projects / OpenSPARC-T2-SAM / blame
| Commit | Line | Data |
|---|---|---|
| 920dae64 AT |
1 | """Constants and membership tests for ASCII characters""" |
| 2 | ||
| 3 | NUL = 0x00 # ^@ | |
| 4 | SOH = 0x01 # ^A | |
| 5 | STX = 0x02 # ^B | |
| 6 | ETX = 0x03 # ^C | |
| 7 | EOT = 0x04 # ^D | |
| 8 | ENQ = 0x05 # ^E | |
| 9 | ACK = 0x06 # ^F | |
| 10 | BEL = 0x07 # ^G | |
| 11 | BS = 0x08 # ^H | |
| 12 | TAB = 0x09 # ^I | |
| 13 | HT = 0x09 # ^I | |
| 14 | LF = 0x0a # ^J | |
| 15 | NL = 0x0a # ^J | |
| 16 | VT = 0x0b # ^K | |
| 17 | FF = 0x0c # ^L | |
| 18 | CR = 0x0d # ^M | |
| 19 | SO = 0x0e # ^N | |
| 20 | SI = 0x0f # ^O | |
| 21 | DLE = 0x10 # ^P | |
| 22 | DC1 = 0x11 # ^Q | |
| 23 | DC2 = 0x12 # ^R | |
| 24 | DC3 = 0x13 # ^S | |
| 25 | DC4 = 0x14 # ^T | |
| 26 | NAK = 0x15 # ^U | |
| 27 | SYN = 0x16 # ^V | |
| 28 | ETB = 0x17 # ^W | |
| 29 | CAN = 0x18 # ^X | |
| 30 | EM = 0x19 # ^Y | |
| 31 | SUB = 0x1a # ^Z | |
| 32 | ESC = 0x1b # ^[ | |
| 33 | FS = 0x1c # ^\ | |
| 34 | GS = 0x1d # ^] | |
| 35 | RS = 0x1e # ^^ | |
| 36 | US = 0x1f # ^_ | |
| 37 | SP = 0x20 # space | |
| 38 | DEL = 0x7f # delete | |
| 39 | ||
| 40 | controlnames = [ | |
| 41 | "NUL", "SOH", "STX", "ETX", "EOT", "ENQ", "ACK", "BEL", | |
| 42 | "BS", "HT", "LF", "VT", "FF", "CR", "SO", "SI", | |
| 43 | "DLE", "DC1", "DC2", "DC3", "DC4", "NAK", "SYN", "ETB", | |
| 44 | "CAN", "EM", "SUB", "ESC", "FS", "GS", "RS", "US", | |
| 45 | "SP" | |
| 46 | ] | |
| 47 | ||
| 48 | def _ctoi(c): | |
| 49 | if type(c) == type(""): | |
| 50 | return ord(c) | |
| 51 | else: | |
| 52 | return c | |
| 53 | ||
| 54 | def isalnum(c): return isalpha(c) or isdigit(c) | |
| 55 | def isalpha(c): return isupper(c) or islower(c) | |
| 56 | def isascii(c): return _ctoi(c) <= 127 # ? | |
| 57 | def isblank(c): return _ctoi(c) in (8,32) | |
| 58 | def iscntrl(c): return _ctoi(c) <= 31 | |
| 59 | def isdigit(c): return _ctoi(c) >= 48 and _ctoi(c) <= 57 | |
| 60 | def isgraph(c): return _ctoi(c) >= 33 and _ctoi(c) <= 126 | |
| 61 | def islower(c): return _ctoi(c) >= 97 and _ctoi(c) <= 122 | |
| 62 | def isprint(c): return _ctoi(c) >= 32 and _ctoi(c) <= 126 | |
| 63 | def ispunct(c): return _ctoi(c) != 32 and not isalnum(c) | |
| 64 | def isspace(c): return _ctoi(c) in (9, 10, 11, 12, 13, 32) | |
| 65 | def isupper(c): return _ctoi(c) >= 65 and _ctoi(c) <= 90 | |
| 66 | def isxdigit(c): return isdigit(c) or \ | |
| 67 | (_ctoi(c) >= 65 and _ctoi(c) <= 70) or (_ctoi(c) >= 97 and _ctoi(c) <= 102) | |
| 68 | def isctrl(c): return _ctoi(c) < 32 | |
| 69 | def ismeta(c): return _ctoi(c) > 127 | |
| 70 | ||
| 71 | def ascii(c): | |
| 72 | if type(c) == type(""): | |
| 73 | return chr(_ctoi(c) & 0x7f) | |
| 74 | else: | |
| 75 | return _ctoi(c) & 0x7f | |
| 76 | ||
| 77 | def ctrl(c): | |
| 78 | if type(c) == type(""): | |
| 79 | return chr(_ctoi(c) & 0x1f) | |
| 80 | else: | |
| 81 | return _ctoi(c) & 0x1f | |
| 82 | ||
| 83 | def alt(c): | |
| 84 | if type(c) == type(""): | |
| 85 | return chr(_ctoi(c) | 0x80) | |
| 86 | else: | |
| 87 | return _ctoi(c) | 0x80 | |
| 88 | ||
| 89 | def unctrl(c): | |
| 90 | bits = _ctoi(c) | |
| 91 | if bits == 0x7f: | |
| 92 | rep = "^?" | |
| 93 | elif isprint(bits & 0x7f): | |
| 94 | rep = chr(bits & 0x7f) | |
| 95 | else: | |
| 96 | rep = "^" + chr(((bits & 0x7f) | 0x20) + 0x20) | |
| 97 | if bits & 0x80: | |
| 98 | return "!" + rep | |
| 99 | return rep |