Import of ISC BIND version 8.3.3

1 files changed, 22 insertions, 10 deletions

diff --git a/contrib/bind/lib/resolv/res_init.c b/contrib/bind/lib/resolv/res_init.c
index 8dc72f4..9f99d14 100644
--- a/contrib/bind/lib/resolv/res_init.c
+++ b/contrib/bind/lib/resolv/res_init.c
@@ -70,7 +70,7 @@
 
 #if defined(LIBC_SCCS) && !defined(lint)
 static const char sccsid[] = "@(#)res_init.c	8.1 (Berkeley) 6/7/93";
-static const char rcsid[] = "$Id: res_init.c,v 8.28 2002/01/30 01:07:35 marka Exp $";
+static const char rcsid[] = "$Id: res_init.c,v 8.29 2002/05/31 06:05:31 marka Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include "port_before.h"
@@ -194,7 +194,8 @@ __res_vinit(res_state statp, int preinit) {
 	if (statp->_u._ext.ext != NULL) {
 	        memset(statp->_u._ext.ext, 0, sizeof(*statp->_u._ext.ext));
 		statp->_u._ext.ext->nsaddrs[0].sin = statp->nsaddr;
-		strcpy(statp->_u._ext.ext->nsuffix, "ip6.int");
+		strcpy(statp->_u._ext.ext->nsuffix, "ip6.arpa");
+		strcpy(statp->_u._ext.ext->nsuffix2, "ip6.int");
 		strcpy(statp->_u._ext.ext->bsuffix, "ip6.arpa");
 	}
 #ifdef RESOLVSORT
@@ -520,6 +521,14 @@ res_setoptions(res_state statp, const char *options, const char *source)
 			strncpy(ext->nsuffix, cp, i);
 			ext->nsuffix[i] = '\0';
 		}
+		else if (!strncmp(cp, "nibble2:", sizeof("nibble2:") - 1)) {
+			if (ext == NULL)
+				goto skip;
+			cp += sizeof("nibble2:") - 1;
+			i = MIN(strcspn(cp, " \t"), sizeof(ext->nsuffix2) - 1);
+			strncpy(ext->nsuffix2, cp, i);
+			ext->nsuffix2[i] = '\0';
+		}
 		else if (!strncmp(cp, "bitstring:", sizeof("bitstring:") - 1)) {
 			if (ext == NULL)
 				goto skip;
@@ -530,16 +539,12 @@ res_setoptions(res_state statp, const char *options, const char *source)
 		}
 		else if (!strncmp(cp, "v6revmode:", sizeof("v6revmode:") - 1)) {
 			cp += sizeof("v6revmode:") - 1;
-			if (!strncmp(cp, "nibble", sizeof("nibble") - 1)) {
-				statp->options &= ~RES_NO_NIBBLE;
-				statp->options |= RES_NO_BITSTRING;
-			} else if (!strncmp(cp, "bitstring",
-				    sizeof("bitstring") - 1)) {
-				statp->options |= RES_NO_NIBBLE;
-				statp->options &= ~RES_NO_BITSTRING;
+			/* "nibble" and "bitstring" used to be valid */
+			if (!strncmp(cp, "single", sizeof("single") - 1)) {
+				statp->options |= RES_NO_NIBBLE2;
 			} else if (!strncmp(cp, "both", sizeof("both") - 1)) {
 				statp->options &=
-					 ~(RES_NO_NIBBLE|RES_NO_BITSTRING);
+					 ~RES_NO_NIBBLE2;
 			}
 		}
 		else {
@@ -613,6 +618,13 @@ const char *
 res_get_nibblesuffix(res_state statp) {
 	if (statp->_u._ext.ext)
 		return (statp->_u._ext.ext->nsuffix);
+	return ("ip6.arpa");
+}
+
+const char *
+res_get_nibblesuffix2(res_state statp) {
+	if (statp->_u._ext.ext)
+		return (statp->_u._ext.ext->nsuffix2);
 	return ("ip6.int");
 }