* nis/nis_domain_of.c (__nis_domain_of): New function.

	* include/rpcsvc/nislib.h (__nis_domain_of): New prototype.
	* nis/nis_lookup.c (nis_lookup): Use __nis_domain_of.
	* nis/nis_call.c (rec_dirsearch): Likewise.
	(first_shoot): Likewise.  Remove search_parent_first argument.
	(struct nis_server_cache): Rename search_parent_first field
	to search_parent.
	(nis_server_cache_search, nis_server_cache_add): Rename
	search_parent_first argument to search_parent.
	(__nisfind_server): Likewise.  If search_parent, call
	__nis_domain_of.

diff --git a/ChangeLog b/ChangeLog
index a8b5ec7f7ecdb9b3ecf433531b810d0a634ff574..9bb590a0a86044af8164f92dd43ff74f1899428e 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,17 @@
+2007-04-06  Jakub Jelinek  <jakub@redhat.com>
+
+       * nis/nis_domain_of.c (__nis_domain_of): New function.
+       * include/rpcsvc/nislib.h (__nis_domain_of): New prototype.
+       * nis/nis_lookup.c (nis_lookup): Use __nis_domain_of.
+       * nis/nis_call.c (rec_dirsearch): Likewise.
+       (first_shoot): Likewise.  Remove search_parent_first argument.
+       (struct nis_server_cache): Rename search_parent_first field
+       to search_parent.
+       (nis_server_cache_search, nis_server_cache_add): Rename
+       search_parent_first argument to search_parent.
+       (__nisfind_server): Likewise.  If search_parent, call
+       __nis_domain_of.
+
 2007-04-18  Ulrich Drepper  <drepper@redhat.com>
 
        * sysdeps/posix/getaddrinfo.c: Remove commented-out code.

diff --git a/include/rpcsvc/nislib.h b/include/rpcsvc/nislib.h
index 9c2be0e811a530c1b66382a5b54b84fe8a4ca696..635c513e4dcdc8a4b785d85a684138098d958aaa 100644 (file)
--- a/include/rpcsvc/nislib.h
+++ b/include/rpcsvc/nislib.h
@@ -42,4 +42,6 @@ libnsl_hidden_proto (__nis_default_group)
 libnsl_hidden_proto (__nis_default_access)
 libnsl_hidden_proto (nis_clone_object)
 
+extern const_nis_name __nis_domain_of (const_nis_name) __THROW;
+
 #endif

diff --git a/nis/nis_call.c b/nis/nis_call.c
index fcf238db4ef5ef46e60e19b63169da312e23d670..c571e8f367b0bdd93af84271316ab2c0f06b76d4 100644 (file)
--- a/nis/nis_call.c
+++ b/nis/nis_call.c
@@ -422,9 +422,7 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, nis_error *status)
     case HIGHER_NAME:
       { /* We need data from a parent domain */
        directory_obj *obj;
-       char ndomain[strlen (dir->do_name) + 3];
-
-       nis_domain_of_r (dir->do_name, ndomain, sizeof (ndomain));
+       const char *ndomain = __nis_domain_of (dir->do_name);
 
        /* The root server of our domain is a replica of the parent
           domain ! (Now I understand why a root server must be a
@@ -468,7 +466,7 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, nis_error *status)
        size_t namelen = strlen (name);
        char leaf[namelen + 3];
        char domain[namelen + 3];
-       char ndomain[namelen + 3];
+       const char *ndomain;
        char *cp;
 
        strcpy (domain, name);
@@ -481,8 +479,8 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, nis_error *status)
                return NULL;
              }
            nis_leaf_of_r (domain, leaf, sizeof (leaf));
-           nis_domain_of_r (domain, ndomain, sizeof (ndomain));
-           strcpy (domain, ndomain);
+           ndomain = __nis_domain_of (domain);
+           memmove (domain, ndomain, strlen (ndomain) + 1);
          }
        while (nis_dir_cmp (domain, dir->do_name) != SAME_NAME);
 
@@ -535,29 +533,16 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, nis_error *status)
 /* We try to query the current server for the searched object,
    maybe he know about it ? */
 static directory_obj *
-first_shoot (const_nis_name name, int search_parent_first, directory_obj *dir)
+first_shoot (const_nis_name name, directory_obj *dir)
 {
   directory_obj *obj = NULL;
   fd_result *fd_res;
   XDR xdrs;
-  char domain[strlen (name) + 3];
 
-#if 0
   if (nis_dir_cmp (name, dir->do_name) == SAME_NAME)
     return dir;
-#endif
-
-  const char *search_name = name;
-  if (search_parent_first)
-    {
-      nis_domain_of_r (name, domain, sizeof (domain));
-      search_name = domain;
-    }
-
-  if (nis_dir_cmp (search_name, dir->do_name) == SAME_NAME)
-    return dir;
 
