Home Download News Documentation FAQ Tutorial API reference Examples XML Digital Signature Online Verifier XML Encryption XML Canonicalization Reporting Bugs Mailing list Related Authors
# keysdata ## Name keysdata -- Crypto key data object definition. ## Functions
xmlSecPtrListPtr | xmlSecKeyDataIdsGet ()
int | xmlSecKeyDataIdsInit ()
void | xmlSecKeyDataIdsShutdown ()
int | xmlSecKeyDataIdsRegisterDefault ()
int | xmlSecKeyDataIdsRegister ()
xmlSecKeyDataPtr | xmlSecKeyDataCreate ()
xmlSecKeyDataPtr | xmlSecKeyDataDuplicate ()
void | xmlSecKeyDataDestroy ()
int | xmlSecKeyDataGenerate ()
xmlSecKeyDataType | xmlSecKeyDataGetType ()
xmlSecSize | xmlSecKeyDataGetSize ()
const xmlChar * | xmlSecKeyDataGetIdentifier ()
void | xmlSecKeyDataDebugDump ()
void | xmlSecKeyDataDebugXmlDump ()
int | xmlSecKeyDataXmlRead ()
int | xmlSecKeyDataXmlWrite ()
int | xmlSecKeyDataBinRead ()
int | xmlSecKeyDataBinWrite ()
#define | xmlSecKeyDataGetName()
#define | xmlSecKeyDataIsValid()
#define | xmlSecKeyDataCheckId()
#define | xmlSecKeyDataCheckUsage()
#define | xmlSecKeyDataCheckSize()
#define | xmlSecKeyDataIdUnknown
int | (*xmlSecKeyDataInitMethod) ()
int | (*xmlSecKeyDataDuplicateMethod) ()
void | (*xmlSecKeyDataFinalizeMethod) ()
int | (*xmlSecKeyDataXmlReadMethod) ()
int | (*xmlSecKeyDataXmlWriteMethod) ()
int | (*xmlSecKeyDataBinReadMethod) ()
int | (*xmlSecKeyDataBinWriteMethod) ()
int | (*xmlSecKeyDataGenerateMethod) ()
xmlSecKeyDataType | (*xmlSecKeyDataGetTypeMethod) ()
xmlSecSize | (*xmlSecKeyDataGetSizeMethod) ()
const xmlChar * | (*xmlSecKeyDataGetIdentifierMethod) ()
void | (*xmlSecKeyDataDebugDumpMethod) ()
#define | xmlSecKeyDataKlassGetName()
xmlSecPtrListId | xmlSecKeyDataListGetKlass ()
xmlSecPtrListId | xmlSecKeyDataIdListGetKlass ()
int | xmlSecKeyDataIdListFind ()
xmlSecKeyDataId | xmlSecKeyDataIdListFindByNode ()
xmlSecKeyDataId | xmlSecKeyDataIdListFindByHref ()
xmlSecKeyDataId | xmlSecKeyDataIdListFindByName ()
void | xmlSecKeyDataIdListDebugDump ()
void | xmlSecKeyDataIdListDebugXmlDump ()
int | xmlSecKeyDataBinaryValueInitialize ()
int | xmlSecKeyDataBinaryValueDuplicate ()
void | xmlSecKeyDataBinaryValueFinalize ()
int | xmlSecKeyDataBinaryValueXmlRead ()
int | xmlSecKeyDataBinaryValueXmlWrite ()
int | xmlSecKeyDataBinaryValueBinRead ()
int | xmlSecKeyDataBinaryValueBinWrite ()
void | xmlSecKeyDataBinaryValueDebugDump ()
void | xmlSecKeyDataBinaryValueDebugXmlDump ()
xmlSecSize | xmlSecKeyDataBinaryValueGetSize ()
xmlSecBufferPtr | xmlSecKeyDataBinaryValueGetBuffer ()
int | xmlSecKeyDataBinaryValueSetBuffer ()
xmlSecKeyDataStorePtr | xmlSecKeyDataStoreCreate ()
void | xmlSecKeyDataStoreDestroy ()
#define | xmlSecKeyDataStoreGetName()
#define | xmlSecKeyDataStoreIsValid()
#define | xmlSecKeyDataStoreCheckId()
#define | xmlSecKeyDataStoreCheckSize()
int | (*xmlSecKeyDataStoreInitializeMethod) ()
void | (*xmlSecKeyDataStoreFinalizeMethod) ()
#define | xmlSecKeyDataStoreKlassGetName()
xmlSecPtrListId | xmlSecKeyDataStorePtrListGetKlass ()
## Types and Values
typedef | xmlSecKeyDataUsage
#define | xmlSecKeyDataUsageUnknown
#define | xmlSecKeyDataUsageKeyInfoNodeRead
#define | xmlSecKeyDataUsageKeyInfoNodeWrite
#define | xmlSecKeyDataUsageKeyValueNodeRead
#define | xmlSecKeyDataUsageKeyValueNodeWrite
#define | xmlSecKeyDataUsageRetrievalMethodNodeXml
#define | xmlSecKeyDataUsageRetrievalMethodNodeBin
#define | xmlSecKeyDataUsageAny
#define | xmlSecKeyDataUsageKeyInfoNode
