From patchwork Thu Sep 12 17:49:18 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: 13802395 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 6C676188592 for ; Thu, 12 Sep 2024 17:49:30 +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=1726163372; cv=none; b=RdWkQpYwASBGTB/LbfauimTU2O5tAbV/qFnaiAebzt+Fe5qb3KgYjqikrofiA9Unb+RmqvV2kAc4b7Nn0CQGrw1PwgQzcfsDHph8EuQvHyJYTREvS/MHG2gssvdODFD//w7uS6rTxG2wc8LwX12VSId6UpiG7/zqE/IFvQ6YekI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726163372; c=relaxed/simple; bh=uCmcIu0gyA2WYaokt64j4mglaqF6ujTo3V6h+5K5IhQ=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=sEjbiBXQo0Hv32yidd2P4m64JWYMXXG49ge9Iq+xr5QJX70i+x1Zfjlq3Hi9Sc+xNhiD84naJyLQbrIgX3UUgZFyjJZXa++oGUGmpNX8iLAlNzbK+S9sUWKw2D73bWaTmuaHzJ67G/5hZQ6McmKPyqn5UeLOj2A4MYGB2OK38ZE= 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=L0IfB7MT; 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="L0IfB7MT" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1726163368; bh=uCmcIu0gyA2WYaokt64j4mglaqF6ujTo3V6h+5K5IhQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=L0IfB7MT/5y7YpWDz0/s2DjkmEQ7IkETbGj++29Ro6RacFdD14TJEyvr5F2KIxU9k lWJIQEVPkq65TLtF4W0LqbfZcRkToRv2p0B/9BsiWdRm/JLqcyKEkLSIWBZxF5lXBl p03TMK2Dn/KMwLGBXbMyOpMHAobooqxpd3tP5ty/CEUoWOQj1rmC9i16fiEBEIVBOv sHfSifG9x2U1/cYf9rRVH2drwI7whZ2UPS8DKfuZMDBbSyXmnLSU/W/8Wy3bh1iPt8 D61pMCFYnpunYbx/Mk5VisyFIv58ksl0ZqQOI2SFY9J8hWCsVuixoJp6tQkujmuj39 koE/hjEQG0ycw== 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 873A417E3604 for ; Thu, 12 Sep 2024 19:49:28 +0200 (CEST) From: =?utf-8?q?Fr=C3=A9d=C3=A9ric_Danis?= To: linux-bluetooth@vger.kernel.org Subject: [PATCH BlueZ v2 4/7] obexd: Add BIP client for AVRCP cover art download. Date: Thu, 12 Sep 2024 19:49:18 +0200 Message-Id: <20240912174921.386856-5-frederic.danis@collabora.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240912174921.386856-1-frederic.danis@collabora.com> References: <20240912174921.386856-1-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-avrcp.c | 171 +++++++++++++++++++++++++++++++++++++++ obexd/client/bip-avrcp.h | 12 +++ obexd/client/manager.c | 2 + obexd/client/transfer.c | 16 ++++ obexd/client/transfer.h | 2 + 6 files changed, 204 insertions(+) create mode 100644 obexd/client/bip-avrcp.c create mode 100644 obexd/client/bip-avrcp.h diff --git a/Makefile.obexd b/Makefile.obexd index 4cdce73af..8038d2327 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-avrcp.h obexd/client/bip-avrcp.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-avrcp.c b/obexd/client/bip-avrcp.c new file mode 100644 index 000000000..ca702be5a --- /dev/null +++ b/obexd/client/bip-avrcp.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-avrcp.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); + goto fail; + } + + 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_avrcp_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_avrcp_exit(void) +{ + DBG(""); + + dbus_connection_unref(conn); + conn = NULL; + + obc_driver_unregister(&bip_avrcp); +} diff --git a/obexd/client/bip-avrcp.h b/obexd/client/bip-avrcp.h new file mode 100644 index 000000000..acd8068f2 --- /dev/null +++ b/obexd/client/bip-avrcp.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * + * OBEX Client + * + * Copyright (C) 2024 Collabora Ltd. + * + * + */ + +int bip_avrcp_init(void); +void bip_avrcp_exit(void); diff --git a/obexd/client/manager.c b/obexd/client/manager.c index 52c00fb0c..5078f56da 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-avrcp.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-avrcp", bip_avrcp_init, bip_avrcp_exit }, { } }; diff --git a/obexd/client/transfer.c b/obexd/client/transfer.c index a7a85a0c0..fdf32a985 100644 --- a/obexd/client/transfer.c +++ b/obexd/client/transfer.c @@ -57,6 +57,7 @@ struct obc_transfer { GObex *obex; uint8_t status; GObexApparam *apparam; + GSList *headers; guint8 op; struct transfer_callback *callback; DBusConnection *conn; @@ -820,6 +821,16 @@ static gboolean transfer_start_get(struct obc_transfer *transfer, GError **err) g_obex_packet_add_bytes(req, G_OBEX_HDR_TYPE, transfer->type, strlen(transfer->type) + 1); + if (transfer->headers != NULL) { + GSList *l; + + for (l = transfer->headers; l != NULL; l = g_slist_next(l)) { + GObexHeader *hdr = l->data; + + g_obex_packet_add_header(req, hdr); + } + } + if (transfer->apparam != NULL) { hdr = g_obex_header_new_apparam(transfer->apparam); g_obex_packet_add_header(req, hdr); @@ -974,3 +985,8 @@ gint64 obc_transfer_get_size(struct obc_transfer *transfer) { return transfer->size; } + +void obc_transfer_add_header(struct obc_transfer *transfer, void *data) +{ + transfer->headers = g_slist_append(transfer->headers, data); +} diff --git a/obexd/client/transfer.h b/obexd/client/transfer.h index 323332a62..1ed195984 100644 --- a/obexd/client/transfer.h +++ b/obexd/client/transfer.h @@ -47,3 +47,5 @@ gint64 obc_transfer_get_size(struct obc_transfer *transfer); DBusMessage *obc_transfer_create_dbus_reply(struct obc_transfer *transfer, DBusMessage *message); + +void obc_transfer_add_header(struct obc_transfer *transfer, void *data);