Mercurial > hg > truffle
annotate agent/src/os/win32/Message.hpp @ 2638:3e47aeb60ab3
Deopt instead of throwing exception for checkcast.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 11 May 2011 12:10:41 +0200 |
parents | c18cbe5936b8 |
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0 | 1 /* |
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2 * Copyright (c) 2000, 2001, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 #ifndef _MESSAGE_ | |
26 #define _MESSAGE_ | |
27 | |
28 // These are the commands sent from the server to the child processes | |
29 // over the child processes' stdin pipes. A subset of the commands | |
30 // understood by the overall system, these require responses from the | |
31 // child process. Having a data structure rather than sending text | |
32 // simplifies parsing on the child side. The child replies by sending | |
33 // back fully-formatted replies which are copied by the server process | |
34 // to the clients' sockets. | |
35 | |
36 struct PeekArg { | |
37 DWORD address; | |
38 DWORD numBytes; | |
39 }; | |
40 | |
41 // NOTE: when sending a PokeArg to the child process, we handle the | |
42 // buffer specially | |
43 struct PokeArg { | |
44 DWORD address; | |
45 DWORD numBytes; | |
46 void* data; | |
47 }; | |
48 | |
49 // Used for continueevent | |
50 struct BoolArg { | |
51 bool val; | |
52 }; | |
53 | |
54 // Used for duphandle, closehandle, and getcontext | |
55 struct HandleArg { | |
56 HANDLE handle; | |
57 }; | |
58 | |
59 // Used for setcontext | |
60 const int NUM_REGS_IN_CONTEXT = 22; | |
61 struct SetContextArg { | |
62 HANDLE handle; | |
63 DWORD Eax; | |
64 DWORD Ebx; | |
65 DWORD Ecx; | |
66 DWORD Edx; | |
67 DWORD Esi; | |
68 DWORD Edi; | |
69 DWORD Ebp; | |
70 DWORD Esp; | |
71 DWORD Eip; | |
72 DWORD Ds; | |
73 DWORD Es; | |
74 DWORD Fs; | |
75 DWORD Gs; | |
76 DWORD Cs; | |
77 DWORD Ss; | |
78 DWORD EFlags; | |
79 DWORD Dr0; | |
80 DWORD Dr1; | |
81 DWORD Dr2; | |
82 DWORD Dr3; | |
83 DWORD Dr6; | |
84 DWORD Dr7; | |
85 }; | |
86 | |
87 // Used for selectorentry | |
88 struct SelectorEntryArg { | |
89 HANDLE handle; | |
90 DWORD selector; | |
91 }; | |
92 | |
93 struct Message { | |
94 typedef enum { | |
95 ATTACH, | |
96 DETACH, | |
97 LIBINFO, | |
98 PEEK, | |
99 POKE, | |
100 THREADLIST, | |
101 DUPHANDLE, | |
102 CLOSEHANDLE, | |
103 GETCONTEXT, | |
104 SETCONTEXT, | |
105 SELECTORENTRY, | |
106 SUSPEND, | |
107 RESUME, | |
108 POLLEVENT, | |
109 CONTINUEEVENT | |
110 } Type; | |
111 | |
112 Type type; | |
113 union { | |
114 PeekArg peekArg; | |
115 PokeArg pokeArg; | |
116 BoolArg boolArg; | |
117 HandleArg handleArg; | |
118 SetContextArg setContextArg; | |
119 SelectorEntryArg selectorArg; | |
120 }; | |
121 }; | |
122 | |
123 #endif // #defined _MESSAGE_ |