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<a href="#922" id="922">922</a>
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<a href="#941" id="941">941</a>
<a href="#942" id="942">942</a>
<a href="#943" id="943">943</a>
<a href="#944" id="944">944</a>
<a href="#945" id="945">945</a>
<a href="#946" id="946">946</a>
<a href="#947" id="947">947</a>
<a href="#948" id="948">948</a>
<a href="#949" id="949">949</a>
<a href="#950" id="950">950</a>
<a href="#951" id="951">951</a>
<a href="#952" id="952">952</a>
<a href="#953" id="953">953</a>
<a href="#954" id="954">954</a>
<a href="#955" id="955">955</a>
<a href="#956" id="956">956</a>
<a href="#957" id="957">957</a>
<a href="#958" id="958">958</a>
<a href="#959" id="959">959</a>
<a href="#960" id="960">960</a>
<a href="#961" id="961">961</a>
<a href="#962" id="962">962</a>
<a href="#963" id="963">963</a>
<a href="#964" id="964">964</a>
<a href="#965" id="965">965</a>
<a href="#966" id="966">966</a>
<a href="#967" id="967">967</a>
<a href="#968" id="968">968</a>
<a href="#969" id="969">969</a>
<a href="#970" id="970">970</a>
<a href="#971" id="971">971</a>
<a href="#972" id="972">972</a>
<a href="#973" id="973">973</a>
<a href="#974" id="974">974</a>
<a href="#975" id="975">975</a>
<a href="#976" id="976">976</a>
<a href="#977" id="977">977</a>
<a href="#978" id="978">978</a>
<a href="#979" id="979">979</a>
<a href="#980" id="980">980</a>
<a href="#981" id="981">981</a>
<a href="#982" id="982">982</a>
<a href="#983" id="983">983</a>
<a href="#984" id="984">984</a>
<a href="#985" id="985">985</a>
<a href="#986" id="986">986</a>
<a href="#987" id="987">987</a>
<a href="#988" id="988">988</a>
<a href="#989" id="989">989</a>
<a href="#990" id="990">990</a>
<a href="#991" id="991">991</a>
<a href="#992" id="992">992</a>
<a href="#993" id="993">993</a>
<a href="#994" id="994">994</a>
<a href="#995" id="995">995</a>
<a href="#996" id="996">996</a>
<a href="#997" id="997">997</a>
<a href="#998" id="998">998</a>
<a href="#999" id="999">999</a>
<a href="#1000" id="1000">1000</a>
<a href="#1001" id="1001">1001</a>
<a href="#1002" id="1002">1002</a>
<a href="#1003" id="1003">1003</a>
<a href="#1004" id="1004">1004</a>
<a href="#1005" id="1005">1005</a>
<a href="#1006" id="1006">1006</a>
<a href="#1007" id="1007">1007</a>
<a href="#1008" id="1008">1008</a>
<a href="#1009" id="1009">1009</a>
<a href="#1010" id="1010">1010</a>
<a href="#1011" id="1011">1011</a>
<a href="#1012" id="1012">1012</a>
<a href="#1013" id="1013">1013</a>
<a href="#1014" id="1014">1014</a>
<a href="#1015" id="1015">1015</a>
<a href="#1016" id="1016">1016</a>
<a href="#1017" id="1017">1017</a>
<a href="#1018" id="1018">1018</a>
<a href="#1019" id="1019">1019</a>
<a href="#1020" id="1020">1020</a>
<a href="#1021" id="1021">1021</a>
<a href="#1022" id="1022">1022</a>
<a href="#1023" id="1023">1023</a>
<a href="#1024" id="1024">1024</a>
<a href="#1025" id="1025">1025</a>
<a href="#1026" id="1026">1026</a>
<a href="#1027" id="1027">1027</a>
<a href="#1028" id="1028">1028</a>
<a href="#1029" id="1029">1029</a>
<a href="#1030" id="1030">1030</a>
<a href="#1031" id="1031">1031</a>
<a href="#1032" id="1032">1032</a>
<a href="#1033" id="1033">1033</a>
<a href="#1034" id="1034">1034</a>
<a href="#1035" id="1035">1035</a>
<a href="#1036" id="1036">1036</a>
<a href="#1037" id="1037">1037</a>
<a href="#1038" id="1038">1038</a>
<a href="#1039" id="1039">1039</a>
<a href="#1040" id="1040">1040</a>
<a href="#1041" id="1041">1041</a>
<a href="#1042" id="1042">1042</a>
<a href="#1043" id="1043">1043</a>
<a href="#1044" id="1044">1044</a>
<a href="#1045" id="1045">1045</a>
<a href="#1046" id="1046">1046</a>
<a href="#1047" id="1047">1047</a>
<a href="#1048" id="1048">1048</a>
<a href="#1049" id="1049">1049</a>
<a href="#1050" id="1050">1050</a>
<a href="#1051" id="1051">1051</a>
<a href="#1052" id="1052">1052</a>
<a href="#1053" id="1053">1053</a>
<a href="#1054" id="1054">1054</a>
<a href="#1055" id="1055">1055</a>
<a href="#1056" id="1056">1056</a>
<a href="#1057" id="1057">1057</a>
<a href="#1058" id="1058">1058</a>
<a href="#1059" id="1059">1059</a>
<a href="#1060" id="1060">1060</a>
<a href="#1061" id="1061">1061</a>
<a href="#1062" id="1062">1062</a>
<a href="#1063" id="1063">1063</a>
<a href="#1064" id="1064">1064</a>
<a href="#1065" id="1065">1065</a>
<a href="#1066" id="1066">1066</a>
<a href="#1067" id="1067">1067</a>
<a href="#1068" id="1068">1068</a>
<a href="#1069" id="1069">1069</a>
<a href="#1070" id="1070">1070</a>
<a href="#1071" id="1071">1071</a>
<a href="#1072" id="1072">1072</a>
<a href="#1073" id="1073">1073</a>
<a href="#1074" id="1074">1074</a>
<a href="#1075" id="1075">1075</a>
<a href="#1076" id="1076">1076</a>
<a href="#1077" id="1077">1077</a>
<a href="#1078" id="1078">1078</a>
<a href="#1079" id="1079">1079</a>
<a href="#1080" id="1080">1080</a>
<a href="#1081" id="1081">1081</a>
<a href="#1082" id="1082">1082</a>
<a href="#1083" id="1083">1083</a>
<a href="#1084" id="1084">1084</a>
<a href="#1085" id="1085">1085</a>
<a href="#1086" id="1086">1086</a>
<a href="#1087" id="1087">1087</a>
<a href="#1088" id="1088">1088</a>
<a href="#1089" id="1089">1089</a>
<a href="#1090" id="1090">1090</a>
<a href="#1091" id="1091">1091</a>
<a href="#1092" id="1092">1092</a>
<a href="#1093" id="1093">1093</a>
<a href="#1094" id="1094">1094</a>
<a href="#1095" id="1095">1095</a>
<a href="#1096" id="1096">1096</a>
<a href="#1097" id="1097">1097</a>
<a href="#1098" id="1098">1098</a>
<a href="#1099" id="1099">1099</a>
<a href="#1100" id="1100">1100</a>
<a href="#1101" id="1101">1101</a>
<a href="#1102" id="1102">1102</a>
<a href="#1103" id="1103">1103</a>
<a href="#1104" id="1104">1104</a>
<a href="#1105" id="1105">1105</a>
<a href="#1106" id="1106">1106</a>
<a href="#1107" id="1107">1107</a>
<a href="#1108" id="1108">1108</a>
<a href="#1109" id="1109">1109</a>
<a href="#1110" id="1110">1110</a>
<a href="#1111" id="1111">1111</a>
<a href="#1112" id="1112">1112</a>
<a href="#1113" id="1113">1113</a>
<a href="#1114" id="1114">1114</a>
<a href="#1115" id="1115">1115</a>
<a href="#1116" id="1116">1116</a>
<a href="#1117" id="1117">1117</a>
<a href="#1118" id="1118">1118</a>
<a href="#1119" id="1119">1119</a>
<a href="#1120" id="1120">1120</a>
<a href="#1121" id="1121">1121</a>
<a href="#1122" id="1122">1122</a>
<a href="#1123" id="1123">1123</a>
<a href="#1124" id="1124">1124</a>
<a href="#1125" id="1125">1125</a>
<a href="#1126" id="1126">1126</a>
<a href="#1127" id="1127">1127</a>
<a href="#1128" id="1128">1128</a>
<a href="#1129" id="1129">1129</a>
<a href="#1130" id="1130">1130</a>
<a href="#1131" id="1131">1131</a>
<a href="#1132" id="1132">1132</a>
<a href="#1133" id="1133">1133</a>
<a href="#1134" id="1134">1134</a>
<a href="#1135" id="1135">1135</a>
<a href="#1136" id="1136">1136</a>
<a href="#1137" id="1137">1137</a>
<a href="#1138" id="1138">1138</a>
<a href="#1139" id="1139">1139</a>
<a href="#1140" id="1140">1140</a>
<a href="#1141" id="1141">1141</a>
<a href="#1142" id="1142">1142</a>
<a href="#1143" id="1143">1143</a>
<a href="#1144" id="1144">1144</a>
<a href="#1145" id="1145">1145</a>
<a href="#1146" id="1146">1146</a>
<a href="#1147" id="1147">1147</a>
<a href="#1148" id="1148">1148</a>
<a href="#1149" id="1149">1149</a>
<a href="#1150" id="1150">1150</a>
<a href="#1151" id="1151">1151</a>
<a href="#1152" id="1152">1152</a>
<a href="#1153" id="1153">1153</a>
<a href="#1154" id="1154">1154</a>
<a href="#1155" id="1155">1155</a>
<a href="#1156" id="1156">1156</a>
<a href="#1157" id="1157">1157</a>
<a href="#1158" id="1158">1158</a>
<a href="#1159" id="1159">1159</a>
<a href="#1160" id="1160">1160</a>
<a href="#1161" id="1161">1161</a>
<a href="#1162" id="1162">1162</a>
<a href="#1163" id="1163">1163</a>
<a href="#1164" id="1164">1164</a>
<a href="#1165" id="1165">1165</a>
<a href="#1166" id="1166">1166</a>
<a href="#1167" id="1167">1167</a>
<a href="#1168" id="1168">1168</a>
<a href="#1169" id="1169">1169</a>
<a href="#1170" id="1170">1170</a>
<a href="#1171" id="1171">1171</a>
<a href="#1172" id="1172">1172</a>
<a href="#1173" id="1173">1173</a>
<a href="#1174" id="1174">1174</a>
<a href="#1175" id="1175">1175</a>
<a href="#1176" id="1176">1176</a>
<a href="#1177" id="1177">1177</a>
<a href="#1178" id="1178">1178</a>
<a href="#1179" id="1179">1179</a>
<a href="#1180" id="1180">1180</a>
<a href="#1181" id="1181">1181</a>
<a href="#1182" id="1182">1182</a>
<a href="#1183" id="1183">1183</a>
<a href="#1184" id="1184">1184</a>
<a href="#1185" id="1185">1185</a>
<a href="#1186" id="1186">1186</a>
<a href="#1187" id="1187">1187</a>
<a href="#1188" id="1188">1188</a>
<a href="#1189" id="1189">1189</a>
<a href="#1190" id="1190">1190</a>
<a href="#1191" id="1191">1191</a>
<a href="#1192" id="1192">1192</a>
<a href="#1193" id="1193">1193</a>
<a href="#1194" id="1194">1194</a>
<a href="#1195" id="1195">1195</a>
<a href="#1196" id="1196">1196</a>
<a href="#1197" id="1197">1197</a>
<a href="#1198" id="1198">1198</a>
<a href="#1199" id="1199">1199</a>
<a href="#1200" id="1200">1200</a>
<a href="#1201" id="1201">1201</a>
<a href="#1202" id="1202">1202</a>
<a href="#1203" id="1203">1203</a>
<a href="#1204" id="1204">1204</a>
<a href="#1205" id="1205">1205</a>
<a href="#1206" id="1206">1206</a>
<a href="#1207" id="1207">1207</a>
<a href="#1208" id="1208">1208</a>
<a href="#1209" id="1209">1209</a>
<a href="#1210" id="1210">1210</a>
<a href="#1211" id="1211">1211</a>
<a href="#1212" id="1212">1212</a>
<a href="#1213" id="1213">1213</a>
<a href="#1214" id="1214">1214</a>
<a href="#1215" id="1215">1215</a>
<a href="#1216" id="1216">1216</a>
<a href="#1217" id="1217">1217</a>
<a href="#1218" id="1218">1218</a>
<a href="#1219" id="1219">1219</a>
<a href="#1220" id="1220">1220</a>
<a href="#1221" id="1221">1221</a>
<a href="#1222" id="1222">1222</a>
<a href="#1223" id="1223">1223</a>
<a href="#1224" id="1224">1224</a>
<a href="#1225" id="1225">1225</a>
<a href="#1226" id="1226">1226</a>
<a href="#1227" id="1227">1227</a>
<a href="#1228" id="1228">1228</a>
<a href="#1229" id="1229">1229</a>
<a href="#1230" id="1230">1230</a>
<a href="#1231" id="1231">1231</a>
<a href="#1232" id="1232">1232</a>
<a href="#1233" id="1233">1233</a>
<a href="#1234" id="1234">1234</a>
<a href="#1235" id="1235">1235</a>
<a href="#1236" id="1236">1236</a>
<a href="#1237" id="1237">1237</a>
<a href="#1238" id="1238">1238</a>
<a href="#1239" id="1239">1239</a>
<a href="#1240" id="1240">1240</a>
<a href="#1241" id="1241">1241</a>
<a href="#1242" id="1242">1242</a>
<a href="#1243" id="1243">1243</a>
<a href="#1244" id="1244">1244</a>
<a href="#1245" id="1245">1245</a>
<a href="#1246" id="1246">1246</a>
<a href="#1247" id="1247">1247</a>
<a href="#1248" id="1248">1248</a>
<a href="#1249" id="1249">1249</a>
<a href="#1250" id="1250">1250</a>
<a href="#1251" id="1251">1251</a>
<a href="#1252" id="1252">1252</a>
<a href="#1253" id="1253">1253</a>
<a href="#1254" id="1254">1254</a>
<a href="#1255" id="1255">1255</a>
<a href="#1256" id="1256">1256</a>
<a href="#1257" id="1257">1257</a>
<a href="#1258" id="1258">1258</a>
<a href="#1259" id="1259">1259</a>
<a href="#1260" id="1260">1260</a>
<a href="#1261" id="1261">1261</a>
<a href="#1262" id="1262">1262</a>
<a href="#1263" id="1263">1263</a>
<a href="#1264" id="1264">1264</a>
<a href="#1265" id="1265">1265</a>
<a href="#1266" id="1266">1266</a>
<a href="#1267" id="1267">1267</a>
<a href="#1268" id="1268">1268</a>
<a href="#1269" id="1269">1269</a>
<a href="#1270" id="1270">1270</a>
<a href="#1271" id="1271">1271</a>
<a href="#1272" id="1272">1272</a>
<a href="#1273" id="1273">1273</a>
<a href="#1274" id="1274">1274</a>
<a href="#1275" id="1275">1275</a>
<a href="#1276" id="1276">1276</a>
<a href="#1277" id="1277">1277</a>
<a href="#1278" id="1278">1278</a>
<a href="#1279" id="1279">1279</a>
<a href="#1280" id="1280">1280</a>
<a href="#1281" id="1281">1281</a>
<a href="#1282" id="1282">1282</a>
<a href="#1283" id="1283">1283</a>
<a href="#1284" id="1284">1284</a>
<a href="#1285" id="1285">1285</a>
<a href="#1286" id="1286">1286</a>
<a href="#1287" id="1287">1287</a>
<a href="#1288" id="1288">1288</a>
<a href="#1289" id="1289">1289</a>
<a href="#1290" id="1290">1290</a>
<a href="#1291" id="1291">1291</a>
<a href="#1292" id="1292">1292</a>
<a href="#1293" id="1293">1293</a>
<a href="#1294" id="1294">1294</a>
<a href="#1295" id="1295">1295</a>
<a href="#1296" id="1296">1296</a>
<a href="#1297" id="1297">1297</a>
<a href="#1298" id="1298">1298</a>
<a href="#1299" id="1299">1299</a>
<a href="#1300" id="1300">1300</a>
<a href="#1301" id="1301">1301</a>
<a href="#1302" id="1302">1302</a>
<a href="#1303" id="1303">1303</a>
<a href="#1304" id="1304">1304</a>
<a href="#1305" id="1305">1305</a>
<a href="#1306" id="1306">1306</a>
<a href="#1307" id="1307">1307</a>
<a href="#1308" id="1308">1308</a>
<a href="#1309" id="1309">1309</a>
<a href="#1310" id="1310">1310</a>
<a href="#1311" id="1311">1311</a>
<a href="#1312" id="1312">1312</a>
<a href="#1313" id="1313">1313</a>
<a href="#1314" id="1314">1314</a>
<a href="#1315" id="1315">1315</a>
<a href="#1316" id="1316">1316</a>
<a href="#1317" id="1317">1317</a>
<a href="#1318" id="1318">1318</a>
<a href="#1319" id="1319">1319</a>
<a href="#1320" id="1320">1320</a>
<a href="#1321" id="1321">1321</a>
<a href="#1322" id="1322">1322</a>
<a href="#1323" id="1323">1323</a>
<a href="#1324" id="1324">1324</a>
<a href="#1325" id="1325">1325</a>
<a href="#1326" id="1326">1326</a>
<a href="#1327" id="1327">1327</a>
<a href="#1328" id="1328">1328</a>
<a href="#1329" id="1329">1329</a>
<a href="#1330" id="1330">1330</a>
