def pack_data(data, format_pattern):
fmt = get_format(format_pattern)
values = (big5.encode(data[name]) if 's' in f else data[name]
for name, f in format_pattern)
return struct.pack(fmt, *values)
FILE_ANONYMOUS = 0x80 # anonymous file
STRLEN = 80 # Length of most string data
if __name__ == '__main__':
assert struct.calcsize(get_format(BOARDHEADER_FMT)) == BOARDHEADER_SIZE
assert struct.calcsize(get_format(FILEHEADER_FMT)) == FILEHEADER_SIZE
assert struct.calcsize(get_format(USEREC_FMT)) == USEREC_SIZE
with open('/home/bbs/boards/A/ALLPOST/.DIR', 'rb') as f:
entry = f.read(FILEHEADER_SIZE)
header = unpack_data(entry, FILEHEADER_FMT)
print header
xblob = pack_data(header, FILEHEADER_FMT)
assert xblob == entry
with open('/home/bbs/.PASSWDS', 'rb') as f:
entry = f.read(USEREC_SIZE)
user = unpack_data(entry, USEREC_FMT)
print user
with open('/home/bbs/.BRD', 'rb') as f:
entry = f.read(BOARDHEADER_SIZE)
board = unpack_data(entry, BOARDHEADER_FMT)
print board
print 'user name: ', big5.encode(user['realname'])
print 'file title: ', big5.encode(header['title'])
print 'board title: ', big5.encode(board['title'])
