Initial checkin of lldb code from internal Apple repo.
git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@105619 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Plugins/SymbolFile/DWARF/DWARFDebugPubnamesSet.h b/source/Plugins/SymbolFile/DWARF/DWARFDebugPubnamesSet.h
new file mode 100644
index 0000000..0597e36
--- /dev/null
+++ b/source/Plugins/SymbolFile/DWARF/DWARFDebugPubnamesSet.h
@@ -0,0 +1,91 @@
+//===-- DWARFDebugPubnamesSet.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_DWARFDebugPubnamesSet_h_
+#define SymbolFileDWARF_DWARFDebugPubnamesSet_h_
+
+#include "SymbolFileDWARF.h"
+#include <string>
+#include <vector>
+#include <ext/hash_map>
+
+class DWARFDebugPubnamesSet
+{
+public:
+ struct Header
+ {
+ uint32_t length; // length of the set of entries for this compilation unit, not including the length field itself
+ uint16_t version; // The DWARF version number
+ uint32_t die_offset; // compile unit .debug_info offset
+ uint32_t die_length; // compile unit .debug_info length
+ Header() :
+ length(10),
+ version(2),
+ die_offset(DW_INVALID_OFFSET),
+ die_length(0)
+ {
+ }
+ };
+
+ struct Descriptor
+ {
+ Descriptor() :
+ offset(),
+ name()
+ {
+ }
+
+ Descriptor(dw_offset_t the_offset, const char *the_name) :
+ offset(the_offset),
+ name(the_name ? the_name : "")
+ {
+ }
+
+ dw_offset_t offset;
+ std::string name;
+ };
+
+ DWARFDebugPubnamesSet();
+ DWARFDebugPubnamesSet(dw_offset_t debug_aranges_offset, dw_offset_t cu_die_offset, dw_offset_t die_length);
+ dw_offset_t GetOffset() const { return m_offset; }
+ void SetOffset(dw_offset_t offset) { m_offset = offset; }
+ DWARFDebugPubnamesSet::Header& GetHeader() { return m_header; }
+ const DWARFDebugPubnamesSet::Header& GetHeader() const { return m_header; }
+ const DWARFDebugPubnamesSet::Descriptor* GetDescriptor(uint32_t i) const
+ {
+ if (i < m_descriptors.size())
+ return &m_descriptors[i];
+ return NULL;
+ }
+ uint32_t NumDescriptors() const { return m_descriptors.size(); }
+ void AddDescriptor(dw_offset_t cu_rel_offset, const char* name);
+ void Clear();
+ bool Extract(const lldb_private::DataExtractor& debug_pubnames_data, uint32_t* offset_ptr);
+ void Dump(lldb_private::Log *s) const;
+ void InitNameIndexes() const;
+ void Find(const char* name, bool ignore_case, std::vector<dw_offset_t>& die_offset_coll) const;
+ void Find(const lldb_private::RegularExpression& regex, std::vector<dw_offset_t>& die_offsets) const;
+ dw_offset_t GetOffsetOfNextEntry() const;
+
+
+
+protected:
+ typedef std::vector<Descriptor> DescriptorColl;
+ typedef DescriptorColl::iterator DescriptorIter;
+ typedef DescriptorColl::const_iterator DescriptorConstIter;
+
+
+ dw_offset_t m_offset;
+ Header m_header;
+ typedef __gnu_cxx::hash_multimap<const char*, uint32_t, __gnu_cxx::hash<const char*>, CStringEqualBinaryPredicate> cstr_to_index_mmap;
+ DescriptorColl m_descriptors;
+ mutable cstr_to_index_mmap m_name_to_descriptor_index;
+};
+
+#endif // SymbolFileDWARF_DWARFDebugPubnamesSet_h_