From patchwork Wed Apr 3 16:43:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pauli Virtanen X-Patchwork-Id: 13616492 Received: from lahtoruutu.iki.fi (lahtoruutu.iki.fi [185.185.170.37]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4A80B14C596 for ; Wed, 3 Apr 2024 16:46:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=185.185.170.37 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712162767; cv=pass; b=OXgX8th/buiSpB3qFpo0y6M5iJeha/b244SRoJvNhQrdeCfJ4RjjJm5hh1NulalW4ntTXNi1tnJ9YC5qjeos1kiKBh0KtG4xn/NLkq9C+cW+BSl0i+6Czmp044kQ7zWaTrw/6ShuvHGPxWqXGOZIVV+lNN4lHdOfvkFK8EX/7cs= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712162767; c=relaxed/simple; bh=TBTq1/pgDhwcGI4CajQNhPEXompuuII3oKojAvLbc/w=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZDhCYOs20WYDz0jhQneGh0iV1v6SyJwYcfErMBp8VLSzpqQ05yCtHco4ojzXKQsGIVyUkrRBPL7rBhXi54XfD3DGaVLnKdDlfp9SVS2jqe1eb9uq61cU8+1Dg99bIOebPMvl50yKYqnT7nOyLzTqoc/qVo9k4mAq8jl+5kNLjIg= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iki.fi; spf=pass smtp.mailfrom=iki.fi; dkim=pass (2048-bit key) header.d=iki.fi header.i=@iki.fi header.b=HjYl4l4H; arc=pass smtp.client-ip=185.185.170.37 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iki.fi Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iki.fi Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=iki.fi header.i=@iki.fi header.b="HjYl4l4H" Received: from monolith.lan (unknown [193.138.7.138]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: pav) by lahtoruutu.iki.fi (Postfix) with ESMTPSA id 4V8rGy16Ygz49Q4X; Wed, 3 Apr 2024 19:46:02 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iki.fi; s=lahtoruutu; t=1712162762; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=v7TQLnR6F+9sRt9uphya0SMZPbennG+mfKO57PtPSb8=; b=HjYl4l4HQwyuym+eyJ3IIyhljuqWiXtbGb9dbAY/Sdt3qn0zVeltmh71e0WTOspnsIe0oE nM8YoqcVGNabU6+xDY4faVZk5QH48tYq+bd9R6Bp2e6QCvswdvENG47JD2svedn4zlWrmw L8IlwE+5zHTfdGsFBepfm0G47M63lfyD6X7OIN069ui4Ghbl3HTlh8QyU4BuQb3oy3cEW0 xt3UI/zfwiaZnuHssM0XoNKIZHxNCoS+TsXBBWtFy80rIobnbSis0K2CPaBs5dZ/fha+4B OVD9VCir6DCjQ0bmI3JtpUtWhAajk96CJh6W/9MKINBUkQfkUzUPKLk7dgHmOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=iki.fi; s=lahtoruutu; t=1712162762; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=v7TQLnR6F+9sRt9uphya0SMZPbennG+mfKO57PtPSb8=; b=GYySNyDR0Eqv7sPJybUPdsPQCvo9Ys2lHQRUh9cmx14NNf/0JgXvB5ReUGBJxNSAAh8M3b XT5nTPA1m3DQY4GldeYqCpZcnLYqFAGcosiGLW/vghcLDc77DqyBtzcKuucchFTiu/gk5j 3xqTyPrx8a+DawQCHRMZL1pa9pM/y50NgoigIz2tha3sGhkvidI0hvoFCDW7lBerPaS5NK xze2FN+a99BCqup6C66kJSSrn6qLL7E852pLCrOGkPiJdAwwQljzE50Nr4S6JpdYlzYzyC ZX/TeCIn3L+wbI9csoXbEF2kOXvZJssqDKanrY1yyvgzFlESkXRAJlT56lSEIw== ARC-Authentication-Results: i=1; ORIGINATING; auth=pass smtp.auth=pav smtp.mailfrom=pav@iki.fi ARC-Seal: i=1; s=lahtoruutu; d=iki.fi; t=1712162762; a=rsa-sha256; cv=none; b=kX1ZTea69uDUZ9GVr6XUDa8UFZdYsFMS35qYvFXiiwTRlhcdU0A/6COY17ivKLXIVjgKw5 xNv14Hv6XIeh9BBfgkJoCygxUusAjVZx6BX8lU+TBU/0W2NujVoyNTlJgP2AINt5PfIaM/ 7aSz9EuulOyMGggrY7IsSG/S9Q7eOIr5nWneC3E3pOHmQJsdFtTUwC+la4mz4nI2ZuXxWq ugDzBFe3GrKO1k7OqB/1zEwwhuyHnPvdlJet6uEb7FC6Tvz6MQ+S+Q7NU/4wwIAP1hv/o6 AVwri4ZOA3ylcXsSH8vBtb7K7tfemeFL+zyaCmCLrHNXKyznIim+2tWlt+2OlA== From: Pauli Virtanen To: linux-bluetooth@vger.kernel.org Cc: Pauli Virtanen Subject: [PATCH BlueZ v5 3/7] l2cap-tester: Add test for TX timestamping Date: Wed, 3 Apr 2024 19:43:22 +0300 Message-ID: X-Mailer: git-send-email 2.44.