1 /* mini-gmp, a minimalistic implementation of a GNU GMP subset.
3 Copyright 2011-2015 Free Software Foundation, Inc.
5 This file is part of the GNU MP Library.
7 The GNU MP Library is free software; you can redistribute it and/or modify
8 it under the terms of either:
10 * the GNU Lesser General Public License as published by the Free
11 Software Foundation; either version 3 of the License, or (at your
12 option) any later version.
16 * the GNU General Public License as published by the Free Software
17 Foundation; either version 2 of the License, or (at your option) any
20 or both in parallel, as here.
22 The GNU MP Library is distributed in the hope that it will be useful, but
23 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
24 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
27 You should have received copies of the GNU General Public License and the
28 GNU Lesser General Public License along with the GNU MP Library. If not,
29 see https://www.gnu.org/licenses/. */
31 /* About mini-gmp: This is a minimal implementation of a subset of the
32 GMP interface. It is intended for inclusion into applications which
33 have modest bignums needs, as a fallback when the real GMP library
36 This file defines the public interface. */
38 #ifndef __MINI_GMP_H__
39 #define __MINI_GMP_H__
44 #if defined (__cplusplus)
48 void mp_set_memory_functions (void *(*) (size_t),
49 void *(*) (void *, size_t, size_t),
50 void (*) (void *, size_t));
52 void mp_get_memory_functions (void *(**) (size_t),
53 void *(**) (void *, size_t, size_t),
54 void (**) (void *, size_t));
56 typedef unsigned long mp_limb_t;
57 typedef long mp_size_t;
58 typedef unsigned long mp_bitcnt_t;
60 typedef mp_limb_t *mp_ptr;
61 typedef const mp_limb_t *mp_srcptr;
65 int _mp_alloc; /* Number of *limbs* allocated and pointed
66 to by the _mp_d field. */
67 int _mp_size; /* abs(_mp_size) is the number of limbs the
68 last field points to. If _mp_size is
69 negative this is a negative number. */
70 mp_limb_t *_mp_d; /* Pointer to the limbs. */
73 typedef __mpz_struct mpz_t[1];
75 typedef __mpz_struct *mpz_ptr;
76 typedef const __mpz_struct *mpz_srcptr;
78 extern const int mp_bits_per_limb;
80 void mpn_copyi (mp_ptr, mp_srcptr, mp_size_t);
81 void mpn_copyd (mp_ptr, mp_srcptr, mp_size_t);
82 void mpn_zero (mp_ptr, mp_size_t);
84 int mpn_cmp (mp_srcptr, mp_srcptr, mp_size_t);
85 int mpn_zero_p (mp_srcptr, mp_size_t);
87 mp_limb_t mpn_add_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
88 mp_limb_t mpn_add_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t);
89 mp_limb_t mpn_add (mp_ptr, mp_srcptr, mp_size_t, mp_srcptr, mp_size_t);
91 mp_limb_t mpn_sub_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
92 mp_limb_t mpn_sub_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t);
93 mp_limb_t mpn_sub (mp_ptr, mp_srcptr, mp_size_t, mp_srcptr, mp_size_t);
95 mp_limb_t mpn_mul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
96 mp_limb_t mpn_addmul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
97 mp_limb_t mpn_submul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
99 mp_limb_t mpn_mul (mp_ptr, mp_srcptr, mp_size_t, mp_srcptr, mp_size_t);
100 void mpn_mul_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t);
101 void mpn_sqr (mp_ptr, mp_srcptr, mp_size_t);
102 int mpn_perfect_square_p (mp_srcptr, mp_size_t);
103 mp_size_t mpn_sqrtrem (mp_ptr, mp_ptr, mp_srcptr, mp_size_t);
105 mp_limb_t mpn_lshift (mp_ptr, mp_srcptr, mp_size_t, unsigned int);
106 mp_limb_t mpn_rshift (mp_ptr, mp_srcptr, mp_size_t, unsigned int);
108 mp_bitcnt_t mpn_scan0 (mp_srcptr, mp_bitcnt_t);
109 mp_bitcnt_t mpn_scan1 (mp_srcptr, mp_bitcnt_t);
111 void mpn_com (mp_ptr, mp_srcptr, mp_size_t);
112 mp_limb_t mpn_neg (mp_ptr, mp_srcptr, mp_size_t);
114 mp_bitcnt_t mpn_popcount (mp_srcptr, mp_size_t);
