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winedos: Merge the parallel port device I/O handling into ioports.c.

This commit is contained in:
Alexandre Julliard 2010-01-04 16:20:54 +01:00
parent 9492e1808b
commit c7a57ee1a1
4 changed files with 306 additions and 361 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
dlls/winedos/Makefile.in
View File

@ -28,7 +28,6 @@ C_SRCS = \
interrupts.c \
ioports.c \
module.c \
ppdev.c \
relay.c \
soundblaster.c \
timer.c \

5
dlls/winedos/dosexe.h
View File

@ -478,11 +478,6 @@ void DOSVM_BuildCallFrame( CONTEXT86 *, DOSRELAY, LPVOID );
extern void SB_ioport_out( WORD port, BYTE val );
extern BYTE SB_ioport_in( WORD port );
/* ppdev.c */
extern BOOL IO_pp_outp(int port, DWORD* res);
extern int IO_pp_inp(int port, DWORD* res);
extern char IO_pp_init(void);
/* timer.c */
extern void WINAPI DOSVM_Int08Handler(CONTEXT86*);

309
dlls/winedos/ioports.c
View File

@ -3,6 +3,7 @@
*
* Copyright 1995 Morten Welinder
* Copyright 1998 Andreas Mohr, Ove Kaaven
* Copyright 2001 Uwe Bonnes
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -29,6 +30,22 @@
#include <stdarg.h>
#include <stdlib.h>
#include <sys/types.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_PPDEV
#include <fcntl.h>
#include <errno.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#ifdef HAVE_LINUX_IOCTL_H
# include <linux/ioctl.h>
#endif
#include <linux/ppdev.h>
#endif
#include "windef.h"
#include "winbase.h"
@ -42,11 +59,11 @@
WINE_DEFAULT_DEBUG_CHANNEL(int);
#if defined(linux) && defined(__i386__)
#ifdef linux
# define DIRECT_IO_ACCESS
#else
# undef DIRECT_IO_ACCESS
#endif /* linux && __i386__ */
#endif
static struct {
WORD countmax;
@ -425,8 +442,294 @@ static void IO_port_init(void)
#endif /* DIRECT_IO_ACCESS */
#ifdef HAVE_PPDEV
typedef struct _PPDEVICESTRUCT{
int fd; /* NULL if device not available */
char *devicename;
int userbase; /* where wine thinks the ports are */
DWORD lastaccess; /* or NULL if release */
int timeout; /* time in second of inactivity to release the port */
} PPDeviceStruct;
static PPDeviceStruct PPDeviceList[5];
static int PPDeviceNum=0;
static int IO_pp_sort(const void *p1,const void *p2)
{
return ((const PPDeviceStruct*)p1)->userbase - ((const PPDeviceStruct*)p2)->userbase;
}
/* IO_pp_init
*
* Read the ppdev entries from wine.conf, open the device and check
* for necessary IOCTRL
* Report verbose about possible errors
*/
static char IO_pp_init(void)
{
char name[80];
char buffer[256];
HANDLE root, hkey;
int i,idx=0,fd,res,userbase,nports=0;
char * timeout;
char ret=1;
int lasterror;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
static const WCHAR configW[] = {'S','o','f','t','w','a','r','e','\\',
'W','i','n','e','\\','V','D','M','\\','p','p','d','e','v',0};
TRACE("\n");
RtlOpenCurrentUser( KEY_ALL_ACCESS, &root );
attr.Length = sizeof(attr);
attr.RootDirectory = root;
attr.ObjectName = &nameW;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &nameW, configW );
/* @@ Wine registry key: HKCU\Software\Wine\VDM\ppdev */
if (NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr )) hkey = 0;
NtClose( root );
if (!hkey) return 1;
for (;;)
{
