X-Git-Url: http://www.privoxy.org/gitweb/?p=privoxy.git;a=blobdiff_plain;f=errlog.c;h=55831379dcbb33b3612de611f7185b5c235471dc;hp=f994118b031f8dba7131a2685696eceea701baa2;hb=3fae4c0f831bf0d681a20ab55e1d082d24cf5522;hpb=e7f66a9d6cb880e13d23f30465436fd51b372d7c diff --git a/errlog.c b/errlog.c index f994118b..55831379 100644 --- a/errlog.c +++ b/errlog.c @@ -1,4 +1,4 @@ -const char errlog_rcs[] = "$Id: errlog.c,v 1.3 2001/05/20 01:11:40 jongfoster Exp $"; +const char errlog_rcs[] = "$Id: errlog.c,v 1.25 2002/01/09 14:32:08 oes Exp $"; /********************************************************************* * * File : $Source: /cvsroot/ijbswa/current/errlog.c,v $ @@ -33,6 +33,128 @@ const char errlog_rcs[] = "$Id: errlog.c,v 1.3 2001/05/20 01:11:40 jongfoster Ex * * Revisions : * $Log: errlog.c,v $ + * Revision 1.25 2002/01/09 14:32:08 oes + * Added support for gmtime_r and localtime_r. + * + * Revision 1.24 2001/12/30 14:07:32 steudten + * - Add signal handling (unix) + * - Add SIGHUP handler (unix) + * - Add creation of pidfile (unix) + * - Add action 'top' in rc file (RH) + * - Add entry 'SIGNALS' to manpage + * - Add exit message to logfile (unix) + * + * Revision 1.23 2001/11/07 00:02:13 steudten + * Add line number in error output for lineparsing for + * actionsfile and configfile. + * Special handling for CLF added. + * + * Revision 1.22 2001/11/05 23:43:05 steudten + * Add time+date to log files. + * + * Revision 1.21 2001/10/25 03:40:47 david__schmidt + * Change in porting tactics: OS/2's EMX porting layer doesn't allow multiple + * threads to call select() simultaneously. So, it's time to do a real, live, + * native OS/2 port. See defines for __EMX__ (the porting layer) vs. __OS2__ + * (native). Both versions will work, but using __OS2__ offers multi-threading. + * + * Revision 1.20 2001/09/16 23:04:34 jongfoster + * Fixing a warning + * + * Revision 1.19 2001/09/13 20:08:06 jongfoster + * Adding support for LOG_LEVEL_CGI + * + * Revision 1.18 2001/09/10 11:27:24 oes + * Declaration of w32_socket_strerr now conditional + * + * Revision 1.17 2001/09/10 10:17:13 oes + * Removed unused variable; Fixed sprintf format + * + * Revision 1.16 2001/07/30 22:08:36 jongfoster + * Tidying up #defines: + * - All feature #defines are now of the form FEATURE_xxx + * - Permanently turned off WIN_GUI_EDIT + * - Permanently turned on WEBDAV and SPLIT_PROXY_ARGS + * + * Revision 1.15 2001/07/29 17:41:10 jongfoster + * Now prints thread ID for each message (pthreads only) + * + * Revision 1.14 2001/07/19 19:03:48 haroon + * - Added case for LOG_LEVEL_POPUPS + * + * Revision 1.13 2001/07/13 13:58:58 oes + * - Added case for LOG_LEVEL_DEANIMATE + * - Removed all #ifdef PCRS + * + * Revision 1.12 2001/06/09 10:55:28 jongfoster + * Changing BUFSIZ ==> BUFFER_SIZE + * + * Revision 1.11 2001/06/01 18:14:49 jongfoster + * Changing the calls to strerr() to check HAVE_STRERR (which is defined + * in config.h if appropriate) rather than the NO_STRERR macro. + * + * Revision 1.10 2001/05/29 11:52:21 oes + * Conditional compilation of w32_socket_error + * + * Revision 1.9 2001/05/28 16:15:17 jongfoster + * Improved reporting of errors under Win32. + * + * Revision 1.8 2001/05/26 17:25:14 jongfoster + * Added support for CLF (Common Log Format) and fixed LOG_LEVEL_LOG + * + * Revision 1.7 2001/05/26 15:21:28 jongfoster + * Activity animation in Win32 GUI now works even