snapshot of https://github.com/livekit/livekit.git @ 08c5433449c106943231037d0b892895f6e92d3b (2026-09-15)

pkg/rtc/participant_data_blob.go

@@ -0,0 +1,90 @@
+// Copyright 2026 LiveKit, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package rtc
+
+import (
+	"sync"
+
+	"github.com/livekit/protocol/livekit"
+	"github.com/livekit/protocol/logger"
+)
+
+type ParticipantDataBlobParams struct {
+	Logger logger.Logger
+}
+
+type ParticipantDataBlob struct {
+	params ParticipantDataBlobParams
+	lock   sync.Mutex
+	blobs  map[string]*livekit.DataBlob
+}
+
+func NewParticipantDataBlob(params ParticipantDataBlobParams) *ParticipantDataBlob {
+	return &ParticipantDataBlob{
+		params: params,
+		blobs:  make(map[string]*livekit.DataBlob),
+	}
+}
+
+func (p *ParticipantDataBlob) Add(db *livekit.DataBlob) {
+	p.lock.Lock()
+	defer p.lock.Unlock()
+
+	if db.Key == nil {
+		return
+	}
+
+	p.blobs[db.Key.String()] = db
+}
+
+func (p *ParticipantDataBlob) Delete(dbKey *livekit.DataBlobKey) {
+	p.lock.Lock()
+	defer p.lock.Unlock()
+
+	if dbKey == nil {
+		return
+	}
+
+	delete(p.blobs, dbKey.String())
+}
+
+func (p *ParticipantDataBlob) Get(dbKey *livekit.DataBlobKey) *livekit.DataBlob {
+	p.lock.Lock()
+	defer p.lock.Unlock()
+
+	if dbKey == nil {
+		return nil
+	}
+
+	db, ok := p.blobs[dbKey.String()]
+	if !ok {
+		return nil
+	}
+
+	return db
+}
+
+func (p *ParticipantDataBlob) GetAll() []*livekit.DataBlob {
+	p.lock.Lock()
+	defer p.lock.Unlock()
+
+	all := make([]*livekit.DataBlob, 0, len(p.blobs))
+	for _, db := range p.blobs {
+		all = append(all, db)
+	}
+	return all
+}
+
+// -------------------------------