Class: ELFTools::Sections::Symbol

Inherits:

Object

• Object
• ELFTools::Sections::Symbol

Defined in:

lib/elftools/sections/sym_tab_section.rb

Overview

Class of symbol.

XXX: Should this class be defined in an independent file?

Instance Attribute Summary

• #header ⇒ ELFTools::Structs::ELF32_sym, ELFTools::Structs::ELF64_sym readonly

  Section header.

• #stream ⇒ #pos=, #read readonly

  Streaming object.

Instance Method Summary

• #initialize(header, stream, symstr: nil) ⇒ Symbol constructor

  Instantiate a Symbol object.

• #name ⇒ String

  Return the symbol name.

Constructor Details

#initialize(header, stream, symstr: nil) ⇒ Symbol

Instantiate a ELFTools::Sections::Symbol object.

Parameters:

• header (ELFTools::Structs::ELF32_sym, ELFTools::Structs::ELF64_sym) —

  The symbol header.

• stream (#pos=, #read) —

  The streaming object.

• symstr (ELFTools::Sections::StrTabSection, Proc) (defaults to: nil) —

  The symbol string section. If Proc is given, it will be called at the first time access #name.

# File 'lib/elftools/sections/sym_tab_section.rb', line 114

def initialize(header, stream, symstr: nil)
  @header = header
  @stream = stream
  @symstr = symstr
end

Instance Attribute Details

#header ⇒ ELFTools::Structs::ELF32_sym, ELFTools::Structs::ELF64_sym (readonly)

Returns Section header.

Returns:

• (ELFTools::Structs::ELF32_sym, ELFTools::Structs::ELF64_sym) —

  Section header.

# File 'lib/elftools/sections/sym_tab_section.rb', line 103

def header
  @header
end

#stream ⇒ #pos=, #read (readonly)

Returns Streaming object.

Returns:

• (#pos=, #read) —

  Streaming object.

# File 'lib/elftools/sections/sym_tab_section.rb', line 104

def stream
  @stream
end

Instance Method Details

#name ⇒ String

Return the symbol name.

Returns:

• (String) —

  The name.

# File 'lib/elftools/sections/sym_tab_section.rb', line 122

def name
  @name ||= @symstr.call.name_at(header.st_name)
end