WTSEnumerateProcessesA function

• 12/5/2018
• 2 minutes to read

Retrieves information about the active processes on a specified Remote Desktop Session Host (RD Session Host) server.

Syntax

BOOL WTSEnumerateProcessesA(
  IN HANDLE              hServer,
  IN DWORD               Reserved,
  IN DWORD               Version,
  OUT PWTS_PROCESS_INFOA *ppProcessInfo,
  OUT DWORD              *pCount
);

Parameters

hServer

Handle to an RD Session Host server. Specify a handle opened by the WTSOpenServer function, or specify WTS_CURRENT_SERVER_HANDLE to indicate the RD Session Host server on which your application is running.

Reserved

Reserved; must be zero.

Version

Specifies the version of the enumeration request. Must be 1.

ppProcessInfo

Pointer to a variable that receives a pointer to an array of WTS_PROCESS_INFO structures. Each structure in the array contains information about an active process on the specified RD Session Host server. To free the returned buffer, call the WTSFreeMemory function.

pCount

Pointer to a variable that receives the number of WTS_PROCESS_INFO structures returned in the ppProcessInfo buffer.

Return Value

If the function succeeds, the return value is a nonzero value.

If the function fails, the return value is zero. To get extended error information, call GetLastError.

Remarks

The caller must be a member of the Administrators group to enumerate processes that are running under a different user's context.

Requirements

See Also

WTS_PROCESS_INFO