evp

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# evp ## Name evp -- ## Synopsis
    int         xmlSecOpenSSLEvpKeyDataAdoptEvp (xmlSecKeyDataPtr data,
                                                 EVP_PKEY *pKey);
    EVP_PKEY*   xmlSecOpenSSLEvpKeyDataGetEvp   (xmlSecKeyDataPtr data);
    EVP_PKEY*   xmlSecOpenSSLEvpKeyDup          (EVP_PKEY *pKey);
    xmlSecKeyDataPtr xmlSecOpenSSLEvpKeyAdopt   (EVP_PKEY *pKey);
## Description ## Details ### xmlSecOpenSSLEvpKeyDataAdoptEvp ()
    int         xmlSecOpenSSLEvpKeyDataAdoptEvp (xmlSecKeyDataPtr data,
                                                 EVP_PKEY *pKey);
Sets the value of key data.
data : | the pointer to OpenSSL EVP key data.
pKey : | the pointer to EVP key.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLEvpKeyDataGetEvp ()
    EVP_PKEY*   xmlSecOpenSSLEvpKeyDataGetEvp   (xmlSecKeyDataPtr data);
Gets the EVP_PKEY from the key data.
data : | the pointer to OpenSSL EVP data.
Returns : | pointer to EVP_PKEY or NULL if an error occurs.
### xmlSecOpenSSLEvpKeyDup ()
    EVP_PKEY*   xmlSecOpenSSLEvpKeyDup          (EVP_PKEY *pKey);
Duplicates pKey.
pKey : | the pointer to EVP_PKEY.
Returns : | pointer to newly created EVP_PKEY object or NULL if an error occurs.
### xmlSecOpenSSLEvpKeyAdopt ()
    xmlSecKeyDataPtr xmlSecOpenSSLEvpKeyAdopt   (EVP_PKEY *pKey);
Creates xmlsec key object from OpenSSL key object.
pKey : | the pointer to EVP_PKEY.
Returns : | pointer to newly created xmlsec key or NULL if an error occurs.
Aleksey Sanin