X-Git-Url: https://git.strongswan.org/?p=strongswan.git;a=blobdiff_plain;f=LICENSE;h=57215d2c989b7c6a05c8b285ce30945abeeefb91;hp=abbefa5454608196b9f62ddb5a5529442d0ce611;hb=4ccfc879b5543e627cc4e89632352e51fea18fde;hpb=e3b7be91e1c9abafc82e267906e6b18e89e7393d;ds=inline diff --git a/LICENSE b/LICENSE index abbefa5..57215d2 100644 --- a/LICENSE +++ b/LICENSE @@ -1,26 +1,46 @@ -Except for the DES library, MD2 and MD5 code, the PKCS#11 headers, and -the FIPS_canister code this software is under the GNU Public License, -see the file COPYING. +Except for code in the blowfish, des, md4 and md5 plugins (see below) the +following terms apply: -See the file CREDITS for details on origins of more of the code. +For copyright information see the headers of individual source files. -The DES library is under a BSD style license, see -src/libcrypto/libdes/COPYRIGHT. -Note that this software has a advertising clause in it. +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. -The MD2 implementation is from RSA Data Security Inc., so this package must -include the following phrase: "RSA Data Security, Inc. MD2 Message Digest -Algorithm" It is not under the GPL; see details in src/pluto/md2.c. +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. -The MD5 implementation is from RSA Data Security Inc., so this package must -include the following phrase: "derived from the RSA Data Security, Inc. -MD5 Message-Digest Algorithm". It is not under the GPL; see details in -src/pluto/md5.c +You should have received a copy of the GNU General Public License along with +this program; if not, see . -The PKCS#11 header files in src/pluto/rsaref/ are from RSA Security Inc., -so they must include the following phrase: "RSA Security Inc. PKCS#11 -Cryptographic Token Interface (Cryptoki)". The headers are not under the GPL; -see details in src/pluto/rsaref/pkcs11.h. +Linking strongSwan statically or dynamically with other modules is making a +combined work based on strongSwan. Thus, the terms and conditions of the GNU +General Public License cover the whole combination. + +In addition, as a special exception, the copyright holders of strongSwan give +you permission to combine strongSwan with free software programs or libraries +that are released under the GNU LGPL and with code included in the standard +release of the OpenSSL project's OpenSSL library under the OpenSSL or SSLeay +licenses (or modified versions of such code, with unchanged license). You may +copy and distribute such a system following the terms of the GNU GPL for +strongSwan and the licenses of the other code concerned, provided that you +include the source code of that other code when and as the GNU GPL requires +distribution of source code. + +Note that people who make modified versions of strongSwan are not obligated to +grant this special exception for their modified versions; it is their choice +whether to do so. The GNU General Public License gives permission to release a +modified version without this exception; this exception also makes it possible +to release a modified version which carries forward this exception. + + +The DES implementation in the des plugin and the Blowfish implementation in the +blowfish plugin are under a BSD style license (see source files for details). +Note that these parts have an advertising clause in it. + +The MD4 and MD5 implementations in the md4 and md5 plugins are from RSA Data +Security Inc., so this package must include the following phrase: +"derived from the RSA Data Security, Inc. MD5 Message-Digest Algorithm". -In addition to the terms set out under the GPL, permission is granted to -link the software against the libdes, MD2, and MD5 libraries just mentioned.