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esperpass/user/acl.h
2018-03-09 14:21:54 +01:00

52 lines
1.2 KiB
C

#ifndef _ACL_H_
#define _ACL_H_
#include "lwip/ip.h"
#include "lwip/pbuf.h"
#define MAX_NO_ACLS 4
#define MAX_ACL_ENTRIES 16
#define ACL_DENY 0x0
#define ACL_ALLOW 0x1
#define ACL_MONITOR 0x2
typedef struct _acl_entry
{
uint32_t src;
uint32_t s_mask;
uint32_t dest;
uint32_t d_mask;
uint16_t s_port;
uint16_t d_port;
uint8_t proto;
uint8_t allow;
uint32_t hit_count;
} acl_entry;
extern acl_entry acl[MAX_NO_ACLS][MAX_ACL_ENTRIES];
extern uint8_t acl_freep[MAX_NO_ACLS];
extern uint32_t acl_allow_count;
extern uint32_t acl_deny_count;
typedef uint8_t (*packet_deny_cb)(uint8_t proto, uint32_t saddr, uint16_t s_port, uint32_t daddr, uint16_t d_port, uint8_t allow);
void acl_init();
bool acl_is_empty(uint8_t acl_no);
void acl_clear(uint8_t acl_no);
void acl_clear_stats(uint8_t acl_no);
bool acl_add(uint8_t acl_no,
uint32_t src,
uint32_t s_mask,
uint32_t dest,
uint32_t d_mask,
uint8_t proto,
uint16_t s_port,
uint16_t d_port,
uint8_t allow);
uint8_t acl_check_packet(uint8_t acl_no, struct pbuf *p);
void acl_set_deny_cb(packet_deny_cb cb);
void acl_show(uint8_t acl_no, uint8_t *buf);
#endif /* _ACL_H_ */