1 files changed, 97 insertions, 0 deletions
diff --git a/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/wolfmath.h b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/wolfmath.h
new file mode 100644
index 000000000..43b73c44d
--- /dev/null
+++ b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/wolfcrypt/wolfmath.h
@@ -0,0 +1,97 @@
+/* wolfmath.h
+ *
+ * Copyright (C) 2006-2020 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
+ */
+
+#ifndef __WOLFMATH_H__
+#define __WOLFMATH_H__
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+#ifdef WOLFSSL_PUBLIC_MP
+    #define MP_API   WOLFSSL_API
+#else
+    #define MP_API   WOLFSSL_LOCAL
+#endif
+
+#ifndef MIN
+   #define MIN(x,y) ((x)<(y)?(x):(y))
+#endif
+
+#ifndef MAX
+   #define MAX(x,y) ((x)>(y)?(x):(y))
+#endif
+
+/* timing resistance array */
+#if !defined(WC_NO_CACHE_RESISTANT) && \
+    ((defined(HAVE_ECC) && defined(ECC_TIMING_RESISTANT)) || \
+     (defined(USE_FAST_MATH) && defined(TFM_TIMING_RESISTANT)))
+
+    extern const wolfssl_word wc_off_on_addr[2];
+#endif
+
+
+/* common math functions */
+MP_API int get_digit_count(mp_int* a);
+MP_API mp_digit get_digit(mp_int* a, int n);
+MP_API int get_rand_digit(WC_RNG* rng, mp_digit* d);
+
+WOLFSSL_API int mp_cond_copy(mp_int* a, int copy, mp_int* b);
+WOLFSSL_API int mp_rand(mp_int* a, int digits, WC_RNG* rng);
+
+enum {
+    /* format type */
+    WC_TYPE_HEX_STR = 1,
+    WC_TYPE_UNSIGNED_BIN = 2,
+};
+
+WOLFSSL_API int wc_export_int(mp_int* mp, byte* buf, word32* len,
+    word32 keySz, int encType);
+
+#ifdef HAVE_WOLF_BIGINT
+    #if !defined(WOLF_BIGINT_DEFINED)
+        /* raw big integer */
+        typedef struct WC_BIGINT {
+            byte*   buf;
+            word32  len;
+            void*   heap;
+        } WC_BIGINT;
+        #define WOLF_BIGINT_DEFINED
+    #endif
+
+    WOLFSSL_LOCAL void wc_bigint_init(WC_BIGINT* a);
+    WOLFSSL_LOCAL int wc_bigint_alloc(WC_BIGINT* a, word32 sz);
+    WOLFSSL_LOCAL int wc_bigint_from_unsigned_bin(WC_BIGINT* a, const byte* in, word32 inlen);
+    WOLFSSL_LOCAL int wc_bigint_to_unsigned_bin(WC_BIGINT* a, byte* out, word32* outlen);
+    WOLFSSL_LOCAL void wc_bigint_zero(WC_BIGINT* a);
+    WOLFSSL_LOCAL void wc_bigint_free(WC_BIGINT* a);
+
+    WOLFSSL_LOCAL int wc_mp_to_bigint(mp_int* src, WC_BIGINT* dst);
+    WOLFSSL_LOCAL int wc_mp_to_bigint_sz(mp_int* src, WC_BIGINT* dst, word32 sz);
+    WOLFSSL_LOCAL int wc_bigint_to_mp(WC_BIGINT* src, mp_int* dst);
+#endif /* HAVE_WOLF_BIGINT */
+
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* __WOLFMATH_H__ */