Bluetooth: audio: Add initial Hearing Access Service shell

This adds initial shell support for HAS.

Signed-off-by: Szymon Czapracki <szymon.czapracki@codecoup.pl>

subsys/bluetooth/shell/CMakeLists.txt

@@ -69,6 +69,10 @@ zephyr_library_sources_ifdef(
   CONFIG_BT_MCS
   media_controller.c
   )
+zephyr_library_sources_ifdef(
+  CONFIG_BT_HAS
+  has.c
+  )
 # We use BT_AUDIO_STREAM as a common ground for audio, as that is set whenever
 # any audio stream functionality is enabled.
 zephyr_library_sources_ifdef(

subsys/bluetooth/shell/has.c

@@ -0,0 +1,112 @@
+/**
+ * @file
+ * @brief Bluetooth Hearing Access Service (HAS) shell.
+ *
+ * Copyright (c) 2022 Codecoup
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr.h>
+#include <bluetooth/conn.h>
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/audio/has.h>
+#include <shell/shell.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "bt.h"
+
+static int cmd_preset_reg(const struct shell *sh, size_t argc, char **argv)
+{
+	int err = 0;
+	struct bt_has_preset_register_param param = {
+		.index = shell_strtoul(argv[1], 16, &err),
+		.properties = shell_strtoul(argv[2], 16, &err),
+		.name = argv[3],
+	};
+
+	if (err < 0) {
+		shell_print(sh, "Invalid command parameter (err %d)", err);
+		return err;
+	}
+
+	err = bt_has_preset_register(&param);
+	if (err < 0) {
+		shell_error(sh, "Preset register failed (err %d)", err);
+		return err;
+	}
+
+	return 0;
+}
+
+static int cmd_preset_unreg(const struct shell *sh, size_t argc, char **argv)
+{
+	int err = 0;
+	const uint8_t index = shell_strtoul(argv[1], 16, &err);
+
+	if (err < 0) {
+		shell_print(sh, "Invalid command parameter (err %d)", err);
+		return err;
+	}
+
+	err = bt_has_preset_unregister(index);
+	if (err < 0) {
+		shell_print(sh, "Preset unregister failed (err %d)", err);
+		return err;
+	}
+
+	return 0;
+}
+
+struct print_list_entry_data {
+	int num;
+	const struct shell *sh;
+};
+
+static uint8_t print_list_entry(uint8_t index, enum bt_has_properties properties,
+				const char *name, void *user_data)
+{
+	struct print_list_entry_data *data = user_data;
+
+	shell_print(data->sh, "%d: index 0x%02x prop 0x%02x name %s", ++data->num, index,
+		    properties, name);
+
+	return BT_HAS_PRESET_ITER_CONTINUE;
+}
+
+static int cmd_preset_list(const struct shell *sh, size_t argc, char **argv)
+{
+	struct print_list_entry_data data = {
+		.sh = sh,
+	};
+
+	bt_has_preset_foreach(0, print_list_entry, &data);
+
+	if (data.num == 0) {
+		shell_print(sh, "No presets registered");
+	}
+
+	return 0;
+}
+
+static int cmd_has(const struct shell *sh, size_t argc, char **argv)
+{
+	if (argc > 1) {
+		shell_error(sh, "%s unknown parameter: %s", argv[0], argv[1]);
+	} else {
+		shell_error(sh, "%s missing subcomand", argv[0]);
+	}
+
+	return -ENOEXEC;
+}
+
+SHELL_STATIC_SUBCMD_SET_CREATE(has_cmds,
+	SHELL_CMD_ARG(preset-reg, NULL, "Register preset <index> <properties> <name>",
+		      cmd_preset_reg, 4, 0),
+	SHELL_CMD_ARG(preset-unreg, NULL, "Unregister preset <index>", cmd_preset_unreg, 2, 0),
+	SHELL_CMD_ARG(preset-list, NULL, "List all presets", cmd_preset_list, 1, 0),
+	SHELL_SUBCMD_SET_END
+);
+
+SHELL_CMD_ARG_REGISTER(has, &has_cmds, "Bluetooth HAS shell commands", cmd_has, 1, 1);

tests/bluetooth/shell/audio.conf

@@ -101,6 +101,8 @@ CONFIG_BT_BASS_CLIENT=y
 
 CONFIG_BT_HAS=y
 CONFIG_BT_HAS_HEARING_AID_MONAURAL=y
+CONFIG_BT_HAS_PRESET_NAME_DYNAMIC=y
+CONFIG_BT_HAS_PRESET_COUNT=4
 CONFIG_BT_SMP_SC_PAIR_ONLY=y
 CONFIG_BT_SMP_MIN_ENC_KEY_SIZE=16