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-rw-r--r--test/dm/eth.c86
1 files changed, 86 insertions, 0 deletions
diff --git a/test/dm/eth.c b/test/dm/eth.c
index 9e52d5cdfe..86482e9755 100644
--- a/test/dm/eth.c
+++ b/test/dm/eth.c
@@ -344,3 +344,89 @@ static int dm_test_eth_async_arp_reply(struct unit_test_state *uts)
}
DM_TEST(dm_test_eth_async_arp_reply, DM_TESTF_SCAN_FDT);
+
+static int sb_check_ping_reply(struct udevice *dev, void *packet,
+ unsigned int len)
+{
+ struct eth_sandbox_priv *priv = dev_get_priv(dev);
+ struct ethernet_hdr *eth = packet;
+ struct ip_udp_hdr *ip;
+ struct icmp_hdr *icmp;
+ /* Used by all of the ut_assert macros */
+ struct unit_test_state *uts = priv->priv;
+
+ if (ntohs(eth->et_protlen) != PROT_IP)
+ return 0;
+
+ ip = packet + ETHER_HDR_SIZE;
+
+ if (ip->ip_p != IPPROTO_ICMP)
+ return 0;
+
+ icmp = (struct icmp_hdr *)&ip->udp_src;
+
+ if (icmp->type != ICMP_ECHO_REPLY)
+ return 0;
+
+ /* This test would be worthless if we are not waiting */
+ ut_assert(arp_is_waiting());
+
+ /* Validate response */
+ ut_assert(memcmp(eth->et_src, net_ethaddr, ARP_HLEN) == 0);
+ ut_assert(memcmp(eth->et_dest, priv->fake_host_hwaddr, ARP_HLEN) == 0);
+ ut_assert(eth->et_protlen == htons(PROT_IP));
+
+ ut_assert(net_read_ip(&ip->ip_src).s_addr == net_ip.s_addr);
+ ut_assert(net_read_ip(&ip->ip_dst).s_addr ==
+ string_to_ip("1.1.2.4").s_addr);
+
+ return 0;
+}
+
+static int sb_with_async_ping_handler(struct udevice *dev, void *packet,
+ unsigned int len)
+{
+ struct eth_sandbox_priv *priv = dev_get_priv(dev);
+ struct ethernet_hdr *eth = packet;
+ struct arp_hdr *arp = packet + ETHER_HDR_SIZE;
+ int ret;
+
+ /*
+ * If we are about to generate a reply to ARP, first inject a request
+ * from another host
+ */
+ if (ntohs(eth->et_protlen) == PROT_ARP &&
+ ntohs(arp->ar_op) == ARPOP_REQUEST) {
+ /* Make sure sandbox_eth_recv_arp_req() knows who is asking */
+ priv->fake_host_ipaddr = string_to_ip("1.1.2.4");
+
+ ret = sandbox_eth_recv_ping_req(dev);
+ if (ret)
+ return ret;
+ }
+
+ sandbox_eth_arp_req_to_reply(dev, packet, len);
+ sandbox_eth_ping_req_to_reply(dev, packet, len);
+
+ return sb_check_ping_reply(dev, packet, len);
+}
+
+static int dm_test_eth_async_ping_reply(struct unit_test_state *uts)
+{
+ net_ping_ip = string_to_ip("1.1.2.2");
+
+ sandbox_eth_set_tx_handler(0, sb_with_async_ping_handler);
+ /* Used by all of the ut_assert macros in the tx_handler */
+ sandbox_eth_set_priv(0, uts);
+ sandbox_eth_skip_timeout();
+
+ env_set("ethact", "eth@10002000");
+ ut_assert(net_loop(PING) == -ETIMEDOUT);
+ ut_asserteq_str("eth@10002000", env_get("ethact"));
+
+ sandbox_eth_set_tx_handler(0, NULL);
+
+ return 0;
+}
+
+DM_TEST(dm_test_eth_async_ping_reply, DM_TESTF_SCAN_FDT);