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// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef STREAM_WRAP_H_
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#define STREAM_WRAP_H_
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#include "v8.h"
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#include "node.h"
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#include "handle_wrap.h"
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namespace node {
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class StreamWrap : public HandleWrap {
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public:
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uv_stream_t* GetStream() { return stream_; }
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static void Initialize(v8::Handle<v8::Object> target);
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// JavaScript functions
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static v8::Handle<v8::Value> ReadStart(const v8::Arguments& args);
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static v8::Handle<v8::Value> ReadStop(const v8::Arguments& args);
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static v8::Handle<v8::Value> Shutdown(const v8::Arguments& args);
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static v8::Handle<v8::Value> WriteBuffer(const v8::Arguments& args);
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static v8::Handle<v8::Value> WriteAsciiString(const v8::Arguments& args);
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static v8::Handle<v8::Value> WriteUtf8String(const v8::Arguments& args);
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static v8::Handle<v8::Value> WriteUcs2String(const v8::Arguments& args);
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protected:
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StreamWrap(v8::Handle<v8::Object> object, uv_stream_t* stream);
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virtual ~StreamWrap() { }
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virtual void SetHandle(uv_handle_t* h);
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void StateChange() { }
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void UpdateWriteQueueSize();
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private:
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static inline char* NewSlab(v8::Handle<v8::Object> global, v8::Handle<v8::Object> wrap_obj);
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// Callbacks for libuv
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static void AfterWrite(uv_write_t* req, int status);
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static uv_buf_t OnAlloc(uv_handle_t* handle, size_t suggested_size);
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static void AfterShutdown(uv_shutdown_t* req, int status);
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static void OnRead(uv_stream_t* handle, ssize_t nread, uv_buf_t buf);
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static void OnRead2(uv_pipe_t* handle, ssize_t nread, uv_buf_t buf,
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uv_handle_type pending);
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static void OnReadCommon(uv_stream_t* handle, ssize_t nread,
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uv_buf_t buf, uv_handle_type pending);
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template <enum WriteEncoding encoding>
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static v8::Handle<v8::Value> WriteStringImpl(const v8::Arguments& args);
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size_t slab_offset_;
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uv_stream_t* stream_;
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};
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} // namespace node
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#endif // STREAM_WRAP_H_
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