Mercurial > libpst

comparison getidblock.c @ 0:6b1b602514db libpst_0_5

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Initial revision
author carl
date Fri, 09 Jul 2004 07:26:16 -0700
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-1:000000000000 0:6b1b602514db
1 #include <stdio.h>
2 #include <string.h>
3
4 #ifndef __GNUC__
5 # include "XGetopt.h"
6 #endif
7
8 #ifndef _WIN32
9 # include <unistd.h>
10 #endif
11
12 #include "define.h"
13 #include "libpst.h"
14
15 static void usage();
16
17 int main(int argc, char ** argv) {
18 // pass the id number to display on the command line
19 char *fname, *sid;
20 pst_file pstfile;
21 unsigned int id;
22 int decrypt = 0, process = 0, binary = 0, c;
23 unsigned char *buf = NULL;
24 size_t readSize;
25 pst_item *item;
26 pst_desc_ll* ptr;
27
28 DEBUG_INIT("getidblock.log");
29 DEBUG_REGISTER_CLOSE();
30 DEBUG_ENT("main");
31
32 while ((c = getopt(argc, argv, "bdp")) != -1) {
33 switch (c) {
34 case 'b':
35 // enable binary output
36 binary = 1;
37 break;
38 case 'd':
39 //enable decrypt
40 decrypt = 1;
41 break;
42 case 'p':
43 // enable procesing of block
44 process = 1;
45 break;
46 default:
47 usage();
48 exit(EXIT_FAILURE);
49 }
50 }
51
52 if (optind+1 >= argc) {
53 // no more items on the cmd
54 usage();
55 exit(EXIT_FAILURE);
56 }
57 fname = argv[optind];
58 sid = argv[optind+1];
59 id = (unsigned int)strtol(sid, NULL, 0);
60
61 DEBUG_MAIN(("Opening file\n"));
62 memset(&pstfile, 0, sizeof(pstfile));
63 if (pst_open(&pstfile, fname, "r")!=0) {
64 DIE(("Error opening file\n"));
65 }
66
67 DEBUG_MAIN(("Loading Index\n"));
68 if (pst_load_index(&pstfile) != 0) {
69 DIE(("Error loading file index\n"));
70 }
71
72 // if ((ptr = _pst_getID(&pstfile, id)) == NULL) {
73 // DIE(("id not found [%#x]\n", id));
74 // }
75
76 DEBUG_MAIN(("Loading block\n"));
77
78 if ((readSize = _pst_ff_getIDblock(&pstfile, id, &buf)) <= 0 || buf == NULL) {
79 // if ((readSize = _pst_read_block_size(&pstfile, ptr->offset, ptr->size, &buf, 1, 1)) < ptr->size) {
80 DIE(("Error loading block\n"));
81 }
82 if (binary==0) printf("Block %#x, size %#x[%i]\n",id, (unsigned int)readSize, (int) readSize);
83
84 if (decrypt!=0)
85 if (_pst_decrypt(buf, readSize, (int)pstfile.encryption) != 0) {
86 DIE(("Error decrypting block\n"));
87 }
88
89 DEBUG_MAIN(("Printing block... [id %#x, size %#x]\n", id, readSize));
90 if (binary==0) {
91 _pst_debug_hexdump(stdout, buf, readSize, 0x10);
92 } else {
93 if (fwrite(buf, 1, readSize, stdout) != 0) {
94 DIE(("Error occured during writing of buf to stdout\n"));
95 }
96 }
97 free(buf);
98
99 if (process!=0) {
100 DEBUG_MAIN(("Parsing block...\n"));
101 ptr = pstfile.d_head;
102 while(ptr != NULL) {
103 if (ptr->list_index != NULL && ptr->list_index->id == id)
104 break;
105 if (ptr->desc != NULL && ptr->desc->id == id)
106 break;
107 ptr = pst_getNextDptr(ptr);
108 }
109 if (ptr == NULL) {
110 ptr = (pst_desc_ll*)xmalloc(sizeof(pst_desc_ll));
111 ptr->desc = _pst_getID(&pstfile, id);
112 ptr->list_index = NULL;
113 }
114 if (ptr != NULL) {
115 if ((item = _pst_parse_item(&pstfile, ptr)) != NULL)
116 _pst_freeItem(item);
117 } else {
118 DEBUG_MAIN(("item not found with this ID\n"));
119 printf("Cannot find the owning Record of this ID. Cannot parse\n");
120 }
121 }
122
123 if(pst_close(&pstfile)!=0) {
124 DIE(("pst_close failed\n"));
125 }
126
127 DEBUG_RET();
128 return 0;
129 }
130
131 void usage() {
132 printf("usage: getidblock [options] filename id\n");
133 printf("\tfilename - name of the file to access\n");
134 printf("\tid - ID of the block to fetch - can begin with 0x for hex\n");
135 printf("\toptions\n");
136 printf("\t\t-d\tDecrypt the block before printing\n");
137 printf("\t\t-p\tProcess the block before finishing.\n");
138 printf("\t\t\tView the debug log for information\n");
139 }