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# x509

## Name

x509 -- X509 certificates support implementation for NSS.

## Synopsis

    xmlSecKeyDataIdxmlSecNssKeyDataRawX509CertGetKlass (void);
    #define             xmlSecNssKeyDataRawX509CertId
    intxmlSecNssKeyDataX509AdoptCert       (xmlSecKeyDataPtr data,
                                                             CERTCertificate *cert);
    intxmlSecNssKeyDataX509AdoptCrl        (xmlSecKeyDataPtr data,
                                                             CERTSignedCrl *crl);
    intxmlSecNssKeyDataX509AdoptKeyCert    (xmlSecKeyDataPtr data,
                                                             CERTCertificate *cert);
    CERTCertificate *   xmlSecNssKeyDataX509GetCert         (xmlSecKeyDataPtr data,
                                                             xmlSecSize pos);
    xmlSecSize          xmlSecNssKeyDataX509GetCertsSize    (xmlSecKeyDataPtr data);
    CERTSignedCrl *     xmlSecNssKeyDataX509GetCrl          (xmlSecKeyDataPtr data,
                                                             xmlSecSize pos);
    xmlSecSize          xmlSecNssKeyDataX509GetCrlsSize     (xmlSecKeyDataPtr data);
    CERTCertificate *   xmlSecNssKeyDataX509GetKeyCert      (xmlSecKeyDataPtr data);
    xmlSecKeyDataIdxmlSecNssKeyDataX509GetKlass        (void);
    #define             xmlSecNssKeyDataX509Id
    xmlSecKeyDataPtr    xmlSecNssX509CertGetKey             (CERTCertificate *cert);
    intxmlSecNssX509StoreAdoptCert         (xmlSecKeyDataStorePtr store,
                                                             CERTCertificate *cert,
                                                             xmlSecKeyDataType type);
    CERTCertificate *   xmlSecNssX509StoreFindCert          (xmlSecKeyDataStorePtr store,
                                                             xmlChar *subjectName,
                                                             xmlChar *issuerName,
                                                             xmlChar *issuerSerial,
                                                             xmlChar *ski,
                                                             xmlSecKeyInfoCtx *keyInfoCtx);
    xmlSecKeyDataStoreIdxmlSecNssX509StoreGetKlass         (void);
    #define             xmlSecNssX509StoreId
    CERTCertificate *   xmlSecNssX509StoreVerify            (xmlSecKeyDataStorePtr store,
                                                             CERTCertList *certs,
                                                             xmlSecKeyInfoCtx *keyInfoCtx);

## Description

X509 certificates support implementation for NSS.

## Details

### xmlSecNssKeyDataRawX509CertGetKlass ()

    xmlSecKeyDataId     xmlSecNssKeyDataRawX509CertGetKlass (void);

The raw X509 certificates key data klass.

Returns : | raw X509 certificates key data klass.

### xmlSecNssKeyDataRawX509CertId

    #define             xmlSecNssKeyDataRawX509CertId

The NSS raw X509 certificate klass.

### xmlSecNssKeyDataX509AdoptCert ()

    int                 xmlSecNssKeyDataX509AdoptCert       (xmlSecKeyDataPtr data,
                                                             CERTCertificate *cert);

Adds certificate to the X509 key data.

`data` : | the pointer to X509 key data.
`cert` : | the pointer to NSS X509 certificate.
Returns : | 0 on success or a negative value if an error occurs.

### xmlSecNssKeyDataX509AdoptCrl ()

    int                 xmlSecNssKeyDataX509AdoptCrl        (xmlSecKeyDataPtr data,
                                                             CERTSignedCrl *crl);

Adds CRL to the X509 key data.

`data` : | the pointer to X509 key data.
`crl` : | the pointer to NSS X509 CRL.
Returns : | 0 on success or a negative value if an error occurs.

### xmlSecNssKeyDataX509AdoptKeyCert ()

    int                 xmlSecNssKeyDataX509AdoptKeyCert    (xmlSecKeyDataPtr data,
                                                             CERTCertificate *cert);

Sets the key's certificate in `data`.

`data` : | the pointer to X509 key data.
`cert` : | the pointer to NSS X509 certificate.
Returns : | 0 on success or a negative value if an error occurs.

### xmlSecNssKeyDataX509GetCert ()

    CERTCertificate *   xmlSecNssKeyDataX509GetCert         (xmlSecKeyDataPtr data,
                                                             xmlSecSize pos);

Gets a certificate from X509 key data.

