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/* $Id$ */
/*
* Copyright (C)2003-2006 Benny Prijono <benny@prijono.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <pj/errno.h>
#include <pj/assert.h>
#include <pj/compat/stdarg.h>
#include <pj/unicode.h>
#include <pj/string.h>
#if defined(PJ_HAS_WINSOCK2_H) && PJ_HAS_WINSOCK2_H != 0
# include <winsock2.h>
#elif defined(PJ_HAS_WINSOCK_H) && PJ_HAS_WINSOCK_H != 0
# include <winsock.h>
#endif
/*
* From Apache's APR:
*/
#if defined(PJ_HAS_ERROR_STRING) && (PJ_HAS_ERROR_STRING!=0)
static const struct {
pj_os_err_type code;
const char *msg;
} gaErrorList[] = {
PJ_BUILD_ERR( WSAEINTR, "Interrupted system call"),
PJ_BUILD_ERR( WSAEBADF, "Bad file number"),
PJ_BUILD_ERR( WSAEACCES, "Permission denied"),
PJ_BUILD_ERR( WSAEFAULT, "Bad address"),
PJ_BUILD_ERR( WSAEINVAL, "Invalid argument"),
PJ_BUILD_ERR( WSAEMFILE, "Too many open sockets"),
PJ_BUILD_ERR( WSAEWOULDBLOCK, "Operation would block"),
PJ_BUILD_ERR( WSAEINPROGRESS, "Operation now in progress"),
PJ_BUILD_ERR( WSAEALREADY, "Operation already in progress"),
PJ_BUILD_ERR( WSAENOTSOCK, "Socket operation on non-socket"),
PJ_BUILD_ERR( WSAEDESTADDRREQ, "Destination address required"),
PJ_BUILD_ERR( WSAEMSGSIZE, "Message too long"),
PJ_BUILD_ERR( WSAEPROTOTYPE, "Protocol wrong type for socket"),
PJ_BUILD_ERR( WSAENOPROTOOPT, "Bad protocol option"),
PJ_BUILD_ERR( WSAEPROTONOSUPPORT, "Protocol not supported"),
PJ_BUILD_ERR( WSAESOCKTNOSUPPORT, "Socket type not supported"),
PJ_BUILD_ERR( WSAEOPNOTSUPP, "Operation not supported on socket"),
PJ_BUILD_ERR( WSAEPFNOSUPPORT, "Protocol family not supported"),
PJ_BUILD_ERR( WSAEAFNOSUPPORT, "Address family not supported"),
PJ_BUILD_ERR( WSAEADDRINUSE, "Address already in use"),
PJ_BUILD_ERR( WSAEADDRNOTAVAIL, "Can't assign requested address"),
PJ_BUILD_ERR( WSAENETDOWN, "Network is down"),
PJ_BUILD_ERR( WSAENETUNREACH, "Network is unreachable"),
PJ_BUILD_ERR( WSAENETRESET, "Net connection reset"),
PJ_BUILD_ERR( WSAECONNABORTED, "Software caused connection abort"),
PJ_BUILD_ERR( WSAECONNRESET, "Connection reset by peer"),
PJ_BUILD_ERR( WSAENOBUFS, "No buffer space available"),
PJ_BUILD_ERR( WSAEISCONN, "Socket is already connected"),
PJ_BUILD_ERR( WSAENOTCONN, "Socket is not connected"),
PJ_BUILD_ERR( WSAESHUTDOWN, "Can't send after socket shutdown"),
PJ_BUILD_ERR( WSAETOOMANYREFS, "Too many references, can't splice"),
PJ_BUILD_ERR( WSAETIMEDOUT, "Connection timed out"),
PJ_BUILD_ERR( WSAECONNREFUSED, "Connection refused"),
PJ_BUILD_ERR( WSAELOOP, "Too many levels of symbolic links"),
PJ_BUILD_ERR( WSAENAMETOOLONG, "File name too long"),
PJ_BUILD_ERR( WSAEHOSTDOWN, "Host is down"),
PJ_BUILD_ERR( WSAEHOSTUNREACH, "No route to host"),
PJ_BUILD_ERR( WSAENOTEMPTY, "Directory not empty"),
PJ_BUILD_ERR( WSAEPROCLIM, "Too many processes"),
PJ_BUILD_ERR( WSAEUSERS, "Too many users"),
PJ_BUILD_ERR( WSAEDQUOT, "Disc quota exceeded"),
PJ_BUILD_ERR( WSAESTALE, "Stale NFS file handle"),
PJ_BUILD_ERR( WSAEREMOTE, "Too many levels of remote in path"),
