update from main archive 961110cvs/libc-961111

Sun Nov 10 23:28:16 1996  Ulrich Drepper  <drepper@cygnus.com>

	* inet/getprtname_r.c: Reformat copyright.

	* nss/Makefile (databases): Add key.
	(libnss_files-routines): Exclude key database.
	(libnss_db-routines): Likewise.
	* nss/key-lookup.c: New file.

	* nss/getXXent_r.c (last_nip): Remember last service used since
	last setXXent call.
	(SETFUNC): Don't force to work through whole list of services in
	call to __nss_next.
	Update last_nip if necessary.
	(ENDFUNC): Only process endXXent function up to currently used
	last service.
	(GETFUNC): Update last_nip if necessary.

	* nss/nss_files/files-netgrp.c (_nss_netgroup_parseline): Don't
	make static.

	* rpc/auth_des.h: New file.
	* sunrpc/Makefile (headers): Add auth_des.h.
	(routines): Add publickey.
	* sunrpc/publickey.c: New file.  Interface to public key handling.
	* sunrpc/rpc/auth_des.h: New file.
	* sunrpc/rpc/netdb.h: Really include <rpc/auth_des.h>.

1 files changed, 110 insertions, 0 deletions

diff --git a/sunrpc/publickey.c b/sunrpc/publickey.c
new file mode 100644
index 0000000..9a31432
--- /dev/null
+++ b/sunrpc/publickey.c
@@ -0,0 +1,110 @@
+/* Get public or secret key from key server.
+   Copyright (C) 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <rpc/netdb.h>
+
+#include "nsswitch.h"
+
+
+/* Type of the lookup function for the public key.  */
+typedef int (*public_function) (const char *, char *);
+
+/* Type of the lookup function for the secret key.  */
+typedef int (*secret_function) (const char *, char *, const char *);
+
+/* The lookup function for the first entry of this service.  */
+extern int __nss_publickey_lookup (service_user **nip, const char *name,
+				   void **fctp);
+
+
+int
+getpublickey (const char *name, char *key)
+{
+  static service_user *startp = NULL;
+  static public_function start_fct;
+  service_user *nip;
+  public_function fct;
+  enum nss_status status = NSS_STATUS_UNAVAIL;
+  int no_more;
+
+  if (startp == NULL)
+    {
+      no_more = __nss_publickey_lookup (&nip, "getpublickey", (void **) &fct);
+      if (no_more)
+	startp = (service_user *) -1;
+      else
+	{
+	  startp = nip;
+	  start_fct = fct;
+	}
+    }
+  else
+    {
+      fct = start_fct;
+      no_more = (nip = startp) == (service_user *) -1;
+    }
+
+  while (! no_more)
+    {
+      status = (*fct) (name, key);
+
+      no_more = __nss_next (&nip, "getpublickey", (void **) &fct, status, 0);
+    }
+
+  return status == NSS_STATUS_SUCCESS;
+}
+
+
+int
+getsecretkey (const char *name, char *key, const char *passwd)
+{
+  static service_user *startp = NULL;
+  static secret_function start_fct;
+  service_user *nip;
+  secret_function fct;
+  enum nss_status status = NSS_STATUS_UNAVAIL;
+  int no_more;
+
+  if (startp == NULL)
+    {
+      no_more = __nss_publickey_lookup (&nip, "getsecretkey", (void **) &fct);
+      if (no_more)
+	startp = (service_user *) -1;
+      else
+	{
+	  startp = nip;
+	  start_fct = fct;
+	}
+    }
+  else
+    {
+      fct = start_fct;
+      no_more = (nip = startp) == (service_user *) -1;
+    }
+
+  while (! no_more)
+    {
+      status = (*fct) (name, key, passwd);
+
+      no_more = __nss_next (&nip, "getsecretkey", (void **) &fct, status, 0);
+    }
+
+  return status == NSS_STATUS_SUCCESS;
+}