diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-05-24 10:34:31 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-04 07:59:44 +0200 |
| commit | 2e87b8853672f8a1b1fd9e7c59c2a853a723a94a (patch) | |
| tree | 563dc494bd3bf5a85fb0c9b1828ec5ac70d9982f | |
| parent | 2b4435b877d80fc0d048009c3cf289cb55797f4f (diff) | |
selftests/tls: test for lowat overshoot with multiple records
[ Upstream commit 7718a855cd7ae9fc27a2aa1532ee105d52eb7634 ]
Set SO_RCVLOWAT and test it gets respected when gathering
data from multiple records.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | tools/testing/selftests/net/tls.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c index 47ddfc154036..01efbcd2258c 100644 --- a/tools/testing/selftests/net/tls.c +++ b/tools/testing/selftests/net/tls.c @@ -575,6 +575,25 @@ TEST_F(tls, recv_peek_large_buf_mult_recs) EXPECT_EQ(memcmp(test_str, buf, len), 0); } +TEST_F(tls, recv_lowat) +{ + char send_mem[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; + char recv_mem[20]; + int lowat = 8; + + EXPECT_EQ(send(self->fd, send_mem, 10, 0), 10); + EXPECT_EQ(send(self->fd, send_mem, 5, 0), 5); + + memset(recv_mem, 0, 20); + EXPECT_EQ(setsockopt(self->cfd, SOL_SOCKET, SO_RCVLOWAT, + &lowat, sizeof(lowat)), 0); + EXPECT_EQ(recv(self->cfd, recv_mem, 1, MSG_WAITALL), 1); + EXPECT_EQ(recv(self->cfd, recv_mem + 1, 6, MSG_WAITALL), 6); + EXPECT_EQ(recv(self->cfd, recv_mem + 7, 10, 0), 8); + + EXPECT_EQ(memcmp(send_mem, recv_mem, 10), 0); + EXPECT_EQ(memcmp(send_mem, recv_mem + 10, 5), 0); +} TEST_F(tls, pollin) { |