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# crypto ## Name crypto -- Crypto transforms implementation for OpenSSL. ## Synopsis
    #define             XMLSEC_NO_SHA224
    #define             XMLSEC_NO_SHA256
    #define             XMLSEC_NO_SHA384
    #define             XMLSEC_NO_SHA512
    #define             XMLSEC_NO_AES
    xmlSecCryptoDLFunctionsPtr  xmlSecCryptoGetFunctions_openssl
                                                            (void);
    int                 xmlSecOpenSSLInit                   (void);
    int                 xmlSecOpenSSLShutdown               (void);
    int                 xmlSecOpenSSLKeysMngrInit           (xmlSecKeysMngrPtr mngr);
    int                 xmlSecOpenSSLGenerateRandom         (xmlSecBufferPtr buffer,
                                                             xmlSecSize size);
    int                 xmlSecOpenSSLSetDefaultTrustedCertsFolder
                                                            (const xmlChar *path);
    const xmlChar*      xmlSecOpenSSLGetDefaultTrustedCertsFolder
                                                            (void);
    #define             xmlSecOpenSSLKeyDataAesId
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataAesGetKlass     (void);
    int                 xmlSecOpenSSLKeyDataAesSet          (xmlSecKeyDataPtr data,
                                                             const xmlSecByte *buf,
                                                             xmlSecSize bufSize);
    #define             xmlSecOpenSSLTransformAes128CbcId
    xmlSecTransformId   xmlSecOpenSSLTransformAes128CbcGetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformAes192CbcId
    xmlSecTransformId   xmlSecOpenSSLTransformAes192CbcGetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformAes256CbcId
    xmlSecTransformId   xmlSecOpenSSLTransformAes256CbcGetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformKWAes128Id
    xmlSecTransformId   xmlSecOpenSSLTransformKWAes128GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformKWAes192Id
    xmlSecTransformId   xmlSecOpenSSLTransformKWAes192GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformKWAes256Id
    xmlSecTransformId   xmlSecOpenSSLTransformKWAes256GetKlass
                                                            (void);
    #define             xmlSecOpenSSLKeyDataDesId
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataDesGetKlass     (void);
    int                 xmlSecOpenSSLKeyDataDesSet          (xmlSecKeyDataPtr data,
                                                             const xmlSecByte *buf,
                                                             xmlSecSize bufSize);
    #define             xmlSecOpenSSLTransformDes3CbcId
    xmlSecTransformId   xmlSecOpenSSLTransformDes3CbcGetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformKWDes3Id
    xmlSecTransformId   xmlSecOpenSSLTransformKWDes3GetKlass
                                                            (void);
    #define             xmlSecOpenSSLKeyDataDsaId
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataDsaGetKlass     (void);
    int                 xmlSecOpenSSLKeyDataDsaAdoptDsa     (xmlSecKeyDataPtr data,
                                                             DSA *dsa);
    DSA*                xmlSecOpenSSLKeyDataDsaGetDsa       (xmlSecKeyDataPtr data);
    int                 xmlSecOpenSSLKeyDataDsaAdoptEvp     (xmlSecKeyDataPtr data,
                                                             EVP_PKEY *pKey);
    EVP_PKEY*           xmlSecOpenSSLKeyDataDsaGetEvp       (xmlSecKeyDataPtr data);
    #define             xmlSecOpenSSLTransformDsaSha1Id
    xmlSecTransformId   xmlSecOpenSSLTransformDsaSha1GetKlass
                                                            (void);
    int                 xmlSecOpenSSLHmacGetMinOutputLength (void);
    void                xmlSecOpenSSLHmacSetMinOutputLength (int min_length);
    #define             xmlSecOpenSSLKeyDataHmacId
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataHmacGetKlass    (void);
    int                 xmlSecOpenSSLKeyDataHmacSet         (xmlSecKeyDataPtr data,
                                                             const xmlSecByte *buf,
                                                             xmlSecSize bufSize);
    #define             xmlSecOpenSSLTransformHmacMd5Id
    xmlSecTransformId   xmlSecOpenSSLTransformHmacMd5GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformHmacRipemd160Id
    xmlSecTransformId   xmlSecOpenSSLTransformHmacRipemd160GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformHmacSha1Id
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha1GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformHmacSha224Id
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha224GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformHmacSha256Id
