From patchwork Mon Apr 24 15:24:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Iulia Tanasescu X-Patchwork-Id: 13222322 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 070E0C77B78 for ; Mon, 24 Apr 2023 15:25:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231797AbjDXPZ3 (ORCPT ); Mon, 24 Apr 2023 11:25:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231785AbjDXPZ1 (ORCPT ); Mon, 24 Apr 2023 11:25:27 -0400 Received: from EUR04-HE1-obe.outbound.protection.outlook.com (mail-he1eur04on2074.outbound.protection.outlook.com [40.107.7.74]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 22DA01BD for ; Mon, 24 Apr 2023 08:25:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=IXv8Dz0/twOLjhofMfReLBLqJusZmV0THdiGA8Kr0fUEnTTZos8gixXZL++LBsBDvgsmXcTZeGMNSr3MYbNF6QHidTeFnXrVb5X9XTkPYXZ0xr69636+0zxwbN7KZExxl7UUmkSWm5aHEBheZAGsr4BDgMmVfLK2suAwjAHXVsEUbQ880GVe48zlly/Gmieoe0I6vmYlgx+i5HbpPml00Jrgc7lzSb+h5KApvLzy3ZmBCrv/Cj+xiP2zNbsm4ApNX0FummsSHmtbvEQj9itqHk8NEKeGWAn155IlJqef6MDAr1htStucoXXClxk/W+8YpSiaUyglAPHYaFv9+gnhOA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=3c6M4NGcB0HRHi2DXB/m5rSiCFRP3Ggu00Wn6INDAro=; b=VrPAh4i4tCYu2pa/cOxPRB0F04G7Mx3ZFGCaYA1iiVsn/7s5C9nM2XAXqXeyInPv/GESMPhKmUGpsaiIc5eG396mFUIYAnIHwU7NR4oF+JxnQBjel293JywQcQ3DH0ND9P7EJClekV8Whjn2gxPmDPV9+b5ukLTfMzWBqhMPcBBOhNPRbrCIbBKAeHO3fmFfcXaO4uQjyJQWcZMACyKilKKTGMVqNdfqs/IuaJ1qEqI0izZ9eJH9c6CMPSyeZxW+zXPd9rZ4LshVuU7x4cpLonLqGR2iiTxgNs1ZNLXbTeWd5Mh861zuDpk8OHvliLIMRdKxEkjgVnwwddgZsw9LPQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=3c6M4NGcB0HRHi2DXB/m5rSiCFRP3Ggu00Wn6INDAro=; b=Xg9QOe/671b5bYOnU5ZPKczAiJ2uL7ZiZH3QvfIqrv0BvPm30l3dVhxTosW4vWkVlbvlKboplzRHHn+GV7LtEdVBj3/ryxr3dht7zS8JX0NePFSKfZlYtY8tw41tapNUWRVp7T4kB17QzFiN/6FEKscEExeaiM3fwynC5KqzpT8= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from AS8PR04MB8898.eurprd04.prod.outlook.com (2603:10a6:20b:42d::15) by PAXPR04MB9572.eurprd04.prod.outlook.com (2603:10a6:102:24f::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6319.22; Mon, 24 Apr 2023 15:25:20 +0000 Received: from AS8PR04MB8898.eurprd04.prod.outlook.com ([fe80::afb8:bb33:948f:d1e1]) by AS8PR04MB8898.eurprd04.prod.outlook.com ([fe80::afb8:bb33:948f:d1e1%8]) with mapi id 15.20.6319.033; Mon, 24 Apr 2023 15:25:20 +0000 From: Iulia Tanasescu To: linux-bluetooth@vger.kernel.org Cc: Iulia Tanasescu Subject: [PATCH BlueZ 1/2] lib/uuid: Add BASS UUIDs Date: Mon, 24 Apr 2023 18:24:56 +0300 Message-Id: <20230424152457.28000-2-iulia.tanasescu@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230424152457.28000-1-iulia.tanasescu@nxp.com> References: <20230424152457.28000-1-iulia.tanasescu@nxp.com> X-ClientProxiedBy: AM9P192CA0002.EURP192.PROD.OUTLOOK.COM (2603:10a6:20b:21d::7) To AS8PR04MB8898.eurprd04.prod.outlook.com (2603:10a6:20b:42d::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS8PR04MB8898:EE_|PAXPR04MB9572:EE_ X-MS-Office365-Filtering-Correlation-Id: 8d651f2a-62e1-4a43-f007-08db44d81dd5 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AS8PR04MB8898.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(4636009)(346002)(136003)(366004)(376002)(396003)(39860400002)(451199021)(52116002)(186003)(6506007)(26005)(6512007)(55236004)(1076003)(6486002)(6666004)(4744005)(38100700002)(66946007)(5660300002)(2616005)(66556008)(41300700001)(6916009)(4326008)(8676002)(8936002)(66476007)(38350700002)(478600001)(2906002)(44832011)(316002)(86362001)(36756003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: wZOhYvh+Sm9WpFIpZAJgIZzaEFDaUDyH+XAhbQe1rmnKMnLZHyNjDLoC4idWNNA6kUacWeeXwQJF/XF+K1edHd+xmnMkx6yd37vNo1uSq9sobIZEMEtsSUc4UQb13yC6XIsAAsgpEKivHQQnzus+bV446T36Rk2YNvnHOcsvcP7e5lTcoGluDQBjI6V/2s8O2zYIv+y8MDUlLoupMO0tpo+TNQsiwfpUNbbdug5H0xRkaG4oUgL+4V6zZzq1eUT9obrovDPVK4yI5t/kW7Q+4c28fkv7hNsdQSBYiely8Q4g1eSIAhl2w8XiCTUcEXOHWl8V3B3Xi+lGcswGSzllhybeJenINVg+QKSQM5owO5av18OuGeEVR9Nzb4T8Y6waZh4JfGl0ln8R8vco8XsWpbJckgIE6fxn6FMnT4/7pQBskoGiofXCbB4hABfi2BFCMkeOngm2/BeLrcOznALQBwBS++ApthFIkcnok4S7UZh/bx3QH+4Ve3Dcr8fR9qIruviq339JLoMzUcKip0keJpeZgPun8GfbuYautKGY124cEseYJsfDFvVBMofMN6yP2fPF7cC46ZUaR1I5AUfGwoJVZ5kPKrYkyGfPr3fgGF/BfnL1ergwZ3YAMvobGVRT9GiEzNZ2k9rcwOHzTHV2U6AzYnT7v67qwufRurDfpEY8l8jrJK084YkOBIpFr8gi3C++SvZgGjrt4CarQwqgrabQ++XzmU26to/Q74Ugd0GYzwDJceXFbGj84ksQAP9XcLPpK9GLZ1mtVC9S1G6wTWQ4ed+kkuZRhImZjltS1CNAK1uF1tVEcNHBlSK6mWwcUW69YD5EwrtNbO7lTxRCRMjw+pA32f9G7dwuAIzX5G7vxWp66SNTZd3suReOewfuzLUJMqZuJ8bLWB4kesf6KUoWfHGSQsmJ7jIIgOVORTGAMWkmM+R8PHJHlnOWJFTh+N97JEhSusoVWy8TyJhMc5Lo0CDhA+/jsNRI6+fNFr1tZZG9aV7j19O+O8uvx8n0EaZsTlwmlpiNkuJAbY+iHAvwZXAJ+KOTuddt/UjAEPOeXGQaXvHN4qxR5NZSCAS0Bbc2bNHijwR5CvEo/6dBjvlXMEtCBUuxvdD8uEw3Ex0jm+NoUcdK98BG8sVjYN3nXs5ih0XFRowfME3CjldhftDufnLeJdRIn4tJqx2COvAn8m+imG4X+sbdZi0gnFQl2ZQTbia0NFUQEAbYkupHskrC2tbDP9/Bhqs51in/Gjw8KYJoDPtrykhJaWxYFSixSbzuJiVmiGgXYrXU9giGw53S9ljOAZejWPY0qvwTd94p3RtLdCHHBrV194iXfxBgcgZKE5irkoQShJ8ivxCmw4eAjiCW7fAJPwOsWBgNI5MO9EdST2L5rUDFoc+qpxZ9kiIOE/c9HO0GXT4dYo/v6ctoUFgIQtAslXw/RG2Vllez3GzT1nyorksSsGTTBvFxmY+HfmTtLrvk6reMRs/ulbA6zLe7OV7YNuCu//D6rDja6yw/5Ixk5GuUjkHIsonWTmtw+2bsMZZ5vGDBO0FDLGZ3iIpFGS2XgukS9qNA3/nqSKXQari4eJ61vYUjN76wVNIXoR94whK1kuTZ3Vs3TA== X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8d651f2a-62e1-4a43-f007-08db44d81dd5 X-MS-Exchange-CrossTenant-AuthSource: AS8PR04MB8898.