svn commit: r319992 - stable/10/contrib/smbfs/lib/smb

[Josh Paetzel]

Author: jpaetzel
Date: Thu Jun 15 23:14:04 2017
New Revision: 319992
URL: https://svnweb.freebsd.org/changeset/base/319992

Log:
  MFC 319670
  
  Fix SMBFS when saved passwords are greater than 18 characters
  
  PR:	132302
  Submitted by:	dhorn2000 at gmail.com guru at unixarea.de

Modified:
  stable/10/contrib/smbfs/lib/smb/subr.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/contrib/smbfs/lib/smb/subr.c
==============================================================================
--- stable/10/contrib/smbfs/lib/smb/subr.c	Thu Jun 15 21:34:43 2017	(r319991)
+++ stable/10/contrib/smbfs/lib/smb/subr.c	Thu Jun 15 23:14:04 2017	(r319992)
@@ -232,6 +232,8 @@ smb_simplecrypt(char *dst, const char *src)
 			  islower(ch) ? ('a' + (ch - 'a' + 13) % 26) : ch);
 		ch ^= pos;
 		pos += 13;
+		if (pos > 256)
+			pos -= 256;
 		sprintf(dst, "%02x", ch);
 		dst += 2;
 	}
@@ -262,6 +264,8 @@ smb_simpledecrypt(char *dst, const char *src)
 			return EINVAL;
 		ch ^= pos;
 		pos += 13;
+		if (pos > 256)
+			pos -= 256;
 		if (isascii(ch))
 		    ch = (isupper(ch) ? ('A' + (ch - 'A' + 13) % 26) :
 			  islower(ch) ? ('a' + (ch - 'a' + 13) % 26) : ch);