process.py 文件源码

def virtual_protect(self, addr, size, protect, old_protect):
        """Change the access right of one or more page of the process"""
        if windows.current_process.bitness == 32 and self.bitness == 64:
            #addr = (addr >> 12) << 12
            #addr = ULONG64(addr)
            if size & 0x0fff:
                size = ((size >> 12) + 1) << 12
            #ssize = ULONG(size)
            old_protect = ctypes.addressof(old_protect)
            xaddr = ULONG64(addr)
            addr = ctypes.addressof(xaddr)
            xsize = ULONG(size)
            size = ctypes.addressof(xsize)
            return windows.syswow64.NtProtectVirtualMemory_32_to_64(self.handle, addr, size, protect, old_protect)
        else:
            winproxy.VirtualProtectEx(self.handle, addr, size, protect, old_protect)