1 files changed, 139 insertions, 2 deletions

diff --git a/usr/src/lib/print/libpapi-common/common/misc.c b/usr/src/lib/print/libpapi-common/common/misc.c
index 646a26e18a..2688fd0ec0 100644
--- a/usr/src/lib/print/libpapi-common/common/misc.c
+++ b/usr/src/lib/print/libpapi-common/common/misc.c
@@ -20,7 +20,7 @@
  */
 
 /*
- * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  *
  */
@@ -31,9 +31,14 @@
 
 /*LINTLIBRARY*/
 
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
 #include <string.h>
+#include <ctype.h>
+#include <sys/types.h>
 #include <papi.h>
-
+#include <uri.h>
 #include <config-site.h>
 
 /*
@@ -85,3 +90,135 @@ strlcat(char *dst, const char *src, size_t dstsize)
 	return (l1 + l2);
 }
 #endif
+
+#if defined(__sun) && defined(__SVR4)
+#include <sys/systeminfo.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <sys/sockio.h>
+#include <net/if.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+
+static struct in6_addr **
+local_interfaces()
+{
+	struct in6_addr **result = NULL;
+	int s;
+	struct lifnum n;
+	struct lifconf c;
+	struct lifreq *r;
+	int count;
+
+	/* we need a socket to get the interfaces */
+	if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
+		return (0);
+
+	/* get the number of interfaces */
+	memset(&n, 0, sizeof (n));
+	n.lifn_family = AF_UNSPEC;
+	if (ioctl(s, SIOCGLIFNUM, (char *)&n) < 0) {
+		close(s);
+		return (0);	/* no interfaces */
+	}
+
+	/* get the interface(s) configuration */
+	memset(&c, 0, sizeof (c));
+	c.lifc_family = AF_UNSPEC;
+	c.lifc_buf = calloc(n.lifn_count, sizeof (struct lifreq));
+	c.lifc_len = (n.lifn_count * sizeof (struct lifreq));
+	if (ioctl(s, SIOCGLIFCONF, (char *)&c) < 0) {
+		free(c.lifc_buf);
+		close(s);
+		return (0);	/* can't get interface(s) configuration */
+	}
+	close(s);
+
+	r = c.lifc_req;
+	for (count = c.lifc_len / sizeof (struct lifreq);
+	    count > 0; count--, r++) {
+		struct in6_addr v6[1], *addr = NULL;
+
+		switch (r->lifr_addr.ss_family) {
+		case AF_INET: {
+			struct sockaddr_in *s =
+			    (struct sockaddr_in *)&r->lifr_addr;
+			IN6_INADDR_TO_V4MAPPED(&s->sin_addr, v6);
+			addr = v6;
+			}
+			break;
+		case AF_INET6: {
+			struct sockaddr_in6 *s =
+			    (struct sockaddr_in6 *)&r->lifr_addr;
+			addr = &s->sin6_addr;
+			}
+			break;
+		}
+
+		if (addr != NULL) {
+			struct in6_addr *a = malloc(sizeof (*a));
+
+			memcpy(a, addr, sizeof (*a));
+			list_append(&result, a);
+		}
+	}
+	free(c.lifc_buf);
+
+	return (result);
+}
+
+static int
+match_interfaces(char *host)
+{
+	struct in6_addr **lif = local_interfaces();
+	struct hostent *hp;
+	int rc = 0;
+	int errnum;
+
+	/* are there any local interfaces */
+	if (lif == NULL)
+		return (0);
+
+	/* cycle through the host db addresses */
+	hp = getipnodebyname(host, AF_INET6, AI_ALL|AI_V4MAPPED, &errnum);
+	if (hp != NULL) {
+		struct in6_addr **tmp = (struct in6_addr **)hp->h_addr_list;
+		int i;
+
+		for (i = 0; ((rc == 0) && (tmp[i] != NULL)); i++) {
+			int j;
+
+			for (j = 0; ((rc == 0) && (lif[j] != NULL)); j++)
+				if (memcmp(tmp[i], lif[j],
+				    sizeof (struct in6_addr)) == 0)
+					rc = 1;
+		}
+	}
+	free(lif);
+
+	return (rc);
+}
+#endif
+
+int
+is_localhost(char *host)
+{
+	char hostname[BUFSIZ];
+
+	/* is it "localhost" */
+	if (strncasecmp(host, "localhost", 10) == 0)
+		return (1);
+
+	/* is it the {nodename} */
+	sysinfo(SI_HOSTNAME, hostname, sizeof (hostname));
+	if (strncasecmp(host, hostname, strlen(hostname)) == 0)
+		return (1);
+
+#if defined(__sun) && defined(__SVR4)
+	/* does it match one of the host's configured interfaces */
+	if (match_interfaces(host) != 0)
+		return (1);
+#endif
+	return (0);
+}