OLD | NEW |
1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef IPC_ATTACHMENT_BROKER_PRIVILEGED_WIN_H_ | 5 #ifndef IPC_ATTACHMENT_BROKER_PRIVILEGED_WIN_H_ |
6 #define IPC_ATTACHMENT_BROKER_PRIVILEGED_WIN_H_ | 6 #define IPC_ATTACHMENT_BROKER_PRIVILEGED_WIN_H_ |
7 | 7 |
8 #include <vector> | 8 #include "ipc/attachment_broker_privileged.h" |
9 | |
10 #include "ipc/attachment_broker.h" | |
11 #include "ipc/handle_attachment_win.h" | 9 #include "ipc/handle_attachment_win.h" |
12 #include "ipc/ipc_export.h" | 10 #include "ipc/ipc_export.h" |
13 | 11 |
14 namespace IPC { | 12 namespace IPC { |
15 | 13 |
16 class Channel; | 14 // This class is a concrete subclass of AttachmentBrokerPrivileged for the |
17 | 15 // Windows platform. |
18 // This class is an implementation of AttachmentBroker for a privileged process | 16 class IPC_EXPORT AttachmentBrokerPrivilegedWin |
19 // on the Windows platform. When unprivileged processes want to send | 17 : public AttachmentBrokerPrivileged { |
20 // attachments, the attachments get routed through the privileged process, and | |
21 // more specifically, an instance of this class. | |
22 class IPC_EXPORT AttachmentBrokerPrivilegedWin : public AttachmentBroker { | |
23 public: | 18 public: |
24 AttachmentBrokerPrivilegedWin(); | 19 AttachmentBrokerPrivilegedWin(); |
25 ~AttachmentBrokerPrivilegedWin() override; | 20 ~AttachmentBrokerPrivilegedWin() override; |
26 | 21 |
27 // IPC::AttachmentBroker overrides. | 22 // IPC::AttachmentBroker overrides. |
28 bool SendAttachmentToProcess(const BrokerableAttachment* attachment, | 23 bool SendAttachmentToProcess(const BrokerableAttachment* attachment, |
29 base::ProcessId destination_process) override; | 24 base::ProcessId destination_process) override; |
30 | 25 |
31 // IPC::Listener overrides. | 26 // IPC::Listener overrides. |
32 bool OnMessageReceived(const Message& message) override; | 27 bool OnMessageReceived(const Message& message) override; |
33 | 28 |
34 // Each unprivileged process should have one IPC channel on which it | |
35 // communicates attachment information with this privileged process. These | |
36 // channels must be registered and deregistered with the Attachment Broker as | |
37 // they are created and destroyed. | |
38 void RegisterCommunicationChannel(Channel* channel); | |
39 void DeregisterCommunicationChannel(Channel* channel); | |
40 | |
41 private: | 29 private: |
42 using HandleWireFormat = internal::HandleAttachmentWin::WireFormat; | 30 using HandleWireFormat = internal::HandleAttachmentWin::WireFormat; |
43 // IPC message handlers. | 31 // IPC message handlers. |
44 void OnDuplicateWinHandle(const IPC::Message& message); | 32 void OnDuplicateWinHandle(const IPC::Message& message); |
45 | 33 |
46 // Duplicates |wire_Format| from |source_process| into its destination | 34 // Duplicates |wire_Format| from |source_process| into its destination |
47 // process. | 35 // process. |
48 HandleWireFormat DuplicateWinHandle(const HandleWireFormat& wire_format, | 36 HandleWireFormat DuplicateWinHandle(const HandleWireFormat& wire_format, |
49 base::ProcessId source_process); | 37 base::ProcessId source_process); |
50 | 38 |
51 // If the HANDLE's destination is this process, queue it and notify the | 39 // If the HANDLE's destination is this process, queue it and notify the |
52 // observers. Otherwise, send it in an IPC to its destination. | 40 // observers. Otherwise, send it in an IPC to its destination. |
53 void RouteDuplicatedHandle(const HandleWireFormat& wire_format); | 41 void RouteDuplicatedHandle(const HandleWireFormat& wire_format); |
54 | 42 |
55 std::vector<Channel*> channels_; | |
56 DISALLOW_COPY_AND_ASSIGN(AttachmentBrokerPrivilegedWin); | 43 DISALLOW_COPY_AND_ASSIGN(AttachmentBrokerPrivilegedWin); |
57 }; | 44 }; |
58 | 45 |
59 } // namespace IPC | 46 } // namespace IPC |
60 | 47 |
61 #endif // IPC_ATTACHMENT_BROKER_PRIVILEGED_WIN_H_ | 48 #endif // IPC_ATTACHMENT_BROKER_PRIVILEGED_WIN_H_ |
OLD | NEW |