NtProtectVirtualMemory

[Segin]

Robert Shearman wrote:

> Segin wrote:
>
>> Could someone clue me in to just what this means and why it is:
>> err:virtual:NtProtectVirtualMemory Unsupported on other process
>>
>> A quick Google comes up that function is undocumented, so I don't 
>> have much info on it.
>>
>> From the wine source:
>>
>>    if (!is_current_process( process ))
>>    {
>>        ERR("Unsupported on other process\n");
>>        return STATUS_ACCESS_DENIED;
>>    }
>>
>> And that's self explanitory, but why is it "Unsupported on other 
>> process"?
>
>
>
> The POSIX & Linux equivalent doesn't take a process ID as an argument, 
> hence it only operates on the current process.
>
Hmm... Intresting. I am going to assume, from what I have seen, that 
emulated Win32 processes have a represenative POSIX process. Is it 
possible to implement a lookup table of sorts to make it work cross-process?