5.1.2. ioctl NET_ADD_IF¶
5.1.2.1. Name¶
NET_ADD_IF - Creates a new network interface for a given Packet ID.
5.1.2.3. Arguments¶
fd- File descriptor returned by
open(). net_if- pointer to struct
dvb_net_if
5.1.2.4. 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.
5.1.2.5. Return Value¶
On success 0 is returned, and ca_slot_info is filled.
On error -1 is returned, and the errno variable is set
appropriately.
The generic error codes are described at the Generic Error Codes chapter.