critical.c

winNT技术操作系统,国外开放的原代码和LIUX一样

/*
 * PROJECT:         ReactOS Win32 Base API
 * LICENSE:         GPL - See COPYING in the top level directory
 * FILE:            dll/win32/kernel32/synch/critical.c
 * PURPOSE:         Wrappers for the RTL Critical Section Implementation
 * PROGRAMMERS:     Alex Ionescu ([e-mail])
 */

/* INCLUDES *****************************************************************/

#include <k32.h>

#define NDEBUG
#include "debug.h"

/* FUNCTIONS *****************************************************************/

/*
 * @implemented
 */
VOID
WINAPI
InitializeCriticalSection(OUT LPCRITICAL_SECTION lpCriticalSection)
{
    NTSTATUS Status;

    /* Initialize the critical section and raise an exception if we failed */
    Status = RtlInitializeCriticalSection(
        (PRTL_CRITICAL_SECTION)lpCriticalSection);
    if (!NT_SUCCESS(Status)) RtlRaiseStatus(Status);
}

/*
 * @implemented
 */
BOOL
WINAPI
InitializeCriticalSectionAndSpinCount(OUT LPCRITICAL_SECTION lpCriticalSection,
                                      IN DWORD dwSpinCount)
{
    NTSTATUS Status;

    /* Initialize the critical section */
    Status = RtlInitializeCriticalSectionAndSpinCount(
        (PRTL_CRITICAL_SECTION)lpCriticalSection,
        dwSpinCount);
    if (!NT_SUCCESS(Status))
    {
        /* Set failure code */
        SetLastErrorByStatus(Status);
        return FALSE;
    }

    /* Success */
    return TRUE;
}

/* EOF */