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#ifndef TOKENIZERS_H
#define TOKENIZERS_H

#include "config.h"
#include "mem_pool.h"
#include "fstring.h"
#include "main.h"

/* Size for features pipe */
#define FEATURE_WINDOW_SIZE 5

typedef struct token_node_s {
	guint32 h1;
	guint32 h2;
	double value;
	uintptr_t extra;
} token_node_t;

/* Common tokenizer structure */
struct tokenizer {
	gchar *name;
	gint (*tokenize_func)(struct tokenizer *tokenizer, rspamd_mempool_t *pool,
		f_str_t *input,
		GTree **cur, gboolean save_token, gboolean is_utf, GList *exceptions);
	gchar * (*get_next_word)(f_str_t *buf, f_str_t *token, GList **exceptions);
};

/* Compare two token nodes */
int token_node_compare_func (gconstpointer a, gconstpointer b);
/* Get tokenizer structure by name or return NULL if this name is not found */
struct tokenizer * get_tokenizer (const char *name);
/* Get next word from specified f_str_t buf */
gchar * get_next_word (f_str_t *buf, f_str_t *token, GList **exceptions);
/* OSB tokenize function */
int osb_tokenize_text (struct tokenizer *tokenizer,
	rspamd_mempool_t *pool,
	f_str_t *input,
	GTree **cur,
	gboolean save_token,
	gboolean is_utf,
	GList *exceptions);
/* Common tokenizer for headers */
int tokenize_headers (rspamd_mempool_t *pool,
	struct rspamd_task *task,
	GTree **cur);
/* Make tokens for a subject */
void tokenize_subject (struct rspamd_task *task, GTree ** tree);

/* Array of all defined tokenizers */
extern struct tokenizer tokenizers[];

#endif
/*
 * vi:ts=4
 */