1 /* 2 * 3 * Copyright 2016 gRPC authors. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 */ 18 19 #ifndef GRPC_GRPC_POSIX_H 20 #define GRPC_GRPC_POSIX_H 21 22 #include <grpc/support/port_platform.h> 23 24 #include <grpc/impl/codegen/grpc_types.h> 25 26 #include <stddef.h> 27 28 #ifdef __cplusplus 29 extern "C" { 30 #endif 31 32 /*! \mainpage GRPC Core POSIX 33 * 34 * The GRPC Core POSIX library provides some POSIX-specific low-level 35 * functionality on top of GRPC Core. 36 */ 37 38 /** Create a client channel to 'target' using file descriptor 'fd'. The 'target' 39 argument will be used to indicate the name for this channel. See the comment 40 for grpc_insecure_channel_create for description of 'args' argument. */ 41 GRPCAPI grpc_channel* grpc_insecure_channel_create_from_fd( 42 const char* target, int fd, const grpc_channel_args* args); 43 44 /** Add the connected communication channel based on file descriptor 'fd' to the 45 'server'. The 'fd' must be an open file descriptor corresponding to a 46 connected socket. Events from the file descriptor may come on any of the 47 server completion queues (i.e completion queues registered via the 48 grpc_server_register_completion_queue API). 49 50 The 'reserved' pointer MUST be NULL. 51 */ 52 GRPCAPI void grpc_server_add_insecure_channel_from_fd(grpc_server* server, 53 void* reserved, int fd); 54 55 /** GRPC Core POSIX library may internally use signals to optimize some work. 56 The library uses (SIGRTMIN + 6) signal by default. Use this API to instruct 57 the library to use a different signal i.e 'signum' instead. 58 Note: 59 - To prevent GRPC library from using any signals, pass a 'signum' of -1 60 - This API is optional but if called, it MUST be called before grpc_init() */ 61 GRPCAPI void grpc_use_signal(int signum); 62 63 #ifdef __cplusplus 64 } 65 #endif 66 67 #endif /* GRPC_GRPC_POSIX_H */ 68
