| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <hid-parser/descriptor.h> |
| #include <hid/boot.h> |
| #include <hid/paradise.h> |
| #include <zxtest/zxtest.h> |
| |
| TEST(HidDescriptorTest, GetReportsSizeWithIds) { |
| size_t len; |
| const uint8_t* report_desc = get_paradise_touch_report_desc(&len); |
| |
| hid::DeviceDescriptor* desc = nullptr; |
| hid::ParseResult res = hid::ParseReportDescriptor(report_desc, len, &desc); |
| ASSERT_EQ(res, hid::ParseResult::kParseOk); |
| |
| size_t size = |
| GetReportSizeFromFirstByte(*desc, hid::ReportType::kReportInput, PARADISE_RPT_ID_STYLUS); |
| ASSERT_EQ(size, sizeof(paradise_stylus_t)); |
| |
| size = GetReportSizeFromFirstByte(*desc, hid::ReportType::kReportInput, PARADISE_RPT_ID_TOUCH); |
| ASSERT_EQ(size, sizeof(paradise_touch_t)); |
| |
| FreeDeviceDescriptor(desc); |
| } |
| |
| TEST(HidDescriptorTest, GetReportsSizeNoId) { |
| size_t len; |
| const uint8_t* report_desc = get_boot_mouse_report_desc(&len); |
| |
| hid::DeviceDescriptor* desc = nullptr; |
| hid::ParseResult res = hid::ParseReportDescriptor(report_desc, len, &desc); |
| ASSERT_EQ(res, hid::ParseResult::kParseOk); |
| |
| // First byte doesn't matter since there's only one report. |
| size_t size = GetReportSizeFromFirstByte(*desc, hid::ReportType::kReportInput, 0xAB); |
| ASSERT_EQ(size, sizeof(hid_boot_mouse_report_t)); |
| |
| FreeDeviceDescriptor(desc); |
| } |
| |
| TEST(HidDescriptorTest, MaxCollectionError) { |
| const uint8_t report_desc[] = { |
| 0xa1, 0x01, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xA0, 0xa0, 0xa0, 0xa0, 0xa0, |
| 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xa0, 0xc0, 0xC0}; |
| hid::DeviceDescriptor* desc = nullptr; |
| hid::ParseResult res = hid::ParseReportDescriptor(report_desc, sizeof(report_desc), &desc); |
| ASSERT_EQ(res, hid::ParseResult::kParseOverflow); |
| |
| FreeDeviceDescriptor(desc); |
| } |
| |
| // There was a memory error where ReportId's were passed around as pointers to a std::vector |
| // element. If we pushed a report Id and then allocated a lot of new report ids, the std::vector |
| // would re-allocate the memory, and we would corrupt freed memory when we popped and accessed |
| // the report Id. |
| TEST(HidDescriptorTest, ReportIdPopError) { |
| const uint8_t report_desc[] = { |
| 0xA1, 0x01, // Collection (Application) |
| 0x85, 0x01, // Report ID (1) |
| 0xA5, 0xAA, // Push |
| 0x85, 0x02, // Report ID (2) |
| 0x85, 0x03, // Report ID (3) |
| 0x85, 0x04, // Report ID (4) |
| 0x85, 0x05, // Report ID (5) |
| 0x85, 0x06, // Report ID (6) |
| 0x85, 0x07, // Report ID (7) |
| 0x85, 0x08, // Report ID (8) |
| 0x85, 0x09, // Report ID (9) |
| 0x85, 0x0A, // Report ID (10) |
| 0x85, 0x0B, // Report ID (11) |
| 0x85, 0x0C, // Report ID (12) |
| 0x85, 0x0D, // Report ID (13) |
| 0x85, 0x0E, // Report ID (14) |
| 0x85, 0x0F, // Report ID (15) |
| 0x85, 0x10, // Report ID (16) |
| 0x85, 0x11, // Report ID (17) |
