From patchwork Thu Jul 22 07:23:15 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Howard Chung X-Patchwork-Id: 12393291 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-26.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64D45C6377D for ; Thu, 22 Jul 2021 07:23:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3F0E661249 for ; Thu, 22 Jul 2021 07:23:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230331AbhGVGnK (ORCPT ); Thu, 22 Jul 2021 02:43:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60818 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230308AbhGVGnJ (ORCPT ); Thu, 22 Jul 2021 02:43:09 -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 08D31C061575 for ; Thu, 22 Jul 2021 00:23:45 -0700 (PDT) Received: by mail-qt1-x849.google.com with SMTP id d7-20020ac85ac70000b029026ae3f4adc9so2920861qtd.13 for ; Thu, 22 Jul 2021 00:23:44 -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; bh=HvdHZncGc1VfMihgcLicxjQrJciR9sYvoNrkY1clreQ=; b=UV97h9mU/LMrcH7hiw1xDBgMN0zSstrtURIxe/uzLySwwcZlGGOiZhavNycARBdp0W 3I651c8XsW6Tm2Qe9/ZYG172Vhf0noUuQfJDvqfiMfoSFw8BDCw/ocJ4zOJqv5EJCzQn noPIkLyuaTau1xcnAHbI9qSVrw/0zt28oXg8Zo/54eJme3tLcuQJ74aCD086CgE+lvu+ FtOEQV+D4a8m1XwCGF44lDJILOznC74yG2mS3iUXG2icsaMx6dC6RZXMp7+yK0jjGAUT vZaOw+fTS24SaJwB7J06RgG8saLebM6L4YHk5MWS4esw8MSlM2cWzMP/rzKHV7vNp9Xg /9mA== 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; bh=HvdHZncGc1VfMihgcLicxjQrJciR9sYvoNrkY1clreQ=; b=n7bksVw3tGnPlE13Vcjr9ZlZ0RDlanyJYXCI+Sbdoaw83kQZ/6oW3FVzpg0E0VddwS I9Lo6acq2zqN4U67U2h2So5T0CXm3BO6Q08AuTEmlzbrhEtg3ZkPrEw4LlIFMTccsUn9 1SbFs+DM3DhfsxNNPcqzyaZ92zItpN2Mz0wq2hGtg7Myu//KI5CxrcXo/kC25j33OsmN eHBvfoqFoU0zpODEj5vGBw0btE9GObGRjlcep9N9eVB73osSwSL2CLw2/eYssfiwywWq Sc9rqPA32YUH0bI5wmsIFdzUWciyMvl5IR+98i+Eg9skbAvJ84g7oBYNioqQ8VSngQhJ GVrQ== X-Gm-Message-State: AOAM533bXm3RLJOWBryvmKmpXwWPQl4A2F0229h5OgCOXb1M93D9njgc xuUVg+V2xyUtCzb7RuB0VMzlATLI4vr3VxF18+WtOWj0kJ/TnealKZkF26aJNMA0fWNx+tHYBwB Ow5rNdiGcD40JvcyCuOfTvd1D45sQTR4+E5i8GhAAFJcy/S6Zp+X8anRWCye/RqhYVKg3RWfmV+ NGQvUPGtptfeo= X-Google-Smtp-Source: ABdhPJyT66pv1hkFYBTKPi/3GBqH3FOGoCR6WzxMvKLGrMFXnSA/3i4HxwaTI4KkF93MzqzKgwqaq70radhJlDFzLw== X-Received: from howardchung-p920.tpe.corp.google.com ([2401:fa00:1:10:69a3:595f:8267:f7e0]) (user=howardchung job=sendgmr) by 2002:a0c:e313:: with SMTP id s19mr39613196qvl.26.1626938624150; Thu, 22 Jul 2021 00:23:44 -0700 (PDT) Date: Thu, 22 Jul 2021 15:23:15 +0800 In-Reply-To: <20210722072321.1225119-1-howardchung@google.com> Message-Id: <20210722152159.Bluez.v2.5.I29607be7ac91b0a494ab51713ba14f583eb858ed@changeid> Mime-Version: 1.0 References: <20210722072321.1225119-1-howardchung@google.com> X-Mailer: git-send-email 2.32.0.402.g57bb445576-goog Subject: [Bluez PATCH v2 05/11] plugins/admin_policy: add admin_policy adapter driver From: Howard Chung To: linux-bluetooth@vger.kernel.org, luiz.dentz@gmail.com Cc: Yun-Hao Chung , Miao-chen Chou Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Yun-Hao Chung This adds code to register admin_policy driver to adapter when admin_policy plugin is enabled. The following test steps were performed: 1. restart bluetoothd 2. check if "Admin Policy is enabled" in system log Reviewed-by: Miao-chen Chou --- (no changes since v1) plugins/admin_policy.c | 67 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) diff --git a/plugins/admin_policy.c b/plugins/admin_policy.c index dd8d8973636f..2ece871564e6 100644 --- a/plugins/admin_policy.c +++ b/plugins/admin_policy.c @@ -12,17 +12,84 @@ #include #endif +#include "lib/bluetooth.h" + +#include "src/adapter.h" +#include "src/error.h" #include "src/log.h" #include "src/plugin.h" +#include "src/shared/queue.h" + +/* |policy_data| has the same life cycle as btd_adapter */ +static struct btd_admin_policy { + struct btd_adapter *adapter; + uint16_t adapter_id; +} *policy_data = NULL; + +static struct btd_admin_policy *admin_policy_new(struct btd_adapter *adapter) +{ + struct btd_admin_policy *admin_policy = NULL; + + admin_policy = g_try_malloc(sizeof(*admin_policy)); + if (!admin_policy) { + btd_error(btd_adapter_get_index(adapter), + "Failed to allocate memory for admin_policy"); + return NULL; + } + + admin_policy->adapter = adapter; + admin_policy->adapter_id = btd_adapter_get_index(adapter); + + return admin_policy; +} + +static void admin_policy_free(void *data) +{ + struct btd_admin_policy *admin_policy = data; + + g_free(admin_policy); +} + +static int admin_policy_adapter_probe(struct btd_adapter *adapter) +{ + if (policy_data) { + btd_warn(policy_data->adapter_id, + "Policy data already exists"); + admin_policy_free(policy_data); + policy_data = NULL; + } + + policy_data = admin_policy_new(adapter); + if (!policy_data) + return -ENOMEM; + + btd_info(policy_data->adapter_id, "Admin Policy has been enabled"); + + return 0; +} + +static struct btd_adapter_driver admin_policy_driver = { + .name = "admin_policy", + .probe = admin_policy_adapter_probe, + .resume = NULL, +}; + static int admin_policy_init(void) { DBG(""); + + return btd_register_adapter_driver(&admin_policy_driver); } static void admin_policy_exit(void) { DBG(""); + + btd_unregister_adapter_driver(&admin_policy_driver); + + if (policy_data) + admin_policy_free(policy_data); } BLUETOOTH_PLUGIN_DEFINE(admin_policy, VERSION,