source/libs/gmp/gmp-src/mini-gmp/mini-gmp.h

   1 /* mini-gmp, a minimalistic implementation of a GNU GMP subset.
   2
   3 Copyright 2011-2015 Free Software Foundation, Inc.
   4
   5 This file is part of the GNU MP Library.
   6
   7 The GNU MP Library is free software; you can redistribute it and/or modify
   8 it under the terms of either:
   9
  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.
  13
  14 or
  15
  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
  18     later version.
  19
  20 or both in parallel, as here.
  21
  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
  25 for more details.
  26
  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/.  */
  30
  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
  34    is not installed.
  35
  36    This file defines the public interface. */
  37
  38 #ifndef __MINI_GMP_H__
  39 #define __MINI_GMP_H__
  40
  41 /* For size_t */
  42 #include <stddef.h>
  43
  44 #if defined (__cplusplus)
  45 extern "C" {
  46 #endif
  47
  48 void mp_set_memory_functions (void *(*) (size_t),
  49                               void *(*) (void *, size_t, size_t),
  50                               void (*) (void *, size_t));
  51
  52 void mp_get_memory_functions (void *(**) (size_t),
  53                               void *(**) (void *, size_t, size_t),
  54                               void (**) (void *, size_t));
  55
  56 typedef unsigned long mp_limb_t;
  57 typedef long mp_size_t;
  58 typedef unsigned long mp_bitcnt_t;
  59
  60 typedef mp_limb_t *mp_ptr;
  61 typedef const mp_limb_t *mp_srcptr;
  62
  63 typedef struct
  64 {
  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.  */
  71 } __mpz_struct;
  72
  73 typedef __mpz_struct mpz_t[1];
  74
  75 typedef __mpz_struct *mpz_ptr;
  76 typedef const __mpz_struct *mpz_srcptr;
  77
  78 extern const int mp_bits_per_limb;
  79
  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);
  83
  84 int mpn_cmp (mp_srcptr, mp_srcptr, mp_size_t);
  85 int mpn_zero_p (mp_srcptr, mp_size_t);
  86
  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);
  90
  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);
  94
  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);
  98
  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);
 104
 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);
 107
 108 mp_bitcnt_t mpn_scan0 (mp_srcptr, mp_bitcnt_t);
 109 mp_bitcnt_t mpn_scan1 (mp_srcptr, mp_bitcnt_t);
 110
 111 mp_bitcnt_t mpn_popcount (mp_srcptr, mp_size_t);
 112
 113 mp_limb_t mpn_invert_3by2 (mp_limb_t, mp_limb_t);
 114 #define mpn_invert_limb(x) mpn_invert_3by2 ((x), 0)
 115
 116 size_t mpn_get_str (unsigned char *, int, mp_ptr, mp_size_t);
 117 mp_size_t mpn_set_str (mp_ptr, const unsigned char *, size_t, int);
 118
 119 void mpz_init (mpz_t);
 120 void mpz_init2 (mpz_t, mp_bitcnt_t);
 121 void mpz_clear (mpz_t);
 122
 123 #define mpz_odd_p(z)   (((z)->_mp_size != 0) & (int) (z)->_mp_d[0])
 124 #define mpz_even_p(z)  (! mpz_odd_p (z))
 125
 126 int mpz_sgn (const mpz_t);
 127 int mpz_cmp_si (const mpz_t, long);
 128 int mpz_cmp_ui (const mpz_t, unsigned long);
 129 int mpz_cmp (const mpz_t, const mpz_t);
 130 int mpz_cmpabs_ui (const mpz_t, unsigned long);
 131 int mpz_cmpabs (const mpz_t, const mpz_t);
 132 int mpz_cmp_d (const mpz_t, double);
 133 int mpz_cmpabs_d (const mpz_t, double);
 134
 135 void mpz_abs (mpz_t, const mpz_t);
 136 void mpz_neg (mpz_t, const mpz_t);
 137 void mpz_swap (mpz_t, mpz_t);
 138
 139 void mpz_add_ui (mpz_t, const mpz_t, unsigned long);
 140 void mpz_add (mpz_t, const mpz_t, const mpz_t);
 141 void mpz_sub_ui (mpz_t, const mpz_t, unsigned long);
