From patchwork Mon Aug 2 06:12:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Howard Chung X-Patchwork-Id: 491062 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=-26.2 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 4E052C4338F for ; Mon, 2 Aug 2021 06:13:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 33A5C61050 for ; Mon, 2 Aug 2021 06:13:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232215AbhHBGNh (ORCPT ); Mon, 2 Aug 2021 02:13:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40422 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229792AbhHBGNb (ORCPT ); Mon, 2 Aug 2021 02:13:31 -0400 Received: from mail-qv1-xf4a.google.com (mail-qv1-xf4a.google.com [IPv6:2607:f8b0:4864:20::f4a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 668A6C06175F for ; Sun, 1 Aug 2021 23:13:22 -0700 (PDT) Received: by mail-qv1-xf4a.google.com with SMTP id t18-20020a0cd4120000b02902fbda5d4988so12010400qvh.11 for ; Sun, 01 Aug 2021 23:13:22 -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=sMjxVkFWkc+6QIO7dQqZ/AHWstJgjwoIptNZ2p+ax46uMv+ZXE+h2zlsJxOnmo61UX CXd7/wjm9ly4CVKoINDosLiWmlYKx7WJqSlKO7tMUj9dH3kJysnr8RCegWLEKikpyRNH yhe1OahejHrUZGu5jzOJaQT3rgk3pDv2CUmjXwJitf+qZoHpYwlgrdGlw7z3brFYYvmq 78s+4UXEqavMaGUyD8tdRaigmc9ZVIg0crL2qR5h62ATvlZpfck10oxC2cS72kXC2lT0 F/CdwfkwcvqWqPSoWh5hBv0IPp+KHC+Tmv8P5xbarpyvQMOo9ZNpqFqflmA+RGaVCypd rZhw== 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=JwTnPCJbIJoeSW+/8lh64+rA+LWbUFXxicgeg7e4/b9RWsYywk4Su75NzcS657ikT2 4ysVHnCXEsU6hkps0h0IBRCIHo5Bl1hK8jBaS7R75YK3DKHHxE9lie83nLsKr92aSyLP 0m9G/2t89iUrw5ZDq6Kh5sJGwBkpql9tvXiV9KJbmvScdKrSQBmf0IwCBP6vgTaBcGDS /G0GYpqNTQUbQqoQyKsiP4vvT1WAohLGa6l53FJVrEtSvKlbZ+8xYx77G04SqBbtZKk+ GwNUvd2LhDOiDiwRnQC8pChNm+w4zRKPQ1AB7Ig6xl9aJ2DL3Ex5Wz/z6TrRZ6UWFBKO /dgA== X-Gm-Message-State: AOAM531TAYz+0fvpsLZ4LmkuL7v3DSGbFv6YLwBFwQEqaxh9/2AOf1kd LEoADK1wQLcn8gFsQlWiEuzbX3ioQXhTWaC4l8E77Ln6PZwueojWLsnTg8FqKb/G7Q9X05iBdZB jUlvJF0JHkwppsSthmMSX9lL+PY8V9GLtivZlmmjqfps29itBD0UQKZfh8+SIKE+CSWmzC7z3FU MVaHWlQIrSxyQ= X-Google-Smtp-Source: ABdhPJwXkAQAYWfkTnJ1OpWpT8Pczpo1zpLmaM3Der3I0ByFzIxbUsM18oXBvuZdvRRoz1iR3KhvcfmGtEEc/vP13w== X-Received: from howardchung-p920.tpe.corp.google.com ([2401:fa00:1:10:9f82:5515:89:f2cb]) (user=howardchung job=sendgmr) by 2002:a05:6214:a48:: with SMTP id ee8mr850968qvb.4.1627884801495; Sun, 01 Aug 2021 23:13:21 -0700 (PDT) Date: Mon, 2 Aug 2021 14:12:44 +0800 In-Reply-To: <20210802061250.170975-1-howardchung@google.com> Message-Id: <20210802141140.Bluez.v7.7.I29607be7ac91b0a494ab51713ba14f583eb858ed@changeid> Mime-Version: 1.0 References: <20210802061250.170975-1-howardchung@google.com> X-Mailer: git-send-email 2.32.0.554.ge1b32706d8-goog Subject: [Bluez PATCH v7 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,