Mercurial > libpst

comparison src/lzfu.c @ 43:f6db1f060a95

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
start on outlook 2003 64 bit format
author carl
date Sun, 06 Jan 2008 14:47:06 -0800
parents 183ae993b9ad
children f66078abed38
comparison
equal deleted inserted replaced
42:7a97f50c39c5 43:f6db1f060a95
30 // initial length of dictionary 30 // initial length of dictionary
31 #define LZFU_INITLENGTH 207 31 #define LZFU_INITLENGTH 207
32 32
33 // header for compressed rtf 33 // header for compressed rtf
34 typedef struct _lzfuheader { 34 typedef struct _lzfuheader {
35 u_int32_t cbSize; 35 uint32_t cbSize;
36 u_int32_t cbRawSize; 36 uint32_t cbRawSize;
37 u_int32_t dwMagic; 37 uint32_t dwMagic;
38 u_int32_t dwCRC; 38 uint32_t dwCRC;
39 } lzfuheader; 39 } lzfuheader;
40 40
41 41
42 unsigned char* lzfu_decompress (unsigned char* rtfcomp, u_int32_t compsize, size_t *size) { 42 unsigned char* lzfu_decompress (unsigned char* rtfcomp, uint32_t compsize, size_t *size) {
43 // the dictionary buffer 43 // the dictionary buffer
44 unsigned char dict[4096]; 44 unsigned char dict[4096];
45 // the dictionary pointer 45 // the dictionary pointer
46 unsigned int dict_length=0; 46 unsigned int dict_length=0;
47 // the header of the lzfu block 47 // the header of the lzfu block
48 lzfuheader lzfuhdr; 48 lzfuheader lzfuhdr;
49 // container for the data blocks 49 // container for the data blocks
50 unsigned char flags; 50 unsigned char flags;
51 // temp value for determining the bits in the flag 51 // temp value for determining the bits in the flag
52 unsigned char flag_mask; 52 unsigned char flag_mask;
53 u_int32_t i; 53 uint32_t i;
54 unsigned char *out_buf; 54 unsigned char *out_buf;
55 u_int32_t out_ptr = 0; 55 uint32_t out_ptr = 0;
56 u_int32_t out_size; 56 uint32_t out_size;
57 u_int32_t in_ptr; 57 uint32_t in_ptr;
58 u_int32_t in_size; 58 uint32_t in_size;
59 59
60 memcpy(dict, LZFU_INITDICT, LZFU_INITLENGTH); 60 memcpy(dict, LZFU_INITDICT, LZFU_INITLENGTH);
61 dict_length = LZFU_INITLENGTH; 61 dict_length = LZFU_INITLENGTH;
62 memcpy(&lzfuhdr, rtfcomp, sizeof(lzfuhdr)); 62 memcpy(&lzfuhdr, rtfcomp, sizeof(lzfuhdr));
63 LE32_CPU(lzfuhdr.cbSize); 63 LE32_CPU(lzfuhdr.cbSize);