winamp/Src/Wasabi/api/syscb/callbacks/sysmemcb.h
2024-09-24 14:54:57 +02:00

54 lines
1.2 KiB
C++

#ifndef _SYSMEMCB_H
#define _SYSMEMCB_H
namespace SysMemCallback {
enum {
ONMALLOC=10,
ONFREE=20,
ONREALLOC=30,
ONCHANGE=40,
};
};
#include <api/syscb/callbacks/syscbi.h>
#define SYSMEMCALLBACK_PARENT SysCallbackI
class SysMemCallbackI : public SYSMEMCALLBACK_PARENT {
protected:
SysMemCallbackI() { }
public:
virtual void sysmem_onMalloc(void *memory, int size)=0;
virtual void sysmem_onFree(void *memory)=0;
virtual void sysmem_onRealloc(void *prev_memory, void *new_memory, int new_size)=0;
virtual void sysmem_onChange(void *memory)=0;
private:
virtual FOURCC syscb_getEventType() { return SysCallback::SYSMEM; }
virtual int syscb_notify(int msg, intptr_t param1=0, intptr_t param2=0) {
switch (msg) {
case SysMemCallback::ONMALLOC:
sysmem_onMalloc((void *)param1, param2);
break;
case SysMemCallback::ONFREE:
sysmem_onFree((void *)param1);
break;
case SysMemCallback::ONREALLOC: {
void **ptrs = (void **)param1;
sysmem_onRealloc(ptrs[0], ptrs[1], param2);
}
break;
case SysMemCallback::ONCHANGE:
sysmem_onChange((void *)param1);
break;
default: return 0;
}
return 1;
}
};
#endif