mirror of
https://github.com/cemu-project/idapython.git
synced 2024-12-26 09:41:55 +01:00
idc.py: Merge from Ilfak. Implemented and fixed Eval(), SaveBase(), MakeData(), FirstSeg(), GetNextSeg(), SegCreate(), SetFChunkAttr(), SetLocalType(), GetFchunkReferer()
This commit is contained in:
gergely.erdelyi
parent
43af79132f
commit
04492e420c
219
python/idc.py
219
python/idc.py
@ -36,6 +36,7 @@ import os
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import re
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import struct
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import time
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import types
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class DeprecatedIDCError(Exception):
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"""
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@ -389,7 +390,7 @@ def Wait():
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return idaapi.autoWait()
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def CompileEx(filename):
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def CompileEx(input, isfile):
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"""
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Compile an IDC script
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@ -399,24 +400,56 @@ def CompileEx(filename):
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@param input: if isfile != 0, then this is the name of file to compile
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otherwise it holds the text to compile
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@param isfile: specify if 'input' holds a filename or the expression itself
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@return: 0 - ok, otherwise it returns an error message
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FIXME: This needs to be updated to latest doc
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"""
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res = idaapi.Compile(filename)
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if isfile:
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res = idaapi.Compile(input)
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else:
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res = idaapi.CompileLine(input)
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if res:
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return res
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else:
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return 0
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def Eval(expr):
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"""
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FIXME: this
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// Macro to check for evaluation failures:
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#define EVAL_FAILURE(code) (IsString(code) && substr(code, 0, 13) == "IDC_FAILURE: ")
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#ifdef _notdefinedsymbol
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Evaluate an IDC expression
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@param expr: an expression
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@return: the expression value. If there are problems, the returned value will be "IDC_FAILURE: xxx"
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where xxx is the error description
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@note: Python implementation evaluates IDC only, while IDC can call other registered languages
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"""
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rv = idaapi.idc_value_t()
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err = idaapi.calc_idc_expr(BADADDR, expr, rv)
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if err:
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return "IDC_FAILURE: "+err
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else:
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if rv.vtype == '\x01': # string
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return rv.str
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elif rv.vtype == '\x02': # long
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return rv.num
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else:
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raise NotImplementedError, "Eval() supports only expressions returning strings or longs"
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def EVAL_FAILURE(code):
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"""
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Check the result of Eval() for evaluation failures
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@param code: result of Eval()
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@return: True if there was an evaluation error
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"""
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return type(code) == types.StringType and code.startswith("IDC_FAILURE: ")
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def SaveBase(idbname, flags=0):
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"""
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@ -425,12 +458,17 @@ def SaveBase(idbname, flags=0):
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@param idbname: name of the idb file. if empty, the current idb
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file will be used.
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@param flags: DBFL_BAK or 0
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FIXME: backup might not work at all
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"""
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if flags == DBFL_BAK:
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if len(idbname)==0:
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idbname = idaapi.cvar.database_idb
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saveflags = idaapi.cvar.database_flags
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if flags & DBFL_BAK:
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idaapi.cvar.database_flags |= DBFL_BAK
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return idaapi.save_database(idbname, 0)
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else:
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idaapi.cvar.database_flags &= ~DBFL_BAK
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res = idaapi.save_database(idbname, 0)
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idaapi.cvar.database_flags = saveflags
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return res
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DBFL_BAK = 0x04 # create backup file
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@ -671,7 +709,7 @@ def MakeData(ea, flags, size, tid):
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@return: 1-ok, 0-failure
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"""
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raise NotImplementedError, "Use the Make* functions to create data items"
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return idaapi.do_data_ex(ea, flags, size, tid)
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def MakeByte(ea):
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@ -786,9 +824,6 @@ def MakeStructEx(ea, size, strname):
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"""
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strid = idaapi.get_struc_id(strname)
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if strid == idaapi.BADNODE:
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return False
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if size == -1:
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size = idaapi.get_struc_size(strid)
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@ -916,8 +951,10 @@ def SetArrayFormat(ea, flags, litems, align):
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other values: element width
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@return: 1-ok, 0-failure
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FIXME: This idaapi function is not exported yet
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"""
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raise NotImplementedError
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return idaapi.set_array_params(ea, flags, litems, align)
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AP_ALLOWDUPS = 0x00000001L # use 'dup' construct
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AP_SIGNED = 0x00000002L # treats numbers as signed
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@ -2308,8 +2345,10 @@ def ChangeConfig(directive):
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@note: If the directives are erroneous, a fatal error will be generated.
