1*86d7f5d3SJohn Marino /* gmp_randinit (state, algorithm, ...) -- Initialize a random state.
2*86d7f5d3SJohn Marino
3*86d7f5d3SJohn Marino Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
4*86d7f5d3SJohn Marino
5*86d7f5d3SJohn Marino This file is part of the GNU MP Library.
6*86d7f5d3SJohn Marino
7*86d7f5d3SJohn Marino The GNU MP Library is free software; you can redistribute it and/or modify
8*86d7f5d3SJohn Marino it under the terms of the GNU Lesser General Public License as published by
9*86d7f5d3SJohn Marino the Free Software Foundation; either version 3 of the License, or (at your
10*86d7f5d3SJohn Marino option) any later version.
11*86d7f5d3SJohn Marino
12*86d7f5d3SJohn Marino The GNU MP Library is distributed in the hope that it will be useful, but
13*86d7f5d3SJohn Marino WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14*86d7f5d3SJohn Marino or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
15*86d7f5d3SJohn Marino License for more details.
16*86d7f5d3SJohn Marino
17*86d7f5d3SJohn Marino You should have received a copy of the GNU Lesser General Public License
18*86d7f5d3SJohn Marino along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
19*86d7f5d3SJohn Marino
20*86d7f5d3SJohn Marino #include "config.h"
21*86d7f5d3SJohn Marino
22*86d7f5d3SJohn Marino #include <stdio.h> /* for NULL */
23*86d7f5d3SJohn Marino
24*86d7f5d3SJohn Marino #if HAVE_STDARG
25*86d7f5d3SJohn Marino #include <stdarg.h>
26*86d7f5d3SJohn Marino #else
27*86d7f5d3SJohn Marino #include <varargs.h>
28*86d7f5d3SJohn Marino #endif
29*86d7f5d3SJohn Marino
30*86d7f5d3SJohn Marino #include "gmp.h"
31*86d7f5d3SJohn Marino #include "gmp-impl.h"
32*86d7f5d3SJohn Marino
33*86d7f5d3SJohn Marino void
34*86d7f5d3SJohn Marino #if HAVE_STDARG
gmp_randinit(gmp_randstate_t rstate,gmp_randalg_t alg,...)35*86d7f5d3SJohn Marino gmp_randinit (gmp_randstate_t rstate,
36*86d7f5d3SJohn Marino gmp_randalg_t alg,
37*86d7f5d3SJohn Marino ...)
38*86d7f5d3SJohn Marino #else
39*86d7f5d3SJohn Marino gmp_randinit (va_alist)
40*86d7f5d3SJohn Marino va_dcl
41*86d7f5d3SJohn Marino #endif
42*86d7f5d3SJohn Marino {
43*86d7f5d3SJohn Marino va_list ap;
44*86d7f5d3SJohn Marino #if HAVE_STDARG
45*86d7f5d3SJohn Marino va_start (ap, alg);
46*86d7f5d3SJohn Marino #else
47*86d7f5d3SJohn Marino __gmp_randstate_struct *rstate;
48*86d7f5d3SJohn Marino gmp_randalg_t alg;
49*86d7f5d3SJohn Marino va_start (ap);
50*86d7f5d3SJohn Marino rstate = va_arg (ap, __gmp_randstate_struct *);
51*86d7f5d3SJohn Marino alg = va_arg (ap, gmp_randalg_t);
52*86d7f5d3SJohn Marino #endif
53*86d7f5d3SJohn Marino
54*86d7f5d3SJohn Marino switch (alg) {
55*86d7f5d3SJohn Marino case GMP_RAND_ALG_LC:
56*86d7f5d3SJohn Marino if (! gmp_randinit_lc_2exp_size (rstate, va_arg (ap, unsigned long)))
57*86d7f5d3SJohn Marino gmp_errno |= GMP_ERROR_INVALID_ARGUMENT;
58*86d7f5d3SJohn Marino break;
59*86d7f5d3SJohn Marino default:
60*86d7f5d3SJohn Marino gmp_errno |= GMP_ERROR_UNSUPPORTED_ARGUMENT;
61*86d7f5d3SJohn Marino break;
62*86d7f5d3SJohn Marino }
63*86d7f5d3SJohn Marino va_end (ap);
64*86d7f5d3SJohn Marino }
65