void * MemAlloc(size_t size, MEM_PROTECTION protect)
{
#if defined(TARGET_MAC) || defined(TARGET_BSD)
void * addr = mmap(0, size, SysProtection(protect), MAP_ANON | MAP_PRIVATE, -1, 0);
#else
void * addr = mmap(0, size, SysProtection(protect), MAP_ANONYMOUS | MAP_PRIVATE, 0, 0);
#endif
if (addr != MAP_FAILED)
{
return addr;
}
return 0;
}
BOOL MemProtect(void * addr, size_t size, MEM_PROTECTION protect)
{
DWORD oldProtect;
return VirtualProtect(addr, size, SysProtection(protect), &oldProtect);
}
void * MemAlloc(size_t size, MEM_PROTECTION protect)
{
return VirtualAlloc(0, size, MEM_COMMIT, SysProtection(protect));
}
BOOL MemProtect(void * addr, size_t size, MEM_PROTECTION protect)
{
return (-1 != mprotect(addr, size, SysProtection(protect)));
}