<a href="#1331" id="1331">1331</a>
<a href="#1332" id="1332">1332</a>
<a href="#1333" id="1333">1333</a>
<a href="#1334" id="1334">1334</a>
<a href="#1335" id="1335">1335</a>
<a href="#1336" id="1336">1336</a>
<a href="#1337" id="1337">1337</a>
<a href="#1338" id="1338">1338</a>
<a href="#1339" id="1339">1339</a>
<a href="#1340" id="1340">1340</a>
<a href="#1341" id="1341">1341</a>
<a href="#1342" id="1342">1342</a>
<a href="#1343" id="1343">1343</a>
<a href="#1344" id="1344">1344</a>
<a href="#1345" id="1345">1345</a>
<a href="#1346" id="1346">1346</a>
<a href="#1347" id="1347">1347</a>
<a href="#1348" id="1348">1348</a>
<a href="#1349" id="1349">1349</a>
<a href="#1350" id="1350">1350</a>
<a href="#1351" id="1351">1351</a>
<a href="#1352" id="1352">1352</a>
<a href="#1353" id="1353">1353</a>
<a href="#1354" id="1354">1354</a>
<a href="#1355" id="1355">1355</a>
<a href="#1356" id="1356">1356</a>
<a href="#1357" id="1357">1357</a>
<a href="#1358" id="1358">1358</a>
<a href="#1359" id="1359">1359</a>
<a href="#1360" id="1360">1360</a>
<a href="#1361" id="1361">1361</a>
<a href="#1362" id="1362">1362</a>
<a href="#1363" id="1363">1363</a>
<a href="#1364" id="1364">1364</a>
<a href="#1365" id="1365">1365</a>
<a href="#1366" id="1366">1366</a>
<a href="#1367" id="1367">1367</a>
<a href="#1368" id="1368">1368</a>
<a href="#1369" id="1369">1369</a>
<a href="#1370" id="1370">1370</a>
<a href="#1371" id="1371">1371</a>
<a href="#1372" id="1372">1372</a>
<a href="#1373" id="1373">1373</a>
<a href="#1374" id="1374">1374</a>
<a href="#1375" id="1375">1375</a>
<a href="#1376" id="1376">1376</a>
<a href="#1377" id="1377">1377</a>
<a href="#1378" id="1378">1378</a>
<a href="#1379" id="1379">1379</a>
<a href="#1380" id="1380">1380</a>
<a href="#1381" id="1381">1381</a>
<a href="#1382" id="1382">1382</a>
<a href="#1383" id="1383">1383</a>
<a href="#1384" id="1384">1384</a>
<a href="#1385" id="1385">1385</a>
<a href="#1386" id="1386">1386</a>
<a href="#1387" id="1387">1387</a>
<a href="#1388" id="1388">1388</a>
<a href="#1389" id="1389">1389</a>
<a href="#1390" id="1390">1390</a>
<a href="#1391" id="1391">1391</a>
<a href="#1392" id="1392">1392</a>
<a href="#1393" id="1393">1393</a>
<a href="#1394" id="1394">1394</a>
<a href="#1395" id="1395">1395</a>
<a href="#1396" id="1396">1396</a>
<a href="#1397" id="1397">1397</a>
<a href="#1398" id="1398">1398</a>
<a href="#1399" id="1399">1399</a>
<a href="#1400" id="1400">1400</a>
<a href="#1401" id="1401">1401</a>
<a href="#1402" id="1402">1402</a>
<a href="#1403" id="1403">1403</a>
<a href="#1404" id="1404">1404</a>
<a href="#1405" id="1405">1405</a>
<a href="#1406" id="1406">1406</a>
<a href="#1407" id="1407">1407</a>
<a href="#1408" id="1408">1408</a>
<a href="#1409" id="1409">1409</a>
<a href="#1410" id="1410">1410</a>
<a href="#1411" id="1411">1411</a>
<a href="#1412" id="1412">1412</a>
<a href="#1413" id="1413">1413</a>
<a href="#1414" id="1414">1414</a>
<a href="#1415" id="1415">1415</a>
<a href="#1416" id="1416">1416</a>
<a href="#1417" id="1417">1417</a>
<a href="#1418" id="1418">1418</a>
<a href="#1419" id="1419">1419</a>
<a href="#1420" id="1420">1420</a>
<a href="#1421" id="1421">1421</a>
<a href="#1422" id="1422">1422</a>
<a href="#1423" id="1423">1423</a>
<a href="#1424" id="1424">1424</a>
<a href="#1425" id="1425">1425</a>
<a href="#1426" id="1426">1426</a>
<a href="#1427" id="1427">1427</a>
<a href="#1428" id="1428">1428</a>
<a href="#1429" id="1429">1429</a>
<a href="#1430" id="1430">1430</a>
<a href="#1431" id="1431">1431</a>
<a href="#1432" id="1432">1432</a>
<a href="#1433" id="1433">1433</a>
<a href="#1434" id="1434">1434</a>
<a href="#1435" id="1435">1435</a>
<a href="#1436" id="1436">1436</a>
<a href="#1437" id="1437">1437</a>
<a href="#1438" id="1438">1438</a>
<a href="#1439" id="1439">1439</a>
<a href="#1440" id="1440">1440</a>
<a href="#1441" id="1441">1441</a>
<a href="#1442" id="1442">1442</a>
<a href="#1443" id="1443">1443</a>
<a href="#1444" id="1444">1444</a>
<a href="#1445" id="1445">1445</a>
<a href="#1446" id="1446">1446</a>
<a href="#1447" id="1447">1447</a>
<a href="#1448" id="1448">1448</a>
<a href="#1449" id="1449">1449</a>
<a href="#1450" id="1450">1450</a>
<a href="#1451" id="1451">1451</a>
<a href="#1452" id="1452">1452</a>
<a href="#1453" id="1453">1453</a>
<a href="#1454" id="1454">1454</a>
<a href="#1455" id="1455">1455</a>
<a href="#1456" id="1456">1456</a>
<a href="#1457" id="1457">1457</a>
<a href="#1458" id="1458">1458</a>
<a href="#1459" id="1459">1459</a>
<a href="#1460" id="1460">1460</a>
<a href="#1461" id="1461">1461</a>
<a href="#1462" id="1462">1462</a>
<a href="#1463" id="1463">1463</a>
<a href="#1464" id="1464">1464</a>
<a href="#1465" id="1465">1465</a>
<a href="#1466" id="1466">1466</a>
<a href="#1467" id="1467">1467</a>
<a href="#1468" id="1468">1468</a>
<a href="#1469" id="1469">1469</a>
<a href="#1470" id="1470">1470</a>
<a href="#1471" id="1471">1471</a>
<a href="#1472" id="1472">1472</a>
<a href="#1473" id="1473">1473</a>
<a href="#1474" id="1474">1474</a>
<a href="#1475" id="1475">1475</a>
<a href="#1476" id="1476">1476</a>
<a href="#1477" id="1477">1477</a>
<a href="#1478" id="1478">1478</a>
<a href="#1479" id="1479">1479</a>
<a href="#1480" id="1480">1480</a>
<a href="#1481" id="1481">1481</a>
<a href="#1482" id="1482">1482</a>
<a href="#1483" id="1483">1483</a>
<a href="#1484" id="1484">1484</a>
<a href="#1485" id="1485">1485</a>
<a href="#1486" id="1486">1486</a>
<a href="#1487" id="1487">1487</a>
<a href="#1488" id="1488">1488</a>
<a href="#1489" id="1489">1489</a>
<a href="#1490" id="1490">1490</a>
<a href="#1491" id="1491">1491</a>
<a href="#1492" id="1492">1492</a>
<a href="#1493" id="1493">1493</a>
<a href="#1494" id="1494">1494</a>
<a href="#1495" id="1495">1495</a>
<a href="#1496" id="1496">1496</a>
<a href="#1497" id="1497">1497</a>
<a href="#1498" id="1498">1498</a>
<a href="#1499" id="1499">1499</a>
<a href="#1500" id="1500">1500</a>
<a href="#1501" id="1501">1501</a>
<a href="#1502" id="1502">1502</a>
<a href="#1503" id="1503">1503</a>
<a href="#1504" id="1504">1504</a>
<a href="#1505" id="1505">1505</a>
<a href="#1506" id="1506">1506</a>
<a href="#1507" id="1507">1507</a>
<a href="#1508" id="1508">1508</a>
<a href="#1509" id="1509">1509</a>
<a href="#1510" id="1510">1510</a>
<a href="#1511" id="1511">1511</a>
<a href="#1512" id="1512">1512</a>
<a href="#1513" id="1513">1513</a>
<a href="#1514" id="1514">1514</a>
<a href="#1515" id="1515">1515</a>
<a href="#1516" id="1516">1516</a>
<a href="#1517" id="1517">1517</a>
<a href="#1518" id="1518">1518</a>
<a href="#1519" id="1519">1519</a>
<a href="#1520" id="1520">1520</a>
<a href="#1521" id="1521">1521</a>
<a href="#1522" id="1522">1522</a>
<a href="#1523" id="1523">1523</a>
<a href="#1524" id="1524">1524</a>
<a href="#1525" id="1525">1525</a>
<a href="#1526" id="1526">1526</a>
<a href="#1527" id="1527">1527</a>
<a href="#1528" id="1528">1528</a>
<a href="#1529" id="1529">1529</a>
<a href="#1530" id="1530">1530</a>
<a href="#1531" id="1531">1531</a>
<a href="#1532" id="1532">1532</a>
<a href="#1533" id="1533">1533</a>
<a href="#1534" id="1534">1534</a>
<a href="#1535" id="1535">1535</a>
<a href="#1536" id="1536">1536</a>
<a href="#1537" id="1537">1537</a>
<a href="#1538" id="1538">1538</a>
<a href="#1539" id="1539">1539</a>
<a href="#1540" id="1540">1540</a>
<a href="#1541" id="1541">1541</a>
<a href="#1542" id="1542">1542</a>
<a href="#1543" id="1543">1543</a>
<a href="#1544" id="1544">1544</a>
<a href="#1545" id="1545">1545</a>
<a href="#1546" id="1546">1546</a>
<a href="#1547" id="1547">1547</a>
<a href="#1548" id="1548">1548</a>
<a href="#1549" id="1549">1549</a>
<a href="#1550" id="1550">1550</a>
<a href="#1551" id="1551">1551</a>
<a href="#1552" id="1552">1552</a>
<a href="#1553" id="1553">1553</a>
<a href="#1554" id="1554">1554</a>
<a href="#1555" id="1555">1555</a>
<a href="#1556" id="1556">1556</a>
<a href="#1557" id="1557">1557</a>
<a href="#1558" id="1558">1558</a>
<a href="#1559" id="1559">1559</a>
<a href="#1560" id="1560">1560</a>
<a href="#1561" id="1561">1561</a>
<a href="#1562" id="1562">1562</a>
<a href="#1563" id="1563">1563</a>
<a href="#1564" id="1564">1564</a>
<a href="#1565" id="1565">1565</a>
<a href="#1566" id="1566">1566</a>
<a href="#1567" id="1567">1567</a>
<a href="#1568" id="1568">1568</a>
<a href="#1569" id="1569">1569</a>
<a href="#1570" id="1570">1570</a>
<a href="#1571" id="1571">1571</a>
<a href="#1572" id="1572">1572</a>
<a href="#1573" id="1573">1573</a>
<a href="#1574" id="1574">1574</a>
<a href="#1575" id="1575">1575</a>
<a href="#1576" id="1576">1576</a>
<a href="#1577" id="1577">1577</a>
<a href="#1578" id="1578">1578</a>
<a href="#1579" id="1579">1579</a>
<a href="#1580" id="1580">1580</a>
<a href="#1581" id="1581">1581</a>
<a href="#1582" id="1582">1582</a>
<a href="#1583" id="1583">1583</a>
<a href="#1584" id="1584">1584</a>
<a href="#1585" id="1585">1585</a>
<a href="#1586" id="1586">1586</a>
<a href="#1587" id="1587">1587</a>
<a href="#1588" id="1588">1588</a>
<a href="#1589" id="1589">1589</a>
<a href="#1590" id="1590">1590</a>
<a href="#1591" id="1591">1591</a>
<a href="#1592" id="1592">1592</a>
<a href="#1593" id="1593">1593</a>
<a href="#1594" id="1594">1594</a>
<a href="#1595" id="1595">1595</a>
<a href="#1596" id="1596">1596</a>
<a href="#1597" id="1597">1597</a>
<a href="#1598" id="1598">1598</a>
<a href="#1599" id="1599">1599</a>
<a href="#1600" id="1600">1600</a>
<a href="#1601" id="1601">1601</a>
<a href="#1602" id="1602">1602</a>
<a href="#1603" id="1603">1603</a>
<a href="#1604" id="1604">1604</a>
<a href="#1605" id="1605">1605</a>
<a href="#1606" id="1606">1606</a>
<a href="#1607" id="1607">1607</a>
<a href="#1608" id="1608">1608</a>
<a href="#1609" id="1609">1609</a>
<a href="#1610" id="1610">1610</a>
<a href="#1611" id="1611">1611</a>
<a href="#1612" id="1612">1612</a>
<a href="#1613" id="1613">1613</a>
<a href="#1614" id="1614">1614</a>
<a href="#1615" id="1615">1615</a>
<a href="#1616" id="1616">1616</a>
<a href="#1617" id="1617">1617</a>
<a href="#1618" id="1618">1618</a>
<a href="#1619" id="1619">1619</a>
<a href="#1620" id="1620">1620</a>
<a href="#1621" id="1621">1621</a>
<a href="#1622" id="1622">1622</a>
<a href="#1623" id="1623">1623</a>
<a href="#1624" id="1624">1624</a>
<a href="#1625" id="1625">1625</a>
<a href="#1626" id="1626">1626</a>
<a href="#1627" id="1627">1627</a>
<a href="#1628" id="1628">1628</a>
<a href="#1629" id="1629">1629</a>
<a href="#1630" id="1630">1630</a>
<a href="#1631" id="1631">1631</a>
<a href="#1632" id="1632">1632</a>
<a href="#1633" id="1633">1633</a>
<a href="#1634" id="1634">1634</a>
<a href="#1635" id="1635">1635</a>
<a href="#1636" id="1636">1636</a>
<a href="#1637" id="1637">1637</a>
<a href="#1638" id="1638">1638</a>
<a href="#1639" id="1639">1639</a>
<a href="#1640" id="1640">1640</a>
<a href="#1641" id="1641">1641</a>
<a href="#1642" id="1642">1642</a>
<a href="#1643" id="1643">1643</a>
<a href="#1644" id="1644">1644</a>
<a href="#1645" id="1645">1645</a>
<a href="#1646" id="1646">1646</a>
<a href="#1647" id="1647">1647</a>
<a href="#1648" id="1648">1648</a>
<a href="#1649" id="1649">1649</a>
<a href="#1650" id="1650">1650</a>
<a href="#1651" id="1651">1651</a>
<a href="#1652" id="1652">1652</a>
<a href="#1653" id="1653">1653</a>
<a href="#1654" id="1654">1654</a>
<a href="#1655" id="1655">1655</a>
<a href="#1656" id="1656">1656</a>
<a href="#1657" id="1657">1657</a>
<a href="#1658" id="1658">1658</a>
<a href="#1659" id="1659">1659</a>
<a href="#1660" id="1660">1660</a>
<a href="#1661" id="1661">1661</a>
<a href="#1662" id="1662">1662</a>
<a href="#1663" id="1663">1663</a>
<a href="#1664" id="1664">1664</a>
<a href="#1665" id="1665">1665</a>
<a href="#1666" id="1666">1666</a>
<a href="#1667" id="1667">1667</a>
<a href="#1668" id="1668">1668</a>
<a href="#1669" id="1669">1669</a>
<a href="#1670" id="1670">1670</a>
<a href="#1671" id="1671">1671</a>
<a href="#1672" id="1672">1672</a>
<a href="#1673" id="1673">1673</a>
<a href="#1674" id="1674">1674</a>
<a href="#1675" id="1675">1675</a>
<a href="#1676" id="1676">1676</a>
<a href="#1677" id="1677">1677</a>
<a href="#1678" id="1678">1678</a>
<a href="#1679" id="1679">1679</a>
<a href="#1680" id="1680">1680</a>
<a href="#1681" id="1681">1681</a>
<a href="#1682" id="1682">1682</a>
<a href="#1683" id="1683">1683</a>
<a href="#1684" id="1684">1684</a>
<a href="#1685" id="1685">1685</a>
<a href="#1686" id="1686">1686</a>
<a href="#1687" id="1687">1687</a>
<a href="#1688" id="1688">1688</a>
<a href="#1689" id="1689">1689</a>
<a href="#1690" id="1690">1690</a>
<a href="#1691" id="1691">1691</a>
<a href="#1692" id="1692">1692</a>
<a href="#1693" id="1693">1693</a>
<a href="#1694" id="1694">1694</a>
<a href="#1695" id="1695">1695</a>
<a href="#1696" id="1696">1696</a>
<a href="#1697" id="1697">1697</a>
<a href="#1698" id="1698">1698</a>
<a href="#1699" id="1699">1699</a>
<a href="#1700" id="1700">1700</a>
<a href="#1701" id="1701">1701</a>
<a href="#1702" id="1702">1702</a>
<a href="#1703" id="1703">1703</a>
<a href="#1704" id="1704">1704</a>
<a href="#1705" id="1705">1705</a>
<a href="#1706" id="1706">1706</a>
<a href="#1707" id="1707">1707</a>
<a href="#1708" id="1708">1708</a>
<a href="#1709" id="1709">1709</a>
<a href="#1710" id="1710">1710</a>
<a href="#1711" id="1711">1711</a>
<a href="#1712" id="1712">1712</a>
<a href="#1713" id="1713">1713</a>
<a href="#1714" id="1714">1714</a>
<a href="#1715" id="1715">1715</a>
<a href="#1716" id="1716">1716</a>
<a href="#1717" id="1717">1717</a>
<a href="#1718" id="1718">1718</a>
<a href="#1719" id="1719">1719</a>
<a href="#1720" id="1720">1720</a>
