mirror of
https://github.com/luanti-org/luanti.git
synced 2025-10-26 21:35:28 +01:00
294 lines
11 KiB
C
294 lines
11 KiB
C
/* mini-gmp, a minimalistic implementation of a GNU GMP subset.
|
|
|
|
Copyright 2011-2015, 2017, 2019 Free Software Foundation, Inc.
|
|
|
|
This file is part of the GNU MP Library.
|
|
|
|
The GNU MP Library is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or (at your
|
|
option) any later version.
|
|
|
|
The GNU MP Library is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
|
|
|
|
/* About mini-gmp: This is a minimal implementation of a subset of the
|
|
GMP interface. It is intended for inclusion into applications which
|
|
have modest bignums needs, as a fallback when the real GMP library
|
|
is not installed.
|
|
|
|
This file defines the public interface. */
|
|
|
|
#ifndef __MINI_GMP_H__
|
|
#define __MINI_GMP_H__
|
|
|
|
/* For size_t */
|
|
#include <stddef.h>
|
|
|
|
#if defined (__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
void mp_set_memory_functions (void *(*) (size_t),
|
|
void *(*) (void *, size_t, size_t),
|
|
void (*) (void *, size_t));
|
|
|
|
void mp_get_memory_functions (void *(**) (size_t),
|
|
void *(**) (void *, size_t, size_t),
|
|
void (**) (void *, size_t));
|
|
|
|
#ifndef MINI_GMP_LIMB_TYPE
|
|
#define MINI_GMP_LIMB_TYPE long
|
|
#endif
|
|
|
|
typedef unsigned MINI_GMP_LIMB_TYPE mp_limb_t;
|
|
typedef long mp_size_t;
|
|
typedef unsigned long mp_bitcnt_t;
|
|
|
|
typedef mp_limb_t *mp_ptr;
|
|
typedef const mp_limb_t *mp_srcptr;
|
|
|
|
typedef struct
|
|
{
|
|
int _mp_alloc; /* Number of *limbs* allocated and pointed
|
|
to by the _mp_d field. */
|
|
int _mp_size; /* abs(_mp_size) is the number of limbs the
|
|
last field points to. If _mp_size is
|
|
negative this is a negative number. */
|
|
mp_limb_t *_mp_d; /* Pointer to the limbs. */
|
|
} __mpz_struct;
|
|
|
|
typedef __mpz_struct mpz_t[1];
|
|
|
|
typedef __mpz_struct *mpz_ptr;
|
|
typedef const __mpz_struct *mpz_srcptr;
|
|
|
|
extern const int mp_bits_per_limb;
|
|
|
|
void mpn_copyi (mp_ptr, mp_srcptr, mp_size_t);
|
|
void mpn_copyd (mp_ptr, mp_srcptr, mp_size_t);
|
|
void mpn_zero (mp_ptr, mp_size_t);
|
|
|
|
int mpn_cmp (mp_srcptr, mp_srcptr, mp_size_t);
|
|
int mpn_zero_p (mp_srcptr, mp_size_t);
|
|
|
|
mp_limb_t mpn_add_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
|
|
mp_limb_t mpn_add_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t);
|
|
mp_limb_t mpn_add (mp_ptr, mp_srcptr, mp_size_t, mp_srcptr, mp_size_t);
|
|
|
|
mp_limb_t mpn_sub_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
|
|
mp_limb_t mpn_sub_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t);
|
|
mp_limb_t mpn_sub (mp_ptr, mp_srcptr, mp_size_t, mp_srcptr, mp_size_t);
|
|
|
|
mp_limb_t mpn_mul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
|
|
mp_limb_t mpn_addmul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
|
|
