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Unified Diff: talk/media/base/rtputils_unittest.cc

Issue 1587193006: Move talk/media to webrtc/media (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Rebased to b647aca12a884a13c1728118586245399b55fa3d (#11493) Created 4 years, 10 months ago
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Index: talk/media/base/rtputils_unittest.cc
diff --git a/talk/media/base/rtputils_unittest.cc b/talk/media/base/rtputils_unittest.cc
deleted file mode 100644
index 4deda7d7fbfe00af97d4ea0901db92d5871d2cd3..0000000000000000000000000000000000000000
--- a/talk/media/base/rtputils_unittest.cc
+++ /dev/null
@@ -1,368 +0,0 @@
-/*
- * libjingle
- * Copyright 2004 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- */
-
-#include "talk/media/base/fakertp.h"
-#include "talk/media/base/rtputils.h"
-#include "webrtc/base/asyncpacketsocket.h"
-#include "webrtc/base/gunit.h"
-
-namespace cricket {
-
-static const uint8_t kRtpPacketWithMarker[] = {
- 0x80, 0x80, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01
-};
-// 3 CSRCs (0x01020304, 0x12345678, 0xAABBCCDD)
-// Extension (0xBEDE, 0x1122334455667788)
-static const uint8_t kRtpPacketWithMarkerAndCsrcAndExtension[] = {
- 0x93, 0x80, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
- 0x01, 0x02, 0x03, 0x04, 0x12, 0x34, 0x56, 0x78, 0xAA, 0xBB, 0xCC, 0xDD,
- 0xBE, 0xDE, 0x00, 0x02, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88
-};
-static const uint8_t kInvalidPacket[] = { 0x80, 0x00 };
-static const uint8_t kInvalidPacketWithCsrc[] = {
- 0x83, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
- 0x01, 0x02, 0x03, 0x04, 0x12, 0x34, 0x56, 0x78, 0xAA, 0xBB, 0xCC
-};
-static const uint8_t kInvalidPacketWithCsrcAndExtension1[] = {
- 0x93, 0x80, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
- 0x01, 0x02, 0x03, 0x04, 0x12, 0x34, 0x56, 0x78, 0xAA, 0xBB, 0xCC, 0xDD,
- 0xBE, 0xDE, 0x00
-};
-static const uint8_t kInvalidPacketWithCsrcAndExtension2[] = {
- 0x93, 0x80, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
- 0x01, 0x02, 0x03, 0x04, 0x12, 0x34, 0x56, 0x78, 0xAA, 0xBB, 0xCC, 0xDD,
- 0xBE, 0xDE, 0x00, 0x02, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77
-};
-
-// PT = 206, FMT = 1, Sender SSRC = 0x1111, Media SSRC = 0x1111
-// No FCI information is needed for PLI.
-static const uint8_t kNonCompoundRtcpPliFeedbackPacket[] = {
- 0x81, 0xCE, 0x00, 0x0C, 0x00, 0x00, 0x11, 0x11, 0x00, 0x00, 0x11, 0x11
-};
-
-// Packet has only mandatory fixed RTCP header
-// PT = 204, SSRC = 0x1111
-static const uint8_t kNonCompoundRtcpAppPacket[] = {
- 0x81, 0xCC, 0x00, 0x0C, 0x00, 0x00, 0x11, 0x11
-};
-
-// PT = 202, Source count = 0
-static const uint8_t kNonCompoundRtcpSDESPacket[] = {
- 0x80, 0xCA, 0x00, 0x00
-};
-
-static uint8_t kFakeTag[4] = { 0xba, 0xdd, 0xba, 0xdd };
-static uint8_t kTestKey[] = "12345678901234567890";
-static uint8_t kTestAstValue[3] = { 0xaa, 0xbb, 0xcc };
-
-// Valid rtp Message with 2 byte header extension.
-static uint8_t kRtpMsgWith2ByteExtnHeader[] = {
- 0x90, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0xAA, 0xBB, 0xCC, 0XDD, // SSRC
- 0x10, 0x00, 0x00, 0x01, // 2 Byte header extension
- 0x01, 0x00, 0x00, 0x00
-};
-
-// RTP packet with single byte extension header of length 4 bytes.
-// Extension id = 3 and length = 3
-static uint8_t kRtpMsgWithAbsSendTimeExtension[] = {
- 0x90, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0xBE, 0xDE, 0x00, 0x02,
- 0x22, 0x00, 0x02, 0x1c,
- 0x32, 0xaa, 0xbb, 0xcc,
-};
-
-// Index of AbsSendTimeExtn data in message |kRtpMsgWithAbsSendTimeExtension|.