116 mp_limb_t mpn_invert_3by2 (mp_limb_t, mp_limb_t);
117 #define mpn_invert_limb(x) mpn_invert_3by2 ((x), 0)
119 size_t mpn_get_str (unsigned char *, int, mp_ptr, mp_size_t);
120 mp_size_t mpn_set_str (mp_ptr, const unsigned char *, size_t, int);
122 void mpz_init (mpz_t);
123 void mpz_init2 (mpz_t, mp_bitcnt_t);
124 void mpz_clear (mpz_t);
126 #define mpz_odd_p(z) (((z)->_mp_size != 0) & (int) (z)->_mp_d[0])
127 #define mpz_even_p(z) (! mpz_odd_p (z))
129 int mpz_sgn (const mpz_t);
130 int mpz_cmp_si (const mpz_t, long);
131 int mpz_cmp_ui (const mpz_t, unsigned long);
132 int mpz_cmp (const mpz_t, const mpz_t);
133 int mpz_cmpabs_ui (const mpz_t, unsigned long);
134 int mpz_cmpabs (const mpz_t, const mpz_t);
135 int mpz_cmp_d (const mpz_t, double);
136 int mpz_cmpabs_d (const mpz_t, double);
138 void mpz_abs (mpz_t, const mpz_t);
139 void mpz_neg (mpz_t, const mpz_t);
140 void mpz_swap (mpz_t, mpz_t);
142 void mpz_add_ui (mpz_t, const mpz_t, unsigned long);
143 void mpz_add (mpz_t, const mpz_t, const mpz_t);
144 void mpz_sub_ui (mpz_t, const mpz_t, unsigned long);
145 void mpz_ui_sub (mpz_t, unsigned long, const mpz_t);
146 void mpz_sub (mpz_t, const mpz_t, const mpz_t);
148 void mpz_mul_si (mpz_t, const mpz_t, long int);
149 void mpz_mul_ui (mpz_t, const mpz_t, unsigned long int);
150 void mpz_mul (mpz_t, const mpz_t, const mpz_t);
151 void mpz_mul_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
152 void mpz_addmul_ui (mpz_t, const mpz_t, unsigned long int);
153 void mpz_addmul (mpz_t, const mpz_t, const mpz_t);
154 void mpz_submul_ui (mpz_t, const mpz_t, unsigned long int);
155 void mpz_submul (mpz_t, const mpz_t, const mpz_t);
157 void mpz_cdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
158 void mpz_fdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
159 void mpz_tdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
160 void mpz_cdiv_q (mpz_t, const mpz_t, const mpz_t);
161 void mpz_fdiv_q (mpz_t, const mpz_t, const mpz_t);
162 void mpz_tdiv_q (mpz_t, const mpz_t, const mpz_t);
163 void mpz_cdiv_r (mpz_t, const mpz_t, const mpz_t);
164 void mpz_fdiv_r (mpz_t, const mpz_t, const mpz_t);
165 void mpz_tdiv_r (mpz_t, const mpz_t, const mpz_t);
167 void mpz_cdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
168 void mpz_fdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
169 void mpz_tdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
170 void mpz_cdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
171 void mpz_fdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
172 void mpz_tdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
174 void mpz_mod (mpz_t, const mpz_t, const mpz_t);
176 void mpz_divexact (mpz_t, const mpz_t, const mpz_t);
178 int mpz_divisible_p (const mpz_t, const mpz_t);
179 int mpz_congruent_p (const mpz_t, const mpz_t, const mpz_t);
181 unsigned long mpz_cdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
182 unsigned long mpz_fdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
183 unsigned long mpz_tdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
184 unsigned long mpz_cdiv_q_ui (mpz_t, const mpz_t, unsigned long);
185 unsigned long mpz_fdiv_q_ui (mpz_t, const mpz_t, unsigned long);
186 unsigned long mpz_tdiv_q_ui (mpz_t, const mpz_t, unsigned long);
187 unsigned long mpz_cdiv_r_ui (mpz_t, const mpz_t, unsigned long);
188 unsigned long mpz_fdiv_r_ui (mpz_t, const mpz_t, unsigned long);
189 unsigned long mpz_tdiv_r_ui (mpz_t, const mpz_t, unsigned long);
190 unsigned long mpz_cdiv_ui (const mpz_t, unsigned long);
191 unsigned long mpz_fdiv_ui (const mpz_t, unsigned long);
192 unsigned long mpz_tdiv_ui (const mpz_t, unsigned long);
194 unsigned long mpz_mod_ui (mpz_t, const mpz_t, unsigned long);
196 void mpz_divexact_ui (mpz_t, const mpz_t, unsigned long);
198 int mpz_divisible_ui_p (const mpz_t, unsigned long);
