Index: funcs/func_strings.c
===================================================================
--- funcs/func_strings.c	(revision 24424)
+++ funcs/func_strings.c	(working copy)
@@ -422,6 +422,63 @@
 	.desc = "Example:  ${KEYPADHASH(Les)} returns \"537\"\n",
 };
 
+static int justify(struct ast_channel *chan, char *cmd, char *data,
+		          char *buf, size_t len)
+{
+	strcpy(buf, "");
+	
+	AST_DECLARE_APP_ARGS(args,
+		AST_APP_ARG(string);
+		AST_APP_ARG(width);
+		AST_APP_ARG(direction);
+		AST_APP_ARG(padchar);
+	);
+
+	int pads;
+	char padchar[2];
+		
+	if (!data) {
+		ast_log (LOG_ERROR, 
+				"JUSTIFY requires an argument.\n");
+		return -1;
+	}
+
+	AST_STANDARD_APP_ARGS(args, data);
+	
+	if (ast_strlen_zero(args.string) || ast_strlen_zero(args.width)) {
+		ast_log(LOG_ERROR,
+				"Required format not supplied to JUSTIFY(<string>|<width>[|<right|left>][|<padchar>])");
+		return -1;
+	}
+
+	if (!ast_strlen_zero(args.padchar) && strlen(args.padchar) > 1) {
+		ast_log(LOG_ERROR, "padchar must be a single character!\n");
+		return -1;
+	}
+
+	ast_copy_string(padchar, S_OR(args.padchar, " "), sizeof(padchar));;
+	
+	if (args.direction && !strncasecmp(args.direction, "left", sizeof(args.direction)))
+		ast_build_string(&buf, &len, "%s", args.string);
+	
+	for (pads = atoi(args.width) - strlen(args.string); pads > 0; --pads)
+		ast_build_string(&buf, &len, "%s", padchar);
+	
+	if (!args.direction || strncasecmp(args.direction, "left", sizeof(args.direction)))
+		ast_build_string(&buf, &len, "%s", args.string);
+
+	return 0;
+}
+
+static struct ast_custom_function justify_function = {
+	.name = "JUSTIFY",
+	.synopsis = "Left or right (default) justify the string padded with an optional characater (default ' ').",
+	.syntax = "JUSTIFY(<string>|<length>[|<right|left>][|<padchar>])",
+	.read = justify,
+	.desc = "Example: ${JUSTIFY(hello,7,right,X) should return \"XXhello\"\n",
+};
+
+
 static char *tdesc = "String handling dialplan functions";
 
 static int unload_module(void *mod)
@@ -438,6 +495,7 @@
 	res |= ast_custom_function_unregister(&strptime_function);
 	res |= ast_custom_function_unregister(&eval_function);
 	res |= ast_custom_function_unregister(&keypadhash_function);
+	res |= ast_custom_function_unregister(&justify_function);
 
 	return res;
 }
@@ -456,6 +514,7 @@
 	res |= ast_custom_function_register(&strptime_function);
 	res |= ast_custom_function_register(&eval_function);
 	res |= ast_custom_function_register(&keypadhash_function);
+	res |= ast_custom_function_register(&justify_function);
 
 	return res;
 }