Hi Claudio,
On 14:30 Thu 07 Apr, Claudio Takahasi wrote:
> This patch registers the object paths for primary services exported
> through SDP. PSM, start and end handle information are available in
> the Protocol Descriptor List.
> ---
> src/device.c | 130 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
> 1 files changed, 129 insertions(+), 1 deletions(-)
>
> diff --git a/src/device.c b/src/device.c
> index d567952..32eb643 100644
> --- a/src/device.c
> +++ b/src/device.c
> @@ -1367,6 +1367,127 @@ static void create_device_reply(struct btd_device *device, struct browse_req *re
> g_dbus_send_message(req->conn, reply);
> }
>
> +static sdp_data_t *proto_seq_find(sdp_list_t *proto_list)
> +{
> + sdp_list_t *list;
> + uuid_t proto;
> +
> + sdp_uuid16_create(&proto, ATT_UUID);
> +
> + for (;list = proto_list, list; list = list->next) {
The first ";" doesn't look right.
> + sdp_list_t *p;
> + for (p = list->data; p; p = p->next) {
> + sdp_data_t *seq = p->data;
> + if (seq && seq->dtd == SDP_UUID16 &&
> + sdp_uuid16_cmp(&proto, &seq->val.uuid) == 0)
> + return seq->next;
> + }
> + }
> +
> + return NULL;
> +}
> +
> +static gboolean parse_proto_params(sdp_list_t *proto_list, uint16_t *psm,
> + uint16_t *start, uint16_t *end)
> +{
> + sdp_data_t *seq1, *seq2;
> +
> + if (psm)
> + *psm = sdp_get_proto_port(proto_list, L2CAP_UUID);
> +
> + /* Getting start and end handle */
> + seq1 = proto_seq_find(proto_list);
> + if (!seq1 || seq1->dtd != SDP_UINT16)
> + return FALSE;
> +
> + seq2 = seq1->next;
> + if (!seq2 || seq2->dtd != SDP_UINT16)
> + return FALSE;
> +
> + if (start)
> + *start = seq1->val.uint16;
> +
> + if (end)
> + *end = seq2->val.uint16;
> +
> + return TRUE;
> +}
> +
> +static gboolean parse_primary_record(const sdp_record_t *rec,
> + uuid_t *prim_uuid, uint16_t *psm,
> + uint16_t *start, uint16_t *end)
> +{
> + sdp_list_t *list;
> + uuid_t uuid;
> + gboolean ret;
> +
> + if (sdp_get_service_classes(rec, &list) < 0)
> + return FALSE;
> +
> + memcpy(&uuid, list->data, sizeof(uuid));
> + sdp_list_free(list, free);
> +
> + if (sdp_get_access_protos(rec, &list) < 0)
> + return FALSE;
> +
> + ret = parse_proto_params(list, psm, start, end);
> +
> + sdp_list_foreach(list, (sdp_list_func_t) sdp_list_free, NULL);
> + sdp_list_free(list, NULL);
> +
> + if (ret && prim_uuid)
> + memcpy(prim_uuid, &uuid, sizeof(uuid_t));
> +
> + return ret;
> +}
> +
> +static GSList *primary_from_record(struct btd_device *device, GSList *profiles)
> +{
> + GSList *l, *prim_list = NULL;
> + char *att_uuid;
> + uuid_t proto_uuid;
> +
> + sdp_uuid16_create(&proto_uuid, ATT_UUID);
> + att_uuid = bt_uuid2string(&proto_uuid);
> +
> + for (l = profiles; l; l = l->next) {
> + const char *profile_uuid = l->data;
> + const sdp_record_t *rec;
> + struct att_primary *prim;
> + uint16_t start = 0, end = 0, psm = 0;
> + uuid_t prim_uuid;
> +
> + rec = btd_device_get_record(device, profile_uuid);
> + if (!rec)
> + continue;
> +
> + if (!record_has_uuid(rec, att_uuid))
> + continue;
> +
> + if (!parse_primary_record(rec, &prim_uuid, &psm, &start, &end))
> + continue;
> +
> + prim = g_new0(struct att_primary, 1);
> + prim->start = start;
> + prim->end = end;
> + sdp_uuid2strn(&prim_uuid, prim->uuid, sizeof(prim->uuid));
> +
> + prim_list = g_slist_append(prim_list, prim);
> + }
> +
> + g_free(att_uuid);
> +
> + return prim_list;
> +}
> +
> +static void register_primary_services(DBusConnection *conn,
> + struct btd_device *device, GSList *prim_list)
> +{
> + /* TODO: PSM is hardcoded */
> + attrib_client_register(conn, device, 31, NULL, prim_list);
> + device->primaries = g_slist_concat(device->primaries, prim_list);
> +}
> +
> static void search_cb(sdp_list_t *recs, int err, gpointer user_data)
> {
> struct browse_req *req = user_data;
> @@ -1396,9 +1517,16 @@ static void search_cb(sdp_list_t *recs, int err, gpointer user_data)
> }
>
> /* Probe matching drivers for services added */
> - if (req->profiles_added)
> + if (req->profiles_added) {
> + GSList *list;
> +
> device_probe_drivers(device, req->profiles_added);
>
> + list = primary_from_record(device, req->profiles_added);
> + if (list)
> + register_primary_services(req->conn, device, list);
> + }
> +
> /* Remove drivers for services removed */
> if (req->profiles_removed)
> device_remove_drivers(device, req->profiles_removed);
> --
> 1.7.4.1
>
> --
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Cheers,
--
Vinicius
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