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-rw-r--r--AT91SAM7S256/armdebug/nxt-python-fantom/nxt/telegram.py118
1 files changed, 0 insertions, 118 deletions
diff --git a/AT91SAM7S256/armdebug/nxt-python-fantom/nxt/telegram.py b/AT91SAM7S256/armdebug/nxt-python-fantom/nxt/telegram.py
deleted file mode 100644
index 1fc5b3e..0000000
--- a/AT91SAM7S256/armdebug/nxt-python-fantom/nxt/telegram.py
+++ /dev/null
@@ -1,118 +0,0 @@
-# nxt.telegram module -- LEGO Mindstorms NXT telegram formatting and parsing
-# Copyright (C) 2006 Douglas P Lau
-# Copyright (C) 2009 Marcus Wanner
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-
-'Used by nxt.system for sending telegrams to the NXT'
-
-from cStringIO import StringIO
-from struct import pack, unpack
-import nxt.error
-
-class InvalidReplyError(Exception):
- pass
-
-class InvalidOpcodeError(Exception):
- pass
-
-class Telegram(object):
-
- TYPE = 0 # type byte offset
- CODE = 1 # code byte offset
- DATA = 2 # data byte offset
-
- TYPE_NOT_DIRECT = 0x01 # system vs. direct type
- TYPE_REPLY = 0x02 # reply type (from NXT brick)
- TYPE_REPLY_NOT_REQUIRED = 0x80 # reply not required flag
-
- def __init__(self, direct=False, opcode=0, reply_req=True, pkt=None):
- if pkt:
- self.pkt = StringIO(pkt)
- self.typ = self.parse_u8()
- self.opcode = self.parse_u8()
- if not self.is_reply():
- raise InvalidReplyError
- if self.opcode != opcode:
- raise InvalidOpcodeError, self.opcode
- else:
- self.pkt = StringIO()
- typ = 0
- if not direct:
- typ |= Telegram.TYPE_NOT_DIRECT
- if not reply_req:
- typ |= Telegram.TYPE_REPLY_NOT_REQUIRED
- self.add_u8(typ)
- self.add_u8(opcode)
-
- def __str__(self):
- return self.pkt.getvalue()
-
- def is_reply(self):
- return self.typ == Telegram.TYPE_REPLY
-
- def add_string(self, n_bytes, v):
- self.pkt.write(pack('%ds' % n_bytes, v))
-
- def add_filename(self, fname):
- self.pkt.write(pack('20s', fname))
-
- def add_s8(self, v):
- self.pkt.write(pack('<b', v))
-
- def add_u8(self, v):
- self.pkt.write(pack('<B', v))
-
- def add_s16(self, v):
- self.pkt.write(pack('<h', v))
-
- def add_u16(self, v):
- self.pkt.write(pack('<H', v))
-
- def add_s32(self, v):
- self.pkt.write(pack('<i', v))
-
- def add_u32(self, v):
- self.pkt.write(pack('<I', v))
-
- def parse_string(self, n_bytes=0):
- if n_bytes:
- return unpack('%ss' % n_bytes,
- self.pkt.read(n_bytes))[0]
- else:
- return self.pkt.read()
-
- def parse_s8(self):
- return unpack('<b', self.pkt.read(1))[0]
-
- def parse_u8(self):
- return unpack('<B', self.pkt.read(1))[0]
-
- def parse_s16(self):
- return unpack('<h', self.pkt.read(2))[0]
-
- def parse_u16(self):
- return unpack('<H', self.pkt.read(2))[0]
-
- def parse_s32(self):
- return unpack('<i', self.pkt.read(4))[0]
-
- def parse_u32(self):
- return unpack('<I', self.pkt.read(4))[0]
-
- def check_status(self):
- nxt.error.check_status(self.parse_u8())
-
-import nxt.direct
-import nxt.system
-
-OPCODES = dict(nxt.system.OPCODES)
-OPCODES.update(nxt.direct.OPCODES)