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha256GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformHmacSha384Id
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha384GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformHmacSha512Id
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha512GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformMd5Id
    xmlSecTransformId   xmlSecOpenSSLTransformMd5GetKlass   (void);
    #define             xmlSecOpenSSLTransformRipemd160Id
    xmlSecTransformId   xmlSecOpenSSLTransformRipemd160GetKlass
                                                            (void);
    #define             xmlSecOpenSSLKeyDataRsaId
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataRsaGetKlass     (void);
    int                 xmlSecOpenSSLKeyDataRsaAdoptRsa     (xmlSecKeyDataPtr data,
                                                             RSA *rsa);
    RSA*                xmlSecOpenSSLKeyDataRsaGetRsa       (xmlSecKeyDataPtr data);
    int                 xmlSecOpenSSLKeyDataRsaAdoptEvp     (xmlSecKeyDataPtr data,
                                                             EVP_PKEY *pKey);
    EVP_PKEY*           xmlSecOpenSSLKeyDataRsaGetEvp       (xmlSecKeyDataPtr data);
    #define             xmlSecOpenSSLTransformRsaMd5Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaMd5GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaRipemd160Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaRipemd160GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaSha1Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha1GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaSha224Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha224GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaSha256Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha256GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaSha384Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha384GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaSha512Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha512GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaPkcs1Id
    xmlSecTransformId   xmlSecOpenSSLTransformRsaPkcs1GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformRsaOaepId
    xmlSecTransformId   xmlSecOpenSSLTransformRsaOaepGetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformSha1Id
    xmlSecTransformId   xmlSecOpenSSLTransformSha1GetKlass  (void);
    #define             xmlSecOpenSSLTransformSha224Id
    xmlSecTransformId   xmlSecOpenSSLTransformSha224GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformSha256Id
    xmlSecTransformId   xmlSecOpenSSLTransformSha256GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformSha384Id
    xmlSecTransformId   xmlSecOpenSSLTransformSha384GetKlass
                                                            (void);
    #define             xmlSecOpenSSLTransformSha512Id
    xmlSecTransformId   xmlSecOpenSSLTransformSha512GetKlass
                                                            (void);
    #define             XMLSEC_OPENSSL_ERRORS_LIB
    #define             XMLSEC_OPENSSL_ERRORS_FUNCTION
    void                xmlSecOpenSSLErrorsDefaultCallback  (const char *file,
                                                             int line,
                                                             const char *func,
                                                             const char *errorObject,
                                                             const char *errorSubject,
                                                             int reason,
                                                             const char *msg);
## Description Crypto transforms implementation for OpenSSL. ## Details ### XMLSEC_NO_SHA224
    #define XMLSEC_NO_SHA224 1
### XMLSEC_NO_SHA256
    #define XMLSEC_NO_SHA256 1
### XMLSEC_NO_SHA384
    #define XMLSEC_NO_SHA384 1
### XMLSEC_NO_SHA512
    #define XMLSEC_NO_SHA512 1
### XMLSEC_NO_AES
    #define XMLSEC_NO_AES	 1
### xmlSecCryptoGetFunctions_openssl ()
    xmlSecCryptoDLFunctionsPtr  xmlSecCryptoGetFunctions_openssl
                                                            (void);
Gets the pointer to xmlsec-openssl functions table.
Returns : | the xmlsec-openssl functions table or NULL if an error occurs.
### xmlSecOpenSSLInit ()
    int                 xmlSecOpenSSLInit                   (void);
XMLSec library specific crypto engine initialization.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLShutdown ()
    int                 xmlSecOpenSSLShutdown               (void);
XMLSec library specific crypto engine shutdown.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLKeysMngrInit ()
    int                 xmlSecOpenSSLKeysMngrInit           (xmlSecKeysMngrPtr mngr);
Adds OpenSSL specific key data stores in keys manager.
