version 1.1.1.1, 2000/01/10 15:35:22 |
version 1.1.1.3, 2003/08/25 16:06:37 |
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/* xtom -- convert a hexadecimal string to a MINT, and return a pointer to |
/* xtom -- convert a hexadecimal string to a MINT, and return a pointer to |
the MINT. |
the MINT. |
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Copyright (C) 1991, 1994, 1995 Free Software Foundation, Inc. |
Copyright 1991, 1994, 1995, 1996, 2000, 2001 Free Software Foundation, Inc. |
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This file is part of the GNU MP Library. |
This file is part of the GNU MP Library. |
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The GNU MP Library is free software; you can redistribute it and/or modify |
The GNU MP Library is free software; you can redistribute it and/or modify |
it under the terms of the GNU Library General Public License as published by |
it under the terms of the GNU Lesser General Public License as published by |
the Free Software Foundation; either version 2 of the License, or (at your |
the Free Software Foundation; either version 2.1 of the License, or (at your |
option) any later version. |
option) any later version. |
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The GNU MP Library is distributed in the hope that it will be useful, but |
The GNU MP Library is distributed in the hope that it will be useful, but |
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public |
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
License for more details. |
License for more details. |
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You should have received a copy of the GNU Library General Public License |
You should have received a copy of the GNU Lesser General Public License |
along with the GNU MP Library; see the file COPYING.LIB. If not, write to |
along with the GNU MP Library; see the file COPYING.LIB. If not, write to |
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
MA 02111-1307, USA. */ |
MA 02111-1307, USA. */ |
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#include <string.h> |
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#include <ctype.h> |
#include "mp.h" |
#include "mp.h" |
#include "gmp.h" |
#include "gmp.h" |
#include "gmp-impl.h" |
#include "gmp-impl.h" |
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static int |
static int |
digit_value_in_base (c, base) |
digit_value_in_base (int c, int base) |
int c; |
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int base; |
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{ |
{ |
int digit; |
int digit; |
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Line 46 digit_value_in_base (c, base) |
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Line 46 digit_value_in_base (c, base) |
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} |
} |
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MINT * |
MINT * |
#if __STDC__ |
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xtom (const char *str) |
xtom (const char *str) |
#else |
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xtom (str) |
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const char *str; |
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#endif |
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{ |
{ |
size_t str_size; |
size_t str_size; |
char *s, *begs; |
char *s, *begs; |
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mp_size_t xsize; |
mp_size_t xsize; |
int c; |
int c; |
int negative; |
int negative; |
MINT *x = (MINT *) (*_mp_allocate_func) (sizeof (MINT)); |
MINT *x = (MINT *) (*__gmp_allocate_func) (sizeof (MINT)); |
TMP_DECL (marker); |
TMP_DECL (marker); |
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/* Skip whitespace. */ |
/* Skip whitespace. */ |
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xsize = str_size / __mp_bases[16].chars_per_limb + 1; |
xsize = str_size / __mp_bases[16].chars_per_limb + 1; |
x->_mp_alloc = xsize; |
x->_mp_alloc = xsize; |
x->_mp_d = (mp_ptr) (*_mp_allocate_func) (xsize * BYTES_PER_MP_LIMB); |
x->_mp_d = (mp_ptr) (*__gmp_allocate_func) (xsize * BYTES_PER_MP_LIMB); |
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xsize = mpn_set_str (x->_mp_d, (unsigned char *) begs, str_size, 16); |
xsize = mpn_set_str (x->_mp_d, (unsigned char *) begs, str_size, 16); |
x->_mp_size = negative ? -xsize : xsize; |
x->_mp_size = negative ? -xsize : xsize; |