From patchwork Wed Mar 11 18:59:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luiz Augusto von Dentz X-Patchwork-Id: 11432555 X-Patchwork-Delegate: luiz.dentz@gmail.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3416B92A for ; Wed, 11 Mar 2020 18:59:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B04F4205C9 for ; Wed, 11 Mar 2020 18:59:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="lzO753Xc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730973AbgCKS7R (ORCPT ); Wed, 11 Mar 2020 14:59:17 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:34440 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730734AbgCKS7R (ORCPT ); Wed, 11 Mar 2020 14:59:17 -0400 Received: by mail-pg1-f196.google.com with SMTP id t3so1697968pgn.1 for ; Wed, 11 Mar 2020 11:59:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=2xM90dffTvLukV9Gy+9eaM+lQj47FbJNZsqqzLKTSQU=; b=lzO753XctsfcZ0zmrUEIB0hI9K5H6MKzslXKnE9ucyux0XrNBLLIq9M8zeawLxT8VN 6r4NzfDDwq/oYT1QD+EFnmkC6dDMTOMOQRoEw3Ghx9qNJk4bmtjrSNFra/nVubQu9ZPx S5HxjqL+Lw83tQsDc8MMKnNKCT1giXUAFvYOX2HYUniX6uF+VLajjO+OMVsXXVBpXLeZ H0Aw9VlTKVdiH0ZnDgs4bPTZldLlka77FxAP3T4mnZLpNGEPt4deQYujvPdCrdERscZC t0h6qzTGy0P4u9fmmovz9YLkUtsWdYuzn8tprhIqhHDgVFN4jHx1quWMuN0rfqfiMnWM C5pw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=2xM90dffTvLukV9Gy+9eaM+lQj47FbJNZsqqzLKTSQU=; b=mvJUE5G2F93PMkiXvhAYxgOt1Mnf4TxPClOvyx0V+qhfVDc6h/mZzOwydN+sCOPBtF 1hGoCmxZEjrOKq8g3ljH3+pigmCSg/+X0AlKKghhJOwYBgMtDcA88wDgYFGJRB+oDdSz WHo1MFyw/o/+4ZjkuPjcUlmlgr233TgTOGa7LTnEmYhsseFIX0QuaRMJD9wXICwSwVhI fOYziWxSi9fC6aydSzLRkfIHsWXTq2qAfEqAKlBRMGfSsnMeCLTo2qmvr5levXCFpxY8 R/rEk4rXRnPtQPD0NGBeGvZ28pk3x5gmAkvqz8fwnZdp5wd6jkUmSY3hVrkgKIUN3wgd PLUQ== X-Gm-Message-State: ANhLgQ3xGBbT3Tn4JZ3jiXhaVrjLdaKyutQ7u07vxgplkcrX41fcAEgJ vq9R5chxEruYR9AkVtsAAHk8VTRJjPw= X-Google-Smtp-Source: ADFU+vtnzca7ev71glKhOx7IM0T058KrXNu8b/LKSIG5LpecpB/zPdRFXJOGCQv3NWmmvwpWIj5VFA== X-Received: by 2002:a63:68a:: with SMTP id 132mr4202411pgg.12.1583953155383; Wed, 11 Mar 2020 11:59:15 -0700 (PDT) Received: from localhost.localdomain (c-71-56-157-77.hsd1.or.comcast.net. [71.56.157.77]) by smtp.gmail.com with ESMTPSA id mp5sm6169252pjb.48.2020.03.11.11.59.14 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Mar 2020 11:59:14 -0700 (PDT) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH v2 1/2] input: hog: Attempt to set security level if not bonded Date: Wed, 11 Mar 2020 11:59:07 -0700 Message-Id: <20200311185913.8785-1-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.21.1 MIME-Version: 1.0 Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Luiz Augusto von Dentz This attempts to set the security if the device is not bonded, the kernel will block any communication on the ATT socket while bumping the security and if that fails the device will be disconnected which is better than having the device dangling around without being able to communicate with it until it is properly bonded. --- profiles/input/hog.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/profiles/input/hog.c b/profiles/input/hog.c index dfac68921..f0226ebbd 100644 --- a/profiles/input/hog.c +++ b/profiles/input/hog.c @@ -49,6 +49,8 @@ #include "src/shared/util.h" #include "src/shared/uhid.h" #include "src/shared/queue.h" +#include "src/shared/att.h" +#include "src/shared/gatt-client.h" #include "src/plugin.h" #include "suspend.h" @@ -187,8 +189,15 @@ static int hog_accept(struct btd_service *service) } /* HOGP 1.0 Section 6.1 requires bonding */ - if (!device_is_bonded(device, btd_device_get_bdaddr_type(device))) - return -ECONNREFUSED; + if (!device_is_bonded(device, btd_device_get_bdaddr_type(device))) { + struct bt_gatt_client *client; + + client = btd_device_get_gatt_client(device); + if (!bt_gatt_client_set_security(client, + BT_ATT_SECURITY_MEDIUM)) { + return -ECONNREFUSED; + } + } /* TODO: Replace GAttrib with bt_gatt_client */ bt_hog_attach(dev->hog, attrib);