if debug==0 + * + * Revision 1.6 2001/05/25 21:55:08 jongfoster + * Now cleans up properly on FATAL (removes taskbar icon etc) + * + * Revision 1.5 2001/05/22 18:46:04 oes + * + * - Enabled filtering banners by size rather than URL + * by adding patterns that replace all standard banner + * sizes with the "Junkbuster" gif to the re_filterfile + * + * - Enabled filtering WebBugs by providing a pattern + * which kills all 1x1 images + * + * - Added support for PCRE_UNGREEDY behaviour to pcrs, + * which is selected by the (nonstandard and therefore + * capital) letter 'U' in the option string. + * It causes the quantifiers to be ungreedy by default. + * Appending a ? turns back to greedy (!). + * + * - Added a new interceptor ijb-send-banner, which + * sends back the "Junkbuster" gif. Without imagelist or + * MSIE detection support, or if tinygif = 1, or the + * URL isn't recognized as an imageurl, a lame HTML + * explanation is sent instead. + * + * - Added new feature, which permits blocking remote + * script redirects and firing back a local redirect + * to the browser. + * The feature is conditionally compiled, i.e. it + * can be disabled with --disable-fast-redirects, + * plus it must be activated by a "fast-redirects" + * line in the config file, has its own log level + * and of course wants to be displayed by show-proxy-args + * Note: Boy, all the #ifdefs in 1001 locations and + * all the fumbling with configure.in and acconfig.h + * were *way* more work than the feature itself :-( + * + * - Because a generic redirect template was needed for + * this, tinygif = 3 now uses the same. + * + * - Moved GIFs, and other static HTTP response templates + * to project.h + * + * - Some minor fixes + * + * - Removed some >400 CRs again (Jon, you really worked + * a lot! ;-) + * + * Revision 1.4 2001/05/21 19:32:54 jongfoster + * Added another #ifdef _WIN_CONSOLE + * * Revision 1.3 2001/05/20 01:11:40 jongfoster * Added support for LOG_LEVEL_FATAL * Renamed LOG_LEVEL_FRC to LOG_LEVEL_FORCE, @@ -50,79 +172,94 @@ const char errlog_rcs[] = "$Id: errlog.c,v 1.3 2001/05/20 01:11:40 jongfoster Ex #include "config.h" +#include "miscutil.h" #include #include #include #include -#ifndef _WIN32 +#if !defined(_WIN32) && !defined(__OS2__) #include -#endif /* ndef _WIN32 */ +#endif /* !defined(_WIN32) && !defined(__OS2__) */ #include -/* #include */ +#include +#ifdef FEATURE_PTHREAD +#include +#endif /* def FEATURE_PTHREAD */ #ifdef _WIN32 #include -#ifndef _WIN_CONSOLE +#ifndef _WIN_CONSOLE #include "w32log.h" -#endif /* ndef _WIN_CONSOLE */ +#endif /* ndef _WIN_CONSOLE */ #endif /* def _WIN32 */ +#ifdef __OS2__ +#define INCL_DOS +#include +#endif + #include "errlog.h" #include "project.h" const char errlog_h_rcs[] = ERRLOG_H_VERSION; - - -/* - * LOG_LEVEL_FATAL, LOG_LEVEL_ERROR and LOG_LEVEL_INFO - * cannot be turned off. (There are some exceptional situations - * where we need to get a message to the user). - * - * FIXME: Do we need LOG_LEVEL_INFO here? + + +/* + * LOG_LEVEL_FATAL cannot be turned off. (There are + * some exceptional situations where we need to get a + * message to the user). */ -#define LOG_LEVEL_MINIMUM (LOG_LEVEL_FATAL | LOG_LEVEL_ERROR | LOG_LEVEL_INFO) +#define LOG_LEVEL_MINIMUM LOG_LEVEL_FATAL /* where to log (default: stderr) */ static FILE *logfp = NULL; -/* where to log (NULL == stderr) */ -static char * logfilename = NULL; - /* logging