mp_limb_t mpn_submul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t);
|
|
|
|
mp_limb_t mpn_mul (mp_ptr, mp_srcptr, mp_size_t, mp_srcptr, mp_size_t);
|
|
void mpn_mul_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t);
|
|
void mpn_sqr (mp_ptr, mp_srcptr, mp_size_t);
|
|
int mpn_perfect_square_p (mp_srcptr, mp_size_t);
|
|
mp_size_t mpn_sqrtrem (mp_ptr, mp_ptr, mp_srcptr, mp_size_t);
|
|
|
|
mp_limb_t mpn_lshift (mp_ptr, mp_srcptr, mp_size_t, unsigned int);
|
|
mp_limb_t mpn_rshift (mp_ptr, mp_srcptr, mp_size_t, unsigned int);
|
|
|
|
mp_bitcnt_t mpn_scan0 (mp_srcptr, mp_bitcnt_t);
|
|
mp_bitcnt_t mpn_scan1 (mp_srcptr, mp_bitcnt_t);
|
|
|
|
void mpn_com (mp_ptr, mp_srcptr, mp_size_t);
|
|
mp_limb_t mpn_neg (mp_ptr, mp_srcptr, mp_size_t);
|
|
|
|
mp_bitcnt_t mpn_popcount (mp_srcptr, mp_size_t);
|
|
|
|
mp_limb_t mpn_invert_3by2 (mp_limb_t, mp_limb_t);
|
|
#define mpn_invert_limb(x) mpn_invert_3by2 ((x), 0)
|
|
|
|
size_t mpn_get_str (unsigned char *, int, mp_ptr, mp_size_t);
|
|
mp_size_t mpn_set_str (mp_ptr, const unsigned char *, size_t, int);
|
|
|
|
void mpz_init (mpz_t);
|
|
void mpz_init2 (mpz_t, mp_bitcnt_t);
|
|
void mpz_clear (mpz_t);
|
|
|
|
#define mpz_odd_p(z) (((z)->_mp_size != 0) & (int) (z)->_mp_d[0])
|
|
#define mpz_even_p(z) (! mpz_odd_p (z))
|
|
|
|
int mpz_sgn (const mpz_t);
|
|
int mpz_cmp_si (const mpz_t, long);
|
|
int mpz_cmp_ui (const mpz_t, unsigned long);
|
|
int mpz_cmp (const mpz_t, const mpz_t);
|
|
int mpz_cmpabs_ui (const mpz_t, unsigned long);
|
|
int mpz_cmpabs (const mpz_t, const mpz_t);
|
|
int mpz_cmp_d (const mpz_t, double);
|
|
int mpz_cmpabs_d (const mpz_t, double);
|
|
|
|
void mpz_abs (mpz_t, const mpz_t);
|
|
void mpz_neg (mpz_t, const mpz_t);
|
|
void mpz_swap (mpz_t, mpz_t);
|
|
|
|
void mpz_add_ui (mpz_t, const mpz_t, unsigned long);
|
|
void mpz_add (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_sub_ui (mpz_t, const mpz_t, unsigned long);
|
|
void mpz_ui_sub (mpz_t, unsigned long, const mpz_t);
|
|
void mpz_sub (mpz_t, const mpz_t, const mpz_t);
|
|
|
|
void mpz_mul_si (mpz_t, const mpz_t, long int);
|
|
void mpz_mul_ui (mpz_t, const mpz_t, unsigned long int);
|
|
void mpz_mul (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_mul_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
|
|
void mpz_addmul_ui (mpz_t, const mpz_t, unsigned long int);
|
|
void mpz_addmul (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_submul_ui (mpz_t, const mpz_t, unsigned long int);
|
|
void mpz_submul (mpz_t, const mpz_t, const mpz_t);
|
|
|
|
void mpz_cdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_fdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_tdiv_qr (mpz_t, mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_cdiv_q (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_fdiv_q (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_tdiv_q (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_cdiv_r (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_fdiv_r (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_tdiv_r (mpz_t, const mpz_t, const mpz_t);
