/* evp.h * * Copyright (C) 2015 wolfSSL Inc. * * This file is part of wolfSSL. (formerly known as CyaSSL) * * 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 02110-1301, USA */ /* evp.h defines mini evp openssl compatibility layer * */ #ifndef WOLFSSL_EVP_H_ #define WOLFSSL_EVP_H_ #include #ifdef WOLFSSL_PREFIX #include "prefix_evp.h" #endif #ifndef NO_MD5 #include #endif #include #include #include #include #include #include #include #include #ifdef __cplusplus extern "C" { #endif typedef char WOLFSSL_EVP_MD; typedef char WOLFSSL_EVP_CIPHER; #ifndef NO_MD5 WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_md5(void); #endif WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha1(void); WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha256(void); WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha384(void); WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha512(void); WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_ripemd160(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_128_cbc(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_192_cbc(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_256_cbc(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_128_ctr(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_192_ctr(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_256_ctr(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_des_cbc(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_des_ede3_cbc(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_rc4(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_idea_cbc(void); WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_enc_null(void); typedef union { #ifndef NO_MD5 WOLFSSL_MD5_CTX md5; #endif WOLFSSL_SHA_CTX sha; WOLFSSL_SHA256_CTX sha256; #ifdef WOLFSSL_SHA384 WOLFSSL_SHA384_CTX sha384; #endif #ifdef WOLFSSL_SHA512 WOLFSSL_SHA512_CTX sha512; #endif #ifdef WOLFSSL_RIPEMD WOLFSSL_RIPEMD_CTX ripemd; #endif } WOLFSSL_Hasher; typedef struct WOLFSSL_EVP_MD_CTX { unsigned char macType; WOLFSSL_Hasher hash; } WOLFSSL_EVP_MD_CTX; typedef union { #ifndef NO_AES Aes aes; #endif #ifndef NO_DES3 Des des; Des3 des3; #endif Arc4 arc4; #ifdef HAVE_IDEA Idea idea; #endif } WOLFSSL_Cipher; enum { AES_128_CBC_TYPE = 1, AES_192_CBC_TYPE = 2, AES_256_CBC_TYPE = 3, AES_128_CTR_TYPE = 4, AES_192_CTR_TYPE = 5, AES_256_CTR_TYPE = 6, DES_CBC_TYPE = 7, DES_EDE3_CBC_TYPE = 8, ARC4_TYPE = 9, NULL_CIPHER_TYPE = 10, EVP_PKEY_RSA = 11, EVP_PKEY_DSA = 12, EVP_PKEY_EC = 13, IDEA_CBC_TYPE = 14, NID_sha1 = 64, NID_md5 = 4 }; typedef struct WOLFSSL_EVP_CIPHER_CTX { int keyLen; /* user may set for variable */ unsigned char enc; /* if encrypt side, then true */ unsigned char cipherType; #ifndef NO_AES unsigned char iv[AES_BLOCK_SIZE]; /* working iv pointer into cipher */ #elif !defined(NO_DES3) unsigned char iv[DES_BLOCK_SIZE]; /* working iv pointer into cipher */ #endif WOLFSSL_Cipher cipher; } WOLFSSL_EVP_CIPHER_CTX; WOLFSSL_API int wolfSSL_EVP_MD_size(const WOLFSSL_EVP_MD* md); WOLFSSL_API void wolfSSL_EVP_MD_CTX_init(WOLFSSL_EVP_MD_CTX* ctx); WOLFSSL_API int wolfSSL_EVP_MD_CTX_cleanup(WOLFSSL_EVP_MD_CTX* ctx); WOLFSSL_API int wolfSSL_EVP_DigestInit(WOLFSSL_EVP_MD_CTX* ctx, const WOLFSSL_EVP_MD* type); WOLFSSL_API int wolfSSL_EVP_DigestUpdate(WOLFSSL_EVP_MD_CTX* ctx, const void* data, unsigned long sz); WOLFSSL_API int wolfSSL_EVP_DigestFinal(WOLFSSL_EVP_MD_CTX* ctx, unsigned char* md, unsigned int* s); WOLFSSL_API int wolfSSL_EVP_DigestFinal_ex(WOLFSSL_EVP_MD_CTX* ctx, unsigned char* md, unsigned int* s); #ifndef NO_MD5 WOLFSSL_API int wolfSSL_EVP_BytesToKey(const WOLFSSL_EVP_CIPHER*, const WOLFSSL_EVP_MD*, const unsigned char*, const unsigned char*, int, int, unsigned char*, unsigned char*); #endif WOLFSSL_API