Diff: wolfssl/wolfcrypt/tfm.h

Revision:

13:80fb167dafdf

Parent:

11:cee25a834751

diff -r 0217a9463bc3 -r 80fb167dafdf wolfssl/wolfcrypt/tfm.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wolfssl/wolfcrypt/tfm.h	Tue May 30 06:16:19 2017 +0000
@@ -0,0 +1,738 @@
+/* tfm.h
+ *
+ * Copyright (C) 2006-2016 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
+ */
+
+
+
+/*
+ * Based on public domain TomsFastMath 0.10 by Tom St Denis, tomstdenis@iahu.ca,
+ * http://math.libtomcrypt.com
+ */
+
+
+/**
+ *  Edited by Moises Guimaraes (moises.guimaraes@phoebus.com.br)
+ *  to fit CyaSSL's needs.
+ */
+
+
+#ifndef WOLF_CRYPT_TFM_H
+#define WOLF_CRYPT_TFM_H
+
+#include <wolfssl/wolfcrypt/types.h>
+#ifndef CHAR_BIT
+    #include <limits.h>
+#endif
+
+#include <wolfssl/wolfcrypt/random.h>
+
+/* wolf big int and common functions */
+#include <wolfssl/wolfcrypt/wolfmath.h>
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+#ifdef WOLFSSL_PUBLIC_MP
+    #define MP_API   WOLFSSL_API
+#else
+    #define MP_API
+#endif
+
+#ifndef MIN
+   #define MIN(x,y) ((x)<(y)?(x):(y))
+#endif
+
+#ifndef MAX
+   #define MAX(x,y) ((x)>(y)?(x):(y))
+#endif
+
+
+#ifndef NO_64BIT
+/* autodetect x86-64 and make sure we are using 64-bit digits with x86-64 asm */
+#if defined(__x86_64__)
+   #if defined(TFM_X86) || defined(TFM_SSE2) || defined(TFM_ARM)
+       #error x86-64 detected, x86-32/SSE2/ARM optimizations are not valid!
+   #endif
+   #if !defined(TFM_X86_64) && !defined(TFM_NO_ASM)
+      #define TFM_X86_64
+   #endif
+#endif
+#if defined(TFM_X86_64)
+    #if !defined(FP_64BIT)
+       #define FP_64BIT
+    #endif
+#endif
+/* use 64-bit digit even if not using asm on x86_64 */
+#if defined(__x86_64__) && !defined(FP_64BIT)
+    #define FP_64BIT
+#endif
+/* if intel compiler doesn't provide 128 bit type don't turn on 64bit */
+#if defined(FP_64BIT) && defined(__INTEL_COMPILER) && !defined(HAVE___UINT128_T)
+    #undef FP_64BIT
+    #undef TFM_X86_64
+#endif
+#endif /* NO_64BIT */
+
+/* try to detect x86-32 */
+#if defined(__i386__) && !defined(TFM_SSE2)
+   #if defined(TFM_X86_64) || defined(TFM_ARM)
+       #error x86-32 detected, x86-64/ARM optimizations are not valid!
+   #endif
+   #if !defined(TFM_X86) && !defined(TFM_NO_ASM)
+      #define TFM_X86
+   #endif
+#endif
+
+/* make sure we're 32-bit for x86-32/sse/arm/ppc32 */
+#if (defined(TFM_X86) || defined(TFM_SSE2) || defined(TFM_ARM) || defined(TFM_PPC32)) && defined(FP_64BIT)
+   #warning x86-32, SSE2 and ARM, PPC32 optimizations require 32-bit digits (undefining)
+   #undef FP_64BIT
+#endif
+
+/* multi asms? */
+#ifdef TFM_X86
+   #define TFM_ASM
+#endif
+#ifdef TFM_X86_64
+   #ifdef TFM_ASM
+      #error TFM_ASM already defined!
+   #endif
+   #define TFM_ASM
+#endif
+#ifdef TFM_SSE2
+   #ifdef TFM_ASM
+      #error TFM_ASM already defined!
+   #endif
+   #define TFM_ASM
+#endif
+#ifdef TFM_ARM
+   #ifdef TFM_ASM
+      #error TFM_ASM already defined!
