From patchwork Thu Jul 8 06:23:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Howard Chung X-Patchwork-Id: 471394 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=-27.0 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 D8716C07E96 for ; Thu, 8 Jul 2021 06:23:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BF26A619A2 for ; Thu, 8 Jul 2021 06:23:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229866AbhGHG0e (ORCPT ); Thu, 8 Jul 2021 02:26:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53698 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229863AbhGHG0e (ORCPT ); Thu, 8 Jul 2021 02:26:34 -0400 Received: from mail-qk1-x749.google.com (mail-qk1-x749.google.com [IPv6:2607:f8b0:4864:20::749]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F027FC061574 for ; Wed, 7 Jul 2021 23:23:52 -0700 (PDT) Received: by mail-qk1-x749.google.com with SMTP id i190-20020a3786c70000b02903b54f40b442so3253205qkd.0 for ; Wed, 07 Jul 2021 23:23:52 -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=CYGomBsBa31x4CSWwMfChvCx9H5IkyuUUeENh4oF3Zw=; b=vQNKxKg6OT2X7E/fh+1B6UanU9Fy45pfFC4CBhpI+79I7lvtj0p+i0O3BmdaB5pZlB 8CBBLubYz+YkXVdNbI605ccOcwasfVe9E5TDEnTsMqZ+xd4v4eK1cSdknGTR5iMQdGpK LRIbTehPmwbrBxTkOOXHg3hhCOfHhbySr8u1/YJB4Ccb253gIoDftnzQsl4YwSyrku8h Vaf40ZKupBSrfi8qBeB7xyxTfChglcs+KJQ4t83CTi+iAPcaHYvvTpcxWDgKQXnbPngA kTeH3bHRRdrYoqRyt492+2RJIwo0Yt0guQ9snn7uYFYRzntVtqy4QUxyuiChgn0dquK5 7pCw== 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=CYGomBsBa31x4CSWwMfChvCx9H5IkyuUUeENh4oF3Zw=; b=Ys81EwzBv5RXWcZWuCB5QpnpKs25DFFq6NPqlwwDczKdK22rEy622La69WgJXjk10E dZsJgMMpGgRzLidz1B4eFlLr4NaBIgXEsckCqJ6U6HxTKyFrZsu00d43ZeeX+fhDW7wg vk8oTBe88Uxa54QefIQs1pvpD+vUmDz8TOHyvhYP5m6dgBdQc6top0J/SoYlcGyNGq60 VexSzhB1nxL87km2j1amwODuo4g5tAlHEed62K7TuMA0bcGb+oKj5jOUYJOnV2bKXVcs kbW6K/m4uT91wIfxp/gi9aeZr68tAJEjTDI052ktb7leEpmk+bXpkNHt6+T/dIjHvdpI bfeA== X-Gm-Message-State: AOAM53212JPeu4iYOgDlCMq/uvR1pnHZzGnP7ahQdfHJZ1sWwqXj5wzi 505DW5w4RZSdZyRObVbB8PCCDceN6tDYsRfHQG9tj6Z3SzuuDJi7d4vzKkz/njUNZJrWkHoTcjI 0AtwAKIiy4d9QDH55FxXkA63diGjr3eSULUxrcZaTwiBxYldrmOF4q8qeQJ8jAJoN/FalBQERQe NQWzTsiamE6PA= X-Google-Smtp-Source: ABdhPJzDTaTrXMbN9/QW+5MXGS5VY3EElQnN8BWnzFDZIzw9GsvbviVVBZXmzEXqd2VZa2MtHSgEKQMMEYB7ciWYzg== X-Received: from howardchung-p920.tpe.corp.google.com ([2401:fa00:1:10:de70:7033:67f7:8d0b]) (user=howardchung job=sendgmr) by 2002:a05:6214:1028:: with SMTP id k8mr28427293qvr.13.1625725432052; Wed, 07 Jul 2021 23:23:52 -0700 (PDT) Date: Thu, 8 Jul 2021 14:23:08 +0800 In-Reply-To: <20210708062314.245754-1-howardchung@google.com> Message-Id: <20210708142059.Bluez.v1.8.I29607be7ac91b0a494ab51713ba14f583eb858ed@changeid> Mime-Version: 1.0 References: <20210708062314.245754-1-howardchung@google.com> X-Mailer: git-send-email 2.32.0.93.g670b81a890-goog Subject: [Bluez PATCH v1 08/14] 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. Reviewed-by: Miao-chen Chou --- The following test steps were performed: 1. restart bluetoothd 2. check if "Admin Policy is enabled" in system log 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,