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#!/usr/bin/python
'''
Print memory contents as C99 structure initializer
'''
# Copyright (c) 2012-2013 Wladimir J. van der Laan
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sub license,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice (including the
# next paragraph) shall be included in all copies or substantial portions
# of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
from __future__ import print_function, division, unicode_literals
from extract_structure import extract_structure, VOID, UNRESOLVED, Enumerator, Value, Struct, Union, Pointer, Array, ResolverBase
def print_address(f, s, depth):
'''
Print address and type of pointer.
This is the default implementation of printing a pointer.
'''
f.write('(%s%s)0x%x' % (s.type, '*'*s.indirection, s.addr))
def no_comment(f, s, depth):
'''Dummy comment'''
return None
def dump_structure(f, s, handle_pointer=print_address, handle_comment=no_comment, depth=[]):
'''Print memory contents as C99 structure initializer
= {.ice_structure = 'nine', ...}
'''
if s is VOID:
f.write('void')
return
indent = ' ' * len(depth)
if isinstance(s, Pointer):
# pointer: need application-specific callback to resolve this
# (either print address, print one pointee, or print array @ pointer)
handle_pointer(f, s, depth)
elif isinstance(s, Struct) or isinstance(s, Union):
# here there's dragons...
f.write('{')
first = True
for name,value in s.members.iteritems():
if not first:
f.write(',')
f.write('\n')
f.write(indent+' .%s = ' % name)
dump_structure(f, value, handle_pointer, handle_comment, depth + [(s,name)])
first = False
f.write('\n'+indent+'}')
elif isinstance(s, Value):
if s.type['encoding'] == 'unsigned':
f.write('0x%x' % s.value)
else:
f.write('%i' % s.value)
elif isinstance(s, Enumerator):
# look name belonging to value, if not found, just show value
if s.name is None:
f.write('%i' % s.value)
else:
f.write(s.name)
elif isinstance(s, Array):
f.write('{\n')
first = True
for idx,value in enumerate(s.contents):
if not first:
f.write(',')
dump_structure(f, value, handle_pointer, handle_comment, depth + [(s,idx)])
f.write('\n')
first = False
f.write(indent+'}')
comment = handle_comment(f, s, depth)
if comment is not None:
f.write(' /* ' + comment + ' */')
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