64 lines
2.0 KiB
C
64 lines
2.0 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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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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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 <micro_private_types.h>
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void BuffInit(unsigned char *pBuffer,
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int *piBuffSize,
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struct _k_pipe_desc *desc);
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void BuffGetFreeSpaceTotal(struct _k_pipe_desc *desc, int *piTotalFreeSpace);
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void BuffGetFreeSpace(struct _k_pipe_desc *desc,
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int *piTotalFreeSpace,
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int *free_space_count_ptr,
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int *free_space_post_wrap_around_ptr);
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void BuffGetAvailDataTotal(struct _k_pipe_desc *desc, int *piAvailDataTotal);
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void BuffGetAvailData(struct _k_pipe_desc *desc,
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int *piAvailDataTotal,
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int *available_data_count_ptr,
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int *available_data_post_wrap_around_ptr);
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int BuffEmpty(struct _k_pipe_desc *desc);
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int BuffFull(struct _k_pipe_desc *desc);
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int BuffEnQ(struct _k_pipe_desc *desc, int size, unsigned char **ppWrite);
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int BuffEnQA(struct _k_pipe_desc *desc, int size, unsigned char **ppWrite,
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int *piTransferID);
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void BuffEnQA_End(struct _k_pipe_desc *desc, int iTransferID,
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int size /* optional */);
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int BuffDeQ(struct _k_pipe_desc *desc, int size, unsigned char **ppRead);
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int BuffDeQA(struct _k_pipe_desc *desc, int size, unsigned char **ppRead,
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int *piTransferID);
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void BuffDeQA_End(struct _k_pipe_desc *desc, int iTransferID,
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int size /* optional */);
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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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