def __setstate__(self, state):
ownername, index, name, (cmtt, cmtf), ofs, t = state
fullname = '.'.join((owername, name))
identifier = idaapi.get_struc_id(ownername)
if identifier == idaapi.BADADDR:
logging.warn(
"{:s}.instance({:s}).member_t : Creating structure {:s} -- [{:#x}] {:s}{:s}"
.format(
__name__, ownername, ownername, ofs, name,
" // {:s}".format(cmtt or cmtf) if cmtt or cmtf else ''))
identifier = idaapi.add_struc(idaapi.BADADDR, ownername)
self.__owner = owner = instance(identifier, offset=0)
flag, mytype, nbytes = t
# FIXME: handle .strtype (strings), .ec (enums), .cd (custom)
opinfo = idaapi.opinfo_t()
opinfo.tid = 0 if mytype is None else mytype.id
res = idaapi.add_struc_member(owner.ptr, name, ofs, flag, opinfo,
nbytes)
# FIXME: handle these errors properly
# duplicate name
if res == idaapi.STRUC_ERROR_MEMBER_NAME:
if idaapi.get_member_by_name(owner.ptr, name).soff != ofs:
newname = "{:s}_{:x}".format(name, ofs)
logging.warn(
"{:s}.instace({:s}).member_t : Duplicate name found for {:s}, renaming to {:s}."
.format(__name__, ownername, name, newname))
idaapi.set_member_name(owner.ptr, ofs, newname)
else:
logging.info(
"{:s}.instance({:s}).member_t : Field at {:+#x} contains the same name {:s}."
.format(__name__, ownername, ofs, name))
# duplicate field
elif res == idaapi.STRUC_ERROR_MEMBER_OFFSET:
logging.info(
"{:s}.instance({:s}).member_t : Field already found at {:+#x}. Overwriting with {:s}."
.format(__name__, ownername, ofs, name))
idaapi.set_member_type(owner.ptr, ofs, flag, opinfo, nbytes)
idaapi.set_member_name(owner.ptr, ofs, name)
# invalid size
elif res == idaapi.STRUC_ERROR_MEMBER_SIZE:
logging.warn(
"{:s}.instance({:s}).member_t : Issue creating structure member {:s} : {:#x}"
.format(__name__, ownername, fullname, res))
# unknown
elif res != idaapi.STRUC_ERROR_MEMBER_OK:
logging.warn(
"{:s}.instance({:s}).member_t : Issue creating structure member {:s} : {:#x}"
.format(__name__, ownername, fullname, res))
self.__index = index
self.__owner = owner
idaapi.set_member_cmt(self.ptr, cmtt, True)
idaapi.set_member_cmt(self.ptr, cmtf, False)
return
def __setstate__(self, state):
ownername, index, name, (cmtt, cmtf), ofs, t = state
identifier = idaapi.get_struc_id(ownername)
if identifier == idaapi.BADADDR:
logging.warn('member_t : Creating structure %s -- [%x] %s%s' %
(ownername, ofs, name, ' // %s' %
(cmtt or cmtf) if cmtt or cmtf else ''))
identifier = idaapi.add_struc(idaapi.BADADDR, ownername)
self.__owner = owner = instance(identifier, offset=0)
flag, mytype, nbytes = t
# FIXME: handle .strtype (strings), .ec (enums), .cd (custom)
opinfo = idaapi.opinfo_t()
opinfo.tid = 0 if mytype is None else mytype.id
res = idaapi.add_struc_member(owner.ptr, name, ofs, flag, opinfo,
nbytes)
# FIXME: handle these errors properly
# duplicate name
if res == idaapi.STRUC_ERROR_MEMBER_NAME:
if idaapi.get_member_by_name(owner.ptr, name).soff != ofs:
newname = '%s_%x' % (name, ofs)
logging.warn(
'structure_t(%s).member_t : Duplicate name found for %s, renaming to %s'
% (ownername, name, newname))
idaapi.set_member_name(owner.ptr, ofs, newname)
else:
logging.info(
'structure_t(%s).member_t : Field at %x contains the same name %s'
% (ownername, ofs, name))
# duplicate field
elif res == idaapi.STRUC_ERROR_MEMBER_OFFSET:
logging.info(
'structure_t(%s).member_t : Field already found at %x. Overwriting with %s'
% (ownername, ofs, name))
idaapi.set_member_type(owner.ptr, ofs, flag, opinfo, nbytes)
idaapi.set_member_name(owner.ptr, ofs, name)
# invalid size
elif res == idaapi.STRUC_ERROR_MEMBER_SIZE:
logging.warn(
