def stop_advertising(sock):
if sock._raw_sdp_record is None:
raise OSError("service isn't advertised, " \
"but trying to un-advertise")
bt.set_service_raw(sock._raw_sdp_record, False, sock._sdp_handle)
sock._raw_sdp_record = None
sock._sdp_handle = None
def stop_advertising (sock):
if sock._raw_sdp_record is None:
raise IOError ("service isn't advertised, " \
"but trying to un-advertise")
bt.set_service_raw (sock._raw_sdp_record, False, sock._sdp_handle)
sock._raw_sdp_record = None
sock._sdp_handle = None
def advertise_service (sock, name, service_id = "", service_classes = [], \
profiles = [], provider = "", description = "", protocols = []):
if service_id != "" and not is_valid_uuid(service_id):
raise ValueError("invalid UUID specified for service_id")
for uuid in service_classes:
if not is_valid_uuid(uuid):
raise ValueError("invalid UUID specified in service_classes")
for uuid, version in profiles:
if not is_valid_uuid(uuid) or version < 0 or version > 0xFFFF:
raise ValueError("Invalid Profile Descriptor")
for uuid in protocols:
if not is_valid_uuid(uuid):
raise ValueError("invalid UUID specified in protocols")
if sock._raw_sdp_record is not None:
raise OSError("service already advertised")
avpairs = []
# service UUID
if len(service_id) > 0:
avpairs.append(("UInt16", SERVICE_ID_ATTRID))
avpairs.append(("UUID", service_id))
# service class list
if len(service_classes) > 0:
seq = [("UUID", svc_class) for svc_class in service_classes]
avpairs.append(("UInt16", SERVICE_CLASS_ID_LIST_ATTRID))
avpairs.append(("ElemSeq", seq))
# set protocol and port information
assert sock._proto == RFCOMM
addr, port = sock.getsockname()
avpairs.append(("UInt16", PROTOCOL_DESCRIPTOR_LIST_ATTRID))
l2cap_pd = ("ElemSeq", (("UUID", L2CAP_UUID), ))
rfcomm_pd = ("ElemSeq", (("UUID", RFCOMM_UUID), ("UInt8", port)))
proto_list = [l2cap_pd, rfcomm_pd]
for proto_uuid in protocols:
proto_list.append(("ElemSeq", (("UUID", proto_uuid), )))
avpairs.append(("ElemSeq", proto_list))
# make the service publicly browseable
avpairs.append(("UInt16", BROWSE_GROUP_LIST_ATTRID))
avpairs.append(("ElemSeq", (("UUID", PUBLIC_BROWSE_GROUP), )))
# profile descriptor list
if len(profiles) > 0:
seq = [ ("ElemSeq", (("UUID",uuid), ("UInt16",version))) \
for uuid, version in profiles ]
avpairs.append(("UInt16", BLUETOOTH_PROFILE_DESCRIPTOR_LIST_ATTRID))
avpairs.append(("ElemSeq", seq))
# service name
avpairs.append(("UInt16", SERVICE_NAME_ATTRID))
avpairs.append(("String", name))
# service description
if len(description) > 0:
avpairs.append(("UInt16", SERVICE_DESCRIPTION_ATTRID))
avpairs.append(("String", description))
# service provider
if len(provider) > 0:
avpairs.append(("UInt16", PROVIDER_NAME_ATTRID))
avpairs.append(("String", provider))
sock._raw_sdp_record = sdp_make_data_element("ElemSeq", avpairs)
# pr = sdp_parse_raw_record (sock._raw_sdp_record)
# for attrid, val in pr.items ():
# print "%5s: %s" % (attrid, val)
# print binascii.hexlify (sock._raw_sdp_record)
# print repr (sock._raw_sdp_record)
sock._sdp_handle = bt.set_service_raw(sock._raw_sdp_record, True)
def advertise_service (sock, name, service_id = "", service_classes = [], \
profiles = [], provider = "", description = "", protocols = []):
if service_id != "" and not is_valid_uuid (service_id):
raise ValueError ("invalid UUID specified for service_id")
for uuid in service_classes:
if not is_valid_uuid (uuid):
raise ValueError ("invalid UUID specified in service_classes")
for uuid, version in profiles:
if not is_valid_uuid (uuid) or version < 0 or version > 0xFFFF:
raise ValueError ("Invalid Profile Descriptor")
for uuid in protocols:
if not is_valid_uuid (uuid):
raise ValueError ("invalid UUID specified in protocols")
if sock._raw_sdp_record is not None:
raise IOError ("service already advertised")
avpairs = []
# service UUID
if len (service_id) > 0:
avpairs.append (("UInt16", SERVICE_ID_ATTRID))
avpairs.append (("UUID", service_id))
# service class list
if len (service_classes) > 0:
seq = [ ("UUID", svc_class) for svc_class in service_classes ]
avpairs.append (("UInt16", SERVICE_CLASS_ID_LIST_ATTRID))
avpairs.append (("ElemSeq", seq))
# set protocol and port information
assert sock._proto == RFCOMM
addr, port = sock.getsockname ()
avpairs.append (("UInt16", PROTOCOL_DESCRIPTOR_LIST_ATTRID))
l2cap_pd = ("ElemSeq", (("UUID", L2CAP_UUID),))
rfcomm_pd = ("ElemSeq", (("UUID", RFCOMM_UUID), ("UInt8", port)))
proto_list = [ l2cap_pd, rfcomm_pd ]
for proto_uuid in protocols:
proto_list.append (("ElemSeq", (("UUID", proto_uuid),)))
avpairs.append (("ElemSeq", proto_list))
# make the service publicly browseable
avpairs.append (("UInt16", BROWSE_GROUP_LIST_ATTRID))
avpairs.append (("ElemSeq", (("UUID", PUBLIC_BROWSE_GROUP),)))
# profile descriptor list
if len (profiles) > 0:
seq = [ ("ElemSeq", (("UUID",uuid), ("UInt16",version))) \
for uuid, version in profiles ]
avpairs.append (("UInt16",
BLUETOOTH_PROFILE_DESCRIPTOR_LIST_ATTRID))
avpairs.append (("ElemSeq", seq))
# service name
avpairs.append (("UInt16", SERVICE_NAME_ATTRID))
avpairs.append (("String", name))
# service description
if len (description) > 0:
avpairs.append (("UInt16", SERVICE_DESCRIPTION_ATTRID))
avpairs.append (("String", description))
# service provider
if len (provider) > 0:
avpairs.append (("UInt16", PROVIDER_NAME_ATTRID))
avpairs.append (("String", provider))
sock._raw_sdp_record = sdp_make_data_element ("ElemSeq", avpairs)
# pr = sdp_parse_raw_record (sock._raw_sdp_record)
# for attrid, val in pr.items ():
# print "%5s: %s" % (attrid, val)
# print binascii.hexlify (sock._raw_sdp_record)
# print repr (sock._raw_sdp_record)
sock._sdp_handle = bt.set_service_raw (sock._raw_sdp_record, True)