conversions.h File Reference

(b76ad15ed0da636161de0243c547ee1e6fc95681)

#include <fiddle.h>

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Data Structures
union	fiddle_generic

Macros
#define	VALUE2GENERIC(_type, _src, _dst)   rb_fiddle_value_to_generic((_type), &(_src), (_dst))
#define	INT2FFI_TYPE(_type)   rb_fiddle_int_to_ffi_type(_type)
#define	GENERIC2VALUE(_type, _retval)   rb_fiddle_generic_to_value((_type), (_retval))
#define	PTR2NUM(x)   (LONG2NUM((long)(x)))
#define	NUM2PTR(x)   ((void*)(NUM2ULONG(x)))

Functions
VALUE	rb_fiddle_type_ensure (VALUE type)
ffi_type *	rb_fiddle_int_to_ffi_type (int type)
void	rb_fiddle_value_to_generic (int type, VALUE *src, fiddle_generic *dst)
VALUE	rb_fiddle_generic_to_value (VALUE rettype, fiddle_generic retval)
ffi_type *	int_to_ffi_type (int type)
void	value_to_generic (int type, VALUE src, fiddle_generic *dst)
VALUE	generic_to_value (VALUE rettype, fiddle_generic retval)

Macro Definition Documentation

GENERIC2VALUE

#define GENERIC2VALUE	(		_type,
			_retval
	)		rb_fiddle_generic_to_value((_type), (_retval))

Definition at line 41 of file conversions.h.

INT2FFI_TYPE

#define INT2FFI_TYPE

(

_type

)

rb_fiddle_int_to_ffi_type(_type)

Definition at line 39 of file conversions.h.

NUM2PTR

#define NUM2PTR

(

x

)

((void*)(NUM2ULONG(x)))

Definition at line 46 of file conversions.h.

PTR2NUM

#define PTR2NUM

(

x

)

(LONG2NUM((long)(x)))

Definition at line 45 of file conversions.h.

VALUE2GENERIC

#define VALUE2GENERIC	(		_type,
			_src,
			_dst
	)		rb_fiddle_value_to_generic((_type), &(_src), (_dst))

Definition at line 37 of file conversions.h.

Function Documentation

generic_to_value()

VALUE generic_to_value	(	VALUE	rettype,
		fiddle_generic	retval
	)

Definition at line 325 of file conversions.c.

References rb_fiddle_generic_to_value().

int_to_ffi_type()

ffi_type* int_to_ffi_type

(

int

type

)

Definition at line 197 of file conversions.c.

References rb_fiddle_int_to_ffi_type().

rb_fiddle_generic_to_value()

VALUE rb_fiddle_generic_to_value	(	VALUE	rettype,
		fiddle_generic	retval
	)

Definition at line 271 of file conversions.c.

References fiddle_generic::ddouble, fiddle_generic::fffi_arg, fiddle_generic::fffi_sarg, fiddle_generic::ffloat, INT2NUM, LL2NUM, LONG2NUM, mFiddle, NUM2INT, fiddle_generic::pointer, PTR2NUM, Qnil, rb_const_get(), rb_eRuntimeError, rb_float_new, rb_funcall(), rb_intern(), rb_raise(), rb_str_new_cstr, fiddle_generic::slong, TYPE_CHAR, TYPE_CONST_STRING, TYPE_DOUBLE, TYPE_FLOAT, TYPE_INT, TYPE_LONG, TYPE_SHORT, TYPE_VOID, TYPE_VOIDP, UINT2NUM, ULL2NUM, fiddle_generic::ulong, ULONG2NUM, and UNREACHABLE.

Referenced by generic_to_value().

rb_fiddle_int_to_ffi_type()

ffi_type* rb_fiddle_int_to_ffi_type

(

int

type

)

Definition at line 156 of file conversions.c.

References rb_eRuntimeError, rb_ffi_type_of, rb_raise(), TYPE_CHAR, TYPE_CONST_STRING, TYPE_DOUBLE, TYPE_FLOAT, TYPE_INT, TYPE_LONG, TYPE_SHORT, TYPE_VOID, and TYPE_VOIDP.

Referenced by int_to_ffi_type().

rb_fiddle_type_ensure()

VALUE rb_fiddle_type_ensure

(

VALUE

type

)

Definition at line 4 of file conversions.c.

rb_fiddle_value_to_generic()

void rb_fiddle_value_to_generic	(	int	type,
		VALUE *	src,
		fiddle_generic *	dst
	)

Definition at line 203 of file conversions.c.

References fiddle_generic::ddouble, fiddle_generic::ffloat, NIL_P, NULL, NUM2DBL, NUM2INT, NUM2LL, NUM2LONG, NUM2PTR, NUM2UINT, NUM2ULL, NUM2ULONG, fiddle_generic::pointer, rb_eRuntimeError, rb_Integer(), rb_raise(), rb_string_value_cstr(), fiddle_generic::schar, fiddle_generic::sint, fiddle_generic::slong, fiddle_generic::sshort, TYPE_CHAR, TYPE_CONST_STRING, TYPE_DOUBLE, TYPE_FLOAT, TYPE_INT, TYPE_LONG, TYPE_SHORT, TYPE_VOID, TYPE_VOIDP, fiddle_generic::uchar, fiddle_generic::uint, and fiddle_generic::ulong.

Referenced by value_to_generic().

value_to_generic()

void value_to_generic	(	int	type,
		VALUE	src,
		fiddle_generic *	dst
	)

Definition at line 263 of file conversions.c.

References rb_fiddle_value_to_generic().