1# to activate LLDB helper script run the command below when inside LLDB 2# command script import /tools/lldb4aoo.py 3# or add the line to ~/.lldbinit to always activate it 4 5def __lldb_init_module( dbg, dict): 6 # the list of AOO specific types 7 aoo_types = ['rtl_String', 'rtl::OString', 'rtl_uString', 'rtl::OUString', 8 '_ByteStringData', '_UniStringData', 'ByteString', 'UniString'] 9 # register a helper function for each type 10 for t in aoo_types: 11 f = 'getinfo_for_' + t.replace( '::', '_') 12 if f in globals(): 13 dbg.HandleCommand( 'type summary add %s -F %s.%s' % (t,__name__,f)) 14 else: 15 print( 'AOO-LLDB helper function "%s" is not yet defined: "%s" types cannot be displayed properly!' % (f,t)) 16 17 # perform some goodies if the process is ready to run or already running 18 if dbg.GetNumTargets() > 0: 19 # the list of interesting function breakpoints 20 aoo_breakfn = ['main', '__cxa_call_unexpected', 'objc_exception_throw'] 21 aoo_breakfn += ['__cxa_throw'] 22 # register the function breakpoints 23 for t in aoo_breakfn: 24 dbg.HandleCommand( 'breakpoint set -n ' + t) 25 26 27# definitions for individual LLDB type summary helpers 28 29def ret_strdata_info( v, refvar, lenvar, aryvar): 30 while v.TypeIsPointerType(): 31 if v.GetValueAsUnsigned() == 0: 32 return 'NULL-Pointer!' 33 v = v.Dereference() 34 r = v.GetChildMemberWithName( refvar).GetValueAsSigned() 35 l = v.GetChildMemberWithName( lenvar).GetValueAsSigned() 36 c = v.GetChildMemberWithName( aryvar) 37 d = c.AddressOf().GetPointeeData( 0, l) 38 if c.GetByteSize() == 1: # assume UTF-8 39 s = ''.join([chr(x) for x in d.uint8s]) 40 else: # assume UTF-16 41 s = (u''.join([unichr(x) for x in d.uint16s])).encode('utf-8') 42 info = ('{refs=%d, len=%d, str="%s"}' % (r, l, s.encode('string_escape'))) 43 return info 44 45def ret_strobject_info( v, ptrvar): 46 while v.TypeIsPointerType(): 47 if v.GetValueAsUnsigned() == 0: 48 return 'NULL-Pointer!' 49 v = v.Dereference() 50 p = v.GetChildMemberWithName( ptrvar) 51 return p.Dereference() 52 53 54def getinfo_for_rtl_String( valobj, dict): 55 return ret_strdata_info( valobj, 'refCount', 'length', 'buffer') 56 57def getinfo_for_rtl_uString( valobj, dict): 58 return ret_strdata_info( valobj, 'refCount', 'length', 'buffer') 59 60def getinfo_for__ByteStringData( valobj, dict): 61 return ret_strdata_info( valobj, 'mnRefCount', 'mnLen', 'maStr') 62 63def getinfo_for__UniStringData( valobj, dict): 64 return ret_strdata_info( valobj, 'mnRefCount', 'mnLen', 'maStr') 65 66 67def getinfo_for_rtl_OString( valobj, dict): 68 return ret_strobject_info( valobj, 'pData') 69 70def getinfo_for_rtl_OUString( valobj, dict): 71 return ret_strobject_jinfo( valobj, 'pData') 72 73def getinfo_for_ByteString( valobj, dict): 74 return ret_strobject_jinfo( valobj, 'mpData') 75 76def getinfo_for_UniString( valobj, dict): 77 return ret_strobject_info( valobj, 'mpData') 78 79