diff -up bind-9.7.0b1/bin/dig/dighost.c.libidn bind-9.7.0b1/bin/dig/dighost.c

--- bind-9.7.0b1/bin/dig/dighost.c.libidn	2009-09-16 01:48:09.000000000 +0200

+++ bind-9.7.0b1/bin/dig/dighost.c	2009-10-20 10:49:26.719056220 +0200

@@ -44,6 +44,11 @@

 #include <idn/api.h>

 #endif

+#ifdef WITH_LIBIDN

+#include <stringprep.h>

+#include <idna.h>

+#endif

+

 #include <dns/byaddr.h>

 #ifdef DIG_SIGCHASE

 #include <dns/dnssec.h>

@@ -153,6 +158,14 @@ static void		idn_check_result(idn_result

 int  idnoptions	= 0;

 #endif

+#ifdef WITH_LIBIDN

+static isc_result_t	libidn_locale_to_utf8 (const char* from, char **to);

+static isc_result_t	libidn_utf8_to_ascii (const char* from, char *to);

+static isc_result_t	output_filter (isc_buffer_t *buffer,

+				       unsigned int used_org,

+				       isc_boolean_t absolute);

+#endif

+

 /*%

  * Exit Codes:

  *

@@ -1184,6 +1197,9 @@ setup_system(void) {

 	dig_searchlist_t *domain = NULL;

 	lwres_result_t lwresult;

 	unsigned int lwresflags;

+#ifdef WITH_LIBIDN

+	isc_result_t result;

+#endif

 	debug("setup_system()");

@@ -1242,8 +1258,15 @@ setup_system(void) {

 #ifdef WITH_IDN

 	initialize_idn();

+	

+#endif

+#ifdef WITH_LIBIDN

+	result = dns_name_settotextfilter(output_filter);

+	check_result(result, "dns_name_settotextfilter");

+#ifdef HAVE_SETLOCALE

+	setlocale (LC_ALL, "");

+#endif

 #endif

-

 	if (keyfile[0] != 0)

 		setup_file_key();

 	else if (keysecret[0] != 0)

@@ -1957,12 +1980,18 @@ setup_lookup(dig_lookup_t *lookup) {

 	idn_result_t mr;

 	char utf8_textname[MXNAME], utf8_origin[MXNAME], idn_textname[MXNAME];

 #endif

+#ifdef WITH_LIBIDN

+	char *utf8_str = NULL, utf8_name[MXNAME], ascii_name[MXNAME];

+#endif

 #ifdef WITH_IDN

 	result = dns_name_settotextfilter(output_filter);

 	check_result(result, "dns_name_settotextfilter");

 #endif

-

+#ifdef WITH_LIBIDN

+	result = dns_name_settotextfilter (output_filter);

+	check_result(result, "dns_name_settotextfilter");

+#endif

 	REQUIRE(lookup != NULL);

 	INSIST(!free_now);

@@ -1999,6 +2028,16 @@ setup_lookup(dig_lookup_t *lookup) {

 	mr = idn_encodename(IDN_LOCALCONV | IDN_DELIMMAP, lookup->textname,

 			    utf8_textname, sizeof(utf8_textname));

 	idn_check_result(mr, "convert textname to UTF-8");

+#elif defined (WITH_LIBIDN)

+	result = libidn_locale_to_utf8 (lookup->textname, &utf8_str);

+	check_result (result, "converting textname to UTF-8");

+	len = strlen (utf8_str);

+	if (len < MXNAME) {

+		(void) strcpy (utf8_name, utf8_str);

+	} else {

+		fatal ("Too long name");

+	}

+	isc_mem_free (mctx, utf8_str);

 #endif

 	/*

@@ -2018,6 +2057,15 @@ setup_lookup(dig_lookup_t *lookup) {

 			lookup->origin = ISC_LIST_HEAD(search_list);

 			lookup->need_search = ISC_FALSE;

 		}

+#elif defined (WITH_LIBIDN)