`mngr` : | the pointer to keys manager.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLGenerateRandom ()
    int                 xmlSecOpenSSLGenerateRandom         (xmlSecBufferPtr buffer,
                                                             xmlSecSize size);
Generates `size` random bytes and puts result in `buffer`.
`buffer` : | the destination buffer.
`size` : | the numer of bytes to generate.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLSetDefaultTrustedCertsFolder ()
    int                 xmlSecOpenSSLSetDefaultTrustedCertsFolder
                                                            (const xmlChar *path);
Sets the default trusted certs folder.
`path` : | the default trusted certs path.
Returns : | 0 on success or a negative value if an error occurs.
### xmlSecOpenSSLGetDefaultTrustedCertsFolder ()
    const xmlChar*      xmlSecOpenSSLGetDefaultTrustedCertsFolder
                                                            (void);
Gets the default trusted certs folder.
Returns : | the default trusted cert folder.
### xmlSecOpenSSLKeyDataAesId
    #define             xmlSecOpenSSLKeyDataAesId
The AES key klass. ### xmlSecOpenSSLKeyDataAesGetKlass ()
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataAesGetKlass     (void);
The AES key data klass.
Returns : | AES key data klass.
### xmlSecOpenSSLKeyDataAesSet ()
    int                 xmlSecOpenSSLKeyDataAesSet          (xmlSecKeyDataPtr data,
                                                             const xmlSecByte *buf,
                                                             xmlSecSize bufSize);
Sets the value of AES key data.
`data` : | the pointer to AES key data.
`buf` : | the pointer to key value.
`bufSize` : | the key value size (in bytes).
Returns : | 0 on success or a negative value if an error occurs.
### xmlSecOpenSSLTransformAes128CbcId
    #define             xmlSecOpenSSLTransformAes128CbcId
The AES128 CBC cipher transform klass. ### xmlSecOpenSSLTransformAes128CbcGetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformAes128CbcGetKlass
                                                            (void);
AES 128 CBC encryption transform klass.
Returns : | pointer to AES 128 CBC encryption transform.
### xmlSecOpenSSLTransformAes192CbcId
    #define             xmlSecOpenSSLTransformAes192CbcId
The AES192 CBC cipher transform klass. ### xmlSecOpenSSLTransformAes192CbcGetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformAes192CbcGetKlass
                                                            (void);
AES 192 CBC encryption transform klass.
Returns : | pointer to AES 192 CBC encryption transform.
### xmlSecOpenSSLTransformAes256CbcId
    #define             xmlSecOpenSSLTransformAes256CbcId
The AES256 CBC cipher transform klass. ### xmlSecOpenSSLTransformAes256CbcGetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformAes256CbcGetKlass
                                                            (void);
AES 256 CBC encryption transform klass.
Returns : | pointer to AES 256 CBC encryption transform.
### xmlSecOpenSSLTransformKWAes128Id
    #define             xmlSecOpenSSLTransformKWAes128Id
The AES 128 key wrap transform klass. ### xmlSecOpenSSLTransformKWAes128GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformKWAes128GetKlass
                                                            (void);
The AES-128 kew wrapper transform klass.
Returns : | AES-128 kew wrapper transform klass.
### xmlSecOpenSSLTransformKWAes192Id
    #define             xmlSecOpenSSLTransformKWAes192Id
The AES 192 key wrap transform klass. ### xmlSecOpenSSLTransformKWAes192GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformKWAes192GetKlass
                                                            (void);
The AES-192 kew wrapper transform klass.
Returns : | AES-192 kew wrapper transform klass.
### xmlSecOpenSSLTransformKWAes256Id
    #define             xmlSecOpenSSLTransformKWAes256Id
The AES 256 key wrap transform klass. ### xmlSecOpenSSLTransformKWAes256GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformKWAes256GetKlass
                                                            (void);
The AES-256 kew wrapper transform klass.
Returns : | AES-256 kew wrapper transform klass.
### xmlSecOpenSSLKeyDataDesId
    #define             xmlSecOpenSSLKeyDataDesId
The DES key klass. ### xmlSecOpenSSLKeyDataDesGetKlass ()
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataDesGetKlass     (void);
The DES key data klass.
