From 1eec10329a4764f132b159e7b1bbf37added6c8a Mon Sep 17 00:00:00 2001
From: Friendika <info@friendika.com>
Date: Sun, 7 Aug 2011 16:56:26 -0700
Subject: guid functions

---
 include/text.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'include/text.php')

diff --git a/include/text.php b/include/text.php
index d53a2ceb9..297383602 100644
--- a/include/text.php
+++ b/include/text.php
@@ -19,11 +19,11 @@ function replace_macros($s,$r) {
 }}
 
 
-// random hash, 64 chars
+// random hex string, 64 chars max
 
 if(! function_exists('random_string')) {
-function random_string() {
-	return(hash('sha256',uniqid(rand(),true)));
+function random_string($size = 64) {
+	return(substr(hash('sha256',uniqid(rand(),true)),0,$size));
 }}
 
 /**
@@ -878,7 +878,7 @@ function return_bytes ($size_str) {
     }
 }}
 
-function generate_guid() {
+function generate_user_guid() {
 	$found = true;
 	do {
 		$guid = substr(random_string(),0,16);
-- 
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