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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 | |
3 // found in the LICENSE file. | |
4 | |
5 // Defines messages between the browser and NaCl process. | |
6 | |
7 // Multiply-included message file, no traditional include guard. | |
8 #include "base/process.h" | |
9 #include "chrome/common/nacl_types.h" | |
10 #include "ipc/ipc_channel_handle.h" | |
11 #include "ipc/ipc_message_macros.h" | |
12 #include "ipc/ipc_platform_file.h" | |
13 | |
14 #define IPC_MESSAGE_START NaClMsgStart | |
15 | |
16 IPC_STRUCT_TRAITS_BEGIN(nacl::NaClStartParams) | |
17 IPC_STRUCT_TRAITS_MEMBER(handles) | |
18 IPC_STRUCT_TRAITS_MEMBER(debug_stub_server_bound_socket) | |
19 IPC_STRUCT_TRAITS_MEMBER(validation_cache_enabled) | |
20 IPC_STRUCT_TRAITS_MEMBER(validation_cache_key) | |
21 IPC_STRUCT_TRAITS_MEMBER(version) | |
22 IPC_STRUCT_TRAITS_MEMBER(enable_exception_handling) | |
23 IPC_STRUCT_TRAITS_MEMBER(enable_debug_stub) | |
24 IPC_STRUCT_TRAITS_MEMBER(enable_ipc_proxy) | |
25 IPC_STRUCT_TRAITS_MEMBER(uses_irt) | |
26 IPC_STRUCT_TRAITS_MEMBER(enable_dyncode_syscalls) | |
27 IPC_STRUCT_TRAITS_END() | |
28 | |
29 //----------------------------------------------------------------------------- | |
30 // NaClProcess messages | |
31 // These are messages sent between the browser and the NaCl process. | |
32 // Tells the NaCl process to start. | |
33 IPC_MESSAGE_CONTROL1(NaClProcessMsg_Start, | |
34 nacl::NaClStartParams /* params */) | |
35 | |
36 #if defined(OS_WIN) | |
37 // Tells the NaCl broker to launch a NaCl loader process. | |
38 IPC_MESSAGE_CONTROL1(NaClProcessMsg_LaunchLoaderThroughBroker, | |
39 std::string /* channel ID for the loader */) | |
40 | |
41 // Notify the browser process that the loader was launched successfully. | |
42 IPC_MESSAGE_CONTROL2(NaClProcessMsg_LoaderLaunched, | |
43 std::string, /* channel ID for the loader */ | |
44 base::ProcessHandle /* loader process handle */) | |
45 | |
46 // Tells the NaCl broker to attach a debug exception handler to the | |
47 // given NaCl loader process. | |
48 IPC_MESSAGE_CONTROL3(NaClProcessMsg_LaunchDebugExceptionHandler, | |
49 int32 /* pid of the NaCl process */, | |
50 base::ProcessHandle /* handle of the NaCl process */, | |
51 std::string /* NaCl internal process layout info */) | |
52 | |
53 // Notify the browser process that the broker process finished | |
54 // attaching a debug exception handler to the given NaCl loader | |
55 // process. | |
56 IPC_MESSAGE_CONTROL2(NaClProcessMsg_DebugExceptionHandlerLaunched, | |
57 int32 /* pid */, | |
58 bool /* success */) | |
59 | |
60 // Notify the broker that all loader processes have been terminated and it | |
61 // should shutdown. | |
62 IPC_MESSAGE_CONTROL0(NaClProcessMsg_StopBroker) | |
63 | |
64 // Used by the NaCl process to request that a Windows debug exception | |
65 // handler be attached to it. | |
66 IPC_SYNC_MESSAGE_CONTROL1_1(NaClProcessMsg_AttachDebugExceptionHandler, | |
67 std::string, /* Internal process info */ | |
68 bool /* Result */) | |
69 #endif | |
70 | |
71 // Used by the NaCl process to query a database in the browser. The database | |
72 // contains the signatures of previously validated code chunks. | |
73 IPC_SYNC_MESSAGE_CONTROL1_1(NaClProcessMsg_QueryKnownToValidate, | |
74 std::string, /* A validation signature */ | |
75 bool /* Can validation be skipped? */) | |
76 | |
77 // Used by the NaCl process to add a validation signature to the validation | |
78 // database in the browser. | |
79 IPC_MESSAGE_CONTROL1(NaClProcessMsg_SetKnownToValidate, | |
80 std::string /* A validation signature */) | |
81 | |
82 // Used by the NaCl process to acquire trusted information about a file directly | |
83 // from the browser, including the file's path as well as a fresh version of the | |
84 // file handle. | |
85 IPC_SYNC_MESSAGE_CONTROL2_2(NaClProcessMsg_ResolveFileToken, | |
86 uint64, /* file_token_lo */ | |
87 uint64, /* file_token_hi */ | |
88 IPC::PlatformFileForTransit, /* fd */ | |
89 base::FilePath /* Path opened to get fd */) | |
90 | |
91 // Notify the browser process that the server side of the PPAPI channel was | |
92 // created successfully. | |
93 IPC_MESSAGE_CONTROL1(NaClProcessHostMsg_PpapiChannelCreated, | |
94 IPC::ChannelHandle /* channel_handle */) | |
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