mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-12-24 02:41:48 +01:00
139 lines
3.6 KiB
C
139 lines
3.6 KiB
C
/* poly1305.h
|
|
*
|
|
* Copyright (C) 2006-2022 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
|
|
*/
|
|
|
|
/*!
|
|
\file wolfssl/wolfcrypt/poly1305.h
|
|
*/
|
|
|
|
#ifndef WOLF_CRYPT_POLY1305_H
|
|
#define WOLF_CRYPT_POLY1305_H
|
|
|
|
#include <libs/libwolfssl/wolfcrypt/types.h>
|
|
|
|
#ifdef HAVE_POLY1305
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* auto detect between 32bit / 64bit */
|
|
#if defined(__SIZEOF_INT128__) && defined(__LP64__)
|
|
#define WC_HAS_SIZEOF_INT128_64BIT
|
|
#endif
|
|
|
|
#if defined(_MSC_VER) && defined(_M_X64)
|
|
#define WC_HAS_MSVC_64BIT
|
|
#endif
|
|
|
|
#if (defined(__GNUC__) && defined(__LP64__) && \
|
|
((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 4))))
|
|
#define WC_HAS_GCC_4_4_64BIT
|
|
#endif
|
|
|
|
#if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP)
|
|
#elif (defined(WC_HAS_SIZEOF_INT128_64BIT) || defined(WC_HAS_MSVC_64BIT) || \
|
|
defined(WC_HAS_GCC_4_4_64BIT))
|
|
#define POLY130564
|
|
#else
|
|
#define POLY130532
|
|
#endif
|
|
|
|
enum {
|
|
POLY1305 = 7,
|
|
POLY1305_BLOCK_SIZE = 16,
|
|
POLY1305_DIGEST_SIZE = 16,
|
|
};
|
|
|
|
#define WC_POLY1305_PAD_SZ 16
|
|
#define WC_POLY1305_MAC_SZ 16
|
|
|
|
/* Poly1305 state */
|
|
typedef struct Poly1305 {
|
|
#if defined(WOLFSSL_X86_64_BUILD) && defined(USE_INTEL_SPEEDUP)
|
|
word64 r[3];
|
|
word64 h[3];
|
|
word64 pad[2];
|
|
word64 hh[20];
|
|
word32 r1[8];
|
|
word32 r2[8];
|
|
word32 r3[8];
|
|
word32 r4[8];
|
|
word64 hm[16];
|
|
unsigned char buffer[8*POLY1305_BLOCK_SIZE];
|
|
size_t leftover;
|
|
unsigned char finished;
|
|
unsigned char started;
|
|
#else
|
|
#if defined(WOLFSSL_ARMASM) && defined(__aarch64__)
|
|
ALIGN128 word32 r[5];
|
|
ALIGN128 word32 r_2[5]; /* r^2 */
|
|
ALIGN128 word32 r_4[5]; /* r^4 */
|
|
ALIGN128 word32 h[5];
|
|
word32 pad[4];
|
|
word64 leftover;
|
|
#else
|
|
#if defined(POLY130564)
|
|
word64 r[3];
|
|
word64 h[3];
|
|
word64 pad[2];
|
|
#else
|
|
word32 r[5];
|
|
word32 h[5];
|
|
word32 pad[4];
|
|
#endif
|
|
size_t leftover;
|
|
#endif /* WOLFSSL_ARMASM */
|
|
unsigned char buffer[POLY1305_BLOCK_SIZE];
|
|
unsigned char finished;
|
|
#endif
|
|
} Poly1305;
|
|
|
|
/* does init */
|
|
|
|
WOLFSSL_API int wc_Poly1305SetKey(Poly1305* poly1305, const byte* key,
|
|
word32 kySz);
|
|
WOLFSSL_API int wc_Poly1305Update(Poly1305* poly1305, const byte* m, word32 bytes);
|
|
WOLFSSL_API int wc_Poly1305Final(Poly1305* poly1305, byte* tag);
|
|
|
|
/* AEAD Functions */
|
|
WOLFSSL_API int wc_Poly1305_Pad(Poly1305* ctx, word32 lenToPad);
|
|
WOLFSSL_API int wc_Poly1305_EncodeSizes(Poly1305* ctx, word32 aadSz,
|
|
word32 dataSz);
|
|
#ifdef WORD64_AVAILABLE
|
|
WOLFSSL_API int wc_Poly1305_EncodeSizes64(Poly1305* ctx, word64 aadSz,
|
|
word64 dataSz);
|
|
#endif
|
|
WOLFSSL_API int wc_Poly1305_MAC(Poly1305* ctx, const byte* additional,
|
|
word32 addSz, const byte* input, word32 sz, byte* tag, word32 tagSz);
|
|
|
|
#if defined(__aarch64__ ) && defined(WOLFSSL_ARMASM)
|
|
void poly1305_blocks(Poly1305* ctx, const unsigned char *m,
|
|
size_t bytes);
|
|
void poly1305_block(Poly1305* ctx, const unsigned char *m);
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
} /* extern "C" */
|
|
#endif
|
|
|
|
#endif /* HAVE_POLY1305 */
|
|
#endif /* WOLF_CRYPT_POLY1305_H */
|