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EnumProcesses.md

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Function name : EnumProcesses

Group: Performance Monitoring - Library: psapi

The EnumProcesses function retrieves the process identifier for each process object in the system.

Code examples:

Enumerating Processes -- WinNT

Declaration:

BOOL EnumProcesses(
  DWORD *lpidProcess,  // array of process identifiers
  DWORD cb,            // size of array
  DWORD *cbNeeded      // number of bytes returned
);

FoxPro declaration:

DECLARE INTEGER EnumProcesses IN psapi;
	STRING  @ lpidProcess,;
	INTEGER   cb,;
	INTEGER @ cbNeeded

Parameters:

lpidProcess [out] Pointer to an array that receives the list of process identifiers.

cb [in] Specifies the size, in bytes, of the lpidProcess array.

cbNeeded [out] Receives the number of bytes returned in the lpidProcess array.

Return value:

If the function succeeds, the return value is nonzero. If the function fails, the return value is zero.

Comments:

Windows NT/2000/XP: Included in Windows NT 4.0 and later.
Windows 95/98/Me: Unsupported.