PJ_BUILD_ERR( WSASYSNOTREADY, "Network system is unavailable"),
PJ_BUILD_ERR( WSAVERNOTSUPPORTED, "Winsock version out of range"),
PJ_BUILD_ERR( WSANOTINITIALISED, "WSAStartup not yet called"),
PJ_BUILD_ERR( WSAEDISCON, "Graceful shutdown in progress"),
/*
#define WSAENOMORE (WSABASEERR+102)
#define WSAECANCELLED (WSABASEERR+103)
#define WSAEINVALIDPROCTABLE (WSABASEERR+104)
#define WSAEINVALIDPROVIDER (WSABASEERR+105)
#define WSAEPROVIDERFAILEDINIT (WSABASEERR+106)
#define WSASYSCALLFAILURE (WSABASEERR+107)
#define WSASERVICE_NOT_FOUND (WSABASEERR+108)
#define WSATYPE_NOT_FOUND (WSABASEERR+109)
#define WSA_E_NO_MORE (WSABASEERR+110)
#define WSA_E_CANCELLED (WSABASEERR+111)
#define WSAEREFUSED (WSABASEERR+112)
*/
PJ_BUILD_ERR( WSAHOST_NOT_FOUND, "Host not found"),
/*
#define WSATRY_AGAIN (WSABASEERR+1002)
#define WSANO_RECOVERY (WSABASEERR+1003)
*/
PJ_BUILD_ERR( WSANO_DATA, "No host data of that type was found"),
{0, NULL}
};
#endif /* PJ_HAS_ERROR_STRING */
PJ_DEF(pj_status_t) pj_get_os_error(void)
{
return PJ_STATUS_FROM_OS(GetLastError());
}
PJ_DEF(void) pj_set_os_error(pj_status_t code)
{
SetLastError(PJ_STATUS_TO_OS(code));
}
PJ_DEF(pj_status_t) pj_get_netos_error(void)
{
return PJ_STATUS_FROM_OS(WSAGetLastError());
}
PJ_DEF(void) pj_set_netos_error(pj_status_t code)
{
WSASetLastError(PJ_STATUS_TO_OS(code));
}
/*
* platform_strerror()
*
* Platform specific error message. This file is called by pj_strerror()
* in errno.c
*/
int platform_strerror( pj_os_err_type os_errcode,
char *buf, pj_size_t bufsize)
{
int len = 0;
PJ_DECL_UNICODE_TEMP_BUF(wbuf,128);
pj_assert(buf != NULL);
pj_assert(bufsize >= 0);
/*
* MUST NOT check stack here.
* This function might be called from PJ_CHECK_STACK() itself!
//PJ_CHECK_STACK();
*/
if (!len) {
#if defined(PJ_HAS_ERROR_STRING) && (PJ_HAS_ERROR_STRING!=0)
int i;
for (i = 0; gaErrorList[i].msg; ++i) {
if (gaErrorList[i].code == os_errcode) {
len = strlen(gaErrorList[i].msg);
if ((pj_size_t)len >= bufsize) {
len = bufsize-1;
}
pj_memcpy(buf, gaErrorList[i].msg, len);
buf[len] = '\0';
break;
}
}
#endif /* PJ_HAS_ERROR_STRING */
}
if (!len) {
#if PJ_NATIVE_STRING_IS_UNICODE
len = FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM
| FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
os_errcode,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
wbuf,
sizeof(wbuf),
NULL);
if (len) {
pj_unicode_to_ansi(wbuf, len, buf, bufsize);
}
#else
len = FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM
| FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
os_errcode,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
buf,
bufsize,
NULL);
buf[bufsize-1] = '\0';
#endif
if (len) {
/* Remove trailing newlines. */
while (len && (buf[len-1] == '\n' || buf[len-1] == '\r')) {
buf[len-1] = '\0';
--len;
}
}
}
if (!len) {
len = pj_ansi_snprintf( buf, bufsize, "Win32 error code %u",
(unsigned)os_errcode);
if (len < 0 || len >= (int)bufsize)
len = bufsize-1;
buf[len] = '\0';
}
return len;
}
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