Mercurial > pub > dyncall > dyncall
annotate dyncallback/dyncall_callback_ppc32.c @ 194:41d6945f5858
- sparc doc improvements (esp. for sparc64)
author | Tassilo Philipp |
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date | Sat, 18 Mar 2017 19:08:45 +0100 |
parents | d48a8b8d2ef9 |
children | 030fbb70aa1b |
rev | line source |
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0 | 1 /* |
2 | |
3 Package: dyncall | |
4 Library: dyncallback | |
5 File: dyncallback/dyncall_callback_ppc32.c | |
6 Description: Callback - Implementation Header for ppc32 | |
7 License: | |
8 | |
152
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9 Copyright (c) 2007-2016 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 | |
27 #include "dyncall_callback.h" | |
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28 #include "dyncall_alloc_wx.h" |
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29 #include "dyncall_thunk.h" |
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30 |
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31 /* Callback symbol. */ |
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32 extern void dcCallbackThunkEntry(); |
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33 |
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34 struct DCCallback |
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35 { |
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36 DCThunk thunk; /* offset 0 size 24 */ |
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37 DCCallbackHandler* handler; /* offset 24 size 4 */ |
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38 size_t stack_cleanup; /* offset 28 size 4 */ |
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39 void* userdata; /* offset 32 size 4 */ |
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40 }; /* total size 36 */ |
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41 |
0 | 42 |
43 void dcbInitCallback(DCCallback* pcb, const char* signature, DCCallbackHandler* handler, void* userdata) | |
44 { | |
45 const char* ptr; | |
46 char ch; | |
47 | |
48 pcb->handler = handler; | |
49 pcb->userdata = userdata; | |
50 } | |
51 | |
52 DCCallback* dcbNewCallback(const char* signature, DCCallbackHandler* handler, void* userdata) | |
53 { | |
54 DCCallback* pcb; | |
55 int err = dcAllocWX(sizeof(DCCallback), (void**) &pcb); | |
56 if (err != 0) return 0; | |
57 | |
58 dcbInitThunk(&pcb->thunk, dcCallbackThunkEntry); | |
59 dcbInitCallback(pcb, signature, handler, userdata); | |
60 | |
61 return pcb; | |
62 } | |
63 | |
64 void dcbFreeCallback(DCCallback* pcb) | |
65 { | |
66 dcFreeWX(pcb, sizeof(DCCallback)); | |
67 } | |
68 | |
69 void* dcbGetUserData(DCCallback* pcb) | |
70 { | |
71 return pcb->userdata; | |
72 } |