From patchwork Fri Jun 19 22:56:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Michael Sun X-Patchwork-Id: 11615301 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 43E7E913 for ; Fri, 19 Jun 2020 22:56:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2BC9E223FB for ; Fri, 19 Jun 2020 22:56:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="aCfziuW5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729883AbgFSW4h (ORCPT ); Fri, 19 Jun 2020 18:56:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44568 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729852AbgFSW4h (ORCPT ); Fri, 19 Jun 2020 18:56:37 -0400 Received: from mail-qt1-x849.google.com (mail-qt1-x849.google.com [IPv6:2607:f8b0:4864:20::849]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 25382C06174E for ; Fri, 19 Jun 2020 15:56:37 -0700 (PDT) Received: by mail-qt1-x849.google.com with SMTP id l19so8294485qtp.12 for ; Fri, 19 Jun 2020 15:56:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc:content-transfer-encoding; bh=roAyZpjVSESurkaK6RP9hHgfsiB7rFjIxv3cT1jDzMg=; b=aCfziuW590Vw5kWK+wketdQr5Z+o2Cm9O2UiG1XhEUyDmNstt0Y+0p1UCjsmNC5/sn P1Cp0Vd54wqoBtAq2z0/rEtOSz3G+5n8amvNOlwPKyFCaXCwtKZWx9/Y86lqrGAM4RmX I5l9bsvAdneovsW7JJ09/mNf0KbPjcjR2KRBNwTFywJ4w1nT76iJvLJOk8lCsocTfH+D aeKeqHJge/hHd4rOYAmZQRdxKOQkt2MPJBmU7s0I9f4lEuoS3nLK5Ivki7efptXRl61X odhhEDZrhfddPRuuxwZv0wk0WTnASWv9mkkIZBQ7rgv67QkwABzvVf0wyiVonA+Fz3YF Ghuw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc:content-transfer-encoding; bh=roAyZpjVSESurkaK6RP9hHgfsiB7rFjIxv3cT1jDzMg=; b=bpZBu4+C8AOzJbXEtQqXXmRjKUqB+IpmvnbxP6QQW8sHidG8CQCci7cLbLBvZe/AjU fozazZTgCrnK3k9k2ZLWrsmojWOtLMwfV5Yydql3LxgBwlrqU/Lc1k0xOVI4mykKXlGl 5dLsqpbl2Ez1YRPl1bZg4umT59XCdQM3pSzHTkNgLQ2ViX008+K4eq5Sdb7EClcZnTqg YnVgmODEQSNn72Bu0m1Om8wB8zx67DwRgOkwA6oJsALzZfG/y7IM0EYbuEE81EJy1IRA FPH132awtamv2aCzxQSjos8CDc91kYuDeGU+lUU3XJqCBAQCJiZj4vhhCF5TneTa2Rcx CJmw== X-Gm-Message-State: AOAM532XMEU+lgHkWWDvZOnklEDViRi9GeLtYd93eXka+SanyNisGDao TP+VNS27M43tWsaFnHXag1SzmrF/ba6VB2h3ZjiQ5XyN4T6EL71qYXEFwSk+NZ5txSAUzZUGKw7 M3iUbUeqn6v3Alb9poLxqrBaMOczeAJVv2V6RZezWGugVETI3MmX8FLn9Jd8RgGKfGMPf8nqrA6 wH49PzzSA3M8o= X-Google-Smtp-Source: ABdhPJy2bytPUwEqwWeMfLZE00f/RAmHZ5fZkYcyxm/rLyJFUVLl0VIjzTbsw1+MwUYgVwj6qAbXmxxejwf9+q641w== X-Received: by 2002:ad4:556e:: with SMTP id w14mr11073069qvy.137.1592607396161; Fri, 19 Jun 2020 15:56:36 -0700 (PDT) Date: Fri, 19 Jun 2020 15:56:21 -0700 In-Reply-To: <20200619225623.10200-1-michaelfsun@google.com> Message-Id: <20200619155612.bluez.v4.1.Ia9d7e5ca8da3bb6e1356b2b0e6fa18fafa022af0@changeid> Mime-Version: 1.0 References: <20200619225623.10200-1-michaelfsun@google.com> X-Mailer: git-send-email 2.27.0.111.gc72c7da667-goog Subject: [bluez PATCH v4 1/3] btmgmt: Add "monitor" btmgmt submenu and command "features" From: Michael Sun To: linux-bluetooth@vger.kernel.org Cc: luiz.von.dentz@intel.com, mcchou@chromium.org, chromeos-bluetooth-upstreaming@chromium.org, alainm@chromium.org, Michael Sun Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This patch introduces a new submenu "monitor" along with command ‘features’ to help user query for supported advertisement features. The command will work with the new MGMT opcode MGMT_OP_READ_ADV_MONITOR_FEATURES. Tested on Atlas Chromebook with a sample stdout below: [mgmt]# features Supported features: None Enabled features: None Max number of handles: 32 Max number of patterns: 16 Handles list with 2 items: 0x0001 0x0002 Reviewed-by: Miao-chen Chou Signed-off-by: Michael Sun --- Changes in v4: None