wsutil/socket.h

   1 /** @file
   2  * Socket wrappers
   3  *
   4  * Copyright 2016, Dario Lombardo
   5  *
   6  * Wireshark - Network traffic analyzer
   7  * By Gerald Combs <gerald@wireshark.org>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * SPDX-License-Identifier: GPL-2.0-or-later
  11  */
  12 #ifndef __SOCKET_H__
  13 #define __SOCKET_H__
  14
  15 #include <wireshark.h>
  16
  17 #if defined(_WIN32) && !defined(__CYGWIN__)
  18         #include <windows.h>
  19         #include <ws2tcpip.h>
  20         #include <winsock2.h>
  21         #include <process.h>
  22
  23         #define socket_handle_t SOCKET
  24         #define socklen_t int
  25 #else
  26         /*
  27          * UN*X, or Windows pretending to be UN*X with the aid of Cygwin.
  28          */
  29         #ifdef HAVE_UNISTD_H
  30                 /*
  31                  * For close().
  32                  */
  33                 #include <unistd.h>
  34         #endif
  35         #ifdef HAVE_SYS_SOCKET_H
  36                 #include <sys/socket.h>
  37         #endif
  38
  39         #define closesocket(socket)     close(socket)
  40         #define socket_handle_t         int
  41 #ifndef INVALID_SOCKET
  42         #define INVALID_SOCKET          (-1)
  43 #endif
  44         #define SOCKET_ERROR            (-1)
  45 #endif
  46
  47 #ifdef HAVE_ARPA_INET_H
  48         #include <arpa/inet.h>
  49 #endif
  50
  51 #ifdef HAVE_NETINET_IN_H
  52         #include <netinet/in.h>
  53 #endif
  54
  55 #ifdef  __cplusplus
  56 extern "C" {
  57 #endif
  58
  59 /*
  60  * Initialize sockets.
  61  *
  62  * Returns NULL on success, a g_malloc()ed error message on failure.
  63  */
  64 WS_DLL_PUBLIC char *ws_init_sockets(void);
  65
  66 /*
  67  * Clean up sockets.
  68  */
  69 WS_DLL_PUBLIC void ws_cleanup_sockets(void);
  70
  71 /*
  72  * Convert the strings ipv4_address:port or [ipv6_address]:port to a
  73  * sockaddr object. Ports are optional. Receives default port
  74  * in host byte order.
  75  */
  76 WS_DLL_PUBLIC int
  77 ws_socket_ptoa(struct sockaddr_storage *dst, const char *src,
  78                         uint16_t def_port);
  79
  80 #ifdef  __cplusplus
  81 }
  82 #endif
  83
  84 #endif /* __SOCKET_H__ */
  85
  86 /*
  87  * Editor modelines  -  https://www.wireshark.org/tools/modelines.html
  88  *
  89  * Local variables:
  90  * c-basic-offset: 8
  91  * tab-width: 8
  92  * indent-tabs-mode: t
  93  * End:
  94  *
  95  * vi: set shiftwidth=8 tabstop=8 noexpandtab:
  96  * :indentSize=8:tabSize=8:noTabs=false:
  97  */