#include "log.h"
#include "language.h"
#include <regex.h>
#include "medusa.h"

typedef struct {
	unsigned long dev;
	unsigned long ino;
} inod_t;

struct med_s {
	struct m_proc_inf proc;	/* proces which caused it */
	struct m_inode_inf *inode;	/* only informational */
	struct m_proc_inf *target;	/* only informational */
	char *data;		/* data from request */
	__u32 action;		/* action (napr. fsact ...) */
	__u32 info1;		/* from medusa packet from kernel */
	__u32 info2;		/* from medusa packet from kernel */
	__u32 trace_arg[5];	/* trace arguments from kernel */
	int answer;		/* here set the answer for kernel */
	int apply_mode;		/* 0=only this process */
	char *redirect;		/* here set the redirection */
};

#define APPLY_CURRENT	0
#define	APPLY_PARENT	1
#define	APPLY_FOR_PARENT	2
#define	APPLY_FOR_LOGIN	3

#define	MIACT_RECURSIVE	MIACT_VALID
#define	MIACT_IGET	0

typedef struct fentry_s {
	struct fentry_s *next;
	__u16 act;
	udata *program;
	int proglen;
} fentry_t;

typedef struct fpattern_s {
	struct fpattern_s *next;
	fentry_t *ent;		/* only one can't be chained !!! */
	char *path;
	regex_t reg;
} fpattern_t;

typedef struct files_s {
	struct files_s *parent;
	struct files_s *child;
	struct files_s *next;
	char *name;
	fentry_t *ent;
	fpattern_t *patterns;
	inod_t inode;
} files_t;


struct c_module {
	struct c_module *next;
	int (*func) (struct medusa_packet *, char *,
		     struct medusa_packet *, char **);
};

int add_module(int (*func) (struct medusa_packet *, char *,
			    struct medusa_packet *, char **));
char *med_cmd(struct medusa_packet *msg, char *data);

int modules_preinit(char *config);
int modules_postinit(void);


int apply(int mode, struct med_s *orig, udata * prog);

/* maskmatch.c */
int maskmatch(char *filename, char *mask);