From 248db047207e7a8eaf37f19a6c00e027eb350181 Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Fri, 4 Apr 2014 17:39:36 +0200
Subject: [PATCH] rtsp: update for MIKEY API changes

---
 gst/rtsp-server/rtsp-client.c | 12 ++++++++----
 gst/rtsp-server/rtsp-sdp.c    | 19 ++++++++++++++-----
 2 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/gst/rtsp-server/rtsp-client.c b/gst/rtsp-server/rtsp-client.c
index 12589be..30c6b4d 100644
--- a/gst/rtsp-server/rtsp-client.c
+++ b/gst/rtsp-server/rtsp-client.c
@@ -1484,13 +1484,14 @@ handle_mikey_data (GstRTSPClient * client, GstRTSPContext * ctx,
   guint i, n_cs;
   GstCaps *caps = NULL;
   GstMIKEYPayloadKEMAC *kemac;
+  const GstMIKEYPayloadKeyData *pkd;
   GstBuffer *key;
 
   /* the MIKEY message contains a CSB or crypto session bundle. It is a
    * set of Crypto Sessions protected with the same master key.
    * In the context of SRTP, an RTP and its RTCP stream is part of a
    * crypto session */
-  if ((msg = gst_mikey_message_new_from_data (data, size)) == NULL)
+  if ((msg = gst_mikey_message_new_from_data (data, size, NULL, NULL)) == NULL)
     goto parse_failed;
 
   /* we can only handle SRTP crypto sessions for now */
@@ -1513,10 +1514,13 @@ handle_mikey_data (GstRTSPClient * client, GstRTSPContext * ctx,
       || kemac->mac_alg != GST_MIKEY_MAC_NULL)
     goto unsupported_encryption;
 
-  /* FIXME get Key data sub-payload */
+  /* get Key data sub-payload */
+  pkd = (const GstMIKEYPayloadKeyData *)
+      gst_mikey_payload_kemac_get_sub (&kemac->pt, 0);
+
   key =
-      gst_buffer_new_wrapped (g_memdup (kemac->enc_data, kemac->enc_len),
-      kemac->enc_len);
+      gst_buffer_new_wrapped (g_memdup (pkd->key_data, pkd->key_len),
+      pkd->key_len);
 
   /* go over all crypto sessions and create the security policy for each
    * SSRC */
diff --git a/gst/rtsp-server/rtsp-sdp.c b/gst/rtsp-server/rtsp-sdp.c
index fa8bd65..13af74d 100644
--- a/gst/rtsp-server/rtsp-sdp.c
+++ b/gst/rtsp-server/rtsp-sdp.c
@@ -180,7 +180,7 @@ make_media (GstSDPMessage * sdp, GstSDPInfo * info, GstRTSPMedia * media,
     const GValue *val;
     const gchar *srtpcipher, *srtpauth, *srtcpcipher, *srtcpauth;
     GstMIKEYMessage *msg;
-    GstMIKEYPayload *payload;
+    GstMIKEYPayload *payload, *pkd;
     GBytes *bytes;
     GstMapInfo info;
     const guint8 *data;
@@ -239,14 +239,23 @@ make_media (GstSDPMessage * sdp, GstSDPInfo * info, GstRTSPMedia * media,
         &byte);
     gst_mikey_message_add_payload (msg, payload);
 
-    /* add the key in KEMAC */
+    /* make unencrypted KEMAC */
+    payload = gst_mikey_payload_new (GST_MIKEY_PT_KEMAC);
+    gst_mikey_payload_kemac_set (payload, GST_MIKEY_ENC_NULL,
+        GST_MIKEY_MAC_NULL);
+
+    /* add the key in key data */
+    pkd = gst_mikey_payload_new (GST_MIKEY_PT_KEY_DATA);
     gst_buffer_map (srtpkey, &info, GST_MAP_READ);
-    gst_mikey_message_add_kemac (msg, GST_MIKEY_ENC_NULL, info.size, info.data,
-        GST_MIKEY_MAC_NULL, NULL);
+    gst_mikey_payload_key_data_set_key (pkd, GST_MIKEY_KD_TEK, info.size,
+        info.data);
     gst_buffer_unmap (srtpkey, &info);
+    /* add key data to KEMAC */
+    gst_mikey_payload_kemac_add_sub (payload, pkd);
+    gst_mikey_message_add_payload (msg, payload);
 
     /* now serialize this to bytes */
-    bytes = gst_mikey_message_to_bytes (msg);
+    bytes = gst_mikey_message_to_bytes (msg, NULL, NULL);
     gst_mikey_message_free (msg);
     /* and make it into base64 */
     data = g_bytes_get_data (bytes, &size);
-- 
2.7.4