imported original firmware WRT54GL_v4.30.11_11_US

17 files changed, 1295 insertions, 0 deletions

diff --git a/release/src/router/busybox/libpwdgrp/Makefile b/release/src/router/busybox/libpwdgrp/Makefile
new file mode 100644
index 00000000..5c54be32
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/Makefile
@@ -0,0 +1,30 @@
+# Makefile for busybox
+#
+# Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+
+TOPDIR:= ../
+LIBPWDGRP_DIR:=./
+include $(TOPDIR).config
+include $(TOPDIR)Rules.mak
+include Makefile.in
+all: $(libraries-y)
+-include $(TOPDIR).depend
+
+clean:
+	rm -f *.o *.a $(AR_TARGET)
+
diff --git a/release/src/router/busybox/libpwdgrp/Makefile.in b/release/src/router/busybox/libpwdgrp/Makefile.in
new file mode 100755
index 00000000..886639e1
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/Makefile.in
@@ -0,0 +1,35 @@
+# Makefile for busybox
+#
+# Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+
+LIBPWDGRP_AR:=libpwdgrp.a
+ifndef $(LIBPWDGRP_DIR)
+LIBPWDGRP_DIR:=$(TOPDIR)libpwdgrp/
+endif
+
+LIBPWDGRP-y:=
+LIBPWDGRP-$(CONFIG_USE_BB_PWD_GRP) += __getgrent.o __getgrent.o __getpwent.o\
+	fgetgrent.o fgetpwent.o getgrgid.o getgrnam.o getpw.o getpwnam.o \
+	getpwuid.o grent.o initgroups.o putpwent.o pwent.o setgroups.o
+LIBPWDGRP-$(CONFIG_USE_BB_SHADOW) += shadow.o
+
+libraries-y+=$(LIBPWDGRP_DIR)$(LIBPWDGRP_AR)
+
+$(LIBPWDGRP_DIR)$(LIBPWDGRP_AR): $(patsubst %,$(LIBPWDGRP_DIR)%, $(LIBPWDGRP-y))
+	$(AR) -ro $@ $(patsubst %,$(LIBPWDGRP_DIR)%, $(LIBPWDGRP-y))
+
diff --git a/release/src/router/busybox/libpwdgrp/__getgrent.c b/release/src/router/busybox/libpwdgrp/__getgrent.c
new file mode 100644
index 00000000..39230104
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/__getgrent.c
@@ -0,0 +1,203 @@
+/*
+ * __getgrent.c - This file is part of the libc-8086/grp package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "busybox.h"
+#include "grp_.h"
+
+/*
+ * Define GR_SCALE_DYNAMIC if you want grp to dynamically scale its read buffer
+ * so that lines of any length can be used.  On very very small systems,
+ * you may want to leave this undefined becasue it will make the grp functions
+ * somewhat larger (because of the inclusion of malloc and the code necessary).
+ * On larger systems, you will want to define this, because grp will _not_
+ * deal with long lines gracefully (they will be skipped).
+ */
+#undef GR_SCALE_DYNAMIC
+
+#ifndef GR_SCALE_DYNAMIC
+/*
+ * If scaling is not dynamic, the buffers will be statically allocated, and
+ * maximums must be chosen.  GR_MAX_LINE_LEN is the maximum number of
+ * characters per line in the group file.  GR_MAX_MEMBERS is the maximum
+ * number of members of any given group.
+ */
+#define GR_MAX_LINE_LEN 128
+/* GR_MAX_MEMBERS = (GR_MAX_LINE_LEN-(24+3+6))/9 */
+#define GR_MAX_MEMBERS 11
+
+#endif /* !GR_SCALE_DYNAMIC */
+
+
+/*
+ * Define GR_DYNAMIC_GROUP_LIST to make initgroups() dynamically allocate
+ * space for it's GID array before calling setgroups().  This is probably
+ * unnecessary scalage, so it's undefined by default.
+ */
+#undef GR_DYNAMIC_GROUP_LIST
+
+#ifndef GR_DYNAMIC_GROUP_LIST
+/*
+ * GR_MAX_GROUPS is the size of the static array initgroups() uses for
+ * its static GID array if GR_DYNAMIC_GROUP_LIST isn't defined.
+ */
+#define GR_MAX_GROUPS 64
+
+#endif /* !GR_DYNAMIC_GROUP_LIST */
+
+
+/*
+ * This is the core group-file read function.  It behaves exactly like
+ * getgrent() except that it is passed a file descriptor.  getgrent()
+ * is just a wrapper for this function.
