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65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/*
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* Async i/o definitions
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*
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* Copyright (C) 2000 Mike McCormack
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _SERVER_ASYNC_
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#define _SERVER_ASYNC_
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#include <sys/time.h>
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#include "object.h"
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struct async_queue;
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struct async
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{
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struct object *obj;
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struct thread *thread;
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void *func;
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void *overlapped;
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unsigned int status;
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struct timeval when;
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struct timeout_user *timeout;
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struct async *next,*prev;
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struct async_queue *q;
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};
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struct async_queue
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{
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struct async *head;
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struct async *tail;
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};
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void destroy_async( struct async *async );
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void destroy_async_queue( struct async_queue *q );
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void async_notify(struct async *async, int status);
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struct async *find_async(struct async_queue *q, struct thread *thread, void *overlapped);
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void async_insert(struct async_queue *q, struct async *async);
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struct async *create_async(struct object *obj, struct thread *thread,
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void *func, void *overlapped);
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void async_add_timeout(struct async *async, int timeout);
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static inline void init_async_queue(struct async_queue *q)
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{
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q->head = q->tail = NULL;
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}
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#define IS_READY(q) (((q).head) && ((q).head->status==STATUS_PENDING))
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#endif /* _SERVER_ASYNC_ */
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