[BZ #9955]

2009-04-23  Ulrich Drepper  <drepper@redhat.com>
	[BZ #9955]
	* gshadow/Makefile: New file.
	* gshadow/Versions: New file.
	* gshadow/fgetsgent.c: New file.
	* gshadow/fgetsgent_r.c: New file.
	* gshadow/getsgent.c: New file.
	* gshadow/getsgent_r.c: New file.
	* gshadow/getsgnam.c: New file.
	* gshadow/getsgnam_r.c: New file.
	* gshadow/gshadow.h: New file.
	* gshadow/putsgent.c: New file.
	* gshadow/sgetsgent.c: New file.
	* gshadow/sgetsgent_r.c: New file.
	* gshadow/tst-gshadow.c: New file.
	* include/gshadow.h: New file.
	* Makeconfig (all-subdirs): Add gshadow.
	* Makefile (installed-headers): Add gshadow/gshadow.h.
	* nss/Makefile (databases): Add sgrp.
	* nss/Versions: Add gshadow functions as private exports.
	* nss/nsswitch.conf: Add gshadow entry.
	* nss/sgrp-lookup.c: New file.
	* nss/nss_files/files-parse.c: Add STRING_LIST macro.  Rewrite
	parse_list to handle STRING_LIST and TRAILING_LIST_PARSER.
	* nss/nss_files/files-sgrp.c: New file.
	* sysdeps/generic/paths.h: Add _PATH_GSHADOW.
	* sysdeps/unix/sysv/linux/paths.h: Likewise.

1 files changed, 131 insertions, 0 deletions

diff --git a/gshadow/gshadow.h b/gshadow/gshadow.h
new file mode 100644
index 0000000000..d0b28aeaa3
--- /dev/null
+++ b/gshadow/gshadow.h
@@ -0,0 +1,131 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/* Declaration of types and functions for shadow group suite.  */
+
+#ifndef _GSHADOW_H
+#define _GSHADOW_H	1
+
+#include <features.h>
+
+#include <paths.h>
+
+#define	__need_FILE
+#include <stdio.h>
+#define __need_size_t
+#include <stddef.h>
+
+/* Path to the user database files.  */
+#define	GSHADOW _PATH_GSHADOW
+
+
+__BEGIN_DECLS
+
+/* Structure of the group file.  */
+struct sgrp
+  {
+    char *sg_namp;		/* Group name.  */
+    char *sg_passwd;		/* Encrypted password.  */
+    char **sg_adm;		/* Group administrator list.  */
+    char **sg_mem;		/* Group member list.  */
+  };
+
+
+/* Open database for reading.
+
+   This function is not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation it is a cancellation point and
+   therefore not marked with __THROW.  */
+extern void setsgent (void);
+
+/* Close database.
+
+   This function is not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation it is a cancellation point and
+   therefore not marked with __THROW.  */
+extern void endsgent (void);
+
+/* Get next entry from database, perhaps after opening the file.
+
+   This function is not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation it is a cancellation point and
+   therefore not marked with __THROW.  */
+extern struct sgrp *getsgent (void);
+
+/* Get shadow entry matching NAME.
+
+   This function is not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation it is a cancellation point and
+   therefore not marked with __THROW.  */
+extern struct sgrp *getsgnam (__const char *__name);
+
+/* Read shadow entry from STRING.
+
+   This function is not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation it is a cancellation point and
+   therefore not marked with __THROW.  */
+extern struct sgrp *sgetsgent (__const char *__string);
+
+/* Read next shadow entry from STREAM.
+
+   This function is not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation it is a cancellation point and
+   therefore not marked with __THROW.  */
+extern struct sgrp *fgetsgent (FILE *__stream);
+
+/* Write line containing shadow password entry to stream.
+
+   This function is not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation it is a cancellation point and
+   therefore not marked with __THROW.  */
+extern int putsgent (__const struct sgrp *__g, FILE *__stream);
+
+
+#ifdef __USE_MISC
+/* Reentrant versions of some of the functions above.
+
+   These functions are not part of POSIX and therefore no official
+   cancellation point.  But due to similarity with an POSIX interface
+   or due to the implementation they are cancellation points and
+   therefore not marked with __THROW.  */
+extern int getsgent_r (struct sgrp *__result_buf, char *__buffer,
+		       size_t __buflen, struct sgrp **__result);
+
+extern int getsgnam_r (__const char *__name, struct sgrp *__result_buf,
+		       char *__buffer, size_t __buflen,
+		       struct sgrp **__result);
+
+extern int sgetsgent_r (__const char *__string, struct sgrp *__result_buf,
+			char *__buffer, size_t __buflen,
+			struct sgrp **__result);
+
+extern int fgetsgent_r (FILE *__stream, struct sgrp *__result_buf,
+			char *__buffer, size_t __buflen,
+			struct sgrp **__result);
+#endif	/* misc */
+
+__END_DECLS
+
+#endif /* gshadow.h */