 142 void mpz_ui_sub (mpz_t, unsigned long, const mpz_t);
 143 void mpz_sub (mpz_t, const mpz_t, const mpz_t);
 144
 145 void mpz_mul_si (mpz_t, const mpz_t, long int);
 146 void mpz_mul_ui (mpz_t, const mpz_t, unsigned long int);
 147 void mpz_mul (mpz_t, const mpz_t, const mpz_t);
 148 void mpz_mul_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
 149 void mpz_addmul_ui (mpz_t, const mpz_t, unsigned long int);
 150 void mpz_addmul (mpz_t, const mpz_t, const mpz_t);
 151 void mpz_submul_ui (mpz_t, const mpz_t, unsigned long int);
 152 void mpz_submul (mpz_t, const mpz_t, const mpz_t);
 153
 154 void mpz_cdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
 155 void mpz_fdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
 156 void mpz_tdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
 157 void mpz_cdiv_q (mpz_t, const mpz_t, const mpz_t);
 158 void mpz_fdiv_q (mpz_t, const mpz_t, const mpz_t);
 159 void mpz_tdiv_q (mpz_t, const mpz_t, const mpz_t);
 160 void mpz_cdiv_r (mpz_t, const mpz_t, const mpz_t);
 161 void mpz_fdiv_r (mpz_t, const mpz_t, const mpz_t);
 162 void mpz_tdiv_r (mpz_t, const mpz_t, const mpz_t);
 163
 164 void mpz_cdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
 165 void mpz_fdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
 166 void mpz_tdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
 167 void mpz_cdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
 168 void mpz_fdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
 169 void mpz_tdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
 170
 171 void mpz_mod (mpz_t, const mpz_t, const mpz_t);
 172
 173 void mpz_divexact (mpz_t, const mpz_t, const mpz_t);
 174
 175 int mpz_divisible_p (const mpz_t, const mpz_t);
 176 int mpz_congruent_p (const mpz_t, const mpz_t, const mpz_t);
 177
 178 unsigned long mpz_cdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
 179 unsigned long mpz_fdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
 180 unsigned long mpz_tdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
 181 unsigned long mpz_cdiv_q_ui (mpz_t, const mpz_t, unsigned long);
 182 unsigned long mpz_fdiv_q_ui (mpz_t, const mpz_t, unsigned long);
 183 unsigned long mpz_tdiv_q_ui (mpz_t, const mpz_t, unsigned long);
 184 unsigned long mpz_cdiv_r_ui (mpz_t, const mpz_t, unsigned long);
 185 unsigned long mpz_fdiv_r_ui (mpz_t, const mpz_t, unsigned long);
 186 unsigned long mpz_tdiv_r_ui (mpz_t, const mpz_t, unsigned long);
 187 unsigned long mpz_cdiv_ui (const mpz_t, unsigned long);
 188 unsigned long mpz_fdiv_ui (const mpz_t, unsigned long);
 189 unsigned long mpz_tdiv_ui (const mpz_t, unsigned long);
 190
 191 unsigned long mpz_mod_ui (mpz_t, const mpz_t, unsigned long);
 192
 193 void mpz_divexact_ui (mpz_t, const mpz_t, unsigned long);
 194
 195 int mpz_divisible_ui_p (const mpz_t, unsigned long);
 196
 197 unsigned long mpz_gcd_ui (mpz_t, const mpz_t, unsigned long);
 198 void mpz_gcd (mpz_t, const mpz_t, const mpz_t);
 199 void mpz_gcdext (mpz_t, mpz_t, mpz_t, const mpz_t, const mpz_t);
 200 void mpz_lcm_ui (mpz_t, const mpz_t, unsigned long);
 201 void mpz_lcm (mpz_t, const mpz_t, const mpz_t);
 202 int mpz_invert (mpz_t, const mpz_t, const mpz_t);
 203
 204 void mpz_sqrtrem (mpz_t, mpz_t, const mpz_t);
 205 void mpz_sqrt (mpz_t, const mpz_t);
 206 int mpz_perfect_square_p (const mpz_t);
 207
 208 void mpz_pow_ui (mpz_t, const mpz_t, unsigned long);
 209 void mpz_ui_pow_ui (mpz_t, unsigned long, unsigned long);
 210 void mpz_powm (mpz_t, const mpz_t, const mpz_t, const mpz_t);
 211 void mpz_powm_ui (mpz_t, const mpz_t, unsigned long, const mpz_t);
 212