DWORD total_size, len;
char temp[256];
KEY_VALUE_FULL_INFORMATION *info = (KEY_VALUE_FULL_INFORMATION *)temp;
if (NtEnumerateValueKey( hkey, idx, KeyValueFullInformation,
temp, sizeof(temp), &total_size )) break;
if (info->Type != REG_SZ) break;
RtlUnicodeToMultiByteN( name, sizeof(name)-1, &len, info->Name, info->NameLength );
name[len] = 0;
RtlUnicodeToMultiByteN( buffer, sizeof(buffer)-1, &len,
(WCHAR *)(temp + info->DataOffset), total_size-info->DataOffset );
buffer[len] = 0;
idx++;
if(nports >4)
{
FIXME("Make the PPDeviceList larger than 5 elements\n");
break;
}
TRACE("Device '%s' at virtual userbase '%s'\n", buffer,name);
timeout = strchr(buffer,',');
if (timeout)
*timeout++=0;
fd=open(buffer,O_RDWR);
lasterror=errno;
if (fd == -1)
{
WARN("Configuration: No access to %s Cause: %s\n",buffer,strerror(lasterror));
WARN("Rejecting configuration item\n");
if (lasterror == ENODEV)
ERR("Is the ppdev module loaded?\n");
continue;
}
userbase = strtol(name, NULL, 16);
if ( errno == ERANGE)
{
WARN("Configuration: Invalid base %s for %s\n",name,buffer);
WARN("Rejecting configuration item\n");
continue;
}
if (ioctl (fd,PPCLAIM,0))
{
ERR("PPCLAIM rejected %s\n",buffer);
ERR("Perhaps the device is already in use or nonexistent\n");
continue;
}
if (nports > 0)
{
for (i=0; i<= nports; i++)
{
if (PPDeviceList[i].userbase == userbase)
{
WARN("Configuration: %s uses the same virtual ports as %s\n",
buffer,PPDeviceList[0].devicename);
WARN("Configuration: Rejecting configuration item\n");
userbase = 0;
break;
}
}
if (!userbase) continue;
}
/* Check for the minimum required IOCTLS */
if ((ioctl(fd,PPRDATA,&res))||
(ioctl(fd,PPRSTATUS,&res))||
(ioctl(fd,PPRCONTROL,&res)))
{
ERR("PPUSER IOCTL not available for parport device %s\n",buffer);
continue;
}
if (ioctl (fd,PPRELEASE,0))
{
ERR("PPRELEASE rejected %s\n",buffer);
ERR("Perhaps the device is already in use or nonexistent\n");
continue;
}
PPDeviceList[nports].devicename = HeapAlloc(GetProcessHeap(), 0, sizeof(buffer)+1);
if (!PPDeviceList[nports].devicename)
{
ERR("No (more) space for devicename\n");
break;
}
strcpy(PPDeviceList[nports].devicename,buffer);
PPDeviceList[nports].fd = fd;
PPDeviceList[nports].userbase = userbase;
PPDeviceList[nports].lastaccess=GetTickCount();
if (timeout)
{
PPDeviceList[nports].timeout = strtol(timeout, NULL, 10);
if (errno == ERANGE)
{
WARN("Configuration: Invalid timeout %s in configuration for %s, Setting to 0\n",
timeout,buffer);
PPDeviceList[nports].timeout = 0;
}
}
else
PPDeviceList[nports].timeout = 0;
nports++;
}
TRACE("found %d ports\n",nports);
NtClose( hkey );
PPDeviceNum= nports;
if (nports > 1)
/* sort in ascending order for userbase for faster access */
qsort (PPDeviceList,PPDeviceNum,sizeof(PPDeviceStruct),IO_pp_sort);
if (nports)
ret=0;
for (idx= 0;idx<PPDeviceNum; idx++)
TRACE("found device %s userbase %x fd %x timeout %d\n",
PPDeviceList[idx].devicename, PPDeviceList[idx].userbase,
PPDeviceList[idx].fd,PPDeviceList[idx].timeout);
/* FIXME:
register a timer callback perhaps every 30 seconds to release unused ports
Set lastaccess = 0 as indicator when port was released
*/
return ret;
}
/* IO_pp_do_access
*
* Do the actual IOCTL