+   #endif
+   #define TFM_ASM
+#endif
+#ifdef TFM_PPC32
+   #ifdef TFM_ASM
+      #error TFM_ASM already defined!
+   #endif
+   #define TFM_ASM
+#endif
+#ifdef TFM_PPC64
+   #ifdef TFM_ASM
+      #error TFM_ASM already defined!
+   #endif
+   #define TFM_ASM
+#endif
+#ifdef TFM_AVR32
+   #ifdef TFM_ASM
+      #error TFM_ASM already defined!
+   #endif
+   #define TFM_ASM
+#endif
+
+/* we want no asm? */
+#ifdef TFM_NO_ASM
+   #undef TFM_X86
+   #undef TFM_X86_64
+   #undef TFM_SSE2
+   #undef TFM_ARM
+   #undef TFM_PPC32
+   #undef TFM_PPC64
+   #undef TFM_AVR32
+   #undef TFM_ASM
+#endif
+
+/* ECC helpers */
+#ifdef TFM_ECC192
+   #ifdef FP_64BIT
+       #define TFM_MUL3
+       #define TFM_SQR3
+   #else
+       #define TFM_MUL6
+       #define TFM_SQR6
+   #endif
+#endif
+
+#ifdef TFM_ECC224
+   #ifdef FP_64BIT
+       #define TFM_MUL4
+       #define TFM_SQR4
+   #else
+       #define TFM_MUL7
+       #define TFM_SQR7
+   #endif
+#endif
+
+#ifdef TFM_ECC256
+   #ifdef FP_64BIT
+       #define TFM_MUL4
+       #define TFM_SQR4
+   #else
+       #define TFM_MUL8
+       #define TFM_SQR8
+   #endif
+#endif
+
+#ifdef TFM_ECC384
+   #ifdef FP_64BIT
+       #define TFM_MUL6
+       #define TFM_SQR6
+   #else
+       #define TFM_MUL12
+       #define TFM_SQR12
+   #endif
+#endif
+
+#ifdef TFM_ECC521
+   #ifdef FP_64BIT
+       #define TFM_MUL9
+       #define TFM_SQR9
+   #else
+       #define TFM_MUL17
+       #define TFM_SQR17
+   #endif
+#endif
+
+
+/* allow user to define on fp_digit, fp_word types */
+#ifndef WOLFSSL_BIGINT_TYPES
+
+/* some default configurations.
+ */
+#if defined(FP_64BIT)
+   /* for GCC only on supported platforms */
+   typedef unsigned long long fp_digit;   /* 64bit, 128 uses mode(TI) below */
+   #define SIZEOF_FP_DIGIT 8
+   typedef unsigned long      fp_word __attribute__ ((mode(TI)));
+#else
+
+   #ifndef NO_64BIT
+      #if defined(_MSC_VER) || defined(__BORLANDC__)
+         typedef unsigned __int64   ulong64;
+      #else
+         typedef unsigned long long ulong64;
+      #endif
+      typedef unsigned int       fp_digit;
+      #define SIZEOF_FP_DIGIT 4
+      typedef ulong64            fp_word;
+      #define FP_32BIT
+   #else
+      /* some procs like coldfire prefer not to place multiply into 64bit type
+         even though it exists */
+      typedef unsigned short     fp_digit;
+      #define SIZEOF_FP_DIGIT 2
+      typedef unsigned int       fp_word;
+   #endif
+#endif
+
+#endif /* WOLFSSL_BIGINT_TYPES */
+
+/* # of digits this is */
+#define DIGIT_BIT   ((CHAR_BIT) * SIZEOF_FP_DIGIT)
+
+/* Max size of any number in bits.  Basically the largest size you will be
+ * multiplying should be half [or smaller] of FP_MAX_SIZE-four_digit
+ *
+ * It defaults to 4096-bits [allowing multiplications up to 2048x2048 bits ]
+ */
+
+
+#ifndef FP_MAX_BITS
+    #define FP_MAX_BITS           4096
+#endif
+#define FP_MAX_SIZE           (FP_MAX_BITS+(8*DIGIT_BIT))
+
+/* will this lib work? */
+#if (CHAR_BIT & 7)
+   #error CHAR_BIT must be a multiple of eight.