-static const int kAstIndexInRtpMsg = 21;
-
-TEST(RtpUtilsTest, GetRtp) {
- EXPECT_TRUE(IsRtpPacket(kPcmuFrame, sizeof(kPcmuFrame)));
-
- int pt;
- EXPECT_TRUE(GetRtpPayloadType(kPcmuFrame, sizeof(kPcmuFrame), &pt));
- EXPECT_EQ(0, pt);
- EXPECT_TRUE(GetRtpPayloadType(kRtpPacketWithMarker,
- sizeof(kRtpPacketWithMarker), &pt));
- EXPECT_EQ(0, pt);
-
- int seq_num;
- EXPECT_TRUE(GetRtpSeqNum(kPcmuFrame, sizeof(kPcmuFrame), &seq_num));
- EXPECT_EQ(1, seq_num);
-
- uint32_t ts;
- EXPECT_TRUE(GetRtpTimestamp(kPcmuFrame, sizeof(kPcmuFrame), &ts));
- EXPECT_EQ(0u, ts);
-
- uint32_t ssrc;
- EXPECT_TRUE(GetRtpSsrc(kPcmuFrame, sizeof(kPcmuFrame), &ssrc));
- EXPECT_EQ(1u, ssrc);
-
- RtpHeader header;
- EXPECT_TRUE(GetRtpHeader(kPcmuFrame, sizeof(kPcmuFrame), &header));
- EXPECT_EQ(0, header.payload_type);
- EXPECT_EQ(1, header.seq_num);
- EXPECT_EQ(0u, header.timestamp);
- EXPECT_EQ(1u, header.ssrc);
-
- EXPECT_FALSE(GetRtpPayloadType(kInvalidPacket, sizeof(kInvalidPacket), &pt));
- EXPECT_FALSE(GetRtpSeqNum(kInvalidPacket, sizeof(kInvalidPacket), &seq_num));
- EXPECT_FALSE(GetRtpTimestamp(kInvalidPacket, sizeof(kInvalidPacket), &ts));
- EXPECT_FALSE(GetRtpSsrc(kInvalidPacket, sizeof(kInvalidPacket), &ssrc));
-}
-
-TEST(RtpUtilsTest, SetRtpHeader) {
- uint8_t packet[] = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
- };
-
- RtpHeader header = { 9, 1111, 2222u, 3333u };
- EXPECT_TRUE(SetRtpHeader(packet, sizeof(packet), header));
-
- // Bits: 10 0 0 0000
- EXPECT_EQ(128u, packet[0]);
- size_t len;
- EXPECT_TRUE(GetRtpHeaderLen(packet, sizeof(packet), &len));
- EXPECT_EQ(12U, len);
- EXPECT_TRUE(GetRtpHeader(packet, sizeof(packet), &header));
- EXPECT_EQ(9, header.payload_type);
- EXPECT_EQ(1111, header.seq_num);
- EXPECT_EQ(2222u, header.timestamp);
- EXPECT_EQ(3333u, header.ssrc);
-}
-
-TEST(RtpUtilsTest, GetRtpHeaderLen) {
- size_t len;
- EXPECT_TRUE(GetRtpHeaderLen(kPcmuFrame, sizeof(kPcmuFrame), &len));
- EXPECT_EQ(12U, len);
-
- EXPECT_TRUE(GetRtpHeaderLen(kRtpPacketWithMarkerAndCsrcAndExtension,
- sizeof(kRtpPacketWithMarkerAndCsrcAndExtension),
- &len));
- EXPECT_EQ(sizeof(kRtpPacketWithMarkerAndCsrcAndExtension), len);
-
- EXPECT_FALSE(GetRtpHeaderLen(kInvalidPacket, sizeof(kInvalidPacket), &len));
- EXPECT_FALSE(GetRtpHeaderLen(kInvalidPacketWithCsrc,
- sizeof(kInvalidPacketWithCsrc), &len));
- EXPECT_FALSE(GetRtpHeaderLen(kInvalidPacketWithCsrcAndExtension1,
- sizeof(kInvalidPacketWithCsrcAndExtension1),
- &len));
- EXPECT_FALSE(GetRtpHeaderLen(kInvalidPacketWithCsrcAndExtension2,
- sizeof(kInvalidPacketWithCsrcAndExtension2),
- &len));
-}
-
-TEST(RtpUtilsTest, GetRtcp) {
- int pt;
- EXPECT_TRUE(GetRtcpType(kRtcpReport, sizeof(kRtcpReport), &pt));
- EXPECT_EQ(0xc9, pt);
-
- EXPECT_FALSE(GetRtcpType(kInvalidPacket, sizeof(kInvalidPacket), &pt));
-
- uint32_t ssrc;
- EXPECT_TRUE(GetRtcpSsrc(kNonCompoundRtcpPliFeedbackPacket,
- sizeof(kNonCompoundRtcpPliFeedbackPacket),
- &ssrc));
- EXPECT_TRUE(GetRtcpSsrc(kNonCompoundRtcpAppPacket,
- sizeof(kNonCompoundRtcpAppPacket),
- &ssrc));
- EXPECT_FALSE(GetRtcpSsrc(kNonCompoundRtcpSDESPacket,
- sizeof(kNonCompoundRtcpSDESPacket),
- &ssrc));
-}
-
-// Invalid RTP packets.
