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