RE: Check_isVirtualWorld. Newbie's questions

2009-01-19 Thread Adar Dembo
> The first question is: > what aspect of Virtualization does it test? Something about signals? VmCheck_GetVersion makes the BDOOR_CMD_GETVERSION backdoor call, which, if called within a VMware guest, will cause the vmm to place a "magic" number in register EAX and return control to the guest.

Check_isVirtualWorld. Newbie's questions

2009-01-19 Thread s g
Hi guys, In procedure Bool VmCheck_IsVirtualWorld(void) We have this logic for check virtuality in POSIX OSes (extract comes below). The first question is: what aspect of Virtualization does it test? Something about signals? The second question is: why can't we limit ourselves to only checki