_CANFrame.py
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00001 """autogenerated by genpy from can_msgs/CANFrame.msg. Do not edit."""
00002 import sys
00003 python3 = True if sys.hexversion > 0x03000000 else False
00004 import genpy
00005 import struct
00006 
00007 import genpy
00008 
00009 class CANFrame(genpy.Message):
00010   _md5sum = "d7c21f9239abf11c681ba573103fc744"
00011   _type = "can_msgs/CANFrame"
00012   _has_header = False #flag to mark the presence of a Header object
00013   _full_text = """# CAN Frame
00014 time stamp
00015 
00016 uint16 id
00017 uint8[] data
00018 
00019 """
00020   __slots__ = ['stamp','id','data']
00021   _slot_types = ['time','uint16','uint8[]']
00022 
00023   def __init__(self, *args, **kwds):
00024     """
00025     Constructor. Any message fields that are implicitly/explicitly
00026     set to None will be assigned a default value. The recommend
00027     use is keyword arguments as this is more robust to future message
00028     changes.  You cannot mix in-order arguments and keyword arguments.
00029 
00030     The available fields are:
00031        stamp,id,data
00032 
00033     :param args: complete set of field values, in .msg order
00034     :param kwds: use keyword arguments corresponding to message field names
00035     to set specific fields.
00036     """
00037     if args or kwds:
00038       super(CANFrame, self).__init__(*args, **kwds)
00039       #message fields cannot be None, assign default values for those that are
00040       if self.stamp is None:
00041         self.stamp = genpy.Time()
00042       if self.id is None:
00043         self.id = 0
00044       if self.data is None:
00045         self.data = ''
00046     else:
00047       self.stamp = genpy.Time()
00048       self.id = 0
00049       self.data = ''
00050 
00051   def _get_types(self):
00052     """
00053     internal API method
00054     """
00055     return self._slot_types
00056 
00057   def serialize(self, buff):
00058     """
00059     serialize message into buffer
00060     :param buff: buffer, ``StringIO``
00061     """
00062     try:
00063       _x = self
00064       buff.write(_struct_2IH.pack(_x.stamp.secs, _x.stamp.nsecs, _x.id))
00065       _x = self.data
00066       length = len(_x)
00067       # - if encoded as a list instead, serialize as bytes instead of string
00068       if type(_x) in [list, tuple]:
00069         buff.write(struct.pack('<I%sB'%length, length, *_x))
00070       else:
00071         buff.write(struct.pack('<I%ss'%length, length, _x))
00072     except struct.error as se: self._check_types(se)
00073     except TypeError as te: self._check_types(te)
00074 
00075   def deserialize(self, str):
00076     """
00077     unpack serialized message in str into this message instance
00078     :param str: byte array of serialized message, ``str``
00079     """
00080     try:
00081       if self.stamp is None:
00082         self.stamp = genpy.Time()
00083       end = 0
00084       _x = self
00085       start = end
00086       end += 10
00087       (_x.stamp.secs, _x.stamp.nsecs, _x.id,) = _struct_2IH.unpack(str[start:end])
00088       start = end
00089       end += 4
00090       (length,) = _struct_I.unpack(str[start:end])
00091       start = end
00092       end += length
00093       if python3:
00094         self.data = str[start:end].decode('utf-8')
00095       else:
00096         self.data = str[start:end]
00097       self.stamp.canon()
00098       return self
00099     except struct.error as e:
00100       raise genpy.DeserializationError(e) #most likely buffer underfill
00101 
00102 
00103   def serialize_numpy(self, buff, numpy):
00104     """
00105     serialize message with numpy array types into buffer
00106     :param buff: buffer, ``StringIO``
00107     :param numpy: numpy python module
00108     """
00109     try:
00110       _x = self
00111       buff.write(_struct_2IH.pack(_x.stamp.secs, _x.stamp.nsecs, _x.id))
00112       _x = self.data
00113       length = len(_x)
00114       # - if encoded as a list instead, serialize as bytes instead of string
00115       if type(_x) in [list, tuple]:
00116         buff.write(struct.pack('<I%sB'%length, length, *_x))
00117       else:
00118         buff.write(struct.pack('<I%ss'%length, length, _x))
00119     except struct.error as se: self._check_types(se)
00120     except TypeError as te: self._check_types(te)
00121 
00122   def deserialize_numpy(self, str, numpy):
00123     """
00124     unpack serialized message in str into this message instance using numpy for array types
00125     :param str: byte array of serialized message, ``str``
00126     :param numpy: numpy python module
00127     """
00128     try:
00129       if self.stamp is None:
00130         self.stamp = genpy.Time()
00131       end = 0
00132       _x = self
00133       start = end
00134       end += 10
00135       (_x.stamp.secs, _x.stamp.nsecs, _x.id,) = _struct_2IH.unpack(str[start:end])
00136       start = end
00137       end += 4
00138       (length,) = _struct_I.unpack(str[start:end])
00139       start = end
00140       end += length
00141       if python3:
00142         self.data = str[start:end].decode('utf-8')
00143       else:
00144         self.data = str[start:end]
00145       self.stamp.canon()
00146       return self
00147     except struct.error as e:
00148       raise genpy.DeserializationError(e) #most likely buffer underfill
00149 
00150 _struct_I = genpy.struct_I
00151 _struct_2IH = struct.Struct("<2IH")


can_msgs
Author(s): Gonçalo Cabrita
autogenerated on Mon Jan 6 2014 11:25:10