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The changes will be effective only for the current session.
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FIXME: This idaapi function is not exported yet
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"""
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raise NotImplementedError, "not implemented yet"
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return idaapi.process_config_line(directive)
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# The following functions allow you to set/get common parameters.
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@ -2608,7 +2647,6 @@ INF_SPECSEGS : 'specsegs',
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INF_VOIDS : 's_void', # char; Display void marks?
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INF_SHOWAUTO : 's_showauto', # char; Display autoanalysis indicator?
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INF_AUTO : 's_auto', # char; Autoanalysis is enabled?
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# FIXME: This might be incorrect
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INF_BORDER : 's_limiter', # char; Generate borders?
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INF_NULL : 's_null', # char; Generate empty lines?
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INF_GENFLAGS : 's_genflags', # char; General flags:
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@ -2931,13 +2969,7 @@ def FirstSeg():
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@return: address of the start of the first segment
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BADADDR - no segments are defined
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"""
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segn = idaapi.get_segm_qty()
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if segn == 0:
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return BADADDR
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else:
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seg = idaapi.getnseg(0)
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seg = idaapi.get_first_seg()
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if not seg:
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return BADADDR
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else:
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@ -2952,15 +2984,8 @@ def NextSeg(ea):
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@return: start of the next segment
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BADADDR - no next segment
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TODO: Any better way of doing this?
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"""
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for n in range(idaapi.get_segm_qty()):
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currseg = idaapi.getnseg(n)
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if ea >= currseg.startEA and ea < currseg.endEA:
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nextseg = idaapi.getnseg(n+1)
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nextseg = idaapi.get_next_seg(ea)
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if not nextseg:
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return BADADDR
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else:
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@ -3042,21 +3067,14 @@ def SegCreate(startea, endea, base, use32, align, comb):
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@return: 0-failed, 1-ok
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"""
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success = idaapi.add_segm(base, startea, endea, "Segment", "CODE")
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if success != 1:
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return 0
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seg = idaapi.getseg(startea)
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if not seg:
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return 0
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seg.bitness = use32
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seg.align = align
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seg.comb = comb
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return 1
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s = idaapi.segment_t()
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s.startEA = startea
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s.endEA = endea
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s.sel = idaapi.setup_selector(base)
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s.bitness = use32
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s.align = align
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s.comb = comb
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return idaapi.add_segm_ex(s, "", "", idaapi.ADDSEG_NOSREG)
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def SegDelete(ea, flags):
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@ -3717,7 +3735,7 @@ FUNCATTR_ARGSIZE = 20 # number of bytes purged from the stack
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FUNCATTR_FPD = 24 # frame pointer delta
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FUNCATTR_COLOR = 28 # function color code
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FUNCATTR_OWNER = 10 # chunk owner (valid only for tail chunks)
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FUNCATTR_REFQTY = 14 # number of chunk parents (valid only for ta
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FUNCATTR_REFQTY = 14 # number of chunk parents (valid only for tail chunks)
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_FUNCATTRMAP = {
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FUNCATTR_START : 'startEA',
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@ -3730,7 +3748,7 @@ _FUNCATTRMAP = {
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FUNCATTR_FPD : 'fpd',
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FUNCATTR_COLOR : 'color',
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FUNCATTR_OWNER : 'owner',
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FUNCATTR_REFQTY : 'refwty'
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FUNCATTR_REFQTY : 'refqty'
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}
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@ -4865,25 +4883,26 @@ def SetStrucComment(sid, comment, repeatable):
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return idaapi.set_struc_cmt(sid, comment, repeatable)
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def _IDC_PrepareStrucMemberTypeinfo(flag, typeid):
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def _IDC_PrepareStrucMemberTypeinfo(flag, typeid, target=None, tdelta=None, reftype=None):
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""" Internal function to prepare typeinfo_t for adding/setting structure members """
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simple_types = [ FF_BYTE, FF_WORD, FF_DWRD, FF_QWRD, FF_OWRD, FF_TBYT, FF_FLOAT, FF_DOUBLE, FF_PACKREAL ]
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if idaapi.isASCII(flag):
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ti = idaapi.typeinfo_t()
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ti.strtype = typeid
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elif idaapi.isStruct(flag):
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ti = idaapi.typeinfo_t()
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ti.tid = typeid
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elif idaapi.isOff0(flag):
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if idaapi.isOff0(flag):
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ti = idaapi.typeinfo_t()
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ri = idaapi.refinfo_t()
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ri.target = BADADDR
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ri.base = typeid
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if target != None:
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ri.target = target
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ri.tdelta = 0
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ri.flags = reftype
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else:
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ri.target = BADADDR
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ri.tdelta = 0
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if (flag & FF_WORD):
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ri.flags = REF_OFF16
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elif (flag & FF_BYTE):
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ri.flags = REF_OFF8
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elif (flag & FF_QWRD):
