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authorEbus-at-dockstar <ebus@dockstar>2013-03-25 10:24:28 +0100
committerEbus-at-dockstar <ebus@dockstar>2013-03-25 10:24:43 +0100
commit862282ce99760832d3e9e5b4b1171b861105e004 (patch)
tree0e229418e391917b79d42a8bdee46fb7a8612895 /ebus/__init__.py
parent9522cdffa94f278eb5e1894600535986e22c2890 (diff)
downloadebus-alt-862282ce99760832d3e9e5b4b1171b861105e004.tar.gz
ebus-alt-862282ce99760832d3e9e5b4b1171b861105e004.zip
move old stuff away
Diffstat (limited to 'ebus/__init__.py')
-rw-r--r--ebus/__init__.py172
1 files changed, 0 insertions, 172 deletions
diff --git a/ebus/__init__.py b/ebus/__init__.py
deleted file mode 100644
index 8d4e6ac..0000000
--- a/ebus/__init__.py
+++ /dev/null
@@ -1,172 +0,0 @@
-# -*- coding: utf-8 -*-
-import asynchat
-import asyncore
-import socket
-import sys
-import logging
-
-import os
-from lxml import objectify
-from lxml import etree
-
-logger = logging.getLogger("ebus.core")
-logger.setLevel(logging.INFO)
-
-class UnknownPacketException(Exception):
- pass
-
-class EbusPacket(object):
- EBUS_SPECIFICATION = os.path.join(os.path.dirname(__file__), "ebus_specification.xml")
- ebus_xml = objectify.parse(open(EBUS_SPECIFICATION))
-
- @staticmethod
- def address_to_type(address):
- d=[dev.get("type") for dev in EbusPacket.ebus_xml.xpath("/ebus/devices/device[@address=$address]",
- address="#x%.2x"%address)]
- return len(d)>0 and d[0] or None
-
- def __init__(self, source, destination, primary_command, secondary_command):
- self.source = source
- self.destination = destination
- self.primary_command = primary_command
- self.secondary_command = secondary_command
-
- def __str__(self):
- #XXX self.length only in subclasses
- return "<%-18s name=\"%s\" source=\"0x%.2x\" destination=\"0x%.2x\" primary=0x%x secondary=0x%x length=0x%x>" % \
- (self.__class__.__name__, self.name(), self.source, self.destination, \
- self.primary_command, self.secondary_command, self.length)
-
- def get_packet_description(self):
- p=EbusPacket.ebus_xml.xpath("/ebus/packets/packet[@primary=$primary and @secondary=$secondary]",
- primary="#x%.2x"%self.primary_command,
- secondary="#x%.2x"%self.secondary_command)
- if len(p)>0 and p[0] is not None:
- return p[0]
- else:
- raise UnknownPacketException("Unknown Packet, primary_command=#x%.2x secondary_command=#x%.2x" % (
- self.primary_command,
- self.secondary_command))
-
- def get_source_name(self):
- s=EbusPacket.ebus_xml.xpath("/ebus/devices/device[@address=$address]",
- address="#x%.2x"%self.source)
- return len(s)>0 and s[0].get("name") or None
-
- def get_destination_name(self):
- d=EbusPacket.ebus_xml.xpath("/ebus/devices/device[@address=$address]",
- address="#x%.2x"%self.destination)
- return len(d)>0 and d[0].get("name") or None
-
- def name(self):
- return self.get_packet_description().get("name")
-
- def description(self):
- return self.get_packet_description().get("description")
-
-
-class EbusMasterMaster(EbusPacket):
- def __init__(self, source, destination, primary_command, secondary_command, data):
- EbusPacket.__init__(self, source, destination, primary_command, secondary_command)
- self.length = len(data)
- self.data = data
-
-class EbusMasterSlave(EbusPacket):
- def __init__(self, source, destination, primary_command, secondary_command, request, response):
- EbusPacket.__init__(self, source, destination, primary_command, secondary_command)
- self.length = len(request)
- self.request = request
- self.response = response
-
- self.data = self.request #XXX
-
-class EbusBroadcast(EbusPacket):
- def __init__(self, source, destination, primary_command, secondary_command, data):
- EbusPacket.__init__(self, source, destination, primary_command, secondary_command)
- self.length = len(data)
- self.data = data
-
-
-class EbusReader(asynchat.async_chat):
- def __init__(self):
- asynchat.async_chat.__init__(self)
- self.set_terminator("")
- self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
- self.connect(("10.2.2.200", 7970))
-
- self.packetIndex = 0
- self.buf = ""
- self.debug = False
-
- def collect_incoming_data(self,data):
- for it in range(len(data)):
- if data[it] == "\xaa":
- if it+1 < len(data) and data[it+1] != "\xaa":
- self._parse(self.buf)
- self.buf = ""
- self.packetIndex = 0
- else:
- self.buf += data[it]
- self.packetIndex = self.packetIndex + 1
- #print "%.2x [%d]" % (ord(data[it]),self.packetIndex)
-
- def _parse(self,dataRaw):
- #0xaa bug
- i = 0
- data = ""
- while (i+1) < len(dataRaw):
- if ord(dataRaw[i]) == 0xa9 and ord(dataRaw[i+1]) == 0x01:
- data += "\xaa"
- i = i + 1
- elif ord(dataRaw[i]) == 0xa9 and ord(dataRaw[i+1]) == 0x00:
- data += "\xa9"
- i = i + 1
- else:
- data += dataRaw[i]
- i = i + 1
-
- if len(data) < 2:
- logger.critical("Daten Gaga")
- return
- source = ord(data[0])
- sourceType = EbusPacket.address_to_type(source)
- destination = ord(data[1])
- destinationType = EbusPacket.address_to_type(destination)
-
- if len(data) < 9:
- logger.critical("Unvollständige Daten")
- return
-
- primaryCommand = ord(data[2])
- secondaryCommand = ord(data[3])
- payloadLength = ord(data[4])
- payload = data[5:5+payloadLength]
-
- if self.debug:
- print "\033[1;31m%.2x %.2x\033[1;m \033[1;33m%.2x %.2x\033[1;m \033[1;30m%.2x\033[1;m \033[1;45m%s\033[1;m" % (
- source,
- destination,
- primaryCommand,
- secondaryCommand,
- payloadLength,
- " ".join(map(lambda byte: "%.2x"%ord(byte), payload)))
-
-
- try:
- if sourceType == 'master' and destinationType == 'master':
- p = EbusMasterMaster(source, destination, primaryCommand, secondaryCommand, payload)
- self.handle_ebus(p)
- elif sourceType == 'master' and destinationType == 'slave':
- p = EbusMasterSlave(source, destination, primaryCommand, secondaryCommand, payload, None) #FIXME
- logger.info("SKIP MASTER-SLAVE")
- elif sourceType == 'master' and destinationType == 'broadcast':
- p = EbusBroadcast(source, destination, primaryCommand, secondaryCommand, payload)
- self.handle_ebus(p)
- else:
- logger.warning("SKIP source=%s sourceType=%s destination=%s destType=%s" % \
- (source, sourceType, destination, destinationType))
- except UnknownPacketException,e:
- print e
-
- def handle_ebus(self,ebus_packet):
- logger.critical("unhandled ebus_packet")