+#endif
+#if FP_MAX_BITS % CHAR_BIT
+   #error FP_MAX_BITS must be a multiple of CHAR_BIT
+#endif
+
+#define FP_MASK    (fp_digit)(-1)
+#define FP_DIGIT_MAX FP_MASK
+#define FP_SIZE    (FP_MAX_SIZE/DIGIT_BIT)
+
+/* signs */
+#define FP_ZPOS     0
+#define FP_NEG      1
+
+/* return codes */
+#define FP_OKAY      0
+#define FP_VAL      -1
+#define FP_MEM      -2
+#define FP_NOT_INF	-3
+
+/* equalities */
+#define FP_LT        -1   /* less than */
+#define FP_EQ         0   /* equal to */
+#define FP_GT         1   /* greater than */
+
+/* replies */
+#define FP_YES        1   /* yes response */
+#define FP_NO         0   /* no response */
+
+#ifdef HAVE_WOLF_BIGINT
+    struct WC_BIGINT;
+#endif
+
+/* a FP type */
+typedef struct fp_int {
+    int      used;
+    int      sign;
+#if defined(ALT_ECC_SIZE) || defined(HAVE_WOLF_BIGINT)
+    int      size;
+#endif
+    fp_digit dp[FP_SIZE];
+
+#ifdef HAVE_WOLF_BIGINT
+    struct WC_BIGINT raw; /* unsigned binary (big endian) */
+#endif
+} fp_int;
+
+/* externally define this symbol to ignore the default settings, useful for changing the build from the make process */
+#ifndef TFM_ALREADY_SET
+
+/* do we want the large set of small multiplications ?
+   Enable these if you are going to be doing a lot of small (<= 16 digit) multiplications say in ECC
+   Or if you're on a 64-bit machine doing RSA as a 1024-bit integer == 16 digits ;-)
+ */
+/* need to refactor the function */
+/*#define TFM_SMALL_SET */
+
+/* do we want huge code
+   Enable these if you are doing 20, 24, 28, 32, 48, 64 digit multiplications (useful for RSA)
+   Less important on 64-bit machines as 32 digits == 2048 bits
+ */
+#if 0
+#define TFM_MUL3
+#define TFM_MUL4
+#define TFM_MUL6
+#define TFM_MUL7
+#define TFM_MUL8
+#define TFM_MUL9
+#define TFM_MUL12
+#define TFM_MUL17
+#endif
+#ifdef TFM_HUGE_SET
+#define TFM_MUL20
+#define TFM_MUL24
+#define TFM_MUL28
+#define TFM_MUL32
+#if (FP_MAX_BITS >= 6144) && defined(FP_64BIT)
+    #define TFM_MUL48
+#endif
+#if (FP_MAX_BITS >= 8192) && defined(FP_64BIT)
+    #define TFM_MUL64
+#endif
+#endif
+
+#if 0
+#define TFM_SQR3
+#define TFM_SQR4
+#define TFM_SQR6
+#define TFM_SQR7
+#define TFM_SQR8
+#define TFM_SQR9
+#define TFM_SQR12
+#define TFM_SQR17
+#endif
+#ifdef TFM_HUGE_SET
+#define TFM_SQR20
+#define TFM_SQR24
+#define TFM_SQR28
+#define TFM_SQR32
+#define TFM_SQR48
+#define TFM_SQR64
+#endif
+
+/* Optional math checks (enable WOLFSSL_DEBUG_MATH to print info) */
+/* #define TFM_CHECK */
+
+/* Is the target a P4 Prescott
+ */
+/* #define TFM_PRESCOTT */
+
+/* Do we want timing resistant fp_exptmod() ?
