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-rw-r--r--net/mctp/test/route-test.c132
1 files changed, 132 insertions, 0 deletions
diff --git a/net/mctp/test/route-test.c b/net/mctp/test/route-test.c
index 43076a89edfd..a8254daeeb96 100644
--- a/net/mctp/test/route-test.c
+++ b/net/mctp/test/route-test.c
@@ -100,6 +100,26 @@ static struct sk_buff *mctp_test_create_skb(const struct mctp_hdr *hdr,
return skb;
}
+static struct sk_buff *__mctp_test_create_skb_data(const struct mctp_hdr *hdr,
+ const void *data,
+ size_t data_len)
+{
+ size_t hdr_len = sizeof(*hdr);
+ struct sk_buff *skb;
+
+ skb = alloc_skb(hdr_len + data_len, GFP_KERNEL);
+ if (!skb)
+ return NULL;
+
+ memcpy(skb_put(skb, hdr_len), hdr, hdr_len);
+ memcpy(skb_put(skb, data_len), data, data_len);
+
+ return skb;
+}
+
+#define mctp_test_create_skb_data(h, d) \
+ __mctp_test_create_skb_data(h, d, sizeof(*d))
+
struct mctp_frag_test {
unsigned int mtu;
unsigned int msgsize;
@@ -264,9 +284,121 @@ static void mctp_rx_input_test_to_desc(const struct mctp_rx_input_test *t,
KUNIT_ARRAY_PARAM(mctp_rx_input, mctp_rx_input_tests,
mctp_rx_input_test_to_desc);
+/* set up a local dev, route on EID 8, and a socket listening on type 0 */
+static void __mctp_route_test_init(struct kunit *test,
+ struct mctp_test_dev **devp,
+ struct mctp_test_route **rtp,
+ struct socket **sockp)
+{
+ struct sockaddr_mctp addr;
+ struct mctp_test_route *rt;
+ struct mctp_test_dev *dev;
+ struct socket *sock;
+ int rc;
+
+ dev = mctp_test_create_dev();
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev);
+
+ rt = mctp_test_create_route(&init_net, dev->mdev, 8, 68);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, rt);
+
+ rc = sock_create_kern(&init_net, AF_MCTP, SOCK_DGRAM, 0, &sock);
+ KUNIT_ASSERT_EQ(test, rc, 0);
+
+ addr.smctp_family = AF_MCTP;
+ addr.smctp_network = MCTP_NET_ANY;
+ addr.smctp_addr.s_addr = 8;
+ addr.smctp_type = 0;
+ rc = kernel_bind(sock, (struct sockaddr *)&addr, sizeof(addr));
+ KUNIT_ASSERT_EQ(test, rc, 0);
+
+ *rtp = rt;
+ *devp = dev;
+ *sockp = sock;
+}
+
+static void __mctp_route_test_fini(struct kunit *test,
+ struct mctp_test_dev *dev,
+ struct mctp_test_route *rt,
+ struct socket *sock)
+{
+ sock_release(sock);
+ mctp_test_route_destroy(test, rt);
+ mctp_test_destroy_dev(dev);
+}
+
+struct mctp_route_input_sk_test {
+ struct mctp_hdr hdr;
+ u8 type;
+ bool deliver;
+};
+
+static void mctp_test_route_input_sk(struct kunit *test)
+{
+ const struct mctp_route_input_sk_test *params;
+ struct sk_buff *skb, *skb2;
+ struct mctp_test_route *rt;
+ struct mctp_test_dev *dev;
+ struct socket *sock;
+ int rc;
+
+ params = test->param_value;
+
+ __mctp_route_test_init(test, &dev, &rt, &sock);
+
+ skb = mctp_test_create_skb_data(&params->hdr, &params->type);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, skb);
+
+ skb->dev = dev->ndev;
+ __mctp_cb(skb);
+
+ rc = mctp_route_input(&rt->rt, skb);
+
+ if (params->deliver) {
+ KUNIT_EXPECT_EQ(test, rc, 0);
+
+ skb2 = skb_recv_datagram(sock->sk, 0, 1, &rc);
+ KUNIT_EXPECT_NOT_ERR_OR_NULL(test, skb2);
+ KUNIT_EXPECT_EQ(test, skb->len, 1);
+
+ skb_free_datagram(sock->sk, skb2);
+
+ } else {
+ KUNIT_EXPECT_NE(test, rc, 0);
+ skb2 = skb_recv_datagram(sock->sk, 0, 1, &rc);
+ KUNIT_EXPECT_PTR_EQ(test, skb2, NULL);
+ }
+
+ __mctp_route_test_fini(test, dev, rt, sock);
+}
+
+#define FL_S (MCTP_HDR_FLAG_SOM)
+#define FL_E (MCTP_HDR_FLAG_EOM)
+#define FL_T (MCTP_HDR_FLAG_TO)
+
+static const struct mctp_route_input_sk_test mctp_route_input_sk_tests[] = {
+ { .hdr = RX_HDR(1, 10, 8, FL_S | FL_E | FL_T), .type = 0, .deliver = true },
+ { .hdr = RX_HDR(1, 10, 8, FL_S | FL_E | FL_T), .type = 1, .deliver = false },
+ { .hdr = RX_HDR(1, 10, 8, FL_S | FL_E), .type = 0, .deliver = false },
+ { .hdr = RX_HDR(1, 10, 8, FL_E | FL_T), .type = 0, .deliver = false },
+ { .hdr = RX_HDR(1, 10, 8, FL_T), .type = 0, .deliver = false },
+ { .hdr = RX_HDR(1, 10, 8, 0), .type = 0, .deliver = false },
+};
+
+static void mctp_route_input_sk_to_desc(const struct mctp_route_input_sk_test *t,
+ char *desc)
+{
+ sprintf(desc, "{%x,%x,%x,%x} type %d", t->hdr.ver, t->hdr.src,
+ t->hdr.dest, t->hdr.flags_seq_tag, t->type);
+}
+
+KUNIT_ARRAY_PARAM(mctp_route_input_sk, mctp_route_input_sk_tests,
+ mctp_route_input_sk_to_desc);
+
static struct kunit_case mctp_test_cases[] = {
KUNIT_CASE_PARAM(mctp_test_fragment, mctp_frag_gen_params),
KUNIT_CASE_PARAM(mctp_test_rx_input, mctp_rx_input_gen_params),
+ KUNIT_CASE_PARAM(mctp_test_route_input_sk, mctp_route_input_sk_gen_params),
{}
};