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- /* des3.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/des3.h
- */
- #ifndef WOLF_CRYPT_DES3_H
- #define WOLF_CRYPT_DES3_H
- #include <wolfssl/wolfcrypt/types.h>
- #ifndef NO_DES3
- #if defined(HAVE_FIPS) && defined(HAVE_FIPS_VERSION) && \
- (HAVE_FIPS_VERSION == 2 || HAVE_FIPS_VERSION == 3)
- #include <wolfssl/wolfcrypt/fips.h>
- #endif /* HAVE_FIPS_VERSION >= 2 */
- #if defined(HAVE_FIPS) && \
- (!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2))
- /* included for fips @wc_fips */
- #include <cyassl/ctaocrypt/des3.h>
- #endif
- #ifdef __cplusplus
- extern "C" {
- #endif
- /* these are required for FIPS and non-FIPS */
- enum {
- DES_KEY_SIZE = 8, /* des */
- DES3_KEY_SIZE = 24, /* 3 des ede */
- DES_IV_SIZE = 8, /* should be the same as DES_BLOCK_SIZE */
- };
- /* avoid redefinition of structs */
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && \
- HAVE_FIPS_VERSION >= 2)
- #ifdef WOLFSSL_ASYNC_CRYPT
- #include <wolfssl/wolfcrypt/async.h>
- #endif
- enum {
- DES_ENC_TYPE = WC_CIPHER_DES, /* cipher unique type */
- DES3_ENC_TYPE = WC_CIPHER_DES3, /* cipher unique type */
- DES_BLOCK_SIZE = 8,
- DES_KS_SIZE = 32, /* internal DES key buffer size */
- DES_ENCRYPTION = 0,
- DES_DECRYPTION = 1
- };
- #define DES_IVLEN 8
- #define DES_KEYLEN 8
- #define DES3_IVLEN 8
- #define DES3_KEYLEN 24
- #if defined(STM32_CRYPTO)
- #include <wolfssl/wolfcrypt/port/st/stm32.h>
- enum {
- DES_CBC = 0,
- DES_ECB = 1
- };
- #endif
- /* DES encryption and decryption */
- typedef struct Des {
- word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
- word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
- word32 key[DES_KS_SIZE];
- } Des;
- /* DES3 encryption and decryption */
- struct Des3 {
- word32 key[3][DES_KS_SIZE];
- word32 reg[DES_BLOCK_SIZE / sizeof(word32)]; /* for CBC mode */
- word32 tmp[DES_BLOCK_SIZE / sizeof(word32)]; /* same */
- #ifdef WOLFSSL_ASYNC_CRYPT
- WC_ASYNC_DEV asyncDev;
- #endif
- #if defined(WOLF_CRYPTO_CB) || \
- (defined(WOLFSSL_ASYNC_CRYPT) && defined(WC_ASYNC_ENABLE_3DES))
- word32 devKey[DES3_KEYLEN/sizeof(word32)]; /* raw key */
- #endif
- #ifdef WOLF_CRYPTO_CB
- int devId;
- void* devCtx;
- #endif
- void* heap;
- };
- #ifndef WC_DES3_TYPE_DEFINED
- typedef struct Des3 Des3;
- #define WC_DES3_TYPE_DEFINED
- #endif
- #endif /* HAVE_FIPS && HAVE_FIPS_VERSION >= 2 */
- WOLFSSL_API int wc_Des_SetKey(Des* des, const byte* key,
- const byte* iv, int dir);
- WOLFSSL_API void wc_Des_SetIV(Des* des, const byte* iv);
- WOLFSSL_API int wc_Des_CbcEncrypt(Des* des, byte* out,
- const byte* in, word32 sz);
- WOLFSSL_API int wc_Des_CbcDecrypt(Des* des, byte* out,
- const byte* in, word32 sz);
- WOLFSSL_API int wc_Des_EcbEncrypt(Des* des, byte* out,
- const byte* in, word32 sz);
- WOLFSSL_API int wc_Des3_EcbEncrypt(Des3* des, byte* out,
- const byte* in, word32 sz);
- /* ECB decrypt same process as encrypt but with decrypt key */
- #define wc_Des_EcbDecrypt wc_Des_EcbEncrypt
- #define wc_Des3_EcbDecrypt wc_Des3_EcbEncrypt
- WOLFSSL_API int wc_Des3_SetKey(Des3* des, const byte* key,
- const byte* iv,int dir);
- WOLFSSL_API int wc_Des3_SetIV(Des3* des, const byte* iv);
- WOLFSSL_API int wc_Des3_CbcEncrypt(Des3* des, byte* out,
- const byte* in,word32 sz);
- WOLFSSL_API int wc_Des3_CbcDecrypt(Des3* des, byte* out,
- const byte* in,word32 sz);
- /* These are only required when using either:
- static memory (WOLFSSL_STATIC_MEMORY) or asynchronous (WOLFSSL_ASYNC_CRYPT) */
- WOLFSSL_API int wc_Des3Init(Des3* des3, void* heap, int devId);
- WOLFSSL_API void wc_Des3Free(Des3* des3);
- #ifdef __cplusplus
- } /* extern "C" */
- #endif
- #endif /* NO_DES3 */
- #endif /* WOLF_CRYPT_DES3_H */
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