void wolfSSL_EVP_CIPHER_CTX_init(WOLFSSL_EVP_CIPHER_CTX* ctx); WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_cleanup(WOLFSSL_EVP_CIPHER_CTX* ctx); WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_iv_length(const WOLFSSL_EVP_CIPHER_CTX*); WOLFSSL_API int wolfSSL_EVP_CipherInit(WOLFSSL_EVP_CIPHER_CTX* ctx, const WOLFSSL_EVP_CIPHER* type, unsigned char* key, unsigned char* iv, int enc); WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_key_length(WOLFSSL_EVP_CIPHER_CTX* ctx); WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_set_key_length(WOLFSSL_EVP_CIPHER_CTX* ctx, int keylen); WOLFSSL_API int wolfSSL_EVP_Cipher(WOLFSSL_EVP_CIPHER_CTX* ctx, unsigned char* dst, unsigned char* src, unsigned int len); WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_get_digestbynid(int); WOLFSSL_API WOLFSSL_RSA* wolfSSL_EVP_PKEY_get1_RSA(WOLFSSL_EVP_PKEY*); WOLFSSL_API WOLFSSL_DSA* wolfSSL_EVP_PKEY_get1_DSA(WOLFSSL_EVP_PKEY*); WOLFSSL_API WOLFSSL_EC_KEY *wolfSSL_EVP_PKEY_get1_EC_KEY(WOLFSSL_EVP_PKEY *key); /* these next ones don't need real OpenSSL type, for OpenSSH compat only */ WOLFSSL_API void* wolfSSL_EVP_X_STATE(const WOLFSSL_EVP_CIPHER_CTX* ctx); WOLFSSL_API int wolfSSL_EVP_X_STATE_LEN(const WOLFSSL_EVP_CIPHER_CTX* ctx); WOLFSSL_API void wolfSSL_3des_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset, unsigned char* iv, int len); WOLFSSL_API void wolfSSL_aes_ctr_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset, unsigned char* iv, int len); WOLFSSL_API int wolfSSL_StoreExternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx); WOLFSSL_API int wolfSSL_SetInternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx); /* end OpenSSH compat */ typedef WOLFSSL_EVP_MD EVP_MD; typedef WOLFSSL_EVP_CIPHER EVP_CIPHER; typedef WOLFSSL_EVP_MD_CTX EVP_MD_CTX; typedef WOLFSSL_EVP_CIPHER_CTX EVP_CIPHER_CTX; #ifndef NO_MD5 #define EVP_md5 wolfSSL_EVP_md5 #endif #define EVP_sha1 wolfSSL_EVP_sha1 #define EVP_sha256 wolfSSL_EVP_sha256 #define EVP_sha384 wolfSSL_EVP_sha384 #define EVP_sha512 wolfSSL_EVP_sha512 #define EVP_ripemd160 wolfSSL_EVP_ripemd160 #define EVP_aes_128_cbc wolfSSL_EVP_aes_128_cbc #define EVP_aes_192_cbc wolfSSL_EVP_aes_192_cbc #define EVP_aes_256_cbc wolfSSL_EVP_aes_256_cbc #define EVP_aes_128_ctr wolfSSL_EVP_aes_128_ctr #define EVP_aes_192_ctr wolfSSL_EVP_aes_192_ctr #define EVP_aes_256_ctr wolfSSL_EVP_aes_256_ctr #define EVP_des_cbc wolfSSL_EVP_des_cbc #define EVP_des_ede3_cbc wolfSSL_EVP_des_ede3_cbc #define EVP_rc4 wolfSSL_EVP_rc4 #define EVP_idea_cbc wolfSSL_EVP_idea_cbc #define EVP_enc_null wolfSSL_EVP_enc_null #define EVP_MD_size wolfSSL_EVP_MD_size #define EVP_MD_CTX_init wolfSSL_EVP_MD_CTX_init #define EVP_MD_CTX_cleanup wolfSSL_EVP_MD_CTX_cleanup #define EVP_DigestInit wolfSSL_EVP_DigestInit #define EVP_DigestUpdate wolfSSL_EVP_DigestUpdate #define EVP_DigestFinal wolfSSL_EVP_DigestFinal #define EVP_DigestFinal_ex wolfSSL_EVP_DigestFinal_ex #define EVP_BytesToKey wolfSSL_EVP_BytesToKey #define EVP_CIPHER_CTX_init wolfSSL_EVP_CIPHER_CTX_init #define EVP_CIPHER_CTX_cleanup wolfSSL_EVP_CIPHER_CTX_cleanup #define EVP_CIPHER_CTX_iv_length wolfSSL_EVP_CIPHER_CTX_iv_length #define EVP_CIPHER_CTX_key_length wolfSSL_EVP_CIPHER_CTX_key_length #define EVP_CIPHER_CTX_set_key_length wolfSSL_EVP_CIPHER_CTX_set_key_length #define EVP_CipherInit wolfSSL_EVP_CipherInit #define EVP_Cipher wolfSSL_EVP_Cipher #define EVP_get_digestbynid wolfSSL_EVP_get_digestbynid #define EVP_PKEY_get1_RSA wolfSSL_EVP_PKEY_get1_RSA #define EVP_PKEY_get1_DSA wolfSSL_EVP_PKEY_get1_DSA #define EVP_PKEY_get1_EC_KEY wolfSSL_EVP_PKEY_get1_EC_KEY #ifndef EVP_MAX_MD_SIZE #define EVP_MAX_MD_SIZE 64 /* sha512 */ #endif #ifdef __cplusplus } /* extern "C" */ #endif #endif /* WOLFSSL_EVP_H_ */