* Return NULL on success
*/
static int IO_pp_do_access(int idx,int ppctl, DWORD* res)
{
int ret;
if (ioctl(PPDeviceList[idx].fd,PPCLAIM,0))
{
ERR("Can't reclaim device %s, PPUSER/PPDEV handling confused\n",
PPDeviceList[idx].devicename);
return 1;
}
ret = ioctl(PPDeviceList[idx].fd,ppctl,res);
if (ioctl(PPDeviceList[idx].fd,PPRELEASE,0))
{
ERR("Can't release device %s, PPUSER/PPDEV handling confused\n",
PPDeviceList[idx].devicename);
return 1;
}
return ret;
}
/* IO_pp_inp
*
* Check if we can satisfy the INP command with some of the configured PPDEV deviced
* Return NULL on success
*/
static int IO_pp_inp(int port, DWORD* res)
{
int idx,j=0;
for (idx=0;idx<PPDeviceNum ;idx++)
{
j = port - PPDeviceList[idx].userbase;
if (j <0) return 1;
switch (j)
{
case 0:
return IO_pp_do_access(idx,PPRDATA,res);
case 1:
return IO_pp_do_access(idx,PPRSTATUS,res);
case 2:
return IO_pp_do_access(idx,PPRCONTROL,res);
case 0x400:
case 0x402:
case 3:
case 4:
case 0x401:
FIXME("Port 0x%x not accessible for reading with ppdev\n",port);
FIXME("If this is causing problems, try direct port access\n");
return 1;
default:
break;
}
}
return 1;
}
/* IO_pp_outp
*
* Check if we can satisfy the OUTP command with some of the configured PPDEV deviced
* Return NULL on success
*/
static BOOL IO_pp_outp(int port, DWORD* res)
{
int idx,j=0;
for (idx=0;idx<PPDeviceNum ;idx++)
{
j = port - PPDeviceList[idx].userbase;
if (j <0) return 1;
switch (j)
{
case 0:
return IO_pp_do_access(idx,PPWDATA,res);
case 2:
{
/* We can't switch port direction via PPWCONTROL,
so do it via PPDATADIR
*/
DWORD mode = *res & 0x20;
IO_pp_do_access(idx,PPDATADIR,&mode);
mode = (*res & ~0x20);
return IO_pp_do_access(idx,PPWCONTROL,&mode);
}
case 1:
case 0x400:
case 0x402:
case 3:
case 4:
case 0x401:
FIXME("Port %d not accessible for writing with ppdev\n",port);
FIXME("If this is causing problems, try direct port access\n");
return 1;
default:
break;
}
}
return TRUE;
}
#endif /* HAVE_PPDEV */
/**********************************************************************
* inport (WINEDOS.@)
* DOSVM_inport
*
* Note: The size argument has to be handled correctly _externally_
* (as we always return a DWORD)

352
dlls/winedos/ppdev.c
View File

@ -1,352 +0,0 @@
/*
* Parallel port device support
*
* Copyright 2001 Uwe Bonnes
*
* 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
*/
#include "config.h"
#include "wine/port.h"
#include "windef.h"
#ifdef HAVE_PPDEV
#include <stdarg.h>
#include <stdlib.h>
#include <sys/types.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#include <fcntl.h>
#include <errno.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#ifdef HAVE_LINUX_IOCTL_H
# include <linux/ioctl.h>
#endif
#include <linux/ppdev.h>
#include "winerror.h"
#include "winbase.h"
#include "winreg.h"
#include "winternl.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(int);
typedef struct _PPDEVICESTRUCT{
int fd; /* NULL if device not available */
char *devicename;
int userbase; /* where wine thinks the ports are */
DWORD lastaccess; /* or NULL if release */
int timeout; /* time in second of inactivity to release the port */
} PPDeviceStruct;
static PPDeviceStruct PPDeviceList[5];