-TEST(RtpUtilsTest, InvalidRtpHeader) {
- // Rtp message with invalid length.
- const uint8_t kRtpMsgWithInvalidLength[] = {
- 0x94, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0xAA, 0xBB, 0xCC, 0XDD, // SSRC
- 0xDD, 0xCC, 0xBB, 0xAA, // Only 1 CSRC, but CC count is 4.
- };
- EXPECT_FALSE(ValidateRtpHeader(kRtpMsgWithInvalidLength,
- sizeof(kRtpMsgWithInvalidLength), nullptr));
-
- // Rtp message with single byte header extension, invalid extension length.
- const uint8_t kRtpMsgWithInvalidExtnLength[] = {
- 0x90, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0xBE, 0xDE, 0x0A, 0x00, // Extn length - 0x0A00
- };
- EXPECT_FALSE(ValidateRtpHeader(kRtpMsgWithInvalidExtnLength,
- sizeof(kRtpMsgWithInvalidExtnLength),
- nullptr));
-}
-
-// Valid RTP packet with a 2byte header extension.
-TEST(RtpUtilsTest, Valid2ByteExtnHdrRtpMessage) {
- EXPECT_TRUE(ValidateRtpHeader(kRtpMsgWith2ByteExtnHeader,
- sizeof(kRtpMsgWith2ByteExtnHeader), nullptr));
-}
-
-// Valid RTP packet which has 1 byte header AbsSendTime extension in it.
-TEST(RtpUtilsTest, ValidRtpPacketWithAbsSendTimeExtension) {
- EXPECT_TRUE(ValidateRtpHeader(kRtpMsgWithAbsSendTimeExtension,
- sizeof(kRtpMsgWithAbsSendTimeExtension),
- nullptr));
-}
-
-// Verify handling of a 2 byte extension header RTP messsage. Currently these
-// messages are not supported.
-TEST(RtpUtilsTest, UpdateAbsSendTimeExtensionIn2ByteHeaderExtn) {
- std::vector<uint8_t> data(
- kRtpMsgWith2ByteExtnHeader,
- kRtpMsgWith2ByteExtnHeader + sizeof(kRtpMsgWith2ByteExtnHeader));
- EXPECT_FALSE(UpdateRtpAbsSendTimeExtension(&data[0], data.size(), 3, 0));
-}
-
-// Verify finding an extension ID in the TURN send indication message.
-TEST(RtpUtilsTest, UpdateAbsSendTimeExtensionInTurnSendIndication) {
- // A valid STUN indication message with a valid RTP header in data attribute
- // payload field and no extension bit set.
- uint8_t message_without_extension[] = {
- 0x00, 0x16, 0x00, 0x18, // length of
- 0x21, 0x12, 0xA4, 0x42, // magic cookie
- '0', '1', '2', '3', // transaction id
- '4', '5', '6', '7',
- '8', '9', 'a', 'b',
- 0x00, 0x20, 0x00, 0x04, // Mapped address.
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x13, 0x00, 0x0C, // Data attribute.
- 0x80, 0x00, 0x00, 0x00, // RTP packet.
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- };
- EXPECT_TRUE(UpdateRtpAbsSendTimeExtension(
- message_without_extension, sizeof(message_without_extension), 3, 0));
-
- // A valid STUN indication message with a valid RTP header and a extension
- // header.
- uint8_t message[] = {
- 0x00, 0x16, 0x00, 0x24, // length of
- 0x21, 0x12, 0xA4, 0x42, // magic cookie
- '0', '1', '2', '3', // transaction id
- '4', '5', '6', '7',
- '8', '9', 'a', 'b',
- 0x00, 0x20, 0x00, 0x04, // Mapped address.
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x13, 0x00, 0x18, // Data attribute.
- 0x90, 0x00, 0x00, 0x00, // RTP packet.
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xBE, 0xDE,
- 0x00, 0x02, 0x22, 0xaa, 0xbb, 0xcc, 0x32, 0xaa, 0xbb, 0xcc,
- };
- EXPECT_TRUE(UpdateRtpAbsSendTimeExtension(message, sizeof(message), 3, 0));
-}
-
-// Test without any packet options variables set. This method should return
-// without HMAC value in the packet.
