mirror of
https://github.com/Maschell/controller_patcher.git
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120 lines
4.1 KiB
C++
120 lines
4.1 KiB
C++
/****************************************************************************
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* Copyright (C) 2015 Dimok
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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#ifndef ControllerPatcherThread_H_
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#define ControllerPatcherThread_H_
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#include <malloc.h>
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#include <unistd.h>
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#include "wiiu/os/thread.h"
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class ControllerPatcherThread
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{
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public:
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typedef void (* Callback)(ControllerPatcherThread *thread, void *arg);
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//! constructor
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ControllerPatcherThread(int iAttr, int iPriority = 16, int iStackSize = 0x8000, ControllerPatcherThread::Callback callback = NULL, void *callbackArg = NULL)
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: pThread(NULL)
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, pThreadStack(NULL)
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, pCallback(callback)
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, pCallbackArg(callbackArg)
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{
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//! save attribute assignment
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iAttributes = iAttr;
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//! allocate the thread
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pThread = (OSThread*)memalign(8, sizeof(OSThread));
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//! allocate the stack
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pThreadStack = (u8 *) memalign(0x20, iStackSize);
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//! create the thread
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if(pThread && pThreadStack)
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OSCreateThread(pThread, &ControllerPatcherThread::threadCallback, 1, (char*)this, pThreadStack+iStackSize, iStackSize, iPriority, iAttributes);
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}
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//! destructor
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virtual ~ControllerPatcherThread() { shutdownThread(); }
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static ControllerPatcherThread *create(ControllerPatcherThread::Callback callback, void *callbackArg, int iAttr = eAttributeNone, int iPriority = 16, int iStackSize = 0x8000)
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{
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return ( new ControllerPatcherThread(iAttr, iPriority, iStackSize, callback, callbackArg) );
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}
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//! Get thread ID
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virtual void* getThread() const { return pThread; }
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//! Thread entry function
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virtual void executeThread(void)
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{
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if(pCallback)
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pCallback(this, pCallbackArg);
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}
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//! Suspend thread
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virtual void suspendThread(void) { if(isThreadSuspended()) return; if(pThread) OSSuspendThread(pThread); }
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//! Resume thread
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virtual void resumeThread(void) { if(!isThreadSuspended()) return; if(pThread) OSResumeThread(pThread); }
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//! Set thread priority
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virtual void setThreadPriority(int prio) { if(pThread) OSSetThreadPriority(pThread, prio); }
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//! Check if thread is suspended
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virtual bool isThreadSuspended(void) const { if(pThread) return OSIsThreadSuspended(pThread); return false; }
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//! Check if thread is terminated
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virtual bool isThreadTerminated(void) const { if(pThread) return OSIsThreadTerminated(pThread); return false; }
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//! Check if thread is running
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virtual bool isThreadRunning(void) const { return !isThreadSuspended() && !isThreadRunning(); }
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//! Shutdown thread
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virtual void shutdownThread(void)
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{
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//! wait for thread to finish
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if(pThread && !(iAttributes & eAttributeDetach))
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{
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if(isThreadSuspended())
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resumeThread();
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OSJoinThread(pThread, NULL);
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}
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//! free the thread stack buffer
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if(pThreadStack)
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free(pThreadStack);
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if(pThread)
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free(pThread);
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pThread = NULL;
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pThreadStack = NULL;
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}
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//! Thread attributes
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enum eControllerPatcherThreadAttributes
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{
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eAttributeNone = 0x07,
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eAttributeAffCore0 = 0x01,
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eAttributeAffCore1 = 0x02,
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eAttributeAffCore2 = 0x04,
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eAttributeDetach = 0x08,
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eAttributePinnedAff = 0x10
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};
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private:
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static int threadCallback(int argc, const char **argv)
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{
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//! After call to start() continue with the internal function
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((ControllerPatcherThread *) argv)->executeThread();
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return 0;
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}
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int iAttributes;
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OSThread *pThread;
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u8 *pThreadStack;
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Callback pCallback;
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void *pCallbackArg;
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};
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#endif
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