<a href="#1721" id="1721">1721</a>
<a href="#1722" id="1722">1722</a>
<a href="#1723" id="1723">1723</a>
<a href="#1724" id="1724">1724</a>
<a href="#1725" id="1725">1725</a>
<a href="#1726" id="1726">1726</a>
<a href="#1727" id="1727">1727</a>
<a href="#1728" id="1728">1728</a>
<a href="#1729" id="1729">1729</a>
<a href="#1730" id="1730">1730</a>
<a href="#1731" id="1731">1731</a>
<a href="#1732" id="1732">1732</a>
<a href="#1733" id="1733">1733</a>
<a href="#1734" id="1734">1734</a>
<a href="#1735" id="1735">1735</a>
<a href="#1736" id="1736">1736</a>
<a href="#1737" id="1737">1737</a>
<a href="#1738" id="1738">1738</a>
<a href="#1739" id="1739">1739</a>
<a href="#1740" id="1740">1740</a>
<a href="#1741" id="1741">1741</a>
<a href="#1742" id="1742">1742</a>
<a href="#1743" id="1743">1743</a>
<a href="#1744" id="1744">1744</a>
<a href="#1745" id="1745">1745</a>
<a href="#1746" id="1746">1746</a>
<a href="#1747" id="1747">1747</a>
<a href="#1748" id="1748">1748</a>
<a href="#1749" id="1749">1749</a>
<a href="#1750" id="1750">1750</a>
<a href="#1751" id="1751">1751</a>
<a href="#1752" id="1752">1752</a>
<a href="#1753" id="1753">1753</a>
<a href="#1754" id="1754">1754</a>
<a href="#1755" id="1755">1755</a>
<a href="#1756" id="1756">1756</a>
<a href="#1757" id="1757">1757</a>
<a href="#1758" id="1758">1758</a>
<a href="#1759" id="1759">1759</a>
<a href="#1760" id="1760">1760</a>
<a href="#1761" id="1761">1761</a>
<a href="#1762" id="1762">1762</a>
<a href="#1763" id="1763">1763</a>
<a href="#1764" id="1764">1764</a>
<a href="#1765" id="1765">1765</a>
<a href="#1766" id="1766">1766</a>
<a href="#1767" id="1767">1767</a>
<a href="#1768" id="1768">1768</a>
<a href="#1769" id="1769">1769</a>
<a href="#1770" id="1770">1770</a>
<a href="#1771" id="1771">1771</a>
<a href="#1772" id="1772">1772</a>
<a href="#1773" id="1773">1773</a>
<a href="#1774" id="1774">1774</a>
<a href="#1775" id="1775">1775</a>
<a href="#1776" id="1776">1776</a>
<a href="#1777" id="1777">1777</a>
<a href="#1778" id="1778">1778</a>
<a href="#1779" id="1779">1779</a>
<a href="#1780" id="1780">1780</a>
<a href="#1781" id="1781">1781</a>
<a href="#1782" id="1782">1782</a>
<a href="#1783" id="1783">1783</a>
<a href="#1784" id="1784">1784</a>
<a href="#1785" id="1785">1785</a>
<a href="#1786" id="1786">1786</a>
<a href="#1787" id="1787">1787</a>
<a href="#1788" id="1788">1788</a>
<a href="#1789" id="1789">1789</a>
<a href="#1790" id="1790">1790</a>
<a href="#1791" id="1791">1791</a>
<a href="#1792" id="1792">1792</a>
<a href="#1793" id="1793">1793</a>
<a href="#1794" id="1794">1794</a>
<a href="#1795" id="1795">1795</a>
<a href="#1796" id="1796">1796</a>
<a href="#1797" id="1797">1797</a>
<a href="#1798" id="1798">1798</a>
<a href="#1799" id="1799">1799</a>
<a href="#1800" id="1800">1800</a>
<a href="#1801" id="1801">1801</a>
<a href="#1802" id="1802">1802</a>
<a href="#1803" id="1803">1803</a>
<a href="#1804" id="1804">1804</a>
<a href="#1805" id="1805">1805</a>
<a href="#1806" id="1806">1806</a>
<a href="#1807" id="1807">1807</a>
<a href="#1808" id="1808">1808</a>
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<a href="#1847" id="1847">1847</a>
<a href="#1848" id="1848">1848</a>
<a href="#1849" id="1849">1849</a>
<a href="#1850" id="1850">1850</a>
<a href="#1851" id="1851">1851</a>
<a href="#1852" id="1852">1852</a>
<a href="#1853" id="1853">1853</a>
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<a href="#1862" id="1862">1862</a>
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<a href="#1864" id="1864">1864</a>
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<a href="#1866" id="1866">1866</a>
<a href="#1867" id="1867">1867</a>
<a href="#1868" id="1868">1868</a>
<a href="#1869" id="1869">1869</a>
<a href="#1870" id="1870">1870</a>
<a href="#1871" id="1871">1871</a>
<a href="#1872" id="1872">1872</a>
<a href="#1873" id="1873">1873</a>
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<a href="#1875" id="1875">1875</a>
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<a href="#1877" id="1877">1877</a>
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<a href="#1890" id="1890">1890</a>
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<a href="#1921" id="1921">1921</a>
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<a href="#1923" id="1923">1923</a>
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<a href="#1925" id="1925">1925</a>
<a href="#1926" id="1926">1926</a>
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<a href="#1943" id="1943">1943</a>
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<a href="#1981" id="1981">1981</a>
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<a href="#1990" id="1990">1990</a>
<a href="#1991" id="1991">1991</a>
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<a href="#2000" id="2000">2000</a>
<a href="#2001" id="2001">2001</a>
<a href="#2002" id="2002">2002</a>
<a href="#2003" id="2003">2003</a>
<a href="#2004" id="2004">2004</a>
<a href="#2005" id="2005">2005</a>
<a href="#2006" id="2006">2006</a>
<a href="#2007" id="2007">2007</a>
<a href="#2008" id="2008">2008</a>
<a href="#2009" id="2009">2009</a>
<a href="#2010" id="2010">2010</a>
<a href="#2011" id="2011">2011</a>
<a href="#2012" id="2012">2012</a>
<a href="#2013" id="2013">2013</a>
<a href="#2014" id="2014">2014</a>
<a href="#2015" id="2015">2015</a>
<a href="#2016" id="2016">2016</a>
<a href="#2017" id="2017">2017</a>
<a href="#2018" id="2018">2018</a>
<a href="#2019" id="2019">2019</a>
<a href="#2020" id="2020">2020</a>
<a href="#2021" id="2021">2021</a>
<a href="#2022" id="2022">2022</a>
<a href="#2023" id="2023">2023</a>
<a href="#2024" id="2024">2024</a>
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<a href="#2026" id="2026">2026</a>
<a href="#2027" id="2027">2027</a>
<a href="#2028" id="2028">2028</a>
<a href="#2029" id="2029">2029</a>
<a href="#2030" id="2030">2030</a>
<a href="#2031" id="2031">2031</a>
<a href="#2032" id="2032">2032</a>
<a href="#2033" id="2033">2033</a>
<a href="#2034" id="2034">2034</a>
<a href="#2035" id="2035">2035</a>
<a href="#2036" id="2036">2036</a>
<a href="#2037" id="2037">2037</a>
<a href="#2038" id="2038">2038</a>
<a href="#2039" id="2039">2039</a>
<a href="#2040" id="2040">2040</a>
<a href="#2041" id="2041">2041</a>
<a href="#2042" id="2042">2042</a>
<a href="#2043" id="2043">2043</a>
<a href="#2044" id="2044">2044</a>
<a href="#2045" id="2045">2045</a>
<a href="#2046" id="2046">2046</a>
<a href="#2047" id="2047">2047</a>
<a href="#2048" id="2048">2048</a>
<a href="#2049" id="2049">2049</a>
<a href="#2050" id="2050">2050</a>
<a href="#2051" id="2051">2051</a>
<a href="#2052" id="2052">2052</a>
<a href="#2053" id="2053">2053</a>
<a href="#2054" id="2054">2054</a>
<a href="#2055" id="2055">2055</a>
<a href="#2056" id="2056">2056</a>
<a href="#2057" id="2057">2057</a>
<a href="#2058" id="2058">2058</a>
<a href="#2059" id="2059">2059</a>
<a href="#2060" id="2060">2060</a>
<a href="#2061" id="2061">2061</a>
<a href="#2062" id="2062">2062</a>
<a href="#2063" id="2063">2063</a>
<a href="#2064" id="2064">2064</a>
<a href="#2065" id="2065">2065</a>
<a href="#2066" id="2066">2066</a>
<a href="#2067" id="2067">2067</a>
<a href="#2068" id="2068">2068</a>
<a href="#2069" id="2069">2069</a>
<a href="#2070" id="2070">2070</a>
<a href="#2071" id="2071">2071</a>
<a href="#2072" id="2072">2072</a>
<a href="#2073" id="2073">2073</a>
<a href="#2074" id="2074">2074</a>
<a href="#2075" id="2075">2075</a>
<a href="#2076" id="2076">2076</a>
<a href="#2077" id="2077">2077</a>
<a href="#2078" id="2078">2078</a>
<a href="#2079" id="2079">2079</a>
<a href="#2080" id="2080">2080</a>
<a href="#2081" id="2081">2081</a>
<a href="#2082" id="2082">2082</a>
<a href="#2083" id="2083">2083</a>
<a href="#2084" id="2084">2084</a>
<a href="#2085" id="2085">2085</a>
<a href="#2086" id="2086">2086</a>
<a href="#2087" id="2087">2087</a>
<a href="#2088" id="2088">2088</a>
<a href="#2089" id="2089">2089</a>
<a href="#2090" id="2090">2090</a>
<a href="#2091" id="2091">2091</a>
<a href="#2092" id="2092">2092</a>
<a href="#2093" id="2093">2093</a>
<a href="#2094" id="2094">2094</a>
<a href="#2095" id="2095">2095</a>
<a href="#2096" id="2096">2096</a>
<a href="#2097" id="2097">2097</a>
<a href="#2098" id="2098">2098</a>
<a href="#2099" id="2099">2099</a>
<a href="#2100" id="2100">2100</a>
<a href="#2101" id="2101">2101</a>
<a href="#2102" id="2102">2102</a>
<a href="#2103" id="2103">2103</a>
<a href="#2104" id="2104">2104</a>
<a href="#2105" id="2105">2105</a>
<a href="#2106" id="2106">2106</a>
<a href="#2107" id="2107">2107</a>
<a href="#2108" id="2108">2108</a>
<a href="#2109" id="2109">2109</a>
<a href="#2110" id="2110">2110</a>
<a href="#2111" id="2111">2111</a>
<a href="#2112" id="2112">2112</a>
<a href="#2113" id="2113">2113</a>
<a href="#2114" id="2114">2114</a>
<a href="#2115" id="2115">2115</a>
<a href="#2116" id="2116">2116</a>
<a href="#2117" id="2117">2117</a>
<a href="#2118" id="2118">2118</a>
<a href="#2119" id="2119">2119</a>
<a href="#2120" id="2120">2120</a>
<a href="#2121" id="2121">2121</a>
<a href="#2122" id="2122">2122</a>
<a href="#2123" id="2123">2123</a>
<a href="#2124" id="2124">2124</a>
<a href="#2125" id="2125">2125</a>
<a href="#2126" id="2126">2126</a>
<a href="#2127" id="2127">2127</a>
<a href="#2128" id="2128">2128</a>
<a href="#2129" id="2129">2129</a>
<a href="#2130" id="2130">2130</a>
<a href="#2131" id="2131">2131</a>
<a href="#2132" id="2132">2132</a>
<a href="#2133" id="2133">2133</a>
<a href="#2134" id="2134">2134</a>
<a href="#2135" id="2135">2135</a>
<a href="#2136" id="2136">2136</a>
<a href="#2137" id="2137">2137</a>
<a href="#2138" id="2138">2138</a>
<a href="#2139" id="2139">2139</a>
<a href="#2140" id="2140">2140</a>
<a href="#2141" id="2141">2141</a>
<a href="#2142" id="2142">2142</a>
<a href="#2143" id="2143">2143</a>
<a href="#2144" id="2144">2144</a>
<a href="#2145" id="2145">2145</a>
<a href="#2146" id="2146">2146</a>
<a href="#2147" id="2147">2147</a>
<a href="#2148" id="2148">2148</a>
<a href="#2149" id="2149">2149</a>
<a href="#2150" id="2150">2150</a>
<a href="#2151" id="2151">2151</a>
<a href="#2152" id="2152">2152</a>
<a href="#2153" id="2153">2153</a>
<a href="#2154" id="2154">2154</a>
<a href="#2155" id="2155">2155</a>
<a href="#2156" id="2156">2156</a>
<a href="#2157" id="2157">2157</a>
<a href="#2158" id="2158">2158</a>
<a href="#2159" id="2159">2159</a>
<a href="#2160" id="2160">2160</a>
<a href="#2161" id="2161">2161</a>
<a href="#2162" id="2162">2162</a>
<a href="#2163" id="2163">2163</a>
<a href="#2164" id="2164">2164</a>
<a href="#2165" id="2165">2165</a>
<a href="#2166" id="2166">2166</a>
<a href="#2167" id="2167">2167</a>
<a href="#2168" id="2168">2168</a>
<a href="#2169" id="2169">2169</a>
<a href="#2170" id="2170">2170</a>
<a href="#2171" id="2171">2171</a>
<a href="#2172" id="2172">2172</a>
<a href="#2173" id="2173">2173</a>
<a href="#2174" id="2174">2174</a>
<a href="#2175" id="2175">2175</a>
<a href="#2176" id="2176">2176</a>
<a href="#2177" id="2177">2177</a>
<a href="#2178" id="2178">2178</a>
<a href="#2179" id="2179">2179</a>
<a href="#2180" id="2180">2180</a>
<a href="#2181" id="2181">2181</a>
<a href="#2182" id="2182">2182</a>
<a href="#2183" id="2183">2183</a>
<a href="#2184" id="2184">2184</a>
<a href="#2185" id="2185">2185</a>
<a href="#2186" id="2186">2186</a>
<a href="#2187" id="2187">2187</a>
<a href="#2188" id="2188">2188</a>
<a href="#2189" id="2189">2189</a>
<a href="#2190" id="2190">2190</a>
<a href="#2191" id="2191">2191</a>
<a href="#2192" id="2192">2192</a>
<a href="#2193" id="2193">2193</a>
<a href="#2194" id="2194">2194</a>
<a href="#2195" id="2195">2195</a>
<a href="#2196" id="2196">2196</a>
<a href="#2197" id="2197">2197</a>
<a href="#2198" id="2198">2198</a>
<a href="#2199" id="2199">2199</a>
<a href="#2200" id="2200">2200</a>
<a href="#2201" id="2201">2201</a>
<a href="#2202" id="2202">2202</a>
<a href="#2203" id="2203">2203</a>
<a href="#2204" id="2204">2204</a>
<a href="#2205" id="2205">2205</a>
<a href="#2206" id="2206">2206</a>
<a href="#2207" id="2207">2207</a>
<a href="#2208" id="2208">2208</a>
<a href="#2209" id="2209">2209</a>
<a href="#2210" id="2210">2210</a>
<a href="#2211" id="2211">2211</a>
<a href="#2212" id="2212">2212</a>
<a href="#2213" id="2213">2213</a>
<a href="#2214" id="2214">2214</a>
<a href="#2215" id="2215">2215</a>
<a href="#2216" id="2216">2216</a>
<a href="#2217" id="2217">2217</a>
<a href="#2218" id="2218">2218</a>
<a href="#2219" id="2219">2219</a>
<a href="#2220" id="2220">2220</a>
<a href="#2221" id="2221">2221</a>
</pre></div><pre class="rust"><code><span class="comment">// Copyright (C) 2018-2019, Cloudflare, Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
</span><span class="kw">use </span>std::cmp;
<span class="kw">use </span>std::sync::Arc;
<span class="kw">use </span>std::collections::hash_map;
<span class="kw">use </span>std::collections::HashMap;
<span class="kw">use </span>std::collections::HashSet;
<span class="kw">use </span>intrusive_collections::intrusive_adapter;
<span class="kw">use </span>intrusive_collections::KeyAdapter;
<span class="kw">use </span>intrusive_collections::RBTree;
<span class="kw">use </span>intrusive_collections::RBTreeAtomicLink;
<span class="kw">use </span>smallvec::SmallVec;
<span class="kw">use </span><span class="kw">crate</span>::Error;
<span class="kw">use </span><span class="kw">crate</span>::Result;
<span class="kw">const </span>DEFAULT_URGENCY: u8 = <span class="number">127</span>;
<span class="comment">// The default size of the receiver stream flow control window.
