Changeset 18426 for trunk/Ohana/src/opihi/cmd.basic/substr.c

Timestamp:

Jul 6, 2008, 12:50:03 PM (18 years ago)

Author:

eugene

Message:

various minor fixes

File:

• trunk/Ohana/src/opihi/cmd.basic/substr.c (modified) (1 diff)

trunk/Ohana/src/opihi/cmd.basic/substr.c

@@ -13 +13 @@
   N1 = atof (argv[2]);
   N2 = atof (argv[3]);
+
+  // add a range check here
+  if ((N1 < 0) || (N1 >=  strlen(argv[1]))) {
+      gprint (GP_ERR, "ERROR: N1 out of range\n");
+      return (FALSE);
+  }
+  if ((N2 < 0) || (N2 >=  strlen(argv[1])) || (N2 < N1)) {
+      gprint (GP_ERR, "ERROR: N2 out of range\n");
+      return (FALSE);
+  }
 
   len = strlen (argv[1]);