'member_t : Issue creating structure member %s.%s : %x' %
(ownername, name, res))
# unknown
elif res != idaapi.STRUC_ERROR_MEMBER_OK:
logging.warn(
'member_t : Issue creating structure member %s.%s : %x' %
(ownername, name, res))
self.__index = index
self.__owner = owner
idaapi.set_member_cmt(self.ptr, cmtt, True)
idaapi.set_member_cmt(self.ptr, cmtf, False)
return
def __call__(self):
sptr = idaapi.get_struc(idc.get_struc_id(self.sname.encode('utf-8')))
if self.smname:
mptr = idaapi.get_member_by_name(sptr, self.smname.encode('utf-8'))
idaapi.set_member_cmt(mptr,
self.cmt.encode('utf-8') if self.cmt else '',
self.repeatable_cmt)
else:
idaapi.set_struc_cmt(sptr.id,
self.cmt.encode('utf-8') if self.cmt else '',
self.repeatable_cmt)
def handle_structs(delta, segs):
for idx in range(idaapi.get_struc_qty()):
tid = idaapi.get_struc_by_idx(idx)
for cmt_type in (True, False):
cmt = idaapi.get_struc_cmt(tid, cmt_type)
if cmt:
new_cmt = rebase_comment(segs, delta, cmt)
if new_cmt:
idaapi.set_struc_cmt(tid, new_cmt, cmt_type)
s = idaapi.get_struc(tid)
for midx in range(s.memqty):
m = s.get_member(midx)
for cmt_type in (True, False):
cmt = idaapi.get_member_cmt(m.id, cmt_type)
if cmt:
new_cmt = rebase_comment(segs, delta, cmt)
if new_cmt:
idaapi.set_member_cmt(m, new_cmt, cmt_type)
def add_struc_descr(sid, structure, rep):
""" Insert a (repeatable) comment descripting the structure whose id is sid.
And name address in added segment annotated with structure description.
Arguments:
sid -- structure id which the added comment is describing
structure -- structure object holding data
rep -- add repeatable comment (True\False)
Return:
True -- if success; False otherwise
"""
# TODO correct or not
descr = format_comment(structure.description) + '\n'
if idc.SetStrucComment(sid, descr, rep):
frm = [x.frm for x in idautils.XrefsTo(sid)]
for ea in frm:
# Added comment for global %structure.name% variable or pointer
if ea > idc.MaxEA():
# getting 'member_t' using ea as 'mid'
mptr = idaapi.get_member_by_id(ea)
# IDA 6.8: setting member comment using 'mptr' as index
idaapi.set_member_cmt(mptr, descr, rep)
# IDA 6.9: mptr is type of list
#idaapi.set_member_cmt(mptr[0], descr, rep)
else:
if not rep:
idc.MakeComm(ea, descr)
else:
idc.MakeRptCmt(ea, descr)
return True
else:
return False
def add_struc_descr(sid, structure, rep):
""" Insert a (repeatable) comment descripting the structure whose id is sid.
And name address in added segment annotated with structure description.
Arguments:
sid -- structure id which the added comment is describing
structure -- structure object holding data
rep -- add repeatable comment (True\False)
Return:
True -- if success; False otherwise
"""
# TODO correct or not
descr = format_comment(structure.description) + '\n'
if idc.SetStrucComment(sid, descr, rep):
frm = [x.frm for x in idautils.XrefsTo(sid)]
for ea in frm:
# Added comment for global %structure.name% variable or pointer
if ea > idc.MaxEA():
# getting 'member_t' using ea as 'mid'
mptr = idaapi.get_member_by_id(ea)
# IDA 6.8: setting member comment using 'mptr' as index
idaapi.set_member_cmt(mptr, descr, rep)
# IDA 6.9: mptr is type of list
#idaapi.set_member_cmt(mptr[0], descr, rep)
else:
if not rep:
idc.MakeComm(ea, descr)
else:
idc.MakeRptCmt(ea, descr)
return True
else:
return False
def comment(self, value):
return idaapi.set_member_cmt(self.ptr, value, True)
def comment(self, value):
return idaapi.set_member_cmt(self.ptr, value, True)
def comment(self, value):
'''Set the member's repeatable comment.'''
return idaapi.set_member_cmt(self.ptr, value, True)
