mutex.h

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/*
 * Copyright 2013-2018 Guardtime, Inc.
 *
 * This file is part of the Guardtime client SDK.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES, CONDITIONS, OR OTHER LICENSES OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 * "Guardtime" and "KSI" are trademarks or registered trademarks of
 * Guardtime, Inc., and no license to trademarks is granted; Guardtime
 * reserves and retains all trademark rights.
 */


#ifndef MUTEX_H_
#define MUTEX_H_

#ifdef __cplusplus
extern "C" {
#endif

        enum KSI_Lock_en {
                KSI_MUTEX_GLOBALS = 0,
                KSI_MUTEX_TRANSPORT,
                KSI_MUTEX_HASHING,
                KSI_MUTEX_CRYPTO,
                __KSI_NUMBER_OF_LOCKS
        };

        enum KSI_LockMode_en {
                KSI_LOCK_ON = 0x01,
                KSI_LOCK_OFF = 0x02
        };
        int KSI_LOCK_count();

        typedef int (*KSI_Lock_cb)(int mode, int n, const char *file, int line);

        int KSI_LOCK_setCallback(KSI_Lock_cb cb);
        
        int KSI_LOCK_set(int mode, int n, const char *file, int line);

        #define KSI_LOCK(n) KSI_LOCK_set(KSI_LOCK_ON, (n), __FILE__, __LINE__)
        #define KSI_UNLOCK(n) KSI_LOCK_set(KSI_LOCK_OFF, (n), __FILE__, __LINE__)

#ifdef __cplusplus
}
#endif

#endif /* MUTEX_H_ */