[mojo-edk] Add explicit message object APIs

mojo/edk/embedder/entrypoints.cc

 // Copyright 2014 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 <stdint.h>
 
 #include "mojo/edk/embedder/embedder_internal.h"
 #include "mojo/edk/system/core.h"
 #include "mojo/public/c/system/buffer.h"
 #include "mojo/public/c/system/data_pipe.h"
@@ skipping 35 matching lines @@
                      MojoHandleSignals signals,
                      MojoWatchCallback callback,
                      uintptr_t context) {
   return g_core->Watch(handle, signals, callback, context);
 }
 
 MojoResult MojoCancelWatch(MojoHandle handle, uintptr_t context) {
   return g_core->CancelWatch(handle, context);
 }
 
+MojoResult MojoAllocMessage(uint32_t num_bytes,
+                            const MojoHandle* handles,
+                            uint32_t num_handles,
+                            MojoAllocMessageFlags flags,
+                            MojoMessageHandle* message) {
+  return g_core->AllocMessage(num_bytes, handles, num_handles, flags, message);
+}
+
+MojoResult MojoFreeMessage(MojoMessageHandle message) {
+  return g_core->FreeMessage(message);
+}
+
+MojoResult MojoGetMessageBuffer(MojoMessageHandle message, void** buffer) {
+  return g_core->GetMessageBuffer(message, buffer);
+}
+
 MojoResult MojoCreateWaitSet(MojoHandle* wait_set_handle) {
   return g_core->CreateWaitSet(wait_set_handle);
 }
 
 MojoResult MojoAddHandle(MojoHandle wait_set_handle,
                          MojoHandle handle,
                          MojoHandleSignals signals) {
   return g_core->AddHandle(wait_set_handle, handle, signals);
 }
 
@@ skipping 20 matching lines @@
 MojoResult MojoWriteMessage(MojoHandle message_pipe_handle,
                             const void* bytes,
                             uint32_t num_bytes,
                             const MojoHandle* handles,
                             uint32_t num_handles,
                             MojoWriteMessageFlags flags) {
   return g_core->WriteMessage(message_pipe_handle, bytes, num_bytes, handles,
                               num_handles, flags);
 }
 
+MojoResult MojoWriteMessageNew(MojoHandle message_pipe_handle,
+                               MojoMessageHandle message,
+                               MojoWriteMessageFlags flags) {
+  return g_core->WriteMessageNew(message_pipe_handle, message, flags);
+}
+
 MojoResult MojoReadMessage(MojoHandle message_pipe_handle,
                            void* bytes,
                            uint32_t* num_bytes,
                            MojoHandle* handles,
                            uint32_t* num_handles,
                            MojoReadMessageFlags flags) {
   return g_core->ReadMessage(
       message_pipe_handle, bytes, num_bytes, handles, num_handles, flags);
 }
 
+MojoResult MojoReadMessageNew(MojoHandle message_pipe_handle,
+                              MojoMessageHandle* message,
+                              uint32_t* num_bytes,
+                              MojoHandle* handles,
+                              uint32_t* num_handles,
+                              MojoReadMessageFlags flags) {
+  return g_core->ReadMessageNew(
+      message_pipe_handle, message, num_bytes, handles, num_handles, flags);
+}
+
 MojoResult MojoFuseMessagePipes(MojoHandle handle0, MojoHandle handle1) {
   return g_core->FuseMessagePipes(handle0, handle1);
 }
 
 MojoResult MojoCreateDataPipe(const MojoCreateDataPipeOptions* options,
                               MojoHandle* data_pipe_producer_handle,
                               MojoHandle* data_pipe_consumer_handle) {
   return g_core->CreateDataPipe(options, data_pipe_producer_handle,
                                 data_pipe_consumer_handle);
 }
@@ skipping 61 matching lines @@
                          void** buffer,
                          MojoMapBufferFlags flags) {
   return g_core->MapBuffer(buffer_handle, offset, num_bytes, buffer, flags);
 }
 
 MojoResult MojoUnmapBuffer(void* buffer) {
   return g_core->UnmapBuffer(buffer);
 }
 
 }  // extern "C"