windows-nt/Source/XPSP1/NT/termsrv/remdsk/server/ics/icshelper/icsutils.c
2020-09-26 16:20:57 +08:00

301 lines
6.3 KiB
C

//#include "ICSHelp.h"
#include <winsock2.h>
#include <wsipx.h>
#include <iphlpapi.h>
#include "ICSutils.h"
#include <io.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
int gDbgFlag=3;
extern char g_szPublicAddr;
extern int iDbgFileHandle;
/*************************************************************
*
* DbgSpew(DbgClass, char *, ...)
* Sends debug information.
*
*************************************************************/
void DbgSpew(int DbgClass, WCHAR *lpFormat, va_list ap)
{
WCHAR szMessage[2500];
vswprintf(szMessage, lpFormat, ap);
wcscat(szMessage, L"\r\n");
if ((DbgClass & 0x0F) >= (gDbgFlag & 0x0F))
{
// should this be sent to the debugger?
if (DbgClass & DBG_MSG_DEST_DBG)
OutputDebugStringW(szMessage);
// should this go to our log file?
if (iDbgFileHandle)
_write(iDbgFileHandle, szMessage, (2*lstrlen(szMessage)));
}
}
void TrivialSpew(WCHAR *lpFormat, ...)
{
va_list vd;
va_start(vd, lpFormat);
DbgSpew(DBG_MSG_TRIVIAL+DBG_MSG_DEST_DBG, lpFormat, vd);
va_end(vd);
}
void InterestingSpew(WCHAR *lpFormat, ...)
{
va_list ap;
va_start(ap, lpFormat);
DbgSpew(DBG_MSG_INTERESTING+DBG_MSG_DEST_DBG, lpFormat, ap);
va_end(ap);
}
void ImportantSpew(WCHAR *lpFormat, ...)
{
va_list ap;
va_start(ap, lpFormat);
DbgSpew(DBG_MSG_IMPORTANT+DBG_MSG_DEST_DBG+DBG_MSG_DEST_FILE, lpFormat, ap);
va_end(ap);
}
void HeinousESpew(WCHAR *lpFormat, ...)
{
va_list ap;
va_start(ap, lpFormat);
DbgSpew(DBG_MSG_HEINOUS+DBG_MSG_DEST_DBG+DBG_MSG_DEST_FILE+DBG_MSG_DEST_EVENT+DBG_MSG_CLASS_ERROR, lpFormat, ap);
va_end(ap);
}
void HeinousISpew(WCHAR *lpFormat, ...)
{
va_list ap;
va_start(ap, lpFormat);
DbgSpew(DBG_MSG_HEINOUS+DBG_MSG_DEST_DBG+DBG_MSG_DEST_FILE+DBG_MSG_DEST_EVENT, lpFormat, ap);
va_end(ap);
}
// ------------------------------
// DumpSocketAddress - dump a socket address
//
// Entry: Debug level
// Pointer to socket address
// Socket family
//
// Exit: Nothing
// ------------------------------
void DumpSocketAddress( const DWORD dwDebugLevel, const SOCKADDR *const pSocketAddress, const DWORD dwFamily )
{
switch ( dwFamily )
{
case AF_INET:
{
SOCKADDR_IN *pInetAddress = (SOCKADDR_IN*)( pSocketAddress );
TrivialSpew(L"IP socket:\tAddress: %d.%d.%d.%d\tPort: %d",
pInetAddress->sin_addr.S_un.S_un_b.s_b1,
pInetAddress->sin_addr.S_un.S_un_b.s_b2,
pInetAddress->sin_addr.S_un.S_un_b.s_b3,
pInetAddress->sin_addr.S_un.S_un_b.s_b4,
ntohs( pInetAddress->sin_port ));
break;
}
case AF_IPX:
{
SOCKADDR_IPX *pIPXAddress = (SOCKADDR_IPX*)( pSocketAddress );
TrivialSpew(L"IPX socket:\tNet (hex) %x-%x-%x-%x\tNode (hex): %x-%x-%x-%x-%x-%x\tSocket: %d",
(BYTE)pIPXAddress->sa_netnum[ 0 ],
(BYTE)pIPXAddress->sa_netnum[ 1 ],
(BYTE)pIPXAddress->sa_netnum[ 2 ],
(BYTE)pIPXAddress->sa_netnum[ 3 ],
(BYTE)pIPXAddress->sa_nodenum[ 0 ],
(BYTE)pIPXAddress->sa_nodenum[ 1 ],
