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Annotation of OpenXM_contrib/gmp/randlc.c, Revision 1.1.1.1

1.1       maekawa     1: /* gmp_randinit_lc (state, a, c, m) -- Initialize a random state for a
                      2:    linear congruential generator with multiplier A, adder C, and
                      3:    modulus M.
                      4:
                      5: Copyright (C) 1999, 2000  Free Software Foundation, Inc.
                      6:
                      7: This file is part of the GNU MP Library.
                      8:
                      9: The GNU MP Library is free software; you can redistribute it and/or modify
                     10: it under the terms of the GNU Lesser General Public License as published by
                     11: the Free Software Foundation; either version 2.1 of the License, or (at your
                     12: option) any later version.
                     13:
                     14: The GNU MP Library is distributed in the hope that it will be useful, but
                     15: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     16: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
                     17: License for more details.
                     18:
                     19: You should have received a copy of the GNU Lesser General Public License
                     20: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
                     21: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
                     22: MA 02111-1307, USA. */
                     23:
                     24: #include "gmp.h"
                     25: #include "gmp-impl.h"
                     26:
                     27: void
                     28: #if __STDC__
                     29: gmp_randinit_lc (gmp_randstate_t rstate,
                     30:                 mpz_t a,
                     31:                 unsigned long int c,
                     32:                 mpz_t m)
                     33: #else
                     34: gmp_randinit_lc (rstate, a, c, m)
                     35:      gmp_randstate_t rstate;
                     36:      mpz_t a;
                     37:      unsigned long int c;
                     38:      mpz_t m;
                     39: #endif
                     40: {
                     41:   /* FIXME: Not finished.  We don't handle this in _gmp_rand() yet. */
                     42:   abort ();
                     43:
                     44:   mpz_init_set_ui (rstate->seed, 1);
                     45:   _mpz_realloc (rstate->seed, ABSIZ (m));
                     46:
                     47:   /* Allocate algorithm specific data. */
                     48:   rstate->algdata.lc = (__gmp_randata_lc *)
                     49:     (*_mp_allocate_func) (sizeof (__gmp_randata_lc));
                     50:
                     51:   mpz_init_set (rstate->algdata.lc->a, a);
                     52:   rstate->algdata.lc->c = c;
                     53:   mpz_init_set (rstate->algdata.lc->m, m);
                     54:
                     55:   rstate->alg = GMP_RAND_ALG_LC;
                     56: }