+ */
+struct group *__getgrent(int grp_fd)
+{
+#ifndef GR_SCALE_DYNAMIC
+	static char line_buff[GR_MAX_LINE_LEN];
+	static char *members[GR_MAX_MEMBERS];
+#else
+	static char *line_buff = NULL;
+	static char **members = NULL;
+	short line_index;
+	short buff_size;
+#endif
+	static struct group group;
+	register char *ptr;
+	char *field_begin;
+	short member_num;
+	char *endptr;
+	int line_len;
+
+
+	/* We use the restart label to handle malformatted lines */
+  restart:
+#ifdef GR_SCALE_DYNAMIC
+	line_index = 0;
+	buff_size = 256;
+#endif
+
+#ifndef GR_SCALE_DYNAMIC
+	/* Read the line into the static buffer */
+	if ((line_len = read(grp_fd, line_buff, GR_MAX_LINE_LEN)) <= 0)
+		return NULL;
+	field_begin = strchr(line_buff, '\n');
+	if (field_begin != NULL)
+		lseek(grp_fd, (long) (1 + field_begin - (line_buff + line_len)),
+			  SEEK_CUR);
+	else {						/* The line is too long - skip it :-\ */
+
+		do {
+			if ((line_len = read(grp_fd, line_buff, GR_MAX_LINE_LEN)) <= 0)
+				return NULL;
+		} while (!(field_begin = strchr(line_buff, '\n')));
+		lseek(grp_fd, (long) ((field_begin - line_buff) - line_len + 1),
+			  SEEK_CUR);
+		goto restart;
+	}
+	if (*line_buff == '#' || *line_buff == ' ' || *line_buff == '\n' ||
+		*line_buff == '\t')
+		goto restart;
+	*field_begin = '\0';
+
+#else							/* !GR_SCALE_DYNAMIC */
+	line_buff = realloc(line_buff, buff_size);
+	while (1) {
+		if ((line_len = read(grp_fd, line_buff + line_index,
+							 buff_size - line_index)) <= 0)
+			return NULL;
+		field_begin = strchr(line_buff, '\n');
+		if (field_begin != NULL) {
+			lseek(grp_fd,
+				  (long) (1 + field_begin -
+						  (line_len + line_index + line_buff)), SEEK_CUR);
+			*field_begin = '\0';
+			if (*line_buff == '#' || *line_buff == ' '
+				|| *line_buff == '\n' || *line_buff == '\t')
+				goto restart;
+			break;
+		} else {				/* Allocate some more space */
+
+			line_index = buff_size;
+			buff_size += 256;
+			line_buff = realloc(line_buff, buff_size);
+		}
+	}
+#endif							/* GR_SCALE_DYNAMIC */
+
+	/* Now parse the line */
+	group.gr_name = line_buff;
+	ptr = strchr(line_buff, ':');
+	if (ptr == NULL)
+		goto restart;
+	*ptr++ = '\0';
+
+	group.gr_passwd = ptr;
+	ptr = strchr(ptr, ':');
+	if (ptr == NULL)
+		goto restart;
+	*ptr++ = '\0';
+
+	field_begin = ptr;
+	ptr = strchr(ptr, ':');
+	if (ptr == NULL)
+		goto restart;
+	*ptr++ = '\0';
+
+	group.gr_gid = (gid_t) strtoul(field_begin, &endptr, 10);
+	if (*endptr != '\0')
+		goto restart;
+
+	member_num = 0;
+	field_begin = ptr;
+
+#ifndef GR_SCALE_DYNAMIC
+	while ((ptr = strchr(ptr, ',')) != NULL) {
+		*ptr = '\0';
+		ptr++;
+		members[member_num] = field_begin;
+		field_begin = ptr;
+		member_num++;
+	}
+	if (*field_begin == '\0')
+		members[member_num] = NULL;
+	else {
+		members[member_num] = field_begin;
+		members[member_num + 1] = NULL;
+	}
+#else							/* !GR_SCALE_DYNAMIC */
+	free(members);
+	members = (char **) malloc((member_num + 1) * sizeof(char *));   
+	for ( ; field_begin && *field_begin != '\0'; field_begin = ptr) {
+	    if ((ptr = strchr(field_begin, ',')) != NULL)
+		*ptr++ = '\0';
+	    members[member_num++] = field_begin;
+	    members = (char **) realloc(members,
+		    (member_num + 1) * sizeof(char *));
+	}
+	members[member_num] = NULL;
+#endif							/* GR_SCALE_DYNAMIC */
+
+	group.gr_mem = members;
+	return &group;
+}
diff --git a/release/src/router/busybox/libpwdgrp/__getpwent.c b/release/src/router/busybox/libpwdgrp/__getpwent.c
new file mode 100644
index 00000000..1b38c27e
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/__getpwent.c
@@ -0,0 +1,115 @@
+/*
+ * __getpwent.c - This file is part of the libc-8086/pwd package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <fcntl.h>
+
+#include "pwd_.h"
+#include "busybox.h"
+
+#define PWD_BUFFER_SIZE 256
+
+/* This isn't as flash as my previous version -- it doesn't dynamically
+  scale down the gecos on too-long lines, but it also makes fewer syscalls,
+  so it's probably nicer.  Write me if you want the old version.  Maybe I
+  should include it as a build-time option... ?