| 0x85, 0x12, // Report ID (18) |
| 0x85, 0x13, // Report ID (19) |
| 0x85, 0x14, // Report ID (20) |
| 0x85, 0x15, // Report ID (21) |
| 0x85, 0x16, // Report ID (22) |
| 0x85, 0x17, // Report ID (23) |
| 0x85, 0x18, // Report ID (24) |
| 0x85, 0x19, // Report ID (25) |
| 0x85, 0x1A, // Report ID (26) |
| 0x85, 0x1B, // Report ID (27) |
| 0x85, 0x1C, // Report ID (28) |
| 0x85, 0x1D, // Report ID (29) |
| 0x85, 0x1E, // Report ID (30) |
| 0x85, 0x1F, // Report ID (31) |
| 0x85, 0x20, // Report ID (32) |
| 0x85, 0x21, // Report ID (33) |
| 0x85, 0x22, // Report ID (34) |
| 0x85, 0x23, // Report ID (35) |
| 0x85, 0x24, // Report ID (36) |
| 0x85, 0x25, // Report ID (37) |
| 0x85, 0x26, // Report ID (38) |
| 0x85, 0x27, // Report ID (39) |
| 0x85, 0x28, // Report ID (40) |
| 0x85, 0x29, // Report ID (41) |
| 0x85, 0x2A, // Report ID (42) |
| 0x85, 0x2B, // Report ID (43) |
| 0x85, 0x2C, // Report ID (44) |
| 0x85, 0x2D, // Report ID (45) |
| 0x85, 0x2E, // Report ID (46) |
| 0x85, 0x2F, // Report ID (47) |
| 0x85, 0x30, // Report ID (48) |
| 0x85, 0x31, // Report ID (49) |
| 0x85, 0x32, // Report ID (50) |
| 0x85, 0x33, // Report ID (51) |
| 0x85, 0x34, // Report ID (52) |
| 0x85, 0x35, // Report ID (53) |
| 0x85, 0x36, // Report ID (54) |
| 0x85, 0x37, // Report ID (55) |
| 0x85, 0x38, // Report ID (56) |
| 0x85, 0x39, // Report ID (57) |
| 0x85, 0x3A, // Report ID (58) |
| 0x85, 0x3B, // Report ID (59) |
| 0x85, 0x3C, // Report ID (60) |
| 0x85, 0x3D, // Report ID (61) |
| 0x85, 0x3E, // Report ID (62) |
| 0x85, 0x3F, // Report ID (63) |
| 0x85, 0x40, // Report ID (64) |
| 0x85, 0x41, // Report ID (65) |
| 0x85, 0x42, // Report ID (66) |
| 0x85, 0x43, // Report ID (67) |
| 0x85, 0x44, // Report ID (68) |
| 0x85, 0x45, // Report ID (69) |
| 0x85, 0x46, // Report ID (70) |
| 0x85, 0x47, // Report ID (71) |
| 0x85, 0x48, // Report ID (72) |
| 0x85, 0x49, // Report ID (73) |
| 0x85, 0x4A, // Report ID (74) |
| 0x85, 0x4B, // Report ID (75) |
| 0x85, 0x4C, // Report ID (76) |
| 0x85, 0x4D, // Report ID (77) |
| 0x85, 0x4E, // Report ID (78) |
| 0x85, 0x4F, // Report ID (79) |
| 0x85, 0x50, // Report ID (80) |
| 0x85, 0x51, // Report ID (81) |
| 0x85, 0x52, // Report ID (82) |
| 0x85, 0x53, // Report ID (83) |
| 0x85, 0x54, // Report ID (84) |
| 0x85, 0x55, // Report ID (85) |
| 0x85, 0x56, // Report ID (86) |
| 0x85, 0x57, // Report ID (87) |
| 0x85, 0x58, // Report ID (88) |
| 0x85, 0x59, // Report ID (89) |
| 0x85, 0x5A, // Report ID (90) |
| 0x85, 0x5B, // Report ID (91) |
| 0x85, 0x5C, // Report ID (92) |
| 0x85, 0x5D, // Report ID (93) |
| 0x85, 0x5E, // Report ID (94) |
| 0x85, 0x5F, // Report ID (95) |
| 0x85, 0x60, // Report ID (96) |
| 0x85, 0x61, // Report ID (97) |
| 0x85, 0x62, // Report ID (98) |
| 0x85, 0x63, // Report ID (99) |
| 0x85, 0x64, // Report ID (100) |
| 0x85, 0x65, // Report ID (101) |
| 0x85, 0x66, // Report ID (102) |
| 0x85, 0x67, // Report ID (103) |