</span><span class="kw">const </span>DEFAULT_STREAM_WINDOW: u64 = <span class="number">32 </span>* <span class="number">1024</span>;
<span class="doccomment">/// The maximum size of the receiver stream flow control window.
</span><span class="kw">pub const </span>MAX_STREAM_WINDOW: u64 = <span class="number">16 </span>* <span class="number">1024 </span>* <span class="number">1024</span>;
<span class="doccomment">/// A simple no-op hasher for Stream IDs.
///
/// The QUIC protocol and quiche library guarantees stream ID uniqueness, so
/// we can save effort by avoiding using a more complicated algorithm.
</span><span class="attr">#[derive(Default)]
</span><span class="kw">pub struct </span>StreamIdHasher {
id: u64,
}
<span class="kw">impl </span>std::hash::Hasher <span class="kw">for </span>StreamIdHasher {
<span class="attr">#[inline]
</span><span class="kw">fn </span>finish(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; u64 {
<span class="self">self</span>.id
}
<span class="attr">#[inline]
</span><span class="kw">fn </span>write_u64(<span class="kw-2">&amp;mut </span><span class="self">self</span>, id: u64) {
<span class="self">self</span>.id = id;
}
<span class="attr">#[inline]
</span><span class="kw">fn </span>write(<span class="kw-2">&amp;mut </span><span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&amp;</span>[u8]) {
<span class="comment">// We need a default write() for the trait but stream IDs will always
// be a u64 so we just delegate to write_u64.
</span><span class="macro">unimplemented!</span>()
}
}
<span class="kw">type </span>BuildStreamIdHasher = std::hash::BuildHasherDefault&lt;StreamIdHasher&gt;;
<span class="kw">pub type </span>StreamIdHashMap&lt;V&gt; = HashMap&lt;u64, V, BuildStreamIdHasher&gt;;
<span class="kw">pub type </span>StreamIdHashSet = HashSet&lt;u64, BuildStreamIdHasher&gt;;
<span class="doccomment">/// Keeps track of QUIC streams and enforces stream limits.
</span><span class="attr">#[derive(Default)]
</span><span class="kw">pub struct </span>StreamMap {
<span class="doccomment">/// Map of streams indexed by stream ID.
</span>streams: StreamIdHashMap&lt;Stream&gt;,
<span class="doccomment">/// Set of streams that were completed and garbage collected.
///
/// Instead of keeping the full stream state forever, we collect completed
/// streams to save memory, but we still need to keep track of previously
/// created streams, to prevent peers from re-creating them.
</span>collected: StreamIdHashSet,
<span class="doccomment">/// Peer's maximum bidirectional stream count limit.
</span>peer_max_streams_bidi: u64,
<span class="doccomment">/// Peer's maximum unidirectional stream count limit.
</span>peer_max_streams_uni: u64,
<span class="doccomment">/// The total number of bidirectional streams opened by the peer.
</span>peer_opened_streams_bidi: u64,
<span class="doccomment">/// The total number of unidirectional streams opened by the peer.
</span>peer_opened_streams_uni: u64,
<span class="doccomment">/// Local maximum bidirectional stream count limit.
</span>local_max_streams_bidi: u64,
local_max_streams_bidi_next: u64,
<span class="doccomment">/// Local maximum unidirectional stream count limit.
</span>local_max_streams_uni: u64,
local_max_streams_uni_next: u64,
<span class="doccomment">/// The total number of bidirectional streams opened by the local endpoint.
</span>local_opened_streams_bidi: u64,
<span class="doccomment">/// The total number of unidirectional streams opened by the local endpoint.
</span>local_opened_streams_uni: u64,
<span class="doccomment">/// Queue of stream IDs corresponding to streams that have buffered data
/// ready to be sent to the peer. This also implies that the stream has
/// enough flow control credits to send at least some of that data.
</span>flushable: RBTree&lt;StreamFlushablePriorityAdapter&gt;,
<span class="doccomment">/// Set of stream IDs corresponding to streams that have outstanding data
/// to read. This is used to generate a `StreamIter` of streams without
/// having to iterate over the full list of streams.
</span><span class="kw">pub </span>readable: RBTree&lt;StreamReadablePriorityAdapter&gt;,
<span class="doccomment">/// Set of stream IDs corresponding to streams that have enough flow control
/// capacity to be written to, and is not finished. This is used to generate
/// a `StreamIter` of streams without having to iterate over the full list
/// of streams.
</span><span class="kw">pub </span>writable: RBTree&lt;StreamWritablePriorityAdapter&gt;,
<span class="doccomment">/// Set of stream IDs corresponding to streams that are almost out of flow
/// control credit and need to send MAX_STREAM_DATA. This is used to
/// generate a `StreamIter` of streams without having to iterate over the
/// full list of streams.
</span>almost_full: StreamIdHashSet,
<span class="doccomment">/// Set of stream IDs corresponding to streams that are blocked. The value
/// of the map elements represents the offset of the stream at which the
/// blocking occurred.
</span>blocked: StreamIdHashMap&lt;u64&gt;,
<span class="doccomment">/// Set of stream IDs corresponding to streams that are reset. The value
/// of the map elements is a tuple of the error code and final size values
/// to include in the RESET_STREAM frame.
</span>reset: StreamIdHashMap&lt;(u64, u64)&gt;,
<span class="doccomment">/// Set of stream IDs corresponding to streams that are shutdown on the
/// receive side, and need to send a STOP_SENDING frame. The value of the
/// map elements is the error code to include in the STOP_SENDING frame.
</span>stopped: StreamIdHashMap&lt;u64&gt;,
<span class="doccomment">/// The maximum size of a stream window.
</span>max_stream_window: u64,
}
<span class="kw">impl </span>StreamMap {
<span class="kw">pub fn </span>new(
max_streams_bidi: u64, max_streams_uni: u64, max_stream_window: u64,
) -&gt; StreamMap {
StreamMap {
local_max_streams_bidi: max_streams_bidi,
local_max_streams_bidi_next: max_streams_bidi,
local_max_streams_uni: max_streams_uni,
local_max_streams_uni_next: max_streams_uni,
max_stream_window,
..StreamMap::default()
}
}
<span class="doccomment">/// Returns the stream with the given ID if it exists.
</span><span class="kw">pub fn </span>get(<span class="kw-2">&amp;</span><span class="self">self</span>, id: u64) -&gt; <span class="prelude-ty">Option</span>&lt;<span class="kw-2">&amp;</span>Stream&gt; {
<span class="self">self</span>.streams.get(<span class="kw-2">&amp;</span>id)
}
<span class="doccomment">/// Returns the mutable stream with the given ID if it exists.
</span><span class="kw">pub fn </span>get_mut(<span class="kw-2">&amp;mut </span><span class="self">self</span>, id: u64) -&gt; <span class="prelude-ty">Option</span>&lt;<span class="kw-2">&amp;mut </span>Stream&gt; {
<span class="self">self</span>.streams.get_mut(<span class="kw-2">&amp;</span>id)
}
<span class="doccomment">/// Returns the mutable stream with the given ID if it exists, or creates
/// a new one otherwise.
///
/// The `local` parameter indicates whether the stream's creation was
/// requested by the local application rather than the peer, and is
/// used to validate the requested stream ID, and to select the initial
/// flow control values from the local and remote transport parameters
/// (also passed as arguments).
///
/// This also takes care of enforcing both local and the peer's stream
/// count limits. If one of these limits is violated, the `StreamLimit`
/// error is returned.
</span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>get_or_create(
<span class="kw-2">&amp;mut </span><span class="self">self</span>, id: u64, local_params: <span class="kw-2">&amp;</span><span class="kw">crate</span>::TransportParams,
peer_params: <span class="kw-2">&amp;</span><span class="kw">crate</span>::TransportParams, local: bool, is_server: bool,
) -&gt; <span class="prelude-ty">Result</span>&lt;<span class="kw-2">&amp;mut </span>Stream&gt; {
<span class="kw">let </span>(stream, is_new_and_writable) = <span class="kw">match </span><span class="self">self</span>.streams.entry(id) {
hash_map::Entry::Vacant(v) =&gt; {
<span class="comment">// Stream has already been closed and garbage collected.
</span><span class="kw">if </span><span class="self">self</span>.collected.contains(<span class="kw-2">&amp;</span>id) {
<span class="kw">return </span><span class="prelude-val">Err</span>(Error::Done);
}
<span class="kw">if </span>local != is_local(id, is_server) {
<span class="kw">return </span><span class="prelude-val">Err</span>(Error::InvalidStreamState(id));
}
<span class="kw">let </span>(max_rx_data, max_tx_data) = <span class="kw">match </span>(local, is_bidi(id)) {
<span class="comment">// Locally-initiated bidirectional stream.
</span>(<span class="bool-val">true</span>, <span class="bool-val">true</span>) =&gt; (
local_params.initial_max_stream_data_bidi_local,
peer_params.initial_max_stream_data_bidi_remote,
),
<span class="comment">// Locally-initiated unidirectional stream.
</span>(<span class="bool-val">true</span>, <span class="bool-val">false</span>) =&gt; (<span class="number">0</span>, peer_params.initial_max_stream_data_uni),
<span class="comment">// Remotely-initiated bidirectional stream.
</span>(<span class="bool-val">false</span>, <span class="bool-val">true</span>) =&gt; (
local_params.initial_max_stream_data_bidi_remote,
peer_params.initial_max_stream_data_bidi_local,
),
<span class="comment">// Remotely-initiated unidirectional stream.
</span>(<span class="bool-val">false</span>, <span class="bool-val">false</span>) =&gt;
(local_params.initial_max_stream_data_uni, <span class="number">0</span>),
};
<span class="comment">// The two least significant bits from a stream id identify the
// type of stream. Truncate those bits to get the sequence for
// that stream type.
</span><span class="kw">let </span>stream_sequence = id &gt;&gt; <span class="number">2</span>;
<span class="comment">// Enforce stream count limits.
</span><span class="kw">match </span>(is_local(id, is_server), is_bidi(id)) {
(<span class="bool-val">true</span>, <span class="bool-val">true</span>) =&gt; {
<span class="kw">let </span>n = std::cmp::max(
<span class="self">self</span>.local_opened_streams_bidi,
stream_sequence + <span class="number">1</span>,
);
<span class="kw">if </span>n &gt; <span class="self">self</span>.peer_max_streams_bidi {
<span class="kw">return </span><span class="prelude-val">Err</span>(Error::StreamLimit);
}
<span class="self">self</span>.local_opened_streams_bidi = n;
},
(<span class="bool-val">true</span>, <span class="bool-val">false</span>) =&gt; {
<span class="kw">let </span>n = std::cmp::max(
<span class="self">self</span>.local_opened_streams_uni,
stream_sequence + <span class="number">1</span>,
);
<span class="kw">if </span>n &gt; <span class="self">self</span>.peer_max_streams_uni {
<span class="kw">return </span><span class="prelude-val">Err</span>(Error::StreamLimit);
}
<span class="self">self</span>.local_opened_streams_uni = n;
},
(<span class="bool-val">false</span>, <span class="bool-val">true</span>) =&gt; {
<span class="kw">let </span>n = std::cmp::max(
<span class="self">self</span>.peer_opened_streams_bidi,
stream_sequence + <span class="number">1</span>,
);
<span class="kw">if </span>n &gt; <span class="self">self</span>.local_max_streams_bidi {
<span class="kw">return </span><span class="prelude-val">Err</span>(Error::StreamLimit);
}
<span class="self">self</span>.peer_opened_streams_bidi = n;
},
(<span class="bool-val">false</span>, <span class="bool-val">false</span>) =&gt; {
<span class="kw">let </span>n = std::cmp::max(
<span class="self">self</span>.peer_opened_streams_uni,
stream_sequence + <span class="number">1</span>,
);
<span class="kw">if </span>n &gt; <span class="self">self</span>.local_max_streams_uni {
<span class="kw">return </span><span class="prelude-val">Err</span>(Error::StreamLimit);
}
<span class="self">self</span>.peer_opened_streams_uni = n;
},
};
<span class="kw">let </span>s = Stream::new(
id,
max_rx_data,
max_tx_data,
is_bidi(id),
local,
<span class="self">self</span>.max_stream_window,
);
<span class="kw">let </span>is_writable = s.is_writable();
(v.insert(s), is_writable)
},
hash_map::Entry::Occupied(v) =&gt; (v.into_mut(), <span class="bool-val">false</span>),
};
<span class="comment">// Newly created stream might already be writable due to initial flow
// control limits.
</span><span class="kw">if </span>is_new_and_writable {
<span class="self">self</span>.writable.insert(Arc::clone(<span class="kw-2">&amp;</span>stream.priority_key));
}
<span class="prelude-val">Ok</span>(stream)
}
<span class="doccomment">/// Adds the stream ID to the readable streams set.
///
/// If the stream was already in the list, this does nothing.
</span><span class="kw">pub fn </span>insert_readable(<span class="kw-2">&amp;mut </span><span class="self">self</span>, priority_key: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;) {
<span class="kw">if </span>!priority_key.readable.is_linked() {
<span class="self">self</span>.readable.insert(Arc::clone(priority_key));
}
}
<span class="doccomment">/// Removes the stream ID from the readable streams set.
</span><span class="kw">pub fn </span>remove_readable(<span class="kw-2">&amp;mut </span><span class="self">self</span>, priority_key: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;) {
<span class="kw">if </span>!priority_key.readable.is_linked() {
<span class="kw">return</span>;
}
<span class="kw">let </span><span class="kw-2">mut </span>c = {
<span class="kw">let </span>ptr = Arc::as_ptr(priority_key);
<span class="kw">unsafe </span>{ <span class="self">self</span>.readable.cursor_mut_from_ptr(ptr) }
};
c.remove();
}
<span class="doccomment">/// Adds the stream ID to the writable streams set.
///
/// This should also be called anytime a new stream is created, in addition
/// to when an existing stream becomes writable.
///
/// If the stream was already in the list, this does nothing.
</span><span class="kw">pub fn </span>insert_writable(<span class="kw-2">&amp;mut </span><span class="self">self</span>, priority_key: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;) {
<span class="kw">if </span>!priority_key.writable.is_linked() {
<span class="self">self</span>.writable.insert(Arc::clone(priority_key));
}
}
<span class="doccomment">/// Removes the stream ID from the writable streams set.
///
/// This should also be called anytime an existing stream stops being
/// writable.
</span><span class="kw">pub fn </span>remove_writable(<span class="kw-2">&amp;mut </span><span class="self">self</span>, priority_key: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;) {
<span class="kw">if </span>!priority_key.writable.is_linked() {
<span class="kw">return</span>;
}
<span class="kw">let </span><span class="kw-2">mut </span>c = {
<span class="kw">let </span>ptr = Arc::as_ptr(priority_key);
<span class="kw">unsafe </span>{ <span class="self">self</span>.writable.cursor_mut_from_ptr(ptr) }
};
c.remove();
}
<span class="doccomment">/// Adds the stream ID to the flushable streams set.
///
/// If the stream was already in the list, this does nothing.
</span><span class="kw">pub fn </span>insert_flushable(<span class="kw-2">&amp;mut </span><span class="self">self</span>, priority_key: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;) {
<span class="kw">if </span>!priority_key.flushable.is_linked() {
<span class="self">self</span>.flushable.insert(Arc::clone(priority_key));
}
}
<span class="doccomment">/// Removes the stream ID from the flushable streams set.
</span><span class="kw">pub fn </span>remove_flushable(<span class="kw-2">&amp;mut </span><span class="self">self</span>, priority_key: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;) {
<span class="kw">if </span>!priority_key.flushable.is_linked() {
<span class="kw">return</span>;
}
<span class="kw">let </span><span class="kw-2">mut </span>c = {
<span class="kw">let </span>ptr = Arc::as_ptr(priority_key);
<span class="kw">unsafe </span>{ <span class="self">self</span>.flushable.cursor_mut_from_ptr(ptr) }
};
c.remove();
}
<span class="kw">pub fn </span>peek_flushable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="prelude-ty">Option</span>&lt;Arc&lt;StreamPriorityKey&gt;&gt; {
<span class="self">self</span>.flushable.front().clone_pointer()
}
<span class="doccomment">/// Updates the priorities of a stream.
