| 1 | /*
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| 2 | netinet/in.h
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| 3 | */
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| 4 |
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| 5 | #ifndef _NETINET__IN_H
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| 6 | #define _NETINET__IN_H
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| 7 |
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| 8 | /* Can we include <stdint.h> here or do we need an additional header that is
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| 9 | * safe to include?
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| 10 | */
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| 11 | #include <stdint.h>
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| 12 |
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| 13 | /* Open Group Base Specifications Issue 6 (not complete) */
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| 14 | #define INADDR_ANY (uint32_t)0x00000000
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| 15 | #define INADDR_BROADCAST (uint32_t)0xFFFFFFFF
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| 16 |
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| 17 | #define IN_LOOPBACKNET 127
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| 18 |
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| 19 | #define IPPORT_RESERVED 1024
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| 20 |
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| 21 | typedef uint16_t in_port_t;
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| 22 |
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| 23 | #ifndef _IN_ADDR_T
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| 24 | #define _IN_ADDR_T
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| 25 | typedef uint32_t in_addr_t;
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| 26 | #endif /* _IN_ADDR_T */
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| 27 |
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| 28 | #ifndef _SA_FAMILY_T
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| 29 | #define _SA_FAMILY_T
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| 30 | /* Should match corresponding typedef in <sys/socket.h> */
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| 31 | typedef uint8_t sa_family_t;
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| 32 | #endif /* _SA_FAMILY_T */
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| 33 |
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| 34 | /* Protocols */
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| 35 | #define IPPROTO_IP 0 /* Dummy protocol */
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| 36 | #define IPPROTO_ICMP 1 /* ICMP */
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| 37 | #define IPPROTO_TCP 6 /* TCP */
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| 38 | #define IPPROTO_EGP 8 /* exterior gateway protocol */
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| 39 | #define IPPROTO_UDP 17 /* UDP */
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| 40 |
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| 41 | /* setsockopt options at IP level */
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| 42 | #define IP_ADD_MEMBERSHIP 12
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| 43 | #define IP_DROP_MEMBERSHIP 13
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| 44 |
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| 45 | #ifndef _STRUCT_IN_ADDR
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| 46 | #define _STRUCT_IN_ADDR
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| 47 | struct in_addr
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| 48 | {
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| 49 | in_addr_t s_addr;
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| 50 | };
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| 51 | #endif
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| 52 |
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| 53 | struct sockaddr_in
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| 54 | {
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| 55 | sa_family_t sin_family;
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| 56 | in_port_t sin_port;
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| 57 | struct in_addr sin_addr;
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| 58 | };
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| 59 |
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| 60 | struct ip_mreq
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| 61 | {
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| 62 | struct in_addr imr_multiaddr;
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| 63 | struct in_addr imr_interface;
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| 64 | };
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| 65 |
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| 66 | /* Definitions that are not part of the Open Group Base Specifications */
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| 67 | #define IN_CLASSA(i) (((uint32_t)(i) & 0x80000000) == 0)
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| 68 | #define IN_CLASSA_NET 0xff000000
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| 69 | #define IN_CLASSA_NSHIFT 24
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| 70 |
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| 71 | #define IN_CLASSB(i) (((uint32_t)(i) & 0xc0000000) == 0x80000000)
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| 72 | #define IN_CLASSB_NET 0xffff0000
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| 73 | #define IN_CLASSB_NSHIFT 16
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| 74 |
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| 75 | #define IN_CLASSC(i) (((uint32_t)(i) & 0xe0000000) == 0xc0000000)
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| 76 | #define IN_CLASSC_NET 0xffffff00
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| 77 | #define IN_CLASSC_NSHIFT 8
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| 78 |
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| 79 | #define IN_CLASSD(i) (((uint32_t)(i) & 0xf0000000) == 0xe0000000)
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| 80 | #define IN_CLASSD_NET 0xf0000000
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| 81 | #define IN_CLASSD_NSHIFT 28
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| 82 |
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| 83 | #endif /* _NETINET__IN_H */
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