| 0x85, 0x68, // Report ID (104) |
| 0x85, 0x69, // Report ID (105) |
| 0x85, 0x6A, // Report ID (106) |
| 0x85, 0x6B, // Report ID (107) |
| 0x85, 0x6C, // Report ID (108) |
| 0x85, 0x6D, // Report ID (109) |
| 0x85, 0x6E, // Report ID (110) |
| 0x85, 0x6F, // Report ID (111) |
| 0x85, 0x70, // Report ID (112) |
| 0x85, 0x71, // Report ID (113) |
| 0x85, 0x72, // Report ID (114) |
| 0x85, 0x73, // Report ID (115) |
| 0x85, 0x74, // Report ID (116) |
| 0x85, 0x75, // Report ID (117) |
| 0x85, 0x76, // Report ID (118) |
| 0x85, 0x77, // Report ID (119) |
| 0x85, 0x78, // Report ID (120) |
| 0x85, 0x79, // Report ID (121) |
| 0x85, 0x7A, // Report ID (122) |
| 0x85, 0x7B, // Report ID (123) |
| 0x85, 0x7C, // Report ID (124) |
| 0x85, 0x7D, // Report ID (125) |
| 0x85, 0x7E, // Report ID (126) |
| 0x85, 0x7F, // Report ID (127) |
| 0x85, 0x80, // Report ID (-128) |
| 0x85, 0x81, // Report ID (-127) |
| 0x85, 0x82, // Report ID (-126) |
| 0x85, 0x83, // Report ID (-125) |
| 0x85, 0x84, // Report ID (-124) |
| 0x85, 0x85, // Report ID (-123) |
| 0x85, 0x86, // Report ID (-122) |
| 0x85, 0x87, // Report ID (-121) |
| 0x85, 0x88, // Report ID (-120) |
| 0x85, 0x89, // Report ID (-119) |
| 0x85, 0x8A, // Report ID (-118) |
| 0x85, 0x8B, // Report ID (-117) |
| 0x85, 0x8C, // Report ID (-116) |
| 0x85, 0x8D, // Report ID (-115) |
| 0x85, 0x8E, // Report ID (-114) |
| 0x85, 0x8F, // Report ID (-113) |
| 0x85, 0x90, // Report ID (-112) |
| 0x85, 0x91, // Report ID (-111) |
| 0x85, 0x92, // Report ID (-110) |
| 0x85, 0x93, // Report ID (-109) |
| 0x85, 0x94, // Report ID (-108) |
| 0x85, 0x95, // Report ID (-107) |
| 0x85, 0x96, // Report ID (-106) |
| 0x85, 0x97, // Report ID (-105) |
| 0x85, 0x98, // Report ID (-104) |
| 0x85, 0x99, // Report ID (-103) |
| 0x85, 0x9A, // Report ID (-102) |
| 0x85, 0x9B, // Report ID (-101) |
| 0x85, 0x9C, // Report ID (-100) |
| 0x85, 0x9D, // Report ID (-99) |
| 0x85, 0x9E, // Report ID (-98) |
| 0x85, 0x9F, // Report ID (-97) |
| 0x85, 0xA0, // Report ID (-96) |
| 0x85, 0xA1, // Report ID (-95) |
| 0x85, 0xA2, // Report ID (-94) |
| 0x85, 0xA3, // Report ID (-93) |
| 0x85, 0xA4, // Report ID (-92) |
| 0x85, 0xA5, // Report ID (-91) |
| 0x85, 0xA6, // Report ID (-90) |
| 0x85, 0xA7, // Report ID (-89) |
| 0x85, 0xA8, // Report ID (-88) |
| 0x85, 0xA9, // Report ID (-87) |
| 0x85, 0xAA, // Report ID (-86) |
| 0x85, 0xAB, // Report ID (-85) |
| 0x85, 0xAC, // Report ID (-84) |
| 0x85, 0xAD, // Report ID (-83) |
| 0x85, 0xAE, // Report ID (-82) |
| 0x85, 0xAF, // Report ID (-81) |
| 0x85, 0xB0, // Report ID (-80) |
| 0x85, 0xB1, // Report ID (-79) |
| 0x85, 0xB2, // Report ID (-78) |
| 0x85, 0xB3, // Report ID (-77) |
| 0x85, 0xB4, // Report ID (-76) |
| 0x85, 0xB5, // Report ID (-75) |
| 0x85, 0xB6, // Report ID (-74) |
| 0x85, 0xB7, // Report ID (-73) |
| 0x85, 0xB8, // Report ID (-72) |
| 0x85, 0xB9, // Report ID (-71) |
| 0x85, 0xBA, // Report ID (-70) |
