src/starboard/shared/posix/socket_get_local_address.cc

// Copyright 2015 The Cobalt Authors. All Rights Reserved.
//
// 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 "starboard/common/socket.h"

#include <errno.h>
#include <sys/socket.h>

#include "starboard/common/log.h"
#include "starboard/shared/posix/handle_eintr.h"
#include "starboard/shared/posix/socket_internal.h"

namespace sbposix = starboard::shared::posix;

bool SbSocketGetLocalAddress(SbSocket socket, SbSocketAddress* out_address) {
  if (!SbSocketIsValid(socket)) {
    errno = EBADF;
    return false;
  }

  SB_DCHECK(socket->socket_fd >= 0);
  sbposix::SockAddr sock_addr;
  int result =
      getsockname(socket->socket_fd, sock_addr.sockaddr(), &sock_addr.length);
  if (result < 0) {
    socket->error = sbposix::TranslateSocketErrno(errno);
    return false;
  }
  if (!sock_addr.ToSbSocketAddress(out_address)) {
    socket->error = kSbSocketErrorFailed;
    return false;
  }

  socket->error = kSbSocketOk;
  return true;
}