| 1 | /* w32sock.h --- internal auxilliary functions for Windows socket functions |
| 2 | |
| 3 | Copyright (C) 2008-2012 Free Software Foundation, Inc. |
| 4 | |
| 5 | This program is free software: you can redistribute it and/or modify |
| 6 | it under the terms of the GNU Lesser General Public License as published by |
| 7 | the Free Software Foundation; either version 3 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public License |
| 16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | /* Written by Paolo Bonzini */ |
| 19 | |
| 20 | #include <errno.h> |
| 21 | |
| 22 | /* Get O_RDWR and O_BINARY. */ |
| 23 | #include <fcntl.h> |
| 24 | |
| 25 | /* Get _open_osfhandle(). */ |
| 26 | #include <io.h> |
| 27 | |
| 28 | /* Get _get_osfhandle(). */ |
| 29 | #include "msvc-nothrow.h" |
| 30 | |
| 31 | #define FD_TO_SOCKET(fd) ((SOCKET) _get_osfhandle ((fd))) |
| 32 | #define SOCKET_TO_FD(fh) (_open_osfhandle ((long) (fh), O_RDWR | O_BINARY)) |
| 33 | |
| 34 | static inline void |
| 35 | set_winsock_errno (void) |
| 36 | { |
| 37 | int err = WSAGetLastError (); |
| 38 | |
| 39 | /* Map some WSAE* errors to the runtime library's error codes. */ |
| 40 | switch (err) |
| 41 | { |
| 42 | case WSA_INVALID_HANDLE: |
| 43 | errno = EBADF; |
| 44 | break; |
| 45 | case WSA_NOT_ENOUGH_MEMORY: |
| 46 | errno = ENOMEM; |
| 47 | break; |
| 48 | case WSA_INVALID_PARAMETER: |
| 49 | errno = EINVAL; |
| 50 | break; |
| 51 | case WSAENAMETOOLONG: |
| 52 | errno = ENAMETOOLONG; |
| 53 | break; |
| 54 | case WSAENOTEMPTY: |
| 55 | errno = ENOTEMPTY; |
| 56 | break; |
| 57 | case WSAEWOULDBLOCK: |
| 58 | errno = EWOULDBLOCK; |
| 59 | break; |
| 60 | case WSAEINPROGRESS: |
| 61 | errno = EINPROGRESS; |
| 62 | break; |
| 63 | case WSAEALREADY: |
| 64 | errno = EALREADY; |
| 65 | break; |
| 66 | case WSAENOTSOCK: |
| 67 | errno = ENOTSOCK; |
| 68 | break; |
| 69 | case WSAEDESTADDRREQ: |
| 70 | errno = EDESTADDRREQ; |
| 71 | break; |
| 72 | case WSAEMSGSIZE: |
| 73 | errno = EMSGSIZE; |
| 74 | break; |
| 75 | case WSAEPROTOTYPE: |
| 76 | errno = EPROTOTYPE; |
| 77 | break; |
| 78 | case WSAENOPROTOOPT: |
| 79 | errno = ENOPROTOOPT; |
| 80 | break; |
| 81 | case WSAEPROTONOSUPPORT: |
| 82 | errno = EPROTONOSUPPORT; |
| 83 | break; |
| 84 | case WSAEOPNOTSUPP: |
| 85 | errno = EOPNOTSUPP; |
| 86 | break; |
| 87 | case WSAEAFNOSUPPORT: |
| 88 | errno = EAFNOSUPPORT; |
| 89 | break; |
| 90 | case WSAEADDRINUSE: |
| 91 | errno = EADDRINUSE; |
| 92 | break; |
| 93 | case WSAEADDRNOTAVAIL: |
| 94 | errno = EADDRNOTAVAIL; |
| 95 | break; |
| 96 | case WSAENETDOWN: |
| 97 | errno = ENETDOWN; |
| 98 | break; |
| 99 | case WSAENETUNREACH: |
| 100 | errno = ENETUNREACH; |
| 101 | break; |
| 102 | case WSAENETRESET: |
| 103 | errno = ENETRESET; |
| 104 | break; |
| 105 | case WSAECONNABORTED: |
| 106 | errno = ECONNABORTED; |
| 107 | break; |
| 108 | case WSAECONNRESET: |
| 109 | errno = ECONNRESET; |
| 110 | break; |
| 111 | case WSAENOBUFS: |
| 112 | errno = ENOBUFS; |
| 113 | break; |
| 114 | case WSAEISCONN: |
| 115 | errno = EISCONN; |
| 116 | break; |
| 117 | case WSAENOTCONN: |
| 118 | errno = ENOTCONN; |
| 119 | break; |
| 120 | case WSAETIMEDOUT: |
| 121 | errno = ETIMEDOUT; |
| 122 | break; |
| 123 | case WSAECONNREFUSED: |
| 124 | errno = ECONNREFUSED; |
| 125 | break; |
| 126 | case WSAELOOP: |
| 127 | errno = ELOOP; |
| 128 | break; |
| 129 | case WSAEHOSTUNREACH: |
| 130 | errno = EHOSTUNREACH; |
| 131 | break; |
| 132 | default: |
| 133 | errno = (err > 10000 && err < 10025) ? err - 10000 : err; |
| 134 | break; |
| 135 | } |
| 136 | } |