+  -Nat <ndf@linux.mit.edu> */
+
+struct passwd *__getpwent(int pwd_fd)
+{
+	static char line_buff[PWD_BUFFER_SIZE];
+	static struct passwd passwd;
+	char *field_begin;
+	char *endptr;
+	char *gid_ptr=NULL;
+	char *uid_ptr=NULL;
+	int line_len;
+	int i;
+
+	/* We use the restart label to handle malformatted lines */
+  restart:
+	/* Read the passwd line into the static buffer using a minimal of
+	   syscalls. */
+	if ((line_len = read(pwd_fd, line_buff, PWD_BUFFER_SIZE)) <= 0)
+		return NULL;
+	field_begin = strchr(line_buff, '\n');
+	if (field_begin != NULL)
+		lseek(pwd_fd, (long) (1 + field_begin - (line_buff + line_len)),
+			  SEEK_CUR);
+	else {						/* The line is too long - skip it. :-\ */
+
+		do {
+			if ((line_len = read(pwd_fd, line_buff, PWD_BUFFER_SIZE)) <= 0)
+				return NULL;
+		} while (!(field_begin = strchr(line_buff, '\n')));
+		lseek(pwd_fd, (long) (field_begin - line_buff) - line_len + 1,
+			  SEEK_CUR);
+		goto restart;
+	}
+	if (*line_buff == '#' || *line_buff == ' ' || *line_buff == '\n' ||
+		*line_buff == '\t')
+		goto restart;
+	*field_begin = '\0';
+
+	/* We've read the line; now parse it. */
+	field_begin = line_buff;
+	for (i = 0; i < 7; i++) {
+		switch (i) {
+		case 0:
+			passwd.pw_name = field_begin;
+			break;
+		case 1:
+			passwd.pw_passwd = field_begin;
+			break;
+		case 2:
+			uid_ptr = field_begin;
+			break;
+		case 3:
+			gid_ptr = field_begin;
+			break;
+		case 4:
+			passwd.pw_gecos = field_begin;
+			break;
+		case 5:
+			passwd.pw_dir = field_begin;
+			break;
+		case 6:
+			passwd.pw_shell = field_begin;
+			break;
+		}
+		if (i < 6) {
+			field_begin = strchr(field_begin, ':');
+			if (field_begin == NULL)
+				goto restart;
+			*field_begin++ = '\0';
+		}
+	}
+	passwd.pw_gid = (gid_t) strtoul(gid_ptr, &endptr, 10);
+	if (*endptr != '\0')
+		goto restart;
+
+	passwd.pw_uid = (uid_t) strtoul(uid_ptr, &endptr, 10);
+	if (*endptr != '\0')
+		goto restart;
+
+	return &passwd;
+}
diff --git a/release/src/router/busybox/libpwdgrp/fgetgrent.c b/release/src/router/busybox/libpwdgrp/fgetgrent.c
new file mode 100644
index 00000000..1492a1a9
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/fgetgrent.c
@@ -0,0 +1,35 @@
+/*
+ * fgetgrent.c - This file is part of the libc-8086/grp package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h" 
+
+#include <stdio.h>
+#include <errno.h>
+#include "grp_.h"
+
+struct group *fgetgrent(FILE * file)
+{
+	if (file == NULL) {
+		errno = EINTR;
+		return NULL;
+	}
+
+	return __getgrent(fileno(file));
+}
diff --git a/release/src/router/busybox/libpwdgrp/fgetpwent.c b/release/src/router/busybox/libpwdgrp/fgetpwent.c
new file mode 100644
index 00000000..54c3b3ad
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/fgetpwent.c
@@ -0,0 +1,35 @@
+/*
+ * fgetpwent.c - This file is part of the libc-8086/pwd package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h" 
+
+#include <errno.h>
+#include <stdio.h>
+#include "pwd_.h"
+
+struct passwd *fgetpwent(FILE * file)
+{
+	if (file == NULL) {
+		errno = EINTR;
+		return NULL;
+	}
+
+	return __getpwent(fileno(file));
+}
diff --git a/release/src/router/busybox/libpwdgrp/getgrgid.c b/release/src/router/busybox/libpwdgrp/getgrgid.c
new file mode 100644
index 00000000..7ffe8c5c
