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/* $Header: /pjproject-0.3/pjlib/src/pj/os_error_win32.c 3 10/14/05 12:26a Bennylp $ */
/* $Log: /pjproject-0.3/pjlib/src/pj/os_error_win32.c $
*
* 3 10/14/05 12:26a Bennylp
* Finished error code framework, some fixes in ioqueue, etc. Pretty
* major.
*
* 2 9/21/05 1:39p Bennylp
* Periodic checkin for backup.
*
* 1 9/17/05 10:36a Bennylp
* Created.
*
*/
#include <pj/errno.h>
#include <pj/assert.h>
#include <pj/compat/stdarg.h>
#include <pj/compat/sprintf.h>
#include <pj/compat/vsprintf.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:
*/
static const struct {
pj_os_err_type code;
const char *msg;
} gaErrorList[] = {
{WSAEINTR, "Interrupted system call"},
{WSAEBADF, "Bad file number"},
{WSAEACCES, "Permission denied"},
{WSAEFAULT, "Bad address"},
{WSAEINVAL, "Invalid argument"},
{WSAEMFILE, "Too many open sockets"},
{WSAEWOULDBLOCK, "Operation would block"},
{WSAEINPROGRESS, "Operation now in progress"},
{WSAEALREADY, "Operation already in progress"},
{WSAENOTSOCK, "Socket operation on non-socket"},
{WSAEDESTADDRREQ, "Destination address required"},
{WSAEMSGSIZE, "Message too long"},
{WSAEPROTOTYPE, "Protocol wrong type for socket"},
{WSAENOPROTOOPT, "Bad protocol option"},
{WSAEPROTONOSUPPORT, "Protocol not supported"},
{WSAESOCKTNOSUPPORT, "Socket type not supported"},
{WSAEOPNOTSUPP, "Operation not supported on socket"},
{WSAEPFNOSUPPORT, "Protocol family not supported"},
{WSAEAFNOSUPPORT, "Address family not supported"},
{WSAEADDRINUSE, "Address already in use"},
{WSAEADDRNOTAVAIL, "Can't assign requested address"},
{WSAENETDOWN, "Network is down"},
{WSAENETUNREACH, "Network is unreachable"},
{WSAENETRESET, "Net connection reset"},
{WSAECONNABORTED, "Software caused connection abort"},
{WSAECONNRESET, "Connection reset by peer"},
{WSAENOBUFS, "No buffer space available"},
{WSAEISCONN, "Socket is already connected"},
{WSAENOTCONN, "Socket is not connected"},
{WSAESHUTDOWN, "Can't send after socket shutdown"},
{WSAETOOMANYREFS, "Too many references, can't splice"},
{WSAETIMEDOUT, "Connection timed out"},
{WSAECONNREFUSED, "Connection refused"},
{WSAELOOP, "Too many levels of symbolic links"},
{WSAENAMETOOLONG, "File name too long"},
{WSAEHOSTDOWN, "Host is down"},
{WSAEHOSTUNREACH, "No route to host"},
{WSAENOTEMPTY, "Directory not empty"},
{WSAEPROCLIM, "Too many processes"},
{WSAEUSERS, "Too many users"},
{WSAEDQUOT, "Disc quota exceeded"},
{WSAESTALE, "Stale NFS file handle"},
{WSAEREMOTE, "Too many levels of remote in path"},
{WSASYSNOTREADY, "Network system is unavailable"},
{WSAVERNOTSUPPORTED, "Winsock version out of range"},
{WSANOTINITIALISED, "WSAStartup not yet called"},
{WSAEDISCON, "Graceful shutdown in progress"},
{WSAHOST_NOT_FOUND, "Host not found"},
{WSANO_DATA, "No host data of that type was found"},
{0, NULL}
};
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;
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();
*/
len = FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM
| FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
os_errcode,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR)buf,
(DWORD)bufsize,
NULL);
if (!len) {
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;
}
}
}
if (!len) {
len = snprintf( buf, bufsize, "Unknown native error %u", (unsigned)os_errcode);
buf[len] = '\0';
}
return len;
}
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