Ejemplos de sd_netlink_message_read_u8 en C++ (Cpp)

Ejemplo n.º 1

Archivo: test-netlink.c Proyecto: dankor/systemd

static void test_link_get(sd_netlink *rtnl, int ifindex) {
        sd_netlink_message *m;
        sd_netlink_message *r;
        uint32_t mtu = 1500;
        const char *str_data;
        uint8_t u8_data;
        uint32_t u32_data;
        struct ether_addr eth_data;

        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
        assert_se(m);

        /* u8 test cases  */
        assert_se(sd_netlink_message_append_u8(m, IFLA_CARRIER, 0) >= 0);
        assert_se(sd_netlink_message_append_u8(m, IFLA_OPERSTATE, 0) >= 0);
        assert_se(sd_netlink_message_append_u8(m, IFLA_LINKMODE, 0) >= 0);

        /* u32 test cases */
        assert_se(sd_netlink_message_append_u32(m, IFLA_MTU, mtu) >= 0);
        assert_se(sd_netlink_message_append_u32(m, IFLA_GROUP, 0) >= 0);
        assert_se(sd_netlink_message_append_u32(m, IFLA_TXQLEN, 0) >= 0);
        assert_se(sd_netlink_message_append_u32(m, IFLA_NUM_TX_QUEUES, 0) >= 0);
        assert_se(sd_netlink_message_append_u32(m, IFLA_NUM_RX_QUEUES, 0) >= 0);

        assert_se(sd_netlink_call(rtnl, m, -1, &r) == 1);

        assert_se(sd_netlink_message_read_string(r, IFLA_IFNAME, &str_data) == 0);

        assert_se(sd_netlink_message_read_u8(r, IFLA_CARRIER, &u8_data) == 0);
        assert_se(sd_netlink_message_read_u8(r, IFLA_OPERSTATE, &u8_data) == 0);
        assert_se(sd_netlink_message_read_u8(r, IFLA_LINKMODE, &u8_data) == 0);

        assert_se(sd_netlink_message_read_u32(r, IFLA_MTU, &u32_data) == 0);
        assert_se(sd_netlink_message_read_u32(r, IFLA_GROUP, &u32_data) == 0);
        assert_se(sd_netlink_message_read_u32(r, IFLA_TXQLEN, &u32_data) == 0);
        assert_se(sd_netlink_message_read_u32(r, IFLA_NUM_TX_QUEUES, &u32_data) == 0);
        assert_se(sd_netlink_message_read_u32(r, IFLA_NUM_RX_QUEUES, &u32_data) == 0);

        assert_se(sd_netlink_message_read_ether_addr(r, IFLA_ADDRESS, &eth_data) == 0);

        assert_se((m = sd_netlink_message_unref(m)) == NULL);
        assert_se((r = sd_netlink_message_unref(r)) == NULL);
}

Ejemplo n.º 2

Archivo: resolved-link.c Proyecto: ytakeshita/systemd

int link_update_rtnl(Link *l, sd_netlink_message *m) {
        const char *n = NULL;
        int r;

        assert(l);
        assert(m);

        r = sd_rtnl_message_link_get_flags(m, &l->flags);
        if (r < 0)
                return r;

        (void) sd_netlink_message_read_u32(m, IFLA_MTU, &l->mtu);
        (void) sd_netlink_message_read_u8(m, IFLA_OPERSTATE, &l->operstate);

        if (sd_netlink_message_read_string(m, IFLA_IFNAME, &n) >= 0) {
                strncpy(l->name, n, sizeof(l->name)-1);
                char_array_0(l->name);
        }

        link_allocate_scopes(l);
        link_add_rrs(l, false);

        return 0;
}