| // 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_param_traits.h" |
| |
| #include"base/logging.h" |
| #include"ipc/ipc_message_utils.h" |
| #include"ipc/ipc_mojo_handle_attachment.h" |
| #include"ipc/ipc_mojo_message_helper.h" |
| |
| namespace IPC{ |
| |
| voidParamTraits<mojo::MessagePipeHandle>::Write(base::Pickle* m, |
| const param_type& p){ |
| WriteParam(m, p.is_valid()); |
| if(p.is_valid()) |
| MojoMessageHelper::WriteMessagePipeTo(m, mojo::ScopedMessagePipeHandle(p)); |
| } |
| |
| boolParamTraits<mojo::MessagePipeHandle>::Read(const base::Pickle* m, |
| base::PickleIterator* iter, |
| param_type* r){ |
| bool is_valid; |
| if(!ReadParam(m, iter,&is_valid)) |
| returnfalse; |
| if(!is_valid) |
| returntrue; |
| |
| mojo::ScopedMessagePipeHandle handle; |
| if(!MojoMessageHelper::ReadMessagePipeFrom(m, iter,&handle)) |
| returnfalse; |
| DCHECK(handle.is_valid()); |
| *r= handle.release(); |
| returntrue; |
| } |
| |
| voidParamTraits<mojo::MessagePipeHandle>::Log(const param_type& p, |
| std::string* l){ |
| l->append("mojo::MessagePipeHandle("); |
| LogParam(static_cast<uint64_t>(p.value()), l); |
| l->append(")"); |
| } |
| |
| voidParamTraits<mojo::DataPipeConsumerHandle>::Write(base::Pickle* m, |
| const param_type& p){ |
| WriteParam(m, p.is_valid()); |
| if(!p.is_valid()) |
| return; |
| |
| m->WriteAttachment(new internal::MojoHandleAttachment( |
| mojo::ScopedHandle::From(mojo::ScopedDataPipeConsumerHandle(p)))); |
| } |
| |
| boolParamTraits<mojo::DataPipeConsumerHandle>::Read(const base::Pickle* m, |
| base::PickleIterator* iter, |
| param_type* r){ |
| bool is_valid; |
| if(!ReadParam(m, iter,&is_valid)) |
| returnfalse; |
| if(!is_valid) |
| returntrue; |
| |
| scoped_refptr<base::Pickle::Attachment> attachment; |
| if(!m->ReadAttachment(iter,&attachment)){ |
| DLOG(ERROR)<<"Failed to read attachment for message pipe."; |
| returnfalse; |
| } |
| |
| MessageAttachment::Type type= |
| static_cast<MessageAttachment*>(attachment.get())->GetType(); |
| if(type!=MessageAttachment::Type::MOJO_HANDLE){ |
| DLOG(ERROR)<<"Unexpected attachment type:"<<static_cast<int>(type); |
| returnfalse; |
| } |
| |
| mojo::ScopedDataPipeConsumerHandle handle; |
| handle.reset(mojo::DataPipeConsumerHandle( |
| static_cast<internal::MojoHandleAttachment*>(attachment.get()) |
| ->TakeHandle() |
| .release() |
| .value())); |
| DCHECK(handle.is_valid()); |
| *r= handle.release(); |
| returntrue; |
| } |
| |
| voidParamTraits<mojo::DataPipeConsumerHandle>::Log(const param_type& p, |
| std::string* l){ |
| l->append("mojo::DataPipeConsumerHandle("); |
| LogParam(static_cast<uint64_t>(p.value()), l); |
| l->append(")"); |
| } |
| |
| }// namespace IPC |
