1 files changed, 50 insertions, 0 deletions
diff --git a/soundbox/streaming.go b/soundbox/streaming.go
new file mode 100644
index 0000000..5852dcf
--- /dev/null
+++ b/soundbox/streaming.go
@@ -0,0 +1,50 @@
+package soundbox
+
+import (
+	"context"
+	"errors"
+	"io"
+	"net"
+	"time"
+)
+
+const bufferSize = 20
+
+const writeTimeout = 1 * time.Second
+
+func streamContext(ctx context.Context, r io.Reader, targets []net.HardwareAddr) error {
+	conns := make([]net.Conn, 0)
+	for _, target := range targets {
+		conn, err := dialContext(ctx, target)
+		if err != nil {
+			return err
+		}
+		conns = append(conns, conn)
+	}
+	defer func() {
+		for _, conn := range conns {
+			conn.Close()
+		}
+	}()
+
+	for {
+		buffer := make([]byte, bufferSize)
+		i, err := r.Read(buffer)
+		if err != nil {
+			if errors.Is(err, io.EOF) {
+				break
+			} else {
+				return err
+			}
+		}
+		for _, conn := range conns {
+			conn.SetDeadline(time.Now().Add(writeTimeout))
+			_, err = conn.Write(buffer[:i])
+			if err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}