From patchwork Mon Sep 16 13:28:09 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Fr=C3=A9d=C3=A9ric_Danis?= X-Patchwork-Id: 829276 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB2FC156F53 for ; Mon, 16 Sep 2024 13:28:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726493311; cv=none; b=NiIkpbsOTXe5e2aUb04xxMY4DesxHsPPEFweMVPPYisLlwXyYIiNagvvskaVdoEO2BMC0iMfVTmP31GDR4XqYZrSdTW1fMeluUvB/8cGODP92k6PseAdxMIO9UmB+Uss2eWDM3ZP26gpPmrxaehVDL1y2SaL1jSL1soitUR/17A= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726493311; c=relaxed/simple; bh=IoSmNIwK4ihzqHMDeV5NbgCvdwSYo+nR7XkU8RpSR2k=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=ZOnx9dgehtHN9ebjciXVFRASzLjKGV9SrI8kdvEQIzHnLC53f9A7SiIABl3lBoG5+GEmHNPmW4seuNjqdab4+mbFOfjwEAiJJ9VFNoZCkQNtjg0ou/Q42W21ZzZnkWXNNApXBtnSAEHniUP9kfRpQoRI3apHHUr4+Jo+TQ2PoH8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=elyEToUs; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="elyEToUs" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1726493299; bh=IoSmNIwK4ihzqHMDeV5NbgCvdwSYo+nR7XkU8RpSR2k=; h=From:To:Subject:Date:In-Reply-To:References:From; b=elyEToUsxhY7ErEMzcUfajeA5LlKPllmd5HWfkS+tg5QGdq50LDEoqKUX+yq8G/5a rVbwZB+irSLoL/BRPj6BaO1LJKHRjfavQsusPSPh5RWHyjGTQZqR0uMOpuSPEs2C3o qckwpvj5ZJ7cZLqieBr8zAyaL6CmxxBi5GL83Kcl1B3eDylHPYD6+zSnsCHos1Pdam Vszks9Tg5JRSLdWuKjvMETj5ErssZHADCMvwMI7SViDnCXs//5PkZMpQFUgafiWqiH w4gsGwEWjCkgskzuuVS5uE6GK+HwYKKR/DKHl/WFaIyi7iqaRcX2d+5BBiY+UPL/hU 50fuOLhiJtj7Q== Received: from fdanis-XPS-13-9370.. (67.227.121.78.rev.sfr.net [78.121.227.67]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: fdanis) by bali.collaboradmins.com (Postfix) with ESMTPSA id 46B6F17E35C9 for ; Mon, 16 Sep 2024 15:28:19 +0200 (CEST) From: =?utf-8?q?Fr=C3=A9d=C3=A9ric_Danis?= To: linux-bluetooth@vger.kernel.org Subject: [PATCH BlueZ v3 5/9] obexd: Add BIP client for AVRCP cover art download Date: Mon, 16 Sep 2024 15:28:09 +0200 Message-Id: <20240916132813.165731-6-frederic.danis@collabora.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240916132813.165731-1-frederic.danis@collabora.com> References: <20240916132813.165731-1-frederic.danis@collabora.com> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The cover art image handle is available in the metadata of the track when the OBEX BIP session is connected to the PSM port provided in AVRCP SDP record and available as org.bluez.MediaPlayer property. This service allows to get the thumbnail. --- Makefile.obexd | 1 + obexd/client/bip.c | 171 +++++++++++++++++++++++++++++++++++++++++ obexd/client/bip.h | 12 +++ obexd/client/manager.c | 2 + 4 files changed, 186 insertions(+) create mode 100644 obexd/client/bip.c create mode 100644 obexd/client/bip.h diff --git a/Makefile.obexd b/Makefile.obexd index 4cdce73af..866147dd1 100644 --- a/Makefile.obexd +++ b/Makefile.obexd @@ -81,6 +81,7 @@ obexd_src_obexd_SOURCES = $(btio_sources) $(gobex_sources) \ obexd/client/ftp.h obexd/client/ftp.c \ obexd/client/opp.h obexd/client/opp.c \ obexd/client/map.h obexd/client/map.c \ + obexd/client/bip.h obexd/client/bip.c \ obexd/client/map-event.h obexd/client/map-event.c \ obexd/client/transfer.h obexd/client/transfer.c \ obexd/client/transport.h obexd/client/transport.c \ diff --git a/obexd/client/bip.c b/obexd/client/bip.c new file mode 100644 index 000000000..f4af2834b --- /dev/null +++ b/obexd/client/bip.c @@ -0,0 +1,171 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * + * OBEX Client + * + * Copyright (C) 2024 Collabora Ltd. + * + * + */ + +#define _GNU_SOURCE +#include +#include +#include + +#include "gdbus/gdbus.h" +#include "gobex/gobex.h" + +#include "obexd/src/log.h" +#include "transfer.h" +#include "session.h" +#include "driver.h" +#include "bip.h" + +#define OBEX_BIP_AVRCP_UUID \ + "\x71\x63\xDD\x54\x4A\x7E\x11\xE2\xB4\x7C\x00\x50\xC2\x49\x00\x48" +#define OBEX_BIP_AVRCP_UUID_LEN 16 + +#define BIP_AVRCP_INTERFACE "org.bluez.obex.BipAvrcp1" +#define ERROR_INTERFACE "org.bluez.obex.Error" +#define BIP_AVRCP_UUID "0000111A-0000-1000-8000-00805f9b34fb" + +#define IMG_HANDLE_TAG 0x30 + +static DBusConnection *conn; + +struct bip_avrcp_data { + struct obc_session *session; +}; + +static DBusMessage *get_image_thumbnail(DBusConnection *connection, + DBusMessage *message, void *user_data) +{ + struct bip_avrcp_data *bip_avrcp = user_data; + const char *handle = NULL, *image_path = NULL; + struct obc_transfer *transfer; + GObexHeader *header; + DBusMessage *reply = NULL; + GError *err = NULL; + + DBG(""); + + if (dbus_message_get_args(message, NULL, + DBUS_TYPE_STRING, &image_path, + DBUS_TYPE_STRING, &handle, + DBUS_TYPE_INVALID) == FALSE) { + reply = g_dbus_create_error(message, + ERROR_INTERFACE ".InvalidArguments", NULL); + return reply; + } + + transfer = obc_transfer_get("x-bt/img-thm", NULL, image_path, &err); + if (transfer == NULL) + goto fail; + + header = g_obex_header_new_unicode(IMG_HANDLE_TAG, handle); + obc_transfer_add_header(transfer, header); + + if (!obc_session_queue(bip_avrcp->session, transfer, NULL, NULL, &err)) + goto fail; + + return obc_transfer_create_dbus_reply(transfer, message); + +fail: + reply = g_dbus_create_error(message, ERROR_INTERFACE ".Failed", "%s", + err->message); + g_error_free(err); + return reply; +} + +static const GDBusMethodTable bip_avrcp_methods[] = { + { GDBUS_ASYNC_METHOD("GetImageThumbnail", + GDBUS_ARGS({ "file", "s" }, { "handle", "s"}), + GDBUS_ARGS({ "transfer", "o" }, { "properties", "a{sv}" }), + get_image_thumbnail) }, + { } +}; + +static void bip_avrcp_free(void *data) +{ + struct bip_avrcp_data *bip_avrcp = data; + + obc_session_unref(bip_avrcp->session); + g_free(bip_avrcp); +} + +static int bip_avrcp_probe(struct obc_session *session) +{ + struct bip_avrcp_data *bip_avrcp; + const char *path; + + path = obc_session_get_path(session); + + DBG("%s", path); + + bip_avrcp = g_try_new0(struct bip_avrcp_data, 1); + if (!bip_avrcp) + return -ENOMEM; + + bip_avrcp->session = obc_session_ref(session); + + if (!g_dbus_register_interface(conn, path, BIP_AVRCP_INTERFACE, + bip_avrcp_methods, + NULL, NULL, + bip_avrcp, bip_avrcp_free)) { + bip_avrcp_free(bip_avrcp); + return -ENOMEM; + } + + return 0; +} + +static void bip_avrcp_remove(struct obc_session *session) +{ + const char *path = obc_session_get_path(session); + + DBG("%s", path); + + g_dbus_unregister_interface(conn, path, BIP_AVRCP_INTERFACE); +} + +static struct obc_driver bip_avrcp = { + .service = "BIP-AVRCP", + .uuid = BIP_AVRCP_UUID, + .target = OBEX_BIP_AVRCP_UUID, + .target_len = OBEX_BIP_AVRCP_UUID_LEN, + .probe = bip_avrcp_probe, + .remove = bip_avrcp_remove +}; + +int bip_init(void) +{ + int err; + + DBG(""); + + conn = dbus_bus_get(DBUS_BUS_SESSION, NULL); + if (!conn) + return -EIO; + + err = obc_driver_register(&bip_avrcp); + if (err < 0) + goto failed; + + return 0; + +failed: + dbus_connection_unref(conn); + conn = NULL; + return err; +} + +void bip_exit(void) +{ + DBG(""); + + dbus_connection_unref(conn); + conn = NULL; + + obc_driver_unregister(&bip_avrcp); +} diff --git a/obexd/client/bip.h b/obexd/client/bip.h new file mode 100644 index 000000000..18e3360f3 --- /dev/null +++ b/obexd/client/bip.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * + * OBEX Client + * + * Copyright (C) 2024 Collabora Ltd. + * + * + */ + +int bip_init(void); +void bip_exit(void); diff --git a/obexd/client/manager.c b/obexd/client/manager.c index 52c00fb0c..52f4d0179 100644 --- a/obexd/client/manager.c +++ b/obexd/client/manager.c @@ -32,6 +32,7 @@ #include "pbap.h" #include "sync.h" #include "map.h" +#include "bip.h" #include "manager.h" #define CLIENT_INTERFACE "org.bluez.obex.Client1" @@ -258,6 +259,7 @@ static const struct obc_module { { "pbap", pbap_init, pbap_exit }, { "sync", sync_init, sync_exit }, { "map", map_init, map_exit }, + { "bip", bip_init, bip_exit }, { } };