| #include "ares-test.h" |
| #include "dns-proto.h" |
| |
| #include <vector> |
| |
| namespace ares { |
| namespace test { |
| |
| TEST(DNSProto, EncodeQuestions) { |
| DNSPacket pkt; |
| pkt.set_qid(0x1234).set_response().set_aa() |
| .add_question(new DNSQuestion("example.com.", ns_t_a)) |
| .add_question(new DNSQuestion("www.example.com", ns_t_aaaa, ns_c_chaos)); |
| |
| std::vector<byte> data = { |
| 0x12, 0x34, // qid |
| 0x84, // response + query + AA + not-TC + not-RD |
| 0x00, // not-RA + not-Z + not-AD + not-CD + rc=NoError |
| 0x00, 0x02, // num questions |
| 0x00, 0x00, // num answer RRs |
| 0x00, 0x00, // num authority RRs |
| 0x00, 0x00, // num additional RRs |
| // Question 1 |
| 0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| 0x00, 0x01, // type A |
| 0x00, 0x01, // class IN |
| // Question 2 |
| 0x03, 'w', 'w', 'w', |
| 0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| 0x00, 0x1C, // type AAAA = 28 |
| 0x00, 0x03, // class CHAOS = 3 |
| }; |
| EXPECT_EQ(data, pkt.data()); |
| } |
| |
| TEST(DNSProto, EncodeSingleNameAnswers) { |
| DNSPacket pkt; |
| pkt.qid_ = 0x1234; |
| pkt.response_ = true; |
| pkt.aa_ = true; |
| pkt.opcode_ = ns_o_query; |
| pkt.add_answer(new DNSCnameRR("example.com", 0x01020304, "other.com.")); |
| pkt.add_auth(new DNSPtrRR("www.example.com", 0x01020304, "www.other.com")); |
| |
| std::vector<byte> data = { |
| 0x12, 0x34, // qid |
| 0x84, // response + query + AA + not-TC + not-RD |
| 0x00, // not-RA + not-Z + not-AD + not-CD + rc=NoError |
| 0x00, 0x00, // num questions |
| 0x00, 0x01, // num answer RRs |
| 0x00, 0x01, // num authority RRs |
| 0x00, 0x00, // num additional RRs |
| // Answer 1 |
| 0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| 0x00, 0x05, // RR type |
| 0x00, 0x01, // class IN |
| 0x01, 0x02, 0x03, 0x04, // TTL |
| 0x00, 0x0B, // rdata length |
| 0x05, 'o', 't', 'h', 'e', 'r', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| // Authority 1 |
| 0x03, 'w', 'w', 'w', |
| 0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| 0x00, 0x0c, // RR type |
| 0x00, 0x01, // class IN |
| 0x01, 0x02, 0x03, 0x04, // TTL |
| 0x00, 0x0F, // rdata length |
| 0x03, 'w', 'w', 'w', |
| 0x05, 'o', 't', 'h', 'e', 'r', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| }; |
| EXPECT_EQ(data, pkt.data()); |
| } |
| |
| TEST(DNSProto, EncodeAddressAnswers) { |
| DNSPacket pkt; |
| pkt.qid_ = 0x1234; |
| pkt.response_ = true; |
| pkt.aa_ = true; |
| pkt.opcode_ = ns_o_query; |
| std::vector<byte> addrv4 = {0x02, 0x03, 0x04, 0x05}; |
| pkt.add_answer(new DNSARR("example.com", 0x01020304, addrv4)); |
| byte addrv6[16] = {0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x02, 0x02, |
| 0x03, 0x03, 0x03, 0x03, 0x04, 0x04, 0x04, 0x04}; |
| pkt.add_additional(new DNSAaaaRR("www.example.com", 0x01020304, addrv6, 16)); |
| |
| std::vector<byte> data = { |
| 0x12, 0x34, // qid |
| 0x84, // response + query + AA + not-TC + not-RD |
| 0x00, // not-RA + not-Z + not-AD + not-CD + rc=NoError |
| 0x00, 0x00, // num questions |
| 0x00, 0x01, // num answer RRs |
| 0x00, 0x00, // num authority RRs |
| 0x00, 0x01, // num additional RRs |
| // Answer 1 |
| 0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| 0x00, 0x01, // RR type |
| 0x00, 0x01, // class IN |
| 0x01, 0x02, 0x03, 0x04, // TTL |
| 0x00, 0x04, // rdata length |
| 0x02, 0x03, 0x04, 0x05, |
| // Additional 1 |
| 0x03, 'w', 'w', 'w', |
| 0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e', |
| 0x03, 'c', 'o', 'm', |
| 0x00, |
| 0x00, 0x1c, // RR type |
| 0x00, 0x01, // class IN |
| 0x01, 0x02, 0x03, 0x04, // TTL |
| 0x00, 0x10, // rdata length |
| 0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x02, 0x02, |
| 0x03, 0x03, 0x03, 0x03, 0x04, 0x04, 0x04, 0x04 |
| }; |
| EXPECT_EQ(data, pkt.data()); |
| } |
| |
| |
| } // namespace test |
| } // namespace ares |