wine/dlls/msvcrt/scanf.c
2007-06-25 11:43:58 +02:00

192 lines
4.7 KiB
C

/*
* general implementation of scanf used by scanf, sscanf, fscanf,
* _cscanf, wscanf, swscanf and fwscanf
*
* Copyright 1996,1998 Marcus Meissner
* Copyright 1996 Jukka Iivonen
* Copyright 1997,2000 Uwe Bonnes
* Copyright 2000 Jon Griffiths
* Copyright 2002 Daniel Gudbjartsson
*
* 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 <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "msvcrt.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
extern MSVCRT_FILE MSVCRT__iob[];
/* helper function for *scanf. Returns the value of character c in the
* given base, or -1 if the given character is not a digit of the base.
*/
static int char2digit(char c, int base) {
if ((c>='0') && (c<='9') && (c<='0'+base-1)) return (c-'0');
if (base<=10) return -1;
if ((c>='A') && (c<='Z') && (c<='A'+base-11)) return (c-'A'+10);
if ((c>='a') && (c<='z') && (c<='a'+base-11)) return (c-'a'+10);
return -1;
}
/* helper function for *wscanf. Returns the value of character c in the
* given base, or -1 if the given character is not a digit of the base.
*/
static int wchar2digit(MSVCRT_wchar_t c, int base) {
if ((c>='0') && (c<='9') && (c<='0'+base-1)) return (c-'0');
if (base<=10) return -1;
if ((c>='A') && (c<='Z') && (c<='A'+base-11)) return (c-'A'+10);
if ((c>='a') && (c<='z') && (c<='a'+base-11)) return (c-'a'+10);
return -1;
}
/* vfscanf */
#undef WIDE_SCANF
#undef CONSOLE
#undef STRING
#include "scanf.h"
/* vfwscanf */
#define WIDE_SCANF 1
#undef CONSOLE
#undef STRING
#include "scanf.h"
/* vsscanf */
#undef WIDE_SCANF
#undef CONSOLE
#define STRING 1
#include "scanf.h"
/* vswscanf */
#define WIDE_SCANF 1
#undef CONSOLE
#define STRING 1
#include "scanf.h"
/* vcscanf */
#undef WIDE_SCANF
#define CONSOLE 1
#undef STRING
#include "scanf.h"
/*********************************************************************
* fscanf (MSVCRT.@)
*/
int CDECL MSVCRT_fscanf(MSVCRT_FILE *file, const char *format, ...)
{
va_list valist;
int res;
va_start(valist, format);
res = MSVCRT_vfscanf(file, format, valist);
va_end(valist);
return res;
}
/*********************************************************************
* scanf (MSVCRT.@)
*/
int CDECL MSVCRT_scanf(const char *format, ...)
{
va_list valist;
int res;
va_start(valist, format);
res = MSVCRT_vfscanf(MSVCRT_stdin, format, valist);
va_end(valist);
return res;
}
/*********************************************************************
* fwscanf (MSVCRT.@)
*/
int CDECL MSVCRT_fwscanf(MSVCRT_FILE *file, const MSVCRT_wchar_t *format, ...)
{
va_list valist;
int res;
va_start(valist, format);
res = MSVCRT_vfwscanf(file, format, valist);
va_end(valist);
return res;
}
/*********************************************************************
* wscanf (MSVCRT.@)
*/
int CDECL MSVCRT_wscanf(const MSVCRT_wchar_t *format, ...)
{
va_list valist;
int res;
va_start(valist, format);
res = MSVCRT_vfwscanf(MSVCRT_stdin, format, valist);
va_end(valist);
return res;
}
/*********************************************************************
* sscanf (MSVCRT.@)
*/
int CDECL MSVCRT_sscanf(const char *str, const char *format, ...)
{
va_list valist;
int res;
va_start(valist, format);
res = MSVCRT_vsscanf(str, format, valist);
va_end(valist);
return res;
}
/*********************************************************************
* swscanf (MSVCRT.@)
*/
int CDECL MSVCRT_swscanf(const MSVCRT_wchar_t *str, const MSVCRT_wchar_t *format, ...)
{
va_list valist;
int res;
va_start(valist, format);
res = MSVCRT_vswscanf(str, format, valist);
va_end(valist);
return res;
}
/*********************************************************************
* _cscanf (MSVCRT.@)
*/
int CDECL _cscanf(const char *format, ...)
{
va_list valist;
int res;
va_start(valist, format);
res = MSVCRT_vcscanf(format, valist);
va_end(valist);
return res;
}