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add test L2CAP BR/EDR Client - TX Timestamping --- tools/l2cap-tester.c | 107 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 102 insertions(+), 5 deletions(-) diff --git a/tools/l2cap-tester.c b/tools/l2cap-tester.c index 461f2c27c..375ff767b 100644 --- a/tools/l2cap-tester.c +++ b/tools/l2cap-tester.c @@ -30,6 +30,9 @@ #include "src/shared/tester.h" #include "src/shared/mgmt.h" +#include "src/shared/util.h" + +#include "tester.h" struct test_data { const void *test_data; @@ -38,12 +41,15 @@ struct test_data { struct hciemu *hciemu; enum hciemu_type hciemu_type; unsigned int io_id; + unsigned int err_io_id; uint16_t handle; uint16_t scid; uint16_t dcid; int sk; int sk2; bool host_disconnected; + int step; + struct tx_tstamp_data tx_ts; }; struct l2cap_data { @@ -86,6 +92,12 @@ struct l2cap_data { bool defer; bool shut_sock_wr; + + /* Enable SO_TIMESTAMPING with these flags */ + uint32_t so_timestamping; + + /* Number of additional packets to send. */ + unsigned int repeat_send; }; static void print_debug(const char *str, void *user_data) @@ -226,6 +238,11 @@ static void test_post_teardown(const void *test_data) data->io_id = 0; } + if (data->err_io_id > 0) { + g_source_remove(data->err_io_id); + data->err_io_id = 0; + } + hciemu_unref(data->hciemu); data->hciemu = NULL; } @@ -245,6 +262,7 @@ static void test_data_free(void *test_data) break; \ user->hciemu_type = HCIEMU_TYPE_BREDR; \ user->io_id = 0; \ + user->err_io_id = 0; \ user->test_data = data; \ tester_add_full(name, data, \ test_pre_setup, setup, func, NULL, \ @@ -259,6 +277,7 @@ static void test_data_free(void *test_data) break; \ user->hciemu_type = HCIEMU_TYPE_LE; \ user->io_id = 0; \ + user->err_io_id = 0; \ user->test_data = data; \ tester_add_full(name, data, \ test_pre_setup, setup, func, NULL, \ @@ -321,6 +340,17 @@ static const struct l2cap_data client_connect_write_success_test = { .data_len = sizeof(l2_data), }; +static const struct l2cap_data client_connect_tx_timestamping_test = { + .client_psm = 0x1001, + .server_psm = 0x1001, + .write_data = l2_data, + .data_len = sizeof(l2_data), + .so_timestamping = (SOF_TIMESTAMPING_SOFTWARE | + SOF_TIMESTAMPING_OPT_ID | + SOF_TIMESTAMPING_TX_SOFTWARE), + .repeat_send = 2, +}; + static const struct l2cap_data client_connect_shut_wr_success_test = { .client_psm = 0x1001, .server_psm = 0x1001, @@ -1096,6 +1126,8 @@ static void bthost_received_data(const void *buf, uint16_t len, struct test_data *data = tester_get_data(); const struct l2cap_data *l2data = data->test_data; + --data->step; + if (len != l2data->data_len) { tester_test_failed(); return; @@ -1103,7 +1135,7 @@ static void bthost_received_data(const void *buf, uint16_t len, if (memcmp(buf, l2data->write_data, l2data->data_len)) tester_test_failed(); - else + else if (!data->step) tester_test_passed(); } @@ -1207,6 +1239,59 @@ static bool check_mtu(struct test_data *data, int sk) return true; } +static gboolean recv_errqueue(GIOChannel *io, GIOCondition cond, + gpointer user_data) +{ + struct test_data *data = user_data; + const struct l2cap_data *l2data = data->test_data; + int sk = g_io_channel_unix_get_fd(io); + int err; + + data->step--; + + err = tx_tstamp_recv(&data->tx_ts, sk, l2data->data_len); + if (err > 0) + return TRUE; + else if (!err && !data->step) + tester_test_passed(); + else + tester_test_failed(); + + data->err_io_id = 0; + return FALSE; +} + +static void l2cap_tx_timestamping(struct test_data *data, GIOChannel *io) +{ + const struct l2cap_data *l2data = data->test_data; + int so = l2data->so_timestamping; + int sk; + int err; + unsigned int count; + + if (!(l2data->so_timestamping & SOF_TIMESTAMPING_TX_RECORD_MASK)) + return; + + sk = g_io_channel_unix_get_fd(io); + + tester_print("Enabling TX timestamping"); + + tx_tstamp_init(&data->tx_ts, l2data->so_timestamping); + + for (count = 0; count < l2data->repeat_send + 1; ++count) + data->step += tx_tstamp_expect(&data->tx_ts); + + err = setsockopt(sk, SOL_SOCKET, SO_TIMESTAMPING, &so, sizeof(so)); + if (err < 0) { + tester_warn("setsockopt SO_TIMESTAMPING: %s (%d)", + strerror(errno), errno); + tester_test_failed(); + return; + } + + data->err_io_id = g_io_add_watch(io, G_IO_ERR, recv_errqueue, data); +} + static gboolean l2cap_connect_cb(GIOChannel *io, GIOCondition cond, gpointer user_data) { @@ -1249,15 +1334,23 @@ static gboolean l2cap_connect_cb(GIOChannel *io, GIOCondition cond, } else if (l2data->write_data) { struct bthost *bthost; ssize_t ret; + unsigned int count; + + data->step = 0; bthost = hciemu_client_get_host(data->hciemu); bthost_add_cid_hook(bthost, data->handle, data->dcid, bthost_received_data, NULL); - ret = write(sk, l2data->write_data, l2data->data_len); - if (ret != l2data->data_len) { - tester_warn("Unable to write all data"); - tester_test_failed(); + l2cap_tx_timestamping(data, io); + + for (count = 0; count < l2data->repeat_send + 1; ++count) { + ret = write(sk, l2data->write_data, l2data->data_len); + if (ret != l2data->data_len) { + tester_warn("Unable to write all data"); + tester_test_failed(); + } + ++data->step; } return FALSE; @@ -2280,6 +2373,10 @@ int main(int argc, char *argv[]) &client_connect_write_success_test, setup_powered_client, test_connect); + test_l2cap_bredr("L2CAP BR/EDR Client - TX Timestamping", + &client_connect_tx_timestamping_test, + setup_powered_client, test_connect); + test_l2cap_bredr("L2CAP BR/EDR Client - Invalid PSM 1", &client_connect_nval_psm_test_1, setup_powered_client, test_connect);