tests: Bluetooth: BAP: Add test to test invalid bcode
Add a babblesim test for testing the behavior when providing an invalid broadcast code as the broadcast sink. Signed-off-by: Emil Gydesen <emil.gydesen@nordicsemi.no>
This commit is contained in:
Emil Gydesen
Anas Nashif
parent
1fa27888f4
commit
303d0b786f
3 changed files with 110 additions and 16 deletions
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2021-2023 Nordic Semiconductor ASA
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* Copyright (c) 2021-2024 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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@ -20,6 +20,7 @@
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#include <zephyr/bluetooth/audio/pacs.h>
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#include <zephyr/bluetooth/bluetooth.h>
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#include <zephyr/bluetooth/gap.h>
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#include <zephyr/bluetooth/hci_types.h>
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#include <zephyr/bluetooth/iso.h>
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#include <zephyr/bluetooth/uuid.h>
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#include <zephyr/kernel.h>
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@ -46,6 +47,7 @@ CREATE_FLAG(flag_pa_sync_lost);
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CREATE_FLAG(flag_received);
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CREATE_FLAG(flag_pa_request);
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CREATE_FLAG(flag_bis_sync_requested);
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CREATE_FLAG(flag_big_sync_mic_failure);
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static struct bt_bap_broadcast_sink *g_sink;
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static struct bt_le_scan_recv_info broadcaster_info;
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@ -551,6 +553,10 @@ static void stopped_cb(struct bt_bap_stream *stream, uint8_t reason)
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{
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printk("Stream %p stopped with reason 0x%02X\n", stream, reason);
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k_sem_give(&sem_stopped);
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if (reason == BT_HCI_ERR_TERM_DUE_TO_MIC_FAIL) {
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SET_FLAG(flag_big_sync_mic_failure);
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}
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}
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static void recv_cb(struct bt_bap_stream *stream,
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@ -745,23 +751,16 @@ static void test_broadcast_sink_create_inval(void)
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}
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}
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static void test_broadcast_sync(bool encryption)
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static void test_broadcast_sync(const uint8_t broadcast_code[BT_AUDIO_BROADCAST_CODE_SIZE])
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{
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int err;
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printk("Syncing the sink\n");
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err = bt_bap_broadcast_sink_sync(g_sink, bis_index_bitfield, streams,
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encryption ? BROADCAST_CODE : NULL);
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err = bt_bap_broadcast_sink_sync(g_sink, bis_index_bitfield, streams, broadcast_code);
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if (err != 0) {
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FAIL("Unable to sync the sink: %d\n", err);
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return;
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}
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/* Wait for all to be started */
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printk("Waiting for streams to be started\n");
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for (size_t i = 0U; i < ARRAY_SIZE(streams); i++) {
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k_sem_take(&sem_started, K_FOREVER);
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}
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}
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static void test_broadcast_sync_inval(void)
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@ -932,7 +931,13 @@ static void test_common(void)
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WAIT_FOR_FLAG(flag_syncable);
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test_broadcast_sync_inval();
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test_broadcast_sync(false);
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test_broadcast_sync(NULL);
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/* Wait for all to be started */
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printk("Waiting for streams to be started\n");
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for (size_t i = 0U; i < ARRAY_SIZE(streams); i++) {
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k_sem_take(&sem_started, K_FOREVER);
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}
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printk("Waiting for data\n");
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WAIT_FOR_FLAG(flag_received);
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@ -974,7 +979,14 @@ static void test_sink_disconnect(void)
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test_broadcast_stop();
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/* Retry sync*/
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test_broadcast_sync(false);
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test_broadcast_sync(NULL);
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/* Wait for all to be started */
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printk("Waiting for streams to be started\n");
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for (size_t i = 0U; i < ARRAY_SIZE(streams); i++) {
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k_sem_take(&sem_started, K_FOREVER);
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}
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test_broadcast_stop();
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test_broadcast_delete_inval();
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@ -1006,7 +1018,13 @@ static void test_sink_encrypted(void)
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printk("Waiting for BIG syncable\n");
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WAIT_FOR_FLAG(flag_syncable);
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test_broadcast_sync(true);
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test_broadcast_sync(BROADCAST_CODE);
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/* Wait for all to be started */
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printk("Waiting for streams to be started\n");
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for (size_t i = 0U; i < ARRAY_SIZE(streams); i++) {
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k_sem_take(&sem_started, K_FOREVER);
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}
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printk("Waiting for data\n");
