Add rights for get/set options. Update message pipe and data pipe APIs.

mojo/edk/system/core.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 "mojo/edk/system/core.h"
 
 #include <memory>
 #include <utility>
 #include <vector>
 
@@ skipping 423 matching lines @@
   data_pipe_producer_handle.Put(handle_pair.first);
   data_pipe_consumer_handle.Put(handle_pair.second);
   return MOJO_RESULT_OK;
 }
 
 MojoResult Core::SetDataPipeProducerOptions(
     MojoHandle data_pipe_producer_handle,
     UserPointer<const MojoDataPipeProducerOptions> options) {
   RefPtr<Dispatcher> dispatcher;
   MojoResult result = GetDispatcherAndCheckRights(
-      data_pipe_producer_handle, MOJO_HANDLE_RIGHT_WRITE,
+      data_pipe_producer_handle, MOJO_HANDLE_RIGHT_SET_OPTIONS,
       EntrypointClass::DATA_PIPE_PRODUCER, &dispatcher);
   if (result != MOJO_RESULT_OK)
     return result;
 
   return dispatcher->SetDataPipeProducerOptions(options);
 }
 
 MojoResult Core::GetDataPipeProducerOptions(
     MojoHandle data_pipe_producer_handle,
     UserPointer<MojoDataPipeProducerOptions> options,
     uint32_t options_num_bytes) {
   RefPtr<Dispatcher> dispatcher;
   MojoResult result = GetDispatcherAndCheckRights(
-      data_pipe_producer_handle, MOJO_HANDLE_RIGHT_READ,
+      data_pipe_producer_handle, MOJO_HANDLE_RIGHT_GET_OPTIONS,
       EntrypointClass::DATA_PIPE_PRODUCER, &dispatcher);
   if (result != MOJO_RESULT_OK)
     return result;
 
   return dispatcher->GetDataPipeProducerOptions(options, options_num_bytes);
 }
 
 MojoResult Core::WriteData(MojoHandle data_pipe_producer_handle,
                            UserPointer<const void> elements,
                            UserPointer<uint32_t> num_bytes,
@@ skipping 32 matching lines @@
     return result;
 
   return dispatcher->EndWriteData(num_bytes_written);
 }
 
 MojoResult Core::SetDataPipeConsumerOptions(
     MojoHandle data_pipe_consumer_handle,
     UserPointer<const MojoDataPipeConsumerOptions> options) {
   RefPtr<Dispatcher> dispatcher;
   MojoResult result = GetDispatcherAndCheckRights(
-      data_pipe_consumer_handle, MOJO_HANDLE_RIGHT_WRITE,
+      data_pipe_consumer_handle, MOJO_HANDLE_RIGHT_SET_OPTIONS,
       EntrypointClass::DATA_PIPE_CONSUMER, &dispatcher);
   if (result != MOJO_RESULT_OK)
     return result;
 
   return dispatcher->SetDataPipeConsumerOptions(options);
 }
 
 MojoResult Core::GetDataPipeConsumerOptions(
     MojoHandle data_pipe_consumer_handle,
     UserPointer<MojoDataPipeConsumerOptions> options,
     uint32_t options_num_bytes) {
   RefPtr<Dispatcher> dispatcher;
   MojoResult result = GetDispatcherAndCheckRights(
-      data_pipe_consumer_handle, MOJO_HANDLE_RIGHT_READ,
+      data_pipe_consumer_handle, MOJO_HANDLE_RIGHT_GET_OPTIONS,
       EntrypointClass::DATA_PIPE_CONSUMER, &dispatcher);
   if (result != MOJO_RESULT_OK)
     return result;
 
   return dispatcher->GetDataPipeConsumerOptions(options, options_num_bytes);
 }
 
 MojoResult Core::ReadData(MojoHandle data_pipe_consumer_handle,
                           UserPointer<void> elements,
                           UserPointer<uint32_t> num_bytes,
@@ skipping 212 matching lines @@
   if (signals_states) {
     for (; i < num_handles; i++)
       signals_states[i] = dispatchers[i]->GetHandleSignalsState();
   }
 
   return result;
 }
 
 }  // namespace system
 }  // namespace mojo