mirror of
https://github.com/reactos/wine.git
synced 2024-12-01 15:40:43 +00:00
485 lines
13 KiB
C
485 lines
13 KiB
C
/*
|
|
* DOS CONFIG.SYS parser
|
|
*
|
|
* Copyright 1998 Andreas Mohr
|
|
*
|
|
* 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 <stdarg.h>
|
|
#include <stdio.h>
|
|
#ifdef HAVE_UNISTD_H
|
|
# include <unistd.h>
|
|
#endif
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <ctype.h>
|
|
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
|
|
#include "dosexe.h"
|
|
|
|
#include "wine/debug.h"
|
|
#include "wine/unicode.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(profile);
|
|
|
|
|
|
static int DOSCONF_Device(char **confline);
|
|
static int DOSCONF_Dos(char **confline);
|
|
static int DOSCONF_Fcbs(char **confline);
|
|
static int DOSCONF_Break(char **confline);
|
|
static int DOSCONF_Files(char **confline);
|
|
static int DOSCONF_Install(char **confline);
|
|
static int DOSCONF_Lastdrive(char **confline);
|
|
static int DOSCONF_Menu(char **confline);
|
|
static int DOSCONF_Include(char **confline);
|
|
static int DOSCONF_Country(char **confline);
|
|
static int DOSCONF_Numlock(char **confline);
|
|
static int DOSCONF_Switches(char **confline);
|
|
static int DOSCONF_Shell(char **confline);
|
|
static int DOSCONF_Stacks(char **confline);
|
|
static int DOSCONF_Buffers(char **confline);
|
|
static void DOSCONF_Parse(char *menuname);
|
|
|
|
static DOSCONF DOSCONF_config =
|
|
{
|
|
'E', /* lastdrive */
|
|
0, /* brk_flag */
|
|
8, /* files */
|
|
9, /* stacks_nr */
|
|
256, /* stacks_sz */
|
|
15, /* buf */
|
|
1, /* buf2 */
|
|
4, /* fcbs */
|
|
0, /* flags */
|
|
NULL, /* shell */
|
|
NULL /* country */
|
|
};
|
|
|
|
static BOOL DOSCONF_loaded = FALSE;
|
|
|
|
typedef struct {
|
|
const char *tag_name;
|
|
int (*tag_handler)(char **p);
|
|
} TAG_ENTRY;
|
|
|
|
|
|
/*
|
|
* see
|
|
* http://egeria.cm.cf.ac.uk/User/P.L.Poulain/project/internal/allinter.htm
|
|
* or
|
|
* http://www.csulb.edu/~murdock/dosindex.html
|
|
*/
|
|
|
|
static const TAG_ENTRY DOSCONF_tag_entries[] =
|
|
{
|
|
{ ";", NULL },
|
|
{ "REM ", NULL },
|
|
{ "DEVICE", DOSCONF_Device },
|
|
{ "[", DOSCONF_Menu },
|
|
{ "SUBMENU", NULL },
|
|
{ "MENUDEFAULT", DOSCONF_Menu },
|
|
{ "INCLUDE", DOSCONF_Include },
|
|
{ "INSTALL", DOSCONF_Install },
|
|
{ "DOS", DOSCONF_Dos },
|
|
{ "FCBS", DOSCONF_Fcbs },
|
|
{ "BREAK", DOSCONF_Break },
|
|
{ "FILES", DOSCONF_Files },
|
|
{ "SHELL", DOSCONF_Shell },
|
|
{ "STACKS", DOSCONF_Stacks },
|
|
{ "BUFFERS", DOSCONF_Buffers },
|
|
{ "COUNTRY", DOSCONF_Country },
|
|
{ "NUMLOCK", DOSCONF_Numlock },
|
|
{ "SWITCHES", DOSCONF_Switches },
|
|
{ "LASTDRIVE", DOSCONF_Lastdrive }
|
|
};
|
|
|
|
static FILE *DOSCONF_fd = NULL;
|
|
|
|
static char *DOSCONF_menu_default = NULL;
|
|
static int DOSCONF_menu_in_listing = 0; /* we are in the [menu] section */
|
|
static int DOSCONF_menu_skip = 0; /* the current menu gets skipped */
|
|
|
|
static void DOSCONF_skip(char **pconfline)
|
|
{
|
|
char *p;
|
|
|
|
p = *pconfline;
|
|
while ( (*p == ' ') || (*p == '\t') ) p++;
|
|
*pconfline = p;
|
|
}
|
|
|
|
static int DOSCONF_JumpToEntry(char **pconfline, char separator)
|
|