200 unsigned long mpz_gcd_ui (mpz_t, const mpz_t, unsigned long);
201 void mpz_gcd (mpz_t, const mpz_t, const mpz_t);
202 void mpz_gcdext (mpz_t, mpz_t, mpz_t, const mpz_t, const mpz_t);
203 void mpz_lcm_ui (mpz_t, const mpz_t, unsigned long);
204 void mpz_lcm (mpz_t, const mpz_t, const mpz_t);
205 int mpz_invert (mpz_t, const mpz_t, const mpz_t);
207 void mpz_sqrtrem (mpz_t, mpz_t, const mpz_t);
208 void mpz_sqrt (mpz_t, const mpz_t);
209 int mpz_perfect_square_p (const mpz_t);
211 void mpz_pow_ui (mpz_t, const mpz_t, unsigned long);
212 void mpz_ui_pow_ui (mpz_t, unsigned long, unsigned long);
213 void mpz_powm (mpz_t, const mpz_t, const mpz_t, const mpz_t);
214 void mpz_powm_ui (mpz_t, const mpz_t, unsigned long, const mpz_t);
216 void mpz_rootrem (mpz_t, mpz_t, const mpz_t, unsigned long);
217 int mpz_root (mpz_t, const mpz_t, unsigned long);
219 void mpz_fac_ui (mpz_t, unsigned long);
220 void mpz_bin_uiui (mpz_t, unsigned long, unsigned long);
222 int mpz_probab_prime_p (const mpz_t, int);
224 int mpz_tstbit (const mpz_t, mp_bitcnt_t);
225 void mpz_setbit (mpz_t, mp_bitcnt_t);
226 void mpz_clrbit (mpz_t, mp_bitcnt_t);
227 void mpz_combit (mpz_t, mp_bitcnt_t);
229 void mpz_com (mpz_t, const mpz_t);
230 void mpz_and (mpz_t, const mpz_t, const mpz_t);
231 void mpz_ior (mpz_t, const mpz_t, const mpz_t);
232 void mpz_xor (mpz_t, const mpz_t, const mpz_t);
234 mp_bitcnt_t mpz_popcount (const mpz_t);
235 mp_bitcnt_t mpz_hamdist (const mpz_t, const mpz_t);
236 mp_bitcnt_t mpz_scan0 (const mpz_t, mp_bitcnt_t);
237 mp_bitcnt_t mpz_scan1 (const mpz_t, mp_bitcnt_t);
239 int mpz_fits_slong_p (const mpz_t);
240 int mpz_fits_ulong_p (const mpz_t);
241 long int mpz_get_si (const mpz_t);
242 unsigned long int mpz_get_ui (const mpz_t);
243 double mpz_get_d (const mpz_t);
244 size_t mpz_size (const mpz_t);
245 mp_limb_t mpz_getlimbn (const mpz_t, mp_size_t);
247 void mpz_realloc2 (mpz_t, mp_bitcnt_t);
248 mp_srcptr mpz_limbs_read (mpz_srcptr);
249 mp_ptr mpz_limbs_modify (mpz_t, mp_size_t);
250 mp_ptr mpz_limbs_write (mpz_t, mp_size_t);
251 void mpz_limbs_finish (mpz_t, mp_size_t);
252 mpz_srcptr mpz_roinit_n (mpz_t, mp_srcptr, mp_size_t);
254 #define MPZ_ROINIT_N(xp, xs) {{0, (xs),(xp) }}
256 void mpz_set_si (mpz_t, signed long int);
257 void mpz_set_ui (mpz_t, unsigned long int);
258 void mpz_set (mpz_t, const mpz_t);
259 void mpz_set_d (mpz_t, double);
261 void mpz_init_set_si (mpz_t, signed long int);
262 void mpz_init_set_ui (mpz_t, unsigned long int);
263 void mpz_init_set (mpz_t, const mpz_t);
264 void mpz_init_set_d (mpz_t, double);
266 size_t mpz_sizeinbase (const mpz_t, int);
267 char *mpz_get_str (char *, int, const mpz_t);
268 int mpz_set_str (mpz_t, const char *, int);
269 int mpz_init_set_str (mpz_t, const char *, int);
271 /* This long list taken from gmp.h. */
272 /* For reference, "defined(EOF)" cannot be used here. In g++ 2.95.4,
273 <iostream> defines EOF but not FILE. */
275 || defined (H_STDIO) \
276 || defined (_H_STDIO) /* AIX */ \
277 || defined (_STDIO_H) /* glibc, Sun, SCO */ \
278 || defined (_STDIO_H_) /* BSD, OSF */ \
279 || defined (__STDIO_H) /* Borland */ \
280 || defined (__STDIO_H__) /* IRIX */ \
281 || defined (_STDIO_INCLUDED) /* HPUX */ \
282 || defined (__dj_include_stdio_h_) /* DJGPP */ \
283 || defined (_FILE_DEFINED) /* Microsoft */ \
284 || defined (__STDIO__) /* Apple MPW MrC */ \
285 || defined (_MSL_STDIO_H) /* Metrowerks */ \
286 || defined (_STDIO_H_INCLUDED) /* QNX4 */ \
287 || defined (_ISO_STDIO_ISO_H) /* Sun C++ */ \
288 || defined (__STDIO_LOADED) /* VMS */
289 size_t mpz_out_str (FILE *, int, const mpz_t);
292 void mpz_import (mpz_t, size_t, int, size_t, int, size_t, const void *);
293 void *mpz_export (void *, size_t *, int, size_t, int, size_t, const mpz_t);
295 #if defined (__cplusplus)
298 #endif /* __MINI_GMP_H__ */