detail level. */ -static int debug = LOG_LEVEL_MINIMUM; - -static void fatal_error(const char * error_message); - - -/********************************************************************* - * - * Function : fatal_error - * - * Description : Displays a fatal error to standard error (or, on - * a WIN32 GUI, to a dialog box), and exits - * JunkBuster with status code 1. - * - * Parameters : - * 1 : error_message = The error message to display. - * - * Returns : Does not return. - * - *********************************************************************/ -static void fatal_error(const char * error_message) -{ -#if defined(_WIN32) && !defined(_WIN_CONSOLE) - MessageBox(NULL, error_message, "Internet JunkBuster Error", - MB_OK | MB_ICONERROR | MB_TASKMODAL | MB_SETFOREGROUND | MB_TOPMOST); -#else /* if !defined(_WIN32) || defined(_WIN_CONSOLE) */ - fputs(error_message, stderr); -#endif /* defined(_WIN32) && !defined(_WIN_CONSOLE) */ - - exit(1); -} - +static int debug = (LOG_LEVEL_FATAL | LOG_LEVEL_ERROR | LOG_LEVEL_INFO); + +/* static functions */ +static void fatal_error(const char * error_message); +#ifdef _WIN32 +static char *w32_socket_strerr(int errcode, char *tmp_buf); +#endif + +/********************************************************************* + * + * Function : fatal_error + * + * Description : Displays a fatal error to standard error (or, on + * a WIN32 GUI, to a dialog box), and exits + * JunkBuster with status code 1. + * + * Parameters : + * 1 : error_message = The error message to display. + * + * Returns : Does not return. + * + *********************************************************************/ +static void fatal_error(const char * error_message) +{ +#if defined(_WIN32) && !defined(_WIN_CONSOLE) + MessageBox(g_hwndLogFrame, error_message, "Internet JunkBuster Error", + MB_OK | MB_ICONERROR | MB_TASKMODAL | MB_SETFOREGROUND | MB_TOPMOST); + + /* Cleanup - remove taskbar icon etc. */ + TermLogWindow(); + +#else /* if !defined(_WIN32) || defined(_WIN_CONSOLE) */ + fputs(error_message, stderr); +#endif /* defined(_WIN32) && !defined(_WIN_CONSOLE) */ + +#if defined(unix) + deletePidFile(); +#endif /* unix */ + + exit(1); +} + /********************************************************************* * @@ -150,6 +287,7 @@ void init_error_log(const char *prog_name, const char *logfname, int debuglevel) if ((logfp != NULL) && (logfp != stderr)) { + log_error(LOG_LEVEL_INFO, "(Re-)Open logfile %s", logfname ? logfname : "none"); fclose(logfp); } logfp = stderr; @@ -158,7 +296,7 @@ void init_error_log(const char *prog_name, const char *logfname, int debuglevel) if( logfname ) { if( !(fp = fopen(logfname, "a")) ) - { + { log_error(LOG_LEVEL_FATAL, "init_errlog(): can't open logfile: %s", logfname); } @@ -196,48 +334,123 @@ void init_error_log(const char *prog_name, const char *logfname, int debuglevel) void log_error(int loglevel, char *fmt, ...) { va_list ap; - char outbuf[BUFSIZ]; + char *outbuf= NULL; + static char *outbuf_save = NULL; char * src = fmt; int outc = 0; long this_thread = 1; /* was: pthread_t this_thread;*/ +#ifdef __OS2__ + PTIB ptib; + APIRET ulrc; +#endif /* __OS2__ */ + +#if defined(_WIN32) && !defined(_WIN_CONSOLE) + /* + * Irrespective of debug setting, a GET/POST/CONNECT makes + * the taskbar icon animate. (There is an option to disable + * this but checking that is handled inside LogShowActivity()). + */ + if (loglevel == LOG_LEVEL_GPC) + { + LogShowActivity(); + } +#endif /* defined(_WIN32) && !defined(_WIN_CONSOLE) */ /* verify if loglevel applies to current settings and bail out if negative */ - if(!