fml::SymbolMapping Class Reference

#include <mapping.h>

Inheritance diagram for fml::SymbolMapping:

Public Member Functions
	SymbolMapping (fml::RefPtr< fml::NativeLibrary > native_library, const char *symbol_name)
	~SymbolMapping () override
size_t	GetSize () const override
const uint8_t *	GetMapping () const override
bool	IsDontNeedSafe () const override
Public Member Functions inherited from fml::Mapping
	Mapping ()
virtual	~Mapping ()
virtual size_t	GetSize () const =0
virtual const uint8_t *	GetMapping () const =0
virtual bool	IsDontNeedSafe () const =0

Detailed Description

Definition at line 194 of file mapping.h.

Constructor & Destructor Documentation

SymbolMapping()

fml::SymbolMapping::SymbolMapping	(	fml::RefPtr< fml::NativeLibrary >	native_library,
		const char *	symbol_name
	)

Definition at line 164 of file mapping.cc.

    : native_library_(std::move(native_library)) {
  if (native_library_ && symbol_name != nullptr) {
    mapping_ = native_library_->ResolveSymbol(symbol_name);
 
    if (mapping_ == nullptr) {
      // Apparently, dart_bootstrap seems to account for the Mac behavior of
      // requiring the underscore prefixed symbol name on non-Mac platforms as
      // well. As a fallback, check the underscore prefixed variant of the
      // symbol name and allow callers to not have handle this on a per platform
      // toolchain quirk basis.
 
      std::stringstream underscore_symbol_name;
      underscore_symbol_name << "_" << symbol_name;
      mapping_ =
          native_library_->ResolveSymbol(underscore_symbol_name.str().c_str());
    }
  }
}

~SymbolMapping()

fml::SymbolMapping::~SymbolMapping ( )

overridedefault

Member Function Documentation

GetMapping()

const uint8_t * fml::SymbolMapping::GetMapping ( ) const

overridevirtual

Implements fml::Mapping.

Definition at line 191 of file mapping.cc.

                                               {
  return mapping_;
}

GetSize()

size_t fml::SymbolMapping::GetSize ( ) const

overridevirtual

Implements fml::Mapping.

Definition at line 187 of file mapping.cc.

                                    {
  return 0;
}

IsDontNeedSafe()

bool fml::SymbolMapping::IsDontNeedSafe ( ) const

overridevirtual

Implements fml::Mapping.

Definition at line 195 of file mapping.cc.

                                         {
  return true;
}

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The documentation for this class was generated from the following files:

• fml/mapping.h
• fml/mapping.cc