From patchwork Thu Jul 29 08:56:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yun-hao Chung X-Patchwork-Id: 488872 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 AD2FCC4338F for ; Thu, 29 Jul 2021 08:57:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9843F61059 for ; Thu, 29 Jul 2021 08:57:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235197AbhG2I5j (ORCPT ); Thu, 29 Jul 2021 04:57:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37532 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235209AbhG2I5i (ORCPT ); Thu, 29 Jul 2021 04:57:38 -0400 Received: from mail-pl1-x649.google.com (mail-pl1-x649.google.com [IPv6:2607:f8b0:4864:20::649]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2AF37C061757 for ; Thu, 29 Jul 2021 01:57:35 -0700 (PDT) Received: by mail-pl1-x649.google.com with SMTP id s3-20020a1709029883b029012b41197000so4442959plp.16 for ; Thu, 29 Jul 2021 01:57:35 -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=ov+ljL+WLImh2UNgqiJukm2dfT5futa1Kc0R7vlTCyc=; b=Ei2LzhhbFDGpL2UZ5sdXkZpMtAVao1jlskm46uHWPGQvPV6u6AqKhC5bX0pMl4K3vt 4dN0ajIw1v1GxVJpmZ19NDW0l5CRoqQQFKLoewCs2QhrnVZ/uETKMzESGJ/NKpsePWfM d8pNpbolegdVrRh0UnCixRyz2qQPskI7AeUOc5U9fR3RfJ4UZJyVZybYyFUkaH82IMP4 dsVy0QuuxaCOQVWLB6OuWZLco0XumSAtYTbcowVHEBKHu2+s0c2OZ9ld3t5ihZfAM/rE IvwrPFKNak8lZgZ1nWPcZLju1+b12OJDB+NHSFNBuocFf0v81ftOS8azVwQCG3q83fP/ tOSQ== 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=ov+ljL+WLImh2UNgqiJukm2dfT5futa1Kc0R7vlTCyc=; b=SJu2qfJcqynpKLt65sqH8eVawraMfarB7MHgDJyeYeyhEfC2Pb8Zy4eKhTyui+yCxX OfS0lENMp1Doxozn4BXeQvnrACGBWU+64sreFWl66660tPkWDCy7IKtKa/FhAPthi86H lQDiKsg+ZGc/QGX+NBGbdu5CdzYqZKqSyG6+txo8l5LfR7KNxCAJNMW9B5LJUxxH+9+Y ZtpyvOWKVagvfTX2DMsk370gXYfAmFINalmGq6m5jJIu+nLCVnA20levgLCu7QJidCxo DBYtD0iX22EZA4LYgkK1G2BEYOuunhJL6pmqhZLhoxheV30bql7tvvh3GyCBegPHD3EL K94A== X-Gm-Message-State: AOAM531rFcu54rH63mYUWAGfl65KjxuvndQPbcxNL1UwgTlWlpE0B/p3 Jh70fz7UDGTaD+BdWXW9gvv8FP8/dmMUkJJPeqSlNTOx+3oULCBo2BE4qzW1tdnXbkxyEjnTjAY kGAB87StwBQm6IIC7in4qMP+fnf8SjTGs9B7/6j+M7xoP6oJjoTVZQAID4fEA103Z7JjXCDf+AL AZxOHVghnQLHs= X-Google-Smtp-Source: ABdhPJxI+Hqour84IGwJRyecH+WGxtZoA8BPZ66cgO6Sg4vnSI21WipnrdqroQd+hYQJux/gaMitEZ2ry3p8XEd4OA== X-Received: from howardchung-p920.tpe.corp.google.com ([2401:fa00:1:10:ff72:1420:4502:fdaf]) (user=howardchung job=sendgmr) by 2002:aa7:9541:0:b029:32c:cefa:123f with SMTP id w1-20020aa795410000b029032ccefa123fmr4057472pfq.24.1627549053947; Thu, 29 Jul 2021 01:57:33 -0700 (PDT) Date: Thu, 29 Jul 2021 16:56:45 +0800 In-Reply-To: <20210729085651.3600926-1-howardchung@google.com> Message-Id: <20210729165211.Bluez.v5.7.I29607be7ac91b0a494ab51713ba14f583eb858ed@changeid> Mime-Version: 1.0 References: <20210729085651.3600926-1-howardchung@google.com> X-Mailer: git-send-email 2.32.0.554.ge1b32706d8-goog Subject: [Bluez PATCH v5 07/13] plugins/admin: 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 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.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) diff --git a/plugins/admin.c b/plugins/admin.c index 42866bcf7be2..923e08cb836b 100644 --- a/plugins/admin.c +++ b/plugins/admin.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_init(void) { DBG(""); + + return btd_register_adapter_driver(&admin_policy_driver); } static void admin_exit(void) { DBG(""); + + btd_unregister_adapter_driver(&admin_policy_driver); + + if (policy_data) + admin_policy_free(policy_data); } BLUETOOTH_PLUGIN_DEFINE(admin, VERSION,