69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
/*
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* Copyright (C) 2013-2020 Sébastien Helleu <flashcode@flashtux.org>
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*
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* This file is part of WeeChat, the extensible chat client.
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*
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* WeeChat 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 3 of the License, or
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* (at your option) any later version.
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*
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* WeeChat 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 WeeChat. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef WEECHAT_SECURE_H
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#define WEECHAT_SECURE_H
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#include <time.h>
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#define SECURE_ENV_PASSPHRASE "WEECHAT_PASSPHRASE"
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#define SECURE_PASSPHRASE_MAX_LENGTH 4096
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#define SECURE_SALT_DEFAULT "WeeChat!"
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#define SECURE_DATA_PASSPHRASE_FLAG "__passphrase__"
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#define SECURE_SALT_SIZE 8
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enum t_secure_config_hash_algo
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{
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SECURE_CONFIG_HASH_SHA224 = 0,
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SECURE_CONFIG_HASH_SHA256,
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SECURE_CONFIG_HASH_SHA384,
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SECURE_CONFIG_HASH_SHA512,
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};
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enum t_secure_config_cipher
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{
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SECURE_CONFIG_CIPHER_AES128 = 0,
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SECURE_CONFIG_CIPHER_AES192,
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SECURE_CONFIG_CIPHER_AES256,
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};
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extern char *secure_passphrase;
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extern struct t_hashtable *secure_hashtable_data;
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extern struct t_hashtable *secure_hashtable_data_encrypted;
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extern char *secure_hash_algo_string[];
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extern int secure_hash_algo[];
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extern char *secure_cipher_string[];
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extern int secure_cipher[];
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extern int secure_data_encrypted;
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extern char *secure_decrypt_error[];
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extern int secure_encrypt_data (const char *data, int length_data,
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int hash_algo, int cipher,
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const char *passphrase, char **encrypted,
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int *length_encrypted);
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extern int secure_decrypt_data (const char *buffer, int length_buffer,
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int hash_algo, int cipher,
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const char *passphrase, char **decrypted,
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int *length_decrypted);
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extern int secure_decrypt_data_not_decrypted (const char *passphrase);
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extern int secure_init ();
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extern void secure_end ();
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#endif /* WEECHAT_SECURE_H */
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