{
|
|
char *p;
|
|
|
|
p = *pconfline;
|
|
while ( (*p != separator) && (*p != '\0') ) p++;
|
|
|
|
if (*p != separator)
|
|
return 0;
|
|
else
|
|
p++;
|
|
|
|
while ( (*p == ' ') || (*p == '\t') ) p++;
|
|
*pconfline = p;
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Device(char **confline)
|
|
{
|
|
int loadhigh = 0;
|
|
|
|
*confline += 6; /* strlen("DEVICE") */
|
|
if (!(strncasecmp(*confline, "HIGH", 4)))
|
|
{
|
|
loadhigh = 1;
|
|
*confline += 4;
|
|
/* FIXME: get DEVICEHIGH parameters if avail ? */
|
|
}
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
TRACE("Loading device '%s'\n", *confline);
|
|
#if 0
|
|
DOSMOD_LoadDevice(*confline, loadhigh);
|
|
#endif
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Dos(char **confline)
|
|
{
|
|
*confline += 3; /* strlen("DOS") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
while (**confline != '\0')
|
|
{
|
|
if (!(strncasecmp(*confline, "HIGH", 4)))
|
|
{
|
|
DOSCONF_config.flags |= DOSCONF_MEM_HIGH;
|
|
*confline += 4;
|
|
}
|
|
else if (!(strncasecmp(*confline, "UMB", 3)))
|
|
{
|
|
DOSCONF_config.flags |= DOSCONF_MEM_UMB;
|
|
*confline += 3;
|
|
}
|
|
else
|
|
{
|
|
(*confline)++;
|
|
}
|
|
|
|
DOSCONF_JumpToEntry(confline, ',');
|
|
}
|
|
TRACE( "DOSCONF_Dos: HIGH is %d, UMB is %d\n",
|
|
(DOSCONF_config.flags & DOSCONF_MEM_HIGH) != 0,
|
|
(DOSCONF_config.flags & DOSCONF_MEM_UMB) != 0 );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Fcbs(char **confline)
|
|
{
|
|
*confline += 4; /* strlen("FCBS") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
DOSCONF_config.fcbs = atoi(*confline);
|
|
if (DOSCONF_config.fcbs > 255)
|
|
{
|
|
WARN( "The FCBS value in the config.sys file is too high! Setting to 255.\n" );
|
|
DOSCONF_config.fcbs = 255;
|
|
}
|
|
TRACE( "DOSCONF_Fcbs returning %d\n", DOSCONF_config.fcbs );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Break(char **confline)
|
|
{
|
|
*confline += 5; /* strlen("BREAK") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
if (!(strcasecmp(*confline, "ON")))
|
|
DOSCONF_config.brk_flag = 1;
|
|
TRACE( "BREAK is %d\n", DOSCONF_config.brk_flag );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Files(char **confline)
|
|
{
|
|
*confline += 5; /* strlen("FILES") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
DOSCONF_config.files = atoi(*confline);
|
|
if (DOSCONF_config.files > 255)
|
|
{
|
|
WARN( "The FILES value in the config.sys file is too high! Setting to 255.\n" );
|
|
DOSCONF_config.files = 255;
|
|
}
|
|
if (DOSCONF_config.files < 8)
|
|
{
|
|
WARN( "The FILES value in the config.sys file is too low! Setting to 8.\n" );
|
|
DOSCONF_config.files = 8;
|
|
}
|
|
TRACE( "DOSCONF_Files returning %d\n", DOSCONF_config.files );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Install(char **confline)
|
|
{
|
|
#if 0
|
|
int loadhigh = 0;
|
|
#endif
|
|
|
|
*confline += 7; /* strlen("INSTALL") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
TRACE( "Installing '%s'\n", *confline );
|
|
#if 0
|
|
DOSMOD_Install(*confline, loadhigh);
|
|
#endif
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Lastdrive(char **confline)
|
|
{
|
|
