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#ifndef SRC_STREAM_WRAP_H_
#define SRC_STREAM_WRAP_H_
#include "stream_base.h"
#include "env.h"
#include "handle_wrap.h"
#include "string_bytes.h"
#include "v8.h"
namespace node {
// Forward declaration
class StreamWrap;
class StreamWrap : public HandleWrap, public StreamBase {
public:
static void Initialize(v8::Local<v8::Object> target,
v8::Local<v8::Value> unused,
v8::Local<v8::Context> context);
int GetFD() override;
void* Cast() override;
bool IsAlive() override;
bool IsClosing() override;
bool IsIPCPipe() override;
// JavaScript functions
int ReadStart() override;
int ReadStop() override;
// Resource implementation
int DoShutdown(ShutdownWrap* req_wrap) override;
int DoTryWrite(uv_buf_t** bufs, size_t* count) override;
int DoWrite(WriteWrap* w,
uv_buf_t* bufs,
size_t count,
uv_stream_t* send_handle) override;
inline uv_stream_t* stream() const {
return stream_;
}
inline bool is_named_pipe() const {
return stream()->type == UV_NAMED_PIPE;
}
inline bool is_named_pipe_ipc() const {
return is_named_pipe() &&
reinterpret_cast<const uv_pipe_t*>(stream())->ipc != 0;
}
inline bool is_tcp() const {
return stream()->type == UV_TCP;
}
protected:
StreamWrap(Environment* env,
v8::Local<v8::Object> object,
uv_stream_t* stream,
AsyncWrap::ProviderType provider,
AsyncWrap* parent = nullptr);
~StreamWrap() {
}
AsyncWrap* GetAsyncWrap() override;
void UpdateWriteQueueSize();
static void AddMethods(Environment* env,
v8::Local<v8::FunctionTemplate> target,
int flags = StreamBase::kFlagNone);
private:
static void SetBlocking(const v8::FunctionCallbackInfo<v8::Value>& args);
// Callbacks for libuv
static void OnAlloc(uv_handle_t* handle,
size_t suggested_size,
uv_buf_t* buf);
static void OnRead(uv_stream_t* handle,
ssize_t nread,
const uv_buf_t* buf);
static void OnReadCommon(uv_stream_t* handle,
ssize_t nread,
const uv_buf_t* buf,
uv_handle_type pending);
static void AfterWrite(uv_write_t* req, int status);
static void AfterShutdown(uv_shutdown_t* req, int status);
// Resource interface implementation
static void OnAfterWriteImpl(WriteWrap* w, void* ctx);
static void OnAllocImpl(size_t size, uv_buf_t* buf, void* ctx);
static void OnReadImpl(ssize_t nread,
const uv_buf_t* buf,
uv_handle_type pending,
void* ctx);
uv_stream_t* const stream_;
};
} // namespace node
#endif // SRC_STREAM_WRAP_H_