From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 29FCEC433FE for ; Wed, 24 Nov 2021 23:26:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345786AbhKXXaG (ORCPT ); Wed, 24 Nov 2021 18:30:06 -0500 Received: from mail.kernel.org ([198.145.29.99]:59944 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346233AbhKXXaD (ORCPT ); Wed, 24 Nov 2021 18:30:03 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id D30E8610E6; Wed, 24 Nov 2021 23:26:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637796413; bh=aNS387HPl55LXcJcWNjuyY88ApZI871kUxLY6yQZWZA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uztNmr3SQybT1yXaE3x0SJRtlHoLxzr5KXkqLzn6vaU9rFIXVjKLvzcD7RrmS/U/k XpzNvxjJtgNQr7JDT427lt/QW35srOoQNaw0E1MvDgp/wWooBE0+toLqG8tRc2eBCy wpvHq0i4twCGqjAo/VZL0SvbNCg2hXFrGsAOac/hlw4NupX2fz4XMIJFnA8PGLbrMP 7BR3L4BtmxeqvSp0ApfaucVcE/DuXegxWmm6D0YajbvxS3mW2pts2y4IPdQbf18qHh aEXHyZ14dez+3Wk6jO4SpHjXzmZ88oEWgTklARLJEfHe5VWE1Zh3JP7NignjAoa7h1 bcHA4yHJzss1A== From: Jakub Kicinski To: davem@davemloft.net Cc: netdev@vger.kernel.org, shuah@kernel.org, linux-kselftest@vger.kernel.org, davejwatson@fb.com, borisp@nvidia.com, john.fastabend@gmail.com, daniel@iogearbox.net, vakul.garg@nxp.com, willemb@google.com, vfedorenko@novek.ru, Jakub Kicinski Subject: [PATCH net 7/9] selftests: tls: test splicing decrypted records Date: Wed, 24 Nov 2021 15:25:55 -0800 Message-Id: <20211124232557.2039757-8-kuba@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211124232557.2039757-1-kuba@kernel.org> References: <20211124232557.2039757-1-kuba@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Add tests for half-received and peeked records. Signed-off-by: Jakub Kicinski --- tools/testing/selftests/net/tls.c | 49 +++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c index 3dfa9d7dd4cc..6e78d7207cc1 100644 --- a/tools/testing/selftests/net/tls.c +++ b/tools/testing/selftests/net/tls.c @@ -679,6 +679,55 @@ TEST_F(tls, splice_dec_cmsg_to_pipe) EXPECT_EQ(memcmp(test_str, buf, send_len), 0); } +TEST_F(tls, recv_and_splice) +{ + int send_len = TLS_PAYLOAD_MAX_LEN; + char mem_send[TLS_PAYLOAD_MAX_LEN]; + char mem_recv[TLS_PAYLOAD_MAX_LEN]; + int half = send_len / 2; + int p[2]; + + ASSERT_GE(pipe(p), 0); + EXPECT_EQ(send(self->fd, mem_send, send_len, 0), send_len); + /* Recv hald of the record, splice the other half */ + EXPECT_EQ(recv(self->cfd, mem_recv, half, MSG_WAITALL), half); + EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, half, SPLICE_F_NONBLOCK), + half); + EXPECT_EQ(read(p[0], &mem_recv[half], half), half); + EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); +} + +TEST_F(tls, peek_and_splice) +{ + int send_len = TLS_PAYLOAD_MAX_LEN; + char mem_send[TLS_PAYLOAD_MAX_LEN]; + char mem_recv[TLS_PAYLOAD_MAX_LEN]; + int chunk = TLS_PAYLOAD_MAX_LEN / 4; + int n, i, p[2]; + + memrnd(mem_send, sizeof(mem_send)); + + ASSERT_GE(pipe(p), 0); + for (i = 0; i < 4; i++) + EXPECT_EQ(send(self->fd, &mem_send[chunk * i], chunk, 0), + chunk); + + EXPECT_EQ(recv(self->cfd, mem_recv, chunk * 5 / 2, + MSG_WAITALL | MSG_PEEK), + chunk * 5 / 2); + EXPECT_EQ(memcmp(mem_send, mem_recv, chunk * 5 / 2), 0); + + n = 0; + while (n < send_len) { + i = splice(self->cfd, NULL, p[1], NULL, send_len - n, 0); + EXPECT_GT(i, 0); + n += i; + } + EXPECT_EQ(n, send_len); + EXPECT_EQ(read(p[0], mem_recv, send_len), send_len); + EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0); +} + TEST_F(tls, recvmsg_single) { char const *test_str = "test_recvmsg_single"; -- 2.31.1