From e68b9d00a6e05b3a941f63ffb696f91e554ac5ec Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.3.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 modules/queue/lqinternal/lqinternal.go | 48 ++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 modules/queue/lqinternal/lqinternal.go

(limited to 'modules/queue/lqinternal/lqinternal.go')

diff --git a/modules/queue/lqinternal/lqinternal.go b/modules/queue/lqinternal/lqinternal.go
new file mode 100644
index 0000000..89aa4e5
--- /dev/null
+++ b/modules/queue/lqinternal/lqinternal.go
@@ -0,0 +1,48 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package lqinternal
+
+import (
+	"bytes"
+	"encoding/binary"
+
+	"github.com/syndtr/goleveldb/leveldb"
+	"github.com/syndtr/goleveldb/leveldb/opt"
+)
+
+func QueueItemIDBytes(id int64) []byte {
+	buf := make([]byte, 8)
+	binary.PutVarint(buf, id)
+	return buf
+}
+
+func QueueItemKeyBytes(prefix []byte, id int64) []byte {
+	key := make([]byte, len(prefix), len(prefix)+1+8)
+	copy(key, prefix)
+	key = append(key, '-')
+	return append(key, QueueItemIDBytes(id)...)
+}
+
+func RemoveLevelQueueKeys(db *leveldb.DB, namePrefix []byte) {
+	keyPrefix := make([]byte, len(namePrefix)+1)
+	copy(keyPrefix, namePrefix)
+	keyPrefix[len(namePrefix)] = '-'
+
+	it := db.NewIterator(nil, &opt.ReadOptions{Strict: opt.NoStrict})
+	defer it.Release()
+	for it.Next() {
+		if bytes.HasPrefix(it.Key(), keyPrefix) {
+			_ = db.Delete(it.Key(), nil)
+		}
+	}
+}
+
+func ListLevelQueueKeys(db *leveldb.DB) (res [][]byte) {
+	it := db.NewIterator(nil, &opt.ReadOptions{Strict: opt.NoStrict})
+	defer it.Release()
+	for it.Next() {
+		res = append(res, it.Key())
+	}
+	return res
+}
-- 
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