 213 void mpz_rootrem (mpz_t, mpz_t, const mpz_t, unsigned long);
 214 int mpz_root (mpz_t, const mpz_t, unsigned long);
 215
 216 void mpz_fac_ui (mpz_t, unsigned long);
 217 void mpz_bin_uiui (mpz_t, unsigned long, unsigned long);
 218
 219 int mpz_probab_prime_p (const mpz_t, int);
 220
 221 int mpz_tstbit (const mpz_t, mp_bitcnt_t);
 222 void mpz_setbit (mpz_t, mp_bitcnt_t);
 223 void mpz_clrbit (mpz_t, mp_bitcnt_t);
 224 void mpz_combit (mpz_t, mp_bitcnt_t);
 225
 226 void mpz_com (mpz_t, const mpz_t);
 227 void mpz_and (mpz_t, const mpz_t, const mpz_t);
 228 void mpz_ior (mpz_t, const mpz_t, const mpz_t);
 229 void mpz_xor (mpz_t, const mpz_t, const mpz_t);
 230
 231 mp_bitcnt_t mpz_popcount (const mpz_t);
 232 mp_bitcnt_t mpz_hamdist (const mpz_t, const mpz_t);
 233 mp_bitcnt_t mpz_scan0 (const mpz_t, mp_bitcnt_t);
 234 mp_bitcnt_t mpz_scan1 (const mpz_t, mp_bitcnt_t);
 235
 236 int mpz_fits_slong_p (const mpz_t);
 237 int mpz_fits_ulong_p (const mpz_t);
 238 long int mpz_get_si (const mpz_t);
 239 unsigned long int mpz_get_ui (const mpz_t);
 240 double mpz_get_d (const mpz_t);
 241 size_t mpz_size (const mpz_t);
 242 mp_limb_t mpz_getlimbn (const mpz_t, mp_size_t);
 243
 244 void mpz_realloc2 (mpz_t, mp_bitcnt_t);
 245 mp_srcptr mpz_limbs_read (mpz_srcptr);
 246 mp_ptr mpz_limbs_modify (mpz_t, mp_size_t);
 247 mp_ptr mpz_limbs_write (mpz_t, mp_size_t);
 248 void mpz_limbs_finish (mpz_t, mp_size_t);
 249 mpz_srcptr mpz_roinit_n (mpz_t, mp_srcptr, mp_size_t);
 250
 251 #define MPZ_ROINIT_N(xp, xs) {{0, (xs),(xp) }}
 252
 253 void mpz_set_si (mpz_t, signed long int);
 254 void mpz_set_ui (mpz_t, unsigned long int);
 255 void mpz_set (mpz_t, const mpz_t);
 256 void mpz_set_d (mpz_t, double);
 257
 258 void mpz_init_set_si (mpz_t, signed long int);
 259 void mpz_init_set_ui (mpz_t, unsigned long int);
 260 void mpz_init_set (mpz_t, const mpz_t);
 261 void mpz_init_set_d (mpz_t, double);
 262
 263 size_t mpz_sizeinbase (const mpz_t, int);
 264 char *mpz_get_str (char *, int, const mpz_t);
 265 int mpz_set_str (mpz_t, const char *, int);
 266 int mpz_init_set_str (mpz_t, const char *, int);
 267
 268 /* This long list taken from gmp.h. */
 269 /* For reference, "defined(EOF)" cannot be used here.  In g++ 2.95.4,
 270    <iostream> defines EOF but not FILE.  */
 271 #if defined (FILE)                                              \
 272   || defined (H_STDIO)                                          \
 273   || defined (_H_STDIO)               /* AIX */                 \
 274   || defined (_STDIO_H)               /* glibc, Sun, SCO */     \
 275   || defined (_STDIO_H_)              /* BSD, OSF */            \
 276   || defined (__STDIO_H)              /* Borland */             \
 277   || defined (__STDIO_H__)            /* IRIX */                \
 278   || defined (_STDIO_INCLUDED)        /* HPUX */                \
 279   || defined (__dj_include_stdio_h_)  /* DJGPP */               \
 280   || defined (_FILE_DEFINED)          /* Microsoft */           \
 281   || defined (__STDIO__)              /* Apple MPW MrC */       \
 282   || defined (_MSL_STDIO_H)           /* Metrowerks */          \
 283   || defined (_STDIO_H_INCLUDED)      /* QNX4 */                \
 284   || defined (_ISO_STDIO_ISO_H)       /* Sun C++ */             \
 285   || defined (__STDIO_LOADED)         /* VMS */
 286 size_t mpz_out_str (FILE *, int, const mpz_t);
 287 #endif
 288
 289 void mpz_import (mpz_t, size_t, int, size_t, int, size_t, const void *);
 290 void *mpz_export (void *, size_t *, int, size_t, int, size_t, const mpz_t);
 291
 292 #if defined (__cplusplus)
 293 }
 294 #endif
 295 #endif /* __MINI_GMP_H__ */