[2850] Constify getNamedAddress()

src/lib/util/memory_segment.h

@@ -254,7 +254,7 @@ public:
     /// \return An std::pair containing a bool (set to true if the name
     /// was found, or false otherwise) and the address associated with
     /// the name (which is undefined if the name was not found).
-    NamedAddressResult getNamedAddress(const char* name) {
+    NamedAddressResult getNamedAddress(const char* name) const {
         // This public method implements common validation.  The actual
         // work specific to the derived segment is delegated to the
         // corresponding protected method.
@@ -296,7 +296,7 @@ protected:
     virtual bool setNamedAddressImpl(const char* name, void* addr) = 0;
 
     /// \brief Implementation of getNamedAddress beyond common validation.
-    virtual NamedAddressResult getNamedAddressImpl(const char* name) = 0;
+    virtual NamedAddressResult getNamedAddressImpl(const char* name) const = 0;
 
     /// \brief Implementation of clearNamedAddress beyond common validation.
     virtual bool clearNamedAddressImpl(const char* name) = 0;

src/lib/util/memory_segment_local.cc

@@ -52,8 +52,9 @@ MemorySegmentLocal::allMemoryDeallocated() const {
 }
 
 MemorySegment::NamedAddressResult
-MemorySegmentLocal::getNamedAddressImpl(const char* name) {
-    std::map<std::string, void*>::iterator found = named_addrs_.find(name);
+MemorySegmentLocal::getNamedAddressImpl(const char* name) const {
+    std::map<std::string, void*>::const_iterator found =
+        named_addrs_.find(name);
     if (found != named_addrs_.end()) {
         return (NamedAddressResult(true, found->second));
     }

src/lib/util/memory_segment_local.h

@@ -70,7 +70,7 @@ public:
     ///
     /// There's a small chance this method could throw std::bad_alloc.
     /// It should be considered a fatal error.
-    virtual NamedAddressResult getNamedAddressImpl(const char* name);
+    virtual NamedAddressResult getNamedAddressImpl(const char* name) const;
 
     /// \brief Local segment version of setNamedAddress.
     ///

src/lib/util/memory_segment_mapped.cc

@@ -280,7 +280,7 @@ MemorySegmentMapped::allMemoryDeallocated() const {
 }
 
 MemorySegment::NamedAddressResult
-MemorySegmentMapped::getNamedAddressImpl(const char* name) {
+MemorySegmentMapped::getNamedAddressImpl(const char* name) const {
     offset_ptr<void>* storage =
         impl_->base_sgmt_->find<offset_ptr<void> >(name).first;
     if (storage) {

src/lib/util/memory_segment_mapped.h

@@ -195,7 +195,7 @@ public:
     /// \brief Mapped segment version of getNamedAddress.
     ///
     /// This version never throws.
-    virtual NamedAddressResult getNamedAddressImpl(const char* name);
+    virtual NamedAddressResult getNamedAddressImpl(const char* name) const;
 
     /// \brief Mapped segment version of clearNamedAddress.
     ///