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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/libwebrtc/test/logging/log_writer.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/test/logging/log_writer.h')
-rw-r--r-- | third_party/libwebrtc/test/logging/log_writer.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/third_party/libwebrtc/test/logging/log_writer.h b/third_party/libwebrtc/test/logging/log_writer.h new file mode 100644 index 0000000000..335dab353f --- /dev/null +++ b/third_party/libwebrtc/test/logging/log_writer.h @@ -0,0 +1,65 @@ +/* + * Copyright 2019 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 TEST_LOGGING_LOG_WRITER_H_ +#define TEST_LOGGING_LOG_WRITER_H_ + +#include <stdarg.h> + +#include <memory> +#include <string> +#include <utility> + +#include "absl/strings/string_view.h" +#include "api/rtc_event_log_output.h" +#include "rtc_base/strings/string_builder.h" + +namespace webrtc { +template <class... Args> +inline void LogWriteFormat(RtcEventLogOutput* out_, const char* fmt, ...) { + va_list args, copy; + va_start(args, fmt); + va_copy(copy, args); + const int predicted_length = std::vsnprintf(nullptr, 0, fmt, copy); + va_end(copy); + + RTC_DCHECK_GE(predicted_length, 0); + std::string out_str(predicted_length, '\0'); + if (predicted_length > 0) { + // Pass "+ 1" to vsnprintf to include space for the '\0'. + const int actual_length = + std::vsnprintf(&out_str.front(), predicted_length + 1, fmt, args); + RTC_DCHECK_GE(actual_length, 0); + } + va_end(args); + out_->Write(out_str); +} + +class LogWriterFactoryInterface { + public: + virtual std::unique_ptr<RtcEventLogOutput> Create( + absl::string_view filename) = 0; + virtual ~LogWriterFactoryInterface() = default; +}; + +class LogWriterFactoryAddPrefix : public LogWriterFactoryInterface { + public: + LogWriterFactoryAddPrefix(LogWriterFactoryInterface* base, + absl::string_view prefix); + std::unique_ptr<RtcEventLogOutput> Create( + absl::string_view filename) override; + + private: + LogWriterFactoryInterface* const base_factory_; + const std::string prefix_; +}; + +} // namespace webrtc + +#endif // TEST_LOGGING_LOG_WRITER_H_ |