diff options
Diffstat (limited to 'FreeRTOS-Plus/Source/WolfSSL/wolfssl/openssl/aes.h')
-rw-r--r-- | FreeRTOS-Plus/Source/WolfSSL/wolfssl/openssl/aes.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/FreeRTOS-Plus/Source/WolfSSL/wolfssl/openssl/aes.h b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/openssl/aes.h new file mode 100644 index 000000000..de9f5b897 --- /dev/null +++ b/FreeRTOS-Plus/Source/WolfSSL/wolfssl/openssl/aes.h @@ -0,0 +1,111 @@ +/* aes.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 + */ + + + +/* aes.h defines mini des openssl compatibility layer + * + */ + + +#ifndef WOLFSSL_AES_H_ +#define WOLFSSL_AES_H_ + +#include <wolfssl/wolfcrypt/settings.h> + +#ifndef NO_AES +#include <wolfssl/openssl/ssl.h> /* for size_t */ + +#ifdef __cplusplus + extern "C" { +#endif + +/* This structure wrapper is done because there is no aes_new function with + * OpenSSL compatibility layer. This makes code working with an AES structure + * to need the size of the structure. */ +typedef struct WOLFSSL_AES_KEY { + /* aligned and big enough for Aes from wolfssl/wolfcrypt/aes.h */ + ALIGN16 void* holder[(376 + WC_ASYNC_DEV_SIZE)/ sizeof(void*)]; + #ifdef GCM_TABLE + /* key-based fast multiplication table. */ + ALIGN16 void* M0[4096 / sizeof(void*)]; + #endif /* GCM_TABLE */ + #if defined(WOLFSSL_DEVCRYPTO) && \ + (defined(WOLFSSL_DEVCRYPTO_AES) || defined(WOLFSSL_DEVCRYPTO_CBC)) + /* large enough for additional devcrypto information */ + void* devKey[288 / sizeof(void*)]; + #endif + #ifdef WOLFSSL_AFALG + void* afalg_holder[288 / sizeof(void*)]; + #endif + #ifdef HAVE_PKCS11 + void* pkcs11_holder[(AES_MAX_ID_LEN + sizeof(int)) / sizeof(void*)]; + #endif + #if defined(WOLFSSL_ASYNC_CRYPT) || defined(WOLF_CRYPTO_CB) + void* async_holder[128 / sizeof(void*)]; + #endif +} WOLFSSL_AES_KEY; +typedef WOLFSSL_AES_KEY AES_KEY; + +WOLFSSL_API int wolfSSL_AES_set_encrypt_key + (const unsigned char *, const int bits, AES_KEY *); +WOLFSSL_API int wolfSSL_AES_set_decrypt_key + (const unsigned char *, const int bits, AES_KEY *); +WOLFSSL_API void wolfSSL_AES_cbc_encrypt + (const unsigned char *in, unsigned char* out, size_t len, + AES_KEY *key, unsigned char* iv, const int enc); +WOLFSSL_API void wolfSSL_AES_ecb_encrypt + (const unsigned char *in, unsigned char* out, + AES_KEY *key, const int enc); +WOLFSSL_API void wolfSSL_AES_cfb128_encrypt + (const unsigned char *in, unsigned char* out, size_t len, + AES_KEY *key, unsigned char* iv, int* num, const int enc); + +#define AES_cbc_encrypt wolfSSL_AES_cbc_encrypt +#define AES_ecb_encrypt wolfSSL_AES_ecb_encrypt +#define AES_cfb128_encrypt wolfSSL_AES_cfb128_encrypt +#define AES_set_encrypt_key wolfSSL_AES_set_encrypt_key +#define AES_set_decrypt_key wolfSSL_AES_set_decrypt_key + +#ifdef WOLFSSL_AES_DIRECT +WOLFSSL_API void wolfSSL_AES_encrypt + (const unsigned char* input, unsigned char* output, AES_KEY *); +WOLFSSL_API void wolfSSL_AES_decrypt + (const unsigned char* input, unsigned char* output, AES_KEY *); + +#define AES_encrypt wolfSSL_AES_encrypt +#define AES_decrypt wolfSSL_AES_decrypt +#endif /* HAVE_AES_DIRECT */ + +#ifndef AES_ENCRYPT +#define AES_ENCRYPT AES_ENCRYPTION +#endif +#ifndef AES_DECRYPT +#define AES_DECRYPT AES_DECRYPTION +#endif + +#ifdef __cplusplus + } /* extern "C" */ +#endif + +#endif /* NO_AES */ + +#endif /* WOLFSSL_AES_H_ */ |