Annotation of embedaddon/php/ext/fileinfo/libmagic/cdf.h, revision 1.1
1.1 ! misho 1: /*-
! 2: * Copyright (c) 2008 Christos Zoulas
! 3: * All rights reserved.
! 4: *
! 5: * Redistribution and use in source and binary forms, with or without
! 6: * modification, are permitted provided that the following conditions
! 7: * are met:
! 8: * 1. Redistributions of source code must retain the above copyright
! 9: * notice, this list of conditions and the following disclaimer.
! 10: * 2. Redistributions in binary form must reproduce the above copyright
! 11: * notice, this list of conditions and the following disclaimer in the
! 12: * documentation and/or other materials provided with the distribution.
! 13: *
! 14: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 15: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 16: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 17: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 18: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 19: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 20: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 21: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 22: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 23: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 24: * POSSIBILITY OF SUCH DAMAGE.
! 25: */
! 26: /*
! 27: * Info from: http://sc.openoffice.org/compdocfileformat.pdf
! 28: */
! 29:
! 30: #ifndef _H_CDF_
! 31: #define _H_CDF_
! 32:
! 33: typedef int32_t cdf_secid_t;
! 34:
! 35: #define CDF_LOOP_LIMIT 10000
! 36:
! 37: #define CDF_SECID_NULL 0
! 38: #define CDF_SECID_FREE -1
! 39: #define CDF_SECID_END_OF_CHAIN -2
! 40: #define CDF_SECID_SECTOR_ALLOCATION_TABLE -3
! 41: #define CDF_SECID_MASTER_SECTOR_ALLOCATION_TABLE -4
! 42:
! 43: typedef struct {
! 44: uint64_t h_magic;
! 45: #if defined(PHP_WIN32) && _MSC_VER <= 1500
! 46: # define CDF_MAGIC 0xE11AB1A1E011CFD0i64
! 47: #else
! 48: # define CDF_MAGIC 0xE11AB1A1E011CFD0LL
! 49: #endif
! 50: uint64_t h_uuid[2];
! 51: uint16_t h_revision;
! 52: uint16_t h_version;
! 53: uint16_t h_byte_order;
! 54: uint16_t h_sec_size_p2;
! 55: uint16_t h_short_sec_size_p2;
! 56: uint8_t h_unused0[10];
! 57: uint32_t h_num_sectors_in_sat;
! 58: uint32_t h_secid_first_directory;
! 59: uint8_t h_unused1[4];
! 60: uint32_t h_min_size_standard_stream;
! 61: cdf_secid_t h_secid_first_sector_in_short_sat;
! 62: uint32_t h_num_sectors_in_short_sat;
! 63: cdf_secid_t h_secid_first_sector_in_master_sat;
! 64: uint32_t h_num_sectors_in_master_sat;
! 65: cdf_secid_t h_master_sat[436/4];
! 66: } cdf_header_t;
! 67:
! 68: #define CDF_SEC_SIZE(h) (1 << (h)->h_sec_size_p2)
! 69: #define CDF_SEC_POS(h, secid) (CDF_SEC_SIZE(h) + (secid) * CDF_SEC_SIZE(h))
! 70: #define CDF_SHORT_SEC_SIZE(h) (1 << (h)->h_short_sec_size_p2)
! 71: #define CDF_SHORT_SEC_POS(h, secid) ((secid) * CDF_SHORT_SEC_SIZE(h))
! 72:
! 73: typedef int32_t cdf_dirid_t;
! 74: #define CDF_DIRID_NULL -1
! 75:
