source: svn/newcon3bcm2_21bu/BSEAV/lib/scte65/aett/si_aett.h

/***************************************************************

**

** Broadcom Corp. Confidential

** Copyright 2003-2008 Broadcom Corp. All Rights Reserved.

**

** THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED 

** SOFTWARE LICENSE AGREEMENT BETWEEN THE USER AND BROADCOM. 

** YOU HAVE NO RIGHT TO USE OR EXPLOIT THIS MATERIAL EXCEPT 

** SUBJECT TO THE TERMS OF SUCH AN AGREEMENT.

**

** File:                si_aett.h

** Description: defines for the AETT table parse function.

**

** Created: 03/08/2001 

**

** REVISION:

**

** $Log: $

**

**

****************************************************************/

#ifndef SI_AETT_H

#define SI_AETT_H



/* this file requires that si_list.h be included before it. */



/* For the following, refer to table 5.35 of ANSI/SCTE65 2002 (DVS234) */

typedef struct _SI_AETT_TEXT

{

        SI_LST_D_ENTRY(_SI_AETT_TEXT) text_link;

        unsigned short event_ID;

        unsigned short extended_text_length;

        char * extended_text_message;

} SI_AETT_TEXT;



typedef struct _SI_AETT_SOURCE

{

        SI_LST_D_ENTRY(_SI_AETT_SOURCE) source_link;

        unsigned short source_ID;

        SI_LST_D_HEAD(aett_text_list, _SI_AETT_TEXT) aett_text;

} SI_AETT_SOURCE;



typedef struct _SI_AETT_SLOT{

        SI_LST_D_ENTRY(_SI_AETT_SLOT) slot_link;

        unsigned char MGT_tag;

        unsigned char MGT_version_number;

        unsigned short pid;

        unsigned char version_number;

        unsigned long section_mask[8];

        SI_LST_D_HEAD(aett_source_list, _SI_AETT_SOURCE) aett_source;

} SI_AETT_SLOT;





/* For the following, refer to table 5.35 of ANSI/SCTE65 2002 (DVS234) */



#define AETT_TABLE_ID_BYTE_INDX         0

#define AETT_TABLE_ID_BYTE_NUM                  1

#define AETT_TABLE_ID_SHIFT                     0

#define AETT_TABLE_ID_MASK                              0xff



#define AETT_SECTION_LENGTH_BYTE_INDX    1

#define AETT_SECTION_LENGTH_BYTE_NUM    2

#define AETT_SECTION_LENGTH_SHIFT    0

#define AETT_SECTION_LENGTH_MASK    0x0fff



#define AETT_AETT_SUBTYPE_BYTE_INDX    3

#define AETT_AETT_SUBTYPE_BYTE_NUM    1

#define AETT_AETT_SUBTYPE_SHIFT    0

#define AETT_AETT_SUBTYPE_MASK    0xff



#define AETT_MGT_TAG_BYTE_INDX    4

#define AETT_MGT_TAG_BYTE_NUM    1

#define AETT_MGT_TAG_SHIFT    0

#define AETT_MGT_TAG_MASK    0xff



#define AETT_VERSION_NUMBER_BYTE_INDX    5

#define AETT_VERSION_NUMBER_BYTE_NUM    1

#define AETT_VERSION_NUMBER_SHIFT    1

#define AETT_VERSION_NUMBER_MASK    0x1f



#define AETT_CURRENT_NEXT_INDICATOR_BYTE_INDX    5

#define AETT_CURRENT_NEXT_INDICATOR_BYTE_NUM    1

#define AETT_CURRENT_NEXT_INDICATOR_SHIFT    0

#define AETT_CURRENT_NEXT_INDICATOR_MASK    0x01



#define AETT_SECTION_NUMBER_BYTE_INDX    6

#define AETT_SECTION_NUMBER_BYTE_NUM    1

#define AETT_SECTION_NUMBER_SHIFT    0

#define AETT_SECTION_NUMBER_MASK    0xff



#define AETT_LAST_SECTION_NUMBER_BYTE_INDX    7

#define AETT_LAST_SECTION_NUMBER_BYTE_NUM    1

#define AETT_LAST_SECTION_NUMBER_SHIFT    0

#define AETT_LAST_SECTION_NUMBER_MASK    0xff



#define AETT_NUM_BLOCKS_IN_SECTION_BYTE_INDX    8

#define AETT_NUM_BLOCKS_IN_SECTION_BYTE_NUM    1

#define AETT_NUM_BLOCKS_IN_SECTION_SHIFT    0

#define AETT_NUM_BLOCKS_IN_SECTION_MASK    0xff



/* defines for items in the block loop relative offset only. */

#define AETT_ETM_ID_BYTE_INDX           0

#define AETT_ETM_ID_BYTE_NUM                    4

#define AETT_ETM_ID_SHIFT                       0

#define AETT_ETM_ID_MASK                                0xffffffff



#define AETT_ETT_LENGTH_BYTE_INDX               4

#define AETT_ETT_LENGTH_BYTE_NUM                        2

#define AETT_ETT_LENGTH_SHIFT                   0

#define AETT_ETT_LENGTH_MASK                            0xfff







#ifdef __cplusplus

extern "C" {

#endif



SI_AETT_SLOT *SI_AETT_Create_Slot (void);

SI_RET_CODE SI_AETT_Clear_Slot (SI_AETT_SLOT * slot);

SI_RET_CODE SI_AETT_Parse (unsigned char *aett_table);



#ifdef __cplusplus

}

#endif







#endif