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WAIT_FOR_FLAG(flag_received);
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@ -1027,7 +1045,38 @@ static void test_sink_encrypted(void)
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k_sem_take(&sem_stopped, K_FOREVER);
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}
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PASS("Broadcast sink passed\n");
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PASS("Broadcast sink encrypted passed\n");
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}
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static void test_sink_encrypted_incorrect_code(void)
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{
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int err;
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err = init();
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if (err) {
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FAIL("Init failed (err %d)\n", err);
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return;
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}
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test_scan_and_pa_sync();
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test_broadcast_sink_create();
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printk("Broadcast source PA synced, waiting for BASE\n");
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WAIT_FOR_FLAG(flag_base_received);
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printk("BASE received\n");
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printk("Waiting for BIG syncable\n");
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WAIT_FOR_FLAG(flag_syncable);
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test_broadcast_sync(INCORRECT_BROADCAST_CODE);
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/* Wait for MIC failure */
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WAIT_FOR_FLAG(flag_big_sync_mic_failure);
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backchannel_sync_send_all(); /* let other devices know we have received data */
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backchannel_sync_send_all(); /* let the broadcast source know it can stop */
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PASS("Broadcast sink incorrect code passed\n");
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}
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static void broadcast_sink_with_assistant(void)
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@ -1058,7 +1107,13 @@ static void broadcast_sink_with_assistant(void)
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printk("Waiting for BIG sync request\n");
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WAIT_FOR_FLAG(flag_bis_sync_requested);
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test_broadcast_sync(false);
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test_broadcast_sync(NULL);
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/* Wait for all to be started */
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printk("Waiting for streams to be started\n");
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for (size_t i = 0U; i < ARRAY_SIZE(streams); i++) {
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k_sem_take(&sem_started, K_FOREVER);
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}
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printk("Waiting for data\n");
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WAIT_FOR_FLAG(flag_received);
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@ -1102,6 +1157,12 @@ static const struct bst_test_instance test_broadcast_sink[] = {
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.test_tick_f = test_tick,
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.test_main_f = test_sink_encrypted,
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},
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{
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.test_id = "broadcast_sink_encrypted_incorrect_code",
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.test_pre_init_f = test_init,
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.test_tick_f = test_tick,
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.test_main_f = test_sink_encrypted_incorrect_code,
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},
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{
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.test_id = "broadcast_sink_with_assistant",
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.test_pre_init_f = test_init,
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@ -40,7 +40,9 @@
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#define BROADCAST_CODE \
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((uint8_t[]){0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, \
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0xdd, 0xee, 0xff})
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#define INCORRECT_BROADCAST_CODE \
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((uint8_t[]){0xDE, 0xAD, 0xBE, 0xEF, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, \
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0xdd, 0xee, 0xff})
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struct unicast_stream {
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struct bt_cap_stream stream;
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struct bt_audio_codec_cfg codec_cfg;
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@ -0,0 +1,31 @@
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#!/usr/bin/env bash
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#
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# Copyright (c) 2021-2024 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: Apache-2.0
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VERBOSITY_LEVEL=2
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EXECUTE_TIMEOUT=100
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source ${ZEPHYR_BASE}/tests/bsim/sh_common.source
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cd ${BSIM_OUT_PATH}/bin
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printf "\n\n======== Broadcaster encrypted incorrect code test =========\n\n"
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SIMULATION_ID="broadcaster_encrypted_incorrect_code"
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Execute ./bs_${BOARD_TS}_tests_bsim_bluetooth_audio_prj_conf \
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-v=${VERBOSITY_LEVEL} -s=${SIMULATION_ID} -d=0 -testid=broadcast_source_encrypted \
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-RealEncryption=1 -rs=23 -D=2
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Execute ./bs_${BOARD_TS}_tests_bsim_bluetooth_audio_prj_conf \
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-v=${VERBOSITY_LEVEL} -s=${SIMULATION_ID} -d=1 -testid=broadcast_sink_encrypted_incorrect_code \
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-RealEncryption=1 -rs=27 -D=2
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# Simulation time should be larger than the WAIT_TIME in common.h
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Execute ./bs_2G4_phy_v1 -v=${VERBOSITY_LEVEL} -s=${SIMULATION_ID} \
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-D=2 -sim_length=60e6 $@
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wait_for_background_jobs
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