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-rw-r--r--vendor/github.com/google/uuid/version7.go104
1 files changed, 0 insertions, 104 deletions
diff --git a/vendor/github.com/google/uuid/version7.go b/vendor/github.com/google/uuid/version7.go
deleted file mode 100644
index 3167b643d..000000000
--- a/vendor/github.com/google/uuid/version7.go
+++ /dev/null
@@ -1,104 +0,0 @@
-// Copyright 2023 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 (
- "io"
-)
-
-// UUID version 7 features a time-ordered value field derived from the widely
-// implemented and well known Unix Epoch timestamp source,
-// the number of milliseconds seconds since midnight 1 Jan 1970 UTC, leap seconds excluded.
-// As well as improved entropy characteristics over versions 1 or 6.
-//
-// see https://datatracker.ietf.org/doc/html/draft-peabody-dispatch-new-uuid-format-03#name-uuid-version-7
-//
-// Implementations SHOULD utilize UUID version 7 over UUID version 1 and 6 if possible.
-//
-// NewV7 returns a Version 7 UUID based on the current time(Unix Epoch).
-// Uses the randomness pool if it was enabled with EnableRandPool.
-// On error, NewV7 returns Nil and an error
-func NewV7() (UUID, error) {
- uuid, err := NewRandom()
- if err != nil {
- return uuid, err
- }
- makeV7(uuid[:])
- return uuid, nil
-}
-
-// NewV7FromReader returns a Version 7 UUID based on the current time(Unix Epoch).
-// it use NewRandomFromReader fill random bits.
-// On error, NewV7FromReader returns Nil and an error.
-func NewV7FromReader(r io.Reader) (UUID, error) {
- uuid, err := NewRandomFromReader(r)
- if err != nil {
- return uuid, err
- }
-
- makeV7(uuid[:])
- return uuid, nil
-}
-
-// makeV7 fill 48 bits time (uuid[0] - uuid[5]), set version b0111 (uuid[6])
-// uuid[8] already has the right version number (Variant is 10)
-// see function NewV7 and NewV7FromReader
-func makeV7(uuid []byte) {
- /*
- 0 1 2 3
- 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- | unix_ts_ms |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- | unix_ts_ms | ver | rand_a (12 bit seq) |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- |var| rand_b |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- | rand_b |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- */
- _ = uuid[15] // bounds check
-
- t, s := getV7Time()
-
- uuid[0] = byte(t >> 40)
- uuid[1] = byte(t >> 32)
- uuid[2] = byte(t >> 24)
- uuid[3] = byte(t >> 16)
- uuid[4] = byte(t >> 8)
- uuid[5] = byte(t)
-
- uuid[6] = 0x70 | (0x0F & byte(s>>8))
- uuid[7] = byte(s)
-}
-
-// lastV7time is the last time we returned stored as:
-//
-// 52 bits of time in milliseconds since epoch
-// 12 bits of (fractional nanoseconds) >> 8
-var lastV7time int64
-
-const nanoPerMilli = 1000000
-
-// getV7Time returns the time in milliseconds and nanoseconds / 256.
-// The returned (milli << 12 + seq) is guarenteed to be greater than
-// (milli << 12 + seq) returned by any previous call to getV7Time.
-func getV7Time() (milli, seq int64) {
- timeMu.Lock()
- defer timeMu.Unlock()
-
- nano := timeNow().UnixNano()
- milli = nano / nanoPerMilli
- // Sequence number is between 0 and 3906 (nanoPerMilli>>8)
- seq = (nano - milli*nanoPerMilli) >> 8
- now := milli<<12 + seq
- if now <= lastV7time {
- now = lastV7time + 1
- milli = now >> 12
- seq = now & 0xfff
- }
- lastV7time = now
- return milli, seq
-}