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Give a more detailed message when WSAStartup fails. 

svn path=/trunk/; revision=8069
This commit is contained in:
Guy Harris 2003-07-23 05:01:15 +00:00
parent c6e91e0aa6
commit 183fa7f482
1 changed files with 42 additions and 9 deletions
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51
capture.c
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@ -1,7 +1,7 @@
/* capture.c
* Routines for packet capture windows
*
* $Id: capture.c,v 1.207 2003/05/15 13:33:53 deniel Exp $
* $Id: capture.c,v 1.208 2003/07/23 05:01:15 guy Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
@ -1398,8 +1398,8 @@ capture(gboolean *stats_known, struct pcap_stat *stats)
#define N_COUNTS (sizeof counts / sizeof counts[0])
#ifdef _WIN32
WORD wVersionRequested;
WSADATA wsaData;
WORD wVersionRequested;
WSADATA wsaData;
#else
static const char ppamsg[] = "can't find PPA for ";
char *libpcap_warn;
@ -1420,12 +1420,45 @@ capture(gboolean *stats_known, struct pcap_stat *stats)
/* Initialize Windows Socket if we are in a WIN32 OS
This needs to be done before querying the interface for network/netmask */
#ifdef _WIN32
wVersionRequested = MAKEWORD( 1, 1 );
err = WSAStartup( wVersionRequested, &wsaData );
if (err!=0) {
snprintf(errmsg, sizeof errmsg,
"Couldn't initialize Windows Sockets.");
pch=NULL;
/* XXX - do we really require 1.1 or earlier?
Are there any versions that support only 2.0 or higher? */
wVersionRequested = MAKEWORD(1, 1);
err = WSAStartup(wVersionRequested, &wsaData);
if (err != 0) {
switch (err) {
case WSASYSNOTREADY:
snprintf(errmsg, sizeof errmsg,
"Couldn't initialize Windows Sockets: Network system not ready for network communication");
break;
case WSAVERNOTSUPPORTED:
snprintf(errmsg, sizeof errmsg,
"Couldn't initialize Windows Sockets: Windows Sockets version %u.%u not supported",
LOBYTE(wVersionRequested), HIBYTE(wVersionRequested));
break;
case WSAEINPROGRESS:
snprintf(errmsg, sizeof errmsg,
"Couldn't initialize Windows Sockets: Blocking operation is in progress");
break;
case WSAEPROCLIM:
snprintf(errmsg, sizeof errmsg,
"Couldn't initialize Windows Sockets: Limit on the number of tasks supported by this WinSock implementation has been reached");
break;
case WSAEFAULT:
snprintf(errmsg, sizeof errmsg,
"Couldn't initialize Windows Sockets: Bad pointer passed to WSAStartup");
break;
default:
snprintf(errmsg, sizeof errmsg,
"Couldn't initialize Windows Sockets: error %d", err);
break;
}
pch = NULL;
goto error;
}
#endif