1 files changed, 30 insertions, 0 deletions
diff --git a/src/common/dwarf/dwarf2reader.h b/src/common/dwarf/dwarf2reader.h
index 5d2d7f60..cf3ba3cd 100644
--- a/src/common/dwarf/dwarf2reader.h
+++ b/src/common/dwarf/dwarf2reader.h
@@ -187,6 +187,36 @@ class LineInfoHandler {
                        uint32 file_num, uint32 line_num, uint32 column_num) { }
 };
 
+class RangeListHandler {
+ public:
+  RangeListHandler() { }
+
+  virtual ~RangeListHandler() { }
+
+  // Add a range.
+  virtual void AddRange(uint64 begin, uint64 end) { };
+
+  // A new base address must be set for computing the ranges' addresses.
+  virtual void SetBaseAddress(uint64 base_address) { };
+
+  // Finish processing the range list.
+  virtual void Finish() { };
+};
+
+class RangeListReader {
+ public:
+  RangeListReader(const uint8_t *buffer, uint64 size, ByteReader *reader,
+                  RangeListHandler *handler);
+
+  bool ReadRangeList(uint64 offset);
+
+ private:
+  const uint8_t *buffer_;
+  uint64 size_;
+  ByteReader* reader_;
+  RangeListHandler *handler_;
+};
+
 // This class is the main interface between the reader and the
 // client.  The virtual functions inside this get called for
 // interesting events that happen during DWARF2 reading.