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Diffstat (limited to 'vendor/github.com/google/uuid/version6.go')
-rw-r--r-- | vendor/github.com/google/uuid/version6.go | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/vendor/github.com/google/uuid/version6.go b/vendor/github.com/google/uuid/version6.go deleted file mode 100644 index 339a959..0000000 --- a/vendor/github.com/google/uuid/version6.go +++ /dev/null | |||
@@ -1,56 +0,0 @@ | |||
1 | // Copyright 2023 Google Inc. All rights reserved. | ||
2 | // Use of this source code is governed by a BSD-style | ||
3 | // license that can be found in the LICENSE file. | ||
4 | |||
5 | package uuid | ||
6 | |||
7 | import "encoding/binary" | ||
8 | |||
9 | // UUID version 6 is a field-compatible version of UUIDv1, reordered for improved DB locality. | ||
10 | // It is expected that UUIDv6 will primarily be used in contexts where there are existing v1 UUIDs. | ||
11 | // Systems that do not involve legacy UUIDv1 SHOULD consider using UUIDv7 instead. | ||
12 | // | ||
13 | // see https://datatracker.ietf.org/doc/html/draft-peabody-dispatch-new-uuid-format-03#uuidv6 | ||
14 | // | ||
15 | // NewV6 returns a Version 6 UUID based on the current NodeID and clock | ||
16 | // sequence, and the current time. If the NodeID has not been set by SetNodeID | ||
17 | // or SetNodeInterface then it will be set automatically. If the NodeID cannot | ||
18 | // be set NewV6 set NodeID is random bits automatically . If clock sequence has not been set by | ||
19 | // SetClockSequence then it will be set automatically. If GetTime fails to | ||
20 | // return the current NewV6 returns Nil and an error. | ||
21 | func NewV6() (UUID, error) { | ||
22 | var uuid UUID | ||
23 | now, seq, err := GetTime() | ||
24 | if err != nil { | ||
25 | return uuid, err | ||
26 | } | ||
27 | |||
28 | /* | ||
29 | 0 1 2 3 | ||
30 | 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 | ||
31 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | ||
32 | | time_high | | ||
33 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | ||
34 | | time_mid | time_low_and_version | | ||
35 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | ||
36 | |clk_seq_hi_res | clk_seq_low | node (0-1) | | ||
37 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | ||
38 | | node (2-5) | | ||
39 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | ||
40 | */ | ||
41 | |||
42 | binary.BigEndian.PutUint64(uuid[0:], uint64(now)) | ||
43 | binary.BigEndian.PutUint16(uuid[8:], seq) | ||
44 | |||
45 | uuid[6] = 0x60 | (uuid[6] & 0x0F) | ||
46 | uuid[8] = 0x80 | (uuid[8] & 0x3F) | ||
47 | |||
48 | nodeMu.Lock() | ||
49 | if nodeID == zeroID { | ||
50 | setNodeInterface("") | ||
51 | } | ||
52 | copy(uuid[10:], nodeID[:]) | ||
53 | nodeMu.Unlock() | ||
54 | |||
55 | return uuid, nil | ||
56 | } | ||