Undocumented functions of NTDLL

2OOO, 13 November



NtQueryInformationProcess
NtQueryInformationProcess

NTSYSAPI 
NTSTATUS
NTAPI

NtQueryInformationProcess(


  IN HANDLE               ProcessHandle,
  IN PROCESS_INFORMATION_CLASS ProcessInformationClass,
  OUT PVOID               ProcessInformation,
  IN ULONG                ProcessInformationLength,
  OUT PULONG              ReturnLength );




ProcessHandle
Handle to process opened with PROCESS_QUERY_INFORMATION access.


ProcessInformationClass
See PROCESS_INFORMATION_CLASS.


ProcessInformation
Buffer for results.


ProcessInformationLength
Length of buffer. See PROCESS_INFORMATION_CLASS for additional information.


ReturnLength
Number of bytes needed, if ProcessInformationLength was too small.


Documented by:
Reactos
Sven B. Schreiber
Tomasz Nowak



Requirements:
Library: ntdll.lib


See also:
NtCreateProcess
NtOpenProcess
NtSetInformationProcess
PROCESS_INFORMATION_CLASS