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https://github.com/stefanocasazza/ULib.git
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44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/* zipfile.h - defines for indexing zipfile headers */
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#ifndef zipfile_H
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#define zipfile_H 1
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#define LOC_EXTRA 6 /* extra bytes */
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#define LOC_COMP 8 /* compression method */
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#define LOC_MODTIME 10 /* last modification time */
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#define LOC_MODDATE 12 /* last modification date */
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#define LOC_CRC 14 /* CRC */
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#define LOC_CSIZE 18 /* compressed size */
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#define LOC_USIZE 22 /* uncompressed size */
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#define LOC_FNLEN 26 /* filename length */
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#define LOC_EFLEN 28 /* extra-field length */
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#define CEN_COMP 10 /* compression method */
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#define CEN_MODTIME 12
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#define CEN_MODDATE 14
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#define CEN_CRC 16
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#define CEN_CSIZE 20
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#define CEN_USIZE 24
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#define CEN_FNLEN 28
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#define CEN_EFLEN 30
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#define CEN_COMLEN 32
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#define CEN_OFFSET 42
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/* macros */
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#define PACK_UB4(d, o, v) d[o] = (ub1) ((v) & 0x000000ff); \
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d[o+1] = (ub1)(((v) & 0x0000ff00) >> 8); \
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d[o+2] = (ub1)(((v) & 0x00ff0000) >> 16); \
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d[o+3] = (ub1)(((v) & 0xff000000) >> 24)
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#define PACK_UB2(d, o, v) d[o] = (ub1) ((v) & 0x00ff); \
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d[o+1] = (ub1)(((v) & 0xff00) >> 8)
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#define UNPACK_UB4(s, o) (ub4)s[o] + (((ub4)s[o+1]) << 8) +\
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(((ub4)s[o+2]) << 16) + (((ub4)s[o+3]) << 24)
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#define UNPACK_UB2(s, o) (ub2)s[o] + (((ub2)s[o+1]) << 8)
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#endif
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