#define | xmlSecKeyDataUsageKeyValueNode
#define | xmlSecKeyDataUsageRetrievalMethodNode
typedef | xmlSecKeyDataType
#define | xmlSecKeyDataTypeUnknown
#define | xmlSecKeyDataTypeNone
#define | xmlSecKeyDataTypePublic
#define | xmlSecKeyDataTypePrivate
#define | xmlSecKeyDataTypeSymmetric
#define | xmlSecKeyDataTypeSession
#define | xmlSecKeyDataTypePermanent
#define | xmlSecKeyDataTypeTrusted
#define | xmlSecKeyDataTypeAny
enum | xmlSecKeyDataFormat
struct | xmlSecKeyData
struct | xmlSecKeyDataKlass
#define | xmlSecKeyDataListId
#define | xmlSecKeyDataIdListId
#define | xmlSecKeyDataBinarySize
struct | xmlSecKeyDataStore
#define | xmlSecKeyDataStoreIdUnknown
struct | xmlSecKeyDataStoreKlass
#define | xmlSecKeyDataStorePtrListId
## Description Crypto key data object definition. ## Functions ### xmlSecKeyDataIdsGet ()
    xmlSecPtrListPtr
    xmlSecKeyDataIdsGet (void);
Gets global registered key data klasses list. #### Returns the pointer to list of all registered key data klasses. ### xmlSecKeyDataIdsInit ()
    int
    xmlSecKeyDataIdsInit (void);
Initializes the key data klasses. This function is called from the xmlSecInit function and the application should not call it directly. #### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataIdsShutdown ()
    void
    xmlSecKeyDataIdsShutdown (void);
Shuts down the keys data klasses. This function is called from the xmlSecShutdown function and the application should not call it directly. ### xmlSecKeyDataIdsRegisterDefault ()
    int
    xmlSecKeyDataIdsRegisterDefault (void);
Registers default (implemented by XML Security Library) key data klasses: <dsig:KeyName/> element processing klass, <dsig:KeyValue/> element processing klass, ... #### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataIdsRegister ()
    int
    xmlSecKeyDataIdsRegister (xmlSecKeyDataId id);
Registers `id` in the global list of key data klasses. #### Parameters
id | the key data klass. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataCreate ()
    xmlSecKeyDataPtr
    xmlSecKeyDataCreate (xmlSecKeyDataId id);
Allocates and initializes new key data of the specified type `id` . Caller is responsible for destroying returned object with xmlSecKeyDataDestroy function. #### Parameters
id | the data id. |
#### Returns the pointer to newly allocated key data structure or NULL if an error occurs. ### xmlSecKeyDataDuplicate ()
    xmlSecKeyDataPtr
    xmlSecKeyDataDuplicate (xmlSecKeyDataPtr data);
Creates a duplicate of the given `data` . Caller is responsible for destroying returned object with xmlSecKeyDataDestroy function. #### Parameters
data | the pointer to the key data. |
#### Returns the pointer to newly allocated key data structure or NULL if an error occurs. ### xmlSecKeyDataDestroy ()
    void
    xmlSecKeyDataDestroy (xmlSecKeyDataPtr data);
Destroys the data and frees all allocated memory. #### Parameters
data | the pointer to the key data. |
### xmlSecKeyDataGenerate ()
    int
    xmlSecKeyDataGenerate (xmlSecKeyDataPtr data,
                           xmlSecSize sizeBits,
                           xmlSecKeyDataType type);
Generates new key data of given size and type. #### Parameters
data | the pointer to key data. |
sizeBits | the desired key data size (in bits). |
type | the desired key data type. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataGetType ()
    xmlSecKeyDataType
    xmlSecKeyDataGetType (xmlSecKeyDataPtr data);
