static void genl_print_ctrl_family(struct nlmsghdr *hdr)
{
struct genlmsghdr *genl = NLMSG_DATA(hdr);
struct nlattr *attr = GEN_NLA(genl);
uint32_t attrs_len = NLMSG_PAYLOAD(hdr, sizeof(struct genlmsghdr));
for (; NLA_OK(attr, attrs_len); attr = NLA_NEXT(attr, attrs_len)) {
switch (attr->nla_type) {
case CTRL_ATTR_FAMILY_ID:
nla_fmt(attr, "Family Id 0x%x", NLA_UINT16(attr));
break;
case CTRL_ATTR_FAMILY_NAME:
nla_fmt(attr, "Family Name %s", NLA_STR(attr));
break;
case CTRL_ATTR_VERSION:
nla_fmt(attr, "Version %u", NLA_UINT32(attr));
break;
case CTRL_ATTR_HDRSIZE:
nla_fmt(attr, "Header size %u", NLA_UINT32(attr));
break;
case CTRL_ATTR_MAXATTR:
nla_fmt(attr, "Max attr value 0x%x", NLA_UINT32(attr));
break;
default:
nla_fmt(attr, "0x%x", attr->nla_type);
break;
}
}
}
static void test_nfacct_dump_callback(unsigned int error, uint16_t type,
const void *data, uint32_t len, void *user_data)
{
const struct nfgenmsg *msg = data;
const struct nlattr *attr;
uint64_t packets = 0 , bytes = 0;
char *name = NULL;
int attrlen;
if (error == EINVAL)
printf("nfnetlink_acct not loaded\n");
g_assert_cmpuint(error, ==, 0);
attrlen = len - NLMSG_ALIGN(sizeof(struct nfgenmsg));
for (attr = NFGEN_DATA(msg); NLA_OK(attr, attrlen);
attr = NLA_NEXT(attr, attrlen)) {
switch (attr->nla_type) {
case NFACCT_NAME:
name = NLA_DATA(attr);
break;
case NFACCT_PKTS:
packets = be64toh(*(uint64_t *) NLA_DATA(attr));
break;
case NFACCT_BYTES:
bytes = be64toh(*(uint64_t *) NLA_DATA(attr));
break;
case NFACCT_USE:
break;
}
}
printf("%s packets %" PRIu64 " bytes %" PRIu64 "\n",
name, packets, bytes);
g_main_loop_quit(mainloop);
}
