diff getidblock.c @ 0:6b1b602514db libpst_0_5

Initial revision
author carl
date Fri, 09 Jul 2004 07:26:16 -0700
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/getidblock.c	Fri Jul 09 07:26:16 2004 -0700
@@ -0,0 +1,139 @@
+#include <stdio.h>
+#include <string.h>
+
+#ifndef __GNUC__
+# include "XGetopt.h"
+#endif
+
+#ifndef _WIN32
+# include <unistd.h>
+#endif
+
+#include "define.h"
+#include "libpst.h"
+
+static void usage();
+
+int main(int argc, char ** argv) {
+  // pass the id number to display on the command line
+  char *fname, *sid;
+  pst_file pstfile;
+  unsigned int id;
+  int decrypt = 0, process = 0, binary = 0, c;
+  unsigned char *buf = NULL;
+  size_t readSize;
+  pst_item *item;
+  pst_desc_ll* ptr;
+
+  DEBUG_INIT("getidblock.log");
+  DEBUG_REGISTER_CLOSE();
+  DEBUG_ENT("main");
+
+  while ((c = getopt(argc, argv, "bdp")) != -1) {
+    switch (c) {
+    case 'b':
+      // enable binary output
+      binary = 1;
+      break;
+    case 'd':
+      //enable decrypt
+      decrypt = 1;
+      break;
+    case 'p':
+      // enable procesing of block
+      process = 1;
+      break;
+    default:
+      usage();
+      exit(EXIT_FAILURE);
+    }
+  }
+
+  if (optind+1 >= argc) {
+    // no more items on the cmd
+    usage();
+    exit(EXIT_FAILURE);
+  }
+  fname = argv[optind];
+  sid = argv[optind+1];
+  id = (unsigned int)strtol(sid, NULL, 0);
+
+  DEBUG_MAIN(("Opening file\n"));
+  memset(&pstfile, 0, sizeof(pstfile));
+  if (pst_open(&pstfile, fname, "r")!=0) {
+    DIE(("Error opening file\n"));
+  }
+  
+  DEBUG_MAIN(("Loading Index\n"));
+  if (pst_load_index(&pstfile) != 0) {
+    DIE(("Error loading file index\n"));
+  }
+
+  //  if ((ptr = _pst_getID(&pstfile, id)) == NULL) {
+  //    DIE(("id not found [%#x]\n", id));
+  //  }
+
+  DEBUG_MAIN(("Loading block\n"));
+
+  if ((readSize = _pst_ff_getIDblock(&pstfile, id, &buf)) <= 0 || buf == NULL) {
+    //  if ((readSize = _pst_read_block_size(&pstfile, ptr->offset, ptr->size, &buf, 1, 1)) < ptr->size) {
+    DIE(("Error loading block\n"));
+  }
+  if (binary==0) printf("Block %#x, size %#x[%i]\n",id, (unsigned int)readSize, (int) readSize);
+
+  if (decrypt!=0)
+    if (_pst_decrypt(buf, readSize, (int)pstfile.encryption) != 0) {
+      DIE(("Error decrypting block\n"));
+    }
+
+  DEBUG_MAIN(("Printing block... [id %#x, size %#x]\n", id, readSize));
+  if (binary==0) {
+    _pst_debug_hexdump(stdout, buf, readSize, 0x10);
+  } else {
+    if (fwrite(buf, 1, readSize, stdout) != 0) {
+      DIE(("Error occured during writing of buf to stdout\n"));
+    }
+  }
+  free(buf);
+
+  if (process!=0) {
+    DEBUG_MAIN(("Parsing block...\n"));
+    ptr = pstfile.d_head;
+    while(ptr != NULL) {
+      if (ptr->list_index != NULL && ptr->list_index->id == id)
+	break;
+      if (ptr->desc != NULL && ptr->desc->id == id)
+	break;
+      ptr = pst_getNextDptr(ptr);
+    }
+    if (ptr == NULL) {
+      ptr = (pst_desc_ll*)xmalloc(sizeof(pst_desc_ll));
+      ptr->desc = _pst_getID(&pstfile, id);
+      ptr->list_index = NULL;
+    }
+    if (ptr != NULL) {
+      if ((item = _pst_parse_item(&pstfile, ptr)) != NULL)
+	_pst_freeItem(item);
+    } else {
+      DEBUG_MAIN(("item not found with this ID\n"));
+      printf("Cannot find the owning Record of this ID. Cannot parse\n");
+    }
+  }
+  
+  if(pst_close(&pstfile)!=0) {
+    DIE(("pst_close failed\n"));
+  }
+
+  DEBUG_RET();
+  return 0;
+}
+
+void usage() {
+  printf("usage: getidblock [options] filename id\n");
+  printf("\tfilename - name of the file to access\n");
+  printf("\tid - ID of the block to fetch - can begin with 0x for hex\n");
+  printf("\toptions\n");
+  printf("\t\t-d\tDecrypt the block before printing\n");
+  printf("\t\t-p\tProcess the block before finishing.\n");
+  printf("\t\t\tView the debug log for information\n");
+}