</span><span class="kw">pub fn </span>update_priority(
<span class="kw-2">&amp;mut </span><span class="self">self</span>, old: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;, new: <span class="kw-2">&amp;</span>Arc&lt;StreamPriorityKey&gt;,
) {
<span class="kw">if </span>old.readable.is_linked() {
<span class="self">self</span>.remove_readable(old);
<span class="self">self</span>.readable.insert(Arc::clone(new));
}
<span class="kw">if </span>old.writable.is_linked() {
<span class="self">self</span>.remove_writable(old);
<span class="self">self</span>.writable.insert(Arc::clone(new));
}
<span class="kw">if </span>old.flushable.is_linked() {
<span class="self">self</span>.remove_flushable(old);
<span class="self">self</span>.flushable.insert(Arc::clone(new));
}
}
<span class="doccomment">/// Adds the stream ID to the almost full streams set.
///
/// If the stream was already in the list, this does nothing.
</span><span class="kw">pub fn </span>insert_almost_full(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64) {
<span class="self">self</span>.almost_full.insert(stream_id);
}
<span class="doccomment">/// Removes the stream ID from the almost full streams set.
</span><span class="kw">pub fn </span>remove_almost_full(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64) {
<span class="self">self</span>.almost_full.remove(<span class="kw-2">&amp;</span>stream_id);
}
<span class="doccomment">/// Adds the stream ID to the blocked streams set with the
/// given offset value.
///
/// If the stream was already in the list, this does nothing.
</span><span class="kw">pub fn </span>insert_blocked(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64, off: u64) {
<span class="self">self</span>.blocked.insert(stream_id, off);
}
<span class="doccomment">/// Removes the stream ID from the blocked streams set.
</span><span class="kw">pub fn </span>remove_blocked(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64) {
<span class="self">self</span>.blocked.remove(<span class="kw-2">&amp;</span>stream_id);
}
<span class="doccomment">/// Adds the stream ID to the reset streams set with the
/// given error code and final size values.
///
/// If the stream was already in the list, this does nothing.
</span><span class="kw">pub fn </span>insert_reset(
<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64, error_code: u64, final_size: u64,
) {
<span class="self">self</span>.reset.insert(stream_id, (error_code, final_size));
}
<span class="doccomment">/// Removes the stream ID from the reset streams set.
</span><span class="kw">pub fn </span>remove_reset(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64) {
<span class="self">self</span>.reset.remove(<span class="kw-2">&amp;</span>stream_id);
}
<span class="doccomment">/// Adds the stream ID to the stopped streams set with the
/// given error code.
///
/// If the stream was already in the list, this does nothing.
</span><span class="kw">pub fn </span>insert_stopped(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64, error_code: u64) {
<span class="self">self</span>.stopped.insert(stream_id, error_code);
}
<span class="doccomment">/// Removes the stream ID from the stopped streams set.
</span><span class="kw">pub fn </span>remove_stopped(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64) {
<span class="self">self</span>.stopped.remove(<span class="kw-2">&amp;</span>stream_id);
}
<span class="doccomment">/// Updates the peer's maximum bidirectional stream count limit.
</span><span class="kw">pub fn </span>update_peer_max_streams_bidi(<span class="kw-2">&amp;mut </span><span class="self">self</span>, v: u64) {
<span class="self">self</span>.peer_max_streams_bidi = cmp::max(<span class="self">self</span>.peer_max_streams_bidi, v);
}
<span class="doccomment">/// Updates the peer's maximum unidirectional stream count limit.
</span><span class="kw">pub fn </span>update_peer_max_streams_uni(<span class="kw-2">&amp;mut </span><span class="self">self</span>, v: u64) {
<span class="self">self</span>.peer_max_streams_uni = cmp::max(<span class="self">self</span>.peer_max_streams_uni, v);
}
<span class="doccomment">/// Commits the new max_streams_bidi limit.
</span><span class="kw">pub fn </span>update_max_streams_bidi(<span class="kw-2">&amp;mut </span><span class="self">self</span>) {
<span class="self">self</span>.local_max_streams_bidi = <span class="self">self</span>.local_max_streams_bidi_next;
}
<span class="doccomment">/// Returns the current max_streams_bidi limit.
</span><span class="kw">pub fn </span>max_streams_bidi(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; u64 {
<span class="self">self</span>.local_max_streams_bidi
}
<span class="doccomment">/// Returns the new max_streams_bidi limit.
</span><span class="kw">pub fn </span>max_streams_bidi_next(<span class="kw-2">&amp;mut </span><span class="self">self</span>) -&gt; u64 {
<span class="self">self</span>.local_max_streams_bidi_next
}
<span class="doccomment">/// Commits the new max_streams_uni limit.
</span><span class="kw">pub fn </span>update_max_streams_uni(<span class="kw-2">&amp;mut </span><span class="self">self</span>) {
<span class="self">self</span>.local_max_streams_uni = <span class="self">self</span>.local_max_streams_uni_next;
}
<span class="doccomment">/// Returns the new max_streams_uni limit.
</span><span class="kw">pub fn </span>max_streams_uni_next(<span class="kw-2">&amp;mut </span><span class="self">self</span>) -&gt; u64 {
<span class="self">self</span>.local_max_streams_uni_next
}
<span class="doccomment">/// Returns the number of bidirectional streams that can be created
/// before the peer's stream count limit is reached.
</span><span class="kw">pub fn </span>peer_streams_left_bidi(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; u64 {
<span class="self">self</span>.peer_max_streams_bidi - <span class="self">self</span>.local_opened_streams_bidi
}
<span class="doccomment">/// Returns the number of unidirectional streams that can be created
/// before the peer's stream count limit is reached.
</span><span class="kw">pub fn </span>peer_streams_left_uni(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; u64 {
<span class="self">self</span>.peer_max_streams_uni - <span class="self">self</span>.local_opened_streams_uni
}
<span class="doccomment">/// Drops completed stream.
///
/// This should only be called when Stream::is_complete() returns true for
/// the given stream.
</span><span class="kw">pub fn </span>collect(<span class="kw-2">&amp;mut </span><span class="self">self</span>, stream_id: u64, local: bool) {
<span class="kw">if </span>!local {
<span class="comment">// If the stream was created by the peer, give back a max streams
// credit.
</span><span class="kw">if </span>is_bidi(stream_id) {
<span class="self">self</span>.local_max_streams_bidi_next =
<span class="self">self</span>.local_max_streams_bidi_next.saturating_add(<span class="number">1</span>);
} <span class="kw">else </span>{
<span class="self">self</span>.local_max_streams_uni_next =
<span class="self">self</span>.local_max_streams_uni_next.saturating_add(<span class="number">1</span>);
}
}
<span class="kw">let </span>s = <span class="self">self</span>.streams.remove(<span class="kw-2">&amp;</span>stream_id).unwrap();
<span class="self">self</span>.remove_readable(<span class="kw-2">&amp;</span>s.priority_key);
<span class="self">self</span>.remove_writable(<span class="kw-2">&amp;</span>s.priority_key);
<span class="self">self</span>.remove_flushable(<span class="kw-2">&amp;</span>s.priority_key);
<span class="self">self</span>.collected.insert(stream_id);
}
<span class="doccomment">/// Creates an iterator over streams that have outstanding data to read.
</span><span class="kw">pub fn </span>readable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; StreamIter {
StreamIter {
streams: <span class="self">self</span>.readable.iter().map(|s| s.id).collect(),
index: <span class="number">0</span>,
}
}
<span class="doccomment">/// Creates an iterator over streams that can be written to.
</span><span class="kw">pub fn </span>writable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; StreamIter {
StreamIter {
streams: <span class="self">self</span>.writable.iter().map(|s| s.id).collect(),
index: <span class="number">0</span>,
}
}
<span class="doccomment">/// Creates an iterator over streams that need to send MAX_STREAM_DATA.
</span><span class="kw">pub fn </span>almost_full(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; StreamIter {
StreamIter::from(<span class="kw-2">&amp;</span><span class="self">self</span>.almost_full)
}
<span class="doccomment">/// Creates an iterator over streams that need to send STREAM_DATA_BLOCKED.
</span><span class="kw">pub fn </span>blocked(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; hash_map::Iter&lt;u64, u64&gt; {
<span class="self">self</span>.blocked.iter()
}
<span class="doccomment">/// Creates an iterator over streams that need to send RESET_STREAM.
</span><span class="kw">pub fn </span>reset(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; hash_map::Iter&lt;u64, (u64, u64)&gt; {
<span class="self">self</span>.reset.iter()
}
<span class="doccomment">/// Creates an iterator over streams that need to send STOP_SENDING.
</span><span class="kw">pub fn </span>stopped(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; hash_map::Iter&lt;u64, u64&gt; {
<span class="self">self</span>.stopped.iter()
}
<span class="doccomment">/// Returns true if the stream has been collected.
</span><span class="kw">pub fn </span>is_collected(<span class="kw-2">&amp;</span><span class="self">self</span>, stream_id: u64) -&gt; bool {
<span class="self">self</span>.collected.contains(<span class="kw-2">&amp;</span>stream_id)
}
<span class="doccomment">/// Returns true if there are any streams that have data to write.
</span><span class="kw">pub fn </span>has_flushable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
!<span class="self">self</span>.flushable.is_empty()
}
<span class="doccomment">/// Returns true if there are any streams that have data to read.
</span><span class="kw">pub fn </span>has_readable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
!<span class="self">self</span>.readable.is_empty()
}
<span class="doccomment">/// Returns true if there are any streams that need to update the local
/// flow control limit.
</span><span class="kw">pub fn </span>has_almost_full(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
!<span class="self">self</span>.almost_full.is_empty()
}
<span class="doccomment">/// Returns true if there are any streams that are blocked.
</span><span class="kw">pub fn </span>has_blocked(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
!<span class="self">self</span>.blocked.is_empty()
}
<span class="doccomment">/// Returns true if there are any streams that are reset.
</span><span class="kw">pub fn </span>has_reset(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
!<span class="self">self</span>.reset.is_empty()
}
<span class="doccomment">/// Returns true if there are any streams that need to send STOP_SENDING.
</span><span class="kw">pub fn </span>has_stopped(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
!<span class="self">self</span>.stopped.is_empty()
}
<span class="doccomment">/// Returns true if the max bidirectional streams count needs to be updated
/// by sending a MAX_STREAMS frame to the peer.
</span><span class="kw">pub fn </span>should_update_max_streams_bidi(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
<span class="self">self</span>.local_max_streams_bidi_next != <span class="self">self</span>.local_max_streams_bidi &amp;&amp;
<span class="self">self</span>.local_max_streams_bidi_next / <span class="number">2 </span>&gt;
<span class="self">self</span>.local_max_streams_bidi - <span class="self">self</span>.peer_opened_streams_bidi
}
<span class="doccomment">/// Returns true if the max unidirectional streams count needs to be updated
/// by sending a MAX_STREAMS frame to the peer.
</span><span class="kw">pub fn </span>should_update_max_streams_uni(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
<span class="self">self</span>.local_max_streams_uni_next != <span class="self">self</span>.local_max_streams_uni &amp;&amp;
<span class="self">self</span>.local_max_streams_uni_next / <span class="number">2 </span>&gt;
<span class="self">self</span>.local_max_streams_uni - <span class="self">self</span>.peer_opened_streams_uni
}
<span class="doccomment">/// Returns the number of active streams in the map.
</span><span class="attr">#[cfg(test)]
</span><span class="kw">pub fn </span>len(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; usize {
<span class="self">self</span>.streams.len()
}
}
<span class="doccomment">/// A QUIC stream.
</span><span class="kw">pub struct </span>Stream {
<span class="doccomment">/// Receive-side stream buffer.
</span><span class="kw">pub </span>recv: recv_buf::RecvBuf,
<span class="doccomment">/// Send-side stream buffer.
</span><span class="kw">pub </span>send: send_buf::SendBuf,
<span class="kw">pub </span>send_lowat: usize,
<span class="doccomment">/// Whether the stream is bidirectional.
</span><span class="kw">pub </span>bidi: bool,
<span class="doccomment">/// Whether the stream was created by the local endpoint.
</span><span class="kw">pub </span>local: bool,
<span class="doccomment">/// The stream's urgency (lower is better). Default is `DEFAULT_URGENCY`.
</span><span class="kw">pub </span>urgency: u8,
<span class="doccomment">/// Whether the stream can be flushed incrementally. Default is `true`.
</span><span class="kw">pub </span>incremental: bool,
<span class="kw">pub </span>priority_key: Arc&lt;StreamPriorityKey&gt;,
}
<span class="kw">impl </span>Stream {
<span class="doccomment">/// Creates a new stream with the given flow control limits.
</span><span class="kw">pub fn </span>new(
id: u64, max_rx_data: u64, max_tx_data: u64, bidi: bool, local: bool,
max_window: u64,
) -&gt; Stream {
<span class="kw">let </span>priority_key = Arc::new(StreamPriorityKey {
id,
..Default::default()
});
Stream {
recv: recv_buf::RecvBuf::new(max_rx_data, max_window),
send: send_buf::SendBuf::new(max_tx_data),
send_lowat: <span class="number">1</span>,
bidi,
local,
urgency: priority_key.urgency,
incremental: priority_key.incremental,
priority_key,
}
}
<span class="doccomment">/// Returns true if the stream has data to read.
</span><span class="kw">pub fn </span>is_readable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
<span class="self">self</span>.recv.ready()
}
<span class="doccomment">/// Returns true if the stream has enough flow control capacity to be
/// written to, and is not finished.
</span><span class="kw">pub fn </span>is_writable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
!<span class="self">self</span>.send.is_shutdown() &amp;&amp;
!<span class="self">self</span>.send.is_fin() &amp;&amp;
(<span class="self">self</span>.send.off_back() + <span class="self">self</span>.send_lowat <span class="kw">as </span>u64) &lt;
<span class="self">self</span>.send.max_off()
}
<span class="doccomment">/// Returns true if the stream has data to send and is allowed to send at
/// least some of it.
</span><span class="kw">pub fn </span>is_flushable(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
<span class="kw">let </span>off_front = <span class="self">self</span>.send.off_front();
!<span class="self">self</span>.send.is_empty() &amp;&amp;
off_front &lt; <span class="self">self</span>.send.off_back() &amp;&amp;
off_front &lt; <span class="self">self</span>.send.max_off()
}
<span class="doccomment">/// Returns true if the stream is complete.
///
/// For bidirectional streams this happens when both the receive and send
/// sides are complete. That is when all incoming data has been read by the
/// application, and when all outgoing data has been acked by the peer.
///
/// For unidirectional streams this happens when either the receive or send
/// side is complete, depending on whether the stream was created locally
/// or not.
</span><span class="kw">pub fn </span>is_complete(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
<span class="kw">match </span>(<span class="self">self</span>.bidi, <span class="self">self</span>.local) {
<span class="comment">// For bidirectional streams we need to check both receive and send
// sides for completion.
</span>(<span class="bool-val">true</span>, <span class="kw">_</span>) =&gt; <span class="self">self</span>.recv.is_fin() &amp;&amp; <span class="self">self</span>.send.is_complete(),
<span class="comment">// For unidirectional streams generated locally, we only need to
// check the send side for completion.
</span>(<span class="bool-val">false</span>, <span class="bool-val">true</span>) =&gt; <span class="self">self</span>.send.is_complete(),
<span class="comment">// For unidirectional streams generated by the peer, we only need
// to check the receive side for completion.
</span>(<span class="bool-val">false</span>, <span class="bool-val">false</span>) =&gt; <span class="self">self</span>.recv.is_fin(),
}
}
}
<span class="doccomment">/// Returns true if the stream was created locally.
</span><span class="kw">pub fn </span>is_local(stream_id: u64, is_server: bool) -&gt; bool {
(stream_id &amp; <span class="number">0x1</span>) == (is_server <span class="kw">as </span>u64)
}
<span class="doccomment">/// Returns true if the stream is bidirectional.
</span><span class="kw">pub fn </span>is_bidi(stream_id: u64) -&gt; bool {
(stream_id &amp; <span class="number">0x2</span>) == <span class="number">0
</span>}
<span class="attr">#[derive(Clone, Debug)]
</span><span class="kw">pub struct </span>StreamPriorityKey {
<span class="kw">pub </span>urgency: u8,
<span class="kw">pub </span>incremental: bool,
<span class="kw">pub </span>id: u64,
<span class="kw">pub </span>readable: RBTreeAtomicLink,
<span class="kw">pub </span>writable: RBTreeAtomicLink,
<span class="kw">pub </span>flushable: RBTreeAtomicLink,
}
<span class="kw">impl </span>Default <span class="kw">for </span>StreamPriorityKey {
<span class="kw">fn </span>default() -&gt; <span class="self">Self </span>{
<span class="self">Self </span>{
urgency: DEFAULT_URGENCY,
incremental: <span class="bool-val">true</span>,
id: Default::default(),
readable: Default::default(),
writable: Default::default(),
flushable: Default::default(),
}
}
}
<span class="kw">impl </span>PartialEq <span class="kw">for </span>StreamPriorityKey {
<span class="kw">fn </span>eq(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span><span class="self">Self</span>) -&gt; bool {
<span class="self">self</span>.id == other.id
}
}
<span class="kw">impl </span>Eq <span class="kw">for </span>StreamPriorityKey {}
<span class="kw">impl </span>PartialOrd <span class="kw">for </span>StreamPriorityKey {
<span class="comment">// Priority ordering is complex, disable Clippy warning.