| 0x85, 0xBB, // Report ID (-69) |
| 0x85, 0xBC, // Report ID (-68) |
| 0x85, 0xBD, // Report ID (-67) |
| 0x85, 0xBE, // Report ID (-66) |
| 0x85, 0xBF, // Report ID (-65) |
| 0x85, 0xC0, // Report ID (-64) |
| 0x85, 0xC1, // Report ID (-63) |
| 0x85, 0xC2, // Report ID (-62) |
| 0x85, 0xC3, // Report ID (-61) |
| 0x85, 0xC4, // Report ID (-60) |
| 0x85, 0xC5, // Report ID (-59) |
| 0x85, 0xC6, // Report ID (-58) |
| 0x85, 0xC7, // Report ID (-57) |
| 0x85, 0xC8, // Report ID (-56) |
| 0x85, 0xC9, // Report ID (-55) |
| 0x85, 0xCA, // Report ID (-54) |
| 0x85, 0xCB, // Report ID (-53) |
| 0x85, 0xCC, // Report ID (-52) |
| 0x85, 0xCD, // Report ID (-51) |
| 0x85, 0xCE, // Report ID (-50) |
| 0x85, 0xCF, // Report ID (-49) |
| 0x85, 0xD0, // Report ID (-48) |
| 0x85, 0xD1, // Report ID (-47) |
| 0x85, 0xD2, // Report ID (-46) |
| 0x85, 0xD3, // Report ID (-45) |
| 0x85, 0xD4, // Report ID (-44) |
| 0x85, 0xD5, // Report ID (-43) |
| 0x85, 0xD6, // Report ID (-42) |
| 0x85, 0xD7, // Report ID (-41) |
| 0x85, 0xD8, // Report ID (-40) |
| 0x85, 0xD9, // Report ID (-39) |
| 0x85, 0xDA, // Report ID (-38) |
| 0x85, 0xDB, // Report ID (-37) |
| 0x85, 0xDC, // Report ID (-36) |
| 0x85, 0xDD, // Report ID (-35) |
| 0x85, 0xDE, // Report ID (-34) |
| 0x85, 0xDF, // Report ID (-33) |
| 0x85, 0xE0, // Report ID (-32) |
| 0x85, 0xE1, // Report ID (-31) |
| 0x85, 0xE2, // Report ID (-30) |
| 0x85, 0xE3, // Report ID (-29) |
| 0x85, 0xE4, // Report ID (-28) |
| 0x85, 0xE5, // Report ID (-27) |
| 0x85, 0xE6, // Report ID (-26) |
| 0x85, 0xE7, // Report ID (-25) |
| 0x85, 0xE8, // Report ID (-24) |
| 0x85, 0xE9, // Report ID (-23) |
| 0x85, 0xEA, // Report ID (-22) |
| 0x85, 0xEB, // Report ID (-21) |
| 0x85, 0xEC, // Report ID (-20) |
| 0x85, 0xED, // Report ID (-19) |
| 0x85, 0xEE, // Report ID (-18) |
| 0x85, 0xEF, // Report ID (-17) |
| 0x85, 0xF0, // Report ID (-16) |
| 0x85, 0xF1, // Report ID (-15) |
| 0x85, 0xF2, // Report ID (-14) |
| 0x85, 0xF3, // Report ID (-13) |
| 0x85, 0xF4, // Report ID (-12) |
| 0x85, 0xF5, // Report ID (-11) |
| 0x85, 0xF6, // Report ID (-10) |
| 0x85, 0xF7, // Report ID (-9) |
| 0x85, 0xF8, // Report ID (-8) |
| 0x85, 0xF9, // Report ID (-7) |
| 0x85, 0xFA, // Report ID (-6) |
| 0x85, 0xFB, // Report ID (-5) |
| 0x85, 0xFC, // Report ID (-4) |
| 0x85, 0xFD, // Report ID (-3) |
| 0x85, 0xFE, // Report ID (-2) |
| 0xB5, 0xAA, // Pop |
| 0xA1, 0x01, // Collection (Application) |
| 0x95, 0x01, // Report Count (1) |
| 0x75, 0x08, // Report Size (8) |
| 0xB3, 0xAA, 0xBB, 0xCC, 0xDD, // Feature (Data,Var,Abs,Wrap,Linear,No Preferred State,No |
| // Null Position,Volatile,Buffered Bytes) |
| 0xC0, // End Collection |
| 0xC0, // End Collection |
| }; |
| |
| hid::DeviceDescriptor* desc = nullptr; |
| hid::ParseResult res = hid::ParseReportDescriptor(report_desc, sizeof(report_desc), &desc); |
| ASSERT_EQ(res, hid::ParseResult::kParseOk); |
| |
| FreeDeviceDescriptor(desc); |
| } |
