OSX support

lib/dropin.c

@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: dropin.c,v 1.1.2.8 2002/02/10 21:57:51 guus Exp $
+    $Id: dropin.c,v 1.1.2.9 2002/06/09 15:26:10 zarq Exp $
 */
 
 #include "config.h"
@@ -35,6 +35,8 @@
 #include <system.h>
 #include <errno.h>
 
+#include "fake-getnameinfo.c"
+
 #ifndef HAVE_DAEMON
 /*
   Replacement for the daemon() function.

lib/fake-getnameinfo.c

@@ -0,0 +1,56 @@
+/*
+ * fake library for ssh
+ *
+ * This file includes getnameinfo().
+ * These funtions are defined in rfc2133.
+ *
+ * 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.
+ */
+
+#include "config.h"
+#include <system.h>
+
+RCSID("$Id: fake-getnameinfo.c,v 1.1.2.1 2002/06/09 15:26:10 zarq Exp $");
+
+#ifndef HAVE_GETNAMEINFO
+
+int getnameinfo(const struct sockaddr *sa, size_t salen, char *host, 
+                size_t hostlen, char *serv, size_t servlen, int flags)
+{
+	struct sockaddr_in *sin = (struct sockaddr_in *)sa;
+	struct hostent *hp;
+	char tmpserv[16];
+
+	if (serv) {
+		snprintf(tmpserv, sizeof(tmpserv), "%d", ntohs(sin->sin_port));
+		if (strlen(tmpserv) >= servlen)
+			return EAI_MEMORY;
+		else
+			strcpy(serv, tmpserv);
+	}
+
+	if (host) {
+		if (flags & NI_NUMERICHOST) {
+			if (strlen(inet_ntoa(sin->sin_addr)) >= hostlen)
+				return EAI_MEMORY;
+
+			strcpy(host, inet_ntoa(sin->sin_addr));
+			return 0;
+		} else {
+			hp = gethostbyaddr((char *)&sin->sin_addr, 
+				sizeof(struct in_addr), AF_INET);
+			if (hp == NULL)
+				return EAI_NODATA;
+			
+			if (strlen(hp->h_name) >= hostlen)
+				return EAI_MEMORY;
+
+			strcpy(host, hp->h_name);
+			return 0;
+		}
+	}
+	return 0;
+}
+#endif /* !HAVE_GETNAMEINFO */