dvb_caemm.h

我国有线电视条件接受标准目前还没有统一

#ifndef _DVB_CA_EMM_H_
#define  _DVB_CA_EMM_H_

#define MAX_EMM_BUFFER_SIZE	(4096*10)
#define MAX_EMM_SECTION		(256)
#define CA_DESC_TAG			(0x09)

#define CAT_PID					(0x01)
#define CAT_TABLED_ID			(0x01)

#define	SWAP32(x)	((((UINT32)x) >> 24)| (((UINT32)x&0x00ff0000)>> 8)|(((UINT32)x<<8) & 0x00ff0000)|(((UINT32)x) << 24))	

typedef enum{
	EMM_GET_CAT,
	EMM_GET_EMM,
	EMM_MAX_STATE,
}EMM_STATE;

typedef struct _ST_EMM_SECTION{
	UINT8 *pucSectionAddr[MAX_EMM_SECTION];
	UINT16 aucSectionLen[MAX_EMM_SECTION];
	UINT8 aucSectionID[MAX_EMM_SECTION];
	UINT8 ucSectionNum;
	UINT8 ucEmmType;
	UINT8 ucMaxSectionNum;
}ST_EMM_SECTION;

typedef struct _ST_EMM_MSGBUF
{
	UINT8 ucEnable;
	UINT8 ucGetTimes;
	UINT8 ucMsgBuffer[513];
}ST_EMM_MSGBUF;

#define MAX_MESSAGE_BUFFER	20
#if defined(SDT_CA_50)
#define MAX_FREQ_NUM	11
#endif



void DVB_CAEMM_Init(void);

void DVB_CAEMM_Polling(void);


#endif