pcompress/crypto/aes/crypto_aes.h
Moinak Ghosh 6b756eb165 Fix Delta2 handling for small buffers.
Fix LZP handling during preprocessing.
Fix type flag handling during preprocessing.
Update test cases to use configurable list of test corpus files.
Update some more int64_t datatypes to uint64_t
Add a gitignore.
2013-01-02 22:56:21 +05:30

61 lines
1.7 KiB
C

/*
* This file is a part of Pcompress, a chunked parallel multi-
* algorithm lossless compression and decompression program.
*
* Copyright (C) 2012 Moinak Ghosh. All rights reserved.
* Use is subject to license terms.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program 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
* Lesser General Public License for more details.
*
* moinakg@belenix.org, http://moinakg.wordpress.com/
*
* This program includes partly-modified public domain source
* code from the LZMA SDK: http://www.7-zip.org/sdk.html
*/
#ifndef _AES_CRYPTO_H
#define _AES_CRYPTO_H
#include <utils.h>
#include <openssl/aes.h>
#ifdef _USE_PBK
#include <openssl/evp.h>
#endif
#include <openssl/opensslv.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef KEYLEN
#define KEYLEN 16
#endif
#define PBE_ROUNDS 100
typedef struct {
uint64_t nonce;
AES_KEY key;
uchar_t pkey[KEYLEN];
} aes_ctx_t;
int aes_init(aes_ctx_t *ctx, uchar_t *salt, int saltlen, uchar_t *pwd, int pwd_len,
uint64_t nonce, int enc);
int aes_encrypt(aes_ctx_t *ctx, uchar_t *plaintext, uchar_t *ciphertext, uint64_t len, uint64_t id);
int aes_decrypt(aes_ctx_t *ctx, uchar_t *ciphertext, uchar_t *plaintext, uint64_t len, uint64_t id);
uint64_t aes_nonce(aes_ctx_t *ctx);
void aes_clean_pkey(aes_ctx_t *ctx);
void aes_cleanup(aes_ctx_t *ctx);
#ifdef __cplusplus
}
#endif
#endif