Returns : | DES key data klass.
### xmlSecOpenSSLKeyDataDesSet ()
    int                 xmlSecOpenSSLKeyDataDesSet          (xmlSecKeyDataPtr data,
                                                             const xmlSecByte *buf,
                                                             xmlSecSize bufSize);
Sets the value of DES key data.
`data` : | the pointer to DES key data.
`buf` : | the pointer to key value.
`bufSize` : | the key value size (in bytes).
Returns : | 0 on success or a negative value if an error occurs.
### xmlSecOpenSSLTransformDes3CbcId
    #define             xmlSecOpenSSLTransformDes3CbcId
The DES3 CBC cipher transform klass. ### xmlSecOpenSSLTransformDes3CbcGetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformDes3CbcGetKlass
                                                            (void);
Triple DES CBC encryption transform klass.
Returns : | pointer to Triple DES encryption transform.
### xmlSecOpenSSLTransformKWDes3Id
    #define             xmlSecOpenSSLTransformKWDes3Id
The DES3 CBC cipher transform klass. ### xmlSecOpenSSLTransformKWDes3GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformKWDes3GetKlass
                                                            (void);
The Triple DES key wrapper transform klass.
Returns : | Triple DES key wrapper transform klass.
### xmlSecOpenSSLKeyDataDsaId
    #define             xmlSecOpenSSLKeyDataDsaId
The DSA key klass. ### xmlSecOpenSSLKeyDataDsaGetKlass ()
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataDsaGetKlass     (void);
The DSA key data klass.
Returns : | pointer to DSA key data klass.
### xmlSecOpenSSLKeyDataDsaAdoptDsa ()
    int                 xmlSecOpenSSLKeyDataDsaAdoptDsa     (xmlSecKeyDataPtr data,
                                                             DSA *dsa);
Sets the value of DSA key data.
`data` : | the pointer to DSA key data.
`dsa` : | the pointer to OpenSSL DSA key.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLKeyDataDsaGetDsa ()
    DSA*                xmlSecOpenSSLKeyDataDsaGetDsa       (xmlSecKeyDataPtr data);
Gets the OpenSSL DSA key from DSA key data.
`data` : | the pointer to DSA key data.
Returns : | pointer to OpenSSL DSA key or NULL if an error occurs.
### xmlSecOpenSSLKeyDataDsaAdoptEvp ()
    int                 xmlSecOpenSSLKeyDataDsaAdoptEvp     (xmlSecKeyDataPtr data,
                                                             EVP_PKEY *pKey);
Sets the DSA key data value to OpenSSL EVP key.
`data` : | the pointer to DSA key data.
`pKey` : | the pointer to OpenSSL EVP key.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLKeyDataDsaGetEvp ()
    EVP_PKEY*           xmlSecOpenSSLKeyDataDsaGetEvp       (xmlSecKeyDataPtr data);
Gets the OpenSSL EVP key from DSA key data.
`data` : | the pointer to DSA key data.
Returns : | pointer to OpenSSL EVP key or NULL if an error occurs.
### xmlSecOpenSSLTransformDsaSha1Id
    #define             xmlSecOpenSSLTransformDsaSha1Id
The DSA SHA1 signature transform klass. ### xmlSecOpenSSLTransformDsaSha1GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformDsaSha1GetKlass
                                                            (void);
The DSA-SHA1 signature transform klass.
Returns : | DSA-SHA1 signature transform klass.
### xmlSecOpenSSLHmacGetMinOutputLength ()
    int                 xmlSecOpenSSLHmacGetMinOutputLength (void);
Gets the value of min HMAC length.
Returns : | the min HMAC output length
### xmlSecOpenSSLHmacSetMinOutputLength ()
    void                xmlSecOpenSSLHmacSetMinOutputLength (int min_length);
Sets the min HMAC output length
`min_length` : | the new min length
### xmlSecOpenSSLKeyDataHmacId
    #define             xmlSecOpenSSLKeyDataHmacId
The DHMAC key klass. ### xmlSecOpenSSLKeyDataHmacGetKlass ()
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataHmacGetKlass    (void);
The HMAC key data klass.
