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137 lines
4.1 KiB
137 lines
4.1 KiB
#include "connection_wrap.h"
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#include "connect_wrap.h"
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#include "env-inl.h"
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#include "env.h"
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#include "pipe_wrap.h"
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#include "stream_wrap.h"
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#include "tcp_wrap.h"
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#include "util.h"
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#include "util-inl.h"
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namespace node {
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using v8::Boolean;
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using v8::Context;
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using v8::HandleScope;
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using v8::Integer;
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using v8::Local;
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using v8::Object;
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using v8::Value;
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template <typename WrapType, typename UVType>
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ConnectionWrap<WrapType, UVType>::ConnectionWrap(Environment* env,
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Local<Object> object,
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ProviderType provider)
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: StreamWrap(env,
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object,
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reinterpret_cast<uv_stream_t*>(&handle_),
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provider) {}
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template <typename WrapType, typename UVType>
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void ConnectionWrap<WrapType, UVType>::OnConnection(uv_stream_t* handle,
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int status) {
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WrapType* wrap_data = static_cast<WrapType*>(handle->data);
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CHECK_NE(wrap_data, nullptr);
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CHECK_EQ(&wrap_data->handle_, reinterpret_cast<UVType*>(handle));
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Environment* env = wrap_data->env();
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HandleScope handle_scope(env->isolate());
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Context::Scope context_scope(env->context());
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// We should not be getting this callback if someone has already called
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// uv_close() on the handle.
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CHECK_EQ(wrap_data->persistent().IsEmpty(), false);
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Local<Value> argv[] = {
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Integer::New(env->isolate(), status),
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Undefined(env->isolate())
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};
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if (status == 0) {
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env->set_init_trigger_id(wrap_data->get_id());
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// Instantiate the client javascript object and handle.
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Local<Object> client_obj = WrapType::Instantiate(env, wrap_data);
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// Unwrap the client javascript object.
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WrapType* wrap;
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ASSIGN_OR_RETURN_UNWRAP(&wrap, client_obj);
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uv_stream_t* client_handle =
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reinterpret_cast<uv_stream_t*>(&wrap->handle_);
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// uv_accept can fail if the new connection has already been closed, in
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// which case an EAGAIN (resource temporarily unavailable) will be
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// returned.
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if (uv_accept(handle, client_handle))
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return;
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// Successful accept. Call the onconnection callback in JavaScript land.
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argv[1] = client_obj;
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}
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wrap_data->MakeCallback(env->onconnection_string(), arraysize(argv), argv);
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}
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template <typename WrapType, typename UVType>
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void ConnectionWrap<WrapType, UVType>::AfterConnect(uv_connect_t* req,
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int status) {
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ConnectWrap* req_wrap = static_cast<ConnectWrap*>(req->data);
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CHECK_NE(req_wrap, nullptr);
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WrapType* wrap = static_cast<WrapType*>(req->handle->data);
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CHECK_EQ(req_wrap->env(), wrap->env());
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Environment* env = wrap->env();
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HandleScope handle_scope(env->isolate());
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Context::Scope context_scope(env->context());
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// The wrap and request objects should still be there.
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CHECK_EQ(req_wrap->persistent().IsEmpty(), false);
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CHECK_EQ(wrap->persistent().IsEmpty(), false);
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bool readable, writable;
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if (status) {
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readable = writable = 0;
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} else {
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readable = uv_is_readable(req->handle) != 0;
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writable = uv_is_writable(req->handle) != 0;
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}
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Local<Value> argv[5] = {
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Integer::New(env->isolate(), status),
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wrap->object(),
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req_wrap->object(),
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Boolean::New(env->isolate(), readable),
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Boolean::New(env->isolate(), writable)
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};
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req_wrap->MakeCallback(env->oncomplete_string(), arraysize(argv), argv);
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delete req_wrap;
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}
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template ConnectionWrap<PipeWrap, uv_pipe_t>::ConnectionWrap(
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Environment* env,
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Local<Object> object,
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ProviderType provider);
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template ConnectionWrap<TCPWrap, uv_tcp_t>::ConnectionWrap(
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Environment* env,
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Local<Object> object,
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ProviderType provider);
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template void ConnectionWrap<PipeWrap, uv_pipe_t>::OnConnection(
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uv_stream_t* handle, int status);
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template void ConnectionWrap<TCPWrap, uv_tcp_t>::OnConnection(
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uv_stream_t* handle, int status);
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template void ConnectionWrap<PipeWrap, uv_pipe_t>::AfterConnect(
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uv_connect_t* handle, int status);
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template void ConnectionWrap<TCPWrap, uv_tcp_t>::AfterConnect(
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uv_connect_t* handle, int status);
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} // namespace node
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