| /* |
| * OpenVPN -- An application to securely tunnel IP networks |
| * over a single UDP port, with support for SSL/TLS-based |
| * session authentication and key exchange, |
| * packet encryption, packet authentication, and |
| * packet compression. |
| * |
| * Copyright (C) 2011 - David Sommerseth <davids@redhat.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 |
| * as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #elif defined(_MSC_VER) |
| #include "config-msvc.h" |
| #endif |
| |
| #ifndef HAVE_INET_NTOP |
| |
| #include "compat.h" |
| |
| #ifdef _WIN32 |
| |
| #include <windows.h> |
| |
| /* |
| * inet_ntop() and inet_pton() wrap-implementations using |
| * WSAAddressToString() and WSAStringToAddress() functions |
| * |
| * this is needed as long as we support running OpenVPN on WinXP |
| */ |
| |
| const char * |
| inet_ntop(int af, const void *src, char *dst, socklen_t size) |
| { |
| struct sockaddr_storage ss; |
| unsigned long s = size; |
| |
| ZeroMemory(&ss, sizeof(ss)); |
| ss.ss_family = af; |
| |
| switch (af) |
| { |
| case AF_INET: |
| ((struct sockaddr_in *)&ss)->sin_addr = *(struct in_addr *)src; |
| break; |
| |
| case AF_INET6: |
| ((struct sockaddr_in6 *)&ss)->sin6_addr = *(struct in6_addr *)src; |
| break; |
| |
| default: |
| return NULL; |
| } |
| /* cannot direclty use &size because of strict aliasing rules */ |
| return (WSAAddressToString((struct sockaddr *)&ss, sizeof(ss), NULL, dst, &s) == 0) ? |
| dst : NULL; |
| } |
| |
| #else /* ifdef _WIN32 */ |
| |
| #error no emulation for inet_ntop |
| |
| #endif /* ifdef _WIN32 */ |
| |
| #endif /* ifndef HAVE_INET_NTOP */ |