Mercurial > pub > dyncall > dyncall
view dyncallback/dyncall_callback_x64.c @ 205:5edaf22a261e
- doc update
author | Tassilo Philipp |
---|---|
date | Wed, 22 Mar 2017 12:06:32 +0100 |
parents | 030fbb70aa1b |
children | f5577f6bf97a |
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/* Package: dyncall Library: dyncallback File: dyncallback/dyncall_callback_x64.c Description: Callback - Implementation for x64 License: Copyright (c) 2007-2016 Daniel Adler <dadler@uni-goettingen.de>, Tassilo Philipp <tphilipp@potion-studios.com> Permission to use, copy, modify, and distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies. THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include "dyncall_callback.h" #include "dyncall_alloc_wx.h" #include "dyncall_thunk.h" /* Callback symbol. */ extern void dcCallback_x64_sysv(); extern void dcCallback_x64_win64(); struct DCCallback { DCThunk thunk; // offset 0, size 24 DCCallbackHandler* handler; // offset 24 void* userdata; // offset 32 }; void dcbInitCallback(DCCallback* pcb, const char* signature, DCCallbackHandler* handler, void* userdata) { pcb->handler = handler; pcb->userdata = userdata; } DCCallback* dcbNewCallback(const char* signature, DCCallbackHandler* handler, void* userdata) { int err; DCCallback* pcb; err = dcAllocWX(sizeof(DCCallback), (void**) &pcb); if(err) return NULL; #if defined (DC__OS_Win64) dcbInitThunk(&pcb->thunk, dcCallback_x64_win64); #else dcbInitThunk(&pcb->thunk, dcCallback_x64_sysv); #endif dcbInitCallback(pcb, signature, handler, userdata); err = dcInitExecWX(pcb, sizeof(DCCallback)); if(err) { dcFreeWX(pcb, sizeof(DCCallback)); return NULL; } return pcb; } void dcbFreeCallback(DCCallback* pcb) { dcFreeWX(pcb, sizeof(DCCallback)); } void* dcbGetUserData(DCCallback* pcb) { return pcb->userdata; }