#ifndef SOFORT_DRIVER_IMPL_H
#define SOFORT_DRIVER_IMPL_H

#include <stdint.h>
#include <stdio.h>
#include <sys/types.h>

#include <sofort/sofort.h>
#include "sofort_dprintf_impl.h"
#include "argv/argv.h"

#define SFRT_OPTV_ELEMENTS 64

extern const struct argv_option sfrt_default_options[];

enum app_tags {
	TAG_HELP,
	TAG_VERSION,
	TAG_OUTPUT_DUMMY,	/* dummy */
	TAG_OUTPUT_PROPERTY,	/* dummy */
};

struct sfrt_driver_ctx_impl {
	struct sfrt_common_ctx          cctx;
	struct sfrt_driver_ctx	        ctx;
	struct sfrt_fd_ctx		fdctx;
	const  struct sfrt_unit_ctx *   euctx;
	const  char *                   eunit;
	struct sfrt_error_info **       errinfp;
	struct sfrt_error_info **       erricap;
	struct sfrt_error_info *        erriptr[64];
	struct sfrt_error_info	        erribuf[64];
};

struct sfrt_unit_ctx_impl {
	const char *		path;
	struct sfrt_input	map;
	struct sfrt_unit_ctx	uctx;
};

static inline struct sfrt_driver_ctx_impl * sfrt_get_driver_ictx(
	const struct sfrt_driver_ctx * dctx)
{
        uintptr_t addr;

        if (dctx) {
                addr = (uintptr_t)dctx - offsetof(struct sfrt_driver_ctx_impl,ctx);
                return (struct sfrt_driver_ctx_impl *)addr;
        }

        return 0;
}

static inline void sfrt_driver_set_ectx(
	const struct sfrt_driver_ctx * dctx,
	const struct sfrt_unit_ctx *   uctx,
	const char *                   unit)
{
	struct sfrt_driver_ctx_impl *  ictx;

	ictx        = sfrt_get_driver_ictx(dctx);
	ictx->euctx = uctx;
	ictx->eunit = unit;
}

static inline int sfrt_driver_fdin(const struct sfrt_driver_ctx * dctx)
{
	struct sfrt_fd_ctx fdctx;
	sfrt_get_driver_fdctx(dctx,&fdctx);
	return fdctx.fdin;
}

static inline int sfrt_driver_fdout(const struct sfrt_driver_ctx * dctx)
{
	struct sfrt_fd_ctx fdctx;
	sfrt_get_driver_fdctx(dctx,&fdctx);
	return fdctx.fdout;
}

static inline int sfrt_driver_fderr(const struct sfrt_driver_ctx * dctx)
{
	struct sfrt_fd_ctx fdctx;
	sfrt_get_driver_fdctx(dctx,&fdctx);
	return fdctx.fderr;
}

static inline int sfrt_driver_fdlog(const struct sfrt_driver_ctx * dctx)
{
	struct sfrt_fd_ctx fdctx;
	sfrt_get_driver_fdctx(dctx,&fdctx);
	return fdctx.fdlog;
}

static inline int sfrt_driver_fdcwd(const struct sfrt_driver_ctx * dctx)
{
	struct sfrt_fd_ctx fdctx;
	sfrt_get_driver_fdctx(dctx,&fdctx);
	return fdctx.fdcwd;
}

static inline int sfrt_driver_fddst(const struct sfrt_driver_ctx * dctx)
{
	struct sfrt_fd_ctx fdctx;
	sfrt_get_driver_fdctx(dctx,&fdctx);
	return fdctx.fddst;
}

#endif