76 lines
2.9 KiB
C
76 lines
2.9 KiB
C
/* k_pipe_util.h */
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/*
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* Copyright (c) 1997-2012, 2014 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_UTIL_H
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#define _K_PIPE_UTIL_H
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/* high-level behavior of the pipe service */
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#define CANCEL_TIMERS
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typedef uint32_t REQ_TYPE;
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#define _ALLREQ ((REQ_TYPE)0x0000FF00)
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#define _SYNCREQ ((REQ_TYPE)0x00000100)
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#define _SYNCREQL ((REQ_TYPE)0x00000200)
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#define _ASYNCREQ ((REQ_TYPE)0x00000400)
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typedef uint32_t TIME_TYPE;
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#define _ALLTIME ((TIME_TYPE)0x00FF0000)
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#define _TIME_NB ((TIME_TYPE)0x00010000)
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#define _TIME_B ((TIME_TYPE)0x00020000)
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#define _TIME_BT ((TIME_TYPE)0x00040000)
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extern void _k_pipe_process(struct _k_pipe_struct *pPipe,
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struct k_args *pWriter, struct k_args *pReader);
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extern void mycopypacket(struct k_args **out, struct k_args *in);
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int CalcFreeReaderSpace(struct k_args *pReaderList);
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int CalcAvailWriterData(struct k_args *pWriterList);
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void DeListWaiter(struct k_args *pReqProc);
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void myfreetimer(struct k_timer **ppTimer);
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K_PIPE_OPTION _k_pipe_option_get(K_ARGS_ARGS *args);
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void _k_pipe_option_set(K_ARGS_ARGS *args, K_PIPE_OPTION option);
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REQ_TYPE _k_pipe_request_type_get(K_ARGS_ARGS *args);
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void _k_pipe_request_type_set(K_ARGS_ARGS *args, REQ_TYPE ReqType);
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void _k_pipe_request_status_set(struct _pipe_xfer_req_arg *pipe_xfer_req,
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PIPE_REQUEST_STATUS status);
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TIME_TYPE _k_pipe_time_type_get(K_ARGS_ARGS *args);
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void _k_pipe_time_type_set(K_ARGS_ARGS *args, TIME_TYPE TimeType);
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#endif /* _K_PIPE_UTIL_H */
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