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#include "connection_wrap.h" #include "connect_wrap.h" #include "env-inl.h" #include "pipe_wrap.h" #include "stream_base-inl.h" #include "stream_wrap.h" #include "tcp_wrap.h" #include "util-inl.h" namespace node { using v8::Boolean; using v8::Context; using v8::HandleScope; using v8::Integer; using v8::Local; using v8::Object; using v8::Value; template <typename WrapType, typename UVType> ConnectionWrap<WrapType, UVType>::ConnectionWrap(Environment* env, Local<Object> object, ProviderType provider) : LibuvStreamWrap(env, object, reinterpret_cast<uv_stream_t*>(&handle_), provider) {} template <typename WrapType, typename UVType> void ConnectionWrap<WrapType, UVType>::OnConnection(uv_stream_t* handle, int status) { WrapType* wrap_data = static_cast<WrapType*>(handle->data); CHECK_NOT_NULL(wrap_data); CHECK_EQ(&wrap_data->handle_, reinterpret_cast<UVType*>(handle)); Environment* env = wrap_data->env(); HandleScope handle_scope(env->isolate()); Context::Scope context_scope(env->context()); // We should not be getting this callback if someone has already called // uv_close() on the handle. CHECK_EQ(wrap_data->persistent().IsEmpty(), false); Local<Value> client_handle; if (status == 0) { // Instantiate the client javascript object and handle. Local<Object> client_obj; if (!WrapType::Instantiate(env, wrap_data, WrapType::SOCKET) .ToLocal(&client_obj)) return; // Unwrap the client javascript object. WrapType* wrap; ASSIGN_OR_RETURN_UNWRAP(&wrap, client_obj); uv_stream_t* client = reinterpret_cast<uv_stream_t*>(&wrap->handle_); // uv_accept can fail if the new connection has already been closed, in // which case an EAGAIN (resource temporarily unavailable) will be // returned. if (uv_accept(handle, client)) return; // Successful accept. Call the onconnection callback in JavaScript land. client_handle = client_obj; } else { client_handle = Undefined(env->isolate()); } Local<Value> argv[] = { Integer::New(env->isolate(), status), client_handle }; wrap_data->MakeCallback(env->onconnection_string(), arraysize(argv), argv); } template <typename WrapType, typename UVType> void ConnectionWrap<WrapType, UVType>::AfterConnect(uv_connect_t* req, int status) { std::unique_ptr<ConnectWrap> req_wrap (static_cast<ConnectWrap*>(req->data)); CHECK_NOT_NULL(req_wrap); WrapType* wrap = static_cast<WrapType*>(req->handle->data); CHECK_EQ(req_wrap->env(), wrap->env()); Environment* env = wrap->env(); HandleScope handle_scope(env->isolate()); Context::Scope context_scope(env->context()); // The wrap and request objects should still be there. CHECK_EQ(req_wrap->persistent().IsEmpty(), false); CHECK_EQ(wrap->persistent().IsEmpty(), false); bool readable, writable; if (status) { readable = writable = false; } else { readable = uv_is_readable(req->handle) != 0; writable = uv_is_writable(req->handle) != 0; } Local<Value> argv[5] = { Integer::New(env->isolate(), status), wrap->object(), req_wrap->object(), Boolean::New(env->isolate(), readable), Boolean::New(env->isolate(), writable) }; req_wrap->MakeCallback(env->oncomplete_string(), arraysize(argv), argv); } template ConnectionWrap<PipeWrap, uv_pipe_t>::ConnectionWrap( Environment* env, Local<Object> object, ProviderType provider); template ConnectionWrap<TCPWrap, uv_tcp_t>::ConnectionWrap( Environment* env, Local<Object> object, ProviderType provider); template void ConnectionWrap<PipeWrap, uv_pipe_t>::OnConnection( uv_stream_t* handle, int status); template void ConnectionWrap<TCPWrap, uv_tcp_t>::OnConnection( uv_stream_t* handle, int status); template void ConnectionWrap<PipeWrap, uv_pipe_t>::AfterConnect( uv_connect_t* handle, int status); template void ConnectionWrap<TCPWrap, uv_tcp_t>::AfterConnect( uv_connect_t* handle, int status); } // namespace node