Module: DL::PackInfo
- Included in:
- CStructEntity, CUnionEntity, Packer
- Defined in:
- lib/dl/pack.rb
Constant Summary collapse
- ALIGN_MAP =
{ TYPE_VOIDP => ALIGN_VOIDP, TYPE_CHAR => ALIGN_CHAR, TYPE_SHORT => ALIGN_SHORT, TYPE_INT => ALIGN_INT, TYPE_LONG => ALIGN_LONG, TYPE_FLOAT => ALIGN_FLOAT, TYPE_DOUBLE => ALIGN_DOUBLE, -TYPE_CHAR => ALIGN_CHAR, -TYPE_SHORT => ALIGN_SHORT, -TYPE_INT => ALIGN_INT, -TYPE_LONG => ALIGN_LONG, }
- PACK_MAP =
{ TYPE_VOIDP => ((SIZEOF_VOIDP == SIZEOF_LONG_LONG) ? "q" : "l!"), TYPE_CHAR => "c", TYPE_SHORT => "s!", TYPE_INT => "i!", TYPE_LONG => "l!", TYPE_FLOAT => "f", TYPE_DOUBLE => "d", -TYPE_CHAR => "c", -TYPE_SHORT => "s!", -TYPE_INT => "i!", -TYPE_LONG => "l!", }
- SIZE_MAP =
{ TYPE_VOIDP => SIZEOF_VOIDP, TYPE_CHAR => SIZEOF_CHAR, TYPE_SHORT => SIZEOF_SHORT, TYPE_INT => SIZEOF_INT, TYPE_LONG => SIZEOF_LONG, TYPE_FLOAT => SIZEOF_FLOAT, TYPE_DOUBLE => SIZEOF_DOUBLE, -TYPE_CHAR => SIZEOF_CHAR, -TYPE_SHORT => SIZEOF_SHORT, -TYPE_INT => SIZEOF_INT, -TYPE_LONG => SIZEOF_LONG, }
Class Method Summary collapse
Class Method Details
.align(addr, align) ⇒ Object
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# File 'lib/dl/pack.rb', line 52 def align(addr, align) d = addr % align if( d == 0 ) addr else addr + (align - d) end end |