! 76: typedef int64_t cdf_timestamp_t;
! 77: #define CDF_BASE_YEAR 1601
! 78: #define CDF_TIME_PREC 10000000
! 79:
! 80: typedef struct {
! 81: uint16_t d_name[32];
! 82: uint16_t d_namelen;
! 83: uint8_t d_type;
! 84: #define CDF_DIR_TYPE_EMPTY 0
! 85: #define CDF_DIR_TYPE_USER_STORAGE 1
! 86: #define CDF_DIR_TYPE_USER_STREAM 2
! 87: #define CDF_DIR_TYPE_LOCKBYTES 3
! 88: #define CDF_DIR_TYPE_PROPERTY 4
! 89: #define CDF_DIR_TYPE_ROOT_STORAGE 5
! 90: uint8_t d_color;
! 91: #define CDF_DIR_COLOR_READ 0
! 92: #define CDF_DIR_COLOR_BLACK 1
! 93: cdf_dirid_t d_left_child;
! 94: cdf_dirid_t d_right_child;
! 95: cdf_dirid_t d_storage;
! 96: uint64_t d_storage_uuid[2];
! 97: uint32_t d_flags;
! 98: cdf_timestamp_t d_created;
! 99: cdf_timestamp_t d_modified;
! 100: cdf_secid_t d_stream_first_sector;
! 101: uint32_t d_size;
! 102: uint32_t d_unused0;
! 103: } cdf_directory_t;
! 104:
! 105: #define CDF_DIRECTORY_SIZE 128
! 106:
! 107: typedef struct {
! 108: cdf_secid_t *sat_tab;
! 109: size_t sat_len;
! 110: } cdf_sat_t;
! 111:
! 112: typedef struct {
! 113: cdf_directory_t *dir_tab;
! 114: size_t dir_len;
! 115: } cdf_dir_t;
! 116:
! 117: typedef struct {
! 118: void *sst_tab;
! 119: size_t sst_len;
! 120: size_t sst_dirlen;
! 121: } cdf_stream_t;
! 122:
! 123: typedef struct {
! 124: uint32_t cl_dword;
! 125: uint16_t cl_word[2];
! 126: uint8_t cl_two[2];
! 127: uint8_t cl_six[6];
! 128: } cdf_classid_t;
! 129:
! 130: typedef struct {
! 131: uint16_t si_byte_order;
! 132: uint16_t si_zero;
! 133: uint16_t si_os_version;
! 134: uint16_t si_os;
! 135: cdf_classid_t si_class;
! 136: uint32_t si_count;
! 137: } cdf_summary_info_header_t;
! 138:
! 139: #define CDF_SECTION_DECLARATION_OFFSET 0x1c
! 140:
! 141: typedef struct {
! 142: cdf_classid_t sd_class;
! 143: uint32_t sd_offset;
! 144: } cdf_section_declaration_t;
! 145:
! 146: typedef struct {
! 147: uint32_t sh_len;
! 148: uint32_t sh_properties;
! 149: } cdf_section_header_t;
! 150:
! 151: typedef struct {
! 152: uint32_t pi_id;
! 153: uint32_t pi_type;
! 154: union {
! 155: uint16_t _pi_u16;
! 156: int16_t _pi_s16;
! 157: uint32_t _pi_u32;
! 158: int32_t _pi_s32;
! 159: uint64_t _pi_u64;
! 160: int64_t _pi_s64;
! 161: cdf_timestamp_t _pi_tp;
! 162: struct {
! 163: uint32_t s_len;
! 164: const char *s_buf;
! 165: } _pi_str;
! 166: } pi_val;
! 167: #define pi_u64 pi_val._pi_u64
! 168: #define pi_s64 pi_val._pi_s64
! 169: #define pi_u32 pi_val._pi_u32
! 170: #define pi_s32 pi_val._pi_s32
! 171: #define pi_u16 pi_val._pi_u16
! 172: #define pi_s16 pi_val._pi_s16
! 173: #define pi_tp pi_val._pi_tp
! 174: #define pi_str pi_val._pi_str
! 175: } cdf_property_info_t;
! 176:
! 177: #define CDF_ROUND(val, by) (((val) + (by) - 1) & ~((by) - 1))
! 178:
! 179: /* Variant type definitions */
! 180: #define CDF_EMPTY 0x00000000
! 181: #define CDF_NULL 0x00000001
! 182: #define CDF_SIGNED16 0x00000002
! 183: #define CDF_SIGNED32 0x00000003
! 184: #define CDF_FLOAT 0x00000004