|
|
|
|
void mpz_cdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
|
|
void mpz_fdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
|
|
void mpz_tdiv_q_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
|
|
void mpz_cdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
|
|
void mpz_fdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
|
|
void mpz_tdiv_r_2exp (mpz_t, const mpz_t, mp_bitcnt_t);
|
|
|
|
void mpz_mod (mpz_t, const mpz_t, const mpz_t);
|
|
|
|
void mpz_divexact (mpz_t, const mpz_t, const mpz_t);
|
|
|
|
int mpz_divisible_p (const mpz_t, const mpz_t);
|
|
int mpz_congruent_p (const mpz_t, const mpz_t, const mpz_t);
|
|
|
|
unsigned long mpz_cdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_fdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_tdiv_qr_ui (mpz_t, mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_cdiv_q_ui (mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_fdiv_q_ui (mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_tdiv_q_ui (mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_cdiv_r_ui (mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_fdiv_r_ui (mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_tdiv_r_ui (mpz_t, const mpz_t, unsigned long);
|
|
unsigned long mpz_cdiv_ui (const mpz_t, unsigned long);
|
|
unsigned long mpz_fdiv_ui (const mpz_t, unsigned long);
|
|
unsigned long mpz_tdiv_ui (const mpz_t, unsigned long);
|
|
|
|
unsigned long mpz_mod_ui (mpz_t, const mpz_t, unsigned long);
|
|
|
|
void mpz_divexact_ui (mpz_t, const mpz_t, unsigned long);
|
|
|
|
int mpz_divisible_ui_p (const mpz_t, unsigned long);
|
|
|
|
unsigned long mpz_gcd_ui (mpz_t, const mpz_t, unsigned long);
|
|
void mpz_gcd (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_gcdext (mpz_t, mpz_t, mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_lcm_ui (mpz_t, const mpz_t, unsigned long);
|
|
void mpz_lcm (mpz_t, const mpz_t, const mpz_t);
|
|
int mpz_invert (mpz_t, const mpz_t, const mpz_t);
|
|
|
|
void mpz_sqrtrem (mpz_t, mpz_t, const mpz_t);
|
|
void mpz_sqrt (mpz_t, const mpz_t);
|
|
int mpz_perfect_square_p (const mpz_t);
|
|
|
|
void mpz_pow_ui (mpz_t, const mpz_t, unsigned long);
|
|
void mpz_ui_pow_ui (mpz_t, unsigned long, unsigned long);
|
|
void mpz_powm (mpz_t, const mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_powm_ui (mpz_t, const mpz_t, unsigned long, const mpz_t);
|
|
|
|
void mpz_rootrem (mpz_t, mpz_t, const mpz_t, unsigned long);
|
|
int mpz_root (mpz_t, const mpz_t, unsigned long);
|
|
|
|
void mpz_fac_ui (mpz_t, unsigned long);
|
|
void mpz_2fac_ui (mpz_t, unsigned long);
|
|
void mpz_mfac_uiui (mpz_t, unsigned long, unsigned long);
|
|
void mpz_bin_uiui (mpz_t, unsigned long, unsigned long);
|
|
|
|
int mpz_probab_prime_p (const mpz_t, int);
|
