zapret/tpws/macos/net/pfvar.h

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2021-03-04 11:30:38 +00:00
#pragma once
#include <stdint.h>
#include <netinet/in.h>
// taken from an older apple SDK
// some fields are different from BSDs
#define DIOCNATLOOK _IOWR('D', 23, struct pfioc_natlook)
enum { PF_INOUT, PF_IN, PF_OUT, PF_FWD };
struct pf_addr {
union {
struct in_addr v4;
struct in6_addr v6;
u_int8_t addr8[16];
u_int16_t addr16[8];
u_int32_t addr32[4];
} pfa; /* 128-bit address */
#define v4 pfa.v4
#define v6 pfa.v6
#define addr8 pfa.addr8
#define addr16 pfa.addr16
#define addr32 pfa.addr32
};
union pf_state_xport {
u_int16_t port;
u_int16_t call_id;
u_int32_t spi;
};
struct pfioc_natlook {
struct pf_addr saddr;
struct pf_addr daddr;
struct pf_addr rsaddr;
struct pf_addr rdaddr;
union pf_state_xport sxport;
union pf_state_xport dxport;
union pf_state_xport rsxport;
union pf_state_xport rdxport;
sa_family_t af;
u_int8_t proto;
u_int8_t proto_variant;
u_int8_t direction;
};