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author | Max Kostikov <max@kostikov.co> | 2018-09-28 15:46:14 +0200 |
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committer | Max Kostikov <max@kostikov.co> | 2018-09-28 15:46:14 +0200 |
commit | 4a904fa3a8af1c101ede76657249fb7eb47faf60 (patch) | |
tree | 544509813fb68579ef2b556ce879a971d183269a /vendor/ramsey/uuid/src/BinaryUtils.php | |
parent | f5f6ec3d71acb3e0488386819d5060e59331ec23 (diff) | |
parent | c13d7e29ef9676b0f0e4ae23aa52e203f4ad8895 (diff) | |
download | volse-hubzilla-4a904fa3a8af1c101ede76657249fb7eb47faf60.tar.gz volse-hubzilla-4a904fa3a8af1c101ede76657249fb7eb47faf60.tar.bz2 volse-hubzilla-4a904fa3a8af1c101ede76657249fb7eb47faf60.zip |
Merge branch 'patch-29' into 'dev'
Patch 29
See merge request Kostikov/core!3
Diffstat (limited to 'vendor/ramsey/uuid/src/BinaryUtils.php')
-rw-r--r-- | vendor/ramsey/uuid/src/BinaryUtils.php | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/vendor/ramsey/uuid/src/BinaryUtils.php b/vendor/ramsey/uuid/src/BinaryUtils.php new file mode 100644 index 000000000..f04a9d9c1 --- /dev/null +++ b/vendor/ramsey/uuid/src/BinaryUtils.php @@ -0,0 +1,43 @@ +<?php + +namespace Ramsey\Uuid; + +/** + * Provides binary math utilities + */ +class BinaryUtils +{ + /** + * Applies the RFC 4122 variant field to the `clock_seq_hi_and_reserved` field + * + * @param $clockSeqHi + * @return int The high field of the clock sequence multiplexed with the variant + * @link http://tools.ietf.org/html/rfc4122#section-4.1.1 + */ + public static function applyVariant($clockSeqHi) + { + // Set the variant to RFC 4122 + $clockSeqHi = $clockSeqHi & 0x3f; + $clockSeqHi &= ~(0xc0); + $clockSeqHi |= 0x80; + + return $clockSeqHi; + } + + /** + * Applies the RFC 4122 version number to the `time_hi_and_version` field + * + * @param string $timeHi + * @param integer $version + * @return int The high field of the timestamp multiplexed with the version number + * @link http://tools.ietf.org/html/rfc4122#section-4.1.3 + */ + public static function applyVersion($timeHi, $version) + { + $timeHi = hexdec($timeHi) & 0x0fff; + $timeHi &= ~(0xf000); + $timeHi |= $version << 12; + + return $timeHi; + } +} |