From 88f404c19eed5720c621c12b6229455a109e5484 Mon Sep 17 00:00:00 2001
From: Lucas Clemente <lucas@clemente.io>
Date: Sat, 16 Apr 2016 00:27:30 +0200
Subject: [PATCH] initial server hello implementation

---
 handshake/crypto_setup.go | 9 +++++++--
 handshake/tags.go         | 3 +++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/handshake/crypto_setup.go b/handshake/crypto_setup.go
index c42ca077..f1c2f241 100644
--- a/handshake/crypto_setup.go
+++ b/handshake/crypto_setup.go
@@ -58,8 +58,13 @@ func (h *CryptoSetup) HandleCryptoMessage(data []byte) ([]byte, error) {
 		if err != nil {
 			return nil, err
 		}
-		// TODO: Send SHLO
-		return nil, nil
+
+		var reply bytes.Buffer
+		WriteHandshakeMessage(&reply, TagSHLO, map[Tag][]byte{
+			TagPUBS: h.scfg.kex.PublicKey(),
+			TagVER:  protocol.SupportedVersionsAsTags,
+		})
+		return reply.Bytes(), nil
 	}
 
 	// We have an inacholate or non-matching CHLO, we now send a rejection
diff --git a/handshake/tags.go b/handshake/tags.go
index 38daebc3..3173c110 100644
--- a/handshake/tags.go
+++ b/handshake/tags.go
@@ -68,4 +68,7 @@ const (
 	TagEXPY Tag = 'E' + 'X'<<8 + 'P'<<16 + 'Y'<<24
 	// TagCERT is the CERT data
 	TagCERT Tag = 0xff545243
+
+	// TagSHLO is the server hello
+	TagSHLO Tag = 'S' + 'H'<<8 + 'L'<<16 + 'O'<<24
 )