/* Editor Settings: expandtabs and use 4 spaces for indentation
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/*
 * Copyright Likewise Software    2004-2008
 * All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the license, or (at
 * your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser
 * General Public License for more details.  You should have received a copy
 * of the GNU Lesser General Public License along with this program.  If
 * not, see <http://www.gnu.org/licenses/>.
 *
 * LIKEWISE SOFTWARE MAKES THIS SOFTWARE AVAILABLE UNDER OTHER LICENSING
 * TERMS AS WELL.  IF YOU HAVE ENTERED INTO A SEPARATE LICENSE AGREEMENT
 * WITH LIKEWISE SOFTWARE, THEN YOU MAY ELECT TO USE THE SOFTWARE UNDER THE
 * TERMS OF THAT SOFTWARE LICENSE AGREEMENT INSTEAD OF THE TERMS OF THE GNU
 * LESSER GENERAL PUBLIC LICENSE, NOTWITHSTANDING THE ABOVE NOTICE.  IF YOU
 * HAVE QUESTIONS, OR WISH TO REQUEST A COPY OF THE ALTERNATE LICENSING
 * TERMS OFFERED BY LIKEWISE SOFTWARE, PLEASE CONTACT LIKEWISE SOFTWARE AT
 * license@likewisesoftware.com
 */

/*
 * Abstract: Netlogon interface utility macros (rpc client library)
 *
 * Authors: Rafal Szczesniak (rafal@likewisesoftware.com)
 */

#ifndef _NETR_UTIL_H_
#define _NETR_UTIL_H_


#define BAIL_ON_NO_MEMORY_RPCSTATUS(p, status)   \
    if ((p) == NULL) {                           \
        status = RPC_S_OUT_OF_MEMORY;            \
        goto error;                              \
    }

#define BAIL_ON_INVALID_PTR_RPCSTATUS(p, status) \
    if ((p) == NULL) {                           \
        status = RPC_S_INVALID_ARG;              \
        goto error;                              \
    }

#define BAIL_ON_RPCSTATUS_ERROR(s)           \
    if ((s) != RPC_S_OK) {                   \
        goto error;                          \
    }

#define BAIL_ON_NULL_PTR(p, status)          \
    if ((p) == NULL) {                       \
        status = STATUS_NO_MEMORY;           \
        goto error;                          \
    }

#define BAIL_ON_INVALID_PTR(p, status)       \
    if ((p) == NULL) {                       \
        status = STATUS_INVALID_PARAMETER;   \
        goto error;                          \
    }

#define BAIL_ON_NT_STATUS(s)                 \
    if ((s) != STATUS_SUCCESS) {             \
        goto error;                          \
    }

#define BAIL_ON_NULL_PTR_WINERR(p)           \
    if ((p) == NULL) {                       \
        err = ERROR_OUTOFMEMORY;             \
        goto error;                          \
    }

#define BAIL_ON_INVALID_PTR_WINERR(p, lbl)   \
    if ((p) == NULL) {                       \
        err = ERROR_INVALID_PARAMETER;       \
        goto lbl;                            \
    }

#define BAIL_ON_WINERR(e)                    \
    if ((e) != ERROR_SUCCESS) {              \
        goto error;                          \
    }



#define DCERPC_CALL(status, fn_call)                                 \
    do {                                                             \
        dcethread_exc *dceexc;                                       \
                                                                     \
        DCETHREAD_TRY                                                \
        {                                                            \
            dceexc = NULL;                                           \
            status = fn_call;                                        \
        }                                                            \
        DCETHREAD_CATCH_ALL(dceexc)                                  \
        {                                                            \
                status = LwRpcStatusToNtStatus(dceexc->match.value); \
        }                                                            \
        DCETHREAD_ENDTRY;                                            \
    } while (0);


#ifndef IN
#define IN
#endif

#ifndef OUT
#define OUT
#endif

#define LIBRPC_LOCK_MUTEX(bInLock, pMutex)           \
    if (!bInLock) {                                  \
        int thr_err = pthread_mutex_lock(pMutex);    \
        if (thr_err) {                               \
            abort();                                 \
        }                                            \
        bInLock = TRUE;                              \
    }

#define LIBRPC_UNLOCK_MUTEX(bInLock, pMutex)         \
    if (bInLock) {                                   \
        int thr_err = pthread_mutex_unlock(pMutex);  \
        if (thr_err) {                               \
            abort();                                 \
        }                                            \
        bInLock = FALSE;                             \
    }

#define LIBRPC_LOCK_RWMUTEX_SHARED(bInLock, pMutex) \
    if (!bInLock) {                                 \
        int thr_err = pthread_rwlock_rdlock(mutex); \
        if (thr_err) {                              \
            abort();                                \
        }                                           \
        bInLock = TRUE;                             \
    }

#define LIBRPC_LOCK_RWMUTEX_EXCLUSIVE(bInLock, pMutex)  \
    if (!bInLock) {                                     \
        int thr_err = pthread_rwlock_wrlock(pMutex);    \
        if (thr_err) {                                  \
            abort();                                    \
        }                                               \
        bInLock = TRUE;                                 \
    }

#define LIBRPC_UNLOCK_RWMUTEX(bInLock, pMutex)       \
    if (bInLock) {                                   \
        int thr_err = pthread_rwlock_unlock(pMutex); \
        if (thr_err) {                               \
            abort();                                 \
        }                                            \
        bInLock = FALSE;                             \
    }

#endif /* _NETR_UTIL_H_ */


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