`data` : | the pointer to X509 key data.
`pos` : | the desired certificate position.
Returns : | the pointer to certificate or NULL if `pos` is larger than the number of certificates in `data` or an error occurs.

### xmlSecNssKeyDataX509GetCertsSize ()

    xmlSecSize          xmlSecNssKeyDataX509GetCertsSize    (xmlSecKeyDataPtr data);

Gets the number of certificates in `data`.

`data` : | the pointer to X509 key data.
Returns : | te number of certificates in `data`.

### xmlSecNssKeyDataX509GetCrl ()

    CERTSignedCrl *     xmlSecNssKeyDataX509GetCrl          (xmlSecKeyDataPtr data,
                                                             xmlSecSize pos);

Gets a CRL from X509 key data.

`data` : | the pointer to X509 key data.
`pos` : | the desired CRL position.
Returns : | the pointer to CRL or NULL if `pos` is larger than the number of CRLs in `data` or an error occurs.

### xmlSecNssKeyDataX509GetCrlsSize ()

    xmlSecSize          xmlSecNssKeyDataX509GetCrlsSize     (xmlSecKeyDataPtr data);

Gets the number of CRLs in `data`.

`data` : | the pointer to X509 key data.
Returns : | te number of CRLs in `data`.

### xmlSecNssKeyDataX509GetKeyCert ()

    CERTCertificate *   xmlSecNssKeyDataX509GetKeyCert      (xmlSecKeyDataPtr data);

Gets the certificate from which the key was extracted.

`data` : | the pointer to X509 key data.
Returns : | the key's certificate or NULL if key data was not used for key extraction or an error occurs.

### xmlSecNssKeyDataX509GetKlass ()

    xmlSecKeyDataId     xmlSecNssKeyDataX509GetKlass        (void);

The NSS X509 key data klass (http://www.w3.org/TR/xmldsig-core/sec-X509Data).

Returns : | the X509 data klass.

### xmlSecNssKeyDataX509Id

    #define             xmlSecNssKeyDataX509Id

The NSS X509 data klass.

### xmlSecNssX509CertGetKey ()

    xmlSecKeyDataPtr    xmlSecNssX509CertGetKey             (CERTCertificate *cert);

Extracts public key from the `cert`.

`cert` : | the certificate.
Returns : | public key value or NULL if an error occurs.

### xmlSecNssX509StoreAdoptCert ()

    int                 xmlSecNssX509StoreAdoptCert         (xmlSecKeyDataStorePtr store,
                                                             CERTCertificate *cert,
                                                             xmlSecKeyDataType type);

Adds trusted (root) or untrusted certificate to the store.

`store` : | the pointer to X509 key data store klass.
`cert` : | the pointer to NSS X509 certificate.
`type` : | the certificate type (trusted/untrusted).
Returns : | 0 on success or a negative value if an error occurs.

### xmlSecNssX509StoreFindCert ()

    CERTCertificate *   xmlSecNssX509StoreFindCert          (xmlSecKeyDataStorePtr store,
                                                             xmlChar *subjectName,
                                                             xmlChar *issuerName,
                                                             xmlChar *issuerSerial,
                                                             xmlChar *ski,
                                                             xmlSecKeyInfoCtx *keyInfoCtx);

Searches `store` for a certificate that matches given criteria.

`store` : | the pointer to X509 key data store klass.
`subjectName` : | the desired certificate name.
`issuerName` : | the desired certificate issuer name.
`issuerSerial` : | the desired certificate issuer serial number.
`ski` : | the desired certificate SKI.
`keyInfoCtx` : | the pointer to <dsig:KeyInfo/> element processing context.
Returns : | pointer to found certificate or NULL if certificate is not found or an error occurs.

### xmlSecNssX509StoreGetKlass ()

    xmlSecKeyDataStoreId xmlSecNssX509StoreGetKlass         (void);

The NSS X509 certificates key data store klass.

Returns : | pointer to NSS X509 certificates key data store klass.

### xmlSecNssX509StoreId

    #define             xmlSecNssX509StoreId

The NSS X509 store klass.

### xmlSecNssX509StoreVerify ()

    CERTCertificate *   xmlSecNssX509StoreVerify            (xmlSecKeyDataStorePtr store,
                                                             CERTCertList *certs,
                                                             xmlSecKeyInfoCtx *keyInfoCtx);

Verifies `certs` list.

`store` : | the pointer to X509 key data store klass.
`certs` : | the untrusted certificates stack.
`keyInfoCtx` : | the pointer to <dsig:KeyInfo/> element processing context.
Returns : | pointer to the first verified certificate from `certs`.