|
|
|
int mpz_tstbit (const mpz_t, mp_bitcnt_t);
|
|
void mpz_setbit (mpz_t, mp_bitcnt_t);
|
|
void mpz_clrbit (mpz_t, mp_bitcnt_t);
|
|
void mpz_combit (mpz_t, mp_bitcnt_t);
|
|
|
|
void mpz_com (mpz_t, const mpz_t);
|
|
void mpz_and (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_ior (mpz_t, const mpz_t, const mpz_t);
|
|
void mpz_xor (mpz_t, const mpz_t, const mpz_t);
|
|
|
|
mp_bitcnt_t mpz_popcount (const mpz_t);
|
|
mp_bitcnt_t mpz_hamdist (const mpz_t, const mpz_t);
|
|
mp_bitcnt_t mpz_scan0 (const mpz_t, mp_bitcnt_t);
|
|
mp_bitcnt_t mpz_scan1 (const mpz_t, mp_bitcnt_t);
|
|
|
|
int mpz_fits_slong_p (const mpz_t);
|
|
int mpz_fits_ulong_p (const mpz_t);
|
|
long int mpz_get_si (const mpz_t);
|
|
unsigned long int mpz_get_ui (const mpz_t);
|
|
double mpz_get_d (const mpz_t);
|
|
size_t mpz_size (const mpz_t);
|
|
mp_limb_t mpz_getlimbn (const mpz_t, mp_size_t);
|
|
|
|
void mpz_realloc2 (mpz_t, mp_bitcnt_t);
|
|
mp_srcptr mpz_limbs_read (mpz_srcptr);
|
|
mp_ptr mpz_limbs_modify (mpz_t, mp_size_t);
|
|
mp_ptr mpz_limbs_write (mpz_t, mp_size_t);
|
|
void mpz_limbs_finish (mpz_t, mp_size_t);
|
|
mpz_srcptr mpz_roinit_n (mpz_t, mp_srcptr, mp_size_t);
|
|
|
|
#define MPZ_ROINIT_N(xp, xs) {{0, (xs),(xp) }}
|
|
|
|
void mpz_set_si (mpz_t, signed long int);
|
|
void mpz_set_ui (mpz_t, unsigned long int);
|
|
void mpz_set (mpz_t, const mpz_t);
|
|
void mpz_set_d (mpz_t, double);
|
|
|
|
void mpz_init_set_si (mpz_t, signed long int);
|
|
void mpz_init_set_ui (mpz_t, unsigned long int);
|
|
void mpz_init_set (mpz_t, const mpz_t);
|
|
void mpz_init_set_d (mpz_t, double);
|
|
|
|
size_t mpz_sizeinbase (const mpz_t, int);
|
|
char *mpz_get_str (char *, int, const mpz_t);
|
|
int mpz_set_str (mpz_t, const char *, int);
|
|
int mpz_init_set_str (mpz_t, const char *, int);
|
|
|
|
/* This long list taken from gmp.h. */
|
|
/* For reference, "defined(EOF)" cannot be used here. In g++ 2.95.4,
|
|
<iostream> defines EOF but not FILE. */
|
|
#if defined (FILE) \
|
|
|| defined (H_STDIO) \
|
|
|| defined (_H_STDIO) /* AIX */ \
|
|
|| defined (_STDIO_H) /* glibc, Sun, SCO */ \
|
|
|| defined (_STDIO_H_) /* BSD, OSF */ \
|
|
|| defined (__STDIO_H) /* Borland */ \
|
|
|| defined (__STDIO_H__) /* IRIX */ \
|
|
|| defined (_STDIO_INCLUDED) /* HPUX */ \
|
|
|| defined (__dj_include_stdio_h_) /* DJGPP */ \
|
|
|| defined (_FILE_DEFINED) /* Microsoft */ \
|
|
|| defined (__STDIO__) /* Apple MPW MrC */ \
|
|
|| defined (_MSL_STDIO_H) /* Metrowerks */ \
|
|
|| defined (_STDIO_H_INCLUDED) /* QNX4 */ \
|
|
|| defined (_ISO_STDIO_ISO_H) /* Sun C++ */ \
|
|
|| defined (__STDIO_LOADED) /* VMS */
|
|
size_t mpz_out_str (FILE *, int, const mpz_t);
|
|
#endif
|
|
|
|
void mpz_import (mpz_t, size_t, int, size_t, int, size_t, const void *);
|
|
void *mpz_export (void *, size_t *, int, size_t, int, size_t, const mpz_t);
|
|
|
|
#if defined (__cplusplus)
|
|
}
|
|
#endif
|
|
#endif /* __MINI_GMP_H__ */
|