[PATCH] SPICE port draft implementation

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---
 enums.js        |  11 ++++-
 main.js         |   7 +++-
 port.js         | 125 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 spice.html      |   1 +
 spice_auto.html |   3 +-
 5 files changed, 143 insertions(+), 4 deletions(-)
 create mode 100644 port.js

diff --git a/enums.js b/enums.js
index 3ef36dc..b6e013c 100644
--- a/enums.js
+++ b/enums.js
@@ -166,6 +166,15 @@ var SPICE_MSG_PLAYBACK_VOLUME           = 105;
 var SPICE_MSG_PLAYBACK_MUTE             = 106;
 var SPICE_MSG_PLAYBACK_LATENCY          = 107;
 
+var SPICE_MSG_SPICEVMC_DATA             = 101;
+var SPICE_MSG_PORT_INIT                 = 201;
+var SPICE_MSG_PORT_EVENT                = 202;
+var SPICE_MSG_END_PORT                  = 203;
+
+var SPICE_MSGC_SPICEVMC_DATA            = 101;
+var SPICE_MSGC_PORT_EVENT               = 201;
+var SPICE_MSGC_END_PORT                 = 202;
+
 var SPICE_PLAYBACK_CAP_CELT_0_5_1       = 0;
 var SPICE_PLAYBACK_CAP_VOLUME           = 1;
 var SPICE_PLAYBACK_CAP_LATENCY          = 2;
@@ -264,7 +273,7 @@ var SPICE_MOUSE_BUTTON_MASK_LEFT = (1 << 0),
     SPICE_MOUSE_BUTTON_MASK_MIDDLE = (1 << 1),
     SPICE_MOUSE_BUTTON_MASK_RIGHT = (1 << 2),
     SPICE_MOUSE_BUTTON_MASK_MASK = 0x7;
-    
+
 var SPICE_MOUSE_BUTTON_INVALID  = 0;
 var SPICE_MOUSE_BUTTON_LEFT     = 1;
 var SPICE_MOUSE_BUTTON_MIDDLE   = 2;
diff --git a/main.js b/main.js
index afe69bf..ba5a737 100644
--- a/main.js
+++ b/main.js
@@ -22,7 +22,7 @@
 **  SpiceMainConn
 **      This is the master Javascript class for establishing and
 **  managing a connection to a Spice Server.
-**  
+**
 **      Invocation:  You must pass an object with properties as follows:
 **          uri         (required)  Uri of a WebSocket listener that is
 **                                  connected to a spice server.
@@ -59,6 +59,7 @@ function SpiceMainConn()
     this.file_xfer_tasks = {};
     this.file_xfer_task_id = 0;
     this.file_xfer_read_queue = [];
+    this.ports = [];
 }
 
