PMDL pmdl = IoAllocateMdl(lpParameter, dwCodesize, FALSE, FALSE, NULL);
if (pmdl)
{
kprintf("IoAllocateMdl STATUS_SUCCESS\n");
__try
{
MmProbeAndLockPages(pmdl, UserMode, IoReadAccess);
PVOID psafebuf = MmGetSystemAddressForMdlSafe(pmdl, NormalPagePriority);
if (psafebuf)
{
kprintf("[+]MmGetSystemAddressForMdlSafe STATUS_SUCCESS\n");
.....
}
else
{
kprintf("[+]MmGetSystemAddressForMdlSafe STATUS_UNSUCCESS:\n");
}
MmUnlockPages(pmdl);
IoFreeMdl(pmdl);
}
__except (EXCEPTION_EXECUTE_HANDLER)
{
kprintf("[+]MmProbeAndLockPages:%X\n",GetExceptionCode());
I IoFreeMdl(pmdl);
}
}
