From patchwork Thu Jul 29 03:12:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Howard Chung X-Patchwork-Id: 488879 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 6782CC4338F for ; Thu, 29 Jul 2021 03:14:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4A26D60F59 for ; Thu, 29 Jul 2021 03:14:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233587AbhG2DOE (ORCPT ); Wed, 28 Jul 2021 23:14:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43492 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233589AbhG2DOD (ORCPT ); Wed, 28 Jul 2021 23:14:03 -0400 Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BFD86C061757 for ; Wed, 28 Jul 2021 20:13:59 -0700 (PDT) Received: by mail-yb1-xb49.google.com with SMTP id q3-20020a25bfc30000b02905592911c932so4674135ybm.15 for ; Wed, 28 Jul 2021 20:13:59 -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=R06IcO215rneUEO8XsDGraLoVMuN2n+a8npHZxA8XZ7zHHVuMT20KRInyJrHlsZHXB qjwciwGruZD2DcK7y1ibOizrovJjRAdhbx+upFpRoWJrkeCF8637wictpPnYV6kHgfxi zub0p8uGAx9umtU8cS8yl2taQwmD0Mhc2YJ8ROyqzZuL8U8mnW51Yy7DMBCuwtOdKYep RDjcmZbuC7AldhwXYsiyNYA/V7BeKO/1ADdhFXbM+FpDsHlyZ+eXjvYACTyvyynTi5/e QQEeabbFW0bns61+FLziG0DnSDgabAf7/KyCyOJz30KvtkSsPb8kIgwwYBSUFOYheMB9 Z7Hw== 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=apHTva6hteSnzR1/I+nHqSnIQ1GzaV5CHOOsrrswy9YQfCzUFkAbWsGIWV4Fl826CA 2nwzLb8qT9GbItfy7t1CI8MS4AZXjVYjz5kiMVjh8KJqM/0Xy6C6nihYkzeyIAO0pCOs MzwfIQ5XV+IdP3E+G6zZiAA/Q4yIvLE3teUSrx+FTJ05We+FN0CYDKdBiH+RM8WmgwBb ZztB+H6U097wtc/DBfVuWKMbKY4lcpcr81DXwOpvPhhJlm/s58zV9C0feNwlh339W7ry qKlPj3giiPkPDpuizVBlCSt22lJJ51RvpK4ZXkbYXRbxbjbiDabE41w5q7uwZ5F4Bz0c sfwg== X-Gm-Message-State: AOAM531J6jlxjRocKdsty4VK4bRnskDU8IhivR9if1hXHsG2bF1/evGS ivzF1Q5Meyx1Twx6ahSdy/u1BZShOAgG0TiJBAeg26ZUswhsKPI3I1jFxm3GY/PbGhcxqziCekP sp+tkJ6+luMHHERjAN/+JQ3nKK5foCGLnfOPPl/lo7D9h664TWhan/Ayr7dkLuwCf/K+7H1Z3Rx KAP+u/0HevXS8= X-Google-Smtp-Source: ABdhPJx1/fi5TTNEVKp59Yv20a0rpFhzDITWL4p8F6b6G2pnRluJK5ZlfoIJsMNC2IAvCht19WfeCTPtvIFkpmhyXA== X-Received: from howardchung-p920.tpe.corp.google.com ([2401:fa00:1:10:ff72:1420:4502:fdaf]) (user=howardchung job=sendgmr) by 2002:a25:2ac4:: with SMTP id q187mr4032869ybq.74.1627528438938; Wed, 28 Jul 2021 20:13:58 -0700 (PDT) Date: Thu, 29 Jul 2021 11:12:53 +0800 In-Reply-To: <20210729031258.3391756-1-howardchung@google.com> Message-Id: <20210729110956.Bluez.v4.7.I29607be7ac91b0a494ab51713ba14f583eb858ed@changeid> Mime-Version: 1.0 References: <20210729031258.3391756-1-howardchung@google.com> X-Mailer: git-send-email 2.32.0.554.ge1b32706d8-goog Subject: [Bluez PATCH v4 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,