SKB_COPY_AND_CSUM_DA

Section: Linux Networking (9)
Updated: February 2011
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NAME

skb_copy_and_csum_datagram_iovec - Copy and checkum skb to user iovec.  

SYNOPSIS

int skb_copy_and_csum_datagram_iovec(struct sk_buff * skb, int hlen, struct iovec * iov);
 

ARGUMENTS

skb

skbuff

hlen

hardware length

iov

io vector
 

DESCRIPTION

Caller _must_ check that skb will fit to this iovec.  

RETURNS

0 - success. -EINVAL - checksum failure. -EFAULT - fault during copy. Beware, in this case iovec can be modified!  

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