本文整理汇总了C++中DH_OpenSSL函数的典型用法代码示例。如果您正苦于以下问题：C++ DH_OpenSSL函数的具体用法？C++ DH_OpenSSL怎么用？C++ DH_OpenSSL使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了DH_OpenSSL函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: DH_new
// Create the OpenSSL representation of the key
void OSSLDHPublicKey::createOSSLKey()
{
if (dh != NULL) return;
dh = DH_new();
if (dh == NULL)
{
ERROR_MSG("Could not create DH object");
return;
}
// Use the OpenSSL implementation and not any engine
#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
#ifdef WITH_FIPS
if (FIPS_mode())
DH_set_method(dh, FIPS_dh_openssl());
else
DH_set_method(dh, DH_OpenSSL());
#else
DH_set_method(dh, DH_OpenSSL());
#endif
#else
DH_set_method(dh, DH_OpenSSL());
#endif
BIGNUM* bn_p = OSSL::byteString2bn(p);
BIGNUM* bn_g = OSSL::byteString2bn(g);
BIGNUM* bn_pub_key = OSSL::byteString2bn(y);
DH_set0_pqg(dh, bn_p, NULL, bn_g);
DH_set0_key(dh, bn_pub_key, NULL);
}示例2: DH_OpenSSL
const DH_METHOD *DH_get_default_method(void)
{
#ifndef OPERA_SMALL_VERSION
if(!default_DH_method)
default_DH_method = DH_OpenSSL();
return default_DH_method;
#else
return DH_OpenSSL();
#endif
}示例3: FIPS_dh_openssl
const DH_METHOD *DH_get_default_method (void)
{
if (!default_DH_method)
{
#ifdef OPENSSL_FIPS
if (FIPS_mode ())
return FIPS_dh_openssl ();
else
return DH_OpenSSL ();
#else
default_DH_method = DH_OpenSSL ();
#endif
}
return default_DH_method;
}示例4: DH_get_default_method
const DH_METHOD *
DH_get_default_method(void)
{
if (!default_DH_method)
default_DH_method = DH_OpenSSL();
return default_DH_method;
}示例5: return
DH *DH_new_method(void)
{
DH_METHOD *meth;
DH *ret;
ret=(DH *)rtlglue_malloc(sizeof(DH));
if (ret == NULL)
return(NULL);
ret->meth = DH_OpenSSL();
meth = ret->meth;
ret->pad=0;
ret->version=0;
ret->p=NULL;
ret->g=NULL;
ret->length=0;
ret->pub_key=NULL;
ret->priv_key=NULL;
ret->q=NULL;
ret->j=NULL;
ret->seed = NULL;
ret->seedlen = 0;
ret->counter = NULL;
ret->method_mont_p=NULL;
ret->references = 1;
ret->flags=meth->flags;
return(ret);
}示例6: bind_helper
/*
* This internal function is used by ENGINE_ubsec() and possibly by the
* "dynamic" ENGINE support too
*/
static int bind_helper(ENGINE *e)
{
# ifndef OPENSSL_NO_RSA
const RSA_METHOD *meth1;
# endif
# ifndef OPENSSL_NO_DH
# ifndef HAVE_UBSEC_DH
const DH_METHOD *meth3;
# endif /* HAVE_UBSEC_DH */
# endif
if (!ENGINE_set_id(e, engine_ubsec_id) ||
!ENGINE_set_name(e, engine_ubsec_name) ||
# ifndef OPENSSL_NO_RSA
!ENGINE_set_RSA(e, &ubsec_rsa) ||
# endif
# ifndef OPENSSL_NO_DSA
!ENGINE_set_DSA(e, &ubsec_dsa) ||
# endif
# ifndef OPENSSL_NO_DH
!ENGINE_set_DH(e, &ubsec_dh) ||
# endif
!ENGINE_set_destroy_function(e, ubsec_destroy) ||
!ENGINE_set_init_function(e, ubsec_init) ||
!ENGINE_set_finish_function(e, ubsec_finish) ||
!ENGINE_set_ctrl_function(e, ubsec_ctrl) ||
!ENGINE_set_cmd_defns(e, ubsec_cmd_defns))
return 0;
# ifndef OPENSSL_NO_RSA
/*
* We know that the "PKCS1_OpenSSL()" functions hook properly to the
* Broadcom-specific mod_exp and mod_exp_crt so we use those functions.
