1#!/usr/bin/env python3 2import sys 3 4def name(i): 5 if i < 0x20: 6 return \ 7 ['NUL ', 'SOH ', 'STX ', 'ETX ', 'EOT ', 'ENQ ', 'ACK ', 'BEL ', 8 'BS ', 'HT ', 'LF ', 'VT ', 'FF ', 'CR ', 'SO ', 'SI ', 9 'DLE ', 'DC1 ', 'DC2 ', 'DC3 ', 'DC4 ', 'NAK ', 'SYN ', 'ETB ', 10 'CAN ', 'EM ', 'SUB ', 'ESC ', 'FS ', 'GS ', 'RS ', 'US '][i] 11 elif i == 0x7f: 12 return 'DEL ' 13 14for i in range(256): 15 if chr(i) == ' ': 16 sys.stdout.write('{} /* SPC */, '.format(i)) 17 elif chr(i) == '\t': 18 sys.stdout.write('{} /* HT */, '.format(i)) 19 elif 'A' <= chr(i) and chr(i) <= 'Z': 20 sys.stdout.write('{} /* {} */, '.format(i - ord('A') + ord('a'), chr(i))) 21 elif (0x21 <= i and i < 0x7f): 22 sys.stdout.write('{} /* {} */, '.format(i, chr(i))) 23 elif 0x80 <= i: 24 sys.stdout.write('{} /* {} */, '.format(i, hex(i))) 25 elif 0 == i: 26 sys.stdout.write('{} /* NUL */, '.format(i)) 27 else: 28 sys.stdout.write('{} /* {} */, '.format(i, name(i))) 29 if (i + 1)%4 == 0: 30 sys.stdout.write('\n') 31