source: svn/branches/kctv/newcon3bcm2_21bu/BSEAV/lib/scte65/rrt/si_rrt.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_rrt.h
** Description: defines for the RRT table parse function.
**
** Created: 03/08/2001 
**
** REVISION:
**
** $Log: $
**
**
****************************************************************/
#ifndef SI_RRT_H
#define SI_RRT_H

typedef struct _SI_RRT_VALUE
{
        unsigned char abbrev_rating_value_length;
        char * abbrev_rating_value_text;
        unsigned char rating_value_length;
        char * rating_value_text;
} SI_RRT_VALUE;

typedef struct _SI_RRT_DIMENSION
{
        unsigned char dimension_name_length;
        char * dimension_name_text;
        unsigned char graduated_scale;
        unsigned char values_defined;
        SI_RRT_VALUE *rrt_values;
} SI_RRT_DIMENSION;

typedef struct _SI_RRT_REGION
{
        unsigned char rating_region;
        unsigned char version_number;
        unsigned char rating_region_name_length;
        char * rating_region_name_text;
        unsigned char dimensions_defined;
        SI_RRT_DIMENSION *rrt_dimensions;
        SI_LST_D_ENTRY(_SI_RRT_REGION) rrt_link;
} SI_RRT_REGION;

SI_LST_D_HEAD(rrt_region_list, _SI_RRT_REGION);

/* For the following, refer to table 5.31 of ANSI/SCTE65 2002 (DVS234) */
#define RRT_TABLE_ID_BYTE_INDX          0
#define RRT_TABLE_ID_BYTE_NUM                   1
#define RRT_TABLE_ID_SHIFT                      0
#define RRT_TABLE_ID_MASK                               0xff

#define RRT_SECTION_LENGTH_BYTE_INDX    1
#define RRT_SECTION_LENGTH_BYTE_NUM    2
#define RRT_SECTION_LENGTH_SHIFT    0
#define RRT_SECTION_LENGTH_MASK    0x0fff

#define RRT_RATING_REGION_BYTE_INDX             4
#define RRT_RATING_REGION_BYTE_NUM                      1
#define RRT_RATING_REGION_SHIFT                 0
#define RRT_RATING_REGION_MASK                          0xff

#define RRT_VERSION_NUMBER_BYTE_INDX    5
#define RRT_VERSION_NUMBER_BYTE_NUM    1
#define RRT_VERSION_NUMBER_SHIFT    1
#define RRT_VERSION_NUMBER_MASK    0x1f

#define RRT_CURRENT_NEXT_INDICATOR_BYTE_INDX    5
#define RRT_CURRENT_NEXT_INDICATOR_BYTE_NUM    1
#define RRT_CURRENT_NEXT_INDICATOR_SHIFT    0
#define RRT_CURRENT_NEXT_INDICATOR_MASK    0x01

#define RRT_SECTION_NUMBER_BYTE_INDX    6
#define RRT_SECTION_NUMBER_BYTE_NUM    1
#define RRT_SECTION_NUMBER_SHIFT    0
#define RRT_SECTION_NUMBER_MASK    0xff

#define RRT_LAST_SECTION_NUMBER_BYTE_INDX    7
#define RRT_LAST_SECTION_NUMBER_BYTE_NUM    1
#define RRT_LAST_SECTION_NUMBER_SHIFT    0
#define RRT_LAST_SECTION_NUMBER_MASK    0xff

#define RRT_PROTOCOL_VERSION_BYTE_INDX    8
#define RRT_PROTOCOL_VERSION_BYTE_NUM    1
#define RRT_PROTOCOL_VERSION_SHIFT    0
#define RRT_PROTOCOL_VERSION_MASK    0xff

#define RRT_REGION_NAME_LENGTH_BYTE_INDX    9
#define RRT_REGION_NAME_LENGTH_BYTE_NUM    1
#define RRT_REGION_NAME_LENGTH_SHIFT    0
#define RRT_REGION_NAME_LENGTH_MASK    0xff

/* define for dimensions_defined after region text. relative index offset. */
#define RRT_DIMENSIONS_DEFINED_BYTE_INDX    0
#define RRT_DIMENSIONS_DEFINED_BYTE_NUM    1
#define RRT_DIMENSIONS_DEFINED_SHIFT    0
#define RRT_DIMENSIONS_DEFINED_MASK    0xff

/* defines for dimension loop elements, relative offset only. */
#define RRT_DIMENSION_NAME_LENGTH_BYTE_INDX    0
#define RRT_DIMENSION_NAME_LENGTH_BYTE_NUM    1
#define RRT_DIMENSION_NAME_LENGTH_SHIFT    0
#define RRT_DIMENSION_NAME_LENGTH_MASK    0xff

/* defines for dimension loop elements after the name text. relative offset only. */
#define RRT_GRADUATED_SCALE_BYTE_INDX    0
#define RRT_GRADUATED_SCALE_BYTE_NUM    1
#define RRT_GRADUATED_SCALE_SHIFT    4
#define RRT_GRADUATED_SCALE_MASK    0x01

#define RRT_VALUES_DEFINED_BYTE_INDX    0
#define RRT_VALUES_DEFINED_BYTE_NUM    1
#define RRT_VALUES_DEFINED_SHIFT    0
#define RRT_VALUES_DEFINED_MASK    0x0f

/* defines for value loop elements, relative offset only. */
#define RRT_ABBREV_VALUE_LENGTH_BYTE_INDX    0
#define RRT_ABBREV_VALUE_LENGTH_BYTE_NUM    1
#define RRT_ABBREV_VALUE_LENGTH_SHIFT    0
#define RRT_ABBREV_VALUE_LENGTH_MASK    0xff

/* defines for value loop elements after abbrev_value_text, relative offset only. */
#define RRT_VALUE_LENGTH_BYTE_INDX    0
#define RRT_VALUE_LENGTH_BYTE_NUM    1
#define RRT_VALUE_LENGTH_SHIFT    0
#define RRT_VALUE_LENGTH_MASK    0xff

/* after the dimensions loop, relative offset. */
#define RRT_DESCRIPTORS_LENGTH_BYTE_INDX    0
#define RRT_DESCRIPTORS_LENGTH_BYTE_NUM    2
#define RRT_DESCRIPTORS_LENGTH_SHIFT    0
#define RRT_DESCRIPTORS_LENGTH_MASK    0x3ff


#ifdef __cplusplus
extern "C" {
#endif

void SI_RRT_Init(void);
SI_RET_CODE SI_RRT_parse (unsigned char * rrt_table);

#ifdef __cplusplus
}
#endif


#endif