* NB: We don't use ENGINE_openssl() or anything "more generic" because
* something like the RSAref code may not hook properly, and if you own
* one of these cards then you have the right to do RSA operations on it
* anyway!
*/
meth1 = RSA_PKCS1_OpenSSL();
ubsec_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
ubsec_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
ubsec_rsa.rsa_priv_enc = meth1->rsa_priv_enc;
ubsec_rsa.rsa_priv_dec = meth1->rsa_priv_dec;
# endif
# ifndef OPENSSL_NO_DH
# ifndef HAVE_UBSEC_DH
/* Much the same for Diffie-Hellman */
meth3 = DH_OpenSSL();
ubsec_dh.generate_key = meth3->generate_key;
ubsec_dh.compute_key = meth3->compute_key;
# endif /* HAVE_UBSEC_DH */
# endif
/* Ensure the ubsec error handling is set up */
ERR_load_UBSEC_strings();
return 1;
}示例7: cryptodev_dh_compute_key
static int
cryptodev_dh_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
{
struct crypt_kop kop;
int dhret = 1;
int fd, keylen;
if ((fd = get_asym_dev_crypto()) < 0) {
const DH_METHOD *meth = DH_OpenSSL();
return ((meth->compute_key)(key, pub_key, dh));
}
keylen = BN_num_bits(dh->p);
memset(&kop, 0, sizeof kop);
kop.crk_op = CRK_DH_COMPUTE_KEY;
/* inputs: dh->priv_key pub_key dh->p key */
if (bn2crparam(dh->priv_key, &kop.crk_param[0]))
goto err;
if (bn2crparam(pub_key, &kop.crk_param[1]))
goto err;
if (bn2crparam(dh->p, &kop.crk_param[2]))
goto err;
kop.crk_iparams = 3;
kop.crk_param[3].crp_p = key;
kop.crk_param[3].crp_nbits = keylen * 8;
kop.crk_oparams = 1;
if (ioctl(fd, CIOCKEY, &kop) == -1) {
const DH_METHOD *meth = DH_OpenSSL();
dhret = (meth->compute_key)(key, pub_key, dh);
}
err:
kop.crk_param[3].crp_p = NULL;
zapparams(&kop);
return (dhret);
}示例8: OPENSSL_malloc
DH *FIPS_dh_new(void)
{
DH *ret;
ret = OPENSSL_malloc(sizeof(DH));
if (!ret)
return NULL;
memset(ret, 0, sizeof(DH));
ret->meth = DH_OpenSSL();
if (ret->meth->init)
ret->meth->init(ret);
return ret;
}示例9: bind_helper
/*
* This internal function is used by ENGINE_chil() and possibly by the
* "dynamic" ENGINE support too
*/
static int bind_helper(ENGINE *e)
{
# ifndef OPENSSL_NO_RSA
const RSA_METHOD *meth1;
# endif
# ifndef OPENSSL_NO_DH
const DH_METHOD *meth2;
# endif
if (!ENGINE_set_id(e, engine_hwcrhk_id) ||
!ENGINE_set_name(e, engine_hwcrhk_name) ||
# ifndef OPENSSL_NO_RSA
!ENGINE_set_RSA(e, &hwcrhk_rsa) ||
# endif
# ifndef OPENSSL_NO_DH
!ENGINE_set_DH(e, &hwcrhk_dh) ||
# endif
!ENGINE_set_RAND(e, &hwcrhk_rand) ||
!ENGINE_set_destroy_function(e, hwcrhk_destroy) ||
!ENGINE_set_init_function(e, hwcrhk_init) ||
!ENGINE_set_finish_function(e, hwcrhk_finish) ||
!ENGINE_set_ctrl_function(e, hwcrhk_ctrl) ||
!ENGINE_set_load_privkey_function(e, hwcrhk_load_privkey) ||
!ENGINE_set_load_pubkey_function(e, hwcrhk_load_pubkey) ||
!ENGINE_set_cmd_defns(e, hwcrhk_cmd_defns))
return 0;
# ifndef OPENSSL_NO_RSA
/*
* We know that the "PKCS1_SSLeay()" functions hook properly to the
* cswift-specific mod_exp and mod_exp_crt so we use those functions. NB:
* We don't use ENGINE_openssl() or anything "more generic" because
* something like the RSAref code may not hook properly, and if you own
* one of these cards then you have the right to do RSA operations on it
* anyway!
