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/* This file is part of Nekopack.
Copyright (C) 2017 Jakob Tsar-Fox, All Rights Reserved.
Nekopack is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation, either version 3 of the License, or (at
your option) any later version.
Nekopack 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with Nekopack. If not, see <http://www.gnu.org/licenses/>. */
#pragma once
#include <stdint.h>
#include <zlib.h>
/* Structure representing a "stream" in memory. A pointer to the
start of the memory region is kept for freeing purposes. */
typedef struct {
uint64_t stream_length;
Bytef *start;
Bytef *data;
} memory_stream;
/* Handles decompression of the archive, as well as
parsing, decrypting and writing the table entries. */
void extract(FILE *archive, uint64_t table_offset);
/* Wrapper for memcpy which increments the source operand by
the amount of bytes read to simulate a file stream. */
void read_stream(void *destination, Bytef **source, size_t size);
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