</span><span class="attr">#[allow(clippy::non_canonical_partial_ord_impl)]
</span><span class="kw">fn </span>partial_cmp(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span><span class="self">Self</span>) -&gt; <span class="prelude-ty">Option</span>&lt;std::cmp::Ordering&gt; {
<span class="comment">// Ignore priority if ID matches.
</span><span class="kw">if </span><span class="self">self</span>.id == other.id {
<span class="kw">return </span><span class="prelude-val">Some</span>(std::cmp::Ordering::Equal);
}
<span class="comment">// First, order by urgency...
</span><span class="kw">if </span><span class="self">self</span>.urgency != other.urgency {
<span class="kw">return </span><span class="self">self</span>.urgency.partial_cmp(<span class="kw-2">&amp;</span>other.urgency);
}
<span class="comment">// ...when the urgency is the same, and both are not incremental, order
// by stream ID...
</span><span class="kw">if </span>!<span class="self">self</span>.incremental &amp;&amp; !other.incremental {
<span class="kw">return </span><span class="self">self</span>.id.partial_cmp(<span class="kw-2">&amp;</span>other.id);
}
<span class="comment">// ...non-incremental takes priority over incremental...
</span><span class="kw">if </span><span class="self">self</span>.incremental &amp;&amp; !other.incremental {
<span class="kw">return </span><span class="prelude-val">Some</span>(std::cmp::Ordering::Greater);
}
<span class="kw">if </span>!<span class="self">self</span>.incremental &amp;&amp; other.incremental {
<span class="kw">return </span><span class="prelude-val">Some</span>(std::cmp::Ordering::Less);
}
<span class="comment">// ...finally, when both are incremental, `other` takes precedence (so
// `self` is always sorted after other same-urgency incremental
// entries).
</span><span class="prelude-val">Some</span>(std::cmp::Ordering::Greater)
}
}
<span class="kw">impl </span>Ord <span class="kw">for </span>StreamPriorityKey {
<span class="kw">fn </span>cmp(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span><span class="self">Self</span>) -&gt; std::cmp::Ordering {
<span class="comment">// `partial_cmp()` never returns `None`, so this should be safe.
</span><span class="self">self</span>.partial_cmp(other).unwrap()
}
}
<span class="macro">intrusive_adapter!</span>(<span class="kw">pub </span>StreamWritablePriorityAdapter = Arc&lt;StreamPriorityKey&gt;: StreamPriorityKey { writable: RBTreeAtomicLink });
<span class="kw">impl</span>&lt;<span class="lifetime">'a</span>&gt; KeyAdapter&lt;<span class="lifetime">'a</span>&gt; <span class="kw">for </span>StreamWritablePriorityAdapter {
<span class="kw">type </span>Key = StreamPriorityKey;
<span class="kw">fn </span>get_key(<span class="kw-2">&amp;</span><span class="self">self</span>, s: <span class="kw-2">&amp;</span>StreamPriorityKey) -&gt; <span class="self">Self</span>::Key {
s.clone()
}
}
<span class="macro">intrusive_adapter!</span>(<span class="kw">pub </span>StreamReadablePriorityAdapter = Arc&lt;StreamPriorityKey&gt;: StreamPriorityKey { readable: RBTreeAtomicLink });
<span class="kw">impl</span>&lt;<span class="lifetime">'a</span>&gt; KeyAdapter&lt;<span class="lifetime">'a</span>&gt; <span class="kw">for </span>StreamReadablePriorityAdapter {
<span class="kw">type </span>Key = StreamPriorityKey;
<span class="kw">fn </span>get_key(<span class="kw-2">&amp;</span><span class="self">self</span>, s: <span class="kw-2">&amp;</span>StreamPriorityKey) -&gt; <span class="self">Self</span>::Key {
s.clone()
}
}
<span class="macro">intrusive_adapter!</span>(<span class="kw">pub </span>StreamFlushablePriorityAdapter = Arc&lt;StreamPriorityKey&gt;: StreamPriorityKey { flushable: RBTreeAtomicLink });
<span class="kw">impl</span>&lt;<span class="lifetime">'a</span>&gt; KeyAdapter&lt;<span class="lifetime">'a</span>&gt; <span class="kw">for </span>StreamFlushablePriorityAdapter {
<span class="kw">type </span>Key = StreamPriorityKey;
<span class="kw">fn </span>get_key(<span class="kw-2">&amp;</span><span class="self">self</span>, s: <span class="kw-2">&amp;</span>StreamPriorityKey) -&gt; <span class="self">Self</span>::Key {
s.clone()
}
}
<span class="doccomment">/// An iterator over QUIC streams.
</span><span class="attr">#[derive(Default)]
</span><span class="kw">pub struct </span>StreamIter {
streams: SmallVec&lt;[u64; <span class="number">8</span>]&gt;,
index: usize,
}
<span class="kw">impl </span>StreamIter {
<span class="attr">#[inline]
</span><span class="kw">fn </span>from(streams: <span class="kw-2">&amp;</span>StreamIdHashSet) -&gt; <span class="self">Self </span>{
StreamIter {
streams: streams.iter().copied().collect(),
index: <span class="number">0</span>,
}
}
}
<span class="kw">impl </span>Iterator <span class="kw">for </span>StreamIter {
<span class="kw">type </span>Item = u64;
<span class="attr">#[inline]
</span><span class="kw">fn </span>next(<span class="kw-2">&amp;mut </span><span class="self">self</span>) -&gt; <span class="prelude-ty">Option</span>&lt;<span class="self">Self</span>::Item&gt; {
<span class="kw">let </span>v = <span class="self">self</span>.streams.get(<span class="self">self</span>.index)<span class="question-mark">?</span>;
<span class="self">self</span>.index += <span class="number">1</span>;
<span class="prelude-val">Some</span>(<span class="kw-2">*</span>v)
}
}
<span class="kw">impl </span>ExactSizeIterator <span class="kw">for </span>StreamIter {
<span class="attr">#[inline]
</span><span class="kw">fn </span>len(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; usize {
<span class="self">self</span>.streams.len() - <span class="self">self</span>.index
}
}
<span class="doccomment">/// Buffer holding data at a specific offset.
///
/// The data is stored in a `Vec&lt;u8&gt;` in such a way that it can be shared
/// between multiple `RangeBuf` objects.
///
/// Each `RangeBuf` will have its own view of that buffer, where the `start`
/// value indicates the initial offset within the `Vec`, and `len` indicates the
/// number of bytes, starting from `start` that are included.
///
/// In addition, `pos` indicates the current offset within the `Vec`, starting
/// from the very beginning of the `Vec`.
///
/// Finally, `off` is the starting offset for the specific `RangeBuf` within the
/// stream the buffer belongs to.
</span><span class="attr">#[derive(Clone, Debug, Default, Eq)]
</span><span class="kw">pub struct </span>RangeBuf {
<span class="doccomment">/// The internal buffer holding the data.
///
/// To avoid needless allocations when a RangeBuf is split, this field is
/// reference-counted and can be shared between multiple RangeBuf objects,
/// and sliced using the `start` and `len` values.
</span>data: Arc&lt;Vec&lt;u8&gt;&gt;,
<span class="doccomment">/// The initial offset within the internal buffer.
</span>start: usize,
<span class="doccomment">/// The current offset within the internal buffer.
</span>pos: usize,
<span class="doccomment">/// The number of bytes in the buffer, from the initial offset.
</span>len: usize,
<span class="doccomment">/// The offset of the buffer within a stream.
</span>off: u64,
<span class="doccomment">/// Whether this contains the final byte in the stream.
</span>fin: bool,
}
<span class="kw">impl </span>RangeBuf {
<span class="doccomment">/// Creates a new `RangeBuf` from the given slice.
</span><span class="kw">pub fn </span>from(buf: <span class="kw-2">&amp;</span>[u8], off: u64, fin: bool) -&gt; RangeBuf {
RangeBuf {
data: Arc::new(Vec::from(buf)),
start: <span class="number">0</span>,
pos: <span class="number">0</span>,
len: buf.len(),
off,
fin,
}
}
<span class="doccomment">/// Returns whether `self` holds the final offset in the stream.
</span><span class="kw">pub fn </span>fin(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
<span class="self">self</span>.fin
}
<span class="doccomment">/// Returns the starting offset of `self`.
</span><span class="kw">pub fn </span>off(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; u64 {
(<span class="self">self</span>.off - <span class="self">self</span>.start <span class="kw">as </span>u64) + <span class="self">self</span>.pos <span class="kw">as </span>u64
}
<span class="doccomment">/// Returns the final offset of `self`.
</span><span class="kw">pub fn </span>max_off(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; u64 {
<span class="self">self</span>.off() + <span class="self">self</span>.len() <span class="kw">as </span>u64
}
<span class="doccomment">/// Returns the length of `self`.
</span><span class="kw">pub fn </span>len(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; usize {
<span class="self">self</span>.len - (<span class="self">self</span>.pos - <span class="self">self</span>.start)
}
<span class="doccomment">/// Returns true if `self` has a length of zero bytes.
</span><span class="kw">pub fn </span>is_empty(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; bool {
<span class="self">self</span>.len() == <span class="number">0
</span>}
<span class="doccomment">/// Consumes the starting `count` bytes of `self`.
</span><span class="kw">pub fn </span>consume(<span class="kw-2">&amp;mut </span><span class="self">self</span>, count: usize) {
<span class="self">self</span>.pos += count;
}
<span class="doccomment">/// Splits the buffer into two at the given index.
</span><span class="kw">pub fn </span>split_off(<span class="kw-2">&amp;mut </span><span class="self">self</span>, at: usize) -&gt; RangeBuf {
<span class="macro">assert!</span>(
at &lt;= <span class="self">self</span>.len,
<span class="string">"`at` split index (is {}) should be &lt;= len (is {})"</span>,
at,
<span class="self">self</span>.len
);
<span class="kw">let </span>buf = RangeBuf {
data: <span class="self">self</span>.data.clone(),
start: <span class="self">self</span>.start + at,
pos: cmp::max(<span class="self">self</span>.pos, <span class="self">self</span>.start + at),
len: <span class="self">self</span>.len - at,
off: <span class="self">self</span>.off + at <span class="kw">as </span>u64,
fin: <span class="self">self</span>.fin,
};
<span class="self">self</span>.pos = cmp::min(<span class="self">self</span>.pos, <span class="self">self</span>.start + at);
<span class="self">self</span>.len = at;
<span class="self">self</span>.fin = <span class="bool-val">false</span>;
buf
}
}
<span class="kw">impl </span>std::ops::Deref <span class="kw">for </span>RangeBuf {
<span class="kw">type </span>Target = [u8];
<span class="kw">fn </span>deref(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span class="kw-2">&amp;</span>[u8] {
<span class="kw-2">&amp;</span><span class="self">self</span>.data[<span class="self">self</span>.pos..<span class="self">self</span>.start + <span class="self">self</span>.len]
}
}
<span class="kw">impl </span>Ord <span class="kw">for </span>RangeBuf {
<span class="kw">fn </span>cmp(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span>RangeBuf) -&gt; cmp::Ordering {
<span class="comment">// Invert ordering to implement min-heap.
</span><span class="self">self</span>.off.cmp(<span class="kw-2">&amp;</span>other.off).reverse()
}
}
<span class="kw">impl </span>PartialOrd <span class="kw">for </span>RangeBuf {
<span class="kw">fn </span>partial_cmp(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span>RangeBuf) -&gt; <span class="prelude-ty">Option</span>&lt;cmp::Ordering&gt; {
<span class="prelude-val">Some</span>(<span class="self">self</span>.cmp(other))
}
}
<span class="kw">impl </span>PartialEq <span class="kw">for </span>RangeBuf {
<span class="kw">fn </span>eq(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span>RangeBuf) -&gt; bool {
<span class="self">self</span>.off == other.off
}
}
<span class="attr">#[cfg(test)]
</span><span class="kw">mod </span>tests {
<span class="kw">use super</span>::<span class="kw-2">*</span>;
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_flow_control() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">32</span>];
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">false</span>);
<span class="kw">let </span>second = RangeBuf::from(<span class="string">b"world"</span>, <span class="number">5</span>, <span class="bool-val">false</span>);
<span class="kw">let </span>third = RangeBuf::from(<span class="string">b"something"</span>, <span class="number">10</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(second), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="macro">assert_eq!</span>(stream.recv.write(third), <span class="prelude-val">Err</span>(Error::FlowControl));
<span class="kw">let </span>(len, fin) = stream.recv.emit(<span class="kw-2">&amp;mut </span>buf).unwrap();
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..len], <span class="string">b"helloworld"</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert!</span>(stream.recv.almost_full());
stream.recv.update_max_data(std::time::Instant::now());
<span class="macro">assert_eq!</span>(stream.recv.max_data_next(), <span class="number">25</span>);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>third = RangeBuf::from(<span class="string">b"something"</span>, <span class="number">10</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(third), <span class="prelude-val">Ok</span>(()));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_past_fin() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">true</span>);
<span class="kw">let </span>second = RangeBuf::from(<span class="string">b"world"</span>, <span class="number">5</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.write(second), <span class="prelude-val">Err</span>(Error::FinalSize));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_fin_dup() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">true</span>);
<span class="kw">let </span>second = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">true</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.write(second), <span class="prelude-val">Ok</span>(()));
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">32</span>];
<span class="kw">let </span>(len, fin) = stream.recv.emit(<span class="kw-2">&amp;mut </span>buf).unwrap();
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..len], <span class="string">b"hello"</span>);
<span class="macro">assert!</span>(fin);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_fin_change() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">true</span>);
<span class="kw">let </span>second = RangeBuf::from(<span class="string">b"world"</span>, <span class="number">5</span>, <span class="bool-val">true</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(second), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Err</span>(Error::FinalSize));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_fin_lower_than_received() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">true</span>);
<span class="kw">let </span>second = RangeBuf::from(<span class="string">b"world"</span>, <span class="number">5</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(second), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Err</span>(Error::FinalSize));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_fin_flow_control() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">32</span>];
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">false</span>);
<span class="kw">let </span>second = RangeBuf::from(<span class="string">b"world"</span>, <span class="number">5</span>, <span class="bool-val">true</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.write(second), <span class="prelude-val">Ok</span>(()));
<span class="kw">let </span>(len, fin) = stream.recv.emit(<span class="kw-2">&amp;mut </span>buf).unwrap();
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..len], <span class="string">b"helloworld"</span>);
<span class="macro">assert!</span>(fin);
<span class="macro">assert!</span>(!stream.recv.almost_full());
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_fin_reset_mismatch() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">true</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.reset(<span class="number">0</span>, <span class="number">10</span>), <span class="prelude-val">Err</span>(Error::FinalSize));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_reset_dup() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.reset(<span class="number">0</span>, <span class="number">5</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert_eq!</span>(stream.recv.reset(<span class="number">0</span>, <span class="number">5</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_reset_change() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.reset(<span class="number">0</span>, <span class="number">5</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert_eq!</span>(stream.recv.reset(<span class="number">0</span>, <span class="number">10</span>), <span class="prelude-val">Err</span>(Error::FinalSize));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_reset_lower_than_received() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert!</span>(!stream.recv.almost_full());
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="macro">assert_eq!</span>(stream.recv.reset(<span class="number">0</span>, <span class="number">4</span>), <span class="prelude-val">Err</span>(Error::FinalSize));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_flow_control() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">25</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="kw">let </span>first = <span class="string">b"hello"</span>;
<span class="kw">let </span>second = <span class="string">b"world"</span>;
<span class="kw">let </span>third = <span class="string">b"something"</span>;
<span class="macro">assert!</span>(stream.send.write(first, <span class="bool-val">false</span>).is_ok());
<span class="macro">assert!</span>(stream.send.write(second, <span class="bool-val">false</span>).is_ok());
<span class="macro">assert!</span>(stream.send.write(third, <span class="bool-val">false</span>).is_ok());
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">25</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">15</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"helloworldsomet"</span>);
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">15</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">25</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">0</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b""</span>);
stream.send.retransmit(<span class="number">0</span>, <span class="number">15</span>);
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">10</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">10</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"helloworld"</span>);
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">10</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">10</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">5</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"somet"</span>);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_past_fin() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="kw">let </span>first = <span class="string">b"hello"</span>;
<span class="kw">let </span>second = <span class="string">b"world"</span>;
<span class="kw">let </span>third = <span class="string">b"third"</span>;
<span class="macro">assert_eq!</span>(stream.send.write(first, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(second, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="macro">assert_eq!</span>(stream.send.write(third, <span class="bool-val">false</span>), <span class="prelude-val">Err</span>(Error::FinalSize));
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_fin_dup() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b""</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_undo_fin() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="macro">assert_eq!</span>(
stream.send.write(<span class="string">b"helloworld"</span>, <span class="bool-val">true</span>),
<span class="prelude-val">Err</span>(Error::FinalSize)
);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_fin_max_data_match() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">15</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="kw">let </span>slice = <span class="string">b"hellohellohello"</span>;
<span class="macro">assert!</span>(stream.send.write(slice, <span class="bool-val">true</span>).is_ok());
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">15</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">15</span>);
<span class="macro">assert!</span>(fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], slice);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_fin_zero_length() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">5</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b""</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">5</span>);
<span class="macro">assert!</span>(fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"hello"</span>);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_ack() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">5</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"world"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b""</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">5</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"hello"</span>);
stream.send.ack_and_drop(<span class="number">0</span>, <span class="number">5</span>);
stream.send.retransmit(<span class="number">0</span>, <span class="number">5</span>);
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">5</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">5</span>);
<span class="macro">assert!</span>(fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"world"</span>);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_ack_reordering() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">5</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"world"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b""</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">5</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"hello"</span>);
