X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=utils%2Fexportfs%2Fexportfs.c;h=0070b544d654400f9dbafa1127423e55609c5ea0;hb=0509d3428f523;hp=331e57e8cf4b5efd8a5c296f16abc4d1db64fc69;hpb=d9c22d2e825d050a89da8c798c56f3a96d2359b0;p=nfs-utils.git

diff --git a/utils/exportfs/exportfs.c b/utils/exportfs/exportfs.c
index 331e57e..0070b54 100644
--- a/utils/exportfs/exportfs.c
+++ b/utils/exportfs/exportfs.c
@@ -232,7 +232,7 @@ exportfs(char *arg, char *options, int verbose)
 {
 	struct exportent *eep;
 	nfs_export	*exp;
-	struct hostent	*hp = NULL;
+	struct addrinfo	*ai = NULL;
 	char		*path;
 	char		*hname = arg;
 	int		htype;
@@ -245,32 +245,21 @@ exportfs(char *arg, char *options, int verbose)
 		return;
 	}
 
-	if ((htype = client_gettype(hname)) == MCL_FQDN &&
-	    (hp = gethostbyname(hname)) != NULL) {
-		struct hostent *hp2 = hostent_dup (hp);
-		hp = gethostbyaddr(hp2->h_addr, hp2->h_length,
-				   hp2->h_addrtype);
-		if (hp) {
-			free(hp2);
-			hp = hostent_dup(hp);
-		} else
-			hp = hp2;
-		exp = export_find(hp, path);
-		hname = hp->h_name;
-	} else {
+	if ((htype = client_gettype(hname)) == MCL_FQDN) {
+		ai = host_addrinfo(hname);
+		if (ai != NULL) {
+			exp = export_find(ai, path);
+			hname = ai->ai_canonname;
+		}
+	} else
 		exp = export_lookup(hname, path, 0);
-	}
 
 	if (!exp) {
 		if (!(eep = mkexportent(hname, path, options)) ||
-		    !(exp = export_create(eep, 0))) {
-			if (hp) free (hp);
-			return;
-		}
-	} else if (!updateexportent(&exp->m_export, options)) {
-		if (hp) free (hp);
-		return;
-	}
+		    !(exp = export_create(eep, 0)))
+			goto out;
+	} else if (!updateexportent(&exp->m_export, options))
+		goto out;
 
 	if (verbose)
 		printf("exporting %s:%s\n", exp->m_client->m_hostname, 
@@ -280,14 +269,16 @@ exportfs(char *arg, char *options, int verbose)
 	exp->m_changed = 1;
 	exp->m_warned = 0;
 	validate_export(exp);
-	if (hp) free (hp);
+
+out:
+	freeaddrinfo(ai);
 }
 
 static void
 unexportfs(char *arg, int verbose)
 {
 	nfs_export	*exp;
-	struct hostent	*hp = NULL;
+	struct addrinfo *ai = NULL;
 	char		*path;
 	char		*hname = arg;
 	int		htype;
@@ -302,10 +293,9 @@ unexportfs(char *arg, int verbose)
 	}
 
 	if ((htype = client_gettype(hname)) == MCL_FQDN) {
-		if ((hp = gethostbyname(hname)) != 0) {
-			hp = hostent_dup (hp);
-			hname = (char *) hp->h_name;
-		}
+		ai = host_addrinfo(hname);
+		if (ai)
+			hname = ai->ai_canonname;
 	}
 
 	for (exp = exportlist[htype].p_head; exp; exp = exp->m_next) {
@@ -341,7 +331,7 @@ unexportfs(char *arg, int verbose)
 		exp->m_mayexport = 0;
 	}
 
-	if (hp) free (hp);
+	freeaddrinfo(ai);
 }
 
 static int can_test(void)