From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 3 Jan 2015 13:58:15 +0100
Subject: patch to Vanilla Tomato 1.28

---
 release/src/router/busybox/libbb/bb_pwd.c | 112 ++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 release/src/router/busybox/libbb/bb_pwd.c

(limited to 'release/src/router/busybox/libbb/bb_pwd.c')

diff --git a/release/src/router/busybox/libbb/bb_pwd.c b/release/src/router/busybox/libbb/bb_pwd.c
new file mode 100644
index 00000000..d7285777
--- /dev/null
+++ b/release/src/router/busybox/libbb/bb_pwd.c
@@ -0,0 +1,112 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * password utility routines.
+ *
+ * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
+ * Copyright (C) 2008 by Tito Ragusa <farmatito@tiscali.it>
+ *
+ * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
+ */
+
+#include "libbb.h"
+
+/* TODO: maybe change API to return malloced data?
+ * This will allow to stop using libc functions returning
+ * pointers to static data (getpwuid)
+ */
+
+struct passwd* FAST_FUNC xgetpwnam(const char *name)
+{
+	struct passwd *pw = getpwnam(name);
+	if (!pw)
+		bb_error_msg_and_die("unknown user %s", name);
+	return pw;
+}
+
+struct group* FAST_FUNC xgetgrnam(const char *name)
+{
+	struct group *gr = getgrnam(name);
+	if (!gr)
+		bb_error_msg_and_die("unknown group %s", name);
+	return gr;
+}
+
+
+struct passwd* FAST_FUNC xgetpwuid(uid_t uid)
+{
+	struct passwd *pw = getpwuid(uid);
+	if (!pw)
+		bb_error_msg_and_die("unknown uid %u", (unsigned)uid);
+	return pw;
+}
+
+struct group* FAST_FUNC xgetgrgid(gid_t gid)
+{
+	struct group *gr = getgrgid(gid);
+	if (!gr)
+		bb_error_msg_and_die("unknown gid %u", (unsigned)gid);
+	return gr;
+}
+
+char* FAST_FUNC xuid2uname(uid_t uid)
+{
+	struct passwd *pw = xgetpwuid(uid);
+	return pw->pw_name;
+}
+
+char* FAST_FUNC xgid2group(gid_t gid)
+{
+	struct group *gr = xgetgrgid(gid);
+	return gr->gr_name;
+}
+
+char* FAST_FUNC uid2uname(uid_t uid)
+{
+	struct passwd *pw = getpwuid(uid);
+	return (pw) ? pw->pw_name : NULL;
+}
+
+char* FAST_FUNC gid2group(gid_t gid)
+{
+	struct group *gr = getgrgid(gid);
+	return (gr) ? gr->gr_name : NULL;
+}
+
+char* FAST_FUNC uid2uname_utoa(long uid)
+{
+	char *name = uid2uname(uid);
+	return (name) ? name : utoa(uid);
+}
+
+char* FAST_FUNC gid2group_utoa(long gid)
+{
+	char *name = gid2group(gid);
+	return (name) ? name : utoa(gid);
+}
+
+long FAST_FUNC xuname2uid(const char *name)
+{
+	struct passwd *myuser;
+
+	myuser = xgetpwnam(name);
+	return myuser->pw_uid;
+}
+
+long FAST_FUNC xgroup2gid(const char *name)
+{
+	struct group *mygroup;
+
+	mygroup = xgetgrnam(name);
+	return mygroup->gr_gid;
+}
+
+unsigned long FAST_FUNC get_ug_id(const char *s,
+		long FAST_FUNC (*xname2id)(const char *))
+{
+	unsigned long r;
+
+	r = bb_strtoul(s, NULL, 10);
+	if (errno)
+		return xname2id(s);
+	return r;
+}
-- 
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