initial code for dumping imessages in a reasonable format

dump-imessages/iphone-dataprotection/emf_decrypter/hfs/utility.c

@@ -0,0 +1,30 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <hfs/hfsplus.h>
+
+void hfs_panic(const char* hfs_panicString) {
+  fprintf(stderr, "%s\n", hfs_panicString);
+  exit(1);
+}
+
+void printUnicode(HFSUniStr255* str) {
+  int i;
+  
+  for(i = 0; i < str->length; i++) {
+    printf("%c", (char)(str->unicode[i] & 0xff));
+  }
+}
+
+char* unicodeToAscii(HFSUniStr255* str) {
+  int i;
+  char* toReturn;
+  
+  toReturn = (char*) malloc(sizeof(char) * (str->length + 1));
+  
+  for(i = 0; i < str->length; i++) {
+    toReturn[i] = (char)(str->unicode[i] & 0xff);
+  }
+  toReturn[i] = '\0';
+  
+  return toReturn;
+}