137 lines
3.2 KiB
C
137 lines
3.2 KiB
C
#include "macunpack.h"
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#ifdef DD
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#include <stdint.h>
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#ifdef DD_INTERNAL
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#define MAGIC1 "DDAR"
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#define MAGIC2 "\253\315\000\124"
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/* Initial header */
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#define ARCHHDRCRC 76
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#define ARCHHDRSIZE 78
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/* File headers */
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#define D_MAGIC 0
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#define D_FILL1 4
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#define D_FNAME 8
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#define D_ISDIR 72
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#define D_ENDDIR 73
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#define D_DATALENGTH 74
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#define D_RSRCLENGTH 78
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#define D_CTIME 82
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#define D_MTIME 86
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#define D_FTYPE 90
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#define D_CREATOR 94
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#define D_FNDRFLAGS 98
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#define D_FILL2 100
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#define D_DATACRC 118
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#define D_RSRCCRC 120
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#define D_HDRCRC 122
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#define DD_FILEHDRSIZE 124
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/* Compressed file header */
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#define C_MAGIC 0
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#define C_DATALENGTH 4
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#define C_DATACLENGTH 8
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#define C_RSRCLENGTH 12
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#define C_RSRCCLENGTH 16
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#define C_DATAMETHOD 20
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#define C_RSRCMETHOD 21
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#define C_INFO1 22
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#define C_MTIME 24
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#define C_CTIME 28
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#define C_FTYPE 32
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#define C_CREATOR 36
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#define C_FNDRFLAGS 40
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#define C_FILL1 42
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#define C_DATACRC 48
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#define C_RSRCCRC 50
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#define C_INFO2 52
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#define C_DATAINFO 54
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#define C_RSRCINFO 56
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#define C_FILL2 58
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#define C_DATACRC2 78
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#define C_RSRCCRC2 80
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#define DD_C_HDRCRC 82
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#define CDD_FILEHDRSIZE 84
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typedef int32_t OSType;
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typedef struct dd_fileHdr { /* 124 bytes */
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unsigned char magic[4]; /* "DDAR" */
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unsigned char fill1[4]; /* ??? */
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unsigned char fName[64]; /* a STR63 */
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unsigned char isdir; /* starts a directory? */
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unsigned char enddir; /* terminates a directory? */
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uint32_t dataLength; /* lengths */
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uint32_t rsrcLength;
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uint32_t creationDate;
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uint32_t modDate;
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OSType fType; /* file type */
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OSType fCreator; /* er... */
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unsigned short FndrFlags; /* copy of Finder flags. For our
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purposes, we can clear:
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busy,onDesk */
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unsigned char fill2[18]; /* ??? */
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unsigned short datacrc; /* checksum */
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unsigned short rsrccrc;
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unsigned short hdrcrc; /* true crc */
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} dd_fileHdr;
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typedef struct dd_fileCHdr { /* 84 bytes */
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unsigned char magic[4]; /* "\253\315\000\124" */
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uint32_t dataLength; /* lengths */
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uint32_t dataCLength;
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uint32_t rsrcLength;
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uint32_t rsrcCLength;
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unsigned char datamethod; /* compression method used */
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unsigned char rsrcmethod;
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unsigned char info1; /* flags ??? */
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unsigned char fill3;
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uint32_t modDate;
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uint32_t creationDate;
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OSType fType; /* file type */
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OSType fCreator; /* er... */
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unsigned short FndrFlags; /* copy of Finder flags. For our
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purposes, we can clear:
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busy,onDesk */
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unsigned char fill1[6]; /* ??? */
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unsigned short datacrc; /* checksum */
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unsigned short rsrccrc;
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unsigned char info2; /* flags ??? */
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unsigned char fill4;
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unsigned short datainfo; /* ??? */
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unsigned short rsrcinfo; /* ??? */
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unsigned char fill2[20]; /* ??? */
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unsigned short datacrc2; /* other checksum */
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unsigned short rsrccrc2;
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unsigned short hdrcrc; /* true crc */
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} dd_fileCHdr;
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#define DD_FILE 0
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#define DD_COPY 1
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#define DD_SDIR 2
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#define DD_EDIR 3
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#define DD_IVAL 4
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/* Methods used */
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#define nocomp 0
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#define lzc 1
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#define method2 2
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#define rle 3
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#define huffman 4
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#define method5 5
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#define method6 6
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#define lzss 7
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#define cpt_compat 8
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#define method9 9
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#define ESC 0x144 /* Repeat packing escape */
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#endif
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void dd_file (unsigned char *bin_hdr);
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void dd_arch (unsigned char *bin_hdr);
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#endif |