C++ (Cpp) LwRtlMain Examples

Example #1

File: main.c Project: bhanug/likewise-open

static
DWORD
LwSmMain(
    VOID
    )
{
    DWORD dwError = 0;
    PLW_TASK pTask = NULL;

    dwError = LwNtStatusToWin32Error(LwRtlCreateTask(
                                         gpPool,
                                         &pTask,
                                         NULL,
                                         MainTask,
                                         NULL));
    BAIL_ON_ERROR(dwError);

    LwRtlWakeTask(pTask);

    dwError = LwNtStatusToWin32Error(LwRtlMain());
    BAIL_ON_ERROR(dwError);

cleanup:

     if (pTask)
     {
         LwRtlCancelTask(pTask);
         LwRtlWaitTask(pTask);
         LwRtlReleaseTask(&pTask);
     }

     return dwError;

error:

    goto cleanup;
}

Example #2

File: main.c Project: twistround/pbis

static
DWORD
LwSmCmdTapLog(
    int argc,
    char** pArgv
    )
{
    DWORD error = ERROR_SUCCESS;
    PLW_THREAD_POOL pPool = NULL;
    PLW_TASK pTask = NULL;
    BOOLEAN bResetLogger = FALSE;
    BOOLEAN bRmPipe = FALSE;
    LW_SM_LOGGER_TYPE oldLogger = 0;
    PSTR pOldTarget = NULL;
    LW_SM_LOG_LEVEL oldLevel = 0;
    LW_SM_LOG_LEVEL newLevel = 0;
    PSTR pFacility = NULL;
    LW_SERVICE_HANDLE hHandle = NULL;
    PWSTR pServiceName = NULL;
    PSTR pFifo = NULL;
    int FifoFd = -1;

    if (argc < 4)
    {
        error = LW_ERROR_INVALID_PARAMETER;
        BAIL_ON_ERROR(error);
    }

    if (strcmp(pArgv[1], "-"))
    {
        error = LwMbsToWc16s(pArgv[1], &pServiceName);
        BAIL_ON_ERROR(error);

        error = LwSmAcquireServiceHandle(pServiceName, &hHandle);
        BAIL_ON_ERROR(error);
    }

    if (strcmp(pArgv[2], "-"))
    {
        pFacility = pArgv[2];
    }

    error = LwSmLogLevelNameToLogLevel(pArgv[3], &newLevel);
    BAIL_ON_ERROR(error);

    error = LwSmGetServiceLogState(hHandle, pFacility, &oldLogger, &pOldTarget, &oldLevel);
    BAIL_ON_ERROR(error);

    error = LwAllocateStringPrintf(&pFifo, "/tmp/.lwsm-log-tap-%lu", (unsigned long) getpid());
    BAIL_ON_ERROR(error);

    LwRtlBlockSignals();
    if (mknod(pFifo, S_IRUSR | S_IWUSR | S_IFIFO, 0) < 0)
    {
        error = LwErrnoToWin32Error(errno);
        BAIL_ON_ERROR(error);
    }
    bRmPipe = TRUE;

    if ((FifoFd = open(pFifo, O_RDONLY | O_NONBLOCK)) < 0)
    {
        error = LwErrnoToWin32Error(errno);
        BAIL_ON_ERROR(error);
    }

    if (fcntl(FifoFd, F_SETFL, O_NONBLOCK) < 0)
    {
        error = LwErrnoToWin32Error(errno);
        BAIL_ON_ERROR(error);
    }

    error = LwSmSetServiceLogTarget(hHandle, pFacility, LW_SM_LOGGER_FILE, pFifo);
    BAIL_ON_ERROR(error);
    bResetLogger = TRUE;

    error = LwSmSetServiceLogLevel(hHandle, pFacility, newLevel);
    BAIL_ON_ERROR(error);

    error = LwNtStatusToWin32Error(LwRtlCreateThreadPool(&pPool, NULL));
    BAIL_ON_ERROR(error);

    error = LwNtStatusToWin32Error(LwRtlCreateTask(pPool, &pTask, NULL, LogTapper, &FifoFd));
    BAIL_ON_ERROR(error);

    LwRtlWakeTask(pTask);

    error = LwNtStatusToWin32Error(LwRtlMain());
    BAIL_ON_ERROR(error);

error:

    if (pTask)
    {
        LwRtlCancelTask(pTask);
        LwRtlWaitTask(pTask);
        LwRtlReleaseTask(&pTask);
    }

    LwRtlFreeThreadPool(&pPool);

    if (bResetLogger)
    {
        error = LwSmSetServiceLogLevel(hHandle, pFacility, oldLevel);
        BAIL_ON_ERROR(error);

        error = LwSmSetServiceLogTarget(hHandle, pFacility, oldLogger, pOldTarget);
        BAIL_ON_ERROR(error);
    }

    if (pOldTarget)
    {
        LwSmFreeLogTarget(pOldTarget);
    }

    if (FifoFd >= 0)
    {
        close(FifoFd);
    }

    if (bRmPipe)
    {
        unlink(pFifo);
    }

    LW_SAFE_FREE_MEMORY(pFifo);

    return error;
}