TS_PROCESS_INFORMATION_NT4 - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
#ifndef _WINSTA_H

typedef struct _TS_PROCESS_INFORMATION_NT4
{
    ULONG MagicNumber;
    ULONG LogonId;
    PVOID ProcessSid;
    ULONG Pad;
} TS_PROCESS_INFORMATION_NT4, *PTS_PROCESS_INFORMATION_NT4;

#endif

View code on GitHub

This type is documented in the [MS-TSTS] specification.

Edit description on GitHub