| 52d58495 |
1 | /* |
| 2 | * Pseudo-implementation of RFC2553 name / address resolution functions |
| 3 | * |
| 4 | * But these functions are not implemented correctly. The minimum subset |
| 5 | * is implemented for ssh use only. For exapmle, this routine assumes |
| 6 | * that ai_family is AF_INET. Don't use it for another purpose. |
| 7 | */ |
| 8 | |
| 9 | /* $Id$ */ |
| 10 | |
| 11 | #ifndef _FAKE_RFC2553_H |
| 12 | #define _FAKE_RFC2553_H |
| 13 | |
| 14 | #include "includes.h" |
| 15 | #include "sys/types.h" |
| 16 | |
| 17 | /* |
| 18 | * First, socket and INET6 related definitions |
| 19 | */ |
| 20 | #ifndef HAVE_STRUCT_SOCKADDR_STORAGE |
| 21 | # define _SS_MAXSIZE 128 /* Implementation specific max size */ |
| 22 | # define _SS_PADSIZE (_SS_MAXSIZE - sizeof (struct sockaddr)) |
| 23 | struct sockaddr_storage { |
| 24 | struct sockaddr ss_sa; |
| 25 | char __ss_pad2[_SS_PADSIZE]; |
| 26 | }; |
| 27 | # define ss_family ss_sa.sa_family |
| 28 | #endif /* !HAVE_STRUCT_SOCKADDR_STORAGE */ |
| 29 | |
| 30 | #ifndef IN6_IS_ADDR_LOOPBACK |
| 31 | # define IN6_IS_ADDR_LOOPBACK(a) \ |
| 32 | (((u_int32_t *)(a))[0] == 0 && ((u_int32_t *)(a))[1] == 0 && \ |
| 33 | ((u_int32_t *)(a))[2] == 0 && ((u_int32_t *)(a))[3] == htonl(1)) |
| 34 | #endif /* !IN6_IS_ADDR_LOOPBACK */ |
| 35 | |
| 36 | #ifndef HAVE_STRUCT_IN6_ADDR |
| 37 | struct in6_addr { |
| 38 | u_int8_t s6_addr[16]; |
| 39 | }; |
| 40 | #endif /* !HAVE_STRUCT_IN6_ADDR */ |
| 41 | |
| 42 | #ifndef HAVE_STRUCT_SOCKADDR_IN6 |
| 43 | struct sockaddr_in6 { |
| 44 | unsigned short sin6_family; |
| 45 | u_int16_t sin6_port; |
| 46 | u_int32_t sin6_flowinfo; |
| 47 | struct in6_addr sin6_addr; |
| 48 | }; |
| 49 | #endif /* !HAVE_STRUCT_SOCKADDR_IN6 */ |
| 50 | |
| 51 | #ifndef AF_INET6 |
| 52 | /* Define it to something that should never appear */ |
| 53 | #define AF_INET6 AF_MAX |
| 54 | #endif |
| 55 | |
| 56 | /* |
| 57 | * Next, RFC2553 name / address resolution API |
| 58 | */ |
| 59 | |
| 60 | #ifndef NI_NUMERICHOST |
| 61 | # define NI_NUMERICHOST (1) |
| 62 | # define NI_NAMEREQD (1<<1) |
| 63 | # define NI_NUMERICSERV (1<<2) |
| 64 | #endif |
| 65 | #ifndef AI_PASSIVE |
| 66 | # define AI_PASSIVE (1) |
| 67 | # define AI_CANONNAME (1<<1) |
| 68 | # define AI_NUMERICHOST (1<<2) |
| 69 | #endif |
| 70 | |
| 71 | #ifndef NI_MAXSERV |
| 72 | # define NI_MAXSERV 32 |
| 73 | #endif /* !NI_MAXSERV */ |
| 74 | #ifndef NI_MAXHOST |
| 75 | # define NI_MAXHOST 1025 |
| 76 | #endif /* !NI_MAXHOST */ |
| 77 | |
| 78 | #ifndef EAI_NODATA |
| 79 | # define EAI_NODATA 1 |
| 80 | # define EAI_MEMORY 2 |
| 81 | #endif |
| 82 | |
| 83 | #ifndef HAVE_STRUCT_ADDRINFO |
| 84 | struct addrinfo { |
| 85 | int ai_flags; /* AI_PASSIVE, AI_CANONNAME */ |
| 86 | int ai_family; /* PF_xxx */ |
| 87 | int ai_socktype; /* SOCK_xxx */ |
| 88 | int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ |
| 89 | size_t ai_addrlen; /* length of ai_addr */ |
| 90 | char *ai_canonname; /* canonical name for hostname */ |
| 91 | struct sockaddr *ai_addr; /* binary address */ |
| 92 | struct addrinfo *ai_next; /* next structure in linked list */ |
| 93 | }; |
| 94 | #endif /* !HAVE_STRUCT_ADDRINFO */ |
| 95 | |
| 96 | #ifndef HAVE_GETADDRINFO |
| 97 | int getaddrinfo(const char *, const char *, |
| 98 | const struct addrinfo *, struct addrinfo **); |
| 99 | #endif /* !HAVE_GETADDRINFO */ |
| 100 | |
| 101 | #ifndef HAVE_GAI_STRERROR |
| 102 | char *gai_strerror(int); |
| 103 | #endif /* !HAVE_GAI_STRERROR */ |
| 104 | |
| 105 | #ifndef HAVE_FREEADDRINFO |
| 106 | void freeaddrinfo(struct addrinfo *); |
| 107 | #endif /* !HAVE_FREEADDRINFO */ |
| 108 | |
| 109 | #ifndef HAVE_GETNAMEINFO |
| 110 | int getnameinfo(const struct sockaddr *, size_t, char *, size_t, |
| 111 | char *, size_t, int); |
| 112 | #endif /* !HAVE_GETNAMEINFO */ |
| 113 | |
| 114 | #endif /* !_FAKE_RFC2553_H */ |
| 115 | |
andersk / openssh.git / blame