#ifndef PTYCON_H

#define PTYCON_H

#include <stdint.h>

#include "ptycon_api.h"

#ifdef __cplusplus

extern "C" {

#endif

/* pre-alpha */

#ifndef PTYC_APP

#ifndef PTYC_PRE_ALPHA

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

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

#endif

#endif

/* status codes */

#define PTYC_OK				0x00

#define PTYC_USAGE			0x01

#define PTYC_BAD_OPT			0x02

#define PTYC_BAD_OPT_VAL		0x03

#define PTYC_IO_ERROR			0xA0

#define PTYC_MAP_ERROR			0xA1

/* driver flags */

#define PTYC_DRIVER_VERBOSITY_NONE	0x0000

#define PTYC_DRIVER_VERBOSITY_ERRORS	0x0001

#define PTYC_DRIVER_VERBOSITY_STATUS	0x0002

#define PTYC_DRIVER_VERBOSITY_USAGE	0x0004

#define PTYC_DRIVER_CLONE_VECTOR	0x0008

#define PTYC_DRIVER_VERSION		0x0010

#define PTYC_DRIVER_DRY_RUN		0x0020

#define PTYC_DRIVER_DBG_EVENT		0x0040

#define PTYC_DRIVER_DBG_OVEN		0x0080

#define PTYC_DRIVER_DBG_RAW		0x0100

struct ptyc_source_version {

	int		major;

	int		minor;

	int		revision;

	const char *	commit;

};

struct ptyc_common_ctx {

	uint64_t			drvflags;

	uint64_t			actflags;

	uint64_t			fmtflags;

	nt_pty *			hpts;

	nt_pty *			hptm;

};

struct ptyc_driver_ctx {

	const char **			units;

	const char *			program;

	const char *			module;

	const struct ptyc_common_ctx *	cctx;

	void *				any;

	int				status;

	int				nerrors;

};

/* package info */

ptyc_api				const struct ptyc_source_version * ptyc_source_version(void);

/* driver api */

ptyc_api int  ptyc_get_driver_ctx	(char ** argv, char ** envp, uint32_t flags, struct ptyc_driver_ctx **);

ptyc_api int  ptyc_create_driver_ctx	(const struct ptyc_common_ctx *, struct ptyc_driver_ctx **);

ptyc_api void ptyc_free_driver_ctx	(struct ptyc_driver_ctx *);

/* pty api */

ptyc_api int  ptyc_alloc_pty		(struct ptyc_driver_ctx *);

ptyc_api void ptyc_free_pty		(struct ptyc_driver_ctx *);

/* utility api */

ptyc_api int  ptyc_main			(int, char **, char **);

#ifdef __cplusplus

}

#endif

#endif