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/getgrgid.c
@@ -0,0 +1,44 @@
+/*
+ * getgrgid.c - This file is part of the libc-8086/grp package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h" 
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include "grp_.h"
+
+struct group *getgrgid(const gid_t gid)
+{
+	struct group *group;
+	int grp_fd;
+
+	if ((grp_fd = open(bb_path_group_file, O_RDONLY)) < 0)
+		return NULL;
+
+	while ((group = __getgrent(grp_fd)) != NULL)
+		if (group->gr_gid == gid) {
+			close(grp_fd);
+			return group;
+		}
+
+	close(grp_fd);
+	return NULL;
+}
diff --git a/release/src/router/busybox/libpwdgrp/getgrnam.c b/release/src/router/busybox/libpwdgrp/getgrnam.c
new file mode 100644
index 00000000..bf7f7646
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/getgrnam.c
@@ -0,0 +1,50 @@
+/*
+ * getgrnam.c - This file is part of the libc-8086/grp package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h"
+
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <fcntl.h>
+#include "grp_.h"
+
+struct group *getgrnam(const char *name)
+{
+	int grp_fd;
+	struct group *group;
+
+	if (name == NULL) {
+		errno = EINVAL;
+		return NULL;
+	}
+
+	if ((grp_fd = open(bb_path_group_file, O_RDONLY)) < 0)
+		return NULL;
+
+	while ((group = __getgrent(grp_fd)) != NULL)
+		if (!strcmp(group->gr_name, name)) {
+			close(grp_fd);
+			return group;
+		}
+
+	close(grp_fd);
+	return NULL;
+}
diff --git a/release/src/router/busybox/libpwdgrp/getpw.c b/release/src/router/busybox/libpwdgrp/getpw.c
new file mode 100644
index 00000000..d46e2c7d
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/getpw.c
@@ -0,0 +1,47 @@
+/*
+ * getpw.c - This file is part of the libc-8086/pwd package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h" 
+
+#include <sys/types.h>
+#include <errno.h>
+#include <stdio.h>
+#include "pwd_.h"
+
+int getpw(uid_t uid, char *buf)
+{
+	struct passwd *passwd;
+
+	if (buf == NULL) {
+		errno = EINVAL;
+		return -1;
+	}
+	if ((passwd = getpwuid(uid)) == NULL)
+		return -1;
+
+	if (sprintf (buf, "%s:%s:%u:%u:%s:%s:%s", passwd->pw_name, passwd->pw_passwd,
+		 passwd->pw_gid, passwd->pw_uid, passwd->pw_gecos, passwd->pw_dir,
+		 passwd->pw_shell) < 0) {
+		errno = ENOBUFS;
+		return -1;
+	}
+
+	return 0;
+}
diff --git a/release/src/router/busybox/libpwdgrp/getpwnam.c b/release/src/router/busybox/libpwdgrp/getpwnam.c
new file mode 100644
index 00000000..013f155b
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/getpwnam.c
@@ -0,0 +1,51 @@
+/*
+ * getpwnam.c - This file is part of the libc-8086/pwd package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h" 
+
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <fcntl.h>
+#include "pwd_.h"
+
+
+struct passwd *getpwnam(const char *name)
+{
+	int passwd_fd;
+	struct passwd *passwd;
+
+	if (name == NULL) {
+		errno = EINVAL;
+		return NULL;
+	}
+
+	if ((passwd_fd = open(bb_path_passwd_file, O_RDONLY)) < 0)
+		return NULL;
+
+	while ((passwd = __getpwent(passwd_fd)) != NULL)
+		if (!strcmp(passwd->pw_name, name)) {
+			close(passwd_fd);
+			return passwd;
+		}
+
+	close(passwd_fd);
+	return NULL;
+}
diff --git a/release/src/router/busybox/libpwdgrp/getpwuid.c b/release/src/router/busybox/libpwdgrp/getpwuid.c
new file mode 100644
index 00000000..bae6e15e
