## x509 x509 — X509 certificates implementation for NSS. |

## Stability Level

Stable, unless otherwise indicated

## Functions

xmlSecKeyDataId | xmlSecNssKeyDataX509GetKlass ()
CERTCertificate * | xmlSecNssKeyDataX509GetKeyCert ()
int | xmlSecNssKeyDataX509AdoptKeyCert ()
int | xmlSecNssKeyDataX509AdoptCert ()
CERTCertificate * | xmlSecNssKeyDataX509GetCert ()
xmlSecSize | xmlSecNssKeyDataX509GetCertsSize ()
int | xmlSecNssKeyDataX509AdoptCrl ()
CERTSignedCrl * | xmlSecNssKeyDataX509GetCrl ()
xmlSecSize | xmlSecNssKeyDataX509GetCrlsSize ()
xmlSecKeyDataPtr | xmlSecNssX509CertGetKey ()
xmlSecKeyDataId | xmlSecNssKeyDataRawX509CertGetKlass ()
xmlSecKeyDataStoreId | xmlSecNssX509StoreGetKlass ()
CERTCertificate * | xmlSecNssX509StoreFindCert ()
CERTCertificate * | xmlSecNssX509StoreFindCert_ex ()
CERTCertificate * | xmlSecNssX509StoreVerify ()
int | xmlSecNssX509StoreAdoptCert ()

## Types and Values

#define | xmlSecNssKeyDataX509Id
#define | xmlSecNssKeyDataRawX509CertId
#define | xmlSecNssX509StoreId

## Description

## Functions

### xmlSecNssKeyDataX509GetKlass ()

    xmlSecKeyDataId
    xmlSecNssKeyDataX509GetKlass (void);

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

#### Returns

the X509 data klass.

### xmlSecNssKeyDataX509GetKeyCert ()

    CERTCertificate *
    xmlSecNssKeyDataX509GetKeyCert (xmlSecKeyDataPtr data);

Gets the certificate from which the key was extracted.

#### Parameters

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.

### xmlSecNssKeyDataX509AdoptKeyCert ()

    int
    xmlSecNssKeyDataX509AdoptKeyCert (xmlSecKeyDataPtr data,
                                      CERTCertificate *cert);

Sets the key's certificate in `data` .

#### Parameters

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.

### xmlSecNssKeyDataX509AdoptCert ()

    int
    xmlSecNssKeyDataX509AdoptCert (xmlSecKeyDataPtr data,
                                   CERTCertificate *cert);

Adds certificate to the X509 key data.

#### Parameters

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.

#### Parameters

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` .

#### Parameters

data | the pointer to X509 key data. |

#### Returns

te number of certificates in `data` .

### xmlSecNssKeyDataX509AdoptCrl ()

    int
    xmlSecNssKeyDataX509AdoptCrl (xmlSecKeyDataPtr data,
                                  CERTSignedCrl *crl);

Adds CRL to the X509 key data.

#### Parameters

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.

### xmlSecNssKeyDataX509GetCrl ()

    CERTSignedCrl *
    xmlSecNssKeyDataX509GetCrl (xmlSecKeyDataPtr data,
                                xmlSecSize pos);

Gets a CRL from X509 key data.

#### Parameters

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` .

#### Parameters

data | the pointer to X509 key data. |

#### Returns

te number of CRLs in `data` .

### xmlSecNssX509CertGetKey ()

    xmlSecKeyDataPtr
    xmlSecNssX509CertGetKey (CERTCertificate *cert);

Extracts public key from the `cert` .

#### Parameters

cert | the certificate. |

#### Returns

public key value or NULL if an error occurs.

### xmlSecNssKeyDataRawX509CertGetKlass ()

    xmlSecKeyDataId
    xmlSecNssKeyDataRawX509CertGetKlass (void);

The raw X509 certificates key data klass.

#### Returns

raw X509 certificates key data klass.

### xmlSecNssX509StoreGetKlass ()

    xmlSecKeyDataStoreId
    xmlSecNssX509StoreGetKlass (void);

The NSS X509 certificates key data store klass.

#### Returns

pointer to NSS X509 certificates key data store klass.

### xmlSecNssX509StoreFindCert ()

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

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

#### Parameters

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.

### xmlSecNssX509StoreFindCert_ex ()

    CERTCertificate *
    xmlSecNssX509StoreFindCert_ex (xmlSecKeyDataStorePtr store,
                                   xmlChar *subjectName,
                                   xmlChar *issuerName,
                                   xmlChar *issuerSerial,
                                   xmlSecByte *ski,
                                   xmlSecSize skiSize,
                                   xmlSecKeyInfoCtx *keyInfoCtx);

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

#### Parameters

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. |
skiSize | the desired certificate SKI size. |
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.

### xmlSecNssX509StoreVerify ()

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

Verifies `certs` list.

#### Parameters

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` .

### xmlSecNssX509StoreAdoptCert ()

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

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

#### Parameters

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.

## Types and Values

### xmlSecNssKeyDataX509Id

    #define             xmlSecNssKeyDataX509Id

The NSS X509 data klass.

### xmlSecNssKeyDataRawX509CertId

    #define             xmlSecNssKeyDataRawX509CertId

The NSS raw X509 certificate klass.

### xmlSecNssX509StoreId

    #define             xmlSecNssX509StoreId

The NSS X509 store klass.