1 files changed, 37 insertions, 0 deletions
diff --git a/libgo/go/crypto/openpgp/packet/literal.go b/libgo/go/crypto/openpgp/packet/literal.go
index 04f50e5..9411572 100644
--- a/libgo/go/crypto/openpgp/packet/literal.go
+++ b/libgo/go/crypto/openpgp/packet/literal.go
@@ -51,3 +51,40 @@ func (l *LiteralData) parse(r io.Reader) (err os.Error) {
 	l.Body = r
 	return
 }
+
+// SerializeLiteral serializes a literal data packet to w and returns a
+// WriteCloser to which the data itself can be written and which MUST be closed
+// on completion. The fileName is truncated to 255 bytes.
+func SerializeLiteral(w io.WriteCloser, isBinary bool, fileName string, time uint32) (plaintext io.WriteCloser, err os.Error) {
+	var buf [4]byte
+	buf[0] = 't'
+	if isBinary {
+		buf[0] = 'b'
+	}
+	if len(fileName) > 255 {
+		fileName = fileName[:255]
+	}
+	buf[1] = byte(len(fileName))
+
+	inner, err := serializeStreamHeader(w, packetTypeLiteralData)
+	if err != nil {
+		return
+	}
+
+	_, err = inner.Write(buf[:2])
+	if err != nil {
+		return
+	}
+	_, err = inner.Write([]byte(fileName))
+	if err != nil {
+		return
+	}
+	binary.BigEndian.PutUint32(buf[:], time)
+	_, err = inner.Write(buf[:])
+	if err != nil {
+		return
+	}
+
+	plaintext = inner
+	return
+}