mirror of https://github.com/dirtbags/netarch.git
141 lines
3.8 KiB
Python
141 lines
3.8 KiB
Python
import sys
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stdch = (
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'␀·········␊··␍··'
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'················'
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' !"#$%&\'()*+,-./'
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'0123456789:;<=>?'
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'@ABCDEFGHIJKLMNO'
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'PQRSTUVWXYZ[\\]^_'
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'`abcdefghijklmno'
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'pqrstuvwxyz{|}~·'
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'················'
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'················'
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'················'
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'················'
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'················'
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'················'
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'················'
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'················'
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)
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decch = (
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'␀␁␂␃␄␅␆␇␈␉␊␋␌␍␎␏'
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'␐␑␒␓␔␕␖␗␘␙␚·····'
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'␠!"#$%&\'()*+,-./'
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'0123456789:;<=>?'
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'@ABCDEFGHIJKLMNO'
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'PQRSTUVWXYZ[\\]^_'
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'`abcdefghijklmno'
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'pqrstuvwxyz{|}~␡'
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'················'
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'················'
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'················'
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'················'
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'················'
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'················'
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'················'
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'················'
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)
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cgach = (
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'□☺☻♥♦♣♠•◘○◙♂♀♪♫☼'
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'►◄↕‼¶§▬↨↑↓→←∟↔▲▼'
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' !"#$%&\'()*+,-./'
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'0123456789:;<=>?'
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'@ABCDEFGHIJKLMNO'
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'PQRSTUVWXYZ[\\]^_'
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'`abcdefghijklmno'
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'pqrstuvwxyz{|}~⌂'
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'ÇüéâäàåçêëèïîìÄÅ'
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'ÉæÆôöòûùÿÖÜ¢£¥₧ƒ'
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'áíóúñѪº¿⌐¬½¼¡«»'
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'░▒▓│┤╡╢╖╕╣║╗╝╜╛┐'
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'└┴┬├─┼╞╟╚╔╩╦╠═╬╧'
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'╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀'
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'αßΓπΣσµτΦΘΩδ∞φε∩'
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'≡±≥≤⌠⌡÷≈°∙·√ⁿ²■¤'
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)
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fluffych = (
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'·☺☻♥♦♣♠•◘○◙♂♀♪♫☼'
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'►◄↕‼¶§▬↨↑↓→←∟↔▲▼'
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' !"#$%&\'()*+,-./'
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'0123456789:;<=>?'
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'@ABCDEFGHIJKLMNO'
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'PQRSTUVWXYZ[\\]^_'
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'`abcdefghijklmno'
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'pqrstuvwxyz{|}~⌂'
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'ÇüéâäàåçêëèïîìÄÅ'
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'ÉæÆôöòûùÿÖÜ¢£¥₧ƒ'
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'áíóúñѪº¿⌐¬½¼¡«»'
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'░▒▓│┤╡╢╖╕╣║╗╝╜╛┐'
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'└┴┬├─┼╞╟╚╔╩╦╠═╬╧'
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'╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀'
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'αßΓπΣσµτΦΘΩδ∞φε∩'
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'≡±≥≤⌠⌡÷≈°∀∃√ⁿ²■¤'
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)
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class HexDumper:
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def __init__(self, output, charset=fluffych):
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self.offset = 0
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self.last = None
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self.elided = False
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self.hexes = []
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self.chars = []
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self.charset = charset
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self.output = output
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def _spit(self):
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if self.chars == self.last:
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if not self.elided:
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self.output.write('*\n')
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self.elided = True
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self.hexes = []
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self.chars = []
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return
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self.last = self.chars[:]
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self.elided = False
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pad = 16 - len(self.chars)
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self.hexes += [' '] * pad
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self.output.write('{:08x} '.format(self.offset - len(self.chars)))
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self.output.write(' '.join(self.hexes[:8]))
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self.output.write(' ')
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self.output.write(' '.join(self.hexes[8:]))
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self.output.write(' ')
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self.output.write(''.join(self.chars))
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self.output.write('\n')
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self.hexes = []
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self.chars = []
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def add(self, b):
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if self.offset and self.offset % 16 == 0:
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self._spit()
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if b is None:
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h = '⬜'
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c = '<EFBFBD>'
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else:
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h = '{:02x}'.format(b)
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c = self.charset[b]
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self.chars.append(c)
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self.hexes.append(h)
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self.offset += 1
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def done(self):
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self._spit()
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self.output.write('{:08x}\n'.format(self.offset))
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def hexdump(buf, f=sys.stdout, charset=fluffych):
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"Print a hex dump of buf"
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h = HexDumper(output=f, charset=charset)
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for b in buf:
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h.add(b)
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h.done()
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