LS_CKSUM_OFFSET
chksum = iso_cksum(ibuf_data(buf), ibuf_size(buf), LS_CKSUM_OFFSET);
if (ibuf_set_n16(buf, LS_CKSUM_OFFSET, chksum) == -1)
chksum = iso_cksum(ibuf_data(buf), ibuf_size(buf), LS_CKSUM_OFFSET);
if (ibuf_set_n16(buf, LS_CKSUM_OFFSET, chksum) == -1)
chksum = iso_cksum(ibuf_data(buf), ibuf_size(buf), LS_CKSUM_OFFSET);
if (ibuf_set_n16(buf, LS_CKSUM_OFFSET, chksum) == -1)
lsa->hdr.ls_chksum = htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));
lsa->hdr.ls_chksum = htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));
lsa->hdr.ls_chksum = htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));
htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));
v->lsa->hdr.ls_chksum = htons(iso_cksum(v->lsa, len, LS_CKSUM_OFFSET));
lsa->hdr.ls_chksum = htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));
chksum = iso_cksum(ibuf_data(buf), ibuf_size(buf), LS_CKSUM_OFFSET);
if (ibuf_set_n16(buf, LS_CKSUM_OFFSET, chksum) == -1)
chksum = iso_cksum(ibuf_data(buf), ibuf_size(buf), LS_CKSUM_OFFSET);
if (ibuf_set_n16(buf, LS_CKSUM_OFFSET, chksum) == -1)
lsa->hdr.ls_chksum = htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));
htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));
v->lsa->hdr.ls_chksum = htons(iso_cksum(v->lsa, len, LS_CKSUM_OFFSET));
lsa->hdr.ls_chksum = htons(iso_cksum(lsa, len, LS_CKSUM_OFFSET));