| /* |
| * |
| * Copyright 2016 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_POSIX_SOCKET |
| |
| #include "src/core/lib/iomgr/endpoint_pair.h" |
| #include "src/core/lib/iomgr/socket_utils_posix.h" |
| #include "src/core/lib/iomgr/unix_sockets_posix.h" |
| |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <string.h> |
| #include <sys/socket.h> |
| #include <sys/types.h> |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/string_util.h> |
| #include "src/core/lib/iomgr/tcp_posix.h" |
| #include "src/core/lib/support/string.h" |
| |
| static void create_sockets(int sv[2]) { |
| int flags; |
| grpc_create_socketpair_if_unix(sv); |
| flags = fcntl(sv[0], F_GETFL, 0); |
| GPR_ASSERT(fcntl(sv[0], F_SETFL, flags | O_NONBLOCK) == 0); |
| flags = fcntl(sv[1], F_GETFL, 0); |
| GPR_ASSERT(fcntl(sv[1], F_SETFL, flags | O_NONBLOCK) == 0); |
| GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[0]) == GRPC_ERROR_NONE); |
| GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[1]) == GRPC_ERROR_NONE); |
| } |
| |
| grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(const char *name, |
| grpc_channel_args *args) { |
| int sv[2]; |
| grpc_endpoint_pair p; |
| char *final_name; |
| create_sockets(sv); |
| |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| |
| gpr_asprintf(&final_name, "%s:client", name); |
| p.client = grpc_tcp_create(&exec_ctx, grpc_fd_create(sv[1], final_name), args, |
| "socketpair-server"); |
| gpr_free(final_name); |
| gpr_asprintf(&final_name, "%s:server", name); |
| p.server = grpc_tcp_create(&exec_ctx, grpc_fd_create(sv[0], final_name), args, |
| "socketpair-client"); |
| gpr_free(final_name); |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| return p; |
| } |
| |
| #endif |