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/getpwuid.c
@@ -0,0 +1,44 @@
+/*
+ * getpwuid.c - This file is part of the libc-8086/pwd package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#include "busybox.h"
+#include "pwd_.h"
+
+struct passwd *getpwuid(uid_t uid)
+{
+	int passwd_fd;
+	struct passwd *passwd;
+
+	if ((passwd_fd = open(bb_path_passwd_file, O_RDONLY)) < 0)
+		return NULL;
+
+	while ((passwd = __getpwent(passwd_fd)) != NULL)
+		if (passwd->pw_uid == uid) {
+			close(passwd_fd);
+			return passwd;
+		}
+
+	close(passwd_fd);
+	return NULL;
+}
diff --git a/release/src/router/busybox/libpwdgrp/grent.c b/release/src/router/busybox/libpwdgrp/grent.c
new file mode 100644
index 00000000..609ed1a4
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/grent.c
@@ -0,0 +1,54 @@
+/*
+ * grent.c - This file is part of the libc-8086/grp package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+/*
+ * setgrent(), endgrent(), and getgrent() are mutually-dependent functions,
+ * so they are all included in the same object file, and thus all linked
+ * in together.
+ */
+
+#include "busybox.h" 
+
+#include <unistd.h>
+#include <fcntl.h>
+#include "grp_.h"
+
+static int grp_fd = -1;
+
+void setgrent(void)
+{
+	if (grp_fd != -1)
+		close(grp_fd);
+	grp_fd = open(bb_path_group_file, O_RDONLY);
+}
+
+void endgrent(void)
+{
+	if (grp_fd != -1)
+		close(grp_fd);
+	grp_fd = -1;
+}
+
+struct group *getgrent(void)
+{
+	if (grp_fd == -1)
+		return NULL;
+	return __getgrent(grp_fd);
+}
diff --git a/release/src/router/busybox/libpwdgrp/initgroups.c b/release/src/router/busybox/libpwdgrp/initgroups.c
new file mode 100644
index 00000000..ce63adb1
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/initgroups.c
@@ -0,0 +1,115 @@
+/*
+ * initgroups.c - This file is part of the libc-8086/grp package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h" 
+
+#include <unistd.h>
+#include <string.h>
+#include <fcntl.h>
+#include "grp_.h"
+
+/*
+ * Define GR_SCALE_DYNAMIC if you want grp to dynamically scale its read buffer
+ * so that lines of any length can be used.  On very very small systems,
+ * you may want to leave this undefined becasue it will make the grp functions
+ * somewhat larger (because of the inclusion of malloc and the code necessary).
+ * On larger systems, you will want to define this, because grp will _not_
+ * deal with long lines gracefully (they will be skipped).
+ */
+#undef GR_SCALE_DYNAMIC
+
+#ifndef GR_SCALE_DYNAMIC
+/*
+ * If scaling is not dynamic, the buffers will be statically allocated, and
+ * maximums must be chosen.  GR_MAX_LINE_LEN is the maximum number of
+ * characters per line in the group file.  GR_MAX_MEMBERS is the maximum
+ * number of members of any given group.
+ */
+#define GR_MAX_LINE_LEN 128
+/* GR_MAX_MEMBERS = (GR_MAX_LINE_LEN-(24+3+6))/9 */
+#define GR_MAX_MEMBERS 11
+
+#endif /* !GR_SCALE_DYNAMIC */
+
+
+/*
+ * Define GR_DYNAMIC_GROUP_LIST to make initgroups() dynamically allocate
+ * space for it's GID array before calling setgroups().  This is probably
+ * unnecessary scalage, so it's undefined by default.
+ */
+#undef GR_DYNAMIC_GROUP_LIST
+
+#ifndef GR_DYNAMIC_GROUP_LIST
+/*
+ * GR_MAX_GROUPS is the size of the static array initgroups() uses for
+ * its static GID array if GR_DYNAMIC_GROUP_LIST isn't defined.
