2 * general implementation of scanf used by scanf, sscanf, fscanf,
3 * _cscanf, wscanf, swscanf and fwscanf
5 * Copyright 1996,1998 Marcus Meissner
6 * Copyright 1996 Jukka Iivonen
7 * Copyright 1997,2000 Uwe Bonnes
8 * Copyright 2000 Jon Griffiths
9 * Copyright 2002 Daniel Gudbjartsson
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
33 #include "wine/debug.h"
35 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
37 extern MSVCRT_FILE MSVCRT__iob[];
39 /* helper function for *scanf. Returns the value of character c in the
40 * given base, or -1 if the given character is not a digit of the base.
42 static int char2digit(char c, int base) {
43 if ((c>='0') && (c<='9') && (c<='0'+base-1)) return (c-'0');
44 if (base<=10) return -1;
45 if ((c>='A') && (c<='Z') && (c<='A'+base-11)) return (c-'A'+10);
46 if ((c>='a') && (c<='z') && (c<='a'+base-11)) return (c-'a'+10);
50 /* helper function for *wscanf. Returns the value of character c in the
51 * given base, or -1 if the given character is not a digit of the base.
53 static int wchar2digit(MSVCRT_wchar_t c, int base) {
54 if ((c>=L'0') && (c<=L'9') && (c<=L'0'+base-1)) return (c-L'0');
55 if (base<=10) return -1;
56 if ((c>=L'A') && (c<=L'Z') && (c<=L'A'+base-11)) return (c-L'A'+10);
57 if ((c>=L'a') && (c<=L'z') && (c<=L'a'+base-11)) return (c-L'a'+10);
92 /*********************************************************************
95 int MSVCRT_fscanf(MSVCRT_FILE *file, const char *format, ...)
100 va_start(valist, format);
101 res = MSVCRT_vfscanf(file, format, valist);
106 /*********************************************************************
109 int MSVCRT_scanf(const char *format, ...)
114 va_start(valist, format);
115 res = MSVCRT_vfscanf(MSVCRT_stdin, format, valist);
120 /*********************************************************************
123 int MSVCRT_fwscanf(MSVCRT_FILE *file, const MSVCRT_wchar_t *format, ...)
128 va_start(valist, format);
129 res = MSVCRT_vfwscanf(file, format, valist);
135 /*********************************************************************
138 int MSVCRT_wscanf(const MSVCRT_wchar_t *format, ...)
143 va_start(valist, format);
144 res = MSVCRT_vfwscanf(MSVCRT_stdin, format, valist);
150 /*********************************************************************
153 int MSVCRT_sscanf(const char *str, const char *format, ...)
158 va_start(valist, format);
159 res = MSVCRT_vsscanf(str, format, valist);
165 /*********************************************************************
168 int MSVCRT_swscanf(const MSVCRT_wchar_t *str, const MSVCRT_wchar_t *format, ...)
173 va_start(valist, format);
174 res = MSVCRT_vswscanf(str, format, valist);
180 /*********************************************************************
183 int _cscanf(const char *format, ...)
188 va_start(valist, format);
189 res = MSVCRT_vcscanf(format, valist);