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