6.1. ioctl NET_ADD_IF

6.1.1. Name

NET_ADD_IF - Creates a new network interface for a given Packet ID.

6.1.2. Synopsis

int ioctl(int fd, NET_ADD_IF, struct dvb_net_if *net_if)

6.1.3. Arguments

fd

File descriptor returned by open().

net_if

pointer to struct dvb_net_if

6.1.4. Description

The NET_ADD_IF ioctl system call selects the Packet ID (PID) that contains a TCP/IP traffic, the type of encapsulation to be used (MPE or ULE) and the interface number for the new interface to be created. When the system call successfully returns, a new virtual network interface is created.

The struct dvb_net_if::ifnum field will be filled with the number of the created interface.

dvb_net_if

struct dvb_net_if

ID	Description
pid	Packet ID (PID) of the MPEG-TS that contains data
ifnum	number of the DVB interface.
feedtype	Encapsulation type of the feed. It can be: DVB_NET_FEEDTYPE_MPE for MPE encoding or DVB_NET_FEEDTYPE_ULE for ULE encoding.

6.1.5. Return Value

On success 0 is returned, on error -1 and the errno variable is set appropriately. The generic error codes are described at the Generic Error Codes chapter.