yb_arm/app/inc/msg_transfer_mbuffer.h
2023-07-12 14:14:31 +08:00

38 lines
1.1 KiB
C

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