38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
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// +FHDR------------------------------------------------------------
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// Copyright (c) 2022 SmartLogic.
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// ALL RIGHTS RESERVED
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// -----------------------------------------------------------------
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// Filename : msg_transfer_mbuffer.h
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// Author : xianfeng.du
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// Created On : 2022-12-21
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// Last Modified :
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// -----------------------------------------------------------------
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// Description:
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//
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//
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// -FHDR------------------------------------------------------------
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#ifndef __MSG_TRANSFER_MEM_BUFFER_H__
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#define __MSG_TRANSFER_MEM_BUFFER_H__
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#include "typedef.h"
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typedef union tMsgMemBufAttribute{
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uint32_t ele[4]; //aligned
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struct {
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uint32_t msgSize; // in bytes
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uint8_t qNo;
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uint8_t state;
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uint16_t idx;
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//uint8_t msgType; // 0=data, 1=control
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//uint8_t eop;
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//uint8_t nSegs;
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};
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} MsgMemBufAttr_t;
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#define MSG_MBUF_HEAD_SIZE (sizeof(MsgMemBufAttr_t))
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#define MSG_MBUF_ATTR(pBuf) ((MsgMemBufAttr_t *)((uint8_t *)pBuf - MSG_MBUF_HEAD_SIZE))
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#endif
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