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134 lines
4.0 KiB
134 lines
4.0 KiB
/*
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* Interface to libclamunrar
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* Copyright (C) 2015 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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* Copyright (C) 2007 Sourcefire, Inc.
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* Authors: Trog, Torok Edvin, Tomasz Kojm
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1 as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __UNRAR_IFACE_H
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#define __UNRAR_IFACE_H
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#if HAVE_CONFIG_H
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#include "clamav-config.h"
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#endif
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#define unrar_open libclamunrar_iface_LTX_unrar_open
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#define unrar_extract_next_prepare libclamunrar_iface_LTX_unrar_extract_next_prepare
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#define unrar_extract_next libclamunrar_iface_LTX_unrar_extract_next
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#define unrar_close libclamunrar_iface_LTX_unrar_close
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#ifndef HAVE_ATTRIB_PACKED
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#define __attribute__(x)
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#endif
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#ifdef HAVE_PRAGMA_PACK
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#pragma pack(1)
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#endif
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#ifdef HAVE_PRAGMA_PACK_HPPA
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#pragma pack 1
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#endif
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#define UNRAR_OK 0
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#define UNRAR_BREAK 1
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#define UNRAR_PASSWD 2
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#define UNRAR_EMEM -1
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#define UNRAR_ERR -2
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typedef struct unrar_comment_header_tag
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{
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uint16_t head_crc __attribute__ ((packed));
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uint8_t head_type;
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uint16_t flags __attribute__ ((packed));
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uint16_t head_size __attribute__ ((packed));
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uint16_t unpack_size __attribute__ ((packed));
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uint8_t unpack_ver;
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uint8_t method;
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uint16_t comm_crc __attribute__ ((packed));
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} unrar_comment_header_t;
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#define UNRAR_MAIN_HEADER_TAG_LEN 13
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typedef struct unrar_main_header_tag
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{
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uint16_t head_crc __attribute__ ((packed));
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uint8_t head_type;
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uint16_t flags __attribute__ ((packed));
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uint16_t head_size __attribute__ ((packed));
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uint16_t highposav __attribute__ ((packed));
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uint32_t posav __attribute__ ((packed));
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} unrar_main_header_t;
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typedef struct unrar_file_header_tag
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{
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uint16_t head_crc __attribute__ ((packed));
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uint8_t head_type;
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uint16_t flags __attribute__ ((packed));
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uint16_t head_size __attribute__ ((packed));
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uint32_t pack_size __attribute__ ((packed));
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uint32_t unpack_size __attribute__ ((packed));
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uint8_t host_os;
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uint32_t file_crc __attribute__ ((packed));
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uint32_t file_time __attribute__ ((packed));
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uint8_t unpack_ver;
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uint8_t method;
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uint16_t name_size __attribute__ ((packed));
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uint32_t file_attr __attribute__ ((packed));
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uint32_t high_pack_size __attribute__ ((packed)); /* optional */
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uint32_t high_unpack_size __attribute__ ((packed)); /* optional */
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unsigned char *filename __attribute__ ((packed));
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off_t start_offset __attribute__ ((packed));
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off_t next_offset __attribute__ ((packed));
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} unrar_fileheader_t;
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#ifdef HAVE_PRAGMA_PACK
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#pragma pack()
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#endif
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#ifdef HAVE_PRAGMA_PATCH_HPPA
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#pragma pack
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#endif
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typedef struct unrar_metadata_tag
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{
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uint64_t pack_size;
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uint64_t unpack_size;
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char *filename;
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struct unrar_metadata_tag *next;
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uint32_t crc;
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unsigned int encrypted;
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uint8_t method;
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} unrar_metadata_t;
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typedef struct unrar_state_tag {
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unrar_fileheader_t *file_header;
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unrar_metadata_t *metadata;
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unrar_metadata_t *metadata_tail;
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void *unpack_data;
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unrar_main_header_t *main_hdr;
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char *comment_dir;
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unsigned long file_count;
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uint64_t maxfilesize;
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int fd, ofd;
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char filename[1024];
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} unrar_state_t;
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int unrar_open(int fd, const char *dirname, unrar_state_t *state);
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int unrar_extract_next_prepare(unrar_state_t *state, const char *dirname);
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int unrar_extract_next(unrar_state_t *state, const char *dirname);
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void unrar_close(unrar_state_t *state);
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#endif
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