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authorGleb Smirnoff <glebius@FreeBSD.org>2026-03-24 20:51:59 +0000
committerGleb Smirnoff <glebius@FreeBSD.org>2026-03-24 21:24:58 +0000
commitcd05c88058b5b3684f0d7f3086afa21a944d9cd1 (patch)
treec2470bdac1fd9dee5b5f7aa376399de5f9d1bae6
parent954aaf3958e2ea0e9b1811090ddbb9d8b13a3e5a (diff)
tests/netinet: add test for getsockname() on a disconnected TCP socket
Stack it into existing file that exercises an other corner case of our TCP and rename the file to a more generic name.
-rw-r--r--ObsoleteFiles.inc3
-rw-r--r--tests/sys/netinet/Makefile2
-rw-r--r--tests/sys/netinet/tcp_socket.c (renamed from tests/sys/netinet/tcp_implied_connect.c)39
3 files changed, 40 insertions, 4 deletions
diff --git a/ObsoleteFiles.inc b/ObsoleteFiles.inc
index 1b5fe1dec9b3..0f8fd14e2c44 100644
--- a/ObsoleteFiles.inc
+++ b/ObsoleteFiles.inc
@@ -51,6 +51,9 @@
# xargs -n1 | sort | uniq -d;
# done
+# 20260324: test file renamed
+OLD_FILES+=usr/tests/sys/netinet/tcp_implied_connect
+
# 20260302: Remove obsolete le(4) ethernet driver
OLD_FILES+=usr/share/man/man4/le.4.gz
diff --git a/tests/sys/netinet/Makefile b/tests/sys/netinet/Makefile
index 564eabae3313..42906aa2dd93 100644
--- a/tests/sys/netinet/Makefile
+++ b/tests/sys/netinet/Makefile
@@ -13,7 +13,7 @@ ATF_TESTS_C= broadcast \
so_reuseport_lb_test \
socket_afinet \
tcp_connect_port_test \
- tcp_implied_connect \
+ tcp_socket \
tcp_md5_getsockopt \
udp_bindings \
udp_io
diff --git a/tests/sys/netinet/tcp_implied_connect.c b/tests/sys/netinet/tcp_socket.c
index d03d6be4fb92..668a3915adb7 100644
--- a/tests/sys/netinet/tcp_implied_connect.c
+++ b/tests/sys/netinet/tcp_socket.c
@@ -33,8 +33,8 @@
#include <atf-c.h>
-ATF_TC_WITHOUT_HEAD(tcp_implied_connect);
-ATF_TC_BODY(tcp_implied_connect, tc)
+ATF_TC_WITHOUT_HEAD(implied_connect);
+ATF_TC_BODY(implied_connect, tc)
{
struct sockaddr_in sin = {
.sin_family = AF_INET,
@@ -72,9 +72,42 @@ ATF_TC_BODY(tcp_implied_connect, tc)
ATF_REQUIRE(strcmp(buf, repl) == 0);
}
+/*
+ * A disconnected TCP socket shall return the local address it used before
+ * it was disconnected.
+ */
+ATF_TC_WITHOUT_HEAD(getsockname_disconnected);
+ATF_TC_BODY(getsockname_disconnected, tc)
+{
+ struct sockaddr_in sin = {
+ .sin_family = AF_INET,
+ .sin_len = sizeof(sin),
+ };
+ socklen_t len;
+ int s, c, a;
+
+ ATF_REQUIRE(s = socket(PF_INET, SOCK_STREAM, 0));
+ ATF_REQUIRE(c = socket(PF_INET, SOCK_STREAM, 0));
+
+ ATF_REQUIRE(bind(s, (struct sockaddr *)&sin, sizeof(sin)) == 0);
+ len = sizeof(sin);
+ ATF_REQUIRE(getsockname(s, (struct sockaddr *)&sin, &len) == 0);
+ sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
+ ATF_REQUIRE(listen(s, -1) == 0);
+ ATF_REQUIRE(connect(c, (struct sockaddr *)&sin, sizeof(sin)) == 0);
+ ATF_REQUIRE((a = accept(s, NULL, NULL)) != 1);
+ ATF_REQUIRE(close(a) == 0);
+ ATF_REQUIRE(getsockname(c, (struct sockaddr *)&sin, &len) == 0);
+ ATF_REQUIRE(sin.sin_addr.s_addr == htonl(INADDR_LOOPBACK));
+
+ close(c);
+ close(s);
+}
+
ATF_TP_ADD_TCS(tp)
{
- ATF_TP_ADD_TC(tp, tcp_implied_connect);
+ ATF_TP_ADD_TC(tp, implied_connect);
+ ATF_TP_ADD_TC(tp, getsockname_disconnected);
return (atf_no_error());
}