Returns : | HMAC key data klass.
### xmlSecOpenSSLKeyDataHmacSet ()
    int                 xmlSecOpenSSLKeyDataHmacSet         (xmlSecKeyDataPtr data,
                                                             const xmlSecByte *buf,
                                                             xmlSecSize bufSize);
Sets the value of HMAC key data.
`data` : | the pointer to HMAC key data.
`buf` : | the pointer to key value.
`bufSize` : | the key value size (in bytes).
Returns : | 0 on success or a negative value if an error occurs.
### xmlSecOpenSSLTransformHmacMd5Id
    #define             xmlSecOpenSSLTransformHmacMd5Id
The HMAC with MD5 signature transform klass. ### xmlSecOpenSSLTransformHmacMd5GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformHmacMd5GetKlass
                                                            (void);
The HMAC-MD5 transform klass.
Returns : | the HMAC-MD5 transform klass.
### xmlSecOpenSSLTransformHmacRipemd160Id
    #define             xmlSecOpenSSLTransformHmacRipemd160Id
The HMAC with RipeMD160 signature transform klass. ### xmlSecOpenSSLTransformHmacRipemd160GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformHmacRipemd160GetKlass
                                                            (void);
The HMAC-RIPEMD160 transform klass.
Returns : | the HMAC-RIPEMD160 transform klass.
### xmlSecOpenSSLTransformHmacSha1Id
    #define             xmlSecOpenSSLTransformHmacSha1Id
The HMAC with SHA1 signature transform klass. ### xmlSecOpenSSLTransformHmacSha1GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha1GetKlass
                                                            (void);
The HMAC-SHA1 transform klass.
Returns : | the HMAC-SHA1 transform klass.
### xmlSecOpenSSLTransformHmacSha224Id
    #define             xmlSecOpenSSLTransformHmacSha224Id
The HMAC with SHA224 signature transform klass. ### xmlSecOpenSSLTransformHmacSha224GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha224GetKlass
                                                            (void);
The HMAC-SHA224 transform klass.
Returns : | the HMAC-SHA224 transform klass.
### xmlSecOpenSSLTransformHmacSha256Id
    #define             xmlSecOpenSSLTransformHmacSha256Id
The HMAC with SHA256 signature transform klass. ### xmlSecOpenSSLTransformHmacSha256GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha256GetKlass
                                                            (void);
The HMAC-SHA256 transform klass.
Returns : | the HMAC-SHA256 transform klass.
### xmlSecOpenSSLTransformHmacSha384Id
    #define             xmlSecOpenSSLTransformHmacSha384Id
The HMAC with SHA384 signature transform klass. ### xmlSecOpenSSLTransformHmacSha384GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha384GetKlass
                                                            (void);
The HMAC-SHA384 transform klass.
Returns : | the HMAC-SHA384 transform klass.
### xmlSecOpenSSLTransformHmacSha512Id
    #define             xmlSecOpenSSLTransformHmacSha512Id
The HMAC with SHA512 signature transform klass. ### xmlSecOpenSSLTransformHmacSha512GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformHmacSha512GetKlass
                                                            (void);
The HMAC-SHA512 transform klass.
Returns : | the HMAC-SHA512 transform klass.
### xmlSecOpenSSLTransformMd5Id
    #define             xmlSecOpenSSLTransformMd5Id
The MD5 digest transform klass. ### xmlSecOpenSSLTransformMd5GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformMd5GetKlass   (void);
MD5 digest transform klass.
Returns : | pointer to MD5 digest transform klass.
### xmlSecOpenSSLTransformRipemd160Id
    #define             xmlSecOpenSSLTransformRipemd160Id
The RIPEMD160 digest transform klass. ### xmlSecOpenSSLTransformRipemd160GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRipemd160GetKlass
                                                            (void);
RIPEMD-160 digest transform klass.
Returns : | pointer to RIPEMD-160 digest transform klass.