*/
meth1 = RSA_PKCS1_SSLeay();
hwcrhk_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
hwcrhk_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
hwcrhk_rsa.rsa_priv_enc = meth1->rsa_priv_enc;
hwcrhk_rsa.rsa_priv_dec = meth1->rsa_priv_dec;
# endif
# ifndef OPENSSL_NO_DH
/* Much the same for Diffie-Hellman */
meth2 = DH_OpenSSL();
hwcrhk_dh.generate_key = meth2->generate_key;
hwcrhk_dh.compute_key = meth2->compute_key;
# endif
/* Ensure the hwcrhk error handling is set up */
ERR_load_HWCRHK_strings();
return 1;
}示例10: ubsec_dh_compute_key
static int ubsec_dh_compute_key(unsigned char *key,const BIGNUM *pub_key,DH *dh)
{
int ret = -1,
k_len,
fd;
k_len = BN_num_bits(dh->p);
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
{
const DH_METHOD *meth;
UBSECerr(UBSEC_F_UBSEC_DH_COMPUTE_KEY, UBSEC_R_UNIT_FAILURE);
meth = DH_OpenSSL();
ret = meth->compute_key(key, pub_key, dh);
goto err;
}
if (p_UBSEC_diffie_hellman_agree_ioctl(fd,
(unsigned char *)dh->priv_key->d, BN_num_bits(dh->priv_key),
(unsigned char *)pub_key->d, BN_num_bits(pub_key),
(unsigned char *)dh->p->d, BN_num_bits(dh->p),
key, &k_len) != 0)
{
/* Hardware's a no go, failover to software */
const DH_METHOD *meth;
UBSECerr(UBSEC_F_UBSEC_DH_COMPUTE_KEY, UBSEC_R_REQUEST_FAILED);
p_UBSEC_ubsec_close(fd);
meth = DH_OpenSSL();
ret = meth->compute_key(key, pub_key, dh);
goto err;
}
p_UBSEC_ubsec_close(fd);
ret = p_UBSEC_ubsec_bits_to_bytes(k_len);
err:
return ret;
}示例11: ubsec_dh_generate_key
static int ubsec_dh_generate_key(DH *dh)
{
int ret = 0,
random_bits = 0,
pub_key_len = 0,
priv_key_len = 0,
fd;
BIGNUM *pub_key = NULL;
BIGNUM *priv_key = NULL;
/*
* How many bits should Random x be? dh_key.c
* sets the range from 0 to num_bits(modulus) ???
*/
if (dh->priv_key == NULL)
{
priv_key = BN_new();
if (priv_key == NULL) goto err;
priv_key_len = BN_num_bits(dh->p);
if(bn_wexpand(priv_key, dh->p->top) == NULL) goto err;
do
if (!BN_rand_range(priv_key, dh->p)) goto err;
while (BN_is_zero(priv_key));
random_bits = BN_num_bits(priv_key);
}
else
{
priv_key = dh->priv_key;
}
if (dh->pub_key == NULL)
{
pub_key = BN_new();
pub_key_len = BN_num_bits(dh->p);
if(bn_wexpand(pub_key, dh->p->top) == NULL) goto err;
if(pub_key == NULL) goto err;
}
else
{
pub_key = dh->pub_key;
}
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
{
const DH_METHOD *meth;
UBSECerr(UBSEC_F_UBSEC_DH_GENERATE_KEY, UBSEC_R_UNIT_FAILURE);
meth = DH_OpenSSL();
ret = meth->generate_key(dh);
goto err;
}
if (p_UBSEC_diffie_hellman_generate_ioctl(fd,
(unsigned char *)priv_key->d, &priv_key_len,
(unsigned char *)pub_key->d, &pub_key_len,
(unsigned char *)dh->g->d, BN_num_bits(dh->g),
(unsigned char *)dh->p->d, BN_num_bits(dh->p),
0, 0, random_bits) != 0)
{
/* Hardware's a no go, failover to software */
const DH_METHOD *meth;
UBSECerr(UBSEC_F_UBSEC_DH_GENERATE_KEY, UBSEC_R_REQUEST_FAILED);
p_UBSEC_ubsec_close(fd);
meth = DH_OpenSSL();
ret = meth->generate_key(dh);
goto err;
