Vega strike Python Modules doc: HexBin Class Reference

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Public Member Functions
def	__init__

def	read

def	close_data

def	read_rsrc

def	close

Data Fields
	ifp

	crc

	dlen

	rlen

	FName

	FInfo

	state

Detailed Description

Definition at line 377 of file binhex.py.

Constructor & Destructor Documentation

def __init__	(	self,
		ifp
	)

Definition at line 378 of file binhex.py.

References aifc.open().

 
     def __init__(self, ifp):
         if type(ifp) == type(''):
             ifp = open(ifp)
         #
         # Find initial colon.
         #
         while 1:
             ch = ifp.read(1)
             if not ch:
                 raise Error, "No binhex data found"
             # Cater for \r\n terminated lines (which show up as \n\r, hence
             # all lines start with \r)
             if ch == '\r':
                 continue
             if ch == ':':
                 break
             if ch != '\n':
                 dummy = ifp.readline()
 
         hqxifp = _Hqxdecoderengine(ifp)
         self.ifp = _Rledecoderengine(hqxifp)
         self.crc = 0
         self._readheader()

Member Function Documentation

def close ( self)

Definition at line 472 of file binhex.py.

References HexBin._checkcrc(), HexBin.read_rsrc(), BinHex.rlen, HexBin.rlen, BinHex.state, and HexBin.state.

 
     def close(self):
         if self.rlen:
             dummy = self.read_rsrc(self.rlen)
         self._checkcrc()
         self.state = _DID_RSRC
         self.ifp.close()

def close_data ( self)

Definition at line 451 of file binhex.py.

References HexBin._checkcrc(), HexBin._read(), BinHex.dlen, HexBin.dlen, BinHex.state, and HexBin.state.

 
     def close_data(self):
         if self.state != _DID_HEADER:
             raise Error, 'close_data at wrong time'
         if self.dlen:
             dummy = self._read(self.dlen)
         self._checkcrc()
         self.state = _DID_DATA

def read	(	self,
		n
	)

Definition at line 437 of file binhex.py.

References HexBin._read(), BinHex.dlen, HexBin.dlen, sre_parse.min, BinHex.state, and HexBin.state.

 
     def read(self, *n):
         if self.state != _DID_HEADER:
             raise Error, 'Read data at wrong time'
         if n:
             n = n[0]
             n = min(n, self.dlen)
         else:
             n = self.dlen
         rv = ''
         while len(rv) < n:
             rv = rv + self._read(n-len(rv))
         self.dlen = self.dlen - n
         return rv

def read_rsrc	(	self,
		n
	)

Definition at line 459 of file binhex.py.

References HexBin._read(), BinHex.close_data(), HexBin.close_data(), sre_parse.min, BinHex.rlen, HexBin.rlen, BinHex.state, and HexBin.state.

 
     def read_rsrc(self, *n):
         if self.state == _DID_HEADER:
             self.close_data()
         if self.state != _DID_DATA:
             raise Error, 'Read resource data at wrong time'
         if n:
             n = n[0]
             n = min(n, self.rlen)
         else:
             n = self.rlen
         self.rlen = self.rlen - n
         return self._read(n)

Public Member Functions

Data Fields

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation