コード例 #1
0
ファイル: test-prioq.c プロジェクト: Miss6yka/systemd
static void test_unsigned(void) {
        unsigned buffer[SET_SIZE], i;
        Prioq *q;

        srand(0);

        q = prioq_new(trivial_compare_func);
        assert_se(q);

        for (i = 0; i < ELEMENTSOF(buffer); i++) {
                unsigned u;

                u = (unsigned) rand();
                buffer[i] = u;
                assert_se(prioq_put(q, UINT_TO_PTR(u), NULL) >= 0);
        }

        qsort(buffer, ELEMENTSOF(buffer), sizeof(buffer[0]), unsigned_compare);

        for (i = 0; i < ELEMENTSOF(buffer); i++) {
                unsigned u;

                assert_se(prioq_size(q) == ELEMENTSOF(buffer) - i);

                u = PTR_TO_UINT(prioq_pop(q));
                assert_se(buffer[i] == u);
        }

        assert_se(prioq_isempty(q));
        prioq_free(q);
}
コード例 #2
0
ファイル: sd-lldp.c プロジェクト: GalliumOS/network-manager
static int lldp_add_neighbor(sd_lldp *lldp, sd_lldp_neighbor *n) {
        _cleanup_(sd_lldp_neighbor_unrefp) sd_lldp_neighbor *old = NULL;
        bool keep;
        int r;

        assert(lldp);
        assert(n);
        assert(!n->lldp);

        keep = lldp_keep_neighbor(lldp, n);

        /* First retrieve the old entry for this MSAP */
        old = hashmap_get(lldp->neighbor_by_id, &n->id);
        if (old) {
                sd_lldp_neighbor_ref(old);

                if (!keep) {
                        lldp_neighbor_unlink(old);
                        lldp_callback(lldp, SD_LLDP_EVENT_REMOVED, old);
                        return 0;
                }

                if (lldp_neighbor_equal(n, old)) {
                        /* Is this equal, then restart the TTL counter, but don't do anyting else. */
                        lldp_start_timer(lldp, old);
                        lldp_callback(lldp, SD_LLDP_EVENT_REFRESHED, old);
                        return 0;
                }

                /* Data changed, remove the old entry, and add a new one */
                lldp_neighbor_unlink(old);

        } else if (!keep)
                return 0;

        /* Then, make room for at least one new neighbor */
        lldp_make_space(lldp, 1);

        r = hashmap_put(lldp->neighbor_by_id, &n->id, n);
        if (r < 0)
                goto finish;

        r = prioq_put(lldp->neighbor_by_expiry, n, &n->prioq_idx);
        if (r < 0) {
                assert_se(hashmap_remove(lldp->neighbor_by_id, &n->id) == n);
                goto finish;
        }

        n->lldp = lldp;

        lldp_start_timer(lldp, n);
        lldp_callback(lldp, old ? SD_LLDP_EVENT_UPDATED : SD_LLDP_EVENT_ADDED, n);

        return 1;

finish:
        if (old)
                lldp_callback(lldp, SD_LLDP_EVENT_REMOVED, n);

        return r;
}
コード例 #3
0
ファイル: test-prioq.c プロジェクト: Miss6yka/systemd
static void test_struct(void) {
        Prioq *q;
        Set *s;
        unsigned previous = 0, i;
        int r;

        srand(0);

        q = prioq_new(test_compare);
        assert_se(q);

        s = set_new(test_hash, test_compare);
        assert_se(s);

        for (i = 0; i < SET_SIZE; i++) {
                struct test *t;

                t = new0(struct test, 1);
                assert_se(t);
                t->value = (unsigned) rand();

                r = prioq_put(q, t, &t->idx);
                assert_se(r >= 0);

                if (i % 4 == 0) {
                        r = set_consume(s, t);
                        assert_se(r >= 0);
                }
        }

        for (;;) {
                struct test *t;

                t = set_steal_first(s);
                if (!t)
                        break;

                r = prioq_remove(q, t, &t->idx);
                assert_se(r > 0);

                free(t);
        }

        for (i = 0; i < SET_SIZE * 3 / 4; i++) {
                struct test *t;

                assert_se(prioq_size(q) == (SET_SIZE * 3 / 4) - i);

                t = prioq_pop(q);
                assert_se(t);

                assert_se(previous <= t->value);
                previous = t->value;
                free(t);
        }

        assert_se(prioq_isempty(q));
        prioq_free(q);

        assert_se(set_isempty(s));
        set_free(s);
}