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EAP-pwd: Use abstract crypto API

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This makes it easier to use EAP-pwd with other crypto libraries than
OpenSSL.

Signed-off-by: Sean Parkinson <sean@wolfssl.com>
This commit is contained in:
Sean Parkinson 2017-10-16 15:45:09 +10:00 • committed by Jouni Malinen
parent 0c3d49afd8
commit 04b1bcc5f3
8 changed files with 319 additions and 541 deletions
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15
src/eap_common/eap_pwd_common.h
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@ -9,20 +9,14 @@
#ifndef EAP_PWD_COMMON_H
#define EAP_PWD_COMMON_H
#include <openssl/bn.h>
#include <openssl/ec.h>
#include <openssl/evp.h>
/*
* definition of a finite cyclic group
* TODO: support one based on a prime field
*/
typedef struct group_definition_ {
u16 group_num;
EC_GROUP *group;
EC_POINT *pwe;
BIGNUM *order;
BIGNUM *prime;
struct crypto_ec *group;
struct crypto_ec_point *pwe;
} EAP_PWD_group;
/*
@ -61,8 +55,9 @@ int compute_password_element(EAP_PWD_group *grp, u16 num,
const u8 *id_server, size_t id_server_len,
const u8 *id_peer, size_t id_peer_len,
const u8 *token);
int compute_keys(EAP_PWD_group *grp, BN_CTX *bnctx, const BIGNUM *k,
const BIGNUM *peer_scalar, const BIGNUM *server_scalar,
int compute_keys(EAP_PWD_group *grp, const struct crypto_bignum *k,
const struct crypto_bignum *peer_scalar,
const struct crypto_bignum *server_scalar,
const u8 *confirm_peer, const u8 *confirm_server,
const u32 *ciphersuite, u8 *msk, u8 *emsk, u8 *session_id);
struct crypto_hash * eap_pwd_h_init(void);