tango-tsg-master/inc/tsg_rule.h

#ifndef	__TSG_RULE_H__
#define	__TSG_RULE_H__

#include <MESA/Maat_rule.h>

#include "tsg_label.h"

#define TSG_DOMAIN_MAX 	256
#define	MAX_APP_ID_PROPERTY_LEN	128

#define	TSG_ACTION_NONE			0x00
#define	TSG_ACTION_MONITOR		0x01
#define	TSG_ACTION_INTERCEPT	0x02
#define	TSG_ACTION_DENY			0x10
#define	TSG_ACTION_MANIPULATE	0x30
#define	TSG_ACTION_BYPASS		0x80
#define	TSG_ACTION_MAX			0x80

enum TSG_METHOD_TYPE
{
	TSG_METHOD_TYPE_UNKNOWN=0,
	TSG_METHOD_TYPE_DROP,
	TSG_METHOD_TYPE_REDIRECTION,
	TSG_METHOD_TYPE_BLOCK,
	TSG_METHOD_TYPE_RESET,
	TSG_METHOD_TYPE_RST,
	TSG_METHOD_TYPE_ALERT,
	TSG_METHOD_TYPE_RATE_LIMIT,
	TSG_METHOD_TYPE_MIRRORED,
    TSG_METHOD_TYPE_TAMPER,
    TSG_METHOD_TYPE_DEFAULT,
    TSG_METHOD_TYPE_APP_DROP,
    TSG_METHOD_TYPE_ALLOW,
	TSG_METHOD_TYPE_MAX
};

struct identify_info
{
	tsg_protocol_t proto;	//enum _tsg_protocol (tsg_types.h)
	int domain_len;
	char domain[MAX_DOMAIN_LEN];
};

typedef	enum _PULL_RESULT_TYPE
{
	PULL_KNI_RESULT,
	PULL_FW_RESULT,
	PULL_ALL_RESULT
}PULL_RESULT_TYPE;

extern Maat_feather_t g_tsg_maat_feather;

int tsg_rule_init(const char *conffile, void *logger);

int tsg_scan_nesting_addr(Maat_feather_t maat_feather, const struct streaminfo *a_stream, tsg_protocol_t proto, scan_status_t *mid, Maat_rule_t*result, int result_num);
int tsg_pull_policy_result(struct streaminfo *a_stream, PULL_RESULT_TYPE pull_result_type, Maat_rule_t*result, int result_num, struct identify_info *identify_info);
char *tsg_pull_quic_ua(struct streaminfo *a_stream);
char *tsg_pull_http_url(struct streaminfo *a_stream);


//return NULL if none exists, otherwise return one deny rule;
struct Maat_rule_t *tsg_fetch_deny_rule(Maat_rule_t *result, int result_num);

enum ACTION_RETURN_TYPE
{
	ACTION_RETURN_TYPE_PROT=0,
	ACTION_RETURN_TYPE_APP
};
unsigned char tsg_deal_deny_action(const struct streaminfo *a_stream, Maat_rule_t *p_result, tsg_protocol_t protocol, enum ACTION_RETURN_TYPE type, const void *user_data);

int tsg_get_method_id(char *method);

int tsg_free_compile_user_region(const struct Maat_rule_t *rule, struct compile_user_region *user_region);
struct compile_user_region *tsg_get_compile_user_region(const Maat_feather_t maat_feather,	struct Maat_rule_t *result);


////return -1 if none exists  otherwise return >=0
int tsg_get_column_integer_value(const char* line, int column_seq);

//return NULL if none exists, otherwise return value;
char *tsg_get_column_string_value(const char* line, int column_seq);

int tsg_set_fqdn_category_id(const struct streaminfo *a_stream, unsigned int *category_id, int category_id_num, int thread_seq);
int tsg_get_fqdn_category_id(Maat_feather_t maat_feather, char *fqdn, unsigned int *category_id, int category_id_num, void *logger, int thread_seq);
int tsg_scan_app_id_policy(Maat_feather_t maat_feather, const struct streaminfo *a_stream, struct Maat_rule_t *result, int result_num, scan_status_t *mid, char *name, unsigned int id, int thread_seq);
int tsg_scan_fqdn_category_id(Maat_feather_t maat_feather, const struct streaminfo *a_stream, struct Maat_rule_t *result, int result_num, scan_status_t *mid, int table_id, unsigned int *category_id, int category_id_num, int thread_seq);
int tsg_notify_hited_monitor_result(const struct streaminfo *a_stream, struct Maat_rule_t *result, int result_num, int thread_seq);

#endif