From 087b9d640ed66f37249c09885fa86b27a78554c7 Mon Sep 17 00:00:00 2001
From: "Robert P. J. Day"
Date: Sun, 2 Jul 2006 18:35:39 +0000
Subject: Allow a user-configurable minimum password length.

---
 libbb/Config.in | 7 +++++++
 libbb/obscure.c | 9 ++-------
 2 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/libbb/Config.in b/libbb/Config.in
index 3ddb7d9..c5406cb 100644
--- a/libbb/Config.in
+++ b/libbb/Config.in
@@ -5,6 +5,13 @@
 
 menu "Busybox Library Tuning"
 
+config CONFIG_PASSWORD_MINLEN
+	int "Minimum password length"
+	default 6
+	range 5 32
+	help
+	  Minimum allowable password length.
+
 config CONFIG_MD5_SIZE_VS_SPEED
 	int " MD5: Trade Bytes for Speed"
 	default 2
diff --git a/libbb/obscure.c b/libbb/obscure.c
index d6a87b5..4a8fbf7 100644
--- a/libbb/obscure.c
+++ b/libbb/obscure.c
@@ -46,11 +46,6 @@
 
 #include "libbb.h"
 
-
-/* passwords should consist of 6 (to 8 characters) */
-#define MINLEN 6
-
-
 static int string_checker_helper(const char *p1, const char *p2) __attribute__ ((__pure__));
 
 static int string_checker_helper(const char *p1, const char *p2)
@@ -101,12 +96,12 @@ static const char *obscure_msg(const char *old_p, const char *new_p, const struc
 	int length;
 	int mixed = 0;
 	/* Add 1 for each type of characters to the minlen of password */
-	int size = MINLEN + 8;
+	int size = CONFIG_PASSWORD_MINLEN + 8;
 	const char *p;
 	char hostname[255];
 
 	/* size */
-	if (!new_p || (length = strlen(new_p)) < MINLEN)
+	if (!new_p || (length = strlen(new_p)) < CONFIG_PASSWORD_MINLEN)
 		return("too short");
 
 	/* no username as-is, as sub-string, reversed, capitalized, doubled */
-- 
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