(loglevel & debug)) + if ((loglevel & debug) == 0) { - return; + return; } /* FIXME get current thread id */ - /* this_thread = (long)pthread_self(); */ - +#ifdef FEATURE_PTHREAD + this_thread = (long)pthread_self(); +#elif __OS2__ + + ulrc = DosGetInfoBlocks(&ptib, NULL); + if (ulrc == 0) + this_thread = ptib -> tib_ptib2 -> tib2_ultid; +#endif /* def FEATURE_PTHREAD */ + + if ( !outbuf_save ) + { + outbuf_save = outbuf = (char*)malloc(BUFFER_SIZE); + assert(outbuf); + } + outbuf = outbuf_save; + + { + /* + * Write timestamp into tempbuf. + * + * Complex because not all OSs have tm_gmtoff or + * the %z field in strftime() + */ + time_t now; + struct tm tm_now; + time (&now); +#ifdef HAVE_LOCALTIME_R + tm_now = *localtime_r(&now, &tm_now); +#else + tm_now = *localtime (&now); +#endif + strftime(outbuf, BUFFER_SIZE-6, "%b %d %H:%M:%S ", &tm_now); + outbuf += strlen( outbuf ); + } switch (loglevel) { - case LOG_LEVEL_ERROR: - outc = sprintf(outbuf, "IJB(%d) Error: ", this_thread); - break; - case LOG_LEVEL_FATAL: - outc = sprintf(outbuf, "IJB(%d) Fatal error: ", this_thread); - break; + case LOG_LEVEL_ERROR: + outc = sprintf(outbuf, "IJB(%ld) Error: ", this_thread); + break; + case LOG_LEVEL_FATAL: + outc = sprintf(outbuf, "IJB(%ld) Fatal error: ", this_thread); + break; case LOG_LEVEL_GPC: - outc = sprintf(outbuf, "IJB(%d) Request: ", this_thread); + outc = sprintf(outbuf, "IJB(%ld) Request: ", this_thread); break; case LOG_LEVEL_CONNECT: - outc = sprintf(outbuf, "IJB(%d) Connect: ", this_thread); + outc = sprintf(outbuf, "IJB(%ld) Connect: ", this_thread); + break; + case LOG_LEVEL_LOG: + outc = sprintf(outbuf, "IJB(%ld) Writing: ", this_thread); break; case LOG_LEVEL_HEADER: - outc = sprintf(outbuf, "IJB(%d) Header: ", this_thread); + outc = sprintf(outbuf, "IJB(%ld) Header: ", this_thread); + break; + case LOG_LEVEL_INFO: + outc = sprintf(outbuf, "IJB(%ld) Info: ", this_thread); break; - case LOG_LEVEL_INFO: - outc = sprintf(outbuf, "IJB(%d) Info: ", this_thread); - break; case LOG_LEVEL_RE_FILTER: - outc = sprintf(outbuf, "IJB(%d) Re-Filter: ", this_thread); + outc = sprintf(outbuf, "IJB(%ld) Re-Filter: ", this_thread); break; +#ifdef FEATURE_FORCE_LOAD case LOG_LEVEL_FORCE: - outc = sprintf(outbuf, "IJB(%d) Force: ", this_thread); - break; + outc = sprintf(outbuf, "IJB(%ld) Force: ", this_thread); + break; +#endif /* def FEATURE_FORCE_LOAD */ +#ifdef FEATURE_FAST_REDIRECTS + case LOG_LEVEL_REDIRECTS: + outc = sprintf(outbuf, "IJB(%ld) Redirect: ", this_thread); + break; +#endif /* def FEATURE_FAST_REDIRECTS */ + case LOG_LEVEL_DEANIMATE: + outc = sprintf(outbuf, "IJB(%ld) Gif-Deanimate: ", this_thread); + break; + case LOG_LEVEL_CLF: + outbuf = outbuf_save; + outc = 0; + outbuf[0] = '\0'; + break; +#ifdef FEATURE_KILL_POPUPS + case LOG_LEVEL_POPUPS: + outc = sprintf(outbuf, "IJB(%ld) Kill-Popups: ", this_thread); + break; +#endif /* def FEATURE_KILL_POPUPS */ + case LOG_LEVEL_CGI: + outc = sprintf(outbuf, "IJB(%ld) CGI: ", this_thread); + break; default: - outc = sprintf(outbuf, "IJB(%d) UNKNOWN LOG TYPE(%d): ", this_thread, loglevel); + outc = sprintf(outbuf, "IJB(%ld) UNKNOWN LOG TYPE(%d): ", this_thread, loglevel); break; } @@ -245,9 +458,9 @@ void