diff options
Diffstat (limited to 'crypto/dsa/dsa_meth.c')
-rw-r--r-- | crypto/dsa/dsa_meth.c | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/crypto/dsa/dsa_meth.c b/crypto/dsa/dsa_meth.c new file mode 100644 index 0000000000..ed4df5413c --- /dev/null +++ b/crypto/dsa/dsa_meth.c @@ -0,0 +1,243 @@ +/* ==================================================================== + * Copyright (c) 2016 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include "dsa_locl.h" +#include <string.h> + +DSA_METHOD *DSA_meth_new(const char *name, int flags) +{ + DSA_METHOD *dsam = OPENSSL_zalloc(sizeof(DSA_METHOD)); + + if (dsam != NULL) { + dsam->name = OPENSSL_strdup(name); + dsam->flags = flags; + } + + return dsam; +} + +void DSA_meth_free(DSA_METHOD *dsam) +{ + if (dsam != NULL) { + if (dsam->name != NULL) + OPENSSL_free(dsam->name); + OPENSSL_free(dsam); + } +} + +DSA_METHOD *DSA_meth_dup(const DSA_METHOD *meth) +{ + DSA_METHOD *ret; + + ret = OPENSSL_malloc(sizeof(DSA_METHOD)); + + if (ret != NULL) { + memcpy(ret, meth, sizeof(*meth)); + ret->name = OPENSSL_strdup(meth->name); + } + + return ret; +} + +const char *DSA_meth_get_name(const DSA_METHOD *dsam) +{ + return dsam->name; +} + +int DSA_meth_set_name(DSA_METHOD *dsam, const char *name) +{ + OPENSSL_free(dsam->name); + dsam->name = OPENSSL_strdup(name); + + return dsam->name != NULL; +} + +int DSA_meth_get_flags(DSA_METHOD *dsam) +{ + return dsam->flags; +} + +int DSA_meth_set_flags(DSA_METHOD *dsam, int flags) +{ + dsam->flags = flags; + return 1; +} + +void *DSA_meth_get_app_data(const DSA_METHOD *dsam) +{ + return dsam->app_data; +} + +int DSA_meth_set_app_data(DSA_METHOD *dsam, void *app_data) +{ + dsam->app_data = app_data; + return 1; +} + +DSA_SIG *(*DSA_meth_get_sign(const DSA_METHOD *dsam)) + (const unsigned char *, int, DSA *) +{ + return dsam->dsa_do_sign; +} + +int DSA_meth_set_sign(DSA_METHOD *dsam, + DSA_SIG *(*sign) (const unsigned char *, int, DSA *)) +{ + dsam->dsa_do_sign = sign; + return 1; +} + +int (*DSA_meth_get_sign_setup(const DSA_METHOD *dsam)) + (DSA *, BN_CTX *, BIGNUM **, BIGNUM **) +{ + return dsam->dsa_sign_setup; +} + +int DSA_meth_set_sign_setup(DSA_METHOD *dsam, + int (*sign_setup) (DSA *, BN_CTX *, BIGNUM **, BIGNUM **)) +{ + dsam->dsa_sign_setup = sign_setup; + return 1; +} + +int (*DSA_meth_get_verify(const DSA_METHOD *dsam)) + (const unsigned char *, int , DSA_SIG *, DSA *) +{ + return dsam->dsa_do_verify; +} + +int DSA_meth_set_verify(DSA_METHOD *dsam, + int (*verify) (const unsigned char *, int, DSA_SIG *, DSA *)) +{ + dsam->dsa_do_verify = verify; + return 1; +} + +int (*DSA_meth_get_mod_exp(const DSA_METHOD *dsam)) + (DSA *, BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *, + BN_CTX *, BN_MONT_CTX *) +{ + return dsam->dsa_mod_exp; +} + +int DSA_meth_set_mod_exp(DSA_METHOD *dsam, + int (*mod_exp) (DSA *, BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *, + BIGNUM *, BN_CTX *, BN_MONT_CTX *)) +{ + dsam->dsa_mod_exp = mod_exp; + return 1; +} + +int (*DSA_meth_get_bn_mod_exp(const DSA_METHOD *dsam)) + (DSA *, BIGNUM *, BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *, + BN_MONT_CTX *) +{ + return dsam->bn_mod_exp; +} + +int DSA_meth_set_bn_mod_exp(DSA_METHOD *dsam, + int (*bn_mod_exp) (DSA *, BIGNUM *, BIGNUM *, const BIGNUM *, + const BIGNUM *, BN_CTX *, BN_MONT_CTX *)) +{ + dsam->bn_mod_exp = bn_mod_exp; + return 1; +} + +int (*DSA_meth_get_init(const DSA_METHOD *dsam))(DSA *) +{ + return dsam->init; +} + +int DSA_meth_set_init(DSA_METHOD *dsam, int (*init)(DSA *)) +{ + dsam->init = init; + return 1; +} + +int (*DSA_meth_get_finish(const DSA_METHOD *dsam)) (DSA *) +{ + return dsam->finish; +} + +int DSA_meth_set_finish(DSA_METHOD *dsam, int (*finish) (DSA *)) +{ + dsam->finish = finish; + return 1; +} + +int (*DSA_meth_get_paramgen(const DSA_METHOD *dsam)) + (DSA *, int, const unsigned char *, int, int *, unsigned long *, + BN_GENCB *) +{ + return dsam->dsa_paramgen; +} + +int DSA_meth_set_paramgen(DSA_METHOD *dsam, + int (*paramgen) (DSA *, int, const unsigned char *, int, int *, + unsigned long *, BN_GENCB *)) +{ + dsam->dsa_paramgen = paramgen; + return 1; +} + +int (*DSA_meth_get_keygen(const DSA_METHOD *dsam)) (DSA *) +{ + return dsam->dsa_keygen; +} + +int DSA_meth_set_keygen(DSA_METHOD *dsam, int (*keygen) (DSA *)) +{ + dsam->dsa_keygen = keygen; + return 1; +} |