 SpiceMainConn.prototype = Object.create(SpiceConn.prototype);
@@ -153,7 +154,9 @@ SpiceMainConn.prototype.process_channel_message = function(msg)
             else if (chans.channels[i].type == SPICE_CHANNEL_CURSOR)
                 this.cursor = new SpiceCursorConn(conn);
             else if (chans.channels[i].type == SPICE_CHANNEL_PLAYBACK)
-                this.cursor = new SpicePlaybackConn(conn);
+                this.playback = new SpicePlaybackConn(conn);
+            else if (chans.channels[i].type == SPICE_CHANNEL_PORT)
+                this.ports.push(new SpicePortConn(conn));
             else
             {
                 if (! ("extra_channels" in this))
diff --git a/port.js b/port.js
new file mode 100644
index 0000000..2c96724
--- /dev/null
+++ b/port.js
@@ -0,0 +1,125 @@
+"use strict";
+/*
+   Copyright (C) 2016 by Oliver Gutierrez <ogutsua@xxxxxxxxx>
+
+   This file is part of spice-html5.
+
+   spice-html5 is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   spice-html5 is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with spice-html5.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*----------------------------------------------------------------------------
+**  SpiceCursorConn
+**      Drive the Spice Cursor Channel
+**--------------------------------------------------------------------------*/
+function SpicePortConn()
+{
+    DEBUG > 0 && console.log(
+      'SPICE port: created SPICE port channel. Args:', arguments);
+
+    SpiceConn.apply(this, arguments);
+    this.port_name = null;
+}
+
+SpicePortConn.prototype = Object.create(SpiceConn.prototype);
+
+SpicePortConn.prototype.process_channel_message = function(msg)
+{
+  if (msg.type == SPICE_MSG_PORT_INIT)
+  {
+    if (this.port_name === null) {
+      var m = new SpiceMsgPortInit(msg.data);
+      this.portName = new TextDecoder('utf-8').decode(new Uint8Array(m.name));
+      this.portOpened = m.opened
+
+      DEBUG > 0 && console.log(
+        'SPICE port: Port', this.portName, 'initialized');
+
+      return true;
+    }
+
+    DEBUG > 0 && console.log(
+      'SPICE port: Port', this.port_name, 'is already initialized.');
+  }
+  else if (msg.type == SPICE_MSG_PORT_EVENT)
+  {
+    DEBUG > 0 && console.log(
+      'SPICE port: Port event received for', this.portName, msg);
+
+    var event = new CustomEvent("spice-port-event", {
+			detail: {
+        channel: this,
+				spiceEvent: new Uint8Array(msg.data)
+			},
+			bubbles: true,
+			cancelable: true
+		});
+
+    window.dispatchEvent(event);
+    return true;
+  }
+  else if (msg.type == SPICE_MSG_SPICEVMC_DATA)
+  {
+    DEBUG > 0 && console.log(
+      'SPICE port: Data received in port', this.portName, msg);
+
+    var event = new CustomEvent("spice-port-data", {
+			detail: {
+        channel: this,
+				data: msg.data
+			},
+			bubbles: true,
+			cancelable: true
+		});
+
+    window.dispatchEvent(event);
+    return true;
+  }
+  else
+  {
+    DEBUG > 0 && console.log(
+      'SPICE port: SPICE message type not recognized:', msg)
+  }
+
+  return false;
+};
+
+function SpiceMsgPortInit(a, at)
+{
+    this.from_buffer(a,at);
+};
+
+SpiceMsgPortInit.prototype =
+{
+    from_buffer: function (a, at)
+    {
+      at = at || 0;
+      var dv = new SpiceDataView(a);
+      var namesize = dv.getUint32(at, true); at += 4;
+      var offset = dv.getUint32(at, true); at += 4;
+      this.opened = dv.getUint8(at, true); at += 1;
+      this.name = a.slice(offset, offset + namesize - 1);
+    }
+}
+
+window.addEventListener('spice-port-data', function(event) {
+  var msg_text = new TextDecoder('utf-8').decode(
+    new Uint8Array(event.detail.data));
+  console.log(
+    'SPICE port', event.detail.channel.portName, 'message text:', msg_text)
+})
+
+window.addEventListener('spice-port-event', function(event) {
+  console.log(
+    'SPICE port', event.detail.channel.portName, 'event data:', event.detail.spiceEvent)
+})
diff --git a/spice.html b/spice.html
index f2f9ed0..0de2763 100644
--- a/spice.html
+++ b/spice.html
@@ -42,6 +42,7 @@
         <script src="wire.js"></script> 
         <script src="spiceconn.js"></script> 
         <script src="display.js"></script> 
+        <script src="port.js"></script> 
         <script src="main.js"></script> 
         <script src="inputs.js"></script> 
         <script src="webm.js"></script>
diff --git a/spice_auto.html b/spice_auto.html
index 9aae118..f04a10e 100644
--- a/spice_auto.html
+++ b/spice_auto.html
@@ -28,7 +28,7 @@
     <head>
 
         <title>Spice Javascript client</title>
-        <script src="spicearraybuffer.js"></script> 
+        <script src="spicearraybuffer.js"></script>
         <script src="enums.js"></script>
         <script src="atKeynames.js"></script>
         <script src="utils.js"></script>
@@ -42,6 +42,7 @@
         <script src="wire.js"></script>
         <script src="spiceconn.js"></script>
         <script src="display.js"></script>
+        <script src="port.js"></script> 
         <script src="main.js"></script>
         <script src="inputs.js"></script>
         <script src="webm.js"></script>
-- 
2.7.4

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