103 lines
2.7 KiB
C
103 lines
2.7 KiB
C
/*
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File: ole.h
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Copyright (C) 2006 Christophe GRENIER <grenier@cgsecurity.org>
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This software 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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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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You should have received a copy of the GNU General Public License along
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with this program; if not, write the Free Software Foundation, Inc., 51
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Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef _OLE_H
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#define _OLE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define SPECIAL_BLOCK - 3
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#define END_OF_CHAIN - 2
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#define UNUSED - 1
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#define NO_ENTRY 0
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#define STORAGE 1
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#define STREAM 2
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#define ROOT 5
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#define SHORT_BLOCK 3
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#define FAT_START 0x4c
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#define OUR_BLK_SIZE 512
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#define DIRS_PER_BLK 4
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struct OLE_HDR
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{
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char magic[8]; /*0*/
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char clsid[16]; /*8*/
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uint16_t uMinorVersion; /*24*/
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uint16_t uDllVersion; /*26*/
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uint16_t uByteOrder; /*28*/
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uint16_t uSectorShift; /*30*/
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uint16_t uMiniSectorShift; /*32*/
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uint16_t reserved; /*34*/
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uint32_t reserved1; /*36*/
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uint32_t csectDir; /*40 Number of sectors in directory chains for 4KB sectors */
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uint32_t num_FAT_blocks; /*44*/
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uint32_t root_start_block; /*48*/
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uint32_t dfsignature; /*52*/
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uint32_t miniSectorCutoff; /*56*/
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uint32_t MiniFat_block; /*60 first sec in the mini fat chain*/
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uint32_t csectMiniFat; /*64 number of sectors in the minifat */
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uint32_t FAT_next_block; /*68*/
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uint32_t num_extra_FAT_blocks; /*72*/
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/* FAT block list starts here !! first 109 entries */
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} __attribute__ ((gcc_struct, __packed__));
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struct OLE_DIR
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{
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char name[64]; // 0
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uint16_t namsiz; // 64
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char type; // 66
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char bflags; // 67: 0 or 1
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uint32_t prev_dirent; // 68
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uint32_t next_dirent; // 72
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uint32_t sidChild; // 76
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char clsid[16]; // 80
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uint32_t userFlags; // 96
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int32_t secs1; // 100
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int32_t days1; // 104
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int32_t secs2; // 108
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int32_t days2; // 112
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uint32_t start_block; // 116 starting SECT of stream
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uint32_t size; // 120
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int16_t reserved; // 124 must be 0
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int16_t padding; // 126 must be 0
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} __attribute__ ((gcc_struct, __packed__));
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struct DIRECTORY
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{
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char name[64];
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int32_t type;
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int32_t level;
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int32_t start_block;
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int32_t size;
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int32_t next;
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int32_t prev;
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int32_t dir;
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int32_t s1;
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int32_t s2;
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int32_t d1;
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int32_t d2;
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};
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#ifdef __cplusplus
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} /* closing brace for extern "C" */
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#endif
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#endif
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