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Apr 2023 15:25:20.8404 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: q0xcxOJzFS8yFepz93sB3JR0FmGaKDVJr7Q9dwf/fUVTPWjWA1R8wM8x7M68LWXn10STdWqeZWs8dZ3HQtASfA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR04MB9572 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This adds BASS UUIDs which will be used by Basic Audio Profile. --- lib/uuid.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib/uuid.h b/lib/uuid.h index 84ff46cd8..ddde4bfa3 100644 --- a/lib/uuid.h +++ b/lib/uuid.h @@ -5,6 +5,7 @@ * * Copyright (C) 2011 Nokia Corporation * Copyright (C) 2011 Marcel Holtmann + * Copyright 2023 NXP * * */ @@ -164,6 +165,10 @@ extern "C" { #define ASE_SOURCE_UUID 0x2bc5 #define ASE_CP_UUID 0x2bc6 +#define BASS_UUID 0x184f +#define BCAST_AUDIO_SCAN_CP_UUID 0x2bc7 +#define BCAST_RECV_STATE_UUID 0x2bc8 + #define VCS_UUID 0x1844 #define VOL_OFFSET_CS_UUID 0x1845 #define AUDIO_INPUT_CS_UUID 0x1843 From patchwork Mon Apr 24 15:24:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Iulia Tanasescu X-Patchwork-Id: 13222323 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 552A5C77B61 for ; Mon, 24 Apr 2023 15:25:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231821AbjDXPZc (ORCPT ); Mon, 24 Apr 2023 11:25:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231785AbjDXPZa (ORCPT ); Mon, 24 Apr 2023 11:25:30 -0400 Received: from EUR04-HE1-obe.outbound.protection.outlook.com (mail-he1eur04on2074.outbound.protection.outlook.com [40.107.7.74]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8213419D for ; Mon, 24 Apr 2023 08:25:27 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=YgMslpqCttybaWnUh1xfXtoheqMqY/94sQNP+XzhR3M/pVjX6syG3myX/6L4t4i/3Qt3TopYVzhOL5DwXsKA9V6Mu9bsBeFBTzFwd8ircO9TPvKFWL7AsVb12OnGbnCJ0DJ8yts65m0xMCdbbAWwhcyfn8g4VuN/04A5FRUbyqif74AAfvZYSJlj7ZDNEE6JykNMmY6og6qVLD08vsazpbpUuc1es/D8csTwkoAaZYx1dIkpn/aGCuPkb51jWK2enuZo1f7QpaLPwv2/S7irkg1cZrRE29Zk5/Vw45ujXG1bWYOgwgzF+u2ssbbkCrYs3cW+HkUBdoP2tyDDT8IKOQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=U1b0iqmKAIn1xctxbMCkwfFXt7vQkKHVJXTAq2ujBsA=; b=hAKy9l8Mm/6ACQRziU1Ut1dUZlgiIsWvITckCxxpq2RdbkdrCU/NmHkIIP54NZOsPT7p8cnw/UzNvQhDUyazyk9ODDDtph99BUeT/TJ2KsUaySWJqaj2GFiw7LktA6LKFyRKwhxwZn4p+Lyq6H5gPugFVqyoPLxFNjHMu9OPqmKWwWx9b+2rZZPboaiWRDiPp3ftoS7N/4NttzvbdkHo4jUK8rtHObzkwPLcM3EiBin+W9XhhQOr9Kne5o746bqGAYfG+7g69ZvFDPtmW23FqxIJ8C57rfIzyl31jO/lUL2okNNIKVpsQ05f6aO9FiC8K8NN6hVTpkS2QqZEExEbng== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=U1b0iqmKAIn1xctxbMCkwfFXt7vQkKHVJXTAq2ujBsA=; b=R5Fm9zbFB+Dfde+njppDuWcabzVgFU7bw6bil8btY8EhqIHXTNMSYRFCATuaQmoZVLEiQQP3drHxDDqPOmoVqYoNDdPEQ8xqgYqBj0VtrYFafmP85oDBkCDHOYqN0hERiTvPuowZ7OiRPAd00RDoA+YtuiOHWLub54eesY+yVTM= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from AS8PR04MB8898.eurprd04.prod.outlook.com (2603:10a6:20b:42d::15) by PAXPR04MB9572.eurprd04.prod.outlook.com (2603:10a6:102:24f::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6319.22; Mon, 24 Apr 2023 15:25:22 +0000 Received: from AS8PR04MB8898.eurprd04.prod.outlook.com ([fe80::afb8:bb33:948f:d1e1]) by AS8PR04MB8898.eurprd04.prod.outlook.com ([fe80::afb8:bb33:948f:d1e1%8]) with mapi id 15.20.6319.033; Mon, 24 Apr 2023 15:25:22 +0000 From: Iulia Tanasescu To: linux-bluetooth@vger.kernel.org Cc: Iulia Tanasescu Subject: [PATCH BlueZ 2/2] shared/bass: Add initial code for handling BASS Date: Mon, 24 Apr 2023 18:24:57 +0300 Message-Id: <20230424152457.28000-3-iulia.tanasescu@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230424152457.28000-1-iulia.tanasescu@nxp.com> References: <20230424152457.28000-1-iulia.tanasescu@nxp.com> X-ClientProxiedBy: AM9P192CA0002.EURP192.PROD.OUTLOOK.COM (2603:10a6:20b:21d::7) To AS8PR04MB8898.eurprd04.prod.outlook.com (2603:10a6:20b:42d::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS8PR04MB8898:EE_|PAXPR04MB9572:EE_ X-MS-Office365-Filtering-Correlation-Id: 9c5c1828-a34c-41bd-624f-08db44d81edc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AS8PR04MB8898.