wine/dlls/ifsmgr.vxd/ifsmgr.c
2009-01-23 13:14:14 +01:00

153 lines
4.9 KiB
C

/*
* IFSMGR VxD implementation
*
* Copyright 1998 Marcus Meissner
* Copyright 1998 Ulrich Weigand
* Copyright 1998 Patrik Stridvall
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/* NOTES
* These ioctls are used by 'MSNET32.DLL'.
*
* I have been unable to uncover any documentation about the ioctls so
* the implementation of the cases IFS_IOCTL_21 and IFS_IOCTL_2F are
* based on reasonable guesses on information found in the Windows 95 DDK.
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(vxd);
extern void WINAPI CallBuiltinHandler( CONTEXT86 *context, BYTE intnum ); /* from winedos */
/*
* IFSMgr DeviceIO service
*/
#define IFS_IOCTL_21 100
#define IFS_IOCTL_2F 101
#define IFS_IOCTL_GET_RES 102
#define IFS_IOCTL_GET_NETPRO_NAME_A 103
struct win32apireq {
unsigned long ar_proid;
unsigned long ar_eax;
unsigned long ar_ebx;
unsigned long ar_ecx;
unsigned long ar_edx;
unsigned long ar_esi;
unsigned long ar_edi;
unsigned long ar_ebp;
unsigned short ar_error;
unsigned short ar_pad;
};
static void win32apieq_2_CONTEXT(const struct win32apireq *pIn, CONTEXT86 *pCxt)
{
memset(pCxt,0,sizeof(*pCxt));
pCxt->ContextFlags=CONTEXT86_INTEGER|CONTEXT86_CONTROL;
pCxt->Eax = pIn->ar_eax;
pCxt->Ebx = pIn->ar_ebx;
pCxt->Ecx = pIn->ar_ecx;
pCxt->Edx = pIn->ar_edx;
pCxt->Esi = pIn->ar_esi;
pCxt->Edi = pIn->ar_edi;
/* FIXME: Only partial CONTEXT86_CONTROL */
pCxt->Ebp = pIn->ar_ebp;
/* FIXME: pIn->ar_proid ignored */
/* FIXME: pIn->ar_error ignored */
/* FIXME: pIn->ar_pad ignored */
}
static void CONTEXT_2_win32apieq(const CONTEXT86 *pCxt, struct win32apireq *pOut)
{
memset(pOut,0,sizeof(struct win32apireq));
pOut->ar_eax = pCxt->Eax;
pOut->ar_ebx = pCxt->Ebx;
pOut->ar_ecx = pCxt->Ecx;
pOut->ar_edx = pCxt->Edx;
pOut->ar_esi = pCxt->Esi;
pOut->ar_edi = pCxt->Edi;
/* FIXME: Only partial CONTEXT86_CONTROL */
pOut->ar_ebp = pCxt->Ebp;
/* FIXME: pOut->ar_proid ignored */
/* FIXME: pOut->ar_error ignored */
/* FIXME: pOut->ar_pad ignored */
}
/***********************************************************************
* DeviceIoControl (IFSMGR.VXD.@)
*/
BOOL WINAPI IFSMGR_DeviceIoControl(DWORD dwIoControlCode, LPVOID lpvInBuffer, DWORD cbInBuffer,
LPVOID lpvOutBuffer, DWORD cbOutBuffer,
LPDWORD lpcbBytesReturned,
LPOVERLAPPED lpOverlapped)
{
TRACE("(%d,%p,%d,%p,%d,%p,%p): stub\n",
dwIoControlCode, lpvInBuffer,cbInBuffer, lpvOutBuffer,cbOutBuffer,
lpcbBytesReturned, lpOverlapped);
switch (dwIoControlCode)
{
case IFS_IOCTL_21:
case IFS_IOCTL_2F:
{
CONTEXT86 cxt;
struct win32apireq *pIn=lpvInBuffer;
struct win32apireq *pOut=lpvOutBuffer;
TRACE( "Control '%s': "
"proid=0x%08lx, eax=0x%08lx, ebx=0x%08lx, ecx=0x%08lx, "
"edx=0x%08lx, esi=0x%08lx, edi=0x%08lx, ebp=0x%08lx, "
"error=0x%04x, pad=0x%04x\n",
(dwIoControlCode==IFS_IOCTL_21)?"IFS_IOCTL_21":"IFS_IOCTL_2F",
pIn->ar_proid, pIn->ar_eax, pIn->ar_ebx, pIn->ar_ecx,
pIn->ar_edx, pIn->ar_esi, pIn->ar_edi, pIn->ar_ebp,
pIn->ar_error, pIn->ar_pad );
win32apieq_2_CONTEXT(pIn,&cxt);
if(dwIoControlCode==IFS_IOCTL_21)
CallBuiltinHandler( &cxt, 0x21 );
else
CallBuiltinHandler( &cxt, 0x2f );
CONTEXT_2_win32apieq(&cxt,pOut);
return TRUE;
}
case IFS_IOCTL_GET_RES:
FIXME( "Control 'IFS_IOCTL_GET_RES' not implemented\n");
return FALSE;
case IFS_IOCTL_GET_NETPRO_NAME_A:
FIXME( "Control 'IFS_IOCTL_GET_NETPRO_NAME_A' not implemented\n");
return FALSE;
default:
FIXME( "Control %d not implemented\n", dwIoControlCode);
return FALSE;
}
}