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
| 1# to activate the AOO-LLDB helper script run the line below into LLDB
2# command script import path-to-script/lldb4aoo.py
3# or activate it automatically by adding the line to ~/.lldbinit
|
4
5def __lldb_init_module( dbg, dict):
6 # the list of AOO specific types
| 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
| 7 aoo_types = ['rtl_String', 'rtl_uString', '_ByteStringData', '_UniStringData']
8 pimpl_types = ['rtl::OString', 'rtl::OUString', 'ByteString', 'UniString']
9 # register a helper function for each non-trivial type
|
10 for t in aoo_types:
11 f = 'getinfo_for_' + t.replace( '::', '_')
12 if f in globals():
| 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))
| 13 dbg.HandleCommand( 'type summary add %s -v -C yes -F %s.%s' % (t,__name__,f))
|
14 else:
| 14 else:
|
15 print( 'AOO-LLDB helper function "%s" is not yet defined: "%s" types cannot be displayed properly!' % (f,t))
| 15 print( 'AOO-LLDB helper function "%s" is not yet defined: '
16 '"%s" types cannot be displayed properly!' % (f,t))
17 # register a generic helper function for pimpl types
18 dbg.HandleCommand( 'type summary add -F %s.%s -v -C yes -n PIMPL %s' % ( __name__,'get_pimpl_info', ' '.join(pimpl_types)))
|
16
| 19
|
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)
| 20# local functions for use by the AOO-type summary providers
|
25
| 21
|
| 22def walk_ptrchain( v, info):
23 while v.TypeIsPointerType():
24 n = v.GetValueAsUnsigned()
25 if n == 0:
26 info += 'NULL'
27 return (None, info)
28 else:
29 info += '0x%04X-> ' % (n)
30 v = v.Dereference()
31 return (v, info)
|
26
| 32
|
27# definitions for individual LLDB type summary helpers
28
| |
29def ret_strdata_info( v, refvar, lenvar, aryvar):
| 33def 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 info = ''
35 (v, info) = walk_ptrchain( v, info)
36 if not v:
37 return info
|
34 r = v.GetChildMemberWithName( refvar).GetValueAsSigned()
35 l = v.GetChildMemberWithName( lenvar).GetValueAsSigned()
36 c = v.GetChildMemberWithName( aryvar)
| 38 r = v.GetChildMemberWithName( refvar).GetValueAsSigned()
39 l = v.GetChildMemberWithName( lenvar).GetValueAsSigned()
40 c = v.GetChildMemberWithName( aryvar)
|
37 d = c.AddressOf().GetPointeeData( 0, l)
| 41 L = min(l,128)
42 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')
| 43 if c.GetByteSize() == 1: # assume UTF-8
44 s = ''.join([chr(x) for x in d.uint8s])
45 else: # assume UTF-16
46 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')))
| 47 info += ('{refs=%d, len=%d, str="%s"%s}' % (r, l, s.encode('string_escape'), '...'if(l!=L)else''))
|
43 return info
44
| 48 return info
49
|
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()
| 50# definitions for our individual LLDB type summary providers
|
52
| 51
|
| 52def get_pimpl_info( valobj, dict):
53 v = walk_ptrchain( valobj, '')
54 p = v.GetChildAtIndex(0)
55 info = v.GetName()
56 if v.GetValueAsUnsigned() == 0:
57 return '(%s==NULL)' % (info)
58 info = '(%s=0x%04X)-> ' % (info,n)
59 return info + p.Dereference().GetSummary()
|
53
| 60
|
| 61
|
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
| 62def getinfo_for_rtl_String( valobj, dict):
63 return ret_strdata_info( valobj, 'refCount', 'length', 'buffer')
64
65def getinfo_for_rtl_uString( valobj, dict):
66 return ret_strdata_info( valobj, 'refCount', 'length', 'buffer')
67
68def getinfo_for__ByteStringData( valobj, dict):
69 return ret_strdata_info( valobj, 'mnRefCount', 'mnLen', 'maStr')
70
71def getinfo_for__UniStringData( valobj, dict):
72 return ret_strdata_info( valobj, 'mnRefCount', 'mnLen', 'maStr')
73
74
|
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
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