+ */
+#define GR_MAX_GROUPS 64
+
+#endif /* !GR_DYNAMIC_GROUP_LIST */
+
+int initgroups(__const char *user, gid_t gid)
+{
+	register struct group *group;
+
+#ifndef GR_DYNAMIC_GROUP_LIST
+	gid_t group_list[GR_MAX_GROUPS];
+#else
+	gid_t *group_list = NULL;
+#endif
+	register char **tmp_mem;
+	int num_groups;
+	int grp_fd;
+
+
+	if ((grp_fd = open(bb_path_group_file, O_RDONLY)) < 0)
+		return -1;
+
+	num_groups = 0;
+#ifdef GR_DYNAMIC_GROUP_LIST
+	group_list = (gid_t *) realloc(group_list, 1);
+#endif
+	group_list[num_groups] = gid;
+#ifndef GR_DYNAMIC_GROUP_LIST
+	while (num_groups < GR_MAX_GROUPS &&
+		   (group = __getgrent(grp_fd)) != NULL)
+#else
+	while ((group = __getgrent(grp_fd)) != NULL)
+#endif
+	{
+		if (group->gr_gid != gid)
+		{
+			tmp_mem = group->gr_mem;
+			while (*tmp_mem != NULL) {
+				if (!strcmp(*tmp_mem, user)) {
+					num_groups++;
+#ifdef GR_DYNAMIC_GROUP_LIST
+					group_list = (gid_t *) realloc(group_list, num_groups *
+						sizeof(gid_t *));
+#endif
+					group_list[num_groups-1] = group->gr_gid;
+				}
+				tmp_mem++;
+			}
+		}
+	}
+	close(grp_fd);
+	return setgroups(num_groups, group_list);
+}
diff --git a/release/src/router/busybox/libpwdgrp/putpwent.c b/release/src/router/busybox/libpwdgrp/putpwent.c
new file mode 100644
index 00000000..f6b3a257
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/putpwent.c
@@ -0,0 +1,39 @@
+/*
+ * putpwent.c - This file is part of the libc-8086/pwd package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "busybox.h" 
+
+#include <stdio.h>
+#include <errno.h>
+#include "pwd_.h"
+
+int putpwent(const struct passwd *passwd, FILE * f)
+{
+	if (passwd == NULL || f == NULL) {
+		errno = EINVAL;
+		return -1;
+	}
+	if (fprintf (f, "%s:%s:%u:%u:%s:%s:%s\n", passwd->pw_name, passwd->pw_passwd,
+		 passwd->pw_uid, passwd->pw_gid, passwd->pw_gecos, passwd->pw_dir,
+		 passwd->pw_shell) < 0)
+		return -1;
+
+	return 0;
+}
diff --git a/release/src/router/busybox/libpwdgrp/pwent.c b/release/src/router/busybox/libpwdgrp/pwent.c
new file mode 100644
index 00000000..f7f8581f
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/pwent.c
@@ -0,0 +1,58 @@
+/*
+ * pwent.c - This file is part of the libc-8086/pwd package for ELKS,
+ * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
+ * 
+ *  This 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.
+ *
+ *  This 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 this library; if not, write to the Free
+ *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <fcntl.h>
+
+#include "busybox.h"
+#include "pwd_.h"
+
+/*
+ * setpwent(), endpwent(), and getpwent() are included in the same object
+ * file, since one cannot be used without the other two, so it makes sense to
+ * link them all in together.
