INNER CODE UNIT · C

log_cb

ukanth/afwall · external/nflog/nflog.c:281

static int log_cb(const struct nlmsghdr *nlh, void *data) {
    struct nlattr *tb[NFULA_MAX+1] = {};
    char ifname_buf[IFNAMSIZ];

    if (!nlh) {
        return MNL_CB_ERROR;
    }

    if (mnl_attr_parse(nlh, sizeof(struct nfgenmsg), parse_attr_cb, tb) < 0) {
        return MNL_CB_ERROR;
    }

    // Print prefix if available
    if (tb[NFULA_PREFIX]) {
        const char *prefix = mnl_attr_get_str(tb[NFULA_PREFIX]);
        if (prefix) {
            printf("%s ", prefix);
        }

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