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https://github.com/zephyrproject-rtos/zephyr
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5ce539ca21
Several pipe buffer definitions now reside with the other pipe buffer code. (One routine is also made non-global, since it only referenced by the pipe buffer code itself.) Change-Id: I76785d113edd62c9626a7116c9206472656128ec Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
75 lines
2.9 KiB
C
75 lines
2.9 KiB
C
/* k_pipe_buffer.h */
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/*
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* Copyright (c) 1997-2010, 2014-2015 Wind River Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of Wind River Systems nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _K_PIPE_BUFFER_H
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#define _K_PIPE_BUFFER_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <kernel_struct.h>
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void BuffInit(unsigned char *pBuffer, int *piBuffSize, struct chbuff *pChBuff);
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void BuffGetFreeSpaceTotal(struct chbuff *pBuff, int *piTotalFreeSpace);
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void BuffGetFreeSpace(struct chbuff *pBuff, int *piTotalFreeSpace,
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int *piFreeSpaceCont, int *piFreeSpaceAWA);
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void BuffGetAvailDataTotal(struct chbuff *pBuff, int *piAvailDataTotal);
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void BuffGetAvailData(struct chbuff *pBuff, int *piAvailDataTotal,
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int *piAvailDataCont, int *piAvailDataAWA);
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int BuffEmpty(struct chbuff *pBuff);
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int BuffFull(struct chbuff *pBuff);
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int BuffEnQ(struct chbuff *pBuff, int iSize, unsigned char **ppWrite);
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int BuffEnQA(struct chbuff *pBuff, int iSize, unsigned char **ppWrite,
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int *piTransferID);
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void BuffEnQA_End(struct chbuff *pBuff, int iTransferID,
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int iSize /* optional */);
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int BuffDeQ(struct chbuff *pBuff, int iSize, unsigned char **ppRead);
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int BuffDeQA(struct chbuff *pBuff, int iSize, unsigned char **ppRead,
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int *piTransferID);
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void BuffDeQA_End(struct chbuff *pBuff, int iTransferID,
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int iSize /* optional */);
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void ChannelCheck4Intrusion(struct chbuff *pChBuff,
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unsigned char *pBegin, int iSize);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* _K_PIPE_BUFFER_H */
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