archive/extractprogid.cpp

   1 /*
   2     BCU SDK bcu development enviroment
   3     Copyright (C) 2005-2008 Martin Koegler <mkoegler@auto.tuwien.ac.at>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 */
  19
  20 #include <stdio.h>
  21 #include <libxml/parser.h>
  22 #include "types.h"
  23 #include "common.h"
  24 #include "hex.h"
  25
  26 void
  27 writecontent (xmlNodePtr n, const char *file)
  28 {
  29   const uchar *c = (const uchar *) xmlNodeGetContent (n);
  30   CArray p;
  31   p.set (c, strlen ((const char *) c));
  32   p = decode_hex (p);
  33
  34   FILE *f = fopen (file, "w");
  35   if (!f)
  36     die (_("can not write to %s"), file);
  37   fwrite (p.array (), 1, p (), f);
  38   fclose (f);
  39
  40 }
  41
  42 int
  43 main (int ac, char *ag[])
  44 {
  45   CArray p;
  46   uchar buf[200];
  47   int set = 0;
  48
  49   if (ac != 3)
  50     die (_("%s input output"), ag[0]);
  51   xmlDocPtr f;
  52   f = xmlParseFile (ag[1]);
  53   if (!f)
  54     die (_("can not parse %s"), ag[1]);
  55
  56   xmlNodePtr n = xmlDocGetRootElement (f);
  57
  58   if (n->type != XML_ELEMENT_NODE
  59       || (strcmp ((const char *) n->name, "DeviceConfig")
  60           && strcmp ((const char *) n->name, "DeviceDesc")))
  61     die (_("wrong format"));
  62
  63   xmlNodePtr cld = n->children;
  64
  65   while (cld)
  66     {
  67       if (cld->type == XML_ELEMENT_NODE)
  68         {
  69           const char *name = (const char *) cld->name;
  70           if (!strcmp (name, "ProgramID"))
  71             {
  72               writecontent (cld, ag[2]);
  73               set = 1;
  74             }
  75         }
  76       cld = cld->next;
  77     }
  78   if (!set)
  79     die (_("ProgramID not found"));
  80
  81   xmlFreeDoc (f);
  82
  83 }