#ifndef APIMAGIC_H

#define APIMAGIC_H

#include <stdint.h>

#include <stdio.h>

#include <cparser/driver/driver_t.h>

#include "apimagic_api.h"

#ifdef __cplusplus

extern "C" {

#endif

/* pre-alpha */

#ifndef AMGC_APP

#ifndef AMGC_PRE_ALPHA

#error  libapimagic: pre-alpha: ABI is not final!

#error  to use the library, please pass -DAMGC_PRE_ALPHA to the compiler.

#endif

#endif

/* status codes */

#define AMGC_OK				0x00

#define AMGC_USAGE			0x01

#define AMGC_BAD_OPT			0x02

#define AMGC_BAD_OPT_VAL		0x03

#define AMGC_IO_ERROR			0xA0

#define AMGC_MAP_ERROR			0xA1

#define AMGC_INIT_ERROR			0xA2

/* driver flags */

#define AMGC_DRIVER_VERBOSITY_NONE	0x0000

#define AMGC_DRIVER_VERBOSITY_ERRORS	0x0001

#define AMGC_DRIVER_VERBOSITY_STATUS	0x0002

#define AMGC_DRIVER_VERBOSITY_USAGE	0x0004

#define AMGC_DRIVER_CLONE_VECTOR	0x0008

#define AMGC_DRIVER_VERSION		0x0010

#define AMGC_DRIVER_DRY_RUN		0x0020

/* unit action flags */

struct amgc_input {

	void *	addr;

	size_t	size;

};

struct amgc_common_ctx {

	uint64_t			drvflags;

	uint64_t			actflags;

	uint64_t			fmtflags;

	struct compilation_env_t *	ccenv;

};

struct amgc_driver_ctx {

	const char **			units;

	const char *			program;

	const char *			module;

	const struct amgc_common_ctx *	cctx;

	void *				any;

	int				status;

	int				nerrors;

};

struct amgc_unit_ctx {

	const char * const *		path;

	const struct amgc_input *	map;

	const struct amgc_common_ctx *	cctx;

	const struct compilation_unit_t*ccunit;

	void *				any;

	int				status;

	int				nerrors;

};

/* driver api */

amgc_api int  amgc_get_driver_ctx	(const char ** argv, const char ** envp, uint32_t flags, struct amgc_driver_ctx **);

amgc_api int  amgc_create_driver_ctx	(const struct amgc_common_ctx *, struct amgc_driver_ctx **);

amgc_api void amgc_free_driver_ctx	(struct amgc_driver_ctx *);

amgc_api int  amgc_get_unit_ctx		(const struct amgc_driver_ctx *, const char * path, struct amgc_unit_ctx **);

amgc_api void amgc_free_unit_ctx	(struct amgc_unit_ctx *);

amgc_api int  amgc_map_input		(int fd, const char * path, int prot, struct amgc_input *);

amgc_api int  amgc_unmap_input		(struct amgc_input *);

/* utility api */

#ifdef __cplusplus

}

#endif

#endif