+		if ((count_dots(utf8_name) >= ndots) || !usesearch) {

+			lookup->origin = NULL; /* Force abs lookup */

+			lookup->done_as_is = ISC_TRUE;

+			lookup->need_search = usesearch;

+		} else if (lookup->origin == NULL && usesearch) {

+			lookup->origin = ISC_LIST_HEAD(search_list);

+			lookup->need_search = ISC_FALSE;

+		}

 #else

 		if ((count_dots(lookup->textname) >= ndots) || !usesearch) {

 			lookup->origin = NULL; /* Force abs lookup */

@@ -2044,6 +2092,20 @@ setup_lookup(dig_lookup_t *lookup) {

 			    IDN_IDNCONV | IDN_LENCHECK, utf8_textname,

 			    idn_textname, sizeof(idn_textname));

 	idn_check_result(mr, "convert UTF-8 textname to IDN encoding");

+#elif defined (WITH_LIBIDN)

+	if (lookup->origin != NULL) {

+		result = libidn_locale_to_utf8 (lookup->origin->origin, &utf8_str);

+		check_result (result, "convert origin to UTF-8");

+		if (len + strlen (utf8_str) + 1 < MXNAME) {

+			utf8_name[len++] = '.';

+			(void) strcpy (utf8_name + len, utf8_str);

+		} else {

+			fatal ("Too long name + origin");

+		}

+		isc_mem_free (mctx, utf8_str);

+	}

+

+	result = libidn_utf8_to_ascii (utf8_name, ascii_name);

 #else

 	if (lookup->origin != NULL) {

 		debug("trying origin %s", lookup->origin->origin);

@@ -2099,6 +2161,13 @@ setup_lookup(dig_lookup_t *lookup) {

 			result = dns_name_fromtext(lookup->name, &b,

 						   dns_rootname, 0,

 						   &lookup->namebuf);

+#elif defined (WITH_LIBIDN)

+			len = strlen (ascii_name);

+			isc_buffer_init(&b, ascii_name, len);

+			isc_buffer_add(&b, len);

+			result = dns_name_fromtext(lookup->name, &b,

+						   dns_rootname, 0,

+						   &lookup->namebuf);

 #else

 			len = strlen(lookup->textname);

 			isc_buffer_init(&b, lookup->textname, len);

@@ -3617,7 +3686,7 @@ destroy_libs(void) {

 	void * ptr;

 	dig_message_t *chase_msg;

 #endif

-#ifdef WITH_IDN

+#if defined (WITH_IDN) || defined (WITH_LIBIDN)

 	isc_result_t result;

 #endif

@@ -3656,6 +3725,10 @@ destroy_libs(void) {

 	result = dns_name_settotextfilter(NULL);

 	check_result(result, "dns_name_settotextfilter");

 #endif

+#ifdef WITH_LIBIDN

+	result = dns_name_settotextfilter (NULL);

+	check_result(result, "clearing dns_name_settotextfilter");

+#endif

 	dns_name_destroy();

 	if (commctx != NULL) {

@@ -3834,6 +3907,79 @@ idn_check_result(idn_result_t r, const c

 	}

 }

 #endif /* WITH_IDN */

+#ifdef WITH_LIBIDN

+/* If stringprep_locale_to_utf8 fails simple copy string */

+static isc_result_t

+libidn_locale_to_utf8 (const char *from, char **to) {

+	char *utf8_str;

+

+	utf8_str = stringprep_locale_to_utf8 (from);

+	if (utf8_str == NULL) {

+		*to = isc_mem_allocate (mctx, strlen (from) + 1);

+		if (*to == NULL)

+			return (ISC_R_NOMEMORY);

+		(void) strcpy (*to, from);

+	} else {

+		*to = isc_mem_allocate (mctx, strlen (utf8_str) + 1);

+		if (*to == NULL)

+			return (ISC_R_NOMEMORY);

+		(void) strcpy (*to, utf8_str);

