macho-dump: Add support for dumping symbol table entries.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120218 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 30 insertions, 0 deletions

diff --git a/include/llvm/Object/MachOFormat.h b/include/llvm/Object/MachOFormat.h
index 0a2cceccb8..28bb40fba9 100644
--- a/include/llvm/Object/MachOFormat.h
+++ b/include/llvm/Object/MachOFormat.h
@@ -251,6 +251,25 @@ namespace macho {
   };
 
   /// @}
+  /// @name Symbol Table Entries
+  /// @{
+
+  struct SymbolTableEntry {
+    uint32_t StringIndex;
+    uint8_t Type;
+    uint8_t SectionIndex;
+    uint16_t Flags;
+    uint32_t Value;
+  };
+  struct Symbol64TableEntry {
+    uint32_t StringIndex;
+    uint8_t Type;
+    uint8_t SectionIndex;
+    uint16_t Flags;
+    uint64_t Value;
+  };
+
+  /// @}
   /// @name Indirect Symbol Table
   /// @{
 
diff --git a/include/llvm/Object/MachOObject.h b/include/llvm/Object/MachOObject.h
index 836e5491d2..6c0a1d0cad 100644
--- a/include/llvm/Object/MachOObject.h
+++ b/include/llvm/Object/MachOObject.h
@@ -111,6 +111,11 @@ public:
     return StringTable;
   }
 
+  StringRef getStringAtIndex(unsigned Index) const {
+    size_t End = getStringTableData().find('\0', Index);
+    return getStringTableData().slice(Index, End);
+  }
+
   void RegisterStringTable(macho::SymtabLoadCommand &SLC);
 
   /// @}
@@ -157,6 +162,12 @@ public:
   void ReadRelocationEntry(
     uint64_t RelocationTableOffset, unsigned Index,
     InMemoryStruct<macho::RelocationEntry> &Res) const;
+  void ReadSymbolTableEntry(
+    uint64_t SymbolTableOffset, unsigned Index,
+    InMemoryStruct<macho::SymbolTableEntry> &Res) const;
+  void ReadSymbol64TableEntry(
+    uint64_t SymbolTableOffset, unsigned Index,
+    InMemoryStruct<macho::Symbol64TableEntry> &Res) const;
 
   /// @}
 };