(BYTE)pIPXAddress->sa_nodenum[ 2 ],
(BYTE)pIPXAddress->sa_nodenum[ 3 ],
(BYTE)pIPXAddress->sa_nodenum[ 4 ],
(BYTE)pIPXAddress->sa_nodenum[ 5 ],
ntohs( pIPXAddress->sa_socket )
);
break;
}
default:
{
TrivialSpew(L"Unknown socket type!" );
//INT3;
break;
}
}
}
DWORD GetIPAddress(WCHAR *pVal, int iSize, int iPort)
{
DWORD hr = S_FALSE; // In case no adapter
PMIB_IPADDRTABLE pmib=NULL;
ULONG ulSize = 0;
DWORD dw;
PIP_ADAPTER_INFO pAdpInfo = NULL;
WCHAR szPortBfr[24];
WCHAR *lStr = NULL;
TRIVIAL_MSG((L"GetIPAddress(0x%x, %d, %d)", pVal, iSize, iPort));
szPortBfr[0]=';';
szPortBfr[1]=0;
if (iPort)
wsprintf(szPortBfr, L":%d;", iPort);
dw = GetAdaptersInfo(
pAdpInfo,
&ulSize );
if (dw == ERROR_BUFFER_OVERFLOW && pVal)
{
/* let's make certain the buffer is as big as we'll
* ever need
*/
ulSize*=2;
pAdpInfo = (IP_ADAPTER_INFO*)malloc(ulSize);
if (!pAdpInfo)
goto done;
lStr = (WCHAR *)malloc(4096 * sizeof(WCHAR));
if (!lStr)
goto done;
*lStr = '\0';
dw = GetAdaptersInfo(
pAdpInfo,
&ulSize);
if (dw == ERROR_SUCCESS)
{
int iAddrSize;
PIP_ADAPTER_INFO p;
PIP_ADDR_STRING ps;
for(p=pAdpInfo; p!=NULL; p=p->Next)
{
INTERESTING_MSG((L"looking at %S, type=0x%x", p->Description, p->Type));
for(ps = &(p->IpAddressList); ps; ps=ps->Next)
{
if (strcmp(ps->IpAddress.String, "0.0.0.0") != 0 &&
strcmp(ps->IpAddress.String, &g_szPublicAddr) != 0)
{
WCHAR wcsBfr[25];
wsprintf(wcsBfr, L"%S", ps->IpAddress.String);
wcscat(lStr, wcsBfr);
wcscat(lStr, szPortBfr);
}
}
}
iAddrSize = wcslen(lStr);
if (iAddrSize)
{
iAddrSize = min(iAddrSize, iSize-1);
memcpy(pVal, lStr, (iAddrSize+1)*sizeof(WCHAR));
TRIVIAL_MSG((L"Copying %d chars for %s", iAddrSize+1, lStr));
}
else
goto done;
hr = S_OK;
}
}
done:
if (pAdpInfo)
free(pAdpInfo);
if (lStr)
free(lStr);
return hr;
}
/******************************************************************
**
** GetGatewayAddr -- returns a flag to
** indicate if a gateway is present
**
******************************************************************/
int GetGatewayAddr(char *retStr)
{
int retval = 0;
PMIB_IPADDRTABLE pmib=NULL;
ULONG ulSize = 0;
DWORD dw;
PIP_ADAPTER_INFO pAdpInfo = NULL;
if (!retStr) return 0;
dw = GetAdaptersInfo(
pAdpInfo,
&ulSize );
if (dw == ERROR_BUFFER_OVERFLOW)
{
pAdpInfo = (IP_ADAPTER_INFO*)malloc(ulSize);
dw = GetAdaptersInfo(
pAdpInfo,
&ulSize);
if (dw == ERROR_SUCCESS)
{
strcpy(retStr, pAdpInfo->GatewayList.IpAddress.String);
retval = 1;
}
free(pAdpInfo);
}
return retval;
}
int LocalFDIsSet(SOCKET fd, fd_set *set)
/*++
Routine Description:
Determines if a specific socket is a contained in an FD_SET.
Arguments:
s - A descriptor identifying the socket.
set - A pointer to an FD_SET.
Returns:
Returns TRUE if socket s is a member of set, otherwise FALSE.
--*/
{
int i = set->fd_count; // index into FD_SET
int rc=FALSE; // user return code
while (i--){
if (set->fd_array[i] == fd) {
rc = TRUE;
} //if
} //while
return (rc);
} // LocalFDIsSet