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ri.flags = REF_OFF64
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else:
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ri.flags = REF_OFF32
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ti.ri = ri
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@ -4891,19 +4910,17 @@ def _IDC_PrepareStrucMemberTypeinfo(flag, typeid):
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ti = idaapi.typeinfo_t()
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ec = idaapi.enum_const_t()
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ec.tid = typeid
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ec.serial = 0
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ti.ec = ec
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elif idaapi.isStroff0(flag):
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ti = idaapi.typeinfo_t()
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ti.path.len = 2
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ti.path.len = 1
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target_struct = idaapi.get_struc(typeid)
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assert target_struct, "Target structure is invalid"
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target_member = idaapi.get_member(target_struct, 0)
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assert target_member, "Target member is not found"
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ti.path.ids = [ typeid, target_member.id ]
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elif ((flag & 0xFFFFFF) & idaapi.DT_TYPE) in simple_types:
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ti = None
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ti.path.ids = [ typeid ]
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else:
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assert False, "Unknown type flag 0x%08x" % flag
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ti = idaapi.typeinfo_t()
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ti.tid = typeid
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return ti
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@ -4935,11 +4952,10 @@ def AddStrucMember(sid, name, offset, flag, typeid, nbytes, target=None, tdelta=
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@return: 0 - ok, otherwise error code (one of STRUC_ERROR_*)
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FIXME: This needs fixing
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"""
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struc = idaapi.get_struc(sid)
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assert struct, "get_struc() failed"
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ti = _IDC_PrepareStrucMemberTypeinfo(flag, typeid)
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ti = _IDC_PrepareStrucMemberTypeinfo(flag, typeid, target, tdelta, reftype)
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return idaapi.add_struc_member(struc, name, offset, flag, ti, nbytes)
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@ -5014,13 +5030,10 @@ def SetMemberType(sid, member_offset, flag, typeid, nitems, target=None, tdelta=
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to specify a complex offset expression
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@return: !=0 - ok.
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FIXME: Fix this too
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"""
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struc = idaapi.get_struc(sid)
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assert struct, "get_struc() failed"
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ti = _IDC_PrepareStrucMemberTypeinfo(flag, typeid)
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return idaapi.set_member_type(struc, member_offset, flag, ti, nitems)
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ti = _IDC_PrepareStrucMemberTypeinfo(flag, typeid, target, tdelta, reftype)
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elsize = idaapi.get_data_elsize(BADADDR, flag, ti);
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return idaapi.set_member_type(idaapi.get_struc(sid), member_offset, flag, ti, elsize*nitems)
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def SetMemberComment(sid, member_offset, comment, repeatable):
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@ -5051,11 +5064,11 @@ def GetFchunkAttr(ea, attr):
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Get a function chunk attribute
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@param ea: any address in the chunk
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@param attr: one of: FUNCATTR_START, FUNCATTR_END, FUNCATTR_COLOR, FUNCATTR_OWNER, FUNCATTR_REFQTY
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@param attr: one of: FUNCATTR_START, FUNCATTR_END, FUNCATTR_OWNER, FUNCATTR_REFQTY
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@return: desired attribute or -1
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"""
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if attr in [ FUNCATTR_START, FUNCATTR_END, FUNCATTR_COLOR ]:
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if attr in [ FUNCATTR_START, FUNCATTR_END, FUNCATTR_OWNER, FUNCATTR_REFQTY ]:
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return GetFunctionAttr(ea, attr)
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else:
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return -1
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@ -5066,17 +5079,15 @@ def SetFchunkAttr(ea, attr, value):
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Set a function chunk attribute
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@param ea: any address in the chunk
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@param attr: only FUNCATTR_COLOR
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@param attr: only FUNCATTR_START, FUNCATTR_END, FUNCATTR_OWNER
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@param value: desired bg color (RGB)
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@return: 0 if failed, 1 if success
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FIXME: Check if this works
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"""
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if attr in [ FUNCATTR_COLOR ]:
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return SetFunctionAttr(ea, attr, value)
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if attr in [ FUNCATTR_START, FUNCATTR_END, FUNCATTR_OWNER ]:
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return SetFunctionAttr(ea, attr)
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else:
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return 0
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return -1
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def GetFchunkReferer(ea, idx):
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@ -5088,7 +5099,14 @@ def GetFchunkReferer(ea, idx):
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@return: referer address or BADADDR
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"""
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raise NotImplmentedError
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pfn = idaapi.get_fchunk(ea)
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if pfn:
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dummy = idaapi.func_parent_iterator_t(pfn); # read referer info
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if idx >= pfn.refqty or len(pfn.referers) == 0:
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return BADADDR
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# FIXME: swig didn't make referers into an array
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return pfn.referers[idx]
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return BADADDR
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def NextFchunk(ea):
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@ -6069,6 +6087,10 @@ def SetLocalType(ordinal, input, flags):
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@return: slot number or 0 if error
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"""
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if input:
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idaapi.del_numbered_type(idaapi.cvar.idati, ordinal)
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else:
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# FIXME: Emptying the slot is not implemented yet
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raise NotImplementedError
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@ -6522,7 +6544,7 @@ def RefreshDebuggerMemory():
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information, memory contents, or names of a non-suspended process.