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(4636009)(346002)(136003)(366004)(376002)(396003)(39860400002)(451199021)(52116002)(30864003)(186003)(6506007)(26005)(6512007)(55236004)(1076003)(6486002)(6666004)(38100700002)(66946007)(5660300002)(2616005)(66556008)(41300700001)(6916009)(4326008)(8676002)(8936002)(66476007)(38350700002)(478600001)(2906002)(44832011)(316002)(86362001)(83380400001)(36756003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: HFZh6oMDu8KlsRiVz9WvOmTypusE3rGT0oqj81+OK3OXgS5h17HhjaPZZwp8XR67ErrR/gQnnjIURMiIAOZ6VA16qCdM2St33MVE44r/YTdkWNzvyTVHCGNnGYjbnwuGULLzA8KWe0CXHydag2u3qyja/n0qgVI+YqKPec0r5TIlUkugdVAQF7bY85DLgMNpAz0cgVCao9FWPmPx0AlpyUuQrGG2MPIHLMozGbJxdzbwEpDwoUoRtgqCHtuNfFgdd/Yowq36T/WqinZFXsOOcW2RSZTY6hhLVz95DQBsfORYO7B1oELTbYB6QWZmmyePJpup30jmC5rkSuuKxn+/O6tvdK05cX4dV7noaa86vdhvOzgmHu0m4G7Alv7zVTtZ0q9bgQpJjpCfjsVCfh0nUnVHc3aF7ze4n6pflPUx5W+A82gOgPX9ry3FDefTBOBUArAlWbc6wc7YkKSttv5MEPlbtRc5YlCvM1mx2r90NNMmLeZSZ9sSKhzDlUn+tsXxAPioH7clc0mU7hRYTly2nROQK4EyH1aRbOMo8NbtLlgc6NvROwaOkrn+KmyoMvGNOR+GgGNLO4/3lkpBaH+veRNuVJnpOgklKaejIlRI6QAk1f4NS6kx8JNm+F9i47bEam00S+9/QJiLibD/ZwBiO8NVICinVZ0mYKew6ZYQEHug3QrBJyuudgs8WWGPXK8jPYfTFTWvczckg9CQMT0mXA2gao+svSRXdifn/oOwHaNJkt0C7OgqRrMEtXP/IlHlkPF/yJm/X4jm7OL8YKG5nrbsW1mj1hWc+gcNEgxADE/lyafK5kUWp2BI6PHV1F0jPCBuFeI6VJlWPiQTL5YzOh5LU+Es6dCoCLUoludwOC03dNuxFJw+vrLMQc4GOMZCjAI5ulfzAmL4s83s+eaLu7bZKJP0DHa3VtYFdhKc7tOJZmULUtAXznUHaBUyjHZZ3XjzVex35C8fgGc/2fgVAp9YdPJMMO4X/9ofZEs9F6s6QPadNBHOhT+XUUAwYYIslurfUA1bHqoDrR4ESfMlwiz2JPzsoSBZ0RiBMfTrmH5nLu0/8LZzLPxrn/bpLkD5YHJIXQ60eWdDq2JcjuJuB/IZ1ePmF5m+w4/FEFckB4rtiW/NmzK1zCXHEwv+qU86DzzWyvSxDPX/78v1xpsYvy0TjhppOXJpJ42iHvaKI6mlxD2wZgcycM012EAo87aydoVHzffEVhyBv8Ol+mSyQHwoCWFji7YvmFyrFzyiPHg1ct6n74wgDqwzaRxnv7cyfG1K6xWGkyUEGkSPJNo+V9WgzwlLJphcqCyZKm9TSksSpLWEFYlb0xTpMIa+gYtjVM7XZg8G9Mflaf/XEmVuTLZtR+0DYUuK1vA6K04YpWIDJtXWVVtp8LdRRf23FcwBnqgOMDbrVGztYHJ44p/8PgB1ho90r4dZX0BX75mQEaB/PJaLN1zfFOR4MdcffJQXyyg3159Z0RMiLAnzJOigGmqa2IjO+1PxMNaZWP8yYTT5q2XG9eCzZpRJs/9cpLbSfTyAXRTFTq5wvgYwaaBbc9ASsTj0Q4f3A8omnBdnXZzGmrGuu+WnqdS366zXejXGiNmJcX3QPyANGqdX50rhtg== X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9c5c1828-a34c-41bd-624f-08db44d81edc X-MS-Exchange-CrossTenant-AuthSource: AS8PR04MB8898.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Apr 2023 15:25:22.6233 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: SA1XjX4dngVTwziYqC8MTgP6V9x5aC3uRVd0k7+r6w2aSIHFpwV6yZ2mHr09I9kdTDQxLU3gyT8UnJru3xdEPg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR04MB9572 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This adds initial code for Broadcast Audio Scan Service. --- Makefile.am | 1 + src/shared/att-types.h | 4 +- src/shared/bap.c | 57 +--- src/shared/bap.h | 51 +++ src/shared/bass.c | 703 +++++++++++++++++++++++++++++++++++++++++ src/shared/bass.h | 124 ++++++++ 6 files changed, 896 insertions(+), 44 deletions(-) create mode 100644 src/shared/bass.c create mode 100644 src/shared/bass.h diff --git a/Makefile.am b/Makefile.am index 7ded3ba75..f4425a003 100644 --- a/Makefile.am +++ b/Makefile.am @@ -231,6 +231,7 @@ shared_sources = src/shared/io.h src/shared/timeout.h \ src/shared/gap.h src/shared/gap.c \ src/shared/log.h src/shared/log.c \ src/shared/bap.h src/shared/bap.c src/shared/ascs.h \ + src/shared/bass.h src/shared/bass.c \ src/shared/mcs.h src/shared/mcp.h src/shared/mcp.c \ src/shared/vcp.c src/shared/vcp.h \ src/shared/csip.c src/shared/csip.h \ diff --git a/src/shared/att-types.h b/src/shared/att-types.h index a08b24155..6783b0980 100644 --- a/src/shared/att-types.h +++ b/src/shared/att-types.h @@ -4,6 +4,7 @@ * BlueZ - Bluetooth protocol stack for Linux * * Copyright (C) 2014 Google Inc. + * Copyright 2023 NXP * * */ @@ -101,9 +102,10 @@ struct bt_att_pdu_error_rsp { /* * Common Profile and Service Error Code descriptions (see Supplement to the * Bluetooth Core Specification, sections 1.2 and 2). The error codes within - * 0xE0-0xFC are reserved for future use. The remaining 3 are defined as the + * 0xE0-0xFB are reserved for future use. The remaining 3 are defined as the * following: */ +#define BT_ERROR_WRITE_REQUEST_REJECTED 0xfc #define BT_ERROR_CCC_IMPROPERLY_CONFIGURED 0xfd #define BT_ERROR_ALREADY_IN_PROGRESS 0xfe #define BT_ERROR_OUT_OF_RANGE 0xff diff --git a/src/shared/bap.c b/src/shared/bap.c index 1fff7e0fd..70aa89a79 100644 --- a/src/shared/bap.c +++ b/src/shared/bap.c @@ -4,6 +4,7 @@ * BlueZ - Bluetooth protocol stack for Linux * * Copyright (C) 2022 Intel Corporation. All rights reserved. + * Copyright 2023 NXP * */ @@ -28,6 +29,7 @@ #include "src/shared/gatt-client.h" #include "src/shared/bap.h" #include "src/shared/ascs.h" +#include "src/shared/bass.h" /* Maximum number of ASE(s) */ #define NUM_SINKS 2 @@ -114,14 +116,6 @@ struct bt_ascs { struct gatt_db_attribute *ase_cp_ccc; }; -struct bt_bap_db { - struct gatt_db *db; - struct bt_pacs *pacs; - struct bt_ascs *ascs; - struct queue *sinks; - struct queue *sources; -}; - struct bt_bap_req { unsigned int id; struct bt_bap_stream *stream; @@ -133,10 +127,6 @@ struct bt_bap_req { void *user_data; }; -typedef void (*bap_notify_t)(struct bt_bap *bap, uint16_t value_handle, - const uint8_t *value, uint16_t length, - void *user_data); - struct bt_bap_notify { unsigned int id; struct bt_bap *bap; @@ -144,35 +134,6 @@ struct bt_bap_notify { void *user_data; }; -struct bt_bap { - int ref_count; - struct bt_bap_db *ldb; - struct bt_bap_db *rdb; - struct bt_gatt_client *client; - struct bt_att *att; - struct bt_bap_req *req; - - unsigned int cp_id; - unsigned int process_id; - unsigned int disconn_id; - unsigned int idle_id; - - struct queue *reqs; - struct queue *notify; - struct queue *streams; - struct queue *local_eps; - struct queue *remote_eps; - - struct queue *pac_cbs; - struct queue *ready_cbs; - struct queue *state_cbs; - - bt_bap_debug_func_t debug_func; - bt_bap_destroy_func_t debug_destroy; - void *debug_data; - void *user_data; -}; - struct bt_bap_pac { struct bt_bap_db *bdb; char *name; @@ -569,7 +530,7 @@ static void bap_disconnected(int err, void *user_data) bt_bap_detach(bap); } -static struct bt_bap *bap_get_session(struct bt_att *att, struct gatt_db *db) +struct bt_bap *bap_get_session(struct bt_att *att, struct gatt_db *db) { const struct queue_entry *entry; struct bt_bap *bap; @@ -2189,6 +2150,7 @@ static struct bt_bap_db *bap_db_new(struct gatt_db *db) bdb->db = gatt_db_ref(db); bdb->sinks = queue_new(); bdb->sources = queue_new(); + bdb->bass_bcast_srcs = queue_new(); if (!bap_db) bap_db = queue_new(); @@ -2199,6 +2161,9 @@ static struct bt_bap_db *bap_db_new(struct gatt_db *db) bdb->ascs = ascs_new(db); bdb->ascs->bdb = bdb; + bdb->bass = bass_new(db); + bdb->bass->bdb = bdb; + queue_push_tail(bap_db, bdb); return bdb; @@ -2518,10 +2483,12 @@ static void bap_db_free(void *data) queue_destroy(bdb->sinks, bap_pac_free); queue_destroy(bdb->sources, bap_pac_free); + queue_destroy(bdb->bass_bcast_srcs, bass_bcast_src_free); gatt_db_unref(bdb->db); free(bdb->pacs); free(bdb->ascs); + free(bdb->bass); free(bdb); } @@ -2669,6 +2636,7 @@ struct bt_bap *bt_bap_new(struct gatt_db *ldb, struct gatt_db *rdb) bdb->db = gatt_db_ref(rdb); bdb->sinks = queue_new(); bdb->sources = queue_new(); + bdb->bass_bcast_srcs = queue_new(); bap->rdb = bdb; bap->remote_eps = queue_new(); @@ -3382,7 +3350,7 @@ static void bap_notify_destroy(void *data) free(notify); } -static unsigned int bap_register_notify(struct bt_bap *bap, +unsigned int bap_register_notify(struct bt_bap *bap, uint16_t value_handle, bap_notify_t func, void *user_data) @@ -3835,6 +3803,9 @@ clone: bt_uuid16_create(&uuid, ASCS_UUID); gatt_db_foreach_service(bap->rdb->db, &uuid, foreach_ascs_service, bap); + bt_uuid16_create(&uuid, BASS_UUID); + gatt_db_foreach_service(bap->rdb->db, &uuid, foreach_bass_service, bap); + return true; } diff --git a/src/shared/bap.h b/src/shared/bap.h index bd13abef9..44b0d1535 100644 --- a/src/shared/bap.h +++ b/src/shared/bap.h @@ -4,6 +4,7 @@ * BlueZ - Bluetooth protocol stack for Linux * * Copyright (C) 2022 Intel Corporation. All rights reserved. + * Copyright 2023 NXP * */ @@ -62,9 +63,49 @@ struct bt_bap_qos { uint8_t target_latency; /* Target Latency */ }; +struct bt_bap_db { + struct gatt_db *db; + struct bt_pacs *pacs; + struct bt_ascs *ascs; + struct bt_bass *bass; + struct queue *sinks; + struct queue *sources; + struct queue *bass_bcast_srcs; +}; + typedef void (*bt_bap_ready_func_t)(struct bt_bap *bap, void *user_data); typedef void (*bt_bap_destroy_func_t)(void *user_data); typedef void (*bt_bap_debug_func_t)(const char *str, void *user_data); + +struct bt_bap { + int ref_count; + struct bt_bap_db *ldb; + struct bt_bap_db *rdb; + struct bt_gatt_client *client; + struct bt_att *att; + struct bt_bap_req *req; + + unsigned int cp_id; + unsigned int process_id; + unsigned int disconn_id; + unsigned int idle_id; + + struct queue *reqs; + struct queue *notify; + struct queue *streams; + struct queue *local_eps; + struct queue *remote_eps; + + struct queue *pac_cbs; + struct queue *ready_cbs; + struct queue *state_cbs; + + bt_bap_debug_func_t debug_func; + bt_bap_destroy_func_t debug_destroy; + void *debug_data; + void *user_data; +}; + typedef void (*bt_bap_pac_func_t)(struct bt_bap_pac *pac, void *user_data); typedef bool (*bt_bap_pac_foreach_t)(struct bt_bap_pac *lpac, struct bt_bap_pac *rpac, @@ -86,6 +127,10 @@ typedef void (*bt_bap_stream_func_t)(struct bt_bap_stream *stream, void *user_data); typedef void (*bt_bap_func_t)(struct bt_bap *bap, void *user_data); +typedef void (*bap_notify_t)(struct bt_bap *bap, uint16_t value_handle, + const uint8_t *value, uint16_t length, + void *user_data); + /* Local PAC related functions */ struct bt_bap_pac_qos { uint8_t framing; @@ -265,3 +310,9 @@ uint8_t bt_bap_stream_io_dir(struct bt_bap_stream *stream); int bt_bap_stream_io_connecting(struct bt_bap_stream *stream, int fd); bool bt_bap_stream_io_is_connecting(struct bt_bap_stream *stream, int *fd); + +struct bt_bap *bap_get_session(struct bt_att *att, struct gatt_db *db); +unsigned int bap_register_notify(struct bt_bap *bap, + uint16_t value_handle, + bap_notify_t func, + void *user_data); diff --git a/src/shared/bass.c b/src/shared/bass.c new file mode 100644 index 000000000..1be36ef75 --- /dev/null +++ b/src/shared/bass.c @@ -0,0 +1,703 @@ +// SPDX-License-Identifier: LGPL-2.1-or-later +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright 2023 NXP + * + */ + +#define _GNU_SOURCE +#include +#include +#include +#include +#include +#include +#include + +#include "lib/bluetooth.h" +#include "lib/uuid.h" +#include "lib/iso.h" + +#include "src/shared/queue.h" +#include "src/shared/util.h" +#include "src/shared/att.h" +#include "src/shared/gatt-db.h" +#include "src/shared/gatt-client.h" +#include "src/shared/bap.h" +#include "src/shared/bass.h" + +#define DBG(_bap, fmt, arg...) \ + bass_debug(_bap, "%s:%s() " fmt, __FILE__, __func__, ## arg) + +static void bass_debug(struct bt_bap *bap, const char *format, ...) +{ + va_list ap; + + if (!bap || !format || !bap->debug_func) + return; + + va_start(ap, format); + util_debug_va(bap->debug_func, bap->debug_data, format, ap); + va_end(ap); +} + +static int +bass_build_bcast_src_from_notif(struct bt_bcast_src *bcast_src, + const uint8_t *value, uint16_t length) +{ + struct bt_bass_subgroup_data *subgroup_data = NULL; + uint8_t *id; + uint8_t *addr_type; + uint8_t *addr; + uint8_t *sid; + uint8_t *bid; + uint8_t *pa_sync_state; + uint8_t *enc; + uint8_t *bad_code = NULL; + uint8_t *num_subgroups; + uint8_t *bis_sync_state; + uint8_t *meta_len; + uint8_t *meta; + + struct iovec iov = { + .iov_base = (void *) value, + .iov_len = length, + }; + + /* Extract all fields from notification */ + id = util_iov_pull_mem(&iov, sizeof(*id)); + if (!id) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + addr_type = util_iov_pull_mem(&iov, sizeof(*addr_type)); + if (!addr_type) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + addr = util_iov_pull_mem(&iov, sizeof(bdaddr_t)); + if (!addr) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + sid = util_iov_pull_mem(&iov, sizeof(*sid)); + if (!sid) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + bid = util_iov_pull_mem(&iov, 3); + if (!bid) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + pa_sync_state = util_iov_pull_mem(&iov, sizeof(*pa_sync_state)); + if (!pa_sync_state) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + enc = util_iov_pull_mem(&iov, sizeof(*enc)); + if (!enc) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + if (*enc == BT_BASS_BIG_ENC_STATE_BAD_CODE) { + bad_code = util_iov_pull_mem(&iov, BT_BASS_BCAST_CODE_SIZE); + if (!bad_code) { + DBG(bcast_src->bap, "Unable to parse " + "Broadcast Receive State"); + return -1; + } + } + + num_subgroups = util_iov_pull_mem(&iov, sizeof(*num_subgroups)); + if (!num_subgroups) { + DBG(bcast_src->bap, "Unable to parse Broadcast Receive State"); + return -1; + } + + if (*num_subgroups == 0) + goto done; + + subgroup_data = malloc((*num_subgroups) * sizeof(*subgroup_data)); + if (!subgroup_data) { + DBG(bcast_src->bap, "Unable to allocate memory"); + return -1; + } + + memset(subgroup_data, 0, (*num_subgroups) * sizeof(*subgroup_data)); + + for (int i = 0; i < *num_subgroups; i++) { + bis_sync_state = util_iov_pull_mem(&iov, + sizeof(uint32_t)); + if (!bis_sync_state) { + DBG(bcast_src->bap, "Unable to parse " + "Broadcast Receive State"); + + for (int j = 0; j < i; j++) + free(subgroup_data[j].meta); + + free(subgroup_data); + return -1; + } + + subgroup_data[i].bis_sync = get_le32(bis_sync_state); + + meta_len = util_iov_pull_mem(&iov, sizeof(*meta_len)); + if (!meta_len) { + DBG(bcast_src->bap, "Unable to parse " + "Broadcast Receive State"); + + for (int j = 0; j < i; j++) + free(subgroup_data[j].meta); + + free(subgroup_data); + return -1; + } + + subgroup_data[i].meta_len = *meta_len; + + if (*meta_len == 0) + continue; + + subgroup_data[i].meta = malloc(*meta_len); + if (!subgroup_data[i].meta) { + DBG(bcast_src->bap, "Unable to allocate memory"); + + for (int j = 0; j < i; j++) + free(subgroup_data[j].meta); + + free(subgroup_data); + return -1; + } + + meta = util_iov_pull_mem(&iov, *meta_len); + if (!meta) { + DBG(bcast_src->bap, "Unable to parse " + "Broadcast Receive State"); + + for (int j = 0; j < i; j++) + free(subgroup_data[j].meta); + + free(subgroup_data); + return -1; + } + + memcpy(subgroup_data[i].meta, meta, *meta_len); + } + +done: + /* + * If no errors occurred, copy extracted fields into + * the broadcast source structure + */ + if (bcast_src->subgroup_data) { + for (int i = 0; i < bcast_src->num_subgroups; i++) + free(bcast_src->subgroup_data[i].meta); + + free(bcast_src->subgroup_data); + } + + bcast_src->id = *id; + bcast_src->addr_type = *addr_type; + memcpy(&bcast_src->addr, addr, sizeof(bdaddr_t)); + bcast_src->sid = *sid; + bcast_src->bid = get_le24(bid); + bcast_src->sync_state = *pa_sync_state; + bcast_src->enc = *enc; + + if (*enc == BT_BASS_BIG_ENC_STATE_BAD_CODE) + memcpy(bcast_src->bad_code, bad_code, BT_BASS_BCAST_CODE_SIZE); + else + memset(bcast_src->bad_code, 0, BT_BASS_BCAST_CODE_SIZE); + + bcast_src->num_subgroups = *num_subgroups; + + bcast_src->subgroup_data = subgroup_data; + + return 