1 files changed, 81 insertions, 0 deletions
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/DWARFFormValue.h b/lldb/source/Plugins/SymbolFile/DWARF/DWARFFormValue.h
new file mode 100644
index 00000000000..3db63664f38
--- /dev/null
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DWARFFormValue.h
@@ -0,0 +1,81 @@
+//===-- DWARFFormValue.h ----------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//
+
+//
+//===----------------------------------------------------------------------===//
+
+ #ifndef liblldb_DWARFFormValue_h_
+ #define SymbolFileDWARF_DWARFFormValue_h_
+
+#include "SymbolFileDWARF.h"
+#include <stddef.h> // for NULL
+
+class DWARFFormValue
+{
+public:
+    typedef struct ValueTypeTag
+    {
+        ValueTypeTag() :
+            data(NULL),
+            value()
+        {
+            value.uval = 0;
+        }
+
+        union
+        {
+            uint64_t uval;
+            int64_t sval;
+            const char* cstr;
+        } value;
+        const uint8_t* data;
+    } ValueType;
+
+    enum
+    {
+        eValueTypeInvalid = 0,
+        eValueTypeUnsigned,
+        eValueTypeSigned,
+        eValueTypeCStr,
+        eValueTypeBlock
+    };
+
+    DWARFFormValue(dw_form_t form = 0);
+    dw_form_t           Form()  const { return m_form; }
+    void                SetForm(dw_form_t form) { m_form = form; }
+    const ValueType&    Value() const { return m_value; }
+    void                Dump(lldb_private::Stream *s, const lldb_private::DataExtractor* debug_str_data, const DWARFCompileUnit* cu) const;
+    bool                ExtractValue(const lldb_private::DataExtractor& data, uint32_t* offset_ptr, const DWARFCompileUnit* cu);
+    bool                IsInlinedCStr() const { return (m_value.data != NULL) && m_value.data == (uint8_t*)m_value.value.cstr; }
+    const uint8_t*      BlockData() const;
+    uint64_t            Reference(const DWARFCompileUnit* cu) const;
+    bool                ResolveCompileUnitReferences(const DWARFCompileUnit* cu);
+    uint64_t            Unsigned() const { return m_value.value.uval; }
+    void                SetUnsigned(uint64_t uval) { m_value.value.uval = uval; }
+    int64_t             Signed() const { return m_value.value.sval; }
+    void                SetSigned(int64_t sval) { m_value.value.sval = sval; }
+    const char*         AsCString(const lldb_private::DataExtractor* debug_str_data_ptr) const;
+    bool                SkipValue(const lldb_private::DataExtractor& debug_info_data, uint32_t* offset_ptr, const DWARFCompileUnit* cu) const;
+    static bool         SkipValue(const dw_form_t form, const lldb_private::DataExtractor& debug_info_data, uint32_t* offset_ptr, const DWARFCompileUnit* cu);
+//  static bool         TransferValue(dw_form_t form, const lldb_private::DataExtractor& debug_info_data, uint32_t* offset_ptr, const DWARFCompileUnit* cu, BinaryStreamBuf& out_buff);
+//  static bool         TransferValue(const DWARFFormValue& formValue, const DWARFCompileUnit* cu, BinaryStreamBuf& out_buff);
+//  static bool         PutUnsigned(dw_form_t form, dw_offset_t offset, uint64_t value, BinaryStreamBuf& out_buff, const DWARFCompileUnit* cu, bool fixup_cu_relative_refs);
+    static bool         IsBlockForm(const dw_form_t form);
+    static bool         IsDataForm(const dw_form_t form);
+
+    static int          Compare (const DWARFFormValue& a, const DWARFFormValue& b, const DWARFCompileUnit* a_cu, const DWARFCompileUnit* b_cu, const lldb_private::DataExtractor* debug_str_data_ptr);
+protected:
+    dw_form_t   m_form;     // Form for this value
+    ValueType   m_value;    // Contains all data for the form
+};
+
+
+#endif  // SymbolFileDWARF_DWARFFormValue_h_