Add relocation iterators to the libObject C API.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143107 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm-c/Object.h b/include/llvm-c/Object.h
index 91dc274..ccf6286 100644
--- a/include/llvm-c/Object.h
+++ b/include/llvm-c/Object.h
@@ -32,6 +32,7 @@
 typedef struct LLVMOpaqueObjectFile *LLVMObjectFileRef;
 typedef struct LLVMOpaqueSectionIterator *LLVMSectionIteratorRef;
 typedef struct LLVMOpaqueSymbolIterator *LLVMSymbolIteratorRef;
+typedef struct LLVMOpaqueRelocationIterator *LLVMRelocationIteratorRef;
 
 // ObjectFile creation
 LLVMObjectFileRef LLVMCreateObjectFile(LLVMMemoryBufferRef MemBuf);
@@ -61,6 +62,14 @@
 LLVMBool LLVMGetSectionContainsSymbol(LLVMSectionIteratorRef SI,
                                  LLVMSymbolIteratorRef Sym);
 
+// Section Relocation iterators
+LLVMRelocationIteratorRef LLVMGetRelocations(LLVMSectionIteratorRef Section);
+void LLVMDisposeRelocationIterator(LLVMRelocationIteratorRef RI);
+LLVMBool LLVMIsRelocationIteratorAtEnd(LLVMSectionIteratorRef Section,
+                                       LLVMRelocationIteratorRef RI);
+void LLVMMoveToNextRelocation(LLVMRelocationIteratorRef RI);
+
+
 // SymbolRef accessors
 const char *LLVMGetSymbolName(LLVMSymbolIteratorRef SI);
 uint64_t LLVMGetSymbolAddress(LLVMSymbolIteratorRef SI);
@@ -99,6 +108,17 @@
       return reinterpret_cast<LLVMSymbolIteratorRef>
         (const_cast<symbol_iterator*>(SI));
     }
+
+    inline relocation_iterator *unwrap(LLVMRelocationIteratorRef SI) {
+      return reinterpret_cast<relocation_iterator*>(SI);
+    }
+
+    inline LLVMRelocationIteratorRef
+    wrap(const relocation_iterator *SI) {
+      return reinterpret_cast<LLVMRelocationIteratorRef>
+        (const_cast<relocation_iterator*>(SI));
+    }
+
   }
 }