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Fri, 23 Jun 2023 07:45:08 +0000 From: Iulia Tanasescu To: linux-bluetooth@vger.kernel.org Cc: claudia.rosu@nxp.com, mihai-octavian.urzica@nxp.com, silviu.barbulescu@nxp.com, vlad.pruteanu@nxp.com, andrei.istodorescu@nxp.com, Iulia Tanasescu Subject: [PATCH BlueZ 1/1] isotest: Add check after accepting connection Date: Fri, 23 Jun 2023 10:44:06 +0300 Message-Id: <20230623074406.16522-2-iulia.tanasescu@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230623074406.16522-1-iulia.tanasescu@nxp.com> References: <20230623074406.16522-1-iulia.tanasescu@nxp.com> X-ClientProxiedBy: AM0PR10CA0100.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:e6::17) To AS8PR04MB8898.eurprd04.prod.outlook.com (2603:10a6:20b:42d::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS8PR04MB8898:EE_|GVXPR04MB9925:EE_ X-MS-Office365-Filtering-Correlation-Id: 294f33c5-8816-40d3-2e8b-08db73bdc499 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)(366004)(136003)(396003)(39860400002)(376002)(451199021)(26005)(1076003)(6506007)(6512007)(186003)(2616005)(4326008)(316002)(36756003)(6486002)(6916009)(2906002)(66556008)(66476007)(66946007)(41300700001)(86362001)(38350700002)(38100700002)(83380400001)(52116002)(5660300002)(478600001)(44832011)(8676002)(8936002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 294f33c5-8816-40d3-2e8b-08db73bdc499 X-MS-Exchange-CrossTenant-AuthSource: AS8PR04MB8898.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Jun 2023 07:45:08.8161 (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: cNGM9rCt1tHbkiuAFlsywXsLih3wLjeA9wKC11QcI01JT0VwuIjxcwZPV4XD0taMUrMxD4SnzjQ3y6F0BMxoUw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: GVXPR04MB9925 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This checks for the POLLERR event on a newly accepted connection, to determine if the connection was successful or not. --- tools/isotest.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/tools/isotest.c b/tools/isotest.c index 0eae3cdc1..c71bc6fa0 100644 --- a/tools/isotest.c +++ b/tools/isotest.c @@ -33,6 +33,7 @@ #include #include #include +#include #include "lib/bluetooth.h" #include "lib/hci.h" @@ -440,6 +441,9 @@ static void do_listen(char *filename, void (*handler)(int fd, int sk), socklen_t optlen; int sk, nsk, fd = -1; char ba[18]; + struct pollfd fds; + int err, sk_err; + socklen_t len; if (filename) { fd = open(filename, O_WRONLY | O_CREAT | O_APPEND, 0644); @@ -529,6 +533,28 @@ static void do_listen(char *filename, void (*handler)(int fd, int sk), goto error; } + /* Check if connection was successful */ + memset(&fds, 0, sizeof(fds)); + fds.fd = nsk; + fds.events = POLLERR; + + if (poll(&fds, 1, 0) > 0 && (fds.revents & POLLERR)) { + len = sizeof(sk_err); + + if (getsockopt(nsk, SOL_SOCKET, SO_ERROR, + &sk_err, &len) < 0) + err = -errno; + else + err = -sk_err; + + if (err < 0) + syslog(LOG_ERR, "Connection failed: %s (%d)", + strerror(-err), -err); + + close(nsk); + continue; + } + if (fork()) { /* Parent */ close(nsk);