*confline += 9; /* strlen("LASTDRIVE") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
DOSCONF_config.lastdrive = toupper(**confline);
|
|
TRACE( "Lastdrive %c\n", DOSCONF_config.lastdrive );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Country(char **confline)
|
|
{
|
|
*confline += 7; /* strlen("COUNTRY") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
TRACE( "Country '%s'\n", *confline );
|
|
if (DOSCONF_config.country == NULL)
|
|
DOSCONF_config.country = HeapAlloc(GetProcessHeap(), 0, strlen(*confline) + 1);
|
|
strcpy(DOSCONF_config.country, *confline);
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Numlock(char **confline)
|
|
{
|
|
*confline += 7; /* strlen("NUMLOCK") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
if (!(strcasecmp(*confline, "ON")))
|
|
DOSCONF_config.flags |= DOSCONF_NUMLOCK;
|
|
TRACE( "NUMLOCK is %d\n",
|
|
(DOSCONF_config.flags & DOSCONF_NUMLOCK) != 0 );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Switches(char **confline)
|
|
{
|
|
char *p;
|
|
|
|
*confline += 8; /* strlen("SWITCHES") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
p = strtok(*confline, "/");
|
|
do
|
|
{
|
|
if ( toupper(*p) == 'K')
|
|
DOSCONF_config.flags |= DOSCONF_KEYB_CONV;
|
|
}
|
|
while ((p = strtok(NULL, "/")));
|
|
TRACE( "'Force conventional keyboard' is %d\n",
|
|
(DOSCONF_config.flags & DOSCONF_KEYB_CONV) != 0 );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Shell(char **confline)
|
|
{
|
|
*confline += 5; /* strlen("SHELL") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
TRACE( "Shell '%s'\n", *confline );
|
|
if (DOSCONF_config.shell == NULL)
|
|
DOSCONF_config.shell = HeapAlloc(GetProcessHeap(), 0, strlen(*confline) + 1);
|
|
strcpy(DOSCONF_config.shell, *confline);
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Stacks(char **confline)
|
|
{
|
|
|
|
*confline += 6; /* strlen("STACKS") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
DOSCONF_config.stacks_nr = atoi(strtok(*confline, ","));
|
|
DOSCONF_config.stacks_sz = atoi((strtok(NULL, ",")));
|
|
TRACE( "%d stacks of size %d\n",
|
|
DOSCONF_config.stacks_nr, DOSCONF_config.stacks_sz );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Buffers(char **confline)
|
|
{
|
|
char *p;
|
|
|
|
*confline += 7; /* strlen("BUFFERS") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
p = strtok(*confline, ",");
|
|
DOSCONF_config.buf = atoi(p);
|
|
if ((p = strtok(NULL, ",")))
|
|
DOSCONF_config.buf2 = atoi(p);
|
|
TRACE( "%d primary buffers, %d secondary buffers\n",
|
|
DOSCONF_config.buf, DOSCONF_config.buf2 );
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Menu(char **confline)
|
|
{
|
|
if (!(strncasecmp(*confline, "[MENU]", 6)))
|
|
{
|
|
DOSCONF_menu_in_listing = 1;
|
|
}
|
|
else if ((!(strncasecmp(*confline, "[COMMON]", 8)))
|
|
|| (!(strncasecmp(*confline, "[WINE]", 6))))
|
|
{
|
|
DOSCONF_menu_skip = 0;
|
|
}
|
|
else if (**confline == '[')
|
|
{
|
|
(*confline)++;
|
|
if ((DOSCONF_menu_default)
|
|
&& (!(strncasecmp(*confline, DOSCONF_menu_default,
|
|
strlen(DOSCONF_menu_default)))))
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, DOSCONF_menu_default);
|
|