static int PPDeviceNum=0;
static int IO_pp_sort(const void *p1,const void *p2)
{
return ((const PPDeviceStruct*)p1)->userbase - ((const PPDeviceStruct*)p2)->userbase;
}
/* IO_pp_init
*
* Read the ppdev entries from wine.conf, open the device and check
* for necessary IOCTRL
* Report verbose about possible errors
*/
char IO_pp_init(void)
{
char name[80];
char buffer[256];
HANDLE root, hkey;
int i,idx=0,fd,res,userbase,nports=0;
char * timeout;
char ret=1;
int lasterror;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
static const WCHAR configW[] = {'S','o','f','t','w','a','r','e','\\',
'W','i','n','e','\\','V','D','M','\\','p','p','d','e','v',0};
TRACE("\n");
RtlOpenCurrentUser( KEY_ALL_ACCESS, &root );
attr.Length = sizeof(attr);
attr.RootDirectory = root;
attr.ObjectName = &nameW;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &nameW, configW );
/* @@ Wine registry key: HKCU\Software\Wine\VDM\ppdev */
if (NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr )) hkey = 0;
NtClose( root );
if (!hkey) return 1;
for (;;)
{
DWORD total_size, len;
char temp[256];
KEY_VALUE_FULL_INFORMATION *info = (KEY_VALUE_FULL_INFORMATION *)temp;
if (NtEnumerateValueKey( hkey, idx, KeyValueFullInformation,
temp, sizeof(temp), &total_size )) break;
if (info->Type != REG_SZ) break;
RtlUnicodeToMultiByteN( name, sizeof(name)-1, &len, info->Name, info->NameLength );
name[len] = 0;
RtlUnicodeToMultiByteN( buffer, sizeof(buffer)-1, &len,
(WCHAR *)(temp + info->DataOffset), total_size-info->DataOffset );
buffer[len] = 0;
idx++;
if(nports >4)
{
FIXME("Make the PPDeviceList larger than 5 elements\n");
break;
}
TRACE("Device '%s' at virtual userbase '%s'\n", buffer,name);
timeout = strchr(buffer,',');
if (timeout)
*timeout++=0;
fd=open(buffer,O_RDWR);
lasterror=errno;
if (fd == -1)
{
WARN("Configuration: No access to %s Cause: %s\n",buffer,strerror(lasterror));
WARN("Rejecting configuration item\n");
if (lasterror == ENODEV)
ERR("Is the ppdev module loaded?\n");
continue;
}
userbase = strtol(name, NULL, 16);
if ( errno == ERANGE)
{
WARN("Configuration: Invalid base %s for %s\n",name,buffer);
WARN("Rejecting configuration item\n");
continue;
}
if (ioctl (fd,PPCLAIM,0))
{
ERR("PPCLAIM rejected %s\n",buffer);
ERR("Perhaps the device is already in use or nonexistent\n");
continue;
}
if (nports > 0)
{
for (i=0; i<= nports; i++)
{
if (PPDeviceList[i].userbase == userbase)
{
WARN("Configuration: %s uses the same virtual ports as %s\n",
buffer,PPDeviceList[0].devicename);
WARN("Configuration: Rejecting configuration item\n");
userbase = 0;
break;
}
}
if (!userbase) continue;
}
/* Check for the minimum required IOCTLS */
if ((ioctl(fd,PPRDATA,&res))||
(ioctl(fd,PPRSTATUS,&res))||
(ioctl(fd,PPRCONTROL,&res)))
{
ERR("PPUSER IOCTL not available for parport device %s\n",buffer);
continue;
}
if (ioctl (fd,PPRELEASE,0))
{
ERR("PPRELEASE rejected %s\n",buffer);
ERR("Perhaps the device is already in use or nonexistent\n");
continue;
}
PPDeviceList[nports].devicename = HeapAlloc(GetProcessHeap(), 0, sizeof(buffer)+1);
if (!PPDeviceList[nports].devicename)
{
ERR("No (more) space for devicename\n");
break;
}
strcpy(PPDeviceList[nports].devicename,buffer);