+ */
+
+/* file descriptor for the password file currently open */
+static int pw_fd = -1;
+
+void setpwent(void)
+{
+	if (pw_fd != -1)
+		close(pw_fd);
+
+	pw_fd = open(bb_path_passwd_file, O_RDONLY);
+}
+
+void endpwent(void)
+{
+	if (pw_fd != -1)
+		close(pw_fd);
+	pw_fd = -1;
+}
+
+struct passwd *getpwent(void)
+{
+	if (pw_fd != -1)
+		return (__getpwent(pw_fd));
+	return NULL;
+}
diff --git a/release/src/router/busybox/libpwdgrp/setgroups.c b/release/src/router/busybox/libpwdgrp/setgroups.c
new file mode 100644
index 00000000..449e811d
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/setgroups.c
@@ -0,0 +1,40 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Taken from the set of syscalls for uClibc
+ *
+ * Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "busybox.h" 
+
+#include <errno.h>
+#include <unistd.h>
+#include <features.h>
+#include <sys/types.h>
+/* Kernel headers before 2.1.mumble need this on the Alpha to get
+   _syscall* defined.  */
+#define __LIBRARY__
+#include <sys/syscall.h>
+#include "grp_.h"
+
+int setgroups(size_t size, const gid_t * list)
+{
+	return(syscall(__NR_setgroups, size, list));
+}
+
+
diff --git a/release/src/router/busybox/libpwdgrp/shadow.c b/release/src/router/busybox/libpwdgrp/shadow.c
new file mode 100644
index 00000000..9e218f96
--- /dev/null
+++ b/release/src/router/busybox/libpwdgrp/shadow.c
@@ -0,0 +1,300 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Copyright 1989 - 1994, Julianne Frances Haugh 
+ *			<jockgrrl@austin.rr.com>, <jfh@austin.ibm.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Julianne F. Haugh nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/* TODO:  fgetspent_r.c  getspent_r.c  getspnam_r.c sgetspent_r.c 
+ *		  lckpwdf  ulckpwdf 
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "busybox.h"
+#include "shadow_.h"
+
+static FILE *shadow;
+static char spwbuf[BUFSIZ];
+static struct spwd spwd;
+
+#define	FIELDS	9
+#define	OFIELDS	5
+
+/* setspent - initialize access to shadow text and DBM files */
+void setspent(void)
+{
+	if (shadow) {
+		rewind(shadow);
+	} else {
+		shadow = bb_xfopen(bb_path_shadow_file, "r");
+	}
+}
+
+/* endspent - terminate access to shadow text and DBM files */
+void endspent(void)
+{
+	if (shadow)
+		(void) fclose(shadow);
+	shadow = (FILE *) 0;
+}
+
+/* getspent - get a (struct spwd *) from the current shadow file */
+struct spwd *getspent(void)
+{
+	if (!shadow)
+		setspent();
+	return (fgetspent(shadow));
+}
+
+/* getspnam - get a shadow entry by name */
+struct spwd *getspnam(const char *name)
+{
+	struct spwd *sp;
+
+	if (!name || !strlen(name))
+		return NULL;
+
+	setspent();
+	while ((sp = getspent()) != NULL) {
+		if (strcmp(name, sp->sp_namp) == 0)
+			break;
+	}
+	endspent();
+	return (sp);
+}
+
+
+/* sgetspent - convert string in shadow file format to (struct spwd *) */
+/* returns NULL on error */
+struct spwd *sgetspent(const char *string)
+{
+	char *fields[FIELDS];
+	char *cp;
+	char *cpp;
+	int i;
+
+	/*
+	 * Copy string to local buffer.  It has to be tokenized and we
+	 * have to do that to our private copy.
+	 */
+
+	if (strlen(string) >= sizeof spwbuf)
+		/* return 0; */
+		return NULL;
+	strcpy(spwbuf, string);
+
+	if ((cp = strrchr(spwbuf, '\n')))
+		*cp = '\0';
+
+	/*
+	 * Tokenize the string into colon separated fields.  Allow up to
+	 * FIELDS different fields.
+	 */
+
+	for (cp = spwbuf, i = 0; *cp && i < FIELDS; i++) {
+		fields[i] = cp;
+		while (*cp && *cp != ':')
+			cp++;
+
+		if (*cp)
+			*cp++ = '\0';
+	}
+
+	/*
+	 * It is acceptable for the last SVR4 field to be blank.  This
+	 * results in the loop being terminated early.  In which case,
+	 * we just make the last field be blank and be done with it.
+	 */
+
+	if (i == (FIELDS - 1))
+		fields[i++] = cp;
+
+	if ((cp && *cp) || (i != FIELDS && i != OFIELDS))
+		/* return 0; */
+		return NULL;
+
+	/*
+	 * Start populating the structure.  The fields are all in
+	 * static storage, as is the structure we pass back.  If we
+	 * ever see a name with '+' as the first character, we try
+	 * to turn on NIS processing.
+	 */
+
+	spwd.sp_namp = fields[0];
+	spwd.sp_pwdp = fields[1];
+
+	/*
+	 * Get the last changed date.  For all of the integer fields,
+	 * we check for proper format.  It is an error to have an
+	 * incorrectly formatted number, unless we are using NIS.
+	 */
+
+	if ((spwd.sp_lstchg = strtol(fields[2], &cpp, 10)) == 0 && *cpp) {
+		/* return 0; */
+		return NULL;
+	} else if (fields[2][0] == '\0')
+		spwd.sp_lstchg = -1;
+
+	/*
+	 * Get the minimum period between password changes.
