Index: third_party/crashpad/crashpad/util/net/http_body_gzip.h |
diff --git a/third_party/crashpad/crashpad/util/net/http_body_gzip.h b/third_party/crashpad/crashpad/util/net/http_body_gzip.h |
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index 0000000000000000000000000000000000000000..da3a5f24d9b2225ed6fbf7e46446a600afd25d8d |
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+++ b/third_party/crashpad/crashpad/util/net/http_body_gzip.h |
@@ -0,0 +1,67 @@ |
+// Copyright 2017 The Crashpad Authors. All rights reserved. |
+// |
+// Licensed under the Apache License, Version 2.0 (the "License"); |
+// you may not use this file except in compliance with the License. |
+// You may obtain a copy of the License at |
+// |
+// http://www.apache.org/licenses/LICENSE-2.0 |
+// |
+// Unless required by applicable law or agreed to in writing, software |
+// distributed under the License is distributed on an "AS IS" BASIS, |
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
+// See the License for the specific language governing permissions and |
+// limitations under the License. |
+ |
+#ifndef CRASHPAD_UTIL_NET_HTTP_BODY_GZIP_H_ |
+#define CRASHPAD_UTIL_NET_HTTP_BODY_GZIP_H_ |
+ |
+#include <stdint.h> |
+#include <sys/types.h> |
+ |
+#include <memory> |
+ |
+#include "base/macros.h" |
+#include "util/file/file_io.h" |
+#include "util/net/http_body.h" |
+ |
+extern "C" { |
+typedef struct z_stream_s z_stream; |
+} // extern "C" |
+ |
+namespace crashpad { |
+ |
+//! \brief An implementation of HTTPBodyStream that `gzip`-compresses another |
+//! HTTPBodyStream. |
+class GzipHTTPBodyStream : public HTTPBodyStream { |
+ public: |
+ explicit GzipHTTPBodyStream(std::unique_ptr<HTTPBodyStream> source); |
+ |
+ ~GzipHTTPBodyStream() override; |
+ |
+ // HTTPBodyStream: |
+ FileOperationResult GetBytesBuffer(uint8_t* buffer, size_t max_len) override; |
+ |
+ private: |
+ enum State : int { |
+ kUninitialized, |
+ kOperating, |
+ kInputEOF, |
+ kFinished, |
+ kError, |
+ }; |
+ |
+ // Calls deflateEnd() and transitions state_ to state. If deflateEnd() fails, |
+ // logs a message and transitions state_ to State::kError. |
+ void Done(State state); |
+ |
+ uint8_t input_[4096]; |
+ std::unique_ptr<HTTPBodyStream> source_; |
+ std::unique_ptr<z_stream> z_stream_; |
+ State state_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(GzipHTTPBodyStream); |
+}; |
+ |
+} // namespace crashpad |
+ |
+#endif // CRASHPAD_UTIL_NET_HTTP_BODY_GZIP_H_ |