| // Copyright 2015 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include"ipc/ipc_mojo_message_helper.h" |
| |
| #include<utility> |
| |
| #include"base/logging.h" |
| #include"ipc/ipc_mojo_handle_attachment.h" |
| |
| namespace IPC{ |
| |
| // static |
| boolMojoMessageHelper::WriteMessagePipeTo( |
| base::Pickle* message, |
| mojo::ScopedMessagePipeHandle handle){ |
| message->WriteAttachment(new internal::MojoHandleAttachment( |
| mojo::ScopedHandle::From(std::move(handle)))); |
| returntrue; |
| } |
| |
| // static |
| boolMojoMessageHelper::ReadMessagePipeFrom( |
| const base::Pickle* message, |
| base::PickleIterator* iter, |
| mojo::ScopedMessagePipeHandle* handle){ |
| scoped_refptr<base::Pickle::Attachment> attachment; |
| if(!message->ReadAttachment(iter,&attachment)){ |
| LOG(ERROR)<<"Failed to read attachment for message pipe."; |
| returnfalse; |
| } |
| |
| MessageAttachment::Type type= |
| static_cast<MessageAttachment*>(attachment.get())->GetType(); |
| if(type!=MessageAttachment::Type::MOJO_HANDLE){ |
| LOG(ERROR)<<"Unxpected attachment type:"<<static_cast<int>(type); |
| returnfalse; |
| } |
| |
| handle->reset(mojo::MessagePipeHandle( |
| static_cast<internal::MojoHandleAttachment*>(attachment.get()) |
| ->TakeHandle() |
| .release() |
| .value())); |
| returntrue; |
| } |
| |
| MojoMessageHelper::MojoMessageHelper()=default; |
| |
| }// namespace IPC |
