Changeset 3085 for libpipi/trunkTweet

Timestamp:

Oct 24, 2008, 2:33:13 PM (12 years ago)

Author:

Jean-Yves Lamoureux

Message:

• Added bound-checking to file extension detection

File:

• libpipi/trunk/pipi/codec/modular.c (modified) (1 diff)

libpipi/trunk/pipi/codec/modular.c

@@ -28 +28 @@
 int pipi_save_modular(pipi_image_t *img, const char *name)
 {
-    if(!strncasecmp(&name[strlen(name) - 3], "jpg",  3) ||
-       !strncasecmp(&name[strlen(name) - 4], "jpeg", 4) )
-        return pipi_save_jpeg(img, name);
+    if(strlen(name) >= 4)
+        if(!strncasecmp(&name[strlen(name) - 3], "jpg",  3) ||
+           !strncasecmp(&name[strlen(name) - 4], "jpeg", 4) )
+            return pipi_save_jpeg(img, name);
     return -1;
 }