#include <ruby.h>
#include <libhbsdcontrol.h>
#include <fcntl.h>
#include "glue.h"
#include "context.h"

int
bsdcontrol_open(VALUE path)
{
  int fd;
  fd = open(RSTRING_PTR(path), O_PATH);
  if (fd == -1)
  {
    rb_syserr_fail(errno, "open");
  }
  return fd;
}

hbsdctrl_ctx_t *
bsdcontrol_unwrap(VALUE rbcontext)
{
  struct bsdcontrol_ctx_t *rbctx;
  Data_Get_Struct(rbcontext, struct bsdcontrol_ctx_t, rbctx);
  return rbctx->ctx;
}

hbsdctrl_feature_t *
bsdcontrol_find_feature(hbsdctrl_ctx_t *ctx, VALUE rbfeature)
{
  VALUE name;
  name = rb_funcall(rbfeature, rb_intern("name"), 0);
  Check_Type(name, T_STRING);
  return hbsdctrl_ctx_find_feature_by_name(ctx, RSTRING_PTR(name));
}