src/win32/error.c

   1 /*****************************************************************************
   2  * error.c: DOS and Winsock error messages formatting
   3  *****************************************************************************
   4  * Copyright © 2006-2013 Rémi Denis-Courmont
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation; either version 2.1 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 #ifdef HAVE_CONFIG_H
  22 # include "config.h"
  23 #endif
  24
  25 #include <stdlib.h>
  26 #include <errno.h>
  27 #include <winerror.h>
  28
  29 #include <vlc_common.h>
  30
  31 #ifndef WSA_QOS_EUNKNOWNPSOBJ
  32 # define WSA_QOS_EUNKNOWNPSOBJ 11024L
  33 #endif
  34
  35 typedef struct
  36 {
  37     int code;
  38     const char *msg;
  39 } wsaerrmsg_t;
  40
  41 static const wsaerrmsg_t wsaerrmsg[] =
  42 {
  43     { WSAEINTR, "Interrupted function call" },
  44     { WSAEBADF, "File handle is not valid" },
  45     { WSAEACCES, "Access denied" },
  46     { WSAEFAULT, "Invalid memory address" },
  47     { WSAEINVAL, "Invalid argument" },
  48     { WSAEMFILE, "Too many open sockets" },
  49     { WSAEWOULDBLOCK, "Resource temporarily unavailable" },
  50     { WSAEINPROGRESS, "Operation now in progress" },
  51     { WSAEALREADY, "Operation already in progress" },
  52     { WSAENOTSOCK, "Non-socket handle specified" },
  53     { WSAEDESTADDRREQ, "Missing destination address" },
  54     { WSAEMSGSIZE, "Message too long" },
  55     { WSAEPROTOTYPE, "Protocol wrong type for socket", },
  56     { WSAENOPROTOOPT, "Option not supported by protocol" },
  57     { WSAEPROTONOSUPPORT, "Protocol not supported" },
  58     { WSAESOCKTNOSUPPORT, "Socket type not supported" },
  59     { WSAEOPNOTSUPP, "Operation not supported" },
  60     { WSAEPFNOSUPPORT, "Protocol family not supported" },
  61     { WSAEAFNOSUPPORT, "Address family not supported by protocol family" },
  62     { WSAEADDRINUSE, "Address already in use" },
  63     { WSAEADDRNOTAVAIL, "Cannot assign requested address" },
  64     { WSAENETDOWN, "Network is down" },
  65     { WSAENETUNREACH, "Network unreachable" },
  66     { WSAENETRESET, "Network dropped connection on reset" },
  67     { WSAECONNABORTED, "Software caused connection abort" },
  68     { WSAECONNRESET, "Connection reset by peer" },
  69     { WSAENOBUFS, "No buffer space available (not enough memory)" },
  70     { WSAEISCONN, "Socket is already connected" },
  71     { WSAENOTCONN, "Socket is not connected" },
  72     { WSAESHUTDOWN, "Cannot send after socket shutdown" },
  73     { WSAETOOMANYREFS, "Too many references" },
  74     { WSAETIMEDOUT, "Connection timed out" },
  75     { WSAECONNREFUSED, "Connection refused by peer" },
  76     { WSAELOOP, "Cannot translate name" },
  77     { WSAENAMETOOLONG, "Name too long" },
  78     { WSAEHOSTDOWN, "Remote host is down" },
  79     { WSAEHOSTUNREACH, "No route to host (unreachable)" },
  80     { WSAENOTEMPTY, "Directory not empty" },
  81     { WSAEPROCLIM, "Too many processes" },
  82     { WSAEUSERS, "User quota exceeded" },
  83     { WSAEDQUOT, "Disk quota exceeded" },
  84     { WSAESTALE, "Stale file handle reference" },
  85     { WSAEREMOTE, "Item is remote", },
  86     { WSASYSNOTREADY, "Network subsystem is unavailable (network stack not ready)" },
