diff options
Diffstat (limited to 'scripts/external_libs/dpkt-1.8.6/dpkt/sccp.py')
| -rw-r--r-- | scripts/external_libs/dpkt-1.8.6/dpkt/sccp.py | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/scripts/external_libs/dpkt-1.8.6/dpkt/sccp.py b/scripts/external_libs/dpkt-1.8.6/dpkt/sccp.py new file mode 100644 index 00000000..7a4ac084 --- /dev/null +++ b/scripts/external_libs/dpkt-1.8.6/dpkt/sccp.py @@ -0,0 +1,196 @@ +# $Id: sccp.py 23 2006-11-08 15:45:33Z dugsong $ + +"""Cisco Skinny Client Control Protocol.""" + +import dpkt + +KEYPAD_BUTTON = 0x00000003 +OFF_HOOK = 0x00000006 +ON_HOOK = 0x00000007 +OPEN_RECEIVE_CHANNEL_ACK= 0x00000022 +START_TONE = 0x00000082 +STOP_TONE = 0x00000083 +SET_LAMP = 0x00000086 +SET_SPEAKER_MODE = 0x00000088 +START_MEDIA_TRANSMIT = 0x0000008A +STOP_MEDIA_TRANSMIT = 0x0000008B +CALL_INFO = 0x0000008F +DEFINE_TIME_DATE = 0x00000094 +DISPLAY_TEXT = 0x00000099 +OPEN_RECEIVE_CHANNEL = 0x00000105 +CLOSE_RECEIVE_CHANNEL = 0x00000106 +SELECT_SOFTKEYS = 0x00000110 +CALL_STATE = 0x00000111 +DISPLAY_PROMPT_STATUS = 0x00000112 +CLEAR_PROMPT_STATUS = 0x00000113 +ACTIVATE_CALL_PLANE = 0x00000116 + +class ActivateCallPlane(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('line_instance', 'I', 0), + ) + +class CallInfo(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('calling_party_name', '40s', ''), + ('calling_party', '24s', ''), + ('called_party_name', '40s', ''), + ('called_party', '24s', ''), + ('line_instance', 'I', 0), + ('call_id', 'I', 0), + ('call_type', 'I', 0), + ('orig_called_party_name', '40s', ''), + ('orig_called_party', '24s', '') + ) + +class CallState(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('call_state', 'I', 12), # 12: Proceed, 15: Connected + ('line_instance', 'I', 1), + ('call_id', 'I', 0) + ) + +class ClearPromptStatus(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('line_instance', 'I', 1), + ('call_id', 'I', 0) + ) + +class CloseReceiveChannel(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('conference_id', 'I', 0), + ('passthruparty_id', 'I', 0), + ) + +class DisplayPromptStatus(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('msg_timeout', 'I', 0), + ('display_msg', '32s', ''), + ('line_instance', 'I', 1), + ('call_id', 'I', 0) + ) + +class DisplayText(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('display_msg', '36s', ''), + ) + +class KeypadButton(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('button', 'I', 0), + ) + +class OpenReceiveChannel(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('conference_id', 'I', 0), + ('passthruparty_id', 'I', 0), + ('ms_packet', 'I', 0), + ('payload_capability', 'I', 4), # 4: G.711 u-law 64k + ('echo_cancel_type', 'I', 4), + ('g723_bitrate', 'I', 0), + ) + +class OpenReceiveChannelAck(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('channel_status', 'I', 0), + ('ip', '4s', ''), + ('port', 'I', 0), + ('passthruparty_id', 'I', 0), + ) + +class SelectStartKeys(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('line_id', 'I', 1), + ('call_id', 'I', 0), + ('softkey_set', 'I', 8), + ('softkey_map', 'I', 0xffffffffL) + ) + +class SetLamp(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('stimulus', 'I', 9), # 9: Line + ('stimulus_instance', 'I', 1), + ('lamp_mode', 'I', 1), + ) + +class SetSpeakerMode(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('speaker', 'I', 2), # 2: SpeakerOff + ) + +class StartMediaTransmission(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('conference_id', 'I', 0), + ('passthruparty_id', 'I', 0), + ('remote_ip', '4s', ''), + ('remote_port', 'I', 0), + ('ms_packet', 'I', 0), + ('payload_capability', 'I', 4), # 4: G.711 u-law 64k + ('precedence', 'I', 0), + ('silence_suppression', 'I', 0), + ('max_frames_per_pkt', 'I', 1), + ('g723_bitrate', 'I', 0), + ) + +class StartTone(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('tone', 'I', 0x24), # 0x24: AlertingTone + ) + +class StopMediaTransmission(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('conference_id', 'I', 0), + ('passthruparty_id', 'I', 0), + ) + +class SCCP(dpkt.Packet): + __byte_order__ = '<' + __hdr__ = ( + ('len', 'I', 0), + ('rsvd', 'I', 0), + ('msgid', 'I', 0), + ('msg', '0s', ''), + ) + _msgsw = { + KEYPAD_BUTTON:KeypadButton, + OPEN_RECEIVE_CHANNEL_ACK:OpenReceiveChannelAck, + START_TONE:StartTone, + SET_LAMP:SetLamp, + START_MEDIA_TRANSMIT:StartMediaTransmission, + STOP_MEDIA_TRANSMIT:StopMediaTransmission, + CALL_INFO:CallInfo, + DISPLAY_TEXT:DisplayText, + OPEN_RECEIVE_CHANNEL:OpenReceiveChannel, + CLOSE_RECEIVE_CHANNEL:CloseReceiveChannel, + CALL_STATE:CallState, + DISPLAY_PROMPT_STATUS:DisplayPromptStatus, + CLEAR_PROMPT_STATUS:ClearPromptStatus, + ACTIVATE_CALL_PLANE:ActivateCallPlane, + } + def unpack(self, buf): + dpkt.Packet.unpack(self, buf) + n = self.len - 4 + if n > len(self.data): + raise dpkt.NeedData('not enough data') + self.msg, self.data = self.data[:n], self.data[n:] + try: + p = self._msgsw[self.msgid](self.msg) + setattr(self, p.__class__.__name__.lower(), p) + except (KeyError, dpkt.UnpackError): + pass |