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-rw-r--r--lib/random.php14
1 files changed, 7 insertions, 7 deletions
diff --git a/lib/random.php b/lib/random.php
index 7171460..c3dacb7 100644
--- a/lib/random.php
+++ b/lib/random.php
@@ -53,7 +53,7 @@ if (PHP_VERSION_ID < 70000) {
require_once $RandomCompatDIR.'/cast_to_int.php';
require_once $RandomCompatDIR.'/error_polyfill.php';
- if (!function_exists('random_bytes')) {
+ if (!is_callable('random_bytes')) {
/**
* PHP 5.2.0 - 5.6.x way to implement random_bytes()
*
@@ -71,7 +71,7 @@ if (PHP_VERSION_ID < 70000) {
*/
if (extension_loaded('libsodium')) {
// See random_bytes_libsodium.php
- if (PHP_VERSION_ID >= 50300 && function_exists('\\Sodium\\randombytes_buf')) {
+ if (PHP_VERSION_ID >= 50300 && is_callable('\\Sodium\\randombytes_buf')) {
require_once $RandomCompatDIR.'/random_bytes_libsodium.php';
} elseif (method_exists('Sodium', 'randombytes_buf')) {
require_once $RandomCompatDIR.'/random_bytes_libsodium_legacy.php';
@@ -100,7 +100,7 @@ if (PHP_VERSION_ID < 70000) {
}
if (
- !function_exists('random_bytes')
+ !is_callable('random_bytes')
&&
$RandomCompatUrandom
&&
@@ -125,7 +125,7 @@ if (PHP_VERSION_ID < 70000) {
* mcrypt_create_iv()
*/
if (
- !function_exists('random_bytes')
+ !is_callable('random_bytes')
&&
PHP_VERSION_ID >= 50307
&&
@@ -146,7 +146,7 @@ if (PHP_VERSION_ID < 70000) {
$RandomCompatUrandom = null;
if (
- !function_exists('random_bytes')
+ !is_callable('random_bytes')
&&
extension_loaded('com_dotnet')
&&
@@ -175,7 +175,7 @@ if (PHP_VERSION_ID < 70000) {
/**
* throw new Exception
*/
- if (!function_exists('random_bytes')) {
+ if (!is_callable('random_bytes')) {
/**
* We don't have any more options, so let's throw an exception right now
* and hope the developer won't let it fail silently.
@@ -189,7 +189,7 @@ if (PHP_VERSION_ID < 70000) {
}
}
- if (!function_exists('random_int')) {
+ if (!is_callable('random_int')) {
require_once $RandomCompatDIR.'/random_int.php';
}