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This is an expensive call.
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"""
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raise NotImplementedError
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return idaapi.refresh_debugger_memory()
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def TakeMemorySnapshot(only_loader_segs):
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@ -6532,7 +6554,7 @@ def TakeMemorySnapshot(only_loader_segs):
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@param only_loader_segs: 0-copy all segments to idb
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1-copy only SFL_LOADER segments
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"""
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raise NotImplementedError
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return idaapi.take_memory_snapshot(only_loader_segs)
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def GetProcessState():
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@ -6635,7 +6657,7 @@ def GetExceptionQty():
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"""
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Get number of defined exception codes
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"""
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raise NotImplementedError
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return iddapi.get_exception_qty()
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def GetExceptionCode(idx):
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@ -6646,7 +6668,7 @@ def GetExceptionCode(idx):
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@return: exception code (0 - error)
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"""
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raise NotImplementedError
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return idaapi.get_exception_code(idx)
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def GetExceptionName(code):
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@ -6657,7 +6679,7 @@ def GetExceptionName(code):
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@return: "" on error
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"""
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raise NotImplementedError
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return idaapi.get_exception_name(code)
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def GetExceptionFlags(code):
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@ -6668,8 +6690,7 @@ def GetExceptionFlags(code):
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@return: -1 on error
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"""
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raise NotImplementedError
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return idaapi.get_exception_flags(code)
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def DefineException(code, name, desc, flags):
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"""
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@ -6695,7 +6716,7 @@ def SetExceptionFlags(code, flags):
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@param code: exception code
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@param flags: exception flags (combination of EXC_...)
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"""
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raise NotImplementedError
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return idaapi.set_exception_flags(code, flags)
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def ForgetException(code):
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@ -6704,7 +6725,7 @@ def ForgetException(code):
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@param code: exception code
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"""
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raise NotImplementedError
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return idaapi.forget_exception(code)
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def GetRegValue(name):
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@ -6739,7 +6760,7 @@ def SetRegValue(value, name):
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"""
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rv = idaapi.regval_t()
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rv.ival = value
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return idaapi.set_reg_val(name, value)
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return idaapi.set_reg_val(name, rv)
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|
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def GetBptQty():
|
||||
@ -6913,7 +6934,7 @@ def CheckBpt(ea):
|
||||
|
||||
@return: one of BPTCK_... constants
|
||||
"""
|
||||
raise NotImplementedError
|
||||
return idaapi.check_bpt(ea)
|
||||
|
||||
BPTCK_NONE = -1 # breakpoint does not exist
|
||||
BPTCK_NO = 0 # breakpoint is disabled
|
||||
@ -7076,7 +7097,7 @@ def ArmForceBLJump(ea):
|
||||
|
||||
@return: 1-ok, 0-failed
|
||||
"""
|
||||
raise NotImplementedError
|
||||
return Eval("ArmForceBLJump(0x%x)"%ea)
|
||||
|
||||
|
||||
def ArmForceBLCall(ea):
|
||||
@ -7087,7 +7108,7 @@ def ArmForceBLCall(ea):
|
||||
|
||||
@return: 1-ok, 0-failed
|
||||
"""
|
||||
raise NotImplementedError
|
||||
return Eval("ArmForceBLCall(0x%x)"%ea)
|
||||
|
||||
|
||||
#--------------------------------------------------------------------------
|
||||
|
||||
Loading…
Reference in New Issue
Block a user