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Diffstat (limited to 'third_party/libjingle/files/talk/base/streamutils.h')
-rw-r--r-- | third_party/libjingle/files/talk/base/streamutils.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/third_party/libjingle/files/talk/base/streamutils.h b/third_party/libjingle/files/talk/base/streamutils.h deleted file mode 100644 index 7bb07a3..0000000 --- a/third_party/libjingle/files/talk/base/streamutils.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - * libjingle - * Copyright 2004--2006, 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_APP_STREAMUTILS_H__ -#define TALK_APP_STREAMUTILS_H__ - -#include "talk/base/sigslot.h" -#include "talk/base/stream.h" - -/////////////////////////////////////////////////////////////////////////////// -// StreamRelay - acts as an intermediary between two asynchronous streams, -// reading from one stream and writing to the other, using a pre-specified -// amount of buffering in both directions. -/////////////////////////////////////////////////////////////////////////////// - -class StreamRelay : public sigslot::has_slots<> { -public: - StreamRelay(talk_base::StreamInterface* s1, - talk_base::StreamInterface* s2, size_t buffer_size); - virtual ~StreamRelay(); - - void Circulate(); // Simulate events to get things flowing - void Close(); - - sigslot::signal2<StreamRelay*, int> SignalClosed; - -private: - inline int Index(talk_base::StreamInterface* s) const - { return (s == dir_[1].stream); } - inline int Complement(int index) const { return (1-index); } - - bool Flow(int read_index, int* error); - void OnEvent(talk_base::StreamInterface* stream, int events, int error); - - struct Direction { - talk_base::StreamInterface* stream; - char* buffer; - size_t data_len; - }; - Direction dir_[2]; - size_t buffer_size_; -}; - -/////////////////////////////////////////////////////////////////////////////// -// StreamCounter - counts the number of bytes which are transferred in either -// direction. -/////////////////////////////////////////////////////////////////////////////// - -class StreamCounter : public talk_base::StreamAdapterInterface { - public: - explicit StreamCounter(talk_base::StreamInterface* stream); - - inline void ResetByteCount() { count_ = 0; } - inline size_t GetByteCount() const { return count_; } - - sigslot::signal1<size_t> SignalUpdateByteCount; - - // StreamAdapterInterface - virtual talk_base::StreamResult Read(void* buffer, size_t buffer_len, - size_t* read, int* error); - virtual talk_base::StreamResult Write(const void* data, size_t data_len, - size_t* written, int* error); - - private: - size_t count_; -}; - -/////////////////////////////////////////////////////////////////////////////// - -#endif // TALK_APP_STREAMUTILS_H__ |