+ * This makes it slower but also timing invariant with respect to the exponent
+ */
+/* #define TFM_TIMING_RESISTANT */
+
+#endif /* TFM_ALREADY_SET */
+
+/* functions */
+
+/* returns a TFM ident string useful for debugging... */
+/*const char *fp_ident(void);*/
+
+/* initialize [or zero] an fp int */
+void fp_init(fp_int *a);
+MP_API void fp_zero(fp_int *a);
+MP_API void fp_clear(fp_int *a); /* uses ForceZero to clear sensitive memory */
+MP_API void fp_forcezero (fp_int * a);
+MP_API void fp_free(fp_int* a);
+
+/* zero/even/odd ? */
+#define fp_iszero(a) (((a)->used == 0) ? FP_YES : FP_NO)
+#define fp_isone(a) \
+    ((((a)->used == 1) && ((a)->dp[0] == 1)) ? FP_YES : FP_NO)
+#define fp_iseven(a) (((a)->used > 0 && (((a)->dp[0] & 1) == 0)) ? FP_YES : FP_NO)
+#define fp_isodd(a)  (((a)->used > 0  && (((a)->dp[0] & 1) == 1)) ? FP_YES : FP_NO)
+#define fp_isneg(a)  (((a)->sign != 0) ? FP_YES : FP_NO)
+
+/* set to a small digit */
+void fp_set(fp_int *a, fp_digit b);
+void fp_set_int(fp_int *a, unsigned long b);
+
+/* check if a bit is set */
+int fp_is_bit_set(fp_int *a, fp_digit b);
+/* set the b bit to 1 */
+int fp_set_bit (fp_int * a, fp_digit b);
+
+/* copy from a to b */
+void fp_copy(fp_int *a, fp_int *b);
+void fp_init_copy(fp_int *a, fp_int *b);
+
+/* clamp digits */
+#define fp_clamp(a)   { while ((a)->used && (a)->dp[(a)->used-1] == 0) --((a)->used); (a)->sign = (a)->used ? (a)->sign : FP_ZPOS; }
+
+/* negate and absolute */
+#define fp_neg(a, b)  { fp_copy(a, b); (b)->sign ^= 1; fp_clamp(b); }
+#define fp_abs(a, b)  { fp_copy(a, b); (b)->sign  = 0; }
+
+/* right shift x digits */
+void fp_rshd(fp_int *a, int x);
+
+/* right shift x bits */
+void fp_rshb(fp_int *a, int x);
+
+/* left shift x digits */
+void fp_lshd(fp_int *a, int x);
+
+/* signed comparison */
+int fp_cmp(fp_int *a, fp_int *b);
+
+/* unsigned comparison */
+int fp_cmp_mag(fp_int *a, fp_int *b);
+
+/* power of 2 operations */
+void fp_div_2d(fp_int *a, int b, fp_int *c, fp_int *d);
+void fp_mod_2d(fp_int *a, int b, fp_int *c);
+void fp_mul_2d(fp_int *a, int b, fp_int *c);
+void fp_2expt (fp_int *a, int b);
+void fp_mul_2(fp_int *a, fp_int *c);
+void fp_div_2(fp_int *a, fp_int *c);
+
+/* Counts the number of lsbs which are zero before the first zero bit */
+int fp_cnt_lsb(fp_int *a);
+
+/* c = a + b */
+void fp_add(fp_int *a, fp_int *b, fp_int *c);
+
+/* c = a - b */
+void fp_sub(fp_int *a, fp_int *b, fp_int *c);
+
+/* c = a * b */
+void fp_mul(fp_int *a, fp_int *b, fp_int *c);
+
+/* b = a*a  */
+void fp_sqr(fp_int *a, fp_int *b);
+
+/* a/b => cb + d == a */
+int fp_div(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
+
+/* c = a mod b, 0 <= c < b  */
+int fp_mod(fp_int *a, fp_int *b, fp_int *c);
+
+/* compare against a single digit */
+int fp_cmp_d(fp_int *a, fp_digit b);
+
+/* c = a + b */
+void fp_add_d(fp_int *a, fp_digit b, fp_int *c);
+
+/* c = a - b */
+void fp_sub_d(fp_int *a, fp_digit b, fp_int *c);
+
+/* c = a * b */
+void fp_mul_d(fp_int *a, fp_digit b, fp_int *c);
+
+/* a/b => cb + d == a */
+/*int fp_div_d(fp_int *a, fp_digit b, fp_int *c, fp_digit *d);*/
+
+/* c = a mod b, 0 <= c < b  */
+/*int fp_mod_d(fp_int *a, fp_digit b, fp_digit *c);*/
+
+/* ---> number theory <--- */
+/* d = a + b (mod c) */
+/*int fp_addmod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);*/
+
+/* d = a - b (mod c) */
+/*int fp_submod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);*/
+
+/* d = a * b (mod c) */
+int fp_mulmod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
+
+/* d = a - b (mod c) */
+int fp_submod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
+
+/* d = a + b (mod c) */
+int fp_addmod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
+
+/* c = a * a (mod b) */
+int fp_sqrmod(fp_int *a, fp_int *b, fp_int *c);
+
+/* c = 1/a (mod b) */
+int fp_invmod(fp_int *a, fp_int *b, fp_int *c);
+
+/* c = (a, b) */
+/*void fp_gcd(fp_int *a, fp_int *b, fp_int *c);*/
+
+/* c = [a, b] */
+/*void fp_lcm(fp_int *a, fp_int *b, fp_int *c);*/
+
+/* setups the montgomery reduction */
+int fp_montgomery_setup(fp_int *a, fp_digit *mp);
+
+/* computes a = B**n mod b without division or multiplication useful for
+ * normalizing numbers in a Montgomery system.
