140 lines
3.3 KiB
C
140 lines
3.3 KiB
C
/* w32sock.h --- internal auxiliary functions for Windows socket functions
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Copyright (C) 2008-2023 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Paolo Bonzini */
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#include <errno.h>
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/* Get O_RDWR and O_BINARY. */
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#include <fcntl.h>
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/* Get _open_osfhandle(). */
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#include <io.h>
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/* Get _get_osfhandle(). */
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#if GNULIB_MSVC_NOTHROW
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# include "msvc-nothrow.h"
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#else
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# include <io.h>
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#endif
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#define FD_TO_SOCKET(fd) ((SOCKET) _get_osfhandle ((fd)))
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#define SOCKET_TO_FD(fh) (_open_osfhandle ((intptr_t) (fh), O_RDWR | O_BINARY))
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static inline void
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set_winsock_errno (void)
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{
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int err = WSAGetLastError ();
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/* Map some WSAE* errors to the runtime library's error codes. */
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switch (err)
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{
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case WSA_INVALID_HANDLE:
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errno = EBADF;
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break;
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case WSA_NOT_ENOUGH_MEMORY:
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errno = ENOMEM;
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break;
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case WSA_INVALID_PARAMETER:
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errno = EINVAL;
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break;
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case WSAENAMETOOLONG:
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errno = ENAMETOOLONG;
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break;
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case WSAENOTEMPTY:
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errno = ENOTEMPTY;
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break;
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case WSAEWOULDBLOCK:
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errno = EWOULDBLOCK;
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break;
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case WSAEINPROGRESS:
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errno = EINPROGRESS;
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break;
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case WSAEALREADY:
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errno = EALREADY;
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break;
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case WSAENOTSOCK:
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errno = ENOTSOCK;
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break;
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case WSAEDESTADDRREQ:
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errno = EDESTADDRREQ;
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break;
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case WSAEMSGSIZE:
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errno = EMSGSIZE;
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break;
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case WSAEPROTOTYPE:
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errno = EPROTOTYPE;
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break;
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case WSAENOPROTOOPT:
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errno = ENOPROTOOPT;
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break;
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case WSAEPROTONOSUPPORT:
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errno = EPROTONOSUPPORT;
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break;
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case WSAEOPNOTSUPP:
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errno = EOPNOTSUPP;
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break;
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case WSAEAFNOSUPPORT:
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errno = EAFNOSUPPORT;
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break;
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case WSAEADDRINUSE:
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errno = EADDRINUSE;
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break;
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case WSAEADDRNOTAVAIL:
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errno = EADDRNOTAVAIL;
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break;
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case WSAENETDOWN:
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errno = ENETDOWN;
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break;
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case WSAENETUNREACH:
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errno = ENETUNREACH;
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break;
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case WSAENETRESET:
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errno = ENETRESET;
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break;
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case WSAECONNABORTED:
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errno = ECONNABORTED;
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break;
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case WSAECONNRESET:
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errno = ECONNRESET;
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break;
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case WSAENOBUFS:
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errno = ENOBUFS;
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break;
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case WSAEISCONN:
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errno = EISCONN;
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break;
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case WSAENOTCONN:
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errno = ENOTCONN;
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break;
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case WSAETIMEDOUT:
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errno = ETIMEDOUT;
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break;
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case WSAECONNREFUSED:
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errno = ECONNREFUSED;
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break;
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case WSAELOOP:
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errno = ELOOP;
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break;
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case WSAEHOSTUNREACH:
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errno = EHOSTUNREACH;
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break;
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default:
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errno = (err > 10000 && err < 10025) ? err - 10000 : err;
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break;
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}
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}
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