util-file-swf-decompression.h

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/* Copyright (C) 2017 Open Information Security Foundation
 *
 * You can copy, redistribute or modify this Program under the terms of
 * the GNU General Public License version 2 as published by the Free
 * Software Foundation.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * version 2 along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */
 
/** \file
 *
 * \author Giuseppe Longo <giuseppe@glongo.it>
 *
 *
 */
 
#ifndef SURICATA_UTIL_FILE_SWF_DECOMPRESSION_H
#define SURICATA_UTIL_FILE_SWF_DECOMPRESSION_H
 
/* If we don't have the decompressed data len,
 * we use a default value.
 */
#define MIN_SWF_LEN 2920
 
#define MAX_SWF_DECOMPRESSED_LEN 50000000
 
#define SWF_DECOMPRESS_INITIAL_BUFFER_LEN 4096
 
uint8_t FileGetSwfVersion(const uint8_t *buffer, const uint32_t buffer_len);
int FileSwfZlibDecompression(DetectEngineThreadCtx *det_ctx, const uint8_t *compressed_data,
        uint32_t compressed_data_len, InspectionBuffer *out_buffer,
        uint32_t decompressed_data_limit, uint32_t *decompressed_data_produced);
int FileSwfLzmaDecompression(DetectEngineThreadCtx *det_ctx, const uint8_t *compressed_data,
        uint32_t compressed_data_len, InspectionBuffer *out_buffer,
        uint32_t decompressed_data_limit, uint32_t *decompressed_data_produced);
 
#endif /* SURICATA_UTIL_FILE_SWF_DECOMPRESSION_H */