| /* |
| * |
| * Copyright 2017 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. |
| * |
| */ |
| |
| #ifndef GRPC_CORE_LIB_IOMGR_SOCKET_FACTORY_POSIX_H |
| #define GRPC_CORE_LIB_IOMGR_SOCKET_FACTORY_POSIX_H |
| |
| #include <grpc/impl/codegen/grpc_types.h> |
| #include <grpc/support/sync.h> |
| #include "src/core/lib/iomgr/resolve_address.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** The virtual table of grpc_socket_factory */ |
| typedef struct { |
| /** Replacement for socket(2) */ |
| int (*socket)(grpc_socket_factory* factory, int domain, int type, |
| int protocol); |
| /** Replacement for bind(2) */ |
| int (*bind)(grpc_socket_factory* factory, int sockfd, |
| const grpc_resolved_address* addr); |
| /** Compare socket factory \a a and \a b */ |
| int (*compare)(grpc_socket_factory* a, grpc_socket_factory* b); |
| /** Destroys the socket factory instance */ |
| void (*destroy)(grpc_socket_factory* factory); |
| } grpc_socket_factory_vtable; |
| |
| /** The Socket Factory interface allows changes on socket options */ |
| struct grpc_socket_factory { |
| const grpc_socket_factory_vtable* vtable; |
| gpr_refcount refcount; |
| }; |
| |
| /** called by concrete implementations to initialize the base struct */ |
| void grpc_socket_factory_init(grpc_socket_factory* factory, |
| const grpc_socket_factory_vtable* vtable); |
| |
| /** Wrap \a factory as a grpc_arg */ |
| grpc_arg grpc_socket_factory_to_arg(grpc_socket_factory* factory); |
| |
| /** Perform the equivalent of a socket(2) operation using \a factory */ |
| int grpc_socket_factory_socket(grpc_socket_factory* factory, int domain, |
| int type, int protocol); |
| |
| /** Perform the equivalent of a bind(2) operation using \a factory */ |
| int grpc_socket_factory_bind(grpc_socket_factory* factory, int sockfd, |
| const grpc_resolved_address* addr); |
| |
| /** Compare if \a a and \a b are the same factory or have same settings */ |
| int grpc_socket_factory_compare(grpc_socket_factory* a, grpc_socket_factory* b); |
| |
| grpc_socket_factory* grpc_socket_factory_ref(grpc_socket_factory* factory); |
| void grpc_socket_factory_unref(grpc_socket_factory* factory); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* GRPC_CORE_LIB_IOMGR_SOCKET_FACTORY_POSIX_H */ |