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author | Salvatore Benedetto <salvatore.benedetto@intel.com> | 2016-06-22 17:49:14 +0100 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-06-23 18:29:56 +0800 |
commit | 802c7f1c84e4b5a6ac78635878041023fc5831b1 (patch) | |
tree | 2dee2afffbbbb2761fd15fe94af28b93974ff0cf /include | |
parent | 4e5f2c400765e3a3ce512dc1ae890bac53401798 (diff) | |
download | op-kernel-dev-802c7f1c84e4b5a6ac78635878041023fc5831b1.zip op-kernel-dev-802c7f1c84e4b5a6ac78635878041023fc5831b1.tar.gz |
crypto: dh - Add DH software implementation
* Implement MPI based Diffie-Hellman under kpp API
* Test provided uses data generad by OpenSSL
Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include')
-rw-r--r-- | include/crypto/dh.h | 29 | ||||
-rw-r--r-- | include/crypto/kpp.h | 1 |
2 files changed, 30 insertions, 0 deletions
diff --git a/include/crypto/dh.h b/include/crypto/dh.h new file mode 100644 index 0000000..5102a8f --- /dev/null +++ b/include/crypto/dh.h @@ -0,0 +1,29 @@ +/* + * Diffie-Hellman secret to be used with kpp API along with helper functions + * + * Copyright (c) 2016, Intel Corporation + * Authors: Salvatore Benedetto <salvatore.benedetto@intel.com> + * + * 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. + * + */ +#ifndef _CRYPTO_DH_ +#define _CRYPTO_DH_ + +struct dh { + void *key; + void *p; + void *g; + unsigned int key_size; + unsigned int p_size; + unsigned int g_size; +}; + +int crypto_dh_key_len(const struct dh *params); +int crypto_dh_encode_key(char *buf, unsigned int len, const struct dh *params); +int crypto_dh_decode_key(const char *buf, unsigned int len, struct dh *params); + +#endif diff --git a/include/crypto/kpp.h b/include/crypto/kpp.h index 4fa897f..937ac12 100644 --- a/include/crypto/kpp.h +++ b/include/crypto/kpp.h @@ -242,6 +242,7 @@ static inline void kpp_request_set_output(struct kpp_request *req, enum { CRYPTO_KPP_SECRET_TYPE_UNKNOWN, + CRYPTO_KPP_SECRET_TYPE_DH, }; /** |