}
p_UBSEC_ubsec_close(fd);
dh->pub_key = pub_key;
dh->pub_key->top = (pub_key_len + BN_BITS2-1) / BN_BITS2;
dh->priv_key = priv_key;
dh->priv_key->top = (priv_key_len + BN_BITS2-1) / BN_BITS2;
ret = 1;
err:
return ret;
}示例12: bind_helper
/*
* This internal function is used by ENGINE_nuron() and possibly by the
* "dynamic" ENGINE support too
*/
static int bind_helper(ENGINE *e)
{
# ifndef OPENSSL_NO_RSA
const RSA_METHOD *meth1;
# endif
# ifndef OPENSSL_NO_DSA
const DSA_METHOD *meth2;
# endif
# ifndef OPENSSL_NO_DH
const DH_METHOD *meth3;
# endif
if (!ENGINE_set_id(e, engine_nuron_id) ||
!ENGINE_set_name(e, engine_nuron_name) ||
# ifndef OPENSSL_NO_RSA
!ENGINE_set_RSA(e, &nuron_rsa) ||
# endif
# ifndef OPENSSL_NO_DSA
!ENGINE_set_DSA(e, &nuron_dsa) ||
# endif
# ifndef OPENSSL_NO_DH
!ENGINE_set_DH(e, &nuron_dh) ||
# endif
!ENGINE_set_destroy_function(e, nuron_destroy) ||
!ENGINE_set_init_function(e, nuron_init) ||
!ENGINE_set_finish_function(e, nuron_finish) ||
!ENGINE_set_ctrl_function(e, nuron_ctrl) ||
!ENGINE_set_cmd_defns(e, nuron_cmd_defns))
return 0;
# ifndef OPENSSL_NO_RSA
/*
* We know that the "PKCS1_SSLeay()" functions hook properly to the
* nuron-specific mod_exp and mod_exp_crt so we use those functions. NB:
* We don't use ENGINE_openssl() or anything "more generic" because
* something like the RSAref code may not hook properly, and if you own
* one of these cards then you have the right to do RSA operations on it
* anyway!
*/
meth1 = RSA_PKCS1_SSLeay();
nuron_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
nuron_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
nuron_rsa.rsa_priv_enc = meth1->rsa_priv_enc;
nuron_rsa.rsa_priv_dec = meth1->rsa_priv_dec;
# endif
# ifndef OPENSSL_NO_DSA
/*
* Use the DSA_OpenSSL() method and just hook the mod_exp-ish bits.
*/
meth2 = DSA_OpenSSL();
nuron_dsa.dsa_do_sign = meth2->dsa_do_sign;
nuron_dsa.dsa_sign_setup = meth2->dsa_sign_setup;
nuron_dsa.dsa_do_verify = meth2->dsa_do_verify;
# endif
# ifndef OPENSSL_NO_DH
/* Much the same for Diffie-Hellman */
meth3 = DH_OpenSSL();
nuron_dh.generate_key = meth3->generate_key;
nuron_dh.compute_key = meth3->compute_key;
# endif
/* Ensure the nuron error handling is set up */
ERR_load_NURON_strings();
return 1;
}示例13: bind_sureware
/* As this is only ever called once, there's no need for locking
* (indeed - the lock will already be held by our caller!!!) */
static int bind_sureware(ENGINE *e)
{
#ifndef OPENSSL_NO_RSA
const RSA_METHOD *meth1;
#endif
#ifndef OPENSSL_NO_DSA
const DSA_METHOD *meth2;
#endif
#ifndef OPENSSL_NO_DH
const DH_METHOD *meth3;
#endif
if(!ENGINE_set_id(e, engine_sureware_id) ||
!ENGINE_set_name(e, engine_sureware_name) ||
#ifndef OPENSSL_NO_RSA
!ENGINE_set_RSA(e, &surewarehk_rsa) ||
#endif
#ifndef OPENSSL_NO_DSA
!ENGINE_set_DSA(e, &surewarehk_dsa) ||
#endif
#ifndef OPENSSL_NO_DH
!ENGINE_set_DH(e, &surewarehk_dh) ||
#endif
!ENGINE_set_RAND(e, &surewarehk_rand) ||
