56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/* mpz_out_raw -- Output a MP_INT in raw, but endianess-independent format.
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Copyright (C) 1991, 1992 Free Software Foundation, Inc.
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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
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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The GNU MP Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the GNU MP Library; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include <stdio.h>
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#include "gmp.h"
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#include "gmp-impl.h"
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void
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#ifdef __STDC__
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mpz_out_raw (FILE *file, const MP_INT *x)
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#else
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mpz_out_raw (file, x)
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FILE *file;
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const MP_INT *x;
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#endif
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{
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int i;
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mp_size s;
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mp_size xsize = x->size;
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mp_srcptr xp = x->d;
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mp_size out_size = xsize * BYTES_PER_MP_LIMB;
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/* Make the size 4 bytes on all machines, to make the format portable. */
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for (i = 4 - 1; i >= 0; i--)
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fputc ((out_size >> (i * BITS_PER_CHAR)) % (1 << BITS_PER_CHAR), file);
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/* Output from the most significant digit to the least significant digit,
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with each digit also output in decreasing significance order. */
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for (s = ABS (xsize) - 1; s >= 0; s--)
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{
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mp_limb x_digit;
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x_digit = xp[s];
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for (i = BYTES_PER_MP_LIMB - 1; i >= 0; i--)
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fputc ((x_digit >> (i * BITS_PER_CHAR)) % (1 << BITS_PER_CHAR), file);
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}
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}
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