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-rw-r--r--third_party/libjingle/files/talk/base/httpbase.h142
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diff --git a/third_party/libjingle/files/talk/base/httpbase.h b/third_party/libjingle/files/talk/base/httpbase.h
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-/*
- * libjingle
- * Copyright 2004--2005, Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef TALK_BASE_HTTPBASE_H__
-#define TALK_BASE_HTTPBASE_H__
-
-#include "talk/base/httpcommon.h"
-
-namespace talk_base {
-
-class StreamInterface;
-
-//////////////////////////////////////////////////////////////////////
-// HttpParser
-//////////////////////////////////////////////////////////////////////
-
-class HttpParser {
-public:
- HttpParser();
- virtual ~HttpParser();
-
- void reset();
- bool process(const char* buffer, size_t len, size_t& read, HttpError& err);
- void end_of_input();
- void complete(HttpError err);
-
-protected:
- bool process_line(const char* line, size_t len, HttpError& err);
-
- // HttpParser Interface
- virtual HttpError onHttpRecvLeader(const char* line, size_t len) = 0;
- virtual HttpError onHttpRecvHeader(const char* name, size_t nlen,
- const char* value, size_t vlen) = 0;
- virtual HttpError onHttpRecvHeaderComplete(bool chunked, size_t& data_size) = 0;
- virtual HttpError onHttpRecvData(const char* data, size_t len, size_t& read) = 0;
- virtual void onHttpRecvComplete(HttpError err) = 0;
-
-private:
- enum State {
- ST_LEADER, ST_HEADERS,
- ST_CHUNKSIZE, ST_CHUNKTERM, ST_TRAILERS,
- ST_DATA, ST_COMPLETE
- } state_;
- bool chunked_;
- size_t data_size_;
-};
-
-//////////////////////////////////////////////////////////////////////
-// IHttpNotify
-//////////////////////////////////////////////////////////////////////
-
-enum HttpMode { HM_NONE, HM_CONNECT, HM_RECV, HM_SEND };
-
-class IHttpNotify {
-public:
- virtual HttpError onHttpHeaderComplete(bool chunked, size_t& data_size) = 0;
- virtual void onHttpComplete(HttpMode mode, HttpError err) = 0;
- virtual void onHttpClosed(HttpError err) = 0;
-};
-
-//////////////////////////////////////////////////////////////////////
-// HttpBase
-//////////////////////////////////////////////////////////////////////
-
-class HttpBase : private HttpParser, public sigslot::has_slots<> {
-public:
- HttpBase();
- virtual ~HttpBase();
-
- void notify(IHttpNotify* notify) { notify_ = notify; }
- bool attach(StreamInterface* stream);
- StreamInterface* stream() { return stream_; }
- StreamInterface* detach();
- bool isConnected() const;
-
- void send(HttpData* data);
- void recv(HttpData* data);
- void abort(HttpError err);
-
- HttpMode mode() const { return mode_; }
-
- void set_ignore_data(bool ignore) { ignore_data_ = ignore; }
- bool ignore_data() const { return ignore_data_; }
-
-protected:
- void flush_data();
- void queue_headers();
- void do_complete(HttpError err = HE_NONE);
-
- void OnEvent(StreamInterface* stream, int events, int error);
-
- // HttpParser Interface
- virtual HttpError onHttpRecvLeader(const char* line, size_t len);
- virtual HttpError onHttpRecvHeader(const char* name, size_t nlen,
- const char* value, size_t vlen);
- virtual HttpError onHttpRecvHeaderComplete(bool chunked, size_t& data_size);
- virtual HttpError onHttpRecvData(const char* data, size_t len, size_t& read);
- virtual void onHttpRecvComplete(HttpError err);
-
-private:
- enum { kBufferSize = 32 * 1024 };
-
- HttpMode mode_;
- HttpData* data_;
- IHttpNotify* notify_;
- StreamInterface* stream_;
- char buffer_[kBufferSize];
- size_t len_;
-
- bool ignore_data_, chunk_data_;
- HttpData::const_iterator header_;
-};
-
-//////////////////////////////////////////////////////////////////////
-
-} // namespace talk_base
-
-#endif // TALK_BASE_HTTPBASE_H__