+		free (utf8_str);

+	}

+	return (ISC_R_SUCCESS);

+}

+static isc_result_t

+libidn_utf8_to_ascii (const char *from, char *to) {

+	char *ascii;

+

+	if (idna_to_ascii_8z (from, &ascii, 0) != IDNA_SUCCESS)

+		return (ISC_R_FAILURE);

+

+	(void) strcpy (to, ascii);

+	free (ascii);

+	return (ISC_R_SUCCESS);

+}

+/* based on idnkit's code*/

+static isc_result_t

+output_filter (isc_buffer_t *buffer, unsigned int used_org,

+	       isc_boolean_t absolute) {

+	char tmp1[MXNAME], *tmp2;

+        size_t fromlen, tolen;

+        isc_boolean_t end_with_dot;

+

+        fromlen = isc_buffer_usedlength(buffer) - used_org;

+	if (fromlen >= MXNAME)

+		return (ISC_R_SUCCESS);

+        memcpy(tmp1, (char *)isc_buffer_base(buffer) + used_org, fromlen);

+        end_with_dot = (tmp1[fromlen - 1] == '.') ? ISC_TRUE : ISC_FALSE;

+        if (absolute && !end_with_dot) {

+                fromlen++;

+		if (fromlen >= MXNAME)

+			return (ISC_R_SUCCESS);

+                tmp1[fromlen - 1] = '.';

+        }

+        tmp1[fromlen] = '\0';

+

+	if (idna_to_unicode_lzlz (tmp1, &tmp2, 0) != IDNA_SUCCESS)

+		return (ISC_R_SUCCESS);

+

+	(void) strcpy (tmp1, tmp2);

+	free (tmp2);

+

+        tolen = strlen(tmp1);

+        if (absolute && !end_with_dot && tmp1[tolen - 1] == '.')

+                tolen--;

+

+        if (isc_buffer_length(buffer) < used_org + tolen)

+                return (ISC_R_NOSPACE);

+

+        isc_buffer_subtract(buffer, isc_buffer_usedlength(buffer) - used_org);

+        memcpy(isc_buffer_used(buffer), tmp1, tolen);

+        isc_buffer_add(buffer, tolen);

+

+        return (ISC_R_SUCCESS);

+}

+#endif /* WITH_LIBIDN*/

 #ifdef DIG_SIGCHASE

 void

diff -up bind-9.7.0b1/bin/dig/Makefile.in.libidn bind-9.7.0b1/bin/dig/Makefile.in

--- bind-9.7.0b1/bin/dig/Makefile.in.libidn	2009-09-22 10:47:55.000000000 +0200

+++ bind-9.7.0b1/bin/dig/Makefile.in	2009-10-20 10:50:06.201543709 +0200

@@ -46,10 +46,10 @@ DEPLIBS =	${DNSDEPLIBS} ${BIND9DEPLIBS} 

 		${LWRESDEPLIBS}

 LIBS =		${LWRESLIBS} ${DNSLIBS} ${BIND9LIBS} ${ISCCFGLIBS} \

-		${ISCLIBS} @IDNLIBS@ @LIBS@

+		${ISCLIBS} @IDNLIBS@ @LIBS@ -lidn

 NOSYMLIBS =	${LWRESLIBS} ${DNSLIBS} ${BIND9LIBS} ${ISCCFGLIBS} \

-		${ISCNOSYMLIBS} @IDNLIBS@ @LIBS@

+		${ISCNOSYMLIBS} @IDNLIBS@ @LIBS@ -lidn

 SUBDIRS =

@@ -67,6 +67,8 @@ HTMLPAGES =	dig.html host.html nslookup.

 MANOBJS =	${MANPAGES} ${HTMLPAGES}

+EXT_CFLAGS = -DWITH_LIBIDN

+

 @BIND9_MAKE_RULES@

 dig@EXEEXT@: dig.@O@ dighost.@O@ ${UOBJS} ${DEPLIBS}