131 lines
3.3 KiB
C
131 lines
3.3 KiB
C
/* crypto.h
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*
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* Copyright (C) 2006-2013 wolfSSL Inc.
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*
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* This file is part of CyaSSL.
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*
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* CyaSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* CyaSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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/* Defines Microchip CRYPTO API layer */
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#ifndef MC_CRYPTO_API_H
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#define MC_CRYPTO_API_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* MD5 */
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typedef struct CRYPT_MD5_CTX {
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int holder[24]; /* big enough to hold internal, but check on init */
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} CRYPT_MD5_CTX;
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int CRYPT_MD5_Initialize(CRYPT_MD5_CTX*);
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int CRYPT_MD5_DataAdd(CRYPT_MD5_CTX*, const unsigned char*, unsigned int);
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int CRYPT_MD5_Finalize(CRYPT_MD5_CTX*, unsigned char*);
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enum {
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CRYPT_MD5_DIGEST_SIZE = 16
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};
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/* SHA */
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typedef struct CRYPT_SHA_CTX {
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int holder[24]; /* big enough to hold internal, but check on init */
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} CRYPT_SHA_CTX;
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int CRYPT_SHA_Initialize(CRYPT_SHA_CTX*);
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int CRYPT_SHA_DataAdd(CRYPT_SHA_CTX*, const unsigned char*, unsigned int);
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int CRYPT_SHA_Finalize(CRYPT_SHA_CTX*, unsigned char*);
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enum {
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CRYPT_SHA_DIGEST_SIZE = 20
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};
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/* SHA-256 */
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typedef struct CRYPT_SHA256_CTX {
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int holder[28]; /* big enough to hold internal, but check on init */
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} CRYPT_SHA256_CTX;
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int CRYPT_SHA256_Initialize(CRYPT_SHA256_CTX*);
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int CRYPT_SHA256_DataAdd(CRYPT_SHA256_CTX*, const unsigned char*, unsigned int);
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int CRYPT_SHA256_Finalize(CRYPT_SHA256_CTX*, unsigned char*);
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enum {
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CRYPT_SHA256_DIGEST_SIZE = 32
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};
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/* SHA-384 */
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typedef struct CRYPT_SHA384_CTX {
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long long holder[32]; /* big enough to hold internal, but check on init */
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} CRYPT_SHA384_CTX;
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int CRYPT_SHA384_Initialize(CRYPT_SHA384_CTX*);
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int CRYPT_SHA384_DataAdd(CRYPT_SHA384_CTX*, const unsigned char*, unsigned int);
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int CRYPT_SHA384_Finalize(CRYPT_SHA384_CTX*, unsigned char*);
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enum {
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CRYPT_SHA384_DIGEST_SIZE = 48
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};
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/* SHA-512 */
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typedef struct CRYPT_SHA512_CTX {
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long long holder[36]; /* big enough to hold internal, but check on init */
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} CRYPT_SHA512_CTX;
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int CRYPT_SHA512_Initialize(CRYPT_SHA512_CTX*);
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int CRYPT_SHA512_DataAdd(CRYPT_SHA512_CTX*, const unsigned char*, unsigned int);
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int CRYPT_SHA512_Finalize(CRYPT_SHA512_CTX*, unsigned char*);
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enum {
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CRYPT_SHA512_DIGEST_SIZE = 64
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};
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/* HMAC */
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typedef struct CRYPT_HMAC_CTX {
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long long holder[65]; /* big enough to hold internal, but check on init */
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} CRYPT_HMAC_CTX;
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int CRYPT_HMAC_SetKey(CRYPT_HMAC_CTX*, int, const unsigned char*, unsigned int);
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int CRYPT_HMAC_DataAdd(CRYPT_HMAC_CTX*, const unsigned char*, unsigned int);
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int CRYPT_HMAC_Finalize(CRYPT_HMAC_CTX*, unsigned char*);
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/* HMAC types */
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enum {
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CRYPT_HMAC_SHA = 1,
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CRYPT_HMAC_SHA256 = 2,
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CRYPT_HMAC_SHA384 = 5,
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CRYPT_HMAC_SHA512 = 4
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};
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* MC_CRYPTO_API_H */
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