+ */
+void fp_montgomery_calc_normalization(fp_int *a, fp_int *b);
+
+/* computes x/R == x (mod N) via Montgomery Reduction */
+void fp_montgomery_reduce(fp_int *a, fp_int *m, fp_digit mp);
+
+/* d = a**b (mod c) */
+int fp_exptmod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
+
+/* primality stuff */
+
+/* perform a Miller-Rabin test of a to the base b and store result in "result" */
+/*void fp_prime_miller_rabin (fp_int * a, fp_int * b, int *result);*/
+
+#define FP_PRIME_SIZE      256
+/* 256 trial divisions + 8 Miller-Rabins, returns FP_YES if probable prime  */
+/*int fp_isprime(fp_int *a);*/
+/* extended version of fp_isprime, do 't' Miller-Rabins instead of only 8 */
+/*int fp_isprime_ex(fp_int *a, int t);*/
+
+/* Primality generation flags */
+/*#define TFM_PRIME_BBS      0x0001 */ /* BBS style prime */
+/*#define TFM_PRIME_SAFE     0x0002 */ /* Safe prime (p-1)/2 == prime */
+/*#define TFM_PRIME_2MSB_OFF 0x0004 */ /* force 2nd MSB to 0 */
+/*#define TFM_PRIME_2MSB_ON  0x0008 */ /* force 2nd MSB to 1 */
+
+/* callback for fp_prime_random, should fill dst with random bytes and return how many read [up to len] */
+/*typedef int tfm_prime_callback(unsigned char *dst, int len, void *dat);*/
+
+/*#define fp_prime_random(a, t, size, bbs, cb, dat) fp_prime_random_ex(a, t, ((size) * 8) + 1, (bbs==1)?TFM_PRIME_BBS:0, cb, dat)*/
+
+/*int fp_prime_random_ex(fp_int *a, int t, int size, int flags, tfm_prime_callback cb, void *dat);*/
+
+/* radix conversions */
+int fp_count_bits(fp_int *a);
+int fp_leading_bit(fp_int *a);
+
+int fp_unsigned_bin_size(fp_int *a);
+void fp_read_unsigned_bin(fp_int *a, const unsigned char *b, int c);
+void fp_to_unsigned_bin(fp_int *a, unsigned char *b);
+int fp_to_unsigned_bin_at_pos(int x, fp_int *t, unsigned char *b);
+
+/*int fp_signed_bin_size(fp_int *a);*/
+/*void fp_read_signed_bin(fp_int *a, const unsigned char *b, int c);*/
+/*void fp_to_signed_bin(fp_int *a, unsigned char *b);*/
+
+/*int fp_read_radix(fp_int *a, char *str, int radix);*/
+/*int fp_toradix(fp_int *a, char *str, int radix);*/
+/*int fp_toradix_n(fp_int * a, char *str, int radix, int maxlen);*/
+
+
+/* VARIOUS LOW LEVEL STUFFS */
+void s_fp_add(fp_int *a, fp_int *b, fp_int *c);
+void s_fp_sub(fp_int *a, fp_int *b, fp_int *c);
+void fp_reverse(unsigned char *s, int len);
+
+void fp_mul_comba(fp_int *a, fp_int *b, fp_int *c);
+
+void fp_mul_comba_small(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba3(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba4(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba6(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba7(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba8(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba9(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba12(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba17(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba20(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba24(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba28(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba32(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba48(fp_int *a, fp_int *b, fp_int *c);