Gets key data type. #### Parameters
data | the pointer to key data. |
#### Returns key data type. ### xmlSecKeyDataGetSize ()
    xmlSecSize
    xmlSecKeyDataGetSize (xmlSecKeyDataPtr data);
Gets key data size. #### Parameters
data | the pointer to key data. |
#### Returns key data size (in bits). ### xmlSecKeyDataGetIdentifier ()
    const xmlChar *
    xmlSecKeyDataGetIdentifier (xmlSecKeyDataPtr data);
Gets key data identifier string. #### Parameters
data | the pointer to key data. |
#### Returns key data id string. ### xmlSecKeyDataDebugDump ()
    void
    xmlSecKeyDataDebugDump (xmlSecKeyDataPtr data,
                            FILE *output);
Prints key data debug info. #### Parameters
data | the pointer to key data. |
output | the pointer to output FILE. |
### xmlSecKeyDataDebugXmlDump ()
    void
    xmlSecKeyDataDebugXmlDump (xmlSecKeyDataPtr data,
                               FILE *output);
Prints key data debug info in XML format. #### Parameters
data | the pointer to key data. |
output | the pointer to output FILE. |
### xmlSecKeyDataXmlRead ()
    int
    xmlSecKeyDataXmlRead (xmlSecKeyDataId id,
                          xmlSecKeyPtr key,
                          xmlNodePtr node,
                          xmlSecKeyInfoCtxPtr keyInfoCtx);
Reads the key data of klass `id` from XML `node` and adds them to `key` . #### Parameters
id | the data klass. |
key | the destination key. |
node | the pointer to an XML node. |
keyInfoCtx | the pointer to <dsig:KeyInfo/> element processing context. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataXmlWrite ()
    int
    xmlSecKeyDataXmlWrite (xmlSecKeyDataId id,
                           xmlSecKeyPtr key,
                           xmlNodePtr node,
                           xmlSecKeyInfoCtxPtr keyInfoCtx);
Writes the key data of klass `id` from `key` to an XML `node` . #### Parameters
id | the data klass. |
key | the source key. |
node | the pointer to an XML node. |
keyInfoCtx | the pointer to <dsig:KeyInfo/> element processing context. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataBinRead ()
    int
    xmlSecKeyDataBinRead (xmlSecKeyDataId id,
                          xmlSecKeyPtr key,
                          const xmlSecByte *buf,
                          xmlSecSize bufSize,
                          xmlSecKeyInfoCtxPtr keyInfoCtx);
Reads the key data of klass `id` from binary buffer `buf` to `key` . #### Parameters
id | the data klass. |
key | the destination key. |
buf | the input binary buffer. |
bufSize | the input buffer size. |
keyInfoCtx | the <dsig:KeyInfo/> node processing context. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataBinWrite ()
    int
    xmlSecKeyDataBinWrite (xmlSecKeyDataId id,
                           xmlSecKeyPtr key,
                           xmlSecByte **buf,
                           xmlSecSize *bufSize,
                           xmlSecKeyInfoCtxPtr keyInfoCtx);
Writes the key data of klass `id` from the `key` to a binary buffer `buf` . #### Parameters
id | the data klass. |
key | the source key. |
buf | the output binary buffer. |
bufSize | the output buffer size. |
keyInfoCtx | the <dsig:KeyInfo/> node processing context. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataGetName()
    #define             xmlSecKeyDataGetName(data)
Macro. Returns the key data name. #### Parameters
data | the pointer to key data. |
### xmlSecKeyDataIsValid()
    #define             xmlSecKeyDataIsValid(data)
