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/* This software was written by Dirk Engling <erdgeist@erdgeist.org>
It is considered beerware. Prost. Skol. Cheers or whatever. */
#ifndef __OT_MUTEX_H__
#define __OT_MUTEX_H__
#include "ot_iovec.h"
#include "io.h"
void mutex_init( );
void mutex_deinit( );
ot_vector *mutex_bucket_lock( int bucket );
ot_vector *mutex_bucket_lock_by_hash( ot_hash *hash );
void mutex_bucket_unlock( int bucket );
void mutex_bucket_unlock_by_hash( ot_hash *hash );
typedef enum {
OT_TASKTYPE_FULLSCRAPE,
OT_TASKTYPE_SYNC,
OT_TASKTYPE_DMEM,
OT_TASKTYPE_DONE
} ot_tasktype;
typedef unsigned long ot_taskid;
int mutex_workqueue_pushtask( int64 socket, ot_tasktype tasktype );
void mutex_workqueue_canceltask( int64 socket );
ot_taskid mutex_workqueue_poptask( ot_tasktype tasktype );
int mutex_workqueue_pushresult( ot_taskid taskid, int iovec_entries, struct iovec *iovector );
int64 mutex_workqueue_popresult( int *iovec_entries, struct iovec ** iovector );
#endif