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authorClaudio Takahasi <claudio.takahasi@openbossa.org>2007-06-15 20:28:22 +0000
committerClaudio Takahasi <claudio.takahasi@openbossa.org>2007-06-15 20:28:22 +0000
commit308b9c96374fce729fa3d15d6d28daccbfac2f5d (patch)
tree484dbadd9747fbd11d02d135fb1700c78e32f590 /hcid/dbus-sdp.c
parent7d7726dc7380c71ba0531aea07921421e3c74b5a (diff)
GetRemoteServiceIdentifiers: when the reply is empty(for public browse) try L2CAP
Diffstat (limited to 'hcid/dbus-sdp.c')
-rw-r--r--hcid/dbus-sdp.c70
1 files changed, 51 insertions, 19 deletions
diff --git a/hcid/dbus-sdp.c b/hcid/dbus-sdp.c
index 8e5758cc..37101fa9 100644
--- a/hcid/dbus-sdp.c
+++ b/hcid/dbus-sdp.c
@@ -65,19 +65,20 @@
#define DEFAULT_XML_BUF_SIZE 1024
typedef struct {
- uint16_t dev_id;
- char *dst;
- void *search_data;
+ uint16_t dev_id;
+ char *dst;
+ void *search_data;
get_record_cb_t *cb;
- void *data;
+ void *data;
} get_record_data_t;
struct transaction_context {
- DBusConnection *conn;
- DBusMessage *rq;
- sdp_session_t *session;
- GIOChannel *io;
- guint io_id;
+ DBusConnection *conn;
+ DBusMessage *rq;
+ sdp_session_t *session;
+ GIOChannel *io;
+ guint io_id;
+ uuid_t uuid;
/* Used for internal async get remote service record implementation */
get_record_data_t *call;
@@ -775,6 +776,42 @@ static void remote_svc_identifiers_completed_cb(uint8_t type, uint16_t err,
goto failed;
}
+ scanned = sdp_extract_seqtype(rsp, &dtd, &len);
+
+ /* When the sequence is empty: check for L2CAP/DeviceID */
+ if (!len && ctxt->uuid.type == SDP_UUID16) {
+ uint32_t range = 0x0000ffff;
+ sdp_list_t *attrids, *search;
+
+ switch(ctxt->uuid.value.uuid16) {
+ case PUBLIC_BROWSE_GROUP:
+ sdp_uuid16_create(&ctxt->uuid, L2CAP_UUID);
+ break;
+
+ /* FIXME: Try DeviceID(PNP_INFO_PROFILE_ID) */
+
+ default: /* Reply an empty array */
+ goto done;
+ }
+
+ search = sdp_list_append(0, &ctxt->uuid);
+ attrids = sdp_list_append(NULL, &range);
+
+ if (sdp_service_search_attr_async(ctxt->session, search,
+ SDP_ATTR_REQ_RANGE, attrids) < 0) {
+ sdp_list_free(search, NULL);
+ sdp_list_free(attrids, NULL);
+ goto done;
+ }
+
+ sdp_list_free(search, NULL);
+ sdp_list_free(attrids, NULL);
+
+ /* Wait the L2CAP/DeviceID query */
+ return;
+ }
+
+done:
src = get_address_from_message(ctxt->conn, ctxt->rq);
dbus_message_get_args(ctxt->rq, NULL,
DBUS_TYPE_STRING, &dst,
@@ -785,9 +822,6 @@ static void remote_svc_identifiers_completed_cb(uint8_t type, uint16_t err,
dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
DBUS_TYPE_STRING_AS_STRING, &array_iter);
- /* Expected sequence of service class id list */
- scanned = sdp_extract_seqtype(rsp, &dtd, &len);
-
rsp += scanned;
while (extracted < len) {
sdp_record_t *rec;
@@ -1025,7 +1059,6 @@ static int remote_svc_handles_conn_cb(struct transaction_context *ctxt)
{
sdp_list_t *search = NULL;
const char *dst, *svc;
- uuid_t uuid;
if (sdp_set_notify(ctxt->session, remote_svc_handles_completed_cb, ctxt) < 0)
return -EINVAL;
@@ -1036,11 +1069,11 @@ static int remote_svc_handles_conn_cb(struct transaction_context *ctxt)
DBUS_TYPE_INVALID);
if (strlen(svc) > 0)
- str2uuid(&uuid, svc);
+ str2uuid(&ctxt->uuid, svc);
else
- sdp_uuid16_create(&uuid, PUBLIC_BROWSE_GROUP);
+ sdp_uuid16_create(&ctxt->uuid, PUBLIC_BROWSE_GROUP);
- search = sdp_list_append(0, &uuid);
+ search = sdp_list_append(0, &ctxt->uuid);
/* Create/send the search request and set the callback to indicate the request completion */
if (sdp_service_search_async(ctxt->session, search, 64) < 0) {
@@ -1057,15 +1090,14 @@ static int remote_svc_handles_conn_cb(struct transaction_context *ctxt)
static int remote_svc_identifiers_conn_cb(struct transaction_context *ctxt)
{
sdp_list_t *attrids, *search;
- uuid_t uuid;
uint32_t range = 0x0000ffff;
if (sdp_set_notify(ctxt->session,
remote_svc_identifiers_completed_cb, ctxt) < 0)
return -EINVAL;
- sdp_uuid16_create(&uuid, PUBLIC_BROWSE_GROUP);
- search = sdp_list_append(0, &uuid);
+ sdp_uuid16_create(&ctxt->uuid, PUBLIC_BROWSE_GROUP);
+ search = sdp_list_append(0, &ctxt->uuid);
attrids = sdp_list_append(NULL, &range);