Files
platform-external-webrtc/api/test/fake_frame_decryptor.cc
Benjamin Wright 2af5dcbe9e Reland "Refactor FrameDecryptorInterface::Decrypt to use new API."
This reverts commit 7dd83e2bf73a7f1746c5ee976939bf52e19fa8be.

Reason for revert: This wasn't the cause of the break. 

Original change's description:
> Revert "Refactor FrameDecryptorInterface::Decrypt to use new API."
> 
> This reverts commit 642aa81f7d5cc55d5b99e2abc51327eed9d40195.
> 
> Reason for revert: Speculative revert. The chromium roll is failing:
> https://ci.chromium.org/p/chromium/builders/try/linux-rel/64388
> But I can't figure out exactly what is failing, this looks suspecious.
> 
> Original change's description:
> > Refactor FrameDecryptorInterface::Decrypt to use new API.
> > 
> > This change refactors the FrameDecryptorInterface to use the new API. The new
> > API surface simply moves bytes_written to the return type and implements a
> > simple Status type.
> > 
> > Bug: webrtc:10512
> > Change-Id: I622c5d344d58e618853c94c2f691cf7c8fb73a36
> > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/131460
> > Reviewed-by: Steve Anton <steveanton@webrtc.org>
> > Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org>
> > Reviewed-by: Rasmus Brandt <brandtr@webrtc.org>
> > Reviewed-by: Stefan Holmer <stefan@webrtc.org>
> > Commit-Queue: Benjamin Wright <benwright@webrtc.org>
> > Cr-Commit-Position: refs/heads/master@{#27497}
> 
> TBR=brandtr@webrtc.org,steveanton@webrtc.org,solenberg@webrtc.org,ossu@webrtc.org,stefan@webrtc.org,benwright@webrtc.org
> 
> Change-Id: Ia9ec70263762c34671af13f0d519e636eb8473cd
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: webrtc:10512
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/132013
> Reviewed-by: Henrik Boström <hbos@webrtc.org>
> Commit-Queue: Henrik Boström <hbos@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#27510}

TBR=brandtr@webrtc.org,steveanton@webrtc.org,solenberg@webrtc.org,hbos@webrtc.org,ossu@webrtc.org,stefan@webrtc.org,benwright@webrtc.org

Change-Id: I8e4b7965cf1d1a1554c3b46e6245f5ad0d2dcbb4
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: webrtc:10512
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/131982
Reviewed-by: Benjamin Wright <benwright@webrtc.org>
Commit-Queue: Benjamin Wright <benwright@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27529}
2019-04-09 20:08:56 +00:00

70 lines
2.0 KiB
C++

/*
* Copyright 2018 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 "api/test/fake_frame_decryptor.h"
#include <vector>
#include "rtc_base/checks.h"
namespace webrtc {
FakeFrameDecryptor::FakeFrameDecryptor(uint8_t fake_key,
uint8_t expected_postfix_byte)
: fake_key_(fake_key), expected_postfix_byte_(expected_postfix_byte) {}
FakeFrameDecryptor::Result FakeFrameDecryptor::Decrypt(
cricket::MediaType media_type,
const std::vector<uint32_t>& csrcs,
rtc::ArrayView<const uint8_t> additional_data,
rtc::ArrayView<const uint8_t> encrypted_frame,
rtc::ArrayView<uint8_t> frame) {
if (fail_decryption_) {
return Result(Status::kFailedToDecrypt, 0);
}
RTC_CHECK_EQ(frame.size() + 1, encrypted_frame.size());
for (size_t i = 0; i < frame.size(); i++) {
frame[i] = encrypted_frame[i] ^ fake_key_;
}
if (encrypted_frame[frame.size()] != expected_postfix_byte_) {
return Result(Status::kFailedToDecrypt, 0);
}
return Result(Status::kOk, frame.size());
}
size_t FakeFrameDecryptor::GetMaxPlaintextByteSize(
cricket::MediaType media_type,
size_t encrypted_frame_size) {
return encrypted_frame_size - 1;
}
void FakeFrameDecryptor::SetFakeKey(uint8_t fake_key) {
fake_key_ = fake_key;
}
uint8_t FakeFrameDecryptor::GetFakeKey() const {
return fake_key_;
}
void FakeFrameDecryptor::SetExpectedPostfixByte(uint8_t expected_postfix_byte) {
expected_postfix_byte_ = expected_postfix_byte;
}
uint8_t FakeFrameDecryptor::GetExpectedPostfixByte() const {
return expected_postfix_byte_;
}
void FakeFrameDecryptor::SetFailDecryption(bool fail_decryption) {
fail_decryption_ = fail_decryption;
}
} // namespace webrtc