-  fd_res = __nis_finddirectory (dir, search_name);
+  fd_res = __nis_finddirectory (dir, name);
   if (fd_res == NULL)
     return NULL;
   if (fd_res->status == NIS_SUCCESS
@@ -585,7 +570,7 @@ first_shoot (const_nis_name name, int search_parent_first, directory_obj *dir)
 
 static struct nis_server_cache
 {
-  int search_parent_first;
+  int search_parent;
   int uses;
   unsigned int size;
   unsigned int server_used;
@@ -597,7 +582,7 @@ static time_t nis_cold_start_mtime;
 __libc_lock_define_initialized (static, nis_server_cache_lock)
 
 static directory_obj *
-nis_server_cache_search (const_nis_name name, int search_parent_first,
+nis_server_cache_search (const_nis_name name, int search_parent,
                         unsigned int *server_used, unsigned int *current_ep,
                         struct timeval *now)
 {
@@ -621,7 +606,7 @@ nis_server_cache_search (const_nis_name name, int search_parent_first,
        free (nis_server_cache[i]);
        nis_server_cache[i] = NULL;
       }
-    else if (nis_server_cache[i]->search_parent_first == search_parent_first
+    else if (nis_server_cache[i]->search_parent == search_parent
             && strcmp (nis_server_cache[i]->name, name) == 0)
       {
        ret = calloc (1, sizeof (directory_obj));
@@ -653,7 +638,7 @@ nis_server_cache_search (const_nis_name name, int search_parent_first,
 }
 
 static void
-nis_server_cache_add (const_nis_name name, int search_parent_first,
+nis_server_cache_add (const_nis_name name, int search_parent,
                      directory_obj *dir, unsigned int server_used,
                      unsigned int current_ep, struct timeval *now)
 {
@@ -672,7 +657,7 @@ nis_server_cache_add (const_nis_name name, int search_parent_first,
   new = calloc (1, sizeof (*new) + strlen (name) + 8 + size);
   if (new == NULL)
     return;
-  new->search_parent_first = search_parent_first;
+  new->search_parent = search_parent;
   new->uses = 1;
   new->expires = now->tv_sec + dir->do_ttl;
   new->size = size;
@@ -713,7 +698,7 @@ nis_server_cache_add (const_nis_name name, int search_parent_first,
 }
 
 nis_error
-__nisfind_server (const_nis_name name, int search_parent_first,
+__nisfind_server (const_nis_name name, int search_parent,
                  directory_obj **dir, dir_binding *dbp, unsigned int flags)
 {
   nis_error result = NIS_SUCCESS;
@@ -732,7 +717,7 @@ __nisfind_server (const_nis_name name, int search_parent_first,
   (void) gettimeofday (&now, NULL);
 
   if ((flags & NO_CACHE) == 0)
-    *dir = nis_server_cache_search (name, search_parent_first, &server_used,
+    *dir = nis_server_cache_search (name, search_parent, &server_used,
                                    &current_ep, &now);
   if (*dir != NULL)
     {
@@ -762,10 +747,13 @@ __nisfind_server (const_nis_name name, int search_parent_first,
     return NIS_UNAVAIL;
 
   /* Try at first, if servers in "dir" know our object */
-  obj = first_shoot (name, search_parent_first, *dir);
+  const char *search_name = name;
+  if (search_parent)
+    search_name = __nis_domain_of (name);
+  obj = first_shoot (search_name, *dir);
   if (obj == NULL)
     {
-      obj = rec_dirsearch (name, *dir, &status);
+      obj = rec_dirsearch (search_name, *dir, &status);
       if (obj == NULL)
        result = status;
     }
@@ -786,7 +774,7 @@ __nisfind_server (const_nis_name name, int search_parent_first,
              current_ep = dbp->current_ep;
            }
          if ((flags & NO_CACHE) == 0)
-           nis_server_cache_add (name, search_parent_first, obj,
+           nis_server_cache_add (name, search_parent, obj,
                                  server_used, current_ep, &now);
        }
       else

diff --git a/nis/nis_domain_of.c b/nis/nis_domain_of.c
index eca2066aa3188a8dd148999b4a4d8a855f840054..4d6b48640efa9bfa99a2e430719b4374e729e045 100644 (file)
--- a/nis/nis_domain_of.c
+++ b/nis/nis_domain_of.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 1997 Free Software Foundation, Inc.
+/* Copyright (c) 1997, 2007 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
 
@@ -26,3 +26,17 @@ nis_domain_of (const_nis_name name)
 
   return nis_domain_of_r (name, result, NIS_MAXNAMELEN);
 }
+
+const_nis_name
+__nis_domain_of (const_nis_name name)
+{
+  const_nis_name cptr = strchr (name, '.');
+
+  if (cptr++ == NULL)
+    return "";
+
+  if (*cptr == '\0')
+    return ".";
+
+  return cptr;
+}

diff --git a/nis/nis_lookup.c b/nis/nis_lookup.c
index 2075caa0092f63b0cb2137fcc5fce4c681f35841..9677b4d3d1c7b5a36a909bb67dfa1380cffd0bf1 100644 (file)
--- a/nis/nis_lookup.c
+++ b/nis/nis_lookup.c
@@ -75,7 +75,6 @@ nis_lookup (const_nis_name name, const unsigned int flags)
        {
          static const struct timeval RPCTIMEOUT = {10, 0};
          enum clnt_stat result;
-         char ndomain[strlen (req.ns_name) + 1];
 
        again:
          result = clnt_call (bptr.clnt, NIS_LOOKUP,
@@ -137,10 +136,9 @@ nis_lookup (const_nis_name name, const unsigned int flags)
                      if (__nisbind_next (&bptr) != NIS_SUCCESS)
                        {
                          /* No more servers to search.  Try parent.  */
-                         nis_domain_of_r (req.ns_name, ndomain,
-                                          sizeof (ndomain));
+                         const char *ndomain = __nis_domain_of (req.ns_name);
                          req.ns_name = strdupa (ndomain);
-                         if (strcmp (ndomain, ".") == 0)
+                         if (strcmp (req.ns_name, ".") == 0)
                            {
                              NIS_RES_STATUS (res) = NIS_NAMEUNREACHABLE;
                              goto out;