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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /third_party/libwebrtc/api/test/fake_frame_encryptor.h | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/api/test/fake_frame_encryptor.h')
-rw-r--r-- | third_party/libwebrtc/api/test/fake_frame_encryptor.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/test/fake_frame_encryptor.h b/third_party/libwebrtc/api/test/fake_frame_encryptor.h new file mode 100644 index 0000000000..074981b183 --- /dev/null +++ b/third_party/libwebrtc/api/test/fake_frame_encryptor.h @@ -0,0 +1,69 @@ +/* + * 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. + */ + +#ifndef API_TEST_FAKE_FRAME_ENCRYPTOR_H_ +#define API_TEST_FAKE_FRAME_ENCRYPTOR_H_ + +#include <stddef.h> +#include <stdint.h> + +#include "api/array_view.h" +#include "api/crypto/frame_encryptor_interface.h" +#include "api/media_types.h" +#include "rtc_base/ref_counted_object.h" + +namespace webrtc { + +// The FakeFrameEncryptor is a TEST ONLY fake implementation of the +// FrameEncryptorInterface. It is constructed with a simple single digit key and +// a fixed postfix byte. This is just to validate that the core code works +// as expected. +class FakeFrameEncryptor + : public rtc::RefCountedObject<FrameEncryptorInterface> { + public: + // Provide a key (0,255) and some postfix byte (0,255). + explicit FakeFrameEncryptor(uint8_t fake_key = 0xAA, + uint8_t postfix_byte = 255); + // Simply xors each payload with the provided fake key and adds the postfix + // bit to the end. This will always fail if fail_encryption_ is set to true. + int Encrypt(cricket::MediaType media_type, + uint32_t ssrc, + rtc::ArrayView<const uint8_t> additional_data, + rtc::ArrayView<const uint8_t> frame, + rtc::ArrayView<uint8_t> encrypted_frame, + size_t* bytes_written) override; + // Always returns 1 more than the size of the frame. + size_t GetMaxCiphertextByteSize(cricket::MediaType media_type, + size_t frame_size) override; + // Sets the fake key to use during encryption. + void SetFakeKey(uint8_t fake_key); + // Returns the fake key used during encryption. + uint8_t GetFakeKey() const; + // Set the postfix byte to use. + void SetPostfixByte(uint8_t expected_postfix_byte); + // Return a postfix byte added to each outgoing payload. + uint8_t GetPostfixByte() const; + // Force all encryptions to fail. + void SetFailEncryption(bool fail_encryption); + + enum class FakeEncryptionStatus : int { + OK = 0, + FORCED_FAILURE = 1, + }; + + private: + uint8_t fake_key_ = 0; + uint8_t postfix_byte_ = 0; + bool fail_encryption_ = false; +}; + +} // namespace webrtc + +#endif // API_TEST_FAKE_FRAME_ENCRYPTOR_H_ |