0; +} + +static int +bass_build_bcast_src_from_read_rsp(struct bt_bcast_src *bcast_src, + const uint8_t *value, uint16_t length) +{ + return bass_build_bcast_src_from_notif(bcast_src, value, length); +} + +static uint8_t *bass_build_notif_from_bcast_src(struct bt_bcast_src *bcast_src, + size_t *notif_len) +{ + size_t len = 0; + uint8_t *notif = NULL; + struct iovec iov; + + *notif_len = 0; + + if (!bcast_src) + return NULL; + + len = BT_BASS_BCAST_SRC_LEN + bcast_src->num_subgroups * + BT_BASS_BCAST_SRC_SUBGROUP_LEN; + + if (bcast_src->enc == BT_BASS_BIG_ENC_STATE_BAD_CODE) + len += BT_BASS_BCAST_CODE_SIZE; + + for (size_t i = 0; i < bcast_src->num_subgroups; i++) { + /* Add length for subgroup metadata */ + len += bcast_src->subgroup_data[i].meta_len; + } + + notif = malloc(len); + if (!notif) + return NULL; + + memset(notif, 0, len); + + iov.iov_base = notif; + iov.iov_len = 0; + + util_iov_push_mem(&iov, sizeof(bcast_src->id), + &bcast_src->id); + util_iov_push_mem(&iov, sizeof(bcast_src->addr_type), + &bcast_src->addr_type); + util_iov_push_mem(&iov, sizeof(bcast_src->addr), + &bcast_src->addr); + util_iov_push_mem(&iov, sizeof(bcast_src->sid), + &bcast_src->sid); + util_iov_push_mem(&iov, 3, &bcast_src->bid); + util_iov_push_mem(&iov, sizeof(bcast_src->sync_state), + &bcast_src->sync_state); + util_iov_push_mem(&iov, sizeof(bcast_src->enc), + &bcast_src->enc); + + if (bcast_src->enc == BT_BASS_BIG_ENC_STATE_BAD_CODE) + util_iov_push_mem(&iov, sizeof(bcast_src->bad_code), + bcast_src->bad_code); + + util_iov_push_mem(&iov, sizeof(bcast_src->num_subgroups), + &bcast_src->num_subgroups); + + for (size_t i = 0; i < bcast_src->num_subgroups; i++) { + /* Add subgroup bis_sync */ + util_iov_push_mem(&iov, + sizeof(bcast_src->subgroup_data[i].bis_sync), + &bcast_src->subgroup_data[i].bis_sync); + + /* Add subgroup meta_len */ + util_iov_push_mem(&iov, + sizeof(bcast_src->subgroup_data[i].meta_len), + &bcast_src->subgroup_data[i].meta_len); + + /* Add subgroup metadata */ + if (bcast_src->subgroup_data[i].meta_len > 0) + util_iov_push_mem(&iov, + bcast_src->subgroup_data[i].meta_len, + bcast_src->subgroup_data[i].meta); + } + + *notif_len = len; + return notif; +} + +static uint8_t * +bass_build_read_rsp_from_bcast_src(struct bt_bcast_src *bcast_src, + size_t *rsp_len) +{ + return bass_build_notif_from_bcast_src(bcast_src, rsp_len); +} + +static bool bass_check_cp_command_subgroup_data_len(uint8_t num_subgroups, + struct iovec *iov) +{ + uint32_t *bis_sync_state; + uint8_t *meta_len; + uint8_t *meta; + + for (int i = 0; i < num_subgroups; i++) { + bis_sync_state = util_iov_pull_mem(iov, + sizeof(*bis_sync_state)); + if (!bis_sync_state) + return false; + + meta_len = util_iov_pull_mem(iov, + sizeof(*meta_len)); + if (!meta_len) + return false; + + meta = util_iov_pull_mem(iov, *meta_len); + if (!meta) + return false; + } + + return true; +} + +static bool bass_check_cp_command_len(struct iovec *iov) +{ + struct bt_bass_bcast_audio_scan_cp_hdr *hdr; + union { + struct bt_bass_add_src_params *add_src_params; + struct bt_bass_mod_src_params *mod_src_params; + struct bt_bass_set_bcast_code_params *set_bcast_code_params; + struct bt_bass_remove_src_params *remove_src_params; + } params; + + /* Get command header */ + hdr = util_iov_pull_mem(iov, sizeof(*hdr)); + + if (!hdr) + return false; + + /* Check command parameters */ + switch (hdr->op) { + case BT_BASS_ADD_SRC: + params.add_src_params = util_iov_pull_mem(iov, + sizeof(*params.add_src_params)); + if (!params.add_src_params) + return false; + + if (!bass_check_cp_command_subgroup_data_len( + params.add_src_params->num_subgroups, + iov)) + return false; + + break; + case BT_BASS_MOD_SRC: + params.mod_src_params = util_iov_pull_mem(iov, + sizeof(*params.mod_src_params)); + if (!params.mod_src_params) + return false; + + if (!bass_check_cp_command_subgroup_data_len( + params.mod_src_params->num_subgroups, + iov)) + return false; + + break; + case BT_BASS_SET_BCAST_CODE: + params.set_bcast_code_params = util_iov_pull_mem(iov, + sizeof(*params.set_bcast_code_params)); + if (!params.set_bcast_code_params) + return false; + + break; + case BT_BASS_REMOVE_SRC: + params.remove_src_params = util_iov_pull_mem(iov, + sizeof(*params.remove_src_params)); + if (!params.remove_src_params) + return false; + + break; + case BT_BASS_REMOTE_SCAN_STOPPED: + case BT_BASS_REMOTE_SCAN_STARTED: + break; + default: + return true; + } + + if (iov->iov_len > 0) + return false; + + return true; +} + +static void bass_bcast_audio_scan_cp_write(struct gatt_db_attribute *attrib, + unsigned int id, uint16_t offset, + const uint8_t *value, size_t len, + uint8_t opcode, struct bt_att *att, + void *user_data) +{ + struct iovec iov = { + .iov_base = (void *)value, + .iov_len = len, + }; + + /* Validate written command length */ + if (!bass_check_cp_command_len(&iov)) { + if (opcode == BT_ATT_OP_WRITE_REQ) { + gatt_db_attribute_write_result(attrib, id, + BT_ERROR_WRITE_REQUEST_REJECTED); + } + return; + } + + /* TODO: Implement handlers for the written opcodes */ + gatt_db_attribute_write_result(attrib, id, + BT_BASS_ERROR_OPCODE_NOT_SUPPORTED); +} + +static bool bass_src_match_attrib(const void *data, const void *match_data) +{ + const struct bt_bcast_src *bcast_src = data; + const struct gatt_db_attribute *attr = match_data; + + return (bcast_src->attr == attr); +} + +static void bass_bcast_recv_state_read(struct gatt_db_attribute *attrib, + unsigned int id, uint16_t offset, + uint8_t opcode, struct bt_att *att, + void *user_data) +{ + struct bt_bass *bass = user_data; + struct bt_bap *bap = bap_get_session(att, bass->bdb->db); + uint8_t *rsp; + size_t rsp_len; + struct bt_bcast_src *bcast_src; + + bcast_src = queue_find(bap->ldb->bass_bcast_srcs, + bass_src_match_attrib, + attrib); + + if (!bcast_src) { + gatt_db_attribute_read_result(attrib, id, 0, NULL, + 0); + return; + } + + /* Build read response */ + rsp = bass_build_read_rsp_from_bcast_src(bcast_src, &rsp_len); + + if (!rsp) { + gatt_db_attribute_read_result(attrib, id, + BT_ATT_ERROR_UNLIKELY, + NULL, 0); + return; + } + + gatt_db_attribute_read_result(attrib, id, 0, (void *)rsp, + rsp_len); + + free(rsp); +} + +static void bcast_recv_new(struct bt_bass *bass, int i) +{ + struct bt_bcast_recv_state *bcast_recv_state; + bt_uuid_t uuid; + + if (!bass) + return; + + bcast_recv_state = new0(struct bt_bcast_recv_state, 1); + bcast_recv_state->bass = bass; + + bt_uuid16_create(&uuid, BCAST_RECV_STATE_UUID); + bcast_recv_state->attr = + gatt_db_service_add_characteristic(bass->service, &uuid, + BT_ATT_PERM_READ | BT_ATT_PERM_READ_ENCRYPT, + BT_GATT_CHRC_PROP_READ | + BT_GATT_CHRC_PROP_NOTIFY, + bass_bcast_recv_state_read, NULL, + bass); + + bcast_recv_state->ccc = gatt_db_service_add_ccc(bass->service, + BT_ATT_PERM_READ | BT_ATT_PERM_WRITE); + + bass->bcast_recv_states[i] = bcast_recv_state; +} + +struct bt_bass *bass_new(struct gatt_db *db) +{ + struct bt_bass *bass; + bt_uuid_t uuid; + int i; + + if (!db) + return NULL; + + bass = new0(struct bt_bass, 1); + + /* Populate DB with BASS attributes */ + bt_uuid16_create(&uuid, BASS_UUID); + bass->service = gatt_db_add_service(db, &uuid, true, + 3 + (NUM_BCAST_RECV_STATES * 3)); + + for (i = 0; i < NUM_BCAST_RECV_STATES; i++) + bcast_recv_new(bass, i); + + bt_uuid16_create(&uuid, BCAST_AUDIO_SCAN_CP_UUID); + bass->bcast_audio_scan_cp = + gatt_db_service_add_characteristic(bass->service, + &uuid, + BT_ATT_PERM_WRITE | BT_ATT_PERM_WRITE_ENCRYPT, + BT_GATT_CHRC_PROP_WRITE, + NULL, bass_bcast_audio_scan_cp_write, + bass); + + gatt_db_service_set_active(bass->service, true); + + return bass; +} + +void bass_bcast_src_free(void *data) +{ + struct bt_bcast_src *bcast_src = data; + + for (int i = 0; i < bcast_src->num_subgroups; i++) + free(bcast_src->subgroup_data[i].meta); + + free(bcast_src->subgroup_data); + free(bcast_src); +} + +static void read_bcast_recv_state(bool success, uint8_t att_ecode, + const uint8_t *value, uint16_t length, + void *user_data) +{ + struct bt_bcast_src *bcast_src = user_data; + + if (!success) { + DBG(bcast_src->bap, "Unable to read " + "Broadcast Receive State: error 0x%02x", + att_ecode); + return; + } + + if (length == 0) { + queue_remove(bcast_src->bap->rdb->bass_bcast_srcs, bcast_src); + bass_bcast_src_free(bcast_src); + return; + } + + if (bass_build_bcast_src_from_read_rsp(bcast_src, value, length)) { + queue_remove(bcast_src->bap->rdb->bass_bcast_srcs, bcast_src); + bass_bcast_src_free(bcast_src); + return; + } +} + +static void bcast_recv_state_notify(struct bt_bap *bap, uint16_t value_handle, + const uint8_t *value, uint16_t length, + void *user_data) +{ + struct gatt_db_attribute *attr = user_data; + struct bt_bcast_src *bcast_src; + bool new_src = false; + + bcast_src = queue_find(bap->rdb->bass_bcast_srcs, + bass_src_match_attrib, attr); + if (!bcast_src) { + new_src = true; + bcast_src = malloc(sizeof(*bcast_src)); + + if (!bcast_src) { + DBG(bap, "Failed to allocate " + "memory for broadcast source"); + return; + } + + memset(bcast_src, 0, sizeof(struct bt_bcast_src)); + bcast_src->bap = bap; + bcast_src->attr = attr; + } + + if (bass_build_bcast_src_from_notif(bcast_src, value, length) + && new_src) { + bass_bcast_src_free(bcast_src); + return; + } + + if (new_src) + queue_push_tail(bap->rdb->bass_bcast_srcs, bcast_src); +} + +static struct bt_bass *bap_get_bass(struct bt_bap *bap) +{ + if (!bap) + return NULL; + + if (bap->rdb->bass) + return bap->rdb->bass; + + bap->rdb->bass = new0(struct bt_bass, 1); + bap->rdb->bass->bdb = bap->rdb; + + return bap->rdb->bass; +} + +static void foreach_bass_char(struct gatt_db_attribute *attr, void *user_data) +{ + struct bt_bap *bap = user_data; + uint16_t value_handle; + bt_uuid_t uuid, uuid_bcast_audio_scan_cp, uuid_bcast_recv_state; + struct