diff options
Diffstat (limited to 'libtommath/tommath_private.h')
| -rw-r--r-- | libtommath/tommath_private.h | 69 |
1 files changed, 30 insertions, 39 deletions
diff --git a/libtommath/tommath_private.h b/libtommath/tommath_private.h index 29607d4..61d382d 100644 --- a/libtommath/tommath_private.h +++ b/libtommath/tommath_private.h @@ -1,11 +1,12 @@ /* LibTomMath, multiple-precision integer library -- Tom St Denis */ /* SPDX-License-Identifier: Unlicense */ -#ifndef TOMMATH_PRIV_H_ -#define TOMMATH_PRIV_H_ +#ifndef TOMMATH_PRIVATE_H_ +#define TOMMATH_PRIVATE_H_ #include <tommath.h> #include "tommath_class.h" +#include <limits.h> /* * Private symbols @@ -117,11 +118,6 @@ do { \ # define MP_KARATSUBA_SQR_CUTOFF MP_DEFAULT_KARATSUBA_SQR_CUTOFF # define MP_TOOM_MUL_CUTOFF MP_DEFAULT_TOOM_MUL_CUTOFF # define MP_TOOM_SQR_CUTOFF MP_DEFAULT_TOOM_SQR_CUTOFF -#else -# define MP_KARATSUBA_MUL_CUTOFF KARATSUBA_MUL_CUTOFF -# define MP_KARATSUBA_SQR_CUTOFF KARATSUBA_SQR_CUTOFF -# define MP_TOOM_MUL_CUTOFF TOOM_MUL_CUTOFF -# define MP_TOOM_SQR_CUTOFF TOOM_SQR_CUTOFF #endif /* define heap macros */ @@ -163,10 +159,27 @@ extern void MP_FREE(void *mem, size_t size); #define MP_SIZEOF_BITS(type) ((size_t)CHAR_BIT * sizeof(type)) #define MP_MAXFAST (int)(1uL << (MP_SIZEOF_BITS(mp_word) - (2u * (size_t)MP_DIGIT_BIT))) -/* TODO: Remove PRIVATE_MP_PREC as soon as deprecated MP_PREC is removed from tommath.h */ -#ifdef PRIVATE_MP_PREC -# undef MP_PREC -# define MP_PREC PRIVATE_MP_PREC +#define PRIVATE_MP_WARRAY (1 << ((MP_SIZEOF_BITS(mp_word) - (2 * MP_DIGIT_BIT)) + 1)) + +#if defined(MP_16BIT) +typedef unsigned int mp_word; +#elif defined(MP_64BIT) && defined(__GNUC__) +typedef unsigned long mp_word __attribute__((mode(TI))); +#elif defined(_WIN32) +typedef unsigned __int64 mp_word; +#else +typedef unsigned long long mp_word; +#endif + +MP_STATIC_ASSERT(correct_word_size, sizeof(mp_word) == 2 * sizeof(mp_digit)) + +/* default precision */ +#ifndef MP_PREC +# ifndef MP_LOW_MEM +# define MP_PREC 32 /* default digits of precision */ +# else +# define MP_PREC 8 /* default digits of precision */ +# endif #endif /* Minimum number of available digits in mp_int, MP_PREC >= MP_MIN_PREC */ @@ -198,7 +211,8 @@ MP_PRIVATE mp_err s_mp_montgomery_reduce_fast(mp_int *x, const mp_int *n, mp_dig MP_PRIVATE mp_err s_mp_exptmod_fast(const mp_int *G, const mp_int *X, const mp_int *P, mp_int *Y, int redmode) MP_WUR; MP_PRIVATE mp_err s_mp_exptmod(const mp_int *G, const mp_int *X, const mp_int *P, mp_int *Y, int redmode) MP_WUR; MP_PRIVATE mp_err s_mp_rand_platform(void *p, size_t n) MP_WUR; -MP_PRIVATE mp_err s_mp_prime_random_ex(mp_int *a, int t, int size, int flags, private_mp_prime_callback cb, void *dat); +typedef int mp_prime_callback(unsigned char *dst, int len, void *dat); +MP_PRIVATE mp_err s_mp_prime_random_ex(mp_int *a, int t, int size, int flags, mp_prime_callback cb, void *dat); MP_PRIVATE void s_mp_reverse(unsigned char *s, size_t len); MP_PRIVATE mp_err s_mp_prime_is_divisible(const mp_int *a, mp_bool *result); @@ -208,33 +222,10 @@ MP_PRIVATE mp_err s_mp_rand_jenkins(void *p, size_t n) MP_WUR; MP_PRIVATE void s_mp_rand_jenkins_init(uint64_t seed); #endif -extern MP_PRIVATE const char *const mp_s_rmap; -extern MP_PRIVATE const unsigned char mp_s_rmap_reverse[]; -extern MP_PRIVATE const size_t mp_s_rmap_reverse_sz; -extern MP_PRIVATE const mp_digit *s_mp_prime_tab; - -/* deprecated functions */ -#if 0 -MP_DEPRECATED(s_mp_invmod_fast) mp_err fast_mp_invmod(const mp_int *a, const mp_int *b, mp_int *c); -MP_DEPRECATED(s_mp_montgomery_reduce_fast) mp_err fast_mp_montgomery_reduce(mp_int *x, const mp_int *n, - mp_digit rho); -MP_DEPRECATED(s_mp_mul_digs_fast) mp_err fast_s_mp_mul_digs(const mp_int *a, const mp_int *b, mp_int *c, - int digs); -MP_DEPRECATED(s_mp_mul_high_digs_fast) mp_err fast_s_mp_mul_high_digs(const mp_int *a, const mp_int *b, - mp_int *c, - int digs); -MP_DEPRECATED(s_mp_sqr_fast) mp_err fast_s_mp_sqr(const mp_int *a, mp_int *b); -MP_DEPRECATED(s_mp_balance_mul) mp_err mp_balance_mul(const mp_int *a, const mp_int *b, mp_int *c); -MP_DEPRECATED(s_mp_exptmod_fast) mp_err mp_exptmod_fast(const mp_int *G, const mp_int *X, const mp_int *P, - mp_int *Y, - int redmode); -MP_DEPRECATED(s_mp_invmod_slow) mp_err mp_invmod_slow(const mp_int *a, const mp_int *b, mp_int *c); -MP_DEPRECATED(s_mp_karatsuba_mul) mp_err mp_karatsuba_mul(const mp_int *a, const mp_int *b, mp_int *c); -MP_DEPRECATED(s_mp_karatsuba_sqr) mp_err mp_karatsuba_sqr(const mp_int *a, mp_int *b); -MP_DEPRECATED(s_mp_toom_mul) mp_err mp_toom_mul(const mp_int *a, const mp_int *b, mp_int *c); -MP_DEPRECATED(s_mp_toom_sqr) mp_err mp_toom_sqr(const mp_int *a, mp_int *b); -MP_DEPRECATED(s_mp_reverse) void bn_reverse(unsigned char *s, int len); -#endif +#define MP_RMAP_REVERSE_SIZE 88 +extern MP_PRIVATE const char s_mp_rmap[]; +extern MP_PRIVATE const unsigned char s_mp_rmap_reverse[]; +extern MP_PRIVATE const mp_digit s_mp_prime_tab[]; #define MP_GET_ENDIANNESS(x) \ do{\ |