5 Author: Pekka Riikonen <priikone@silcnet.org>
7 Copyright (C) 2005 - 2006 Pekka Riikonen
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; version 2 of the License.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
24 void silc_mp_init(SilcMPInt *mp)
29 void silc_mp_uninit(SilcMPInt *mp)
34 size_t silc_mp_size(SilcMPInt *mp)
36 return fp_unsigned_bin_size(mp);
39 size_t silc_mp_sizeinbase(SilcMPInt *mp, int base)
42 fp_radix_size(mp, base, &size);
48 void silc_mp_set(SilcMPInt *dst, SilcMPInt *src)
53 void silc_mp_set_ui(SilcMPInt *dst, SilcUInt32 ui)
58 void silc_mp_set_si(SilcMPInt *dst, SilcInt32 si)
63 void silc_mp_set_str(SilcMPInt *dst, const char *str, int base)
65 fp_read_radix(dst, str, base);
68 SilcUInt32 silc_mp_get_ui(SilcMPInt *mp)
71 return tmp->used > 0 ? tmp->dp[0] : 0;
74 char *silc_mp_get_str(char *str, SilcMPInt *mp, int base)
76 if (fp_toradix(mp, str, base) != MP_OKAY)
81 void silc_mp_add(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
83 fp_add(mp1, mp2, dst);
86 void silc_mp_add_ui(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 ui)
88 mp_add_d(mp1, (mp_digit)ui, dst);
91 void silc_mp_sub(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
93 fp_sub(mp1, mp2, dst);
96 void silc_mp_sub_ui(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 ui)
98 fp_sub_d(mp1, (mp_digit)ui, dst);
101 void silc_mp_mul(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
103 fp_mul(mp1, mp2, dst);
106 void silc_mp_mul_ui(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 ui)
108 fp_mul_d(mp1, (mp_digit)ui, dst);
111 void silc_mp_mul_2exp(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 exp)
113 fp_mul_2d(mp1, exp, dst);
116 void silc_mp_sqrt(SilcMPInt *dst, SilcMPInt *src)
121 void silc_mp_div(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
123 fp_div(mp1, mp2, dst, NULL);
126 void silc_mp_div_ui(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 ui)
128 fp_div_d(mp1, (mp_digit)ui, dst, NULL);
131 void silc_mp_div_qr(SilcMPInt *q, SilcMPInt *r, SilcMPInt *mp1,
134 fp_div(mp1, mp2, q, r);
137 void silc_mp_div_2exp(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 exp)
139 fp_div_2d(mp1, exp, dst, NULL);
142 void silc_mp_div_2exp_qr(SilcMPInt *q, SilcMPInt *r, SilcMPInt *mp1,
145 fp_div_2d(mp1, exp, q, r);
148 void silc_mp_mod(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
150 fp_mod(mp1, mp2, dst);
153 void silc_mp_mod_ui(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 ui)
156 fp_mod_d(mp1, ui, &d);
157 silc_mp_set_ui(dst, d);
160 void silc_mp_mod_2exp(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 ui)
162 fp_mod_2d(mp1, ui, dst);
165 void silc_mp_pow(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *exp)
167 SILC_NOT_IMPLEMENTED("silc_mp_pow");
171 void silc_mp_pow_ui(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 exp)
173 SILC_NOT_IMPLEMENTED("silc_mp_pow_ui");
177 void silc_mp_pow_mod(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *exp,
180 fp_exptmod(mp1, exp, mod, dst);
183 void silc_mp_pow_mod_ui(SilcMPInt *dst, SilcMPInt *mp1, SilcUInt32 exp,
188 silc_mp_set_ui(&tmp, exp);
189 silc_mp_pow_mod(dst, mp1, &tmp, mod);
190 silc_mp_uninit(&tmp);
193 void silc_mp_gcd(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
195 fp_gcd(mp1, mp2, dst);
198 void silc_mp_gcdext(SilcMPInt *g, SilcMPInt *s, SilcMPInt *t, SilcMPInt *mp1,
201 SILC_NOT_IMPLEMENTED("silc_mp_gcdext");
205 int silc_mp_cmp(SilcMPInt *mp1, SilcMPInt *mp2)
207 return fp_cmp(mp1, mp2);
210 int silc_mp_cmp_si(SilcMPInt *mp1, SilcInt32 si)
212 return fp_cmp_d(mp1, si);
215 int silc_mp_cmp_ui(SilcMPInt *mp1, SilcUInt32 ui)
217 return fp_cmp_d(mp1, ui);
220 void silc_mp_abs(SilcMPInt *dst, SilcMPInt *src)
225 void silc_mp_neg(SilcMPInt *dst, SilcMPInt *src)
230 void silc_mp_and(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
232 SILC_NOT_IMPLEMENTED("silc_mp_and");
236 void silc_mp_or(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
238 SILC_NOT_IMPLEMENTED("silc_mp_or");
242 void silc_mp_xor(SilcMPInt *dst, SilcMPInt *mp1, SilcMPInt *mp2)
244 SILC_NOT_IMPLEMENTED("silc_mp_xor");