!ENGINE_set_destroy_function(e, surewarehk_destroy) ||
!ENGINE_set_init_function(e, surewarehk_init) ||
!ENGINE_set_finish_function(e, surewarehk_finish) ||
!ENGINE_set_ctrl_function(e, (ENGINE_CTRL_FUNC_PTR)surewarehk_ctrl) ||
!ENGINE_set_load_privkey_function(e, surewarehk_load_privkey) ||
!ENGINE_set_load_pubkey_function(e, surewarehk_load_pubkey))
return 0;
#ifndef OPENSSL_NO_RSA
/* We know that the "PKCS1_SSLeay()" functions hook properly
* to the cswift-specific mod_exp and mod_exp_crt so we use
* those functions. NB: We don't use ENGINE_openssl() or
* anything "more generic" because something like the RSAref
* code may not hook properly, and if you own one of these
* cards then you have the right to do RSA operations on it
* anyway! */
meth1 = RSA_PKCS1_SSLeay();
if (meth1)
{
surewarehk_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
surewarehk_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
}
#endif
#ifndef OPENSSL_NO_DSA
/* Use the DSA_OpenSSL() method and just hook the mod_exp-ish
* bits. */
meth2 = DSA_OpenSSL();
if (meth2)
{
surewarehk_dsa.dsa_do_verify = meth2->dsa_do_verify;
}
#endif
#ifndef OPENSSL_NO_DH
/* Much the same for Diffie-Hellman */
meth3 = DH_OpenSSL();
if (meth3)
{
surewarehk_dh.generate_key = meth3->generate_key;
surewarehk_dh.compute_key = meth3->compute_key;
}
#endif
/* Ensure the sureware error handling is set up */
ERR_load_SUREWARE_strings();
return 1;
}示例14: ENGINE_load_cryptodev
void
ENGINE_load_cryptodev(void)
{
ENGINE *engine = ENGINE_new();
int fd;
if (engine == NULL)
return;
if ((fd = get_dev_crypto()) < 0) {
ENGINE_free(engine);
return;
}
/*
* find out what asymmetric crypto algorithms we support
*/
if (ioctl(fd, CIOCASYMFEAT, &cryptodev_asymfeat) == -1) {
close(fd);
ENGINE_free(engine);
return;
}
close(fd);
if (!ENGINE_set_id(engine, "cryptodev") ||
!ENGINE_set_name(engine, "BSD cryptodev engine") ||
!ENGINE_set_ciphers(engine, cryptodev_engine_ciphers) ||
!ENGINE_set_digests(engine, cryptodev_engine_digests) ||
!ENGINE_set_ctrl_function(engine, cryptodev_ctrl) ||
!ENGINE_set_cmd_defns(engine, cryptodev_defns)) {
ENGINE_free(engine);
return;
}
if (ENGINE_set_RSA(engine, &cryptodev_rsa)) {
const RSA_METHOD *rsa_meth = RSA_PKCS1_SSLeay();
cryptodev_rsa.bn_mod_exp = rsa_meth->bn_mod_exp;
cryptodev_rsa.rsa_mod_exp = rsa_meth->rsa_mod_exp;
cryptodev_rsa.rsa_pub_enc = rsa_meth->rsa_pub_enc;
cryptodev_rsa.rsa_pub_dec = rsa_meth->rsa_pub_dec;
cryptodev_rsa.rsa_priv_enc = rsa_meth->rsa_priv_enc;
cryptodev_rsa.rsa_priv_dec = rsa_meth->rsa_priv_dec;
if (cryptodev_asymfeat & CRF_MOD_EXP) {
cryptodev_rsa.bn_mod_exp = cryptodev_bn_mod_exp;
if (cryptodev_asymfeat & CRF_MOD_EXP_CRT)
cryptodev_rsa.rsa_mod_exp =
cryptodev_rsa_mod_exp;
else
cryptodev_rsa.rsa_mod_exp =
cryptodev_rsa_nocrt_mod_exp;
}
}
if (ENGINE_set_DSA(engine, &cryptodev_dsa)) {
const DSA_METHOD *meth = DSA_OpenSSL();
memcpy(&cryptodev_dsa, meth, sizeof(DSA_METHOD));
if (cryptodev_asymfeat & CRF_DSA_SIGN)
