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selftests: tls: add test for peeking past a record of a different type

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If we queue 3 records:
 - record 1, type DATA
 - record 2, some other type
 - record 3, type DATA
the current code can look past the 2nd record and merge the 2 data
records.

Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Link: https://lore.kernel.org/r/4623550f8617c239581030c13402d3262f2bd14f.1708007371.git.sd@queasysnail.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Sabrina Dubroca 2024-02-15 17:17:33 +01:00 committed by Jakub Kicinski
parent 7b2a4c2a62
commit 2bf6172632
1 changed files with 19 additions and 0 deletions
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19
tools/testing/selftests/net/tls.c
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@ -1511,6 +1511,25 @@ TEST_F(tls, control_msg_nomerge)
EXPECT_EQ(memcmp(buf, rec2, send_len), 0);
}
TEST_F(tls, data_control_data)
{
char *rec1 = "1111";
char *rec2 = "2222";
char *rec3 = "3333";
int send_len = 5;
char buf[15];
if (self->notls)
SKIP(return, "no TLS support");
EXPECT_EQ(send(self->fd, rec1, send_len, 0), send_len);
EXPECT_EQ(tls_send_cmsg(self->fd, 100, rec2, send_len, 0), send_len);
EXPECT_EQ(send(self->fd, rec3, send_len, 0), send_len);
EXPECT_EQ(recv(self->cfd, buf, sizeof(buf), MSG_PEEK), send_len);
EXPECT_EQ(recv(self->cfd, buf, sizeof(buf), MSG_PEEK), send_len);
}
TEST_F(tls, shutdown)
{
char const *test_str = "test_read";