DOSCONF_menu_default = NULL;
|
|
DOSCONF_menu_skip = 0;
|
|
}
|
|
else
|
|
DOSCONF_menu_skip = 1;
|
|
DOSCONF_menu_in_listing = 0;
|
|
}
|
|
else if (!(strncasecmp(*confline, "menudefault", 11))
|
|
&& (DOSCONF_menu_in_listing))
|
|
{
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
*confline = strtok(*confline, ",");
|
|
DOSCONF_menu_default = HeapAlloc(GetProcessHeap(), 0, strlen(*confline) + 1);
|
|
strcpy(DOSCONF_menu_default, *confline);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int DOSCONF_Include(char **confline)
|
|
{
|
|
fpos_t oldpos;
|
|
char *temp;
|
|
|
|
*confline += 7; /* strlen("INCLUDE") */
|
|
if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
|
|
fgetpos(DOSCONF_fd, &oldpos);
|
|
fseek(DOSCONF_fd, 0, SEEK_SET);
|
|
TRACE( "Including menu '%s'\n", *confline );
|
|
temp = HeapAlloc(GetProcessHeap(), 0, strlen(*confline) + 1);
|
|
strcpy(temp, *confline);
|
|
DOSCONF_Parse(temp);
|
|
HeapFree(GetProcessHeap(), 0, temp);
|
|
fsetpos(DOSCONF_fd, &oldpos);
|
|
return 1;
|
|
}
|
|
|
|
static void DOSCONF_Parse(char *menuname)
|
|
{
|
|
char confline[256];
|
|
char *p, *trail;
|
|
unsigned int i;
|
|
|
|
if (menuname != NULL) /* we need to jump to a certain sub menu */
|
|
{
|
|
while (fgets(confline, 255, DOSCONF_fd))
|
|
{
|
|
p = confline;
|
|
DOSCONF_skip(&p);
|
|
if (*p == '[')
|
|
{
|
|
p++;
|
|
if (!(trail = strrchr(p, ']')))
|
|
return;
|
|
if (!(strncasecmp(p, menuname, (int)trail - (int)p)))
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
while (fgets(confline, 255, DOSCONF_fd))
|
|
{
|
|
p = confline;
|
|
DOSCONF_skip(&p);
|
|
|
|
if ((menuname) && (*p == '['))
|
|
/*
|
|
* we were handling a specific sub menu,
|
|
* but now next menu begins
|
|
*/
|
|
break;
|
|
|
|
if ((trail = strrchr(confline, '\n')))
|
|
*trail = '\0';
|
|
if ((trail = strrchr(confline, '\r')))
|
|
*trail = '\0';
|
|
if (!(DOSCONF_menu_skip))
|
|
{
|
|
for (i = 0; i < sizeof(DOSCONF_tag_entries) / sizeof(TAG_ENTRY);
|
|
i++)
|
|
if (!(strncasecmp(p, DOSCONF_tag_entries[i].tag_name,
|
|
strlen(DOSCONF_tag_entries[i].tag_name))))
|
|
{
|
|
TRACE( "tag '%s'\n", DOSCONF_tag_entries[i].tag_name );
|
|
if (DOSCONF_tag_entries[i].tag_handler != NULL)
|
|
DOSCONF_tag_entries[i].tag_handler(&p);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* the current menu gets skipped */
|
|
DOSCONF_Menu(&p);
|
|
}
|
|
}
|
|
}
|
|
|
|
DOSCONF *DOSCONF_GetConfig(void)
|
|
{
|
|
char *fullname;
|
|
WCHAR filename[MAX_PATH];
|
|
static const WCHAR configW[] = {'c','o','n','f','i','g','.','s','y','s',0};
|
|
|
|
if (DOSCONF_loaded)
|
|
return &DOSCONF_config;
|
|
|
|
/* look for config.sys at the root of the drive containing the windows dir */
|
|
GetWindowsDirectoryW( filename, MAX_PATH );
|
|
strcpyW( filename + 3, configW );
|
|
|
|
if ((fullname = wine_get_unix_file_name(filename)))
|
|
{
|
|
DOSCONF_fd = fopen(fullname, "r");
|
|
HeapFree( GetProcessHeap(), 0, fullname );
|
|
}
|
|
|
|
if (DOSCONF_fd)
|
|
{
|
|
DOSCONF_Parse(NULL);
|
|
fclose(DOSCONF_fd);
|
|
DOSCONF_fd = NULL;
|
|
}
|
|
else WARN( "Couldn't open %s\n", debugstr_w(filename) );
|
|
|
|
DOSCONF_loaded = TRUE;
|
|
return &DOSCONF_config;
|
|
}
|