Macro. Returns 1 if `data` is not NULL and `data->id` is not NULL or 0 otherwise. #### Parameters
data | the pointer to data. |
### xmlSecKeyDataCheckId()
    #define             xmlSecKeyDataCheckId(data, dataId)
Macro. Returns 1 if `data` is valid and `data` 's id is equal to `dataId` . #### Parameters
data | the pointer to data. |
dataId | the data Id. |
### xmlSecKeyDataCheckUsage()
    #define             xmlSecKeyDataCheckUsage(data, usg)
Macro. Returns 1 if `data` is valid and could be used for `usg` . #### Parameters
data | the pointer to data. |
usg | the data usage. |
### xmlSecKeyDataCheckSize()
    #define             xmlSecKeyDataCheckSize(data, size)
Macro. Returns 1 if `data` is valid and `data` 's object has at least `size` bytes. #### Parameters
data | the pointer to data. |
size | the expected size. |
### xmlSecKeyDataIdUnknown
    #define xmlSecKeyDataIdUnknown                  ((xmlSecKeyDataId)NULL)
The "unknown" id. ### xmlSecKeyDataInitMethod ()
    int
    (*xmlSecKeyDataInitMethod) (xmlSecKeyDataPtr data);
Key data specific initialization method. #### Parameters
data | the pointer to key data. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataDuplicateMethod ()
    int
    (*xmlSecKeyDataDuplicateMethod) (xmlSecKeyDataPtr dst,
                                     xmlSecKeyDataPtr src);
Key data specific duplication (copy) method. #### Parameters
dst | the pointer to destination key data. |
src | the poiniter to source key data. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataFinalizeMethod ()
    void
    (*xmlSecKeyDataFinalizeMethod) (xmlSecKeyDataPtr data);
Key data specific finalization method. All the objects and resources allocated by the key data object must be freed inside this method. #### Parameters
data | the data. |
### xmlSecKeyDataXmlReadMethod ()
    int
    (*xmlSecKeyDataXmlReadMethod) (xmlSecKeyDataId id,
                                   xmlSecKeyPtr key,
                                   xmlNodePtr node,
                                   xmlSecKeyInfoCtxPtr keyInfoCtx);
Key data specific method for reading XML node. #### Parameters
id | the data id. |
key | the key. |
node | the pointer to data's value XML node. |
keyInfoCtx | the <dsig:KeyInfo/> node processing context. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataXmlWriteMethod ()
    int
    (*xmlSecKeyDataXmlWriteMethod) (xmlSecKeyDataId id,
                                    xmlSecKeyPtr key,
                                    xmlNodePtr node,
                                    xmlSecKeyInfoCtxPtr keyInfoCtx);
Key data specific method for writing XML node. #### Parameters
id | the data id. |
key | the key. |
node | the pointer to data's value XML node. |
keyInfoCtx | the <dsig:KeyInfo> node processing context. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataBinReadMethod ()
    int
    (*xmlSecKeyDataBinReadMethod) (xmlSecKeyDataId id,
                                   xmlSecKeyPtr key,
                                   const xmlSecByte *buf,
                                   xmlSecSize bufSize,
                                   xmlSecKeyInfoCtxPtr keyInfoCtx);
Key data specific method for reading binary buffer. #### Parameters
id | the data id. |
key | the key. |
buf | the input buffer. |
bufSize | the buffer size. |
keyInfoCtx | the <dsig:KeyInfo/> node processing context. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataBinWriteMethod ()
