/home/sn3d/devel/aja-ml/aja-lib/src/aja_types.h

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/*******************************************************/
#if !defined(_AJA_TYPES_H_)
#define _AJA_TYPES_H_

//constants
#define BYTE_MAX     0xFF
#define NUMBER16_MAX 0x0000FFFF
#define NUMBER24_MAX 0x00FFFFFF
#define TERMINATOR   0x00

#define ITEMTYPE_MASK      0xF0
#define ELEMENTTYPE_MASK   0x0F
#define ATTRIBUTETYPE_MASK 0x0F


// definitions of data-sizes(for movement and calculating item's size
#define SIZE_ITEM_START      1


#define SIZE_ELM_ID          3
#define SIZE_ELM_ATTR_COUNT  1
#define SIZE_ELM_CRC         2
#define SIZE_ELM_DATA_LEN    4
#define SIZE_ELM_STR_LEN     2
#define SIZE_ELM_PARENT_LEN  4
#define SIZE_ELM_DATA_LEN    4
#define SIZE_ELM_HEADER      SIZE_ITEM_START + SIZE_ELM_ID + SIZE_ELM_ATTR_COUNT


#define SIZE_ATTR_ID         8
#define SIZE_ATTR_DATA_LEN   2
#define SIZE_ATTR_STRING_LEN 2
#define SIZE_ATTR_HEADER     SIZE_ITEM_START + SIZE_ATTR_ID

#define SIZE_NUMBER          4
#define SIZE_TERMINATOR      1


//reserved ID's for elements and attributes
#define ELEMENT_HEADER_ROOT  1
#define ELEMENT_VALUE        2
#define ELEMENT_TRANS_TABLE  3
#define ELEMENT_TT_ELEMENT   4
#define ELEMENT_TT_ATTRIBUTE 5

#define ATTRIBUTE_VALUE_NAME     1
#define ATTRIBUTE_ELEMENT_ID     1
#define ATTRIBUTE_ELEMENT_NAME   2
#define ATTRIBUTE_ELEMENT_DESC   3
#define ATTRIBUTE_ATTRIBUTE_ID   1
#define ATTRIBUTE_ATTRIBUTE_NAME 2
#define ATTRIBUTE_ATTRIBUTE_DESC 3

namespace aja
{
        //versions
        #define AJA_VERSION_1_0 0x10
        #define AJA_VALID_VERSION(ver) (ver == AJA_VERSION_1_0)

        typedef unsigned char  byte_t;   
        typedef unsigned short dbyte_t;  
        typedef unsigned int   number_t; 
        typedef byte_t*        buffer_t; 

        
        enum elementType_t
        {
                ELM_UNDEFINED = 0x00,
                ELM_DATA      = 0x01,
                ELM_NUMBER    = 0x02,
                ELM_STRING    = 0x03,
                ELM_PARENT    = 0x0F
        };
        #define IS_ELEMENT_TYPE(value) ( ((value > 0x00) && (value <= 0x03)) || (value == 0x0F) )
        
        
        enum attributeType_t
        {
                ATTR_UNDEFINED  = 0x00,
                ATTR_DATA       = 0x01,
                ATTR_NUMBER     = 0x02,
                ATTR_STRING     = 0x03
        };
        #define IS_ATTRIBUTE_TYPE(value) ((value > 0x00) && (value <= 0x03))


        enum itemType_t
        {
                ITM_UNDEFINED      = 0x00,
                ITM_ELEMENT        = 0x01,
                ITM_ATTRIBUTE      = 0x02,
                ITM_DOCUMENTHEADER = 0x0A
        };
        #define IS_ITEM_TYPE(value) ((value > 0x00) && (value <= 0x03))

}

#endif

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