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authorLibravatar Terin Stock <terinjokes@gmail.com>2025-03-09 17:47:56 +0100
committerLibravatar Terin Stock <terinjokes@gmail.com>2025-03-10 01:59:49 +0100
commit3ac1ee16f377d31a0fb80c8dae28b6239ac4229e (patch)
treef61faa581feaaeaba2542b9f2b8234a590684413 /vendor/github.com/google/uuid/time.go
parent[chore] update URLs to forked source (diff)
downloadgotosocial-3ac1ee16f377d31a0fb80c8dae28b6239ac4229e.tar.xz
[chore] remove vendor
Diffstat (limited to 'vendor/github.com/google/uuid/time.go')
-rw-r--r--vendor/github.com/google/uuid/time.go134
1 files changed, 0 insertions, 134 deletions
diff --git a/vendor/github.com/google/uuid/time.go b/vendor/github.com/google/uuid/time.go
deleted file mode 100644
index c35112927..000000000
--- a/vendor/github.com/google/uuid/time.go
+++ /dev/null
@@ -1,134 +0,0 @@
-// Copyright 2016 Google Inc. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package uuid
-
-import (
- "encoding/binary"
- "sync"
- "time"
-)
-
-// A Time represents a time as the number of 100's of nanoseconds since 15 Oct
-// 1582.
-type Time int64
-
-const (
- lillian = 2299160 // Julian day of 15 Oct 1582
- unix = 2440587 // Julian day of 1 Jan 1970
- epoch = unix - lillian // Days between epochs
- g1582 = epoch * 86400 // seconds between epochs
- g1582ns100 = g1582 * 10000000 // 100s of a nanoseconds between epochs
-)
-
-var (
- timeMu sync.Mutex
- lasttime uint64 // last time we returned
- clockSeq uint16 // clock sequence for this run
-
- timeNow = time.Now // for testing
-)
-
-// UnixTime converts t the number of seconds and nanoseconds using the Unix
-// epoch of 1 Jan 1970.
-func (t Time) UnixTime() (sec, nsec int64) {
- sec = int64(t - g1582ns100)
- nsec = (sec % 10000000) * 100
- sec /= 10000000
- return sec, nsec
-}
-
-// GetTime returns the current Time (100s of nanoseconds since 15 Oct 1582) and
-// clock sequence as well as adjusting the clock sequence as needed. An error
-// is returned if the current time cannot be determined.
-func GetTime() (Time, uint16, error) {
- defer timeMu.Unlock()
- timeMu.Lock()
- return getTime()
-}
-
-func getTime() (Time, uint16, error) {
- t := timeNow()
-
- // If we don't have a clock sequence already, set one.
- if clockSeq == 0 {
- setClockSequence(-1)
- }
- now := uint64(t.UnixNano()/100) + g1582ns100
-
- // If time has gone backwards with this clock sequence then we
- // increment the clock sequence
- if now <= lasttime {
- clockSeq = ((clockSeq + 1) & 0x3fff) | 0x8000
- }
- lasttime = now
- return Time(now), clockSeq, nil
-}
-
-// ClockSequence returns the current clock sequence, generating one if not
-// already set. The clock sequence is only used for Version 1 UUIDs.
-//
-// The uuid package does not use global static storage for the clock sequence or
-// the last time a UUID was generated. Unless SetClockSequence is used, a new
-// random clock sequence is generated the first time a clock sequence is
-// requested by ClockSequence, GetTime, or NewUUID. (section 4.2.1.1)
-func ClockSequence() int {
- defer timeMu.Unlock()
- timeMu.Lock()
- return clockSequence()
-}
-
-func clockSequence() int {
- if clockSeq == 0 {
- setClockSequence(-1)
- }
- return int(clockSeq & 0x3fff)
-}
-
-// SetClockSequence sets the clock sequence to the lower 14 bits of seq. Setting to
-// -1 causes a new sequence to be generated.
-func SetClockSequence(seq int) {
- defer timeMu.Unlock()
- timeMu.Lock()
- setClockSequence(seq)
-}
-
-func setClockSequence(seq int) {
- if seq == -1 {
- var b [2]byte
- randomBits(b[:]) // clock sequence
- seq = int(b[0])<<8 | int(b[1])
- }
- oldSeq := clockSeq
- clockSeq = uint16(seq&0x3fff) | 0x8000 // Set our variant
- if oldSeq != clockSeq {
- lasttime = 0
- }
-}
-
-// Time returns the time in 100s of nanoseconds since 15 Oct 1582 encoded in
-// uuid. The time is only defined for version 1, 2, 6 and 7 UUIDs.
-func (uuid UUID) Time() Time {
- var t Time
- switch uuid.Version() {
- case 6:
- time := binary.BigEndian.Uint64(uuid[:8]) // Ignore uuid[6] version b0110
- t = Time(time)
- case 7:
- time := binary.BigEndian.Uint64(uuid[:8])
- t = Time((time>>16)*10000 + g1582ns100)
- default: // forward compatible
- time := int64(binary.BigEndian.Uint32(uuid[0:4]))
- time |= int64(binary.BigEndian.Uint16(uuid[4:6])) << 32
- time |= int64(binary.BigEndian.Uint16(uuid[6:8])&0xfff) << 48
- t = Time(time)
- }
- return t
-}
-
-// ClockSequence returns the clock sequence encoded in uuid.
-// The clock sequence is only well defined for version 1 and 2 UUIDs.
-func (uuid UUID) ClockSequence() int {
- return int(binary.BigEndian.Uint16(uuid[8:10])) & 0x3fff
-}