server: Add a call for retrieving the image file name of a process.

[Robert Shearman]

Alexandre Julliard wrote:
> Robert Shearman <rob at codeweavers.com> writes:
>
>   
>> ---
>>  dlls/ntdll/process.c    |   20 +++++++++++++++++++-
>>  dlls/ntdll/tests/info.c |   36 ++++++++++++++++++++++++++++++++++++
>>  server/process.c        |   31 +++++++++++++++++++++++++++++++
>>  server/protocol.def     |    9 +++++++++
>>  4 files changed, 95 insertions(+), 1 deletions(-)
>>     
>
> You should use the existing get_dll_info request for that.

get_dll_info doesn't appear to be suitable for this purpose. We don't 
know what the base address of the EXE is and the call doesn't return the 
required size for the filename.

-- 
Rob Shearman