diff options
Diffstat (limited to 'openssl-1.1.0h/crypto/dh/dh_locl.h')
-rw-r--r-- | openssl-1.1.0h/crypto/dh/dh_locl.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/dh/dh_locl.h b/openssl-1.1.0h/crypto/dh/dh_locl.h new file mode 100644 index 0000000..19301c3 --- /dev/null +++ b/openssl-1.1.0h/crypto/dh/dh_locl.h @@ -0,0 +1,56 @@ +/* + * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <openssl/dh.h> + +struct dh_st { + /* + * This first argument is used to pick up errors when a DH is passed + * instead of a EVP_PKEY + */ + int pad; + int version; + BIGNUM *p; + BIGNUM *g; + long length; /* optional */ + BIGNUM *pub_key; /* g^x % p */ + BIGNUM *priv_key; /* x */ + int flags; + BN_MONT_CTX *method_mont_p; + /* Place holders if we want to do X9.42 DH */ + BIGNUM *q; + BIGNUM *j; + unsigned char *seed; + int seedlen; + BIGNUM *counter; + int references; + CRYPTO_EX_DATA ex_data; + const DH_METHOD *meth; + ENGINE *engine; + CRYPTO_RWLOCK *lock; +}; + +struct dh_method { + char *name; + /* Methods here */ + int (*generate_key) (DH *dh); + int (*compute_key) (unsigned char *key, const BIGNUM *pub_key, DH *dh); + + /* Can be null */ + int (*bn_mod_exp) (const DH *dh, BIGNUM *r, const BIGNUM *a, + const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, + BN_MONT_CTX *m_ctx); + int (*init) (DH *dh); + int (*finish) (DH *dh); + int flags; + char *app_data; + /* If this is non-NULL, it will be used to generate parameters */ + int (*generate_params) (DH *dh, int prime_len, int generator, + BN_GENCB *cb); +}; |