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">5</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">1</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">1</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"w"</span>);
stream.send.ack_and_drop(<span class="number">5</span>, <span class="number">1</span>);
stream.send.ack_and_drop(<span class="number">0</span>, <span class="number">5</span>);
stream.send.retransmit(<span class="number">0</span>, <span class="number">5</span>);
stream.send.retransmit(<span class="number">5</span>, <span class="number">1</span>);
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">6</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">4</span>);
<span class="macro">assert!</span>(fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"orld"</span>);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>recv_data_below_off() {
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">15</span>, <span class="number">0</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">false</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">10</span>];
<span class="kw">let </span>(len, fin) = stream.recv.emit(<span class="kw-2">&amp;mut </span>buf).unwrap();
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..len], <span class="string">b"hello"</span>);
<span class="macro">assert!</span>(!fin);
<span class="kw">let </span>first = RangeBuf::from(<span class="string">b"elloworld"</span>, <span class="number">1</span>, <span class="bool-val">true</span>);
<span class="macro">assert_eq!</span>(stream.recv.write(first), <span class="prelude-val">Ok</span>(()));
<span class="kw">let </span>(len, fin) = stream.recv.emit(<span class="kw-2">&amp;mut </span>buf).unwrap();
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..len], <span class="string">b"world"</span>);
<span class="macro">assert!</span>(fin);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>stream_complete() {
<span class="kw">let </span><span class="kw-2">mut </span>stream =
Stream::new(<span class="number">0</span>, <span class="number">30</span>, <span class="number">30</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"world"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert!</span>(!stream.send.is_complete());
<span class="macro">assert!</span>(!stream.send.is_fin());
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b""</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert!</span>(!stream.send.is_complete());
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="kw">let </span>buf = RangeBuf::from(<span class="string">b"hello"</span>, <span class="number">0</span>, <span class="bool-val">true</span>);
<span class="macro">assert!</span>(stream.recv.write(buf).is_ok());
<span class="macro">assert!</span>(!stream.recv.is_fin());
stream.send.ack(<span class="number">6</span>, <span class="number">4</span>);
<span class="macro">assert!</span>(!stream.send.is_complete());
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">2</span>];
<span class="macro">assert_eq!</span>(stream.recv.emit(<span class="kw-2">&amp;mut </span>buf), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert!</span>(!stream.recv.is_fin());
stream.send.ack(<span class="number">1</span>, <span class="number">5</span>);
<span class="macro">assert!</span>(!stream.send.is_complete());
stream.send.ack(<span class="number">0</span>, <span class="number">1</span>);
<span class="macro">assert!</span>(stream.send.is_complete());
<span class="macro">assert!</span>(!stream.is_complete());
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">3</span>];
<span class="macro">assert_eq!</span>(stream.recv.emit(<span class="kw-2">&amp;mut </span>buf), <span class="prelude-val">Ok</span>((<span class="number">3</span>, <span class="bool-val">true</span>)));
<span class="macro">assert!</span>(stream.recv.is_fin());
<span class="macro">assert!</span>(stream.is_complete());
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_fin_zero_length_output() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">5</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">15</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="macro">assert!</span>(!stream.send.is_fin());
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">5</span>);
<span class="macro">assert!</span>(!fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b"hello"</span>);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b""</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">0</span>));
<span class="macro">assert!</span>(stream.send.is_fin());
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">5</span>);
<span class="kw">let </span>(written, fin) = stream.send.emit(<span class="kw-2">&amp;mut </span>buf).unwrap();
<span class="macro">assert_eq!</span>(written, <span class="number">0</span>);
<span class="macro">assert!</span>(fin);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..written], <span class="string">b""</span>);
}
<span class="kw">fn </span>stream_send_ready(stream: <span class="kw-2">&amp;</span>Stream) -&gt; bool {
!stream.send.is_empty() &amp;&amp;
stream.send.off_front() &lt; stream.send.off_back()
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_emit() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">5</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">20</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"world"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"olleh"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"dlrow"</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">4</span>);
<span class="macro">assert!</span>(stream.is_flushable());
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">4</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">4</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"hell"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">4</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">8</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"owor"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">2</span>]), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">10</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">2</span>], <span class="string">b"ld"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">1</span>]), <span class="prelude-val">Ok</span>((<span class="number">1</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">11</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">1</span>], <span class="string">b"o"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">5</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">16</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">5</span>], <span class="string">b"llehd"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">true</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"lrow"</span>);
<span class="macro">assert!</span>(!stream.is_flushable());
<span class="macro">assert!</span>(!stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">0</span>, <span class="bool-val">true</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_emit_ack() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">5</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">20</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"world"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"olleh"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"dlrow"</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">4</span>);
<span class="macro">assert!</span>(stream.is_flushable());
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">4</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">4</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"hell"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">4</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">8</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"owor"</span>);
stream.send.ack_and_drop(<span class="number">0</span>, <span class="number">5</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">3</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">2</span>]), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">10</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">2</span>], <span class="string">b"ld"</span>);
stream.send.ack_and_drop(<span class="number">7</span>, <span class="number">5</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">3</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">1</span>]), <span class="prelude-val">Ok</span>((<span class="number">1</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">11</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">1</span>], <span class="string">b"o"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">5</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">16</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">5</span>], <span class="string">b"llehd"</span>);
stream.send.ack_and_drop(<span class="number">5</span>, <span class="number">7</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">2</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">true</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"lrow"</span>);
<span class="macro">assert!</span>(!stream.is_flushable());
<span class="macro">assert!</span>(!stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">0</span>, <span class="bool-val">true</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
stream.send.ack_and_drop(<span class="number">22</span>, <span class="number">4</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">2</span>);
stream.send.ack_and_drop(<span class="number">20</span>, <span class="number">1</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">2</span>);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>send_emit_retransmit() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">5</span>];
<span class="kw">let </span><span class="kw-2">mut </span>stream = Stream::new(<span class="number">0</span>, <span class="number">0</span>, <span class="number">20</span>, <span class="bool-val">true</span>, <span class="bool-val">true</span>, DEFAULT_STREAM_WINDOW);
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"hello"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"world"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"olleh"</span>, <span class="bool-val">false</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.write(<span class="string">b"dlrow"</span>, <span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(<span class="number">5</span>));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">0</span>);
<span class="macro">assert_eq!</span>(stream.send.bufs_count(), <span class="number">4</span>);
<span class="macro">assert!</span>(stream.is_flushable());
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">4</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">4</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"hell"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">4</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">8</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"owor"</span>);
stream.send.retransmit(<span class="number">3</span>, <span class="number">3</span>);
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">3</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">3</span>]), <span class="prelude-val">Ok</span>((<span class="number">3</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">8</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">3</span>], <span class="string">b"low"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">2</span>]), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">10</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">2</span>], <span class="string">b"ld"</span>);
stream.send.ack_and_drop(<span class="number">7</span>, <span class="number">2</span>);
stream.send.retransmit(<span class="number">8</span>, <span class="number">2</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">2</span>]), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">10</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">2</span>], <span class="string">b"ld"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">1</span>]), <span class="prelude-val">Ok</span>((<span class="number">1</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">11</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">1</span>], <span class="string">b"o"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">5</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">16</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">5</span>], <span class="string">b"llehd"</span>);
stream.send.retransmit(<span class="number">12</span>, <span class="number">2</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">2</span>]), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">16</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">2</span>], <span class="string">b"le"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">4</span>, <span class="bool-val">true</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">4</span>], <span class="string">b"lrow"</span>);
<span class="macro">assert!</span>(!stream.is_flushable());
<span class="macro">assert!</span>(!stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">0</span>, <span class="bool-val">true</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
stream.send.retransmit(<span class="number">7</span>, <span class="number">12</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">5</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">12</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">5</span>], <span class="string">b"rldol"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">5</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">17</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">5</span>], <span class="string">b"lehdl"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">2</span>], <span class="string">b"ro"</span>);
stream.send.ack_and_drop(<span class="number">12</span>, <span class="number">7</span>);
stream.send.retransmit(<span class="number">7</span>, <span class="number">12</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">5</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">12</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">5</span>], <span class="string">b"rldol"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">5</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">17</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">5</span>], <span class="string">b"lehdl"</span>);
<span class="macro">assert!</span>(stream_send_ready(<span class="kw-2">&amp;</span>stream));
<span class="macro">assert_eq!</span>(stream.send.emit(<span class="kw-2">&amp;mut </span>buf[..<span class="number">5</span>]), <span class="prelude-val">Ok</span>((<span class="number">2</span>, <span class="bool-val">false</span>)));
<span class="macro">assert_eq!</span>(stream.send.off_front(), <span class="number">20</span>);
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..<span class="number">2</span>], <span class="string">b"ro"</span>);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>rangebuf_split_off() {
<span class="kw">let </span><span class="kw-2">mut </span>buf = RangeBuf::from(<span class="string">b"helloworld"</span>, <span class="number">5</span>, <span class="bool-val">true</span>);
<span class="macro">assert_eq!</span>(buf.start, <span class="number">0</span>);
<span class="macro">assert_eq!</span>(buf.pos, <span class="number">0</span>);
<span class="macro">assert_eq!</span>(buf.len, <span class="number">10</span>);
<span class="macro">assert_eq!</span>(buf.off, <span class="number">5</span>);
<span class="macro">assert!</span>(buf.fin);
<span class="macro">assert_eq!</span>(buf.len(), <span class="number">10</span>);
<span class="macro">assert_eq!</span>(buf.off(), <span class="number">5</span>);
<span class="macro">assert!</span>(buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..], <span class="string">b"helloworld"</span>);
<span class="comment">// Advance buffer.
</span>buf.consume(<span class="number">5</span>);
<span class="macro">assert_eq!</span>(buf.start, <span class="number">0</span>);
<span class="macro">assert_eq!</span>(buf.pos, <span class="number">5</span>);
<span class="macro">assert_eq!</span>(buf.len, <span class="number">10</span>);
<span class="macro">assert_eq!</span>(buf.off, <span class="number">5</span>);
<span class="macro">assert!</span>(buf.fin);
<span class="macro">assert_eq!</span>(buf.len(), <span class="number">5</span>);
<span class="macro">assert_eq!</span>(buf.off(), <span class="number">10</span>);
<span class="macro">assert!</span>(buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..], <span class="string">b"world"</span>);
<span class="comment">// Split buffer before position.
</span><span class="kw">let </span><span class="kw-2">mut </span>new_buf = buf.split_off(<span class="number">3</span>);
<span class="macro">assert_eq!</span>(buf.start, <span class="number">0</span>);
<span class="macro">assert_eq!</span>(buf.pos, <span class="number">3</span>);
<span class="macro">assert_eq!</span>(buf.len, <span class="number">3</span>);
<span class="macro">assert_eq!</span>(buf.off, <span class="number">5</span>);
<span class="macro">assert!</span>(!buf.fin);
<span class="macro">assert_eq!</span>(buf.len(), <span class="number">0</span>);
<span class="macro">assert_eq!</span>(buf.off(), <span class="number">8</span>);
<span class="macro">assert!</span>(!buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>buf[..], <span class="string">b""</span>);
<span class="macro">assert_eq!</span>(new_buf.start, <span class="number">3</span>);
<span class="macro">assert_eq!</span>(new_buf.pos, <span class="number">5</span>);
<span class="macro">assert_eq!</span>(new_buf.len, <span class="number">7</span>);
<span class="macro">assert_eq!</span>(new_buf.off, <span class="number">8</span>);
<span class="macro">assert!</span>(new_buf.fin);
<span class="macro">assert_eq!</span>(new_buf.len(), <span class="number">5</span>);
<span class="macro">assert_eq!</span>(new_buf.off(), <span class="number">10</span>);
<span class="macro">assert!</span>(new_buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>new_buf[..], <span class="string">b"world"</span>);
<span class="comment">// Advance buffer.
</span>new_buf.consume(<span class="number">2</span>);
<span class="macro">assert_eq!</span>(new_buf.start, <span class="number">3</span>);
<span class="macro">assert_eq!</span>(new_buf.pos, <span class="number">7</span>);
<span class="macro">assert_eq!</span>(new_buf.len, <span class="number">7</span>);
<span class="macro">assert_eq!</span>(new_buf.off, <span class="number">8</span>);
<span class="macro">assert!</span>(new_buf.fin);
<span class="macro">assert_eq!</span>(new_buf.len(), <span class="number">3</span>);
<span class="macro">assert_eq!</span>(new_buf.off(), <span class="number">12</span>);
<span class="macro">assert!</span>(new_buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>new_buf[..], <span class="string">b"rld"</span>);
<span class="comment">// Split buffer after position.
</span><span class="kw">let </span><span class="kw-2">mut </span>new_new_buf = new_buf.split_off(<span class="number">5</span>);
<span class="macro">assert_eq!</span>(new_buf.start, <span class="number">3</span>);
<span class="macro">assert_eq!</span>(new_buf.pos, <span class="number">7</span>);
<span class="macro">assert_eq!</span>(new_buf.len, <span class="number">5</span>);
<span class="macro">assert_eq!</span>(new_buf.off, <span class="number">8</span>);
<span class="macro">assert!</span>(!new_buf.fin);
<span class="macro">assert_eq!</span>(new_buf.len(), <span class="number">1</span>);
<span class="macro">assert_eq!</span>(new_buf.off(), <span class="number">12</span>);
<span class="macro">assert!</span>(!new_buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>new_buf[..], <span class="string">b"r"</span>);
<span class="macro">assert_eq!</span>(new_new_buf.start, <span class="number">8</span>);
<span class="macro">assert_eq!</span>(new_new_buf.pos, <span class="number">8</span>);
<span class="macro">assert_eq!</span>(new_new_buf.len, <span class="number">2</span>);
<span class="macro">assert_eq!</span>(new_new_buf.off, <span class="number">13</span>);
<span class="macro">assert!</span>(new_new_buf.fin);
<span class="macro">assert_eq!</span>(new_new_buf.len(), <span class="number">2</span>);
<span class="macro">assert_eq!</span>(new_new_buf.off(), <span class="number">13</span>);
<span class="macro">assert!</span>(new_new_buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>new_new_buf[..], <span class="string">b"ld"</span>);
<span class="comment">// Advance buffer.
</span>new_new_buf.consume(<span class="number">2</span>);
<span class="macro">assert_eq!</span>(new_new_buf.start, <span class="number">8</span>);
<span class="macro">assert_eq!</span>(new_new_buf.pos, <span class="number">10</span>);
<span class="macro">assert_eq!</span>(new_new_buf.len, <span class="number">2</span>);
<span class="macro">assert_eq!</span>(new_new_buf.off, <span class="number">13</span>);
<span class="macro">assert!</span>(new_new_buf.fin);
<span class="macro">assert_eq!</span>(new_new_buf.len(), <span class="number">0</span>);
<span class="macro">assert_eq!</span>(new_new_buf.off(), <span class="number">15</span>);
<span class="macro">assert!</span>(new_new_buf.fin());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span>new_new_buf[..], <span class="string">b""</span>);
}
<span class="doccomment">/// RFC9000 2.1: A stream ID that is used out of order results in all
/// streams of that type with lower-numbered stream IDs also being opened.