log_error(int loglevel, char *fmt, ...) va_start( ap, fmt ); /* build formatted message from fmt and var-args */ - while ((*src) && (outc < BUFSIZ-2)) + while ((*src) && (outc < BUFFER_SIZE-2)) { - char tempbuf[BUFSIZ]; + char tempbuf[BUFFER_SIZE]; char *sval; int ival; unsigned uval; @@ -272,7 +485,7 @@ void log_error(int loglevel, char *fmt, ...) ival = va_arg( ap, int ); oldoutc = outc; outc += sprintf(tempbuf, "%d", ival); - if (outc < BUFSIZ-1) + if (outc < BUFFER_SIZE-1) { strcpy(outbuf + oldoutc, tempbuf); } @@ -285,7 +498,7 @@ void log_error(int loglevel, char *fmt, ...) uval = va_arg( ap, unsigned ); oldoutc = outc; outc += sprintf(tempbuf, "%u", uval); - if (outc < BUFSIZ-1) + if (outc < BUFFER_SIZE-1) { strcpy(outbuf + oldoutc, tempbuf); } @@ -312,7 +525,7 @@ void log_error(int loglevel, char *fmt, ...) else { /* Error */ - sprintf(outbuf, "IJB(%d) Error: log_error(): Bad format string:\n" + sprintf(outbuf, "IJB(%ld) Error: log_error(): Bad format string:\n" "Format = \"%s\"\n" "Exiting.", this_thread, fmt); /* FIXME RACE HAZARD: should start critical section error_log_use here */ @@ -322,11 +535,11 @@ void log_error(int loglevel, char *fmt, ...) } fputs(outbuf, logfp); /* FIXME RACE HAZARD: should end critical section error_log_use here */ - fatal_error(outbuf); - /* Never get here */ + fatal_error(outbuf); + /* Never get here */ break; } - if (outc < BUFSIZ-1) + if (outc < BUFFER_SIZE-1) { strcpy(outbuf + oldoutc, tempbuf); } @@ -346,7 +559,7 @@ void log_error(int loglevel, char *fmt, ...) sval = va_arg( ap, char * ); oldoutc = outc; outc += strlen(sval); - if (outc < BUFSIZ-1) + if (outc < BUFFER_SIZE-1) { strcpy(outbuf + oldoutc, sval); } @@ -355,22 +568,48 @@ void log_error(int loglevel, char *fmt, ...) outbuf[oldoutc] = '\0'; } break; + case 'N': + /* Non-standard: Print a counted string. Takes 2 parameters: + * int length, const char * string + */ + ival = va_arg( ap, int ); + sval = va_arg( ap, char * ); + if (ival < 0) + { + ival = 0; + } + oldoutc = outc; + outc += ival; + if (outc < BUFFER_SIZE-1) + { + memcpy(outbuf + oldoutc, sval, ival); + } + else + { + outbuf[oldoutc] = '\0'; + } + break; case 'E': /* Non-standard: Print error code from errno */ - ival = errno; -#ifndef NOSTRERROR +#ifdef _WIN32 + ival = WSAGetLastError(); + sval = w32_socket_strerr(ival, tempbuf); +#else /* ifndef _WIN32 */ + ival = errno; +#ifdef HAVE_STRERROR sval = strerror(ival); -#else /* def NOSTRERROR */ - sval = NULL -#endif /* def NOSTRERROR */ +#else /* ifndef HAVE_STRERROR */ + sval = NULL; +#endif /* ndef HAVE_STRERROR */ if (sval == NULL) { sprintf(tempbuf, "(errno = %d)", ival); sval = tempbuf; } +#endif /* ndef _WIN32 */ oldoutc = outc; outc += strlen(sval); - if (outc < BUFSIZ-1) + if (outc < BUFFER_SIZE-1) { strcpy(outbuf + oldoutc, sval); } @@ -379,8 +618,52 @@ void log_error(int loglevel, char *fmt, ...) outbuf[oldoutc] = '\0'; } break; + case 'T': + /* Non-standard: Print a Common Log File timestamp */ + { + /* + * Write timestamp into tempbuf. + * + * Complex because not all OSs have tm_gmtoff or + * the %z field in strftime() + */ + time_t now; + struct tm *tm_now; + struct tm gmt; +#ifdef HAVE_LOCALTIME_R + struct tm dummy; +#endif + int days, hrs, mins; + time (&now); +#ifdef HAVE_GMTIME_R + gmt = *gmtime_r(&now, &gmt); +#else + gmt = *gmtime(&now); +#endif +#ifdef HAVE_LOCALTIME_R + tm_now = localtime_r(&now, &dummy); +#else + tm_now = localtime (&now); +#endif + days = tm_now->tm_yday - gmt.tm_yday; + hrs = ((days < -1 ? 