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variable length hexdumps 

git-svn-id: svn+ssh://localhost/home/henryk/svn/cyberflex-shell/trunk@85 f711b948-2313-0410-aaa9-d29f33439f0b
This commit is contained in:
hploetz 2006-06-14 09:12:03 +00:00
parent 9c614ae526
commit 46a4a119be
1 changed files with 5 additions and 4 deletions
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9
utils.py
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@ -37,7 +37,7 @@ def parse_binary(value, bytemasks, verbose = False, value_len = 8):
return result
_myprintable = " " + string.letters + string.digits + string.punctuation
def hexdump(data, indent = 0, short = False):
def hexdump(data, indent = 0, short = False, linelen = 16):
r"""Generates a nice hexdump of data and returns it. Consecutive lines will
be indented with indent spaces. When short is true, will instead generate
hexdump without adresses and on one line.
@ -56,15 +56,16 @@ def hexdump(data, indent = 0, short = False):
if short:
return "%s (%s)" % (hexable(data), printable(data))
FORMATSTRING = "%04x: %-"+ str(linelen*3) +"s %-"+ str(linelen) +"s"
result = ""
(head, tail) = (data[:16], data[16:])
(head, tail) = (data[:linelen], data[linelen:])
pos = 0
while len(head) > 0:
if pos > 0:
result = result + "\n%s" % (' ' * indent)
result = result + "%04x: %-48s %-16s" % (pos, hexable(head), printable(head))
result = result + FORMATSTRING % (pos, hexable(head), printable(head))
pos = pos + len(head)
(head, tail) = (tail[:16], tail[16:])
(head, tail) = (tail[:linelen], tail[linelen:])
return result
LIFE_CYCLES = {0x01: "Load file = loaded",