mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-14 22:30:40 +01:00
bb547203bf
In order to eliminate the WebRTC Subtree mirror in Chromium, WebRTC is moving the content of the src/webrtc directory up to the src/ directory. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38 Reviewed-on: https://webrtc-review.googlesource.com/1560 Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19845}
104 lines
3.6 KiB
C++
104 lines
3.6 KiB
C++
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "webrtc/modules/rtp_rtcp/source/rtcp_packet/common_header.h"
|
|
|
|
#include "webrtc/test/gtest.h"
|
|
|
|
using webrtc::rtcp::CommonHeader;
|
|
|
|
namespace webrtc {
|
|
namespace {
|
|
const size_t kHeaderSizeBytes = 4;
|
|
} // namespace
|
|
|
|
TEST(RtcpCommonHeaderTest, TooSmallBuffer) {
|
|
uint8_t buffer[] = {0x80, 0x00, 0x00, 0x00};
|
|
CommonHeader header;
|
|
// Buffer needs to be able to hold the header.
|
|
EXPECT_FALSE(header.Parse(buffer, 0));
|
|
EXPECT_FALSE(header.Parse(buffer, 1));
|
|
EXPECT_FALSE(header.Parse(buffer, 2));
|
|
EXPECT_FALSE(header.Parse(buffer, 3));
|
|
EXPECT_TRUE(header.Parse(buffer, 4));
|
|
}
|
|
|
|
TEST(RtcpCommonHeaderTest, Version) {
|
|
uint8_t buffer[] = {0x00, 0x00, 0x00, 0x00};
|
|
CommonHeader header;
|
|
// Version 2 is the only allowed.
|
|
buffer[0] = 0 << 6;
|
|
EXPECT_FALSE(header.Parse(buffer, sizeof(buffer)));
|
|
buffer[0] = 1 << 6;
|
|
EXPECT_FALSE(header.Parse(buffer, sizeof(buffer)));
|
|
buffer[0] = 2 << 6;
|
|
EXPECT_TRUE(header.Parse(buffer, sizeof(buffer)));
|
|
buffer[0] = 3 << 6;
|
|
EXPECT_FALSE(header.Parse(buffer, sizeof(buffer)));
|
|
}
|
|
|
|
TEST(RtcpCommonHeaderTest, PacketSize) {
|
|
uint8_t buffer[] = {0x80, 0x00, 0x00, 0x02,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00};
|
|
CommonHeader header;
|
|
EXPECT_FALSE(header.Parse(buffer, sizeof(buffer) - 1));
|
|
EXPECT_TRUE(header.Parse(buffer, sizeof(buffer)));
|
|
EXPECT_EQ(8u, header.payload_size_bytes());
|
|
EXPECT_EQ(buffer + sizeof(buffer), header.NextPacket());
|
|
}
|
|
|
|
TEST(RtcpCommonHeaderTest, PaddingAndPayloadSize) {
|
|
// Set v = 2, p = 1, but leave fmt, pt as 0.
|
|
uint8_t buffer[] = {0xa0, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00};
|
|
CommonHeader header;
|
|
// Padding bit set, but no byte for padding (can't specify padding length).
|
|
EXPECT_FALSE(header.Parse(buffer, 4));
|
|
|
|
buffer[3] = 2; // Set payload size to 2x32bit.
|
|
const size_t kPayloadSizeBytes = buffer[3] * 4;
|
|
const size_t kPaddingAddress = kHeaderSizeBytes + kPayloadSizeBytes - 1;
|
|
|
|
// Padding one byte larger than possible.
|
|
buffer[kPaddingAddress] = kPayloadSizeBytes + 1;
|
|
EXPECT_FALSE(header.Parse(buffer, sizeof(buffer)));
|
|
|
|
// Invalid zero padding size.
|
|
buffer[kPaddingAddress] = 0;
|
|
EXPECT_FALSE(header.Parse(buffer, sizeof(buffer)));
|
|
|
|
// Pure padding packet.
|
|
buffer[kPaddingAddress] = kPayloadSizeBytes;
|
|
EXPECT_TRUE(header.Parse(buffer, sizeof(buffer)));
|
|
EXPECT_EQ(0u, header.payload_size_bytes());
|
|
EXPECT_EQ(buffer + sizeof(buffer), header.NextPacket());
|
|
EXPECT_EQ(header.payload(), buffer + kHeaderSizeBytes);
|
|
|
|
// Single byte of actual data.
|
|
buffer[kPaddingAddress] = kPayloadSizeBytes - 1;
|
|
EXPECT_TRUE(header.Parse(buffer, sizeof(buffer)));
|
|
EXPECT_EQ(1u, header.payload_size_bytes());
|
|
EXPECT_EQ(buffer + sizeof(buffer), header.NextPacket());
|
|
}
|
|
|
|
TEST(RtcpCommonHeaderTest, FormatAndPayloadType) {
|
|
uint8_t buffer[] = {0x9e, 0xab, 0x00, 0x00};
|
|
CommonHeader header;
|
|
EXPECT_TRUE(header.Parse(buffer, sizeof(buffer)));
|
|
|
|
EXPECT_EQ(header.count(), 0x1e);
|
|
EXPECT_EQ(header.fmt(), 0x1e);
|
|
EXPECT_EQ(header.type(), 0xab);
|
|
EXPECT_EQ(header.payload_size_bytes(), 0u);
|
|
EXPECT_EQ(header.payload(), buffer + kHeaderSizeBytes);
|
|
}
|
|
} // namespace webrtc
|