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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 SANDBOX_SRC_SHAREDMEM_IPC_SERVER_H_ | 5 #ifndef SANDBOX_SRC_SHAREDMEM_IPC_SERVER_H_ |
6 #define SANDBOX_SRC_SHAREDMEM_IPC_SERVER_H_ | 6 #define SANDBOX_SRC_SHAREDMEM_IPC_SERVER_H_ |
7 | 7 |
8 #include <stdint.h> | |
9 | |
10 #include <list> | 8 #include <list> |
11 | 9 |
| 10 #include "base/basictypes.h" |
12 #include "base/gtest_prod_util.h" | 11 #include "base/gtest_prod_util.h" |
13 #include "base/macros.h" | |
14 #include "base/win/scoped_handle.h" | 12 #include "base/win/scoped_handle.h" |
15 #include "sandbox/win/src/crosscall_params.h" | 13 #include "sandbox/win/src/crosscall_params.h" |
16 #include "sandbox/win/src/crosscall_server.h" | 14 #include "sandbox/win/src/crosscall_server.h" |
17 #include "sandbox/win/src/sharedmem_ipc_client.h" | 15 #include "sandbox/win/src/sharedmem_ipc_client.h" |
18 | 16 |
19 // IPC transport implementation that uses shared memory. | 17 // IPC transport implementation that uses shared memory. |
20 // This is the server side | 18 // This is the server side |
21 // | 19 // |
22 // The server side has knowledge about the layout of the shared memory | 20 // The server side has knowledge about the layout of the shared memory |
23 // and the state transitions. Both are explained in sharedmem_ipc_client.h | 21 // and the state transitions. Both are explained in sharedmem_ipc_client.h |
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48 // target_process_id: process id of the target process. | 46 // target_process_id: process id of the target process. |
49 // thread_provider: a thread provider object. | 47 // thread_provider: a thread provider object. |
50 // dispatcher: an object that can service IPC calls. | 48 // dispatcher: an object that can service IPC calls. |
51 SharedMemIPCServer(HANDLE target_process, DWORD target_process_id, | 49 SharedMemIPCServer(HANDLE target_process, DWORD target_process_id, |
52 ThreadProvider* thread_provider, Dispatcher* dispatcher); | 50 ThreadProvider* thread_provider, Dispatcher* dispatcher); |
53 | 51 |
54 ~SharedMemIPCServer(); | 52 ~SharedMemIPCServer(); |
55 | 53 |
56 // Initializes the server structures, shared memory structures and | 54 // Initializes the server structures, shared memory structures and |
57 // creates the kernels events used to signal the IPC. | 55 // creates the kernels events used to signal the IPC. |
58 bool Init(void* shared_mem, uint32_t shared_size, uint32_t channel_size); | 56 bool Init(void* shared_mem, uint32 shared_size, uint32 channel_size); |
59 | 57 |
60 private: | 58 private: |
61 // Allow tests to be marked DISABLED_. Note that FLAKY_ and FAILS_ prefixes | 59 // Allow tests to be marked DISABLED_. Note that FLAKY_ and FAILS_ prefixes |
62 // do not work with sandbox tests. | 60 // do not work with sandbox tests. |
63 FRIEND_TEST_ALL_PREFIXES(IPCTest, SharedMemServerTests); | 61 FRIEND_TEST_ALL_PREFIXES(IPCTest, SharedMemServerTests); |
64 // When an event fires (IPC request). A thread from the ThreadProvider | 62 // When an event fires (IPC request). A thread from the ThreadProvider |
65 // will call this function. The context parameter should be the same as | 63 // will call this function. The context parameter should be the same as |
66 // provided when ThreadProvider::RegisterWait was called. | 64 // provided when ThreadProvider::RegisterWait was called. |
67 static void __stdcall ThreadPingEventReady(void* context, | 65 static void __stdcall ThreadPingEventReady(void* context, |
68 unsigned char); | 66 unsigned char); |
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80 // call or about threading issues. | 78 // call or about threading issues. |
81 struct ServerControl { | 79 struct ServerControl { |
82 ServerControl(); | 80 ServerControl(); |
83 ~ServerControl(); | 81 ~ServerControl(); |
84 | 82 |
85 // This channel server ping event. | 83 // This channel server ping event. |
86 base::win::ScopedHandle ping_event; | 84 base::win::ScopedHandle ping_event; |
87 // This channel server pong event. | 85 // This channel server pong event. |
88 base::win::ScopedHandle pong_event; | 86 base::win::ScopedHandle pong_event; |
89 // The size of this channel. | 87 // The size of this channel. |
90 uint32_t channel_size; | 88 uint32 channel_size; |
91 // The pointer to the actual channel data. | 89 // The pointer to the actual channel data. |
92 char* channel_buffer; | 90 char* channel_buffer; |
93 // The pointer to the base of the shared memory. | 91 // The pointer to the base of the shared memory. |
94 char* shared_base; | 92 char* shared_base; |
95 // A pointer to this channel's client-side control structure this structure | 93 // A pointer to this channel's client-side control structure this structure |
96 // lives in the shared memory. | 94 // lives in the shared memory. |
97 ChannelControl* channel; | 95 ChannelControl* channel; |
98 // the IPC dispatcher associated with this channel. | 96 // the IPC dispatcher associated with this channel. |
99 Dispatcher* dispatcher; | 97 Dispatcher* dispatcher; |
100 // The target process information associated with this channel. | 98 // The target process information associated with this channel. |
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125 | 123 |
126 // The dispatcher handles 'ready' IPC calls. | 124 // The dispatcher handles 'ready' IPC calls. |
127 Dispatcher* call_dispatcher_; | 125 Dispatcher* call_dispatcher_; |
128 | 126 |
129 DISALLOW_COPY_AND_ASSIGN(SharedMemIPCServer); | 127 DISALLOW_COPY_AND_ASSIGN(SharedMemIPCServer); |
130 }; | 128 }; |
131 | 129 |
132 } // namespace sandbox | 130 } // namespace sandbox |
133 | 131 |
134 #endif // SANDBOX_SRC_SHAREDMEM_IPC_SERVER_H_ | 132 #endif // SANDBOX_SRC_SHAREDMEM_IPC_SERVER_H_ |
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