dvb_ringbuffer_pkt_read
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Name

dvb_ringbuffer_pkt_read — Read from a packet in the ringbuffer.

Synopsis

ssize_t dvb_ringbuffer_pkt_read (struct dvb_ringbuffer * rbuf,
 size_t idx,
 int offset,
 u8 * buf,
 size_t len);
 

Arguments

rbuf

Ringbuffer concerned.

idx

Packet index as returned by dvb_ringbuffer_pkt_next.

offset

Offset into packet to read from.

buf

Destination buffer for data.

len

Size of destination buffer.

Note

unlike dvb_ringbuffer_read_user, this DOES update the read pointer in the ringbuffer.

Description

returns Number of bytes read, or -EFAULT.

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