chromium/third_party/grpc/src/src/core/lib/iomgr/tcp_server_utils_posix_ifaddrs.cc

//
//
// 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.
//
//

#include <grpc/support/port_platform.h>

#include "src/core/lib/iomgr/port.h"

#ifdef GRPC_HAVE_IFADDRS

#include <errno.h>
#include <ifaddrs.h>
#include <stddef.h>
#include <string.h>
#include <sys/socket.h>

#include <string>

#include "absl/strings/str_cat.h"

#include <grpc/support/alloc.h>
#include <grpc/support/log.h>

#include "src/core/lib/address_utils/sockaddr_utils.h"
#include "src/core/lib/gprpp/crash.h"
#include "src/core/lib/iomgr/error.h"
#include "src/core/lib/iomgr/sockaddr.h"
#include "src/core/lib/iomgr/tcp_server_utils_posix.h"

// Return the listener in s with address addr or NULL.
static grpc_tcp_listener* find_listener_with_addr(grpc_tcp_server* s,
                                                  grpc_resolved_address* addr) { … }

// Bind to "::" to get a port number not used by any address.
static grpc_error_handle get_unused_port(int* port) { … }

grpc_error_handle grpc_tcp_server_add_all_local_addrs(grpc_tcp_server* s,
                                                      unsigned port_index,
                                                      int requested_port,
                                                      int* out_port) { … }

bool grpc_tcp_server_have_ifaddrs(void) { … }

#endif  // GRPC_HAVE_IFADDRS