! 185: #define CDF_DOUBLE 0x00000005
! 186: #define CDF_CY 0x00000006
! 187: #define CDF_DATE 0x00000007
! 188: #define CDF_BSTR 0x00000008
! 189: #define CDF_DISPATCH 0x00000009
! 190: #define CDF_ERROR 0x0000000a
! 191: #define CDF_BOOL 0x0000000b
! 192: #define CDF_VARIANT 0x0000000c
! 193: #define CDF_UNKNOWN 0x0000000d
! 194: #define CDF_DECIMAL 0x0000000e
! 195: #define CDF_SIGNED8 0x00000010
! 196: #define CDF_UNSIGNED8 0x00000011
! 197: #define CDF_UNSIGNED16 0x00000012
! 198: #define CDF_UNSIGNED32 0x00000013
! 199: #define CDF_SIGNED64 0x00000014
! 200: #define CDF_UNSIGNED64 0x00000015
! 201: #define CDF_INT 0x00000016
! 202: #define CDF_UINT 0x00000017
! 203: #define CDF_VOID 0x00000018
! 204: #define CDF_HRESULT 0x00000019
! 205: #define CDF_PTR 0x0000001a
! 206: #define CDF_SAFEARRAY 0x0000001b
! 207: #define CDF_CARRAY 0x0000001c
! 208: #define CDF_USERDEFINED 0x0000001d
! 209: #define CDF_LENGTH32_STRING 0x0000001e
! 210: #define CDF_LENGTH32_WSTRING 0x0000001f
! 211: #define CDF_FILETIME 0x00000040
! 212: #define CDF_BLOB 0x00000041
! 213: #define CDF_STREAM 0x00000042
! 214: #define CDF_STORAGE 0x00000043
! 215: #define CDF_STREAMED_OBJECT 0x00000044
! 216: #define CDF_STORED_OBJECT 0x00000045
! 217: #define CDF_BLOB_OBJECT 0x00000046
! 218: #define CDF_CLIPBOARD 0x00000047
! 219: #define CDF_CLSID 0x00000048
! 220: #define CDF_VECTOR 0x00001000
! 221: #define CDF_ARRAY 0x00002000
! 222: #define CDF_BYREF 0x00004000
! 223: #define CDF_RESERVED 0x00008000
! 224: #define CDF_ILLEGAL 0x0000ffff
! 225: #define CDF_ILLEGALMASKED 0x00000fff
! 226: #define CDF_TYPEMASK 0x00000fff
! 227:
! 228: #define CDF_PROPERTY_CODE_PAGE 0x00000001
! 229: #define CDF_PROPERTY_TITLE 0x00000002
! 230: #define CDF_PROPERTY_SUBJECT 0x00000003
! 231: #define CDF_PROPERTY_AUTHOR 0x00000004
! 232: #define CDF_PROPERTY_KEYWORDS 0x00000005
! 233: #define CDF_PROPERTY_COMMENTS 0x00000006
! 234: #define CDF_PROPERTY_TEMPLATE 0x00000007
! 235: #define CDF_PROPERTY_LAST_SAVED_BY 0x00000008
! 236: #define CDF_PROPERTY_REVISION_NUMBER 0x00000009
! 237: #define CDF_PROPERTY_TOTAL_EDITING_TIME 0x0000000a
! 238: #define CDF_PROPERTY_LAST_PRINTED 0X0000000b
! 239: #define CDF_PROPERTY_CREATE_TIME 0x0000000c
! 240: #define CDF_PROPERTY_LAST_SAVED_TIME 0x0000000d
! 241: #define CDF_PROPERTY_NUMBER_OF_PAGES 0x0000000e
! 242: #define CDF_PROPERTY_NUMBER_OF_WORDS 0x0000000f
! 243: #define CDF_PROPERTY_NUMBER_OF_CHARACTERS 0x00000010
! 244: #define CDF_PROPERTY_THUMBNAIL 0x00000011
! 245: #define CDF_PROPERTY_NAME_OF_APPLICATION 0x00000012
! 246: #define CDF_PROPERTY_SECURITY 0x00000013
! 247: #define CDF_PROPERTY_LOCALE_ID 0x80000000
! 248:
! 249: typedef struct {
! 250: int i_fd;
! 251: const unsigned char *i_buf;
! 252: size_t i_len;
! 253: } cdf_info_t;
! 254:
! 255: struct timeval;
! 256: int cdf_timestamp_to_timespec(struct timeval *, cdf_timestamp_t);
! 257: int cdf_timespec_to_timestamp(cdf_timestamp_t *, const struct timeval *);
