Class: Dtrace::Dof::Section

Inherits:
Object
  • Object
show all
Includes:
Constants
Defined in:
ext/dof/dof_api.c,
lib/dtrace/dof/section.rb

Direct Known Subclasses

Strtab

Defined Under Namespace

Classes: Strtab

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(type, index) ⇒ Section 



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# File 'lib/dtrace/dof/section.rb', line 14

def initialize(type, index)
  @section_type  = type
  @index         = index
  @flags         = 1 # DOF_SECF_LOAD
  @data          = {}
end

Instance Attribute Details

#align ⇒ Object

Returns the value of attribute align.



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# File 'lib/dtrace/dof/section.rb', line 11

def align
  @align
end

#data ⇒ Object

Returns the value of attribute data.



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# File 'lib/dtrace/dof/section.rb', line 11

def data
  @data
end

#dof ⇒ Object (readonly)

Returns the value of attribute dof.



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# File 'lib/dtrace/dof/section.rb', line 12

def dof
  @dof
end

#entsize=(value) ⇒ Object (writeonly)

Sets the attribute entsize



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# File 'lib/dtrace/dof/section.rb', line 10

def entsize=(value)
  @entsize = value
end

#flags ⇒ Object

Returns the value of attribute flags.



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# File 'lib/dtrace/dof/section.rb', line 11

def flags
  @flags
end

#offset ⇒ Object

Returns the value of attribute offset.



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# File 'lib/dtrace/dof/section.rb', line 11

def offset
  @offset
end

#pad ⇒ Object

Returns the value of attribute pad.



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# File 'lib/dtrace/dof/section.rb', line 11

def pad
  @pad
end

#section_type ⇒ Object (readonly)

Returns the value of attribute section_type.



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# File 'lib/dtrace/dof/section.rb', line 12

def section_type
  @section_type
end

#size ⇒ Object

Returns the value of attribute size.



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# File 'lib/dtrace/dof/section.rb', line 11

def size
  @size
end

Instance Method Details

#dof_generate_comments ⇒ Object

#dof_generate_prargs ⇒ Object

#dof_generate_prenoffs ⇒ Object

#dof_generate_probes ⇒ Object

#dof_generate_proffs ⇒ Object

#dof_generate_provider ⇒ Object

#dof_generate_relhdr ⇒ Object

#dof_generate_reltab ⇒ Object

#dof_generate_strtab ⇒ Object

#dof_generate_utsname ⇒ Object

#generate ⇒ Object 



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# File 'lib/dtrace/dof/section.rb', line 21

def generate
  case @section_type
  when DOF_SECT_COMMENTS
    @align = 1
    @dof = dof_generate_comments
  when DOF_SECT_STRTAB
    @align = 1
    @dof = dof_generate_strtab
  when DOF_SECT_PROBES
    @align = 8
    @dof = dof_generate_probes
  when DOF_SECT_PRARGS
    @align = 1
    @dof = dof_generate_prargs
  when DOF_SECT_PROFFS
    @align = 4
    @dof = dof_generate_proffs
  when DOF_SECT_PRENOFFS
    @align = 4
    @dof = dof_generate_prenoffs
  when DOF_SECT_PROVIDER
    @align = 4
    @dof = dof_generate_provider
  when DOF_SECT_RELTAB
    @align = 8
    @dof = dof_generate_reltab
  when DOF_SECT_URELHDR
    @align = 4
    @dof = dof_generate_relhdr
  when DOF_SECT_UTSNAME
    @align = 1
    @dof = dof_generate_utsname
  else
    @dof = ''
  end

  begin
    if @data.class == Array
      @entsize = @dof.length / @data.length
    else
      @entsize = 0
    end
  rescue ZeroDivisionError
    @entsize = 0
  end

  return @dof.length
end

#generate_header ⇒ Object