### xmlSecOpenSSLKeyDataRsaId
    #define             xmlSecOpenSSLKeyDataRsaId
The RSA key klass. ### xmlSecOpenSSLKeyDataRsaGetKlass ()
    xmlSecKeyDataId     xmlSecOpenSSLKeyDataRsaGetKlass     (void);
The OpenSSL RSA key data klass.
Returns : | pointer to OpenSSL RSA key data klass.
### xmlSecOpenSSLKeyDataRsaAdoptRsa ()
    int                 xmlSecOpenSSLKeyDataRsaAdoptRsa     (xmlSecKeyDataPtr data,
                                                             RSA *rsa);
Sets the value of RSA key data.
`data` : | the pointer to RSA key data.
`rsa` : | the pointer to OpenSSL RSA key.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLKeyDataRsaGetRsa ()
    RSA*                xmlSecOpenSSLKeyDataRsaGetRsa       (xmlSecKeyDataPtr data);
Gets the OpenSSL RSA key from RSA key data.
`data` : | the pointer to RSA key data.
Returns : | pointer to OpenSSL RSA key or NULL if an error occurs.
### xmlSecOpenSSLKeyDataRsaAdoptEvp ()
    int                 xmlSecOpenSSLKeyDataRsaAdoptEvp     (xmlSecKeyDataPtr data,
                                                             EVP_PKEY *pKey);
Sets the RSA key data value to OpenSSL EVP key.
`data` : | the pointer to RSA key data.
`pKey` : | the pointer to OpenSSL EVP key.
Returns : | 0 on success or a negative value otherwise.
### xmlSecOpenSSLKeyDataRsaGetEvp ()
    EVP_PKEY*           xmlSecOpenSSLKeyDataRsaGetEvp       (xmlSecKeyDataPtr data);
Gets the OpenSSL EVP key from RSA key data.
`data` : | the pointer to RSA key data.
Returns : | pointer to OpenSSL EVP key or NULL if an error occurs.
### xmlSecOpenSSLTransformRsaMd5Id
    #define             xmlSecOpenSSLTransformRsaMd5Id
The RSA-MD5 signature transform klass. ### xmlSecOpenSSLTransformRsaMd5GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaMd5GetKlass
                                                            (void);
The RSA-MD5 signature transform klass.
Returns : | RSA-MD5 signature transform klass.
### xmlSecOpenSSLTransformRsaRipemd160Id
    #define             xmlSecOpenSSLTransformRsaRipemd160Id
The RSA-RIPEMD160 signature transform klass. ### xmlSecOpenSSLTransformRsaRipemd160GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaRipemd160GetKlass
                                                            (void);
The RSA-RIPEMD160 signature transform klass.
Returns : | RSA-RIPEMD160 signature transform klass.
### xmlSecOpenSSLTransformRsaSha1Id
    #define             xmlSecOpenSSLTransformRsaSha1Id
The RSA-SHA1 signature transform klass. ### xmlSecOpenSSLTransformRsaSha1GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha1GetKlass
                                                            (void);
The RSA-SHA1 signature transform klass.
Returns : | RSA-SHA1 signature transform klass.
### xmlSecOpenSSLTransformRsaSha224Id
    #define             xmlSecOpenSSLTransformRsaSha224Id
The RSA-SHA224 signature transform klass. ### xmlSecOpenSSLTransformRsaSha224GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha224GetKlass
                                                            (void);
The RSA-SHA224 signature transform klass.
Returns : | RSA-SHA224 signature transform klass.
### xmlSecOpenSSLTransformRsaSha256Id
    #define             xmlSecOpenSSLTransformRsaSha256Id
The RSA-SHA256 signature transform klass. ### xmlSecOpenSSLTransformRsaSha256GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha256GetKlass
                                                            (void);
The RSA-SHA256 signature transform klass.
Returns : | RSA-SHA256 signature transform klass.
### xmlSecOpenSSLTransformRsaSha384Id
    #define             xmlSecOpenSSLTransformRsaSha384Id
The RSA-SHA384 signature transform klass. ### xmlSecOpenSSLTransformRsaSha384GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha384GetKlass
                                                            (void);
The RSA-SHA384 signature transform klass.
