NtMapViewOfSectionEx - NtDoc

#ifndef _NTMMAPI_H
// Sections
#if (PHNT_MODE != PHNT_MODE_KERNEL)
#if (PHNT_VERSION >= PHNT_REDSTONE5)

NTSYSCALLAPI
NTSTATUS
NTAPI
NtMapViewOfSectionEx(
    _In_ HANDLE SectionHandle,
    _In_ HANDLE ProcessHandle,
    _Inout_ _At_(*BaseAddress, _Readable_bytes_(*ViewSize) _Writable_bytes_(*ViewSize) _Post_readable_byte_size_(*ViewSize)) PVOID *BaseAddress,
    _Inout_opt_ PLARGE_INTEGER SectionOffset,
    _Inout_ PSIZE_T ViewSize,
    _In_ ULONG AllocationType,
    _In_ ULONG PageProtection,
    _Inout_updates_opt_(ExtendedParameterCount) PMEM_EXTENDED_PARAMETER ExtendedParameters,
    _In_ ULONG ExtendedParameterCount
    );

#endif
#endif
#endif
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#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwMapViewOfSectionEx(
    _In_ HANDLE SectionHandle,
    _In_ HANDLE ProcessHandle,
    _Inout_ _At_(*BaseAddress, _Readable_bytes_(*ViewSize) _Writable_bytes_(*ViewSize) _Post_readable_byte_size_(*ViewSize)) PVOID *BaseAddress,
    _Inout_opt_ PLARGE_INTEGER SectionOffset,
    _Inout_ PSIZE_T ViewSize,
    _In_ ULONG AllocationType,
    _In_ ULONG PageProtection,
    _Inout_updates_opt_(ExtendedParameterCount) PMEM_EXTENDED_PARAMETER ExtendedParameters,
    _In_ ULONG ExtendedParameterCount
    );

#endif
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