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      1 //===-- AddressResolverFileLine.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/Core/AddressResolverFileLine.h"
     11 
     12 // Project includes
     13 #include "lldb/Core/Log.h"
     14 #include "lldb/Core/StreamString.h"
     15 #include "lldb/Symbol/CompileUnit.h"
     16 #include "lldb/Symbol/SymbolContext.h"
     17 #include "lldb/lldb-private-log.h"
     18 
     19 using namespace lldb;
     20 using namespace lldb_private;
     21 
     22 //----------------------------------------------------------------------
     23 // AddressResolverFileLine:
     24 //----------------------------------------------------------------------
     25 AddressResolverFileLine::AddressResolverFileLine
     26 (
     27     const FileSpec &file_spec,
     28     uint32_t line_no,
     29     bool check_inlines
     30 ) :
     31     AddressResolver (),
     32     m_file_spec (file_spec),
     33     m_line_number (line_no),
     34     m_inlines (check_inlines)
     35 {
     36 }
     37 
     38 AddressResolverFileLine::~AddressResolverFileLine ()
     39 {
     40 }
     41 
     42 Searcher::CallbackReturn
     43 AddressResolverFileLine::SearchCallback
     44 (
     45     SearchFilter &filter,
     46     SymbolContext &context,
     47     Address *addr,
     48     bool containing
     49 )
     50 {
     51     SymbolContextList sc_list;
     52     uint32_t sc_list_size;
     53     CompileUnit *cu = context.comp_unit;
     54 
     55     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_BREAKPOINTS));
     56 
     57     sc_list_size = cu->ResolveSymbolContext (m_file_spec, m_line_number, m_inlines, false, eSymbolContextEverything,
     58                                              sc_list);
     59     for (uint32_t i = 0; i < sc_list_size; i++)
     60     {
     61         SymbolContext sc;
     62         if (sc_list.GetContextAtIndex(i, sc))
     63         {
     64             Address line_start = sc.line_entry.range.GetBaseAddress();
     65             addr_t byte_size = sc.line_entry.range.GetByteSize();
     66             if (line_start.IsValid())
     67             {
     68                 AddressRange new_range (line_start, byte_size);
     69                 m_address_ranges.push_back (new_range);
     70                 if (log)
     71                 {
     72                     StreamString s;
     73                     //new_bp_loc->GetDescription (&s, lldb::eDescriptionLevelVerbose);
     74                     //log->Printf ("Added address: %s\n", s.GetData());
     75                 }
     76             }
     77             else
     78             {
     79                 if (log)
     80                   log->Printf ("error: Unable to resolve address at file address 0x%" PRIx64 " for %s:%d\n",
     81                                line_start.GetFileAddress(),
     82                                m_file_spec.GetFilename().AsCString("<Unknown>"),
     83                                m_line_number);
     84             }
     85         }
     86     }
     87     return Searcher::eCallbackReturnContinue;
     88 }
     89 
     90 Searcher::Depth
     91 AddressResolverFileLine::GetDepth()
     92 {
     93     return Searcher::eDepthCompUnit;
     94 }
     95 
     96 void
     97 AddressResolverFileLine::GetDescription (Stream *s)
     98 {
     99     s->Printf ("File and line address - file: \"%s\" line: %u", m_file_spec.GetFilename().AsCString(), m_line_number);
    100 }
    101 
    102 
    103