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Member "openswan-2.6.19/LICENSE" of archive openswan-2.6.19.tar.gz:

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    1 Except for the DES library, MD5 code, and linux/net/ipsec/radij.c
    2 this software is under the GNU Public License, see the file COPYING.
    3 See the file CREDITS for details on origins of more of the code.
    4 
    5 The linux/net/ipsec/radij.c code is derived from BSD 4.4lite code
    6 from sys/net/radix.c. 
    7 
    8 In addition to the terms set out under the GPL, permission is granted to
    9 link the software against the libdes, md5c.c, and radij.c libraries just
   10 mentioned.  
   11 
   12 
   13 The following additional notes apply if if you are NOT using CrytpoAPI:
   14 
   15 The DES library is under a BSD style license, see
   16 	linux/crypto/ciphers/des/COPYRIGHT.
   17 	Note that this software has a advertising clause in it. 
   18 
   19 
   20 The MD5 implementation is from RSADSI, so this package must include the
   21 following phrase:  
   22 
   23 "derived from the RSA Data Security, Inc. MD5 Message-Digest Algorithm".  
   24 It is not under the GPL; see details in linux/net/ipsec/ipsec_md5c.c.
   25