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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "src/core/lib/iomgr/port.h"
#ifdef GRPC_WINSOCK_SOCKET
#include "src/core/lib/iomgr/endpoint_pair.h"
#include "src/core/lib/iomgr/sockaddr_utils.h"
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <grpc/support/log.h>
#include "src/core/lib/iomgr/socket_windows.h"
#include "src/core/lib/iomgr/tcp_windows.h"
static void create_sockets(SOCKET sv[2]) {
SOCKET svr_sock = INVALID_SOCKET;
SOCKET lst_sock = INVALID_SOCKET;
SOCKET cli_sock = INVALID_SOCKET;
SOCKADDR_IN addr;
int addr_len = sizeof(addr);
lst_sock = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP, NULL, 0,
WSA_FLAG_OVERLAPPED);
GPR_ASSERT(lst_sock != INVALID_SOCKET);
memset(&addr, 0, sizeof(addr));
addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
addr.sin_family = AF_INET;
GPR_ASSERT(bind(lst_sock, (struct sockaddr*)&addr, sizeof(addr)) !=
SOCKET_ERROR);
GPR_ASSERT(listen(lst_sock, SOMAXCONN) != SOCKET_ERROR);
GPR_ASSERT(getsockname(lst_sock, (struct sockaddr*)&addr, &addr_len) !=
SOCKET_ERROR);
cli_sock = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP, NULL, 0,
WSA_FLAG_OVERLAPPED);
GPR_ASSERT(cli_sock != INVALID_SOCKET);
GPR_ASSERT(WSAConnect(cli_sock, (struct sockaddr*)&addr, addr_len, NULL, NULL,
NULL, NULL) == 0);
svr_sock = accept(lst_sock, (struct sockaddr*)&addr, &addr_len);
GPR_ASSERT(svr_sock != INVALID_SOCKET);
closesocket(lst_sock);
grpc_tcp_prepare_socket(cli_sock);
grpc_tcp_prepare_socket(svr_sock);
sv[1] = cli_sock;
sv[0] = svr_sock;
}
grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(
const char* name, grpc_channel_args* channel_args) {
SOCKET sv[2];
grpc_endpoint_pair p;
create_sockets(sv);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
p.client = grpc_tcp_create(&exec_ctx,
grpc_winsocket_create(sv[1], "endpoint:client"),
channel_args, "endpoint:server");
p.server = grpc_tcp_create(&exec_ctx,
grpc_winsocket_create(sv[0], "endpoint:server"),
channel_args, "endpoint:client");
grpc_exec_ctx_finish(&exec_ctx);
return p;
}
#endif
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