static int xfrm_acquire_print(const struct sockaddr_nl *who,
struct nlmsghdr *n, void *arg)
{
FILE *fp = (FILE*)arg;
struct xfrm_user_acquire *xacq = NLMSG_DATA(n);
int len = n->nlmsg_len;
struct rtattr * tb[XFRMA_MAX+1];
__u16 family;
len -= NLMSG_LENGTH(sizeof(*xacq));
if (len < 0) {
fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
return -1;
}
parse_rtattr(tb, XFRMA_MAX, XFRMACQ_RTA(xacq), len);
family = xacq->sel.family;
if (family == AF_UNSPEC)
family = xacq->policy.sel.family;
if (family == AF_UNSPEC)
family = preferred_family;
fprintf(fp, "acquire ");
fprintf(fp, "proto %s ", strxf_xfrmproto(xacq->id.proto));
if (show_stats > 0 || xacq->id.spi) {
__u32 spi = ntohl(xacq->id.spi);
fprintf(fp, "spi 0x%08x", spi);
if (show_stats > 0)
fprintf(fp, "(%u)", spi);
fprintf(fp, " ");
}
fprintf(fp, "%s", _SL_);
xfrm_selector_print(&xacq->sel, family, fp, " sel ");
xfrm_policy_info_print(&xacq->policy, tb, fp, " ", " policy ");
if (show_stats > 0)
fprintf(fp, " seq 0x%08u ", xacq->seq);
if (show_stats > 0) {
fprintf(fp, "%s-mask %s ",
strxf_algotype(XFRMA_ALG_CRYPT),
strxf_mask32(xacq->ealgos));
fprintf(fp, "%s-mask %s ",
strxf_algotype(XFRMA_ALG_AUTH),
strxf_mask32(xacq->aalgos));
fprintf(fp, "%s-mask %s",
strxf_algotype(XFRMA_ALG_COMP),
strxf_mask32(xacq->calgos));
}
fprintf(fp, "%s", _SL_);
if (oneline)
fprintf(fp, "\n");
fflush(fp);
return 0;
}
static void xfrm_tmpl_print(struct xfrm_user_tmpl *tmpls, int len,
__u16 family, FILE *fp, const char *prefix)
{
int ntmpls = len / sizeof(struct xfrm_user_tmpl);
int i;
if (ntmpls <= 0) {
if (prefix)
fputs(prefix, fp);
fprintf(fp, "(ERROR \"tmpl\" truncated)");
fprintf(fp, "%s", _SL_);
return;
}
for (i = 0; i < ntmpls; i++) {
struct xfrm_user_tmpl *tmpl = &tmpls[i];
if (prefix)
fputs(prefix, fp);
xfrm_id_info_print(&tmpl->saddr, &tmpl->id, tmpl->mode,
tmpl->reqid, tmpl->family, 0, fp, prefix, "tmpl ");
if (show_stats > 0 || tmpl->optional) {
if (prefix)
fputs(prefix, fp);
fprintf(fp, "\t");
switch (tmpl->optional) {
case 0:
if (show_stats > 0)
fprintf(fp, "level required ");
break;
case 1:
fprintf(fp, "level use ");
break;
default:
fprintf(fp, "level %u ", tmpl->optional);
break;
}
if (show_stats > 0)
fprintf(fp, "share %s ", strxf_share(tmpl->share));
fprintf(fp, "%s", _SL_);
}
if (show_stats > 0) {
if (prefix)
fputs(prefix, fp);
fprintf(fp, "\t");
fprintf(fp, "%s-mask %s ",
strxf_algotype(XFRMA_ALG_CRYPT),
strxf_mask32(tmpl->ealgos));
fprintf(fp, "%s-mask %s ",
strxf_algotype(XFRMA_ALG_AUTH),
strxf_mask32(tmpl->aalgos));
fprintf(fp, "%s-mask %s",
strxf_algotype(XFRMA_ALG_COMP),
strxf_mask32(tmpl->calgos));
fprintf(fp, "%s", _SL_);
}
}
}