2003-11-29 01:19:19 +01:00
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/* Copyright (c) 2003 Juan Lang
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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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2006-05-18 14:49:52 +02:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2003-11-29 01:19:19 +01:00
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*/
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#ifndef __NBCMDQUEUE_H__
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#define __NBCMDQUEUE_H__
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "nb30.h"
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/* This file defines a queue of pending NetBIOS commands. The queue operations
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* are thread safe, with the exception of NBCmdQueueDestroy: ensure no other
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* threads are manipulating the queue when calling NBCmdQueueDestroy.
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*/
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struct NBCmdQueue;
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/* Allocates a new command queue from heap. */
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struct NBCmdQueue *NBCmdQueueCreate(HANDLE heap);
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/* Adds ncb to queue. Assumes queue is not NULL, and ncb is not already in the
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* queue. If ncb is already in the queue, returns NRC_TOOMANY.
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*/
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UCHAR NBCmdQueueAdd(struct NBCmdQueue *queue, PNCB ncb);
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/* Cancels the given ncb. Blocks until the command completes. Implicitly
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* removes ncb from the queue. Assumes queue and ncb are not NULL, and that
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* ncb has been added to queue previously.
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* Returns NRC_CMDCAN on a successful cancellation, NRC_CMDOCCR if the command
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* completed before it could be cancelled, and various other return values for
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* different failures.
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*/
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UCHAR NBCmdQueueCancel(struct NBCmdQueue *queue, PNCB ncb);
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/* Sets the return code of the given ncb, and implicitly removes the command
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* from the queue. Assumes queue and ncb are not NULL, and that ncb has been
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* added to queue previously.
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* Returns NRC_GOODRET on success.
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*/
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UCHAR NBCmdQueueComplete(struct NBCmdQueue *queue, PNCB ncb, UCHAR retcode);
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/* Cancels all pending commands in the queue (useful for a RESET or a shutdown).
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* Returns when all commands have been completed.
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*/
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UCHAR NBCmdQueueCancelAll(struct NBCmdQueue *queue);
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/* Frees all memory associated with the queue. Blocks until all commands
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* pending in the queue have been completed.
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*/
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void NBCmdQueueDestroy(struct NBCmdQueue *queue);
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#endif /* __NBCMDQUEUE_H__ */
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