61 lines
2.4 KiB
C
61 lines
2.4 KiB
C
/* vim: set et ts=4 sts=4 sw=4 : */
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/********************************************************************\
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License as *
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* published by the Free Software Foundation; either version 2 of *
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* the License, or (at your option) any later version. *
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* *
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* This program 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, contact: *
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* *
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* Free Software Foundation Voice: +1-617-542-5942 *
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* 59 Temple Place - Suite 330 Fax: +1-617-542-2652 *
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* Boston, MA 02111-1307, USA gnu@gnu.org *
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* *
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\********************************************************************/
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/** @file crypto.h
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@brief xfrpc crypto header
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@author Copyright (C) 2016 Dengfeng Liu <liu_df@qq.com>
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*/
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#ifndef _CRYPTO_H_
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#define _CRYPTO_H_
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "common.h"
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struct frp_coder {
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uint8_t key[16];
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char *salt;
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uint8_t iv[16];
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char *token;
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};
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size_t get_encrypt_block_size();
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size_t decrypt_data(const uint8_t *enc_data, size_t enc_len, struct frp_coder *decoder, uint8_t **ret);
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int is_encoder_inited();
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int is_decoder_inited();
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struct frp_coder *init_main_encoder();
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struct frp_coder *init_main_decoder(const uint8_t *iv);
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struct frp_coder *new_coder(const char *token, const char *salt);
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uint8_t *encrypt_key(const char *token, size_t token_len, const char *salt, uint8_t *key, size_t key_len);
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uint8_t *encrypt_iv(uint8_t *iv_buf, size_t iv_len);
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size_t encrypt_data(const uint8_t *src_data, size_t srclen, struct frp_coder *encoder, uint8_t **ret);
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struct frp_coder *get_main_encoder();
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struct frp_coder *get_main_decoder();
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size_t get_block_size();
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void free_encoder(struct frp_coder *encoder);
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void free_evp_cipher_ctx();
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#endif // _CRYPTO_H_
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