  87     { WSAVERNOTSUPPORTED, "Winsock.dll version out of range (network stack version not supported" },
  88     { WSANOTINITIALISED, "Network not initialized" },
  89     { WSAEDISCON, "Graceful shutdown in progress" },
  90     { WSAENOMORE, "No more results" },
  91     { WSAECANCELLED, "Call has been cancelled" },
  92     { WSAEINVALIDPROCTABLE, "Procedure call table is invalid" },
  93     { WSAEINVALIDPROVIDER, "Service provider is invalid" },
  94     { WSAEPROVIDERFAILEDINIT, "Service provider failed to initialize" },
  95     { WSASYSCALLFAILURE, "System call failure" },
  96     { WSASERVICE_NOT_FOUND, "Service not found" },
  97     { WSATYPE_NOT_FOUND, "Class type not found" },
  98     { WSA_E_NO_MORE, "No more results" },
  99     { WSA_E_CANCELLED, "Call was cancelled" },
 100     { WSAEREFUSED, "Database query was refused" },
 101     { WSAHOST_NOT_FOUND, "Host not found" },
 102     { WSATRY_AGAIN, "Nonauthoritative host not found (temporary hostname error)" },
 103     { WSANO_RECOVERY, "Non-recoverable hostname error" },
 104     { WSANO_DATA, "Valid name, no data record of requested type" },
 105     { WSA_QOS_RECEIVERS, "QOS receivers" },
 106     { WSA_QOS_SENDERS, "QOS senders" },
 107     { WSA_QOS_NO_SENDERS, "No QOS senders" },
 108     { WSA_QOS_NO_RECEIVERS, "QOS no receivers" },
 109     { WSA_QOS_REQUEST_CONFIRMED, "QOS request confirmed" },
 110     { WSA_QOS_ADMISSION_FAILURE, "QOS admission error" },
 111     { WSA_QOS_POLICY_FAILURE, "QOS policy failure" },
 112     { WSA_QOS_BAD_STYLE, "QOS bad style" },
 113     { WSA_QOS_BAD_OBJECT, "QOS bad object" },
 114     { WSA_QOS_TRAFFIC_CTRL_ERROR, "QOS traffic control error" },
 115     { WSA_QOS_GENERIC_ERROR, "QOS generic error" },
 116     { WSA_QOS_ESERVICETYPE, "QOS service type error" },
 117     { WSA_QOS_EFLOWSPEC, "QOS flowspec error" },
 118     { WSA_QOS_EPROVSPECBUF, "Invalid QOS provider buffer" },
 119     { WSA_QOS_EFILTERSTYLE, "Invalid QOS filter style" },
 120     { WSA_QOS_EFILTERTYPE, "Invalid QOS filter type" },
 121     { WSA_QOS_EFILTERCOUNT, "Incorrect QOS filter count" },
 122     { WSA_QOS_EOBJLENGTH, "Invalid QOS object length" },
 123     { WSA_QOS_EFLOWCOUNT, "Incorrect QOS flow count" },
 124     { WSA_QOS_EUNKNOWNPSOBJ, "Unrecognized QOS object" },
 125     { WSA_QOS_EPOLICYOBJ, "Invalid QOS policy object" },
 126     { WSA_QOS_EFLOWDESC, "Invalid QOS flow descriptor" },
 127     { WSA_QOS_EPSFLOWSPEC, "Invalid QOS provider-specific flowspec" },
 128     { WSA_QOS_EPSFILTERSPEC, "Invalid QOS provider-specific filterspec" },
 129     { WSA_QOS_ESDMODEOBJ, "Invalid QOS shape discard mode object" },
 130     { WSA_QOS_ESHAPERATEOBJ, "Invalid QOS shaping rate object" },
 131     { WSA_QOS_RESERVED_PETYPE, "Reserved policy QOS element type" },
 132     { 0, NULL }
 133     /* Winsock2 error codes are missing, they "never" occur */
 134 };
 135
 136 const char *vlc_strerror_c(int errnum)
 137 {
 138     /* C run-time errors */
 139     if ((unsigned)errnum < (unsigned)_sys_nerr)
 140         return _sys_errlist[errnum];
 141
 142     /* Windows socket errors */
 143     for (const wsaerrmsg_t *e = wsaerrmsg; e->msg != NULL; e++)
 144         if (e->code == errnum)
 145             return e->msg;
 146
 147     return "Unknown error";
 148 }
 149
 150 const char *vlc_strerror(int errnum)
 151 {
 152     return /*vlc_gettext*/(vlc_strerror_c(errnum));
 153 }