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Update Random.php

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Scott 2016-03-27 10:54:39 -04:00
parent 827e42222e
commit b7218aee28
1 changed files with 2 additions and 2 deletions
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4
phpseclib/Crypt/Random.php
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@ -48,6 +48,8 @@ class Random
{ {
try { try {
return \random_bytes($length); return \random_bytes($length);
} catch (\Exception $e) {
// random_compat will throw an Exception, which in PHP 5 does not implement Throwable
} catch (\Throwable $e) { } catch (\Throwable $e) {
// If a sufficient source of randomness is unavailable, random_bytes() will throw an // If a sufficient source of randomness is unavailable, random_bytes() will throw an
// object that implements the Throwable interface (Exception, TypeError, Error). // object that implements the Throwable interface (Exception, TypeError, Error).
@ -55,8 +57,6 @@ class Random
// as normal. Note, however, that if we don't have a sufficient source of randomness for // as normal. Note, however, that if we don't have a sufficient source of randomness for
// random_bytes(), most of the other calls here will fail too, so we'll end up using // random_bytes(), most of the other calls here will fail too, so we'll end up using
// the PHP implementation. // the PHP implementation.
} catch (\Exception $e) {
// random_compat will throw an Exception, which in PHP 5 does not implement Throwable
} }
// at this point we have no choice but to use a pure-PHP CSPRNG // at this point we have no choice but to use a pure-PHP CSPRNG