function.c File Reference

#include <fiddle.h>
#include <ruby/thread.h>

Go to the source code of this file.

Data Structures
struct	nogvl_ffi_call_args

Macros
#define	RB_OBJ_CLASSNAME(obj)   rb_obj_class(obj)
#define	RB_OBJ_STRING(obj)   (obj)
#define	MAX_ARGS   (SIZE_MAX / (sizeof(void *) + sizeof(fiddle_generic)) - 1)
#define	Check_Max_Args(name, len)   Check_Max_Args_(name, len, "")
#define	Check_Max_Args_Long(name, len)   Check_Max_Args_(name, len, "l")
#define	Check_Max_Args_(name, len, fmt)

Functions
VALUE	rb_fiddle_new_function (VALUE address, VALUE arg_types, VALUE ret_type)
void	Init_fiddle_function (void)

Variables
VALUE	cFiddleFunction
const rb_data_type_t	function_data_type

Macro Definition Documentation

Check_Max_Args

#define Check_Max_Args	(		name,
			len
	)		Check_Max_Args_(name, len, "")

Definition at line 17 of file function.c.

Check_Max_Args_

#define Check_Max_Args_	(		name,
			len,
			fmt
	)

Value:

if ((size_t)(len) < MAX_ARGS) { \
        /* OK */ \
    } \
    else { \
        rb_raise(rb_eTypeError, \
                 name" is so large that it can cause integer overflow (%"fmt"d)", \
                 (len)); \
    }

Definition at line 21 of file function.c.

Check_Max_Args_Long

#define Check_Max_Args_Long	(		name,
			len
	)		Check_Max_Args_(name, len, "l")

Definition at line 19 of file function.c.

MAX_ARGS

#define MAX_ARGS   (SIZE_MAX / (sizeof(void *) + sizeof(fiddle_generic)) - 1)

Definition at line 15 of file function.c.

RB_OBJ_CLASSNAME

#define RB_OBJ_CLASSNAME

(

obj

)

rb_obj_class(obj)

Definition at line 5 of file function.c.

RB_OBJ_STRING

#define RB_OBJ_STRING

(

obj

)

(obj)

Definition at line 6 of file function.c.

Function Documentation

Init_fiddle_function()

void Init_fiddle_function

(

void

)

Definition at line 232 of file function.c.

References cFiddleFunction, INT2NUM, mFiddle, rb_cObject, rb_define_alloc_func(), rb_define_class_under(), and rb_define_const().

rb_fiddle_new_function()

VALUE rb_fiddle_new_function	(	VALUE	address,
		VALUE	arg_types,
		VALUE	ret_type
	)

Definition at line 67 of file function.c.

References argv, cFiddleFunction, and rb_class_new_instance().

Variable Documentation

cFiddleFunction

VALUE cFiddleFunction

Definition at line 13 of file function.c.

Referenced by Init_fiddle_function(), and rb_fiddle_new_function().

function_data_type

const rb_data_type_t function_data_type

Initial value:

= {
    "fiddle/function",
    {0, deallocate, function_memsize,},
}

Definition at line 53 of file function.c.