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Add hexdumper to puzzle class
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@ -169,6 +169,71 @@ class Puzzle:
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self.answers.append(answer)
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self.answers.append(answer)
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return answer
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return answer
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hexdump_stdch = 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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def hexdump(self, buf, charset=hexdump_stdch, gap=('<EFBFBD>', '⌷')):
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hexes, chars = [], []
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out = []
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for b in buf:
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if len(chars) == 16:
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out.append((hexes, chars))
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hexes, chars = [], []
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if b is None:
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h, c = gap
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else:
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h = '{:02x}'.format(b)
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c = charset[b]
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chars.append(c)
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hexes.append(h)
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out.append((hexes, chars))
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offset = 0
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elided = False
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lastchars = None
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self.body.write('<pre>')
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for hexes, chars in out:
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if chars == lastchars:
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if not elided:
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self.body.write('*\n')
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elided = True
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continue
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lastchars = chars[:]
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elided = False
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pad = 16 - len(chars)
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hexes += [' '] * pad
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self.body.write('{:08x} '.format(offset))
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self.body.write(' '.join(hexes[:8]))
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self.body.write(' ')
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self.body.write(' '.join(hexes[8:]))
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self.body.write(' |')
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self.body.write(''.join(chars))
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self.body.write('|\n')
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offset += len(chars)
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self.body.write('{:08x}\n'.format(offset))
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self.body.write('</pre>')
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def get_body(self):
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def get_body(self):
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return self.body.getvalue()
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return self.body.getvalue()
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