PPDeviceList[nports].fd = fd;
PPDeviceList[nports].userbase = userbase;
PPDeviceList[nports].lastaccess=GetTickCount();
if (timeout)
{
PPDeviceList[nports].timeout = strtol(timeout, NULL, 10);
if (errno == ERANGE)
{
WARN("Configuration: Invalid timeout %s in configuration for %s, Setting to 0\n",
timeout,buffer);
PPDeviceList[nports].timeout = 0;
}
}
else
PPDeviceList[nports].timeout = 0;
nports++;
}
TRACE("found %d ports\n",nports);
NtClose( hkey );
PPDeviceNum= nports;
if (nports > 1)
/* sort in ascending order for userbase for faster access */
qsort (PPDeviceList,PPDeviceNum,sizeof(PPDeviceStruct),IO_pp_sort);
if (nports)
ret=0;
for (idx= 0;idx<PPDeviceNum; idx++)
TRACE("found device %s userbase %x fd %x timeout %d\n",
PPDeviceList[idx].devicename, PPDeviceList[idx].userbase,
PPDeviceList[idx].fd,PPDeviceList[idx].timeout);
/* FIXME:
register a timer callback perhaps every 30 seconds to release unused ports
Set lastaccess = 0 as indicator when port was released
*/
return ret;
}
/* IO_pp_do_access
*
* Do the actual IOCTL
* Return NULL on success
*/
static int IO_pp_do_access(int idx,int ppctl, DWORD* res)
{
int ret;
if (ioctl(PPDeviceList[idx].fd,PPCLAIM,0))
{
ERR("Can't reclaim device %s, PPUSER/PPDEV handling confused\n",
PPDeviceList[idx].devicename);
return 1;
}
ret = ioctl(PPDeviceList[idx].fd,ppctl,res);
if (ioctl(PPDeviceList[idx].fd,PPRELEASE,0))
{
ERR("Can't release device %s, PPUSER/PPDEV handling confused\n",
PPDeviceList[idx].devicename);
return 1;
}
return ret;
}
/* IO_pp_inp
*
* Check if we can satisfy the INP command with some of the configured PPDEV deviced
* Return NULL on success
*/
int IO_pp_inp(int port, DWORD* res)
{
int idx,j=0;
for (idx=0;idx<PPDeviceNum ;idx++)
{
j = port - PPDeviceList[idx].userbase;
if (j <0) return 1;
switch (j)
{
case 0:
return IO_pp_do_access(idx,PPRDATA,res);
case 1:
return IO_pp_do_access(idx,PPRSTATUS,res);
case 2:
return IO_pp_do_access(idx,PPRCONTROL,res);
case 0x400:
case 0x402:
case 3:
case 4:
case 0x401:
FIXME("Port 0x%x not accessible for reading with ppdev\n",port);
FIXME("If this is causing problems, try direct port access\n");
return 1;
default:
break;
}
}
return 1;
}
/* IO_pp_outp
*
* Check if we can satisfy the OUTP command with some of the configured PPDEV deviced
* Return NULL on success
*/
BOOL IO_pp_outp(int port, DWORD* res)
{
int idx,j=0;
for (idx=0;idx<PPDeviceNum ;idx++)
{
j = port - PPDeviceList[idx].userbase;
if (j <0) return 1;
switch (j)
{
case 0:
return IO_pp_do_access(idx,PPWDATA,res);
case 2:
{
/* We can't switch port direction via PPWCONTROL,
so do it via PPDATADIR
*/
DWORD mode = *res & 0x20;
IO_pp_do_access(idx,PPDATADIR,&mode);
mode = (*res & ~0x20);
return IO_pp_do_access(idx,PPWCONTROL,&mode);
}
case 1:
case 0x400:
case 0x402:
case 3:
case 4:
case 0x401:
FIXME("Port %d not accessible for writing with ppdev\n",port);
FIXME("If this is causing problems, try direct port access\n");
return 1;
default:
break;
}
}
return TRUE;
}
#else /* HAVE_PPDEV */
char IO_pp_init(void)
{
return 1;
}
int IO_pp_inp(int port, DWORD* res)
{
return 1;
}
BOOL IO_pp_outp(int port, DWORD* res)
{
return TRUE;
}
#endif /* HAVE_PPDEV */