posix/sys/socket.h

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/*
 * This file is part of the µOS++ distribution.
 *   (https://github.com/micro-os-plus)
 * Copyright (c) 2015 Liviu Ionescu.
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom
 * the Software is furnished to do so, subject to the following
 * conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
 
#ifndef POSIX_IO_SYS_SOCKET_H_
#define POSIX_IO_SYS_SOCKET_H_
 
// ----------------------------------------------------------------------------
 
#include <unistd.h>
 
#if defined(_POSIX_VERSION)
 
#pragma GCC diagnostic push
#if defined(__clang__)
#pragma clang diagnostic ignored "-Wgnu-include-next"
#endif
#include_next <sys/socket.h>
#pragma GCC diagnostic pop
 
#else
 
#include <sys/types.h>
 
#ifdef __cplusplus
extern "C"
{
#endif
 
// ----------------------------------------------------------------------------
 
  typedef uint32_t socklen_t;
 
#if !defined (OS_EXCLUDE_SOCKET_SA_FAMILY_T)
  typedef unsigned int sa_family_t;
#endif
 
#if !defined (OS_EXCLUDE_SOCKET_STRUCT_SOCKADDR)
  struct sockaddr
  {
    sa_family_t sa_family;  //Address family.
    char sa_data[];  // Socket address (variable-length data).
  };
#endif
 
  int
  accept (int socket, struct sockaddr* address, socklen_t* address_len);
 
  int
  bind (int socket, const struct sockaddr* address, socklen_t address_len);
  int
  connect (int socket, const struct sockaddr* address, socklen_t address_len);
  int
  getpeername (int socket, struct sockaddr* address, socklen_t* address_len);
 
  int
  getsockname (int socket, struct sockaddr* address, socklen_t* address_len);
 
  int
  getsockopt (int socket, int level, int option_name, void* option_value,
              socklen_t* option_len);
  int
  listen (int socket, int backlog);
 
  ssize_t
  recv (int socket, void* buffer, size_t length, int flags);
 
  ssize_t
  recvfrom (int socket, void* buffer, size_t length, int flags,
            struct sockaddr* address, socklen_t* address_len);
 
  ssize_t
  recvmsg (int socket, struct msghdr* message, int flags);
 
  ssize_t
  send (int socket, const void* buffer, size_t length, int flags);
 
  ssize_t
  sendmsg (int socket, const struct msghdr* message, int flags);
 
  ssize_t
  sendto (int socket, const void* message, size_t length, int flags,
          const struct sockaddr* dest_addr, socklen_t dest_len);
 
  int
  setsockopt (int socket, int level, int option_name, const void* option_value,
              socklen_t option_len);
 
  int
  shutdown (int socket, int how);
 
  int
  sockatmark (int socket);
 
  int
  socket (int domain, int type, int protocol);
 
  int
  socketpair (int domain, int type, int protocol, int socket_vector[2]);
 
// ----------------------------------------------------------------------------
 
#ifdef __cplusplus
}
#endif
 
#endif /* defined(_POSIX_VERSION) */
 
#endif /* POSIX_IO_SYS_SOCKET_H_ */