Return-Path: From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH BlueZ 6/8] android/AVRCP: Add implementation of SDP record Date: Thu, 23 Jan 2014 18:39:56 +0200 Message-Id: <1390495198-28400-6-git-send-email-luiz.dentz@gmail.com> In-Reply-To: <1390495198-28400-1-git-send-email-luiz.dentz@gmail.com> References: <1390495198-28400-1-git-send-email-luiz.dentz@gmail.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: From: Luiz Augusto von Dentz This adds the following record: Service Name: AVRCP TG Service RecHandle: 0x10002 Service Class ID List: "AV Remote Target" (0x110c) Protocol Descriptor List: "L2CAP" (0x0100) PSM: 23 "AVCTP" (0x0017) uint16: 0x103 Profile Descriptor List: "AV Remote" (0x110e) Version: 0x0100 --- android/avrcp.c | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) diff --git a/android/avrcp.c b/android/avrcp.c index 707506b..02dbb68 100644 --- a/android/avrcp.c +++ b/android/avrcp.c @@ -29,22 +29,116 @@ #include #include "lib/bluetooth.h" +#include "lib/sdp.h" +#include "lib/sdp_lib.h" #include "log.h" +#include "bluetooth.h" #include "avrcp.h" #include "hal-msg.h" #include "ipc.h" +#define L2CAP_PSM_AVCTP 0x17 + +#define AVRCP_FEATURE_CATEGORY_1 0x0001 +#define AVRCP_FEATURE_CATEGORY_2 0x0002 +#define AVRCP_FEATURE_CATEGORY_3 0x0004 +#define AVRCP_FEATURE_CATEGORY_4 0x0008 + static bdaddr_t adapter_addr; +static uint32_t record_id = 0; static const struct ipc_handler cmd_handlers[] = { }; +static sdp_record_t *avrcp_record(void) +{ + sdp_list_t *svclass_id, *pfseq, *apseq, *root; + uuid_t root_uuid, l2cap, avctp, avrtg; + sdp_profile_desc_t profile[1]; + sdp_list_t *aproto_control, *proto_control[2]; + sdp_record_t *record; + sdp_data_t *psm, *version, *features; + uint16_t lp = L2CAP_PSM_AVCTP; + uint16_t avrcp_ver = 0x0100, avctp_ver = 0x0103; + uint16_t feat = ( AVRCP_FEATURE_CATEGORY_1 | + AVRCP_FEATURE_CATEGORY_2 | + AVRCP_FEATURE_CATEGORY_3 | + AVRCP_FEATURE_CATEGORY_4); + + record = sdp_record_alloc(); + if (!record) + return NULL; + + sdp_uuid16_create(&root_uuid, PUBLIC_BROWSE_GROUP); + root = sdp_list_append(0, &root_uuid); + sdp_set_browse_groups(record, root); + + /* Service Class ID List */ + sdp_uuid16_create(&avrtg, AV_REMOTE_TARGET_SVCLASS_ID); + svclass_id = sdp_list_append(0, &avrtg); + sdp_set_service_classes(record, svclass_id); + + /* Protocol Descriptor List */ + sdp_uuid16_create(&l2cap, L2CAP_UUID); + proto_control[0] = sdp_list_append(0, &l2cap); + psm = sdp_data_alloc(SDP_UINT16, &lp); + proto_control[0] = sdp_list_append(proto_control[0], psm); + apseq = sdp_list_append(0, proto_control[0]); + + sdp_uuid16_create(&avctp, AVCTP_UUID); + proto_control[1] = sdp_list_append(0, &avctp); + version = sdp_data_alloc(SDP_UINT16, &avctp_ver); + proto_control[1] = sdp_list_append(proto_control[1], version); + apseq = sdp_list_append(apseq, proto_control[1]); + + aproto_control = sdp_list_append(0, apseq); + sdp_set_access_protos(record, aproto_control); + + /* Bluetooth Profile Descriptor List */ + sdp_uuid16_create(&profile[0].uuid, AV_REMOTE_PROFILE_ID); + profile[0].version = avrcp_ver; + pfseq = sdp_list_append(0, &profile[0]); + sdp_set_profile_descs(record, pfseq); + + features = sdp_data_alloc(SDP_UINT16, &feat); + sdp_attr_add(record, SDP_ATTR_SUPPORTED_FEATURES, features); + + sdp_set_info_attr(record, "AVRCP TG", 0, 0); + + sdp_data_free(psm); + sdp_data_free(version); + sdp_list_free(proto_control[0], NULL); + sdp_list_free(proto_control[1], NULL); + sdp_list_free(apseq, NULL); + sdp_list_free(aproto_control, NULL); + sdp_list_free(pfseq, NULL); + sdp_list_free(root, NULL); + sdp_list_free(svclass_id, NULL); + + return record; +} + bool bt_avrcp_register(const bdaddr_t *addr) { + sdp_record_t *rec; + DBG(""); bacpy(&adapter_addr, addr); + rec = avrcp_record(); + if (!rec) { + error("Failed to allocate AVRCP record"); + return false; + } + + if (bt_adapter_add_record(rec, 0) < 0) { + error("Failed to register AVRCP record"); + sdp_record_free(rec); + return false; + } + record_id = rec->handle; + ipc_register(HAL_SERVICE_ID_AVRCP, cmd_handlers, G_N_ELEMENTS(cmd_handlers)); @@ -56,4 +150,7 @@ void bt_avrcp_unregister(void) DBG(""); ipc_unregister(HAL_SERVICE_ID_AVRCP); + + bt_adapter_remove_record(record_id); + record_id = 0; } -- 1.8.4.2