JDWX DNSQuery BitMap

JDWX\DNSQuery\BitMap

A class to handle converting RR bitmaps to arrays and back; used on NSEC and NSEC3 RRs.

• Class name: BitMap
• Namespace: \JDWX\DNSQuery

Methods

arrayToBitMap

string JDWX\DNSQuery\BitMap::arrayToBitMap(string[] i_data)

builds a RR Bit map from an array of RR type names

• Visibility: public
• This method is static.

Arguments

• i_data string[] - a list of RR type names

bigBaseConvert

string JDWX\DNSQuery\BitMap::bigBaseConvert(string number)

a base_convert that handles large numbers; forced to 2/16

• Visibility: public
• This method is static.

Arguments

• number string - a bit string

bitMapToArray

string[] JDWX\DNSQuery\BitMap::bitMapToArray(string data)

parses a RR bitmap field defined in RFC3845, into an array of RR names.

Type Bit Map(s) Field = ( Window Block # | Bitmap Length | Bitmap ) +

• Visibility: public
• This method is static.

Arguments

• data string - a bitmap string to parse