GCC Code Coverage Report
Directory: ../ Exec Total Coverage
File: /home/iojs/build/workspace/node-test-commit-linux-coverage-daily/nodes/benchmark/out/../src/stream_wrap.h Lines: 10 10 100.0 %
Date: 2020-09-03 22:13:26 Branches: 4 4 100.0 %

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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 SRC_STREAM_WRAP_H_
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#define SRC_STREAM_WRAP_H_
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#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
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#include "stream_base.h"
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#include "handle_wrap.h"
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#include "v8.h"
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namespace node {
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class Environment;
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class LibuvStreamWrap : public HandleWrap, public StreamBase {
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 public:
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  static void Initialize(v8::Local<v8::Object> target,
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                         v8::Local<v8::Value> unused,
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                         v8::Local<v8::Context> context,
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                         void* priv);
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  int GetFD() override;
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  bool IsAlive() override;
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  bool IsClosing() override;
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  bool IsIPCPipe() override;
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  // JavaScript functions
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  int ReadStart() override;
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  int ReadStop() override;
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  // Resource implementation
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  int DoShutdown(ShutdownWrap* req_wrap) override;
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  int DoTryWrite(uv_buf_t** bufs, size_t* count) override;
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  int DoWrite(WriteWrap* w,
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              uv_buf_t* bufs,
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              size_t count,
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              uv_stream_t* send_handle) override;
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  inline uv_stream_t* stream() const {
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    return stream_;
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  }
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  inline bool is_named_pipe() const {
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    return stream()->type == UV_NAMED_PIPE;
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  }
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  inline bool is_named_pipe_ipc() const {
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    return is_named_pipe() &&
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           reinterpret_cast<const uv_pipe_t*>(stream())->ipc != 0;
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  }
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  inline bool is_tcp() const {
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    return stream()->type == UV_TCP;
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  }
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  ShutdownWrap* CreateShutdownWrap(v8::Local<v8::Object> object) override;
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  WriteWrap* CreateWriteWrap(v8::Local<v8::Object> object) override;
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  static LibuvStreamWrap* From(Environment* env, v8::Local<v8::Object> object);
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 protected:
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  LibuvStreamWrap(Environment* env,
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                  v8::Local<v8::Object> object,
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                  uv_stream_t* stream,
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                  AsyncWrap::ProviderType provider);
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  AsyncWrap* GetAsyncWrap() override;
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  static v8::Local<v8::FunctionTemplate> GetConstructorTemplate(
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      Environment* env);
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 protected:
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  inline void set_fd(int fd) {
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#ifdef _WIN32
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    fd_ = fd;
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#endif
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  }
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 private:
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  static void GetWriteQueueSize(
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      const v8::FunctionCallbackInfo<v8::Value>& info);
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  static void SetBlocking(const v8::FunctionCallbackInfo<v8::Value>& args);
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  // Callbacks for libuv
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  void OnUvAlloc(size_t suggested_size, uv_buf_t* buf);
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  void OnUvRead(ssize_t nread, const uv_buf_t* buf);
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  static void AfterUvWrite(uv_write_t* req, int status);
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  static void AfterUvShutdown(uv_shutdown_t* req, int status);
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  uv_stream_t* const stream_;
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#ifdef _WIN32
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  // We don't always have an FD that we could look up on the stream_
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  // object itself on Windows. However, for some cases, we open handles
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  // using FDs; In that case, we can store and provide the value.
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  // This became necessary because it allows to detect situations
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  // where multiple handles refer to the same stdio FDs (in particular,
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  // a possible IPC channel and a regular process.std??? stream).
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  int fd_ = -1;
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#endif
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};
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}  // namespace node
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#endif  // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
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#endif  // SRC_STREAM_WRAP_H_