bt_bass *bass; + + /* Get attribute value handle and uuid */ + if (!gatt_db_attribute_get_char_data(attr, NULL, &value_handle, + NULL, NULL, &uuid)) + return; + + bt_uuid16_create(&uuid_bcast_audio_scan_cp, BCAST_AUDIO_SCAN_CP_UUID); + bt_uuid16_create(&uuid_bcast_recv_state, BCAST_RECV_STATE_UUID); + + if (!bt_uuid_cmp(&uuid, &uuid_bcast_audio_scan_cp)) { + /* Found Broadcast Audio Scan Control Point characteristic */ + bass = bap_get_bass(bap); + + if (!bass || bass->bcast_audio_scan_cp) + return; + + /* Store characteristic reference */ + bass->bcast_audio_scan_cp = attr; + + DBG(bap, "Broadcast Audio Scan Control Point " + "found: handle 0x%04x", value_handle); + } + + if (!bt_uuid_cmp(&uuid, &uuid_bcast_recv_state)) { + /* Found Broadcast Receive State characteristic */ + struct bt_bcast_src *bcast_src = + queue_find(bap->rdb->bass_bcast_srcs, + bass_src_match_attrib, attr); + + if (!bcast_src) { + bcast_src = malloc(sizeof(struct bt_bcast_src)); + + if (bcast_src == NULL) { + DBG(bap, "Failed to allocate " + "memory for broadcast source"); + return; + } + + memset(bcast_src, 0, sizeof(struct bt_bcast_src)); + bcast_src->bap = bap; + bcast_src->attr = attr; + + queue_push_tail(bap->rdb->bass_bcast_srcs, bcast_src); + } + + bt_gatt_client_read_value(bap->client, value_handle, + read_bcast_recv_state, + bcast_src, NULL); + + (void)bap_register_notify(bap, value_handle, + bcast_recv_state_notify, + attr); + + DBG(bap, "Broadcast Receive State found: handle 0x%04x", + value_handle); + } +} + +void foreach_bass_service(struct gatt_db_attribute *attr, + void *user_data) +{ + struct bt_bap *bap = user_data; + struct bt_bass *bass = bap_get_bass(bap); + + /* Store BASS attribute reference */ + bass->service = attr; + + /* Handle BASS attributes */ + gatt_db_service_foreach_char(attr, foreach_bass_char, bap); +} diff --git a/src/shared/bass.h b/src/shared/bass.h new file mode 100644 index 000000000..8edd73502 --- /dev/null +++ b/src/shared/bass.h @@ -0,0 +1,124 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright 2023 NXP + * + */ + +#define NUM_BCAST_RECV_STATES 2 +#define BT_BASS_BCAST_CODE_SIZE 16 +#define BT_BASS_BIG_SYNC_FAILED_BITMASK 0xFFFFFFFF +#define BT_BASS_BCAST_SRC_LEN 15 +#define BT_BASS_BCAST_SRC_SUBGROUP_LEN 5 + +/* Application error codes */ +#define BT_BASS_ERROR_OPCODE_NOT_SUPPORTED 0x80 +#define BT_BASS_ERROR_INVALID_SOURCE_ID 0x81 + +/* PA_Sync_State values */ +#define BT_BASS_NOT_SYNCHRONIZED_TO_PA 0x00 +#define BT_BASS_SYNC_INFO_RE 0x01 +#define BT_BASS_SYNCHRONIZED_TO_PA 0x02 +#define BT_BASS_FAILED_TO_SYNCHRONIZE_TO_PA 0x03 +#define BT_BASS_NO_PAST 0x04 + +/* BIG_Encryption values */ +#define BT_BASS_BIG_ENC_STATE_NO_ENC 0x00 +#define BT_BASS_BIG_ENC_STATE_BCODE_REQ 0x01 +#define BT_BASS_BIG_ENC_STATE_DEC 0x02 +#define BT_BASS_BIG_ENC_STATE_BAD_CODE 0x03 + +/* BASS subgroup field of the Broadcast + * Receive State characteristic + */ +struct bt_bass_subgroup_data { + uint32_t bis_sync; + uint32_t pending_bis_sync; + uint8_t meta_len; + uint8_t *meta; +}; + +/* BASS Broadcast Source structure */ +struct bt_bcast_src { + struct bt_bap *bap; + struct gatt_db_attribute *attr; + uint8_t id; + uint8_t addr_type; + bdaddr_t addr; + uint8_t sid; + uint32_t bid; + uint8_t sync_state; + uint8_t enc; + uint8_t bad_code[BT_BASS_BCAST_CODE_SIZE]; + uint8_t num_subgroups; + struct bt_bass_subgroup_data *subgroup_data; +}; + +/* Broadcast Receive State characteristic structure */ +struct bt_bcast_recv_state { + struct bt_bass *bass; + struct gatt_db_attribute *attr; + struct gatt_db_attribute *ccc; +}; + +/* BASS instance structure */ +struct bt_bass { + struct bt_bap_db *bdb; + struct gatt_db_attribute *service; + struct gatt_db_attribute *bcast_audio_scan_cp; + struct bt_bcast_recv_state *bcast_recv_states[NUM_BCAST_RECV_STATES]; +}; + +/* Broadcast Audio Scan Control Point + * header structure + */ +struct bt_bass_bcast_audio_scan_cp_hdr { + uint8_t op; +} __packed; + +#define BT_BASS_REMOTE_SCAN_STOPPED 0x00 + +#define BT_BASS_REMOTE_SCAN_STARTED 0x01 + +#define BT_BASS_ADD_SRC 0x02 + +struct bt_bass_add_src_params { + uint8_t addr_type; + bdaddr_t addr; + uint8_t sid; + uint8_t bid[3]; + uint8_t pa_sync; + uint16_t pa_interval; + uint8_t num_subgroups; + uint8_t subgroup_data[]; +} __packed; + +#define BT_BASS_MOD_SRC 0x03 + +struct bt_bass_mod_src_params { + uint8_t id; + uint8_t pa_sync; + uint16_t pa_interval; + uint8_t num_subgroups; + uint8_t subgroup_data[]; +} __packed; + +#define BT_BASS_SET_BCAST_CODE 0x04 + +struct bt_bass_set_bcast_code_params { + uint8_t id; + uint8_t bcast_code[BT_BASS_BCAST_CODE_SIZE]; +} __packed; + +#define BT_BASS_REMOVE_SRC 0x05 + +struct bt_bass_remove_src_params { + uint8_t id; +} __packed; + +struct bt_bass *bass_new(struct gatt_db *db); +void bass_bcast_src_free(void *data); +void foreach_bass_service(struct gatt_db_attribute *attr, + void *user_data);