#pragma once
#ifdef __cplusplus
extern "C" {
#endif
#define LIBSCOMP_VERSION "0.1.0"

#include <stddef.h>

#define LIBSCOMP_MAXARG 32
#define LIBSCOMP_MAXBUF 1024

struct libscomp_line {
	size_t name;
	char *buf[LIBSCOMP_MAXARG];
	size_t len;
};

struct libscomp_input {
	int state;

	char intbuf[LIBSCOMP_MAXBUF];
	size_t len;
};

enum libscomp_input_r {
	LIBSCOMP_MORE,
	LIBSCOMP_OVERFLOW,
	LIBSCOMP_ARG_OVERFLOW,
	LIBSCOMP_COMPLETE
};

void libscomp_reset(struct libscomp_input *);
enum libscomp_input_r libscomp_read(struct libscomp_input *,
                                    char **,
                                    struct libscomp_line *);



enum libscomp_cmd_r {
	LIBSCOMP_NOT_FOUND = -1,
	LIBSCOMP_CMD_OK = 0
};

struct libscomp_cmd {
	const char *name;
	int (*exec)(struct libscomp_line *, void *);
};

struct libscomp_cmd_store {
	struct libscomp_cmd *arr;
	size_t len;
};

#if defined(__STDC_VERSION__)
#define libscomp_mkcmds(...) {(struct libscomp_cmd []){__VA_ARGS__}, \
	sizeof((struct libscomp_cmd []){__VA_ARGS__}) / \
	sizeof((struct libscomp_cmd []){__VA_ARGS__}[0])}
#endif
int libscomp_exec(const struct libscomp_cmd_store *cmds,
                  struct libscomp_line *ln,
                  void *ptr
);
#ifdef __cplusplus
} // extern "C"
#endif