tree 16aca1151bf5e3658b60181c68dd07e7f537a49b
parent 3e9ec521711ed033476098cfc7f23c992cc606a2
author Stefan Hajnoczi <stefanha@redhat.com> 1353516070 +0100
committer Stefan Hajnoczi <stefanha@redhat.com> 1357138685 +0100

iov: add iov_discard_front/back() to remove data

The iov_discard_front/back() functions remove data from the front or
back of the vector.  This is useful when peeling off header/footer
structs.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>