Mercurial > pub > dyncall > dyncall
annotate dyncallback/dyncall_callback_x64.c @ 330:4e6f63b7020e
- stack layout typo for sparc doc
author | Tassilo Philipp |
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date | Fri, 22 Nov 2019 23:28:17 +0100 |
parents | f5577f6bf97a |
children | 71c884e610f0 |
rev | line source |
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0 | 1 /* |
2 | |
3 Package: dyncall | |
4 Library: dyncallback | |
5 File: dyncallback/dyncall_callback_x64.c | |
6 Description: Callback - Implementation for x64 | |
7 License: | |
8 | |
281 | 9 Copyright (c) 2007-2018 Daniel Adler <dadler@uni-goettingen.de>, |
0 | 10 Tassilo Philipp <tphilipp@potion-studios.com> |
11 | |
12 Permission to use, copy, modify, and distribute this software for any | |
13 purpose with or without fee is hereby granted, provided that the above | |
14 copyright notice and this permission notice appear in all copies. | |
15 | |
16 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
17 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
18 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
19 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
20 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
21 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
22 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
23 | |
24 */ | |
25 | |
26 | |
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27 #include "dyncall_callback.h" |
0 | 28 #include "dyncall_alloc_wx.h" |
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29 #include "dyncall_thunk.h" |
0 | 30 |
31 /* Callback symbol. */ | |
32 extern void dcCallback_x64_sysv(); | |
33 extern void dcCallback_x64_win64(); | |
34 | |
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35 struct DCCallback |
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36 { |
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37 DCThunk thunk; // offset 0, size 24 |
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38 DCCallbackHandler* handler; // offset 24 |
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39 void* userdata; // offset 32 |
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40 }; |
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41 |
0 | 42 |
43 void dcbInitCallback(DCCallback* pcb, const char* signature, DCCallbackHandler* handler, void* userdata) | |
44 { | |
45 pcb->handler = handler; | |
46 pcb->userdata = userdata; | |
47 } | |
48 | |
49 | |
50 DCCallback* dcbNewCallback(const char* signature, DCCallbackHandler* handler, void* userdata) | |
51 { | |
52 int err; | |
53 DCCallback* pcb; | |
54 err = dcAllocWX(sizeof(DCCallback), (void**) &pcb); | |
202 | 55 if(err) |
56 return NULL; | |
0 | 57 |
58 #if defined (DC__OS_Win64) | |
59 dcbInitThunk(&pcb->thunk, dcCallback_x64_win64); | |
60 #else | |
61 dcbInitThunk(&pcb->thunk, dcCallback_x64_sysv); | |
62 #endif | |
63 dcbInitCallback(pcb, signature, handler, userdata); | |
202 | 64 |
65 err = dcInitExecWX(pcb, sizeof(DCCallback)); | |
66 if(err) { | |
67 dcFreeWX(pcb, sizeof(DCCallback)); | |
68 return NULL; | |
69 } | |
70 | |
0 | 71 return pcb; |
72 } | |
73 | |
74 | |
75 void dcbFreeCallback(DCCallback* pcb) | |
76 { | |
77 dcFreeWX(pcb, sizeof(DCCallback)); | |
78 } | |
79 | |
80 void* dcbGetUserData(DCCallback* pcb) | |
81 { | |
82 return pcb->userdata; | |
83 } |