From e01a488b3136ec7b0f2614cd49e4cf1afce1f655 Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <rullzer@owncloud.com>
Date: Sun, 10 Jan 2016 22:07:33 +0100
Subject: [PATCH] Remove generateRandomBytes from OC_Util

---
 lib/private/setup/oci.php        |  2 +-
 lib/private/setup/postgresql.php |  2 +-
 lib/private/util.php             | 12 ------------
 lib/public/util.php              |  2 +-
 tests/lib/util.php               |  5 -----
 5 files changed, 3 insertions(+), 20 deletions(-)

diff --git a/lib/private/setup/oci.php b/lib/private/setup/oci.php
index e5634572d90..d335df850cf 100644
--- a/lib/private/setup/oci.php
+++ b/lib/private/setup/oci.php
@@ -106,7 +106,7 @@ class OCI extends AbstractDatabase {
 				//add prefix to the oracle user name to prevent collisions
 				$this->dbUser='oc_'.$username;
 				//create a new password so we don't need to store the admin config in the config file
-				$this->dbPassword=\OC_Util::generateRandomBytes(30);
+				$this->dbPassword = \OC::$server->getSecureRandom()->generate(30, \OCP\Security\ISecureRandom::CHAR_LOWER.\OCP\Security\ISecureRandom::CHAR_DIGITS);
 
 				//oracle passwords are treated as identifiers:
 				//  must start with alphanumeric char
diff --git a/lib/private/setup/postgresql.php b/lib/private/setup/postgresql.php
index 59762209d08..850551e794f 100644
--- a/lib/private/setup/postgresql.php
+++ b/lib/private/setup/postgresql.php
@@ -61,7 +61,7 @@ class PostgreSQL extends AbstractDatabase {
 			//add prefix to the postgresql user name to prevent collisions
 			$this->dbUser='oc_'.$username;
 			//create a new password so we don't need to store the admin config in the config file
-			$this->dbPassword=\OC_Util::generateRandomBytes(30);
+			$this->dbPassword = \OC::$server->getSecureRandom()->generate(30, \OCP\Security\ISecureRandom::CHAR_LOWER.\OCP\Security\ISecureRandom::CHAR_DIGITS);
 
 			$this->createDBUser($connection);
 		}
diff --git a/lib/private/util.php b/lib/private/util.php
index ecb18946f12..ed62f1afb4a 100644
--- a/lib/private/util.php
+++ b/lib/private/util.php
@@ -1278,18 +1278,6 @@ class OC_Util {
 		}
 	}
 
-
-	/**
-	 * Generates a cryptographic secure pseudo-random string
-	 *
-	 * @param int $length of the random string
-	 * @return string
-	 * @deprecated Use \OC::$server->getSecureRandom()->getMediumStrengthGenerator()->generate($length); instead
-	 */
-	public static function generateRandomBytes($length = 30) {
-		return \OC::$server->getSecureRandom()->getMediumStrengthGenerator()->generate($length, \OCP\Security\ISecureRandom::CHAR_LOWER.\OCP\Security\ISecureRandom::CHAR_DIGITS);
-	}
-
 	/**
 	 * Checks whether the server is running on Windows
 	 *
diff --git a/lib/public/util.php b/lib/public/util.php
index 493aa0000a5..55bbd01eeaf 100644
--- a/lib/public/util.php
+++ b/lib/public/util.php
@@ -637,7 +637,7 @@ class Util {
 	 * @since 7.0.0
 	 */
 	public static function generateRandomBytes($length = 30) {
-		return \OC_Util::generateRandomBytes($length);
+		return \OC::$server->getSecureRandom()->generate($length, \OCP\Security\ISecureRandom::CHAR_LOWER.\OCP\Security\ISecureRandom::CHAR_DIGITS);
 	}
 
 	/**
diff --git a/tests/lib/util.php b/tests/lib/util.php
index cb5d28b48a7..f05a33766b7 100644
--- a/tests/lib/util.php
+++ b/tests/lib/util.php
@@ -138,11 +138,6 @@ class Test_Util extends \Test\TestCase {
 		$this->assertEquals($expected, \OC_Util::fileInfoLoaded());
 	}
 
-	function testGenerateRandomBytes() {
-		$result = strlen(OC_Util::generateRandomBytes(59));
-		$this->assertEquals(59, $result);
-	}
-
 	function testGetDefaultEmailAddress() {
 		$email = \OCP\Util::getDefaultEmailAddress("no-reply");
 		$this->assertEquals('no-reply@localhost', $email);
-- 
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