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Annotation of OpenXM_contrib/gmp/randlc.c, Revision 1.1.1.2

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:
1.1.1.2 ! ohara       5: Copyright 1999, 2000  Free Software Foundation, Inc.
1.1       maekawa     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: gmp_randinit_lc (gmp_randstate_t rstate,
1.1.1.2 ! ohara      29:                 mpz_srcptr a,
1.1       maekawa    30:                 unsigned long int c,
1.1.1.2 ! ohara      31:                 mpz_srcptr m)
1.1       maekawa    32: {
                     33:   /* FIXME: Not finished.  We don't handle this in _gmp_rand() yet. */
1.1.1.2 ! ohara      34:   abort ();
1.1       maekawa    35:
1.1.1.2 ! ohara      36:   mpz_init_set_ui (rstate->_mp_seed, 1);
        !            37:   _mpz_realloc (rstate->_mp_seed, ABSIZ (m));
1.1       maekawa    38:
                     39:   /* Allocate algorithm specific data. */
1.1.1.2 ! ohara      40:   rstate->_mp_algdata._mp_lc = (__gmp_randata_lc *)
        !            41:     (*__gmp_allocate_func) (sizeof (__gmp_randata_lc));
1.1       maekawa    42:
1.1.1.2 ! ohara      43:   mpz_init_set (rstate->_mp_algdata._mp_lc->_mp_a, a);
        !            44:   rstate->_mp_algdata._mp_lc->_mp_c = c;
        !            45:   mpz_init_set (rstate->_mp_algdata._mp_lc->_mp_m, m);
1.1       maekawa    46:
1.1.1.2 ! ohara      47:   rstate->_mp_alg = GMP_RAND_ALG_LC;
1.1       maekawa    48: }