diff options
Diffstat (limited to 'src/conntrack/parse_mnl.c')
| -rw-r--r-- | src/conntrack/parse_mnl.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/conntrack/parse_mnl.c b/src/conntrack/parse_mnl.c index 93f6681..a4272f9 100644 --- a/src/conntrack/parse_mnl.c +++ b/src/conntrack/parse_mnl.c @@ -11,6 +11,7 @@ #include "internal/internal.h" #include <libmnl/libmnl.h> +#include <limits.h> #include <endian.h> static int @@ -772,6 +773,25 @@ nfct_parse_timestamp(const struct nlattr *attr, struct nf_conntrack *ct) return 0; } +static int nfct_parse_labels(const struct nlattr *attr, struct nf_conntrack *ct) +{ + uint16_t len = mnl_attr_get_payload_len(attr); + struct nfct_bitmask *mask; + uint32_t *bits; + + if (len == 0) + return 0; + + mask = nfct_bitmask_new((len * CHAR_BIT) - 1); + if (!mask) + return -1; + bits = mnl_attr_get_payload(attr); + if (len) + memcpy(mask->bits, bits, len); + nfct_set_attr(ct, ATTR_CONNLABELS, mask); + return 0; +} + static int nfct_parse_conntrack_attr_cb(const struct nlattr *attr, void *data) { @@ -934,6 +954,11 @@ nfct_payload_parse(const void *payload, size_t payload_len, return -1; } + if (tb[CTA_LABELS]) { + if (nfct_parse_labels(tb[CTA_LABELS], ct) < 0) + return -1; + } + return 0; } |