62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/*
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* common.h -- header functions used by mpq-tools.
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*
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* Copyright (c) 2003-2008 Maik Broemme <mbroemme@plusserver.de>
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*
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* This program 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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* 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, 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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#ifndef _COMMON_H
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#define _COMMON_H
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/* function to return the hash to a given string. */
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uint32_t libmpq__hash_string(
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const char *key,
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uint32_t offset
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);
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/* function to encrypt a block. */
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int32_t libmpq__encrypt_block(
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uint32_t *in_buf,
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uint32_t in_size,
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uint32_t seed
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);
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/* function to decrypt a block. */
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int32_t libmpq__decrypt_block(
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uint32_t *in_buf,
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uint32_t in_size,
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uint32_t seed
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);
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/* function to detect decryption key. */
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int32_t libmpq__decrypt_key(
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uint8_t *in_buf,
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uint32_t in_size,
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uint32_t block_size,
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uint32_t *key
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);
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/* function to decompress or explode block from archive. */
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int32_t libmpq__decompress_block(
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uint8_t *in_buf,
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uint32_t in_size,
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uint8_t *out_buf,
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uint32_t out_size,
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uint32_t compression_type
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);
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#endif /* _COMMON_H */
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