RtlInitializeCriticalSection - NtDoc

#ifndef _NTRTL_H

// typedef struct _RTL_CRITICAL_SECTION_DEBUG
// {
//     USHORT Type;
//     USHORT CreatorBackTraceIndex;
//     struct _RTL_CRITICAL_SECTION *CriticalSection;
//     LIST_ENTRY ProcessLocksList;
//     ULONG EntryCount;
//     ULONG ContentionCount;
//     ULONG Flags;
//     USHORT CreatorBackTraceIndexHigh;
//     USHORT Identifier;
// } RTL_CRITICAL_SECTION_DEBUG, *PRTL_CRITICAL_SECTION_DEBUG, RTL_RESOURCE_DEBUG, *PRTL_RESOURCE_DEBUG;
//
// #pragma pack(push, 8)
// typedef struct _RTL_CRITICAL_SECTION
// {
//     PRTL_CRITICAL_SECTION_DEBUG DebugInfo;
//     LONG LockCount;
//     LONG RecursionCount;
//     HANDLE OwningThread;
//     HANDLE LockSemaphore;
//     SIZE_T SpinCount;
// } RTL_CRITICAL_SECTION, *PRTL_CRITICAL_SECTION;
// #pragma pack(pop)

NTSYSAPI
NTSTATUS
NTAPI
RtlInitializeCriticalSection(
    _Out_ PRTL_CRITICAL_SECTION CriticalSection
    );

#endif
View code on GitHub