-TEST(RtpUtilsTest, ApplyPacketOptionsWithDefaultValues) {
- rtc::PacketTimeUpdateParams packet_time_params;
- std::vector<uint8_t> rtp_packet(kRtpMsgWithAbsSendTimeExtension,
- kRtpMsgWithAbsSendTimeExtension +
- sizeof(kRtpMsgWithAbsSendTimeExtension));
- rtp_packet.insert(rtp_packet.end(), kFakeTag, kFakeTag + sizeof(kFakeTag));
- EXPECT_TRUE(ApplyPacketOptions(&rtp_packet[0], rtp_packet.size(),
- packet_time_params, 0));
-
- // Making sure HMAC wasn't updated..
- EXPECT_EQ(0, memcmp(&rtp_packet[sizeof(kRtpMsgWithAbsSendTimeExtension)],
- kFakeTag, 4));
-
- // Verify AbsouluteSendTime extension field wasn't modified.
- EXPECT_EQ(0, memcmp(&rtp_packet[kAstIndexInRtpMsg], kTestAstValue,
- sizeof(kTestAstValue)));
-}
-
-// Veirfy HMAC is updated when packet option parameters are set.
-TEST(RtpUtilsTest, ApplyPacketOptionsWithAuthParams) {
- rtc::PacketTimeUpdateParams packet_time_params;
- packet_time_params.srtp_auth_key.assign(kTestKey,
- kTestKey + sizeof(kTestKey));
- packet_time_params.srtp_auth_tag_len = 4;
-
- std::vector<uint8_t> rtp_packet(kRtpMsgWithAbsSendTimeExtension,
- kRtpMsgWithAbsSendTimeExtension +
- sizeof(kRtpMsgWithAbsSendTimeExtension));
- rtp_packet.insert(rtp_packet.end(), kFakeTag, kFakeTag + sizeof(kFakeTag));
- EXPECT_TRUE(ApplyPacketOptions(&rtp_packet[0], rtp_packet.size(),
- packet_time_params, 0));
-
- uint8_t kExpectedTag[] = {0xc1, 0x7a, 0x8c, 0xa0};
- EXPECT_EQ(0, memcmp(&rtp_packet[sizeof(kRtpMsgWithAbsSendTimeExtension)],
- kExpectedTag, sizeof(kExpectedTag)));
-
- // Verify AbsouluteSendTime extension field is not modified.
- EXPECT_EQ(0, memcmp(&rtp_packet[kAstIndexInRtpMsg], kTestAstValue,
- sizeof(kTestAstValue)));
-}
-
-// Verify finding an extension ID in a raw rtp message.
-TEST(RtpUtilsTest, UpdateAbsSendTimeExtensionInRtpPacket) {
- std::vector<uint8_t> rtp_packet(kRtpMsgWithAbsSendTimeExtension,
- kRtpMsgWithAbsSendTimeExtension +
- sizeof(kRtpMsgWithAbsSendTimeExtension));
-
- EXPECT_TRUE(UpdateRtpAbsSendTimeExtension(&rtp_packet[0], rtp_packet.size(),
- 3, 51183266));
-
- // Verify that the timestamp was updated.
- const uint8_t kExpectedTimestamp[3] = {0xcc, 0xbb, 0xaa};
- EXPECT_EQ(0, memcmp(&rtp_packet[kAstIndexInRtpMsg], kExpectedTimestamp,
- sizeof(kExpectedTimestamp)));
-}
-
-// Verify we update both AbsSendTime extension header and HMAC.
-TEST(RtpUtilsTest, ApplyPacketOptionsWithAuthParamsAndAbsSendTime) {
- rtc::PacketTimeUpdateParams packet_time_params;
- packet_time_params.srtp_auth_key.assign(kTestKey,
- kTestKey + sizeof(kTestKey));
- packet_time_params.srtp_auth_tag_len = 4;
- packet_time_params.rtp_sendtime_extension_id = 3;
- // 3 is also present in the test message.
-
- std::vector<uint8_t> rtp_packet(kRtpMsgWithAbsSendTimeExtension,
- kRtpMsgWithAbsSendTimeExtension +
- sizeof(kRtpMsgWithAbsSendTimeExtension));
- rtp_packet.insert(rtp_packet.end(), kFakeTag, kFakeTag + sizeof(kFakeTag));
- EXPECT_TRUE(ApplyPacketOptions(&rtp_packet[0], rtp_packet.size(),
- packet_time_params, 51183266));
-
- const uint8_t kExpectedTag[] = {0x81, 0xd1, 0x2c, 0x0e};
- EXPECT_EQ(0, memcmp(&rtp_packet[sizeof(kRtpMsgWithAbsSendTimeExtension)],
- kExpectedTag, sizeof(kExpectedTag)));
-
- // Verify that the timestamp was updated.
- const uint8_t kExpectedTimestamp[3] = {0xcc, 0xbb, 0xaa};
- EXPECT_EQ(0, memcmp(&rtp_packet[kAstIndexInRtpMsg], kExpectedTimestamp,
- sizeof(kExpectedTimestamp)));
-}
-
-
-} // namespace cricket
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