cryptodev_dsa.dsa_do_sign = cryptodev_dsa_do_sign;
if (cryptodev_asymfeat & CRF_MOD_EXP) {
cryptodev_dsa.bn_mod_exp = cryptodev_dsa_bn_mod_exp;
cryptodev_dsa.dsa_mod_exp = cryptodev_dsa_dsa_mod_exp;
}
if (cryptodev_asymfeat & CRF_DSA_VERIFY)
cryptodev_dsa.dsa_do_verify = cryptodev_dsa_verify;
}
if (ENGINE_set_DH(engine, &cryptodev_dh)){
const DH_METHOD *dh_meth = DH_OpenSSL();
cryptodev_dh.generate_key = dh_meth->generate_key;
cryptodev_dh.compute_key = dh_meth->compute_key;
cryptodev_dh.bn_mod_exp = dh_meth->bn_mod_exp;
if (cryptodev_asymfeat & CRF_MOD_EXP) {
cryptodev_dh.bn_mod_exp = cryptodev_mod_exp_dh;
if (cryptodev_asymfeat & CRF_DH_COMPUTE_KEY)
cryptodev_dh.compute_key =
cryptodev_dh_compute_key;
}
}
ENGINE_add(engine);
ENGINE_free(engine);
ERR_clear_error();
}示例15: bind_aep
/* This internal function is used by ENGINE_aep() and possibly by the
* "dynamic" ENGINE support too */
static int bind_aep(ENGINE *e)
{
#ifndef OPENSSL_NO_RSA
const RSA_METHOD *meth1;
#endif
#ifndef OPENSSL_NO_DSA
const DSA_METHOD *meth2;
#endif
#ifndef OPENSSL_NO_DH
const DH_METHOD *meth3;
#endif
if(!ENGINE_set_id(e, engine_aep_id) ||
!ENGINE_set_name(e, engine_aep_name) ||
#ifndef OPENSSL_NO_RSA
!ENGINE_set_RSA(e, &aep_rsa) ||
#endif
#ifndef OPENSSL_NO_DSA
!ENGINE_set_DSA(e, &aep_dsa) ||
#endif
#ifndef OPENSSL_NO_DH
!ENGINE_set_DH(e, &aep_dh) ||
#endif
#ifdef AEPRAND
!ENGINE_set_RAND(e, &aep_random) ||
#endif
!ENGINE_set_init_function(e, aep_init) ||
!ENGINE_set_destroy_function(e, aep_destroy) ||
!ENGINE_set_finish_function(e, aep_finish) ||
!ENGINE_set_ctrl_function(e, aep_ctrl) ||
!ENGINE_set_cmd_defns(e, aep_cmd_defns))
return 0;
#ifndef OPENSSL_NO_RSA
/* We know that the "PKCS1_SSLeay()" functions hook properly
* to the aep-specific mod_exp and mod_exp_crt so we use
* those functions. NB: We don't use ENGINE_openssl() or
* anything "more generic" because something like the RSAref
* code may not hook properly, and if you own one of these
* cards then you have the right to do RSA operations on it
* anyway! */
meth1 = RSA_PKCS1_SSLeay();
aep_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
aep_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
aep_rsa.rsa_priv_enc = meth1->rsa_priv_enc;
aep_rsa.rsa_priv_dec = meth1->rsa_priv_dec;
#endif
#ifndef OPENSSL_NO_DSA
/* Use the DSA_OpenSSL() method and just hook the mod_exp-ish
* bits. */
meth2 = DSA_OpenSSL();
aep_dsa.dsa_do_sign = meth2->dsa_do_sign;
aep_dsa.dsa_sign_setup = meth2->dsa_sign_setup;
aep_dsa.dsa_do_verify = meth2->dsa_do_verify;
aep_dsa = *DSA_get_default_method();
aep_dsa.dsa_mod_exp = aep_dsa_mod_exp;
aep_dsa.bn_mod_exp = aep_mod_exp_dsa;
#endif
#ifndef OPENSSL_NO_DH
/* Much the same for Diffie-Hellman */
meth3 = DH_OpenSSL();
aep_dh.generate_key = meth3->generate_key;
aep_dh.compute_key = meth3->compute_key;
aep_dh.bn_mod_exp = meth3->bn_mod_exp;
#endif
/* Ensure the aep error handling is set up */
ERR_load_AEPHK_strings();
return 1;
}