Oivind wrote:
> I notice that bit fields are used in many of the structs, as for
> example from en50221_hlci.h;
>
> struct en50221_pmt_object {
> unsigned ca_pmt_tag: 24;
> uint8_t *asn_1_length;
> unsigned ca_pmt_list_mgmt: 8;
> unsigned program_number: 16;
> unsigned reserved_1: 2;
>
> [...]
>
> };
>
>
> What exactly is the benefit of this?
>
Because the object come like this
Dvb objct tries to use less data as possible.
For example
http://www.bc.groteck.ru/pdf-standard-specifications/multiplexing/dvb-vbi/en301775.v1.2.1.pdf
--
Brice
Join us now and share the software;
You'll be free, hackers, you'll be free.
[Richard STALLMAN, free software song]
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