Mercurial > pub > dyncall > dyncall
annotate dyncallback/dyncall_callback_arm32.c @ 465:e2899b4ff713
- // -> /* */, mainly for consistency (but also for a few obscure compilers)
| author | Tassilo Philipp |
|---|---|
| date | Wed, 02 Feb 2022 12:55:23 +0100 |
| parents | f5577f6bf97a |
| children | 71c884e610f0 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 | |
| 3 Package: dyncall | |
| 4 Library: dyncallback | |
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5 File: dyncallback/dyncall_callback_arm32.c |
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6 Description: Callback - Implementation for ARM32 (ARM and THUMB mode) |
| 0 | 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 |
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31 /* Callback symbol. */ |
| 0 | 32 extern void dcCallbackThunkEntry(); |
| 33 | |
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34 struct DCCallback |
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35 { |
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36 DCThunk thunk; /* offset 0 */ |
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37 DCCallbackHandler* handler; /* offset 12 */ |
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38 void* userdata; /* offset 16 */ |
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39 }; |
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40 |
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41 |
| 0 | 42 void dcbInitCallback(DCCallback* pcb, const char* signature, DCCallbackHandler* handler, void* userdata) |
| 43 { | |
| 44 pcb->handler = handler; | |
| 45 pcb->userdata = userdata; | |
| 46 } | |
| 47 | |
| 48 | |
| 49 DCCallback* dcbNewCallback(const char* signature, DCCallbackHandler* handler, void* userdata) | |
| 50 { | |
| 51 int err; | |
| 52 DCCallback* pcb; | |
| 53 err = dcAllocWX(sizeof(DCCallback), (void**)&pcb); | |
| 202 | 54 if(err) |
| 55 return NULL; | |
| 56 | |
| 0 | 57 dcbInitThunk(&pcb->thunk, dcCallbackThunkEntry); |
| 58 dcbInitCallback(pcb, signature, handler, userdata); | |
| 202 | 59 |
| 60 err = dcInitExecWX(pcb, sizeof(DCCallback)); | |
| 61 if(err) { | |
| 62 dcFreeWX(pcb, sizeof(DCCallback)); | |
| 63 return NULL; | |
| 64 } | |
| 65 | |
| 0 | 66 return pcb; |
| 67 } | |
| 68 | |
| 69 | |
| 70 void dcbFreeCallback(DCCallback* pcb) | |
| 71 { | |
| 72 dcFreeWX(pcb, sizeof(DCCallback)); | |
| 73 } | |
| 74 | |
| 75 void* dcbGetUserData(DCCallback* pcb) | |
| 76 { | |
| 77 return pcb->userdata; | |
| 78 } | |
| 142 | 79 |