24 : 1 < days ? -24 : days * 24) + tm_now->tm_hour - gmt.tm_hour); + mins = hrs * 60 + tm_now->tm_min - gmt.tm_min; + strftime (tempbuf, BUFFER_SIZE-6, "%d/%b/%Y:%H:%M:%S ", tm_now); + sprintf (tempbuf + strlen(tempbuf), "%+03d%02d", mins / 60, abs(mins) % 60); + } + oldoutc = outc; + outc += strlen(tempbuf); + if (outc < BUFFER_SIZE-1) + { + strcpy(outbuf + oldoutc, tempbuf); + } + else + { + outbuf[oldoutc] = '\0'; + } + break; default: - sprintf(outbuf, "IJB(%d) Error: log_error(): Bad format string:\n" + sprintf(outbuf, "IJB(%ld) Error: log_error(): Bad format string:\n" "Format = \"%s\"\n" "Exiting.", this_thread, fmt); /* FIXME RACE HAZARD: should start critical section error_log_use here */ @@ -388,10 +671,10 @@ void log_error(int loglevel, char *fmt, ...) { logfp = stderr; } - fputs(outbuf, logfp); + fputs(outbuf_save, logfp); /* FIXME RACE HAZARD: should end critical section error_log_use here */ - fatal_error(outbuf); - /* Never get here */ + fatal_error(outbuf_save); + /* Never get here */ break; } /* switch( p ) */ @@ -401,20 +684,20 @@ void log_error(int loglevel, char *fmt, ...) /* done with var. args */ va_end( ap ); - if (outc >= BUFSIZ-2) + if (outc >= BUFFER_SIZE-2) { /* insufficient room for newline and trailing null. */ static const char warning[] = "... [too long, truncated]\n"; - if (outc < BUFSIZ) + if (outc < BUFFER_SIZE) { /* Need to add terminating null in this case. */ outbuf[outc] = '\0'; } /* Truncate output */ - outbuf[BUFSIZ - sizeof(warning)] = '\0'; + outbuf[BUFFER_SIZE - sizeof(warning)] = '\0'; /* Append warning */ strcat(outbuf, warning); @@ -434,28 +717,116 @@ void log_error(int loglevel, char *fmt, ...) logfp = stderr; } - fputs(outbuf, logfp); + fputs(outbuf_save, logfp); + + if (loglevel == LOG_LEVEL_FATAL) + { + fatal_error(outbuf_save); + /* Never get here */ + } - if (loglevel == LOG_LEVEL_FATAL) - { - fatal_error(outbuf); - /* Never get here */ - } - /* FIXME RACE HAZARD: should end critical section error_log_use here */ - + #if defined(_WIN32) && !defined(_WIN_CONSOLE) /* Write to display */ - LogPutString(outbuf); - LogShowActivity(); + LogPutString(outbuf_save); #endif /* defined(_WIN32) && !defined(_WIN_CONSOLE) */ } +#ifdef _WIN32 +/********************************************************************* + * + * Function : w32_socket_strerr + * + * Description : Translate the return value from WSAGetLastError() + * into a string. + * + * Parameters : + * 1 : errcode = The return value from WSAGetLastError(). + * 2 : tmp_buf = A temporary buffer that might be used to + * store the string. + * + * Returns : String representing the error code. This may be + * a global string constant or a string stored in + * tmp_buf. + * + *********************************************************************/ +static char *w32_socket_strerr(int errcode, char *tmp_buf) +{ +#define TEXT_FOR_ERROR(code,text) \ + if (errcode == code) \ + { \ + return #code " - " text; \ + } + + TEXT_FOR_ERROR(WSAEACCES, "Permission denied") + TEXT_FOR_ERROR(WSAEADDRINUSE, "Address already in use.") + TEXT_FOR_ERROR(WSAEADDRNOTAVAIL, "Cannot assign requested address."); + TEXT_FOR_ERROR(WSAEAFNOSUPPORT, "Address family not supported by protocol family."); + TEXT_FOR_ERROR(WSAEALREADY, "Operation already in progress."); + TEXT_FOR_ERROR(WSAECONNABORTED, "Software