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selftests/tls: add test for sleeping even though there is data

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[ Upstream commit 043556d091 ]

Add a test which sends 15 bytes of data, and then tries
to read 10 byes twice.  Previously the second read would
sleep indifinitely, since the record was already decrypted
and there is only 5 bytes left, not full 10.

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>
This commit is contained in:
Jakub Kicinski
2019-05-24 10:34:33 -07:00
committed by Greg Kroah-Hartman
parent 4e0cec5246
commit 9904c83d0c
1 changed files with 15 additions and 0 deletions
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15
tools/testing/selftests/net/tls.c
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@@ -442,6 +442,21 @@ TEST_F(tls, multiple_send_single_recv)
EXPECT_EQ(memcmp(send_mem, recv_mem + send_len, send_len), 0);
}
TEST_F(tls, single_send_multiple_recv_non_align)
{
const unsigned int total_len = 15;
const unsigned int recv_len = 10;
char recv_mem[recv_len * 2];
char send_mem[total_len];
EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0);
memset(recv_mem, 0, total_len);
EXPECT_EQ(recv(self->cfd, recv_mem, recv_len, 0), recv_len);
EXPECT_EQ(recv(self->cfd, recv_mem + recv_len, recv_len, 0), 5);
EXPECT_EQ(memcmp(send_mem, recv_mem, total_len), 0);
}
TEST_F(tls, recv_partial)
{
char const *test_str = "test_read_partial";