[PATCH 06/13] android/handsfree: Add SDP record for AG

[Szymon Janc <szymon.janc@xxxxxxxxx>]

Service Name: Hands-Free Audio GatewayService RecHandle: 0x10001
Service Class ID List:
  "Handsfree Audio Gateway" (0x111f)
  "Generic Audio" (0x1203)
Protocol Descriptor List:
  "L2CAP" (0x0100)
  "RFCOMM" (0x0003)
    Channel: 13
Profile Descriptor List:
  "Handsfree" (0x111e)
    Version: 0x0106
---
 android/handsfree.c | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)

diff --git a/android/handsfree.c b/android/handsfree.c
index 3c0d52b..d2dc543 100644
--- a/android/handsfree.c
+++ b/android/handsfree.c
@@ -29,12 +29,19 @@
 #include <glib.h>
 
 #include "lib/bluetooth.h"
+#include "lib/sdp.h"
+#include "lib/sdp_lib.h"
 #include "handsfree.h"
+#include "bluetooth.h"
 #include "src/log.h"
 #include "hal-msg.h"
 #include "ipc.h"
 
+#define HFP_AG_CHANNEL 13
+#define HFP_AG_FEATURES 0
+
 static bdaddr_t adapter_addr;
+static uint32_t record_id = 0;
 
 static void handle_connect(const void *buf, uint16_t len)
 {
@@ -189,12 +196,99 @@ static const struct ipc_handler cmd_handlers[] = {
 			sizeof(struct hal_cmd_handsfree_phone_state_change)},
 };
 
+static sdp_record_t *handsfree_ag_record(void)
+{
+	sdp_list_t *svclass_id, *pfseq, *apseq, *root;
+	uuid_t root_uuid, svclass_uuid, ga_svclass_uuid;
+	uuid_t l2cap_uuid, rfcomm_uuid;
+	sdp_profile_desc_t profile;
+	sdp_list_t *aproto, *proto[2];
+	sdp_record_t *record;
+	sdp_data_t *channel, *features;
+	uint8_t netid = 0x01;
+	uint16_t sdpfeat;
+	sdp_data_t *network;
+	uint8_t ch = HFP_AG_CHANNEL;
+
+	record = sdp_record_alloc();
+	if (!record)
+		return NULL;
+
+	network = sdp_data_alloc(SDP_UINT8, &netid);
+	if (!network) {
+		sdp_record_free(record);
+		return NULL;
+	}
+
+	sdp_uuid16_create(&root_uuid, PUBLIC_BROWSE_GROUP);
+	root = sdp_list_append(0, &root_uuid);
+	sdp_set_browse_groups(record, root);
+
+	sdp_uuid16_create(&svclass_uuid, HANDSFREE_AGW_SVCLASS_ID);
+	svclass_id = sdp_list_append(0, &svclass_uuid);
+	sdp_uuid16_create(&ga_svclass_uuid, GENERIC_AUDIO_SVCLASS_ID);
+	svclass_id = sdp_list_append(svclass_id, &ga_svclass_uuid);
+	sdp_set_service_classes(record, svclass_id);
+
+	sdp_uuid16_create(&profile.uuid, HANDSFREE_PROFILE_ID);
+	profile.version = 0x0106;
+	pfseq = sdp_list_append(0, &profile);
+	sdp_set_profile_descs(record, pfseq);
+
+	sdp_uuid16_create(&l2cap_uuid, L2CAP_UUID);
+	proto[0] = sdp_list_append(0, &l2cap_uuid);
+	apseq = sdp_list_append(0, proto[0]);
+
+	sdp_uuid16_create(&rfcomm_uuid, RFCOMM_UUID);
+	proto[1] = sdp_list_append(0, &rfcomm_uuid);
+	channel = sdp_data_alloc(SDP_UINT8, &ch);
+	proto[1] = sdp_list_append(proto[1], channel);
+	apseq = sdp_list_append(apseq, proto[1]);
+
+	sdpfeat = HFP_AG_FEATURES;
+	features = sdp_data_alloc(SDP_UINT16, &sdpfeat);
+	sdp_attr_add(record, SDP_ATTR_SUPPORTED_FEATURES, features);
+
+	aproto = sdp_list_append(0, apseq);
+	sdp_set_access_protos(record, aproto);
+
+	sdp_set_info_attr(record, "Hands-Free Audio Gateway", 0, 0);
+
+	sdp_attr_add(record, SDP_ATTR_EXTERNAL_NETWORK, network);
+
+	sdp_data_free(channel);
+	sdp_list_free(proto[0], 0);
+	sdp_list_free(proto[1], 0);
+	sdp_list_free(apseq, 0);
+	sdp_list_free(pfseq, 0);
+	sdp_list_free(aproto, 0);
+	sdp_list_free(root, 0);
+	sdp_list_free(svclass_id, 0);
+
+	return record;
+}
+
 bool bt_handsfree_register(const bdaddr_t *addr)
 {
+	sdp_record_t *rec;
+
 	DBG("");
 
 	bacpy(&adapter_addr, addr);
 
+	rec = handsfree_ag_record();
+	if (!rec) {
+		error("Failed to allocate Handsfree record");
+		return false;
+	}
+
+	if (bt_adapter_add_record(rec, 0) < 0) {
+		error("Failed to register Handsfree record");
+		sdp_record_free(rec);
+		return false;
+	}
+	record_id = rec->handle;
+
 	ipc_register(HAL_SERVICE_ID_HANDSFREE, cmd_handlers,
 						G_N_ELEMENTS(cmd_handlers));
 
@@ -206,4 +300,7 @@ void bt_handsfree_unregister(void)
 	DBG("");
 
 	ipc_unregister(HAL_SERVICE_ID_HANDSFREE);
+
+	bt_adapter_remove_record(record_id);
+	record_id = 0;
 }
-- 
1.8.5.3

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