caused connection abort."); + TEXT_FOR_ERROR(WSAECONNREFUSED, "Connection refused."); + TEXT_FOR_ERROR(WSAECONNRESET, "Connection reset by peer."); + TEXT_FOR_ERROR(WSAEDESTADDRREQ, "Destination address required."); + TEXT_FOR_ERROR(WSAEFAULT, "Bad address."); + TEXT_FOR_ERROR(WSAEHOSTDOWN, "Host is down."); + TEXT_FOR_ERROR(WSAEHOSTUNREACH, "No route to host."); + TEXT_FOR_ERROR(WSAEINPROGRESS, "Operation now in progress."); + TEXT_FOR_ERROR(WSAEINTR, "Interrupted function call."); + TEXT_FOR_ERROR(WSAEINVAL, "Invalid argument."); + TEXT_FOR_ERROR(WSAEISCONN, "Socket is already connected."); + TEXT_FOR_ERROR(WSAEMFILE, "Too many open sockets."); + TEXT_FOR_ERROR(WSAEMSGSIZE, "Message too long."); + TEXT_FOR_ERROR(WSAENETDOWN, "Network is down."); + TEXT_FOR_ERROR(WSAENETRESET, "Network dropped connection on reset."); + TEXT_FOR_ERROR(WSAENETUNREACH, "Network is unreachable."); + TEXT_FOR_ERROR(WSAENOBUFS, "No buffer space available."); + TEXT_FOR_ERROR(WSAENOPROTOOPT, "Bad protocol option."); + TEXT_FOR_ERROR(WSAENOTCONN, "Socket is not connected."); + TEXT_FOR_ERROR(WSAENOTSOCK, "Socket operation on non-socket."); + TEXT_FOR_ERROR(WSAEOPNOTSUPP, "Operation not supported."); + TEXT_FOR_ERROR(WSAEPFNOSUPPORT, "Protocol family not supported."); + TEXT_FOR_ERROR(WSAEPROCLIM, "Too many processes."); + TEXT_FOR_ERROR(WSAEPROTONOSUPPORT, "Protocol not supported."); + TEXT_FOR_ERROR(WSAEPROTOTYPE, "Protocol wrong type for socket."); + TEXT_FOR_ERROR(WSAESHUTDOWN, "Cannot send after socket shutdown."); + TEXT_FOR_ERROR(WSAESOCKTNOSUPPORT, "Socket type not supported."); + TEXT_FOR_ERROR(WSAETIMEDOUT, "Connection timed out."); + TEXT_FOR_ERROR(WSAEWOULDBLOCK, "Resource temporarily unavailable."); + TEXT_FOR_ERROR(WSAHOST_NOT_FOUND, "Host not found."); + TEXT_FOR_ERROR(WSANOTINITIALISED, "Successful WSAStartup not yet performed."); + TEXT_FOR_ERROR(WSANO_DATA, "Valid name, no data record of requested type."); + TEXT_FOR_ERROR(WSANO_RECOVERY, "This is a non-recoverable error."); + TEXT_FOR_ERROR(WSASYSNOTREADY, "Network subsystem is unavailable."); + TEXT_FOR_ERROR(WSATRY_AGAIN, "Non-authoritative host not found."); + TEXT_FOR_ERROR(WSAVERNOTSUPPORTED, "WINSOCK.DLL version out of range."); + TEXT_FOR_ERROR(WSAEDISCON, "Graceful shutdown in progress."); + /* + * The following error codes are documented in the Microsoft WinSock + * reference guide, but don't actually exist. + * + * TEXT_FOR_ERROR(WSA_INVALID_HANDLE, "Specified event object handle is invalid."); + * TEXT_FOR_ERROR(WSA_INVALID_PARAMETER, "One or more parameters are invalid."); + * TEXT_FOR_ERROR(WSAINVALIDPROCTABLE, "Invalid procedure table from service provider."); + * TEXT_FOR_ERROR(WSAINVALIDPROVIDER, "Invalid service provider version number."); + * TEXT_FOR_ERROR(WSA_IO_PENDING, "Overlapped operations will complete later."); + * TEXT_FOR_ERROR(WSA_IO_INCOMPLETE, "Overlapped I/O event object not in signaled state."); + * TEXT_FOR_ERROR(WSA_NOT_ENOUGH_MEMORY, "Insufficient memory available."); + * TEXT_FOR_ERROR(WSAPROVIDERFAILEDINIT, "Unable to initialize a service provider."); + * TEXT_FOR_ERROR(WSASYSCALLFAILURE, "System call failure."); + * TEXT_FOR_ERROR(WSA_OPERATION_ABORTED, "Overlapped operation aborted."); + */ + + sprintf(tmp_buf, "(error number %d)", errcode); + return tmp_buf; +} +#endif /* def _WIN32 */ + + /* Local Variables: tab-width: 3 end: */ -