! 258: int cdf_read_header(const cdf_info_t *, cdf_header_t *);
! 259: void cdf_swap_header(cdf_header_t *);
! 260: void cdf_unpack_header(cdf_header_t *, char *);
! 261: void cdf_swap_dir(cdf_directory_t *);
! 262: void cdf_unpack_dir(cdf_directory_t *, char *);
! 263: void cdf_swap_class(cdf_classid_t *);
! 264: ssize_t cdf_read_sector(const cdf_info_t *, void *, size_t, size_t,
! 265: const cdf_header_t *, cdf_secid_t);
! 266: ssize_t cdf_read_short_sector(const cdf_stream_t *, void *, size_t, size_t,
! 267: const cdf_header_t *, cdf_secid_t);
! 268: int cdf_read_sat(const cdf_info_t *, cdf_header_t *, cdf_sat_t *);
! 269: size_t cdf_count_chain(const cdf_sat_t *, cdf_secid_t, size_t);
! 270: int cdf_read_long_sector_chain(const cdf_info_t *, const cdf_header_t *,
! 271: const cdf_sat_t *, cdf_secid_t, size_t, cdf_stream_t *);
! 272: int cdf_read_short_sector_chain(const cdf_header_t *, const cdf_sat_t *,
! 273: const cdf_stream_t *, cdf_secid_t, size_t, cdf_stream_t *);
! 274: int cdf_read_sector_chain(const cdf_info_t *, const cdf_header_t *,
! 275: const cdf_sat_t *, const cdf_sat_t *, const cdf_stream_t *, cdf_secid_t,
! 276: size_t, cdf_stream_t *);
! 277: int cdf_read_dir(const cdf_info_t *, const cdf_header_t *, const cdf_sat_t *,
! 278: cdf_dir_t *);
! 279: int cdf_read_ssat(const cdf_info_t *, const cdf_header_t *, const cdf_sat_t *,
! 280: cdf_sat_t *);
! 281: int cdf_read_short_stream(const cdf_info_t *, const cdf_header_t *,
! 282: const cdf_sat_t *, const cdf_dir_t *, cdf_stream_t *);
! 283: int cdf_read_property_info(const cdf_stream_t *, uint32_t,
! 284: cdf_property_info_t **, size_t *, size_t *);
! 285: int cdf_read_summary_info(const cdf_info_t *, const cdf_header_t *,
! 286: const cdf_sat_t *, const cdf_sat_t *, const cdf_stream_t *,
! 287: const cdf_dir_t *, cdf_stream_t *);
! 288: int cdf_unpack_summary_info(const cdf_stream_t *, cdf_summary_info_header_t *,
! 289: cdf_property_info_t **, size_t *);
! 290: int cdf_print_classid(char *, size_t, const cdf_classid_t *);
! 291: int cdf_print_property_name(char *, size_t, uint32_t);
! 292: int cdf_print_elapsed_time(char *, size_t, cdf_timestamp_t);
! 293: uint16_t cdf_tole2(uint16_t);
! 294: uint32_t cdf_tole4(uint32_t);
! 295: uint64_t cdf_tole8(uint64_t);
! 296:
! 297: #ifdef CDF_DEBUG
! 298: void cdf_dump_header(const cdf_header_t *);
! 299: void cdf_dump_sat(const char *, const cdf_sat_t *, size_t);
! 300: void cdf_dump(void *, size_t);
! 301: void cdf_dump_stream(const cdf_header_t *, const cdf_stream_t *);
! 302: void cdf_dump_dir(const cdf_info_t *, const cdf_header_t *, const cdf_sat_t *,
! 303: const cdf_sat_t *, const cdf_stream_t *, const cdf_dir_t *);
! 304: void cdf_dump_property_info(const cdf_property_info_t *, size_t);
! 305: void cdf_dump_summary_info(const cdf_header_t *, const cdf_stream_t *);
! 306: #endif
! 307:
! 308:
! 309: #endif /* _H_CDF_ */
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