| // 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. |
| |
| #ifndef IPC_IPC_MOJO_HANDLE_ATTACHMENT_H_ |
| #define IPC_IPC_MOJO_HANDLE_ATTACHMENT_H_ |
| |
| #include"build/build_config.h" |
| #include"ipc/ipc_message_attachment.h" |
| #include"ipc/ipc_message_support_export.h" |
| #include"mojo/public/cpp/system/handle.h" |
| |
| namespace IPC{ |
| |
| namespaceinternal{ |
| |
| // A MessageAttachment that holds a MojoHandle. |
| // This can hold any type of transferrable Mojo handle (i.e. message pipe, data |
| // pipe, etc), but the receiver is expected to know what type of handle to |
| // expect. |
| class IPC_MESSAGE_SUPPORT_EXPORTMojoHandleAttachment |
| :publicMessageAttachment{ |
| public: |
| explicitMojoHandleAttachment(mojo::ScopedHandle handle); |
| |
| MojoHandleAttachment(constMojoHandleAttachment&)=delete; |
| MojoHandleAttachment&operator=(constMojoHandleAttachment&)=delete; |
| |
| TypeGetType()constoverride; |
| |
| // Returns the owning handle transferring the ownership. |
| mojo::ScopedHandleTakeHandle(); |
| |
| private: |
| ~MojoHandleAttachment()override; |
| mojo::ScopedHandle handle_; |
| }; |
| |
| }// namespace internal |
| }// namespace IPC |
| |
| #endif// IPC_IPC_MOJO_HANDLE_ATTACHMENT_H_ |