Changes in v3: None Changes in v2: - Move features command into submenu and fix build warnings tools/btmgmt.c | 88 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) diff --git a/tools/btmgmt.c b/tools/btmgmt.c index 46e7465b31c9..f50d29651346 100644 --- a/tools/btmgmt.c +++ b/tools/btmgmt.c @@ -4567,6 +4567,83 @@ static void cmd_wbs(int argc, char **argv) cmd_setting(MGMT_OP_SET_WIDEBAND_SPEECH, argc, argv); } +static const char * const advmon_features_str[] = { + "Pattern monitor with logic OR.", +}; + +static const char *advmon_features2str(uint32_t features) +{ + static char str[512]; + unsigned int off, i; + + off = 0; + snprintf(str, sizeof(str), "\n\tNone"); + + for (i = 0; i < NELEM(advmon_features_str); i++) { + if ((features & (1 << i)) != 0 && off < sizeof(str)) + off += snprintf(str + off, sizeof(str) - off, "\n\t%s", + advmon_features_str[i]); + } + + return str; +} + +static void advmon_features_rsp(uint8_t status, uint16_t len, const void *param, + void *user_data) +{ + const struct mgmt_rp_read_adv_monitor_features *rp = param; + uint32_t supported_features, enabled_features; + uint16_t num_handles; + int i; + + if (status != MGMT_STATUS_SUCCESS) { + error("Reading adv monitor features failed with status 0x%02x " + "(%s)", status, mgmt_errstr(status)); + return bt_shell_noninteractive_quit(EXIT_FAILURE); + } + + if (len < sizeof(*rp)) { + error("Too small adv monitor features reply (%u bytes)", len); + return bt_shell_noninteractive_quit(EXIT_FAILURE); + } + + supported_features = le32_to_cpu(rp->supported_features); + enabled_features = le32_to_cpu(rp->enabled_features); + num_handles = le16_to_cpu(rp->num_handles); + + if (len < sizeof(*rp) + num_handles * sizeof(uint16_t)) { + error("Handles count (%u) doesn't match reply length (%u)", + num_handles, len); + return bt_shell_noninteractive_quit(EXIT_FAILURE); + } + + print("Supported features:%s", advmon_features2str(supported_features)); + print("Enabled features:%s", advmon_features2str(enabled_features)); + print("Max number of handles: %u", le16_to_cpu(rp->max_num_handles)); + print("Max number of patterns: %u", rp->max_num_patterns); + print("Handles list with %u item%s", num_handles, + num_handles == 0 ? "" : num_handles == 1 ? ":" : "s:"); + for (i = 0; i < num_handles; i++) + print("\t0x%04x ", le16_to_cpu(rp->handles[i])); + + return bt_shell_noninteractive_quit(EXIT_SUCCESS); +} + +static void cmd_advmon_features(int argc, char **argv) +{ + uint16_t index; + + index = mgmt_index; + if (index == MGMT_INDEX_NONE) + index = 0; + + if (!mgmt_send(mgmt, MGMT_OP_READ_ADV_MONITOR_FEATURES, index, 0, NULL, + advmon_features_rsp, NULL, NULL)) { + error("Unable to send advertising monitor features command"); + return bt_shell_noninteractive_quit(EXIT_FAILURE); + } +} + static void register_mgmt_callbacks(struct mgmt *mgmt, uint16_t index) { mgmt_register(mgmt, MGMT_EV_CONTROLLER_ERROR, index, controller_error, @@ -4635,6 +4712,16 @@ static void cmd_select(int argc, char **argv) update_prompt(mgmt_index); } +static const struct bt_shell_menu monitor_menu = { + .name = "monitor", + .desc = "Advertisement Monitor Submenu", + .entries = { + { "features", NULL, + cmd_advmon_features, "Show advertisement monitor " + "features" }, + { } }, +}; + static const struct bt_shell_menu main_menu = { .name = "main", .entries = { @@ -4815,6 +4902,7 @@ int main(int argc, char *argv[]) bt_shell_init(argc, argv, &opt); bt_shell_set_menu(&main_menu); + bt_shell_add_submenu(&monitor_menu); mgmt = mgmt_new_default(); if (!mgmt) {