| /* |
| * |
| * 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_EXT_FILTERS_CLIENT_CHANNEL_PROXY_MAPPER_H |
| #define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_PROXY_MAPPER_H |
| |
| #include <grpc/support/port_platform.h> |
| |
| #include <stdbool.h> |
| |
| #include <grpc/impl/codegen/grpc_types.h> |
| |
| #include "src/core/lib/iomgr/resolve_address.h" |
| |
| typedef struct grpc_proxy_mapper grpc_proxy_mapper; |
| |
| typedef struct { |
| /// Determines the proxy name to resolve for \a server_uri. |
| /// If no proxy is needed, returns false. |
| /// Otherwise, sets \a name_to_resolve, optionally sets \a new_args, |
| /// and returns true. |
| bool (*map_name)(grpc_proxy_mapper* mapper, const char* server_uri, |
| const grpc_channel_args* args, char** name_to_resolve, |
| grpc_channel_args** new_args); |
| /// Determines the proxy address to use to contact \a address. |
| /// If no proxy is needed, returns false. |
| /// Otherwise, sets \a new_address, optionally sets \a new_args, and |
| /// returns true. |
| bool (*map_address)(grpc_proxy_mapper* mapper, |
| const grpc_resolved_address* address, |
| const grpc_channel_args* args, |
| grpc_resolved_address** new_address, |
| grpc_channel_args** new_args); |
| /// Destroys \a mapper. |
| void (*destroy)(grpc_proxy_mapper* mapper); |
| } grpc_proxy_mapper_vtable; |
| |
| struct grpc_proxy_mapper { |
| const grpc_proxy_mapper_vtable* vtable; |
| }; |
| |
| void grpc_proxy_mapper_init(const grpc_proxy_mapper_vtable* vtable, |
| grpc_proxy_mapper* mapper); |
| |
| bool grpc_proxy_mapper_map_name(grpc_proxy_mapper* mapper, |
| const char* server_uri, |
| const grpc_channel_args* args, |
| char** name_to_resolve, |
| grpc_channel_args** new_args); |
| |
| bool grpc_proxy_mapper_map_address(grpc_proxy_mapper* mapper, |
| const grpc_resolved_address* address, |
| const grpc_channel_args* args, |
| grpc_resolved_address** new_address, |
| grpc_channel_args** new_args); |
| |
| void grpc_proxy_mapper_destroy(grpc_proxy_mapper* mapper); |
| |
| #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_PROXY_MAPPER_H */ |