+void fp_mul_comba64(fp_int *a, fp_int *b, fp_int *c);
+void fp_sqr_comba(fp_int *a, fp_int *b);
+void fp_sqr_comba_small(fp_int *a, fp_int *b);
+void fp_sqr_comba3(fp_int *a, fp_int *b);
+void fp_sqr_comba4(fp_int *a, fp_int *b);
+void fp_sqr_comba6(fp_int *a, fp_int *b);
+void fp_sqr_comba7(fp_int *a, fp_int *b);
+void fp_sqr_comba8(fp_int *a, fp_int *b);
+void fp_sqr_comba9(fp_int *a, fp_int *b);
+void fp_sqr_comba12(fp_int *a, fp_int *b);
+void fp_sqr_comba17(fp_int *a, fp_int *b);
+void fp_sqr_comba20(fp_int *a, fp_int *b);
+void fp_sqr_comba24(fp_int *a, fp_int *b);
+void fp_sqr_comba28(fp_int *a, fp_int *b);
+void fp_sqr_comba32(fp_int *a, fp_int *b);
+void fp_sqr_comba48(fp_int *a, fp_int *b);
+void fp_sqr_comba64(fp_int *a, fp_int *b);
+
+/*extern const char *fp_s_rmap;*/
+
+
+/**
+ * Used by wolfSSL
+ */
+
+/* Types */
+typedef fp_digit mp_digit;
+typedef fp_word  mp_word;
+typedef fp_int mp_int;
+#define MP_INT_DEFINED
+
+/* Constants */
+#define MP_LT   FP_LT   /* less than    */
+#define MP_EQ   FP_EQ   /* equal to     */
+#define MP_GT   FP_GT   /* greater than */
+#define MP_VAL  FP_VAL  /* invalid */
+#define MP_MEM  FP_MEM  /* memory error */
+#define MP_NOT_INF FP_NOT_INF /* point not at infinity */
+#define MP_OKAY FP_OKAY /* ok result    */
+#define MP_NO   FP_NO   /* yes/no result */
+#define MP_YES  FP_YES  /* yes/no result */
+#define MP_ZPOS FP_ZPOS
+#define MP_NEG  FP_NEG
+#define MP_MASK FP_MASK
+
+/* Prototypes */
+#define mp_zero(a)  fp_zero(a)
+#define mp_isone(a)  fp_isone(a)
+#define mp_iseven(a)  fp_iseven(a)
+#define mp_isneg(a)   fp_isneg(a)
+MP_API int  mp_init (mp_int * a);
+MP_API void mp_clear (mp_int * a);
+MP_API void mp_free (mp_int * a);
+MP_API void mp_forcezero (mp_int * a);
+MP_API int  mp_init_multi(mp_int* a, mp_int* b, mp_int* c, mp_int* d, mp_int* e,
+                         mp_int* f);
+
+MP_API int  mp_add (mp_int * a, mp_int * b, mp_int * c);
+MP_API int  mp_sub (mp_int * a, mp_int * b, mp_int * c);
+MP_API int  mp_add_d (mp_int * a, mp_digit b, mp_int * c);
+
+MP_API int  mp_mul (mp_int * a, mp_int * b, mp_int * c);
+MP_API int  mp_mul_d (mp_int * a, mp_digit b, mp_int * c);
+MP_API int  mp_mulmod (mp_int * a, mp_int * b, mp_int * c, mp_int * d);
+MP_API int  mp_submod (mp_int* a, mp_int* b, mp_int* c, mp_int* d);
+MP_API int  mp_addmod (mp_int* a, mp_int* b, mp_int* c, mp_int* d);
+MP_API int  mp_mod(mp_int *a, mp_int *b, mp_int *c);
+MP_API int  mp_invmod(mp_int *a, mp_int *b, mp_int *c);
+MP_API int  mp_exptmod (mp_int * g, mp_int * x, mp_int * p, mp_int * y);