+	 */
+
+	if ((spwd.sp_min = strtol(fields[3], &cpp, 10)) == 0 && *cpp) {
+		/* return 0; */
+		return NULL;
+	} else if (fields[3][0] == '\0')
+		spwd.sp_min = -1;
+
+	/*
+	 * Get the maximum number of days a password is valid.
+	 */
+
+	if ((spwd.sp_max = strtol(fields[4], &cpp, 10)) == 0 && *cpp) {
+		/* return 0; */
+		return NULL;
+	} else if (fields[4][0] == '\0')
+		spwd.sp_max = -1;
+
+	/*
+	 * If there are only OFIELDS fields (this is a SVR3.2 /etc/shadow
+	 * formatted file), initialize the other field members to -1.
+	 */
+
+	if (i == OFIELDS) {
+		spwd.sp_warn = spwd.sp_inact = spwd.sp_expire = spwd.sp_flag = -1;
+
+		return &spwd;
+	}
+
+	/*
+	 * The rest of the fields are mandatory for SVR4, but optional
+	 * for anything else.  However, if one is present the others
+	 * must be as well.
+	 */
+
+	/*
+	 * Get the number of days of password expiry warning.
+	 */
+
+	if ((spwd.sp_warn = strtol(fields[5], &cpp, 10)) == 0 && *cpp) {
+		/* return 0; */
+		return NULL;
+	} else if (fields[5][0] == '\0')
+		spwd.sp_warn = -1;
+
+	/*
+	 * Get the number of days of inactivity before an account is
+	 * disabled.
+	 */
+
+	if ((spwd.sp_inact = strtol(fields[6], &cpp, 10)) == 0 && *cpp) {
+		/* return 0; */
+		return NULL;
+	} else if (fields[6][0] == '\0')
+		spwd.sp_inact = -1;
+
+	/*
+	 * Get the number of days after the epoch before the account is
+	 * set to expire.
+	 */
+
+	if ((spwd.sp_expire = strtol(fields[7], &cpp, 10)) == 0 && *cpp) {
+		/* return 0; */
+		return NULL;
+	} else if (fields[7][0] == '\0')
+		spwd.sp_expire = -1;
+
+	/*
+	 * This field is reserved for future use.  But it isn't supposed
+	 * to have anything other than a valid integer in it.
+	 */
+
+	if ((spwd.sp_flag = strtol(fields[8], &cpp, 10)) == 0 && *cpp) {
+		/* return 0; */
+		return NULL;
+	} else if (fields[8][0] == '\0')
+		spwd.sp_flag = -1;
+
+	return (&spwd);
+}
+
+/* fgetspent - get an entry from an /etc/shadow formatted stream */
+struct spwd *fgetspent(FILE *fp)
+{
+	char buf[BUFSIZ];
+	char *cp;
+
+	if (!fp)
+		/* return (0); */
+		return NULL;
+
+	if (fgets(buf, sizeof buf, fp) != (char *) 0) {
+		if ((cp = strchr(buf, '\n')))
+			*cp = '\0';
+		return (sgetspent(buf));
+	}
+	/* return 0; */
+	return NULL;
+}
+
+/*
+ * putspent - put a (struct spwd *) into the (FILE *) you provide.
+ * 
+ *	this was described in shadow_.h but not implemented, so here
+ *	I go.  -beppu
+ *
+ */
+int putspent(const struct spwd *sp, FILE *fp)
+{
+	int ret;
+
+	/* seek to end */
+	ret = fseek(fp, 0, SEEK_END);
+	if (ret == -1) {
+		/* return -1; */
+		return 1;
+	}
+
+	/* powered by fprintf */
+	fprintf(fp, "%s:%s:%ld:%ld:%ld:%ld:%ld:%ld:%s\n", sp->sp_namp,	/* login name */
+			sp->sp_pwdp,		/* encrypted password */
+			sp->sp_lstchg,		/* date of last change */
+			sp->sp_min,			/* minimum number of days between changes */
+			sp->sp_max,			/* maximum number of days between changes */
+			sp->sp_warn,		/* number of days of warning before password expires */
+			sp->sp_inact,		/* number of days after password expires until 
+								   the account becomes unusable */
+			sp->sp_expire,		/* days since 1/1/70 until account expires */
+			"");
+	return 0;
+}
+
+