</span><span class="attr">#[test]
</span><span class="kw">fn </span>stream_limit_auto_open() {
<span class="kw">let </span>local_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span>peer_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span><span class="kw-2">mut </span>streams = StreamMap::new(<span class="number">5</span>, <span class="number">5</span>, <span class="number">5</span>);
<span class="kw">let </span>stream_id = <span class="number">500</span>;
<span class="macro">assert!</span>(!is_local(stream_id, <span class="bool-val">true</span>), <span class="string">"stream id is peer initiated"</span>);
<span class="macro">assert!</span>(is_bidi(stream_id), <span class="string">"stream id is bidirectional"</span>);
<span class="macro">assert_eq!</span>(
streams
.get_or_create(stream_id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.err(),
<span class="prelude-val">Some</span>(Error::StreamLimit),
<span class="string">"stream limit should be exceeded"
</span>);
}
<span class="doccomment">/// Stream limit should be satisfied regardless of what order we open
/// streams
</span><span class="attr">#[test]
</span><span class="kw">fn </span>stream_create_out_of_order() {
<span class="kw">let </span>local_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span>peer_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span><span class="kw-2">mut </span>streams = StreamMap::new(<span class="number">5</span>, <span class="number">5</span>, <span class="number">5</span>);
<span class="kw">for </span>stream_id <span class="kw">in </span>[<span class="number">8</span>, <span class="number">12</span>, <span class="number">4</span>] {
<span class="macro">assert!</span>(is_local(stream_id, <span class="bool-val">false</span>), <span class="string">"stream id is client initiated"</span>);
<span class="macro">assert!</span>(is_bidi(stream_id), <span class="string">"stream id is bidirectional"</span>);
<span class="macro">assert!</span>(streams
.get_or_create(stream_id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.is_ok());
}
}
<span class="doccomment">/// Check stream limit boundary cases
</span><span class="attr">#[test]
</span><span class="kw">fn </span>stream_limit_edge() {
<span class="kw">let </span>local_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span>peer_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span><span class="kw-2">mut </span>streams = StreamMap::new(<span class="number">3</span>, <span class="number">3</span>, <span class="number">3</span>);
<span class="comment">// Highest permitted
</span><span class="kw">let </span>stream_id = <span class="number">8</span>;
<span class="macro">assert!</span>(streams
.get_or_create(stream_id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.is_ok());
<span class="comment">// One more than highest permitted
</span><span class="kw">let </span>stream_id = <span class="number">12</span>;
<span class="macro">assert_eq!</span>(
streams
.get_or_create(stream_id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.err(),
<span class="prelude-val">Some</span>(Error::StreamLimit)
);
}
<span class="kw">fn </span>cycle_stream_priority(stream_id: u64, streams: <span class="kw-2">&amp;mut </span>StreamMap) {
<span class="kw">let </span>key = streams.get(stream_id).unwrap().priority_key.clone();
streams.update_priority(<span class="kw-2">&amp;</span>key.clone(), <span class="kw-2">&amp;</span>key);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>writable_prioritized_default_priority() {
<span class="kw">let </span>local_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span>peer_tp = <span class="kw">crate</span>::TransportParams {
initial_max_stream_data_bidi_local: <span class="number">100</span>,
initial_max_stream_data_uni: <span class="number">100</span>,
..Default::default()
};
<span class="kw">let </span><span class="kw-2">mut </span>streams = StreamMap::new(<span class="number">100</span>, <span class="number">100</span>, <span class="number">100</span>);
<span class="kw">for </span>id <span class="kw">in </span>[<span class="number">0</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">12</span>] {
<span class="macro">assert!</span>(streams
.get_or_create(id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.is_ok());
}
<span class="kw">let </span>walk_1: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_1.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_2: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_2.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_3: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_3.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_4: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_4.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_5: Vec&lt;u64&gt; = streams.writable().collect();
<span class="comment">// All streams are non-incremental and same urgency by default. Multiple
// visits shuffle their order.
</span><span class="macro">assert_eq!</span>(walk_1, <span class="macro">vec!</span>[<span class="number">0</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">12</span>]);
<span class="macro">assert_eq!</span>(walk_2, <span class="macro">vec!</span>[<span class="number">4</span>, <span class="number">8</span>, <span class="number">12</span>, <span class="number">0</span>]);
<span class="macro">assert_eq!</span>(walk_3, <span class="macro">vec!</span>[<span class="number">8</span>, <span class="number">12</span>, <span class="number">0</span>, <span class="number">4</span>]);
<span class="macro">assert_eq!</span>(walk_4, <span class="macro">vec!</span>[<span class="number">12</span>, <span class="number">0</span>, <span class="number">4</span>, <span class="number">8</span>,]);
<span class="macro">assert_eq!</span>(walk_5, <span class="macro">vec!</span>[<span class="number">0</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">12</span>]);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>writable_prioritized_insert_order() {
<span class="kw">let </span>local_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span>peer_tp = <span class="kw">crate</span>::TransportParams {
initial_max_stream_data_bidi_local: <span class="number">100</span>,
initial_max_stream_data_uni: <span class="number">100</span>,
..Default::default()
};
<span class="kw">let </span><span class="kw-2">mut </span>streams = StreamMap::new(<span class="number">100</span>, <span class="number">100</span>, <span class="number">100</span>);
<span class="comment">// Inserting same-urgency incremental streams in a "random" order yields
// same order to start with.
</span><span class="kw">for </span>id <span class="kw">in </span>[<span class="number">12</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">0</span>] {
<span class="macro">assert!</span>(streams
.get_or_create(id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.is_ok());
}
<span class="kw">let </span>walk_1: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_1.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_2: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_2.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_3: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_3.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_4: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="kw-2">*</span>walk_4.first().unwrap(), <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_5: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_1, <span class="macro">vec!</span>[<span class="number">12</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">0</span>]);
<span class="macro">assert_eq!</span>(walk_2, <span class="macro">vec!</span>[<span class="number">4</span>, <span class="number">8</span>, <span class="number">0</span>, <span class="number">12</span>]);
<span class="macro">assert_eq!</span>(walk_3, <span class="macro">vec!</span>[<span class="number">8</span>, <span class="number">0</span>, <span class="number">12</span>, <span class="number">4</span>,]);
<span class="macro">assert_eq!</span>(walk_4, <span class="macro">vec!</span>[<span class="number">0</span>, <span class="number">12</span>, <span class="number">4</span>, <span class="number">8</span>]);
<span class="macro">assert_eq!</span>(walk_5, <span class="macro">vec!</span>[<span class="number">12</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">0</span>]);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>writable_prioritized_mixed_urgency() {
<span class="kw">let </span>local_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span>peer_tp = <span class="kw">crate</span>::TransportParams {
initial_max_stream_data_bidi_local: <span class="number">100</span>,
initial_max_stream_data_uni: <span class="number">100</span>,
..Default::default()
};
<span class="kw">let </span><span class="kw-2">mut </span>streams = StreamMap::new(<span class="number">100</span>, <span class="number">100</span>, <span class="number">100</span>);
<span class="comment">// Streams where the urgency descends (becomes more important). No stream
// shares an urgency.
</span><span class="kw">let </span>input = <span class="macro">vec!</span>[
(<span class="number">0</span>, <span class="number">100</span>),
(<span class="number">4</span>, <span class="number">90</span>),
(<span class="number">8</span>, <span class="number">80</span>),
(<span class="number">12</span>, <span class="number">70</span>),
(<span class="number">16</span>, <span class="number">60</span>),
(<span class="number">20</span>, <span class="number">50</span>),
(<span class="number">24</span>, <span class="number">40</span>),
(<span class="number">28</span>, <span class="number">30</span>),
(<span class="number">32</span>, <span class="number">20</span>),
(<span class="number">36</span>, <span class="number">10</span>),
(<span class="number">40</span>, <span class="number">0</span>),
];
<span class="kw">for </span>(id, urgency) <span class="kw">in </span>input.clone() {
<span class="comment">// this duplicates some code from stream_priority in order to access
// streams and the collection they're in
</span><span class="kw">let </span>stream = streams
.get_or_create(id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.unwrap();
stream.urgency = urgency;
<span class="kw">let </span>new_priority_key = Arc::new(StreamPriorityKey {
urgency: stream.urgency,
incremental: stream.incremental,
id,
..Default::default()
});
<span class="kw">let </span>old_priority_key = std::mem::replace(
<span class="kw-2">&amp;mut </span>stream.priority_key,
new_priority_key.clone(),
);
streams.update_priority(<span class="kw-2">&amp;</span>old_priority_key, <span class="kw-2">&amp;</span>new_priority_key);
}
<span class="kw">let </span>walk_1: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_1, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">36</span>, <span class="number">32</span>, <span class="number">28</span>, <span class="number">24</span>, <span class="number">20</span>, <span class="number">16</span>, <span class="number">12</span>, <span class="number">8</span>, <span class="number">4</span>, <span class="number">0</span>]);
<span class="comment">// Re-applying priority to a stream does not cause duplication.
</span><span class="kw">for </span>(id, urgency) <span class="kw">in </span>input {
<span class="comment">// this duplicates some code from stream_priority in order to access
// streams and the collection they're in
</span><span class="kw">let </span>stream = streams
.get_or_create(id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.unwrap();
stream.urgency = urgency;
<span class="kw">let </span>new_priority_key = Arc::new(StreamPriorityKey {
urgency: stream.urgency,
incremental: stream.incremental,
id,
..Default::default()
});
<span class="kw">let </span>old_priority_key = std::mem::replace(
<span class="kw-2">&amp;mut </span>stream.priority_key,
new_priority_key.clone(),
);
streams.update_priority(<span class="kw-2">&amp;</span>old_priority_key, <span class="kw-2">&amp;</span>new_priority_key);
}
<span class="kw">let </span>walk_2: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_2, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">36</span>, <span class="number">32</span>, <span class="number">28</span>, <span class="number">24</span>, <span class="number">20</span>, <span class="number">16</span>, <span class="number">12</span>, <span class="number">8</span>, <span class="number">4</span>, <span class="number">0</span>]);
<span class="comment">// Removing streams doesn't break expected ordering.
</span>streams.collect(<span class="number">24</span>, <span class="bool-val">true</span>);
<span class="kw">let </span>walk_3: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_3, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">36</span>, <span class="number">32</span>, <span class="number">28</span>, <span class="number">20</span>, <span class="number">16</span>, <span class="number">12</span>, <span class="number">8</span>, <span class="number">4</span>, <span class="number">0</span>]);
streams.collect(<span class="number">40</span>, <span class="bool-val">true</span>);
streams.collect(<span class="number">0</span>, <span class="bool-val">true</span>);
<span class="kw">let </span>walk_4: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_4, <span class="macro">vec!</span>[<span class="number">36</span>, <span class="number">32</span>, <span class="number">28</span>, <span class="number">20</span>, <span class="number">16</span>, <span class="number">12</span>, <span class="number">8</span>, <span class="number">4</span>]);
<span class="comment">// Adding streams doesn't break expected ordering.
</span>streams
.get_or_create(<span class="number">44</span>, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.unwrap();
<span class="kw">let </span>walk_5: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_5, <span class="macro">vec!</span>[<span class="number">36</span>, <span class="number">32</span>, <span class="number">28</span>, <span class="number">20</span>, <span class="number">16</span>, <span class="number">12</span>, <span class="number">8</span>, <span class="number">4</span>, <span class="number">44</span>]);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>writable_prioritized_mixed_urgencies_incrementals() {
<span class="kw">let </span>local_tp = <span class="kw">crate</span>::TransportParams::default();
<span class="kw">let </span>peer_tp = <span class="kw">crate</span>::TransportParams {
initial_max_stream_data_bidi_local: <span class="number">100</span>,
initial_max_stream_data_uni: <span class="number">100</span>,
..Default::default()
};
<span class="kw">let </span><span class="kw-2">mut </span>streams = StreamMap::new(<span class="number">100</span>, <span class="number">100</span>, <span class="number">100</span>);
<span class="comment">// Streams that share some urgency level
</span><span class="kw">let </span>input = <span class="macro">vec!</span>[
(<span class="number">0</span>, <span class="number">100</span>),
(<span class="number">4</span>, <span class="number">20</span>),
(<span class="number">8</span>, <span class="number">100</span>),
(<span class="number">12</span>, <span class="number">20</span>),
(<span class="number">16</span>, <span class="number">90</span>),
(<span class="number">20</span>, <span class="number">25</span>),
(<span class="number">24</span>, <span class="number">90</span>),
(<span class="number">28</span>, <span class="number">30</span>),
(<span class="number">32</span>, <span class="number">80</span>),
(<span class="number">36</span>, <span class="number">20</span>),
(<span class="number">40</span>, <span class="number">0</span>),
];
<span class="kw">for </span>(id, urgency) <span class="kw">in </span>input.clone() {
<span class="comment">// this duplicates some code from stream_priority in order to access
// streams and the collection they're in
</span><span class="kw">let </span>stream = streams
.get_or_create(id, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.unwrap();
stream.urgency = urgency;
<span class="kw">let </span>new_priority_key = Arc::new(StreamPriorityKey {
urgency: stream.urgency,
incremental: stream.incremental,
id,
..Default::default()
});
<span class="kw">let </span>old_priority_key = std::mem::replace(
<span class="kw-2">&amp;mut </span>stream.priority_key,
new_priority_key.clone(),
);
streams.update_priority(<span class="kw-2">&amp;</span>old_priority_key, <span class="kw-2">&amp;</span>new_priority_key);
}
<span class="kw">let </span>walk_1: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">4</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">16</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">0</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_2: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">12</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">24</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">8</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_3: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">36</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">16</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">0</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_4: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">4</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">24</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">8</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_5: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">12</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">16</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">0</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_6: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">36</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">24</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">8</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_7: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">4</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">16</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">0</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_8: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">12</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">24</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">8</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="kw">let </span>walk_9: Vec&lt;u64&gt; = streams.writable().collect();
cycle_stream_priority(<span class="number">36</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">16</span>, <span class="kw-2">&amp;mut </span>streams);
cycle_stream_priority(<span class="number">0</span>, <span class="kw-2">&amp;mut </span>streams);
<span class="macro">assert_eq!</span>(walk_1, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">16</span>, <span class="number">24</span>, <span class="number">0</span>, <span class="number">8</span>]);
<span class="macro">assert_eq!</span>(walk_2, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">4</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">8</span>, <span class="number">0</span>]);
<span class="macro">assert_eq!</span>(walk_3, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">36</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">16</span>, <span class="number">24</span>, <span class="number">0</span>, <span class="number">8</span>]);
<span class="macro">assert_eq!</span>(walk_4, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">8</span>, <span class="number">0</span>]);
<span class="macro">assert_eq!</span>(walk_5, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">4</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">16</span>, <span class="number">24</span>, <span class="number">0</span>, <span class="number">8</span>]);
<span class="macro">assert_eq!</span>(walk_6, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">36</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">8</span>, <span class="number">0</span>]);
<span class="macro">assert_eq!</span>(walk_7, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">16</span>, <span class="number">24</span>, <span class="number">0</span>, <span class="number">8</span>]);
<span class="macro">assert_eq!</span>(walk_8, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">4</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">8</span>, <span class="number">0</span>]);
<span class="macro">assert_eq!</span>(walk_9, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">36</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">20</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">16</span>, <span class="number">24</span>, <span class="number">0</span>, <span class="number">8</span>]);
<span class="comment">// Removing streams doesn't break expected ordering.
</span>streams.collect(<span class="number">20</span>, <span class="bool-val">true</span>);
<span class="kw">let </span>walk_10: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_10, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">8</span>, <span class="number">0</span>]);
<span class="comment">// Adding streams doesn't break expected ordering.
</span><span class="kw">let </span>stream = streams
.get_or_create(<span class="number">44</span>, <span class="kw-2">&amp;</span>local_tp, <span class="kw-2">&amp;</span>peer_tp, <span class="bool-val">false</span>, <span class="bool-val">true</span>)
.unwrap();
stream.urgency = <span class="number">20</span>;
stream.incremental = <span class="bool-val">true</span>;
<span class="kw">let </span>new_priority_key = Arc::new(StreamPriorityKey {
urgency: stream.urgency,
incremental: stream.incremental,
id: <span class="number">44</span>,
..Default::default()
});
<span class="kw">let </span>old_priority_key =
std::mem::replace(<span class="kw-2">&amp;mut </span>stream.priority_key, new_priority_key.clone());
streams.update_priority(<span class="kw-2">&amp;</span>old_priority_key, <span class="kw-2">&amp;</span>new_priority_key);
<span class="kw">let </span>walk_11: Vec&lt;u64&gt; = streams.writable().collect();
<span class="macro">assert_eq!</span>(walk_11, <span class="macro">vec!</span>[<span class="number">40</span>, <span class="number">4</span>, <span class="number">12</span>, <span class="number">36</span>, <span class="number">44</span>, <span class="number">28</span>, <span class="number">32</span>, <span class="number">24</span>, <span class="number">16</span>, <span class="number">8</span>, <span class="number">0</span>]);
}
<span class="attr">#[test]
</span><span class="kw">fn </span>priority_tree_dupes() {
<span class="kw">let </span><span class="kw-2">mut </span>prioritized_writable: RBTree&lt;StreamWritablePriorityAdapter&gt; =
Default::default();
<span class="kw">for </span>id <span class="kw">in </span>[<span class="number">0</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">12</span>] {
<span class="kw">let </span>s = Arc::new(StreamPriorityKey {
urgency: <span class="number">0</span>,
incremental: <span class="bool-val">false</span>,
id,
..Default::default()
});
prioritized_writable.insert(s);
}
<span class="kw">let </span>walk_1: Vec&lt;u64&gt; =
prioritized_writable.iter().map(|s| s.id).collect();
<span class="macro">assert_eq!</span>(walk_1, <span class="macro">vec!</span>[<span class="number">0</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">12</span>]);
<span class="comment">// Default keys could cause duplicate entries, this is normally protected
// against via StreamMap.
</span><span class="kw">for </span>id <span class="kw">in </span>[<span class="number">0</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">12</span>] {
<span class="kw">let </span>s = Arc::new(StreamPriorityKey {
urgency: <span class="number">0</span>,
incremental: <span class="bool-val">false</span>,
id,
..Default::default()
});
prioritized_writable.insert(s);
}
<span class="kw">let </span>walk_2: Vec&lt;u64&gt; =
prioritized_writable.iter().map(|s| s.id).collect();
<span class="macro">assert_eq!</span>(walk_2, <span class="macro">vec!</span>[<span class="number">0</span>, <span class="number">0</span>, <span class="number">4</span>, <span class="number">4</span>, <span class="number">8</span>, <span class="number">8</span>, <span class="number">12</span>, <span class="number">12</span>]);
}
}
<span class="kw">mod </span>recv_buf;
<span class="kw">mod </span>send_buf;
</code></pre></div></section></main></body></html>