Pepper: Add support for multicast in PPB_UDPSocket API

ppapi/proxy/udp_socket_resource.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ppapi/proxy/udp_socket_resource.h"
 
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_net_address_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
@@ skipping 60 matching lines @@
                     callback);
 }
 
 void UDPSocketResource::Close() {
   CloseImpl();
 }
 
 int32_t UDPSocketResource::SetOption1_0(
     PP_UDPSocket_Option name,
     const PP_Var& value,
     scoped_refptr<TrackedCallback> callback) {

[bbudge, 2015/02/13 00:03:16]

Check name parameter here too:
  if (name > PP_UDPSOCKET_OPTION_RECV_BUFFER_SIZE)
    return PP_ERROR_BADARGUMENT;

[etrunko, 2015/02/13 20:19:58]

Done.

   return SetOptionImpl(name, value,
                        true,  // Check bind() state.
                        callback);
 }
 
+int32_t UDPSocketResource::SetOption1_1(
+    PP_UDPSocket_Option name,
+    const PP_Var& value,
+    scoped_refptr<TrackedCallback> callback) {
+  if (name > PP_UDPSOCKET_OPTION_RECV_BUFFER_SIZE)
+    return PP_ERROR_BADARGUMENT;
+
+  return SetOptionImpl(name, value,
+                       true,  // Check bind() state.

[bbudge, 2015/02/13 00:03:16]

This should be false (1.1 relaxed bind restrictions.)

[etrunko, 2015/02/13 20:19:58]

Done.

+                       callback);
+}
+
 int32_t UDPSocketResource::SetOption(
     PP_UDPSocket_Option name,
     const PP_Var& value,
     scoped_refptr<TrackedCallback> callback) {
   return SetOptionImpl(name, value,
                        false,  // Check bind() state.
                        callback);
 }
 
+int32_t UDPSocketResource::JoinGroup(
+    PP_Resource group,
+    scoped_refptr<TrackedCallback> callback) {
+  EnterNetAddressNoLock enter(group, true);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+
+  return JoinGroupImpl(&enter.object()->GetNetAddressPrivate(),
+                       callback);
+}
+
+int32_t UDPSocketResource::LeaveGroup(
+    PP_Resource group,
+    scoped_refptr<TrackedCallback> callback) {
+  EnterNetAddressNoLock enter(group, true);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+
+  return LeaveGroupImpl(&enter.object()->GetNetAddressPrivate(),
+                        callback);
+}
+
 }  // namespace proxy
 }  // namespace ppapi