wine/dlls/crtdll/crtdll_main.c
2008-12-17 15:00:28 +01:00

200 lines
5.3 KiB
C

/*
* Old C RunTime DLL - All functionality is provided by msvcrt.
*
* Copyright 2000 Jon Griffiths
*
* 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 <stdarg.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#include "windef.h"
#include "winbase.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(crtdll);
/* from msvcrt */
extern void CDECL __getmainargs( int *argc, char ***argv, char ***envp,
int expand_wildcards, int *new_mode );
/* The following data items are not exported from msvcrt */
unsigned int CRTDLL__basemajor_dll = 0;
unsigned int CRTDLL__baseminor_dll = 0;
unsigned int CRTDLL__baseversion_dll = 0;
unsigned int CRTDLL__cpumode_dll = 0;
unsigned int CRTDLL__osmajor_dll = 0;
unsigned int CRTDLL__osminor_dll = 0;
unsigned int CRTDLL__osmode_dll = 0;
unsigned int CRTDLL__osversion_dll = 0;
/* dev_t is a short in crtdll but an unsigned int in msvcrt */
typedef short crtdll_dev_t;
struct crtdll_stat
{
crtdll_dev_t st_dev;
_ino_t st_ino;
unsigned short st_mode;
short st_nlink;
short st_uid;
short st_gid;
crtdll_dev_t st_rdev;
_off_t st_size;
time_t st_atime;
time_t st_mtime;
time_t st_ctime;
};
/* convert struct _stat from crtdll format to msvcrt format */
static void convert_struct_stat( struct crtdll_stat *dst, const struct _stat *src )
{
dst->st_dev = src->st_dev;
dst->st_ino = src->st_ino;
dst->st_mode = src->st_mode;
dst->st_nlink = src->st_nlink;
dst->st_uid = src->st_uid;
dst->st_gid = src->st_gid;
dst->st_rdev = src->st_rdev;
dst->st_size = src->st_size;
dst->st_atime = src->st_atime;
dst->st_mtime = src->st_mtime;
dst->st_ctime = src->st_ctime;
}
/*********************************************************************
* DllMain (CRTDLL.init)
*/
BOOL WINAPI DllMain(HINSTANCE hinstDLL,DWORD fdwReason,LPVOID lpvReserved)
{
TRACE("(%p,%d,%p)\n",hinstDLL,fdwReason,lpvReserved);
if (fdwReason == DLL_PROCESS_ATTACH)
{
DWORD version = GetVersion();
DisableThreadLibraryCalls(hinstDLL);
CRTDLL__basemajor_dll = (version >> 24) & 0xFF;
CRTDLL__baseminor_dll = (version >> 16) & 0xFF;
CRTDLL__baseversion_dll = (version >> 16);
CRTDLL__cpumode_dll = 1; /* FIXME */
CRTDLL__osmajor_dll = (version>>8) & 0xFF;
CRTDLL__osminor_dll = (version & 0xFF);
CRTDLL__osmode_dll = 1; /* FIXME */
CRTDLL__osversion_dll = (version & 0xFFFF);
}
return TRUE;
}
/*********************************************************************
* __GetMainArgs (CRTDLL.@)
*/
void CDECL __GetMainArgs( int *argc, char ***argv, char ***envp, int expand_wildcards )
{
int new_mode = 0;
__getmainargs( argc, argv, envp, expand_wildcards, &new_mode );
}
/*********************************************************************
* _fstat (CRTDLL.@)
*/
int CDECL CRTDLL__fstat(int fd, struct crtdll_stat* buf)
{
struct _stat st;
int ret;
if (!(ret = _fstat( fd, &st ))) convert_struct_stat( buf, &st );
return ret;
}
/*********************************************************************
* _stat (CRTDLL.@)
*/
int CDECL CRTDLL__stat(const char* path, struct crtdll_stat * buf)
{
struct _stat st;
int ret;
if (!(ret = _stat( path, &st ))) convert_struct_stat( buf, &st );
return ret;
}
/*********************************************************************
* _strdec (CRTDLL.@)
*/
char * CDECL _strdec(const char *str1, const char *str2)
{
return (char *)(str2 - 1);
}
/*********************************************************************
* _strinc (CRTDLL.@)
*/
char * CDECL _strinc(const char *str)
{
return (char *)(str + 1);
}
/*********************************************************************
* _strncnt (CRTDLL.@)
*/
size_t CDECL _strncnt(const char *str, size_t maxlen)
{
size_t len = strlen(str);
return (len > maxlen) ? maxlen : len;
}
/*********************************************************************
* _strnextc (CRTDLL.@)
*/
unsigned int CDECL _strnextc(const char *str)
{
return (unsigned int)str[0];
}
/*********************************************************************
* _strninc (CRTDLL.@)
*/
char * CDECL _strninc(const char *str, size_t len)
{
return (char *)(str + len);
}
/*********************************************************************
* _strspnp (CRTDLL.@)
*/
char * CDECL _strspnp( const char *str1, const char *str2)
{
str1 += strspn( str1, str2 );
return *str1 ? (char*)str1 : NULL;
}