Returns : | RSA-SHA384 signature transform klass.
### xmlSecOpenSSLTransformRsaSha512Id
    #define             xmlSecOpenSSLTransformRsaSha512Id
The RSA-SHA512 signature transform klass. ### xmlSecOpenSSLTransformRsaSha512GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaSha512GetKlass
                                                            (void);
The RSA-SHA512 signature transform klass.
Returns : | RSA-SHA512 signature transform klass.
### xmlSecOpenSSLTransformRsaPkcs1Id
    #define             xmlSecOpenSSLTransformRsaPkcs1Id
The RSA PKCS1 key transport transform klass. ### xmlSecOpenSSLTransformRsaPkcs1GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaPkcs1GetKlass
                                                            (void);
The RSA-PKCS1 key transport transform klass.
Returns : | RSA-PKCS1 key transport transform klass.
### xmlSecOpenSSLTransformRsaOaepId
    #define             xmlSecOpenSSLTransformRsaOaepId
The RSA PKCS1 key transport transform klass. ### xmlSecOpenSSLTransformRsaOaepGetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformRsaOaepGetKlass
                                                            (void);
The RSA-OAEP key transport transform klass.
Returns : | RSA-OAEP key transport transform klass.
### xmlSecOpenSSLTransformSha1Id
    #define             xmlSecOpenSSLTransformSha1Id
The SHA1 digest transform klass. ### xmlSecOpenSSLTransformSha1GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformSha1GetKlass  (void);
SHA-1 digest transform klass.
Returns : | pointer to SHA-1 digest transform klass.
### xmlSecOpenSSLTransformSha224Id
    #define             xmlSecOpenSSLTransformSha224Id
The SHA224 digest transform klass. ### xmlSecOpenSSLTransformSha224GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformSha224GetKlass
                                                            (void);
SHA-224 digest transform klass.
Returns : | pointer to SHA-224 digest transform klass.
### xmlSecOpenSSLTransformSha256Id
    #define             xmlSecOpenSSLTransformSha256Id
The SHA256 digest transform klass. ### xmlSecOpenSSLTransformSha256GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformSha256GetKlass
                                                            (void);
SHA-256 digest transform klass.
Returns : | pointer to SHA-256 digest transform klass.
### xmlSecOpenSSLTransformSha384Id
    #define             xmlSecOpenSSLTransformSha384Id
The SHA384 digest transform klass. ### xmlSecOpenSSLTransformSha384GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformSha384GetKlass
                                                            (void);
SHA-384 digest transform klass.
Returns : | pointer to SHA-384 digest transform klass.
### xmlSecOpenSSLTransformSha512Id
    #define             xmlSecOpenSSLTransformSha512Id
The SHA512 digest transform klass. ### xmlSecOpenSSLTransformSha512GetKlass ()
    xmlSecTransformId   xmlSecOpenSSLTransformSha512GetKlass
                                                            (void);
SHA-512 digest transform klass.
Returns : | pointer to SHA-512 digest transform klass.
### XMLSEC_OPENSSL_ERRORS_LIB
    #define XMLSEC_OPENSSL_ERRORS_LIB			(ERR_LIB_USER + 57)
Macro. The XMLSec library klass for OpenSSL errors reporting functions. ### XMLSEC_OPENSSL_ERRORS_FUNCTION
    #define XMLSEC_OPENSSL_ERRORS_FUNCTION			0
Macro. The XMLSec library functions OpenSSL errors reporting functions. ### xmlSecOpenSSLErrorsDefaultCallback ()
    void                xmlSecOpenSSLErrorsDefaultCallback  (const char *file,
                                                             int line,
                                                             const char *func,
                                                             const char *errorObject,
                                                             const char *errorSubject,
                                                             int reason,
                                                             const char *msg);
The default OpenSSL errors reporting callback function.
`file` : | the error location file name (__FILE__ macro).
`line` : | the error location line number (__LINE__ macro).
`func` : | the error location function name (__FUNCTION__ macro).
`errorObject` : | the error specific error object
`errorSubject` : | the error specific error subject.
`reason` : | the error code.
`msg` : | the additional error message.