ATOM_BASIC_INFORMATION - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
#ifndef _NTEXAPI_H
#if (PHNT_MODE != PHNT_MODE_KERNEL)

typedef struct _ATOM_BASIC_INFORMATION
{
    USHORT UsageCount;
    USHORT Flags;
    USHORT NameLength;
    _Field_size_bytes_(NameLength) WCHAR Name[1];
} ATOM_BASIC_INFORMATION, *PATOM_BASIC_INFORMATION;

#endif
#endif

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NTinternals.net (undocumented.ntinternals.net)

ATOM_BASIC_INFORMATION structure is returned as a result of call NtQueryInformationAtom with AtomBasicInformation information class.

UsageCount

Internal Atom counter state. This value increments at every NtAddAtom call for current Atom, and it's decremented on every NtDeleteAtom function call.

Flags

(?), Only lowest bit is used.

NameLength

Size of Name array, in bytes.

Name[1]

Atom name.

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