+MP_API int  mp_mul_2d(mp_int *a, int b, mp_int *c);
+
+MP_API int  mp_div(mp_int * a, mp_int * b, mp_int * c, mp_int * d);
+
+MP_API int  mp_cmp(mp_int *a, mp_int *b);
+MP_API int  mp_cmp_d(mp_int *a, mp_digit b);
+
+MP_API int  mp_unsigned_bin_size(mp_int * a);
+MP_API int  mp_read_unsigned_bin (mp_int * a, const unsigned char *b, int c);
+MP_API int  mp_to_unsigned_bin_at_pos(int x, mp_int *t, unsigned char *b);
+MP_API int  mp_to_unsigned_bin (mp_int * a, unsigned char *b);
+
+MP_API int  mp_sub_d(fp_int *a, fp_digit b, fp_int *c);
+MP_API int  mp_copy(fp_int* a, fp_int* b);
+MP_API int  mp_isodd(mp_int* a);
+MP_API int  mp_iszero(mp_int* a);
+MP_API int  mp_count_bits(mp_int *a);
+MP_API int  mp_leading_bit(mp_int *a);
+MP_API int  mp_set_int(mp_int *a, unsigned long b);
+MP_API int  mp_is_bit_set (mp_int * a, mp_digit b);
+MP_API int  mp_set_bit (mp_int * a, mp_digit b);
+MP_API void mp_rshb(mp_int *a, int x);
+MP_API void mp_rshd(mp_int *a, int x);
+MP_API int mp_toradix (mp_int *a, char *str, int radix);
+MP_API int mp_radix_size (mp_int * a, int radix, int *size);
+
+#ifdef WOLFSSL_DEBUG_MATH
+    MP_API void mp_dump(const char* desc, mp_int* a, byte verbose);
+#else
+    #define mp_dump(desc, a, verbose)
+#endif
+
+#ifdef HAVE_ECC
+    MP_API int mp_read_radix(mp_int* a, const char* str, int radix);
+    MP_API int mp_sqr(fp_int *a, fp_int *b);
+    MP_API int mp_montgomery_reduce(fp_int *a, fp_int *m, fp_digit mp);
+    MP_API int mp_montgomery_setup(fp_int *a, fp_digit *rho);
+    MP_API int mp_div_2(fp_int * a, fp_int * b);
+    MP_API int mp_init_copy(fp_int * a, fp_int * b);
+#endif
+
+#if defined(HAVE_ECC) || !defined(NO_RSA) || !defined(NO_DSA)
+    MP_API int mp_set(fp_int *a, fp_digit b);
+#endif
+
+#if defined(HAVE_ECC) || defined(WOLFSSL_KEY_GEN)
+    MP_API int mp_sqrmod(mp_int* a, mp_int* b, mp_int* c);
+    MP_API int mp_montgomery_calc_normalization(mp_int *a, mp_int *b);
+#endif
+
+#ifdef WOLFSSL_KEY_GEN
+MP_API int  mp_gcd(fp_int *a, fp_int *b, fp_int *c);
+MP_API int  mp_lcm(fp_int *a, fp_int *b, fp_int *c);
+MP_API int  mp_prime_is_prime(mp_int* a, int t, int* result);
+MP_API int  mp_rand_prime(mp_int* N, int len, WC_RNG* rng, void* heap);
+MP_API int  mp_exch(mp_int *a, mp_int *b);
+#endif /* WOLFSSL_KEY_GEN */
+
+MP_API int  mp_cnt_lsb(fp_int *a);
+MP_API int  mp_div_2d(fp_int *a, int b, fp_int *c, fp_int *d);
+MP_API int  mp_mod_d(fp_int* a, fp_digit b, fp_digit* c);
+MP_API int  mp_lshd (mp_int * a, int b);
+
+WOLFSSL_API word32 CheckRunTimeFastMath(void);
+
+/* If user uses RSA, DH, DSA, or ECC math lib directly then fast math FP_SIZE
+   must match, return 1 if a match otherwise 0 */
+#define CheckFastMathSettings() (FP_SIZE == CheckRunTimeFastMath())
+
+
+/* wolf big int and common functions */
+#include <wolfssl/wolfcrypt/wolfmath.h>
+
+
+#ifdef __cplusplus
+   }
+#endif
+
+#endif  /* WOLF_CRYPT_TFM_H */
+
+