diff options
author | Parménides GV <parmegv@sdf.org> | 2014-04-09 16:03:55 +0200 |
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committer | Parménides GV <parmegv@sdf.org> | 2014-04-09 16:07:34 +0200 |
commit | 1684c8f398922065a97e7da4dac4ac6a33cc5218 (patch) | |
tree | 76a4b11ae0d7b217c088f3c2b8fc7e69a7b8ae0d /app/openvpn/src/openvpn/crypto_polarssl.h | |
parent | b9a2b085a8f508cd09e2639c70be845c992c4a3e (diff) |
Back to the standard "app" module.
This return to "app" instead of "bitmask_android" is due to this reading: https://developer.android.com/sdk/installing/studio-build.html#projectStructure
I'll have to tweak the final apk name in build.gradle.
Diffstat (limited to 'app/openvpn/src/openvpn/crypto_polarssl.h')
-rw-r--r-- | app/openvpn/src/openvpn/crypto_polarssl.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/app/openvpn/src/openvpn/crypto_polarssl.h b/app/openvpn/src/openvpn/crypto_polarssl.h new file mode 100644 index 00000000..bfabb91b --- /dev/null +++ b/app/openvpn/src/openvpn/crypto_polarssl.h @@ -0,0 +1,95 @@ +/* + * OpenVPN -- An application to securely tunnel IP networks + * over a single TCP/UDP port, with support for SSL/TLS-based + * session authentication and key exchange, + * packet encryption, packet authentication, and + * packet compression. + * + * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net> + * Copyright (C) 2010 Fox Crypto B.V. <openvpn@fox-it.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program (see the file COPYING included with this + * distribution); if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/** + * @file Data Channel Cryptography PolarSSL-specific backend interface + */ + +#ifndef CRYPTO_POLARSSL_H_ +#define CRYPTO_POLARSSL_H_ + +#include <polarssl/version.h> +#include <polarssl/cipher.h> +#include <polarssl/md.h> +#include <polarssl/ctr_drbg.h> + +/** Generic cipher key type %context. */ +typedef cipher_info_t cipher_kt_t; + +/** Generic message digest key type %context. */ +typedef md_info_t md_kt_t; + +/** Generic cipher %context. */ +typedef cipher_context_t cipher_ctx_t; + +/** Generic message digest %context. */ +typedef md_context_t md_ctx_t; + +/** Generic HMAC %context. */ +typedef md_context_t hmac_ctx_t; + +/** Maximum length of an IV */ +#define OPENVPN_MAX_IV_LENGTH POLARSSL_MAX_IV_LENGTH + +/** Cipher is in CBC mode */ +#define OPENVPN_MODE_CBC POLARSSL_MODE_CBC + +/** Cipher is in OFB mode */ +#define OPENVPN_MODE_OFB POLARSSL_MODE_OFB + +/** Cipher is in CFB mode */ +#define OPENVPN_MODE_CFB POLARSSL_MODE_CFB128 + +/** Cipher should encrypt */ +#define OPENVPN_OP_ENCRYPT POLARSSL_ENCRYPT + +/** Cipher should decrypt */ +#define OPENVPN_OP_DECRYPT POLARSSL_DECRYPT + +#define MD4_DIGEST_LENGTH 16 +#define MD5_DIGEST_LENGTH 16 +#define SHA_DIGEST_LENGTH 20 +#define DES_KEY_LENGTH 8 + +/** + * Returns a singleton instance of the PolarSSL random number generator. + * + * For PolarSSL 1.1+, this is the CTR_DRBG random number generator. If it + * hasn't been initialised yet, the RNG will be initialised using the default + * entropy sources. Aside from the default platform entropy sources, an + * additional entropy source, the HAVEGE random number generator will also be + * added. During initialisation, a personalisation string will be added based + * on the time, the PID, and a pointer to the random context. + */ +ctr_drbg_context * rand_ctx_get(); + +#ifdef ENABLE_PREDICTION_RESISTANCE +/** + * Enable prediction resistance on the random number generator. + */ +void rand_ctx_enable_prediction_resistance(); +#endif + +#endif /* CRYPTO_POLARSSL_H_ */ |