selftests/tls: test for lowat overshoot with multiple records (7718a855) · Commits · 戴 / test

Set SO_RCVLOWAT and test it gets respected when gathering data from multiple records. Signed-off-by:

tools/testing/selftests/net/tls.c

+19 −0

Original line number	Diff line number	Diff line
		@@ -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)
		{