preproc.h

Firestorm NIDS是一个性能非常高的网络入侵检测系统 (NIDS)。目前

#ifndef __PREPROC_HEADER_INCLUDED__
#define __PREPROC_HEADER_INCLUDED__

/* We call this with the config args, and the plugin
 * adds a preprocessor function on to the active list */
typedef int (*proc_preproc_init)(char *);

/* A preprocessor */
struct preproc {
	struct preproc		*next;
	const char		*name;
	proc_preproc_init	init;
};

#define PREPROC_OK 0

/* Actually does packet preprocessing */
typedef int (*proc_preprocess)(struct packet *, unsigned int, void *);

/* Frees up the private data */
typedef void (*proc_preproc_free)(void *);

/* An active preprocessor instance */
struct pp_active {
	void *priv;
	proc_preprocess process;
	proc_preproc_free free;
};

typedef int (*proc_preproc_add)(const char *, proc_preproc_init);
typedef int (*proc_preproc_activate)(char *, proc_preprocess, proc_preproc_free, void *);

struct preproc_api {
	size_t size;
	proc_preproc_add preproc_add;
	proc_preproc_activate preproc_activate;
	proc_args_parse args_parse;
};
typedef int (*proc_preproc_load)(struct preproc_api *p);

#ifndef __PLUGIN__
void preproc_init(void);
void preproc_load(void);
void preproc_cleanup(int, void *);
struct preproc *preproc_find(const char *);
int preproc_setup(char *, char *);
int preproc_add(const char *, proc_preproc_init);
int preproc_activate(char *, proc_preprocess, proc_preproc_free, void *);
#endif

#endif /* __PREPROC_HEADER_INCLUDED__ */