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#include <string.h>
#include "ruby.h"
#include "rubyspec.h"
#ifdef __cplusplus
extern "C" {
#endif
#if defined(HAVE_RDATA) && defined(HAVE_DATA_WRAP_STRUCT)
struct sample_wrapped_struct {
int foo;
};
VALUE sdaf_alloc_func(VALUE klass) {
struct sample_wrapped_struct* bar = (struct sample_wrapped_struct *)malloc(sizeof(struct sample_wrapped_struct));
bar->foo = 42;
return Data_Wrap_Struct(klass, NULL, NULL, bar);
}
VALUE sdaf_get_struct(VALUE self) {
struct sample_wrapped_struct* bar;
Data_Get_Struct(self, struct sample_wrapped_struct, bar);
return INT2FIX((*bar).foo);
}
VALUE sws_wrap_struct(VALUE self, VALUE val) {
struct sample_wrapped_struct* bar = (struct sample_wrapped_struct *)malloc(sizeof(struct sample_wrapped_struct));
bar->foo = FIX2INT(val);
return Data_Wrap_Struct(rb_cObject, NULL, NULL, bar);
}
VALUE sws_wrap_struct_null(VALUE self, VALUE val) {
struct sample_wrapped_struct* bar = (struct sample_wrapped_struct *)malloc(sizeof(struct sample_wrapped_struct));
bar->foo = FIX2INT(val);
return Data_Wrap_Struct(0, NULL, NULL, bar);
}
VALUE sws_get_struct(VALUE self, VALUE obj) {
struct sample_wrapped_struct* bar;
Data_Get_Struct(obj, struct sample_wrapped_struct, bar);
return INT2FIX((*bar).foo);
}
VALUE sws_get_struct_rdata(VALUE self, VALUE obj) {
struct sample_wrapped_struct* bar;
bar = (struct sample_wrapped_struct*) RDATA(obj)->data;
return INT2FIX(bar->foo);
}
VALUE sws_change_struct(VALUE self, VALUE obj, VALUE new_val) {
struct sample_wrapped_struct* new_struct = (struct sample_wrapped_struct *)malloc(sizeof(struct sample_wrapped_struct));
new_struct->foo = FIX2INT(new_val);
RDATA(obj)->data = new_struct;
return Qnil;
}
void Init_data_spec() {
VALUE cls;
cls = rb_define_class("CApiAllocSpecs", rb_cObject);
rb_define_alloc_func(cls, sdaf_alloc_func);
rb_define_method(cls, "wrapped_data", sdaf_get_struct, 0);
cls = rb_define_class("CApiWrappedStructSpecs", rb_cObject);
rb_define_method(cls, "wrap_struct", sws_wrap_struct, 1);
rb_define_method(cls, "wrap_struct_null", sws_wrap_struct_null, 1);
rb_define_method(cls, "get_struct", sws_get_struct, 1);
rb_define_method(cls, "get_struct_rdata", sws_get_struct_rdata, 1);
rb_define_method(cls, "change_struct", sws_change_struct, 2);
#endif
}
#ifdef __cplusplus
}
#endif
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