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Annotation of OpenXM/src/kan96xx/gmp-2.0.2-ssh-2/mpz/array_init.c, Revision 1.1

1.1     ! takayama    1: /* mpz_array_init (array, array_size, size_per_elem) --
        !             2:
        !             3: Copyright (C) 1991, 1993, 1994, 1995 Free Software Foundation, Inc.
        !             4:
        !             5: This file is part of the GNU MP Library.
        !             6:
        !             7: The GNU MP Library is free software; you can redistribute it and/or modify
        !             8: it under the terms of the GNU Library General Public License as published by
        !             9: the Free Software Foundation; either version 2 of the License, or (at your
        !            10: option) any later version.
        !            11:
        !            12: The GNU MP Library is distributed in the hope that it will be useful, but
        !            13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            14: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
        !            15: License for more details.
        !            16:
        !            17: You should have received a copy of the GNU Library General Public License
        !            18: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
        !            19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
        !            20: MA 02111-1307, USA. */
        !            21:
        !            22: #include "gmp.h"
        !            23: #include "gmp-impl.h"
        !            24:
        !            25: void
        !            26: #if __STDC__
        !            27: mpz_array_init (mpz_ptr arr, mp_size_t arr_size, mp_size_t nbits)
        !            28: #else
        !            29: mpz_array_init (arr, arr_size, nbits)
        !            30:      mpz_ptr arr;
        !            31:      mp_size_t arr_size;
        !            32:      mp_size_t nbits;
        !            33: #endif
        !            34: {
        !            35:   register mp_ptr p;
        !            36:   register size_t i;
        !            37:   mp_size_t nlimbs;
        !            38:
        !            39:   nlimbs = (nbits + BITS_PER_MP_LIMB - 1) / BITS_PER_MP_LIMB;
        !            40:   p = (mp_ptr) (*_mp_allocate_func) (arr_size * nlimbs * BYTES_PER_MP_LIMB);
        !            41:
        !            42:   for (i = 0; i < arr_size; i++)
        !            43:     {
        !            44:       arr[i]._mp_alloc = nlimbs + 1; /* Yes, lie a little... */
        !            45:       arr[i]._mp_size = 0;
        !            46:       arr[i]._mp_d = p + i * nlimbs;
        !            47:     }
        !            48: }