1 //===-- CXXFormatterFunctions.cpp---------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/DataFormatters/CXXFunctionPointer.h"
11 
12 #include "lldb/Target/SectionLoadList.h"
13 #include "lldb/Target/Target.h"
14 
15 #include <string>
16 
17 using namespace lldb;
18 using namespace lldb_private;
19 using namespace lldb_private::formatters;
20 
21 bool
22 lldb_private::formatters::CXXFunctionPointerSummaryProvider (ValueObject& valobj, Stream& stream, const TypeSummaryOptions& options)
23 {
24     std::string destination;
25     StreamString sstr;
26     AddressType func_ptr_address_type = eAddressTypeInvalid;
27     addr_t func_ptr_address = valobj.GetPointerValue (&func_ptr_address_type);
28     if (func_ptr_address != 0 && func_ptr_address != LLDB_INVALID_ADDRESS)
29     {
30         switch (func_ptr_address_type)
31         {
32             case eAddressTypeInvalid:
33             case eAddressTypeFile:
34             case eAddressTypeHost:
35                 break;
36 
37             case eAddressTypeLoad:
38             {
39                 ExecutionContext exe_ctx (valobj.GetExecutionContextRef());
40 
41                 Address so_addr;
42                 Target *target = exe_ctx.GetTargetPtr();
43                 if (target && target->GetSectionLoadList().IsEmpty() == false)
44                 {
45                     if (target->GetSectionLoadList().ResolveLoadAddress(func_ptr_address, so_addr))
46                     {
47                         so_addr.Dump (&sstr,
48                                       exe_ctx.GetBestExecutionContextScope(),
49                                       Address::DumpStyleResolvedDescription,
50                                       Address::DumpStyleSectionNameOffset);
51                     }
52                 }
53             }
54                 break;
55         }
56     }
57     if (sstr.GetSize() > 0)
58     {
59         stream.Printf("(%s)", sstr.GetData());
60         return true;
61     }
62     else
63         return false;
64 }
65