1 files changed, 115 insertions, 0 deletions

diff --git a/openbsd-compat/fake-rfc2553.h b/openbsd-compat/fake-rfc2553.h
new file mode 100644
index 000000000..d9952bec8
--- /dev/null
+++ b/openbsd-compat/fake-rfc2553.h
@@ -0,0 +1,115 @@
+/*
+ * Pseudo-implementation of RFC2553 name / address resolution functions
+ *
+ * But these functions are not implemented correctly. The minimum subset
+ * is implemented for ssh use only. For exapmle, this routine assumes
+ * that ai_family is AF_INET. Don't use it for another purpose.
+ */
+
+/* $Id: fake-rfc2553.h,v 1.1 2003/06/05 08:52:48 djm Exp $ */
+
+#ifndef _FAKE_RFC2553_H
+#define _FAKE_RFC2553_H
+
+#include "includes.h"
+#include "sys/types.h"
+
+/*
+ * First, socket and INET6 related definitions 
+ */
+#ifndef HAVE_STRUCT_SOCKADDR_STORAGE
+# define        _SS_MAXSIZE     128     /* Implementation specific max size */
+# define       _SS_PADSIZE     (_SS_MAXSIZE - sizeof (struct sockaddr))
+struct sockaddr_storage {
+        struct sockaddr ss_sa;
+        char            __ss_pad2[_SS_PADSIZE];
+};
+# define ss_family ss_sa.sa_family
+#endif /* !HAVE_STRUCT_SOCKADDR_STORAGE */
+
+#ifndef IN6_IS_ADDR_LOOPBACK
+# define IN6_IS_ADDR_LOOPBACK(a) \
+        (((u_int32_t *)(a))[0] == 0 && ((u_int32_t *)(a))[1] == 0 && \
+         ((u_int32_t *)(a))[2] == 0 && ((u_int32_t *)(a))[3] == htonl(1))
+#endif /* !IN6_IS_ADDR_LOOPBACK */
+
+#ifndef HAVE_STRUCT_IN6_ADDR
+struct in6_addr {
+        u_int8_t        s6_addr[16];
+};
+#endif /* !HAVE_STRUCT_IN6_ADDR */
+
+#ifndef HAVE_STRUCT_SOCKADDR_IN6
+struct sockaddr_in6 {
+        unsigned short  sin6_family;
+        u_int16_t       sin6_port;
+        u_int32_t       sin6_flowinfo;
+        struct in6_addr sin6_addr;
+};
+#endif /* !HAVE_STRUCT_SOCKADDR_IN6 */
+
+#ifndef AF_INET6
+/* Define it to something that should never appear */
+#define AF_INET6 AF_MAX
+#endif
+
+/*
+ * Next, RFC2553 name / address resolution API
+ */
+
+#ifndef NI_NUMERICHOST
+# define NI_NUMERICHOST    (1)
+# define NI_NAMEREQD       (1<<1)
+# define NI_NUMERICSERV    (1<<2)
+#endif
+#ifndef AI_PASSIVE
+# define AI_PASSIVE             (1)
+# define AI_CANONNAME           (1<<1)
+# define AI_NUMERICHOST         (1<<2)
+#endif
+
+#ifndef NI_MAXSERV
+# define NI_MAXSERV 32
+#endif /* !NI_MAXSERV */
+#ifndef NI_MAXHOST
+# define NI_MAXHOST 1025
+#endif /* !NI_MAXHOST */
+
+#ifndef EAI_NODATA
+# define EAI_NODATA     1
+# define EAI_MEMORY     2
+#endif
+
+#ifndef HAVE_STRUCT_ADDRINFO
+struct addrinfo {
+        int     ai_flags;       /* AI_PASSIVE, AI_CANONNAME */
+        int     ai_family;      /* PF_xxx */
+        int     ai_socktype;    /* SOCK_xxx */
+        int     ai_protocol;    /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
+        size_t  ai_addrlen;     /* length of ai_addr */
+        char    *ai_canonname;  /* canonical name for hostname */
+        struct sockaddr *ai_addr;       /* binary address */
+        struct addrinfo *ai_next;       /* next structure in linked list */
+};
+#endif /* !HAVE_STRUCT_ADDRINFO */
+
+#ifndef HAVE_GETADDRINFO
+int getaddrinfo(const char *, const char *, 
+    const struct addrinfo *, struct addrinfo **);
+#endif /* !HAVE_GETADDRINFO */
+
+#ifndef HAVE_GAI_STRERROR
+char *gai_strerror(int);
+#endif /* !HAVE_GAI_STRERROR */
+
+#ifndef HAVE_FREEADDRINFO
+void freeaddrinfo(struct addrinfo *);
+#endif /* !HAVE_FREEADDRINFO */
+
+#ifndef HAVE_GETNAMEINFO
+int getnameinfo(const struct sockaddr *, size_t, char *, size_t, 
+    char *, size_t, int);
+#endif /* !HAVE_GETNAMEINFO */
+
+#endif /* !_FAKE_RFC2553_H */
+