[Extractor-gtk-cvslog] SF.net SVN: extractor-gtk: [29] trunk/extractor/generic.c

[<som...@us...>]

Revision: 29
          http://extractor-gtk.svn.sourceforge.net/extractor-gtk/?rev=29&view=rev
Author:   someone-guy
Date:     2007-09-15 16:08:02 -0700 (Sat, 15 Sep 2007)

Log Message:
-----------
Add very simple code to find and extract JPEG-data

Modified Paths:
--------------
    trunk/extractor/generic.c

Modified: trunk/extractor/generic.c
===================================================================
--- trunk/extractor/generic.c	2007-09-15 23:07:54 UTC (rev 28)
+++ trunk/extractor/generic.c	2007-09-15 23:08:02 UTC (rev 29)
@@ -28,6 +28,7 @@
 
 static file_t *get_list(FILE *in) {
   register uint32_t t = 0;
+  int i;
   int cnt = 0;
   file_t *list = calloc(1, sizeof(file_t));
   rewind(in);
@@ -48,6 +49,13 @@
         list[cnt].len = read_le32(in);
         cnt++;
         break;
+      case 0xffd8ff:
+        add_entry(&list, cnt, "jpg");
+        list[cnt].start = ftell(in) - 3;
+        list[cnt].len = 0;
+        list[cnt].priv = (void *)1;
+        cnt++;
+        break;
     }
     switch (t & 0xffff) {
       case TAG(0, 0, 'B', 'M'):
@@ -56,6 +64,12 @@
         list[cnt].len = read_le32(in);
         cnt++;
         break;
+      case 0xffd9:
+        for (i = 0; i < cnt; i++) {
+          if (list[i].priv == (void *)1 && list[i].len == 0)
+            list[i].len = ftell(in) - list[i].start;
+        }
+        break;
     }
   }
   return list;
@@ -67,6 +81,6 @@
   "*",
   check_file,
   get_list,
-  default_free_list,
+  default_free_ignorepriv,
   default_extract_file,
 };


This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.