    int
    (*xmlSecKeyDataBinWriteMethod) (xmlSecKeyDataId id,
                                    xmlSecKeyPtr key,
                                    xmlSecByte **buf,
                                    xmlSecSize *bufSize,
                                    xmlSecKeyInfoCtxPtr keyInfoCtx);
Key data specific method for reading binary buffer. #### Parameters
id | the data id. |
key | the key. |
buf | the output buffer. |
bufSize | the buffer size. |
keyInfoCtx | the <dsig:KeyInfo/> node processing context. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataGenerateMethod ()
    int
    (*xmlSecKeyDataGenerateMethod) (xmlSecKeyDataPtr data,
                                    xmlSecSize sizeBits,
                                    xmlSecKeyDataType type);
Key data specific method for generating new key data. #### Parameters
data | the pointer to key data. |
sizeBits | the key data specific size. |
type | the required key type (session/permanent, etc.) |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataGetTypeMethod ()
    xmlSecKeyDataType
    (*xmlSecKeyDataGetTypeMethod) (xmlSecKeyDataPtr data);
Key data specific method to get the key type. #### Parameters
data | the data. |
#### Returns the key type. ### xmlSecKeyDataGetSizeMethod ()
    xmlSecSize
    (*xmlSecKeyDataGetSizeMethod) (xmlSecKeyDataPtr data);
Key data specific method to get the key size. #### Parameters
data | the pointer to key data. |
#### Returns the key size in bits. ### xmlSecKeyDataGetIdentifierMethod ()
    const xmlChar *
    (*xmlSecKeyDataGetIdentifierMethod) (xmlSecKeyDataPtr data);
Key data specific method to get the key data identifier string (for example, X509 data identifier is the subject of the verified cert). #### Parameters
data | the pointer to key data. |
#### Returns the identifier string or NULL if an error occurs. ### xmlSecKeyDataDebugDumpMethod ()
    void
    (*xmlSecKeyDataDebugDumpMethod) (xmlSecKeyDataPtr data,
                                     FILE *output);
Key data specific method for printing debug info. #### Parameters
data | the data. |
output | the FILE to print debug info (should be open for writing). |
### xmlSecKeyDataKlassGetName()
    #define             xmlSecKeyDataKlassGetName(klass)
Macro. Returns data klass name. #### Parameters
klass | the data klass. |
### xmlSecKeyDataListGetKlass ()
    xmlSecPtrListId
    xmlSecKeyDataListGetKlass (void);
The key data list klass. #### Returns pointer to the key data list klass. ### xmlSecKeyDataIdListGetKlass ()
    xmlSecPtrListId
    xmlSecKeyDataIdListGetKlass (void);
The key data id list klass. #### Returns pointer to the key data id list klass. ### xmlSecKeyDataIdListFind ()
    int
    xmlSecKeyDataIdListFind (xmlSecPtrListPtr list,
                             xmlSecKeyDataId dataId);
Lookups `dataId` in `list` . #### Parameters
list | the pointer to key data ids list. |
dataId | the key data klass. |
#### Returns 1 if `dataId` is found in the `list` , 0 if not and a negative value if an error occurs. ### xmlSecKeyDataIdListFindByNode ()
    xmlSecKeyDataId
    xmlSecKeyDataIdListFindByNode (xmlSecPtrListPtr list,
                                   const xmlChar *nodeName,
                                   const xmlChar *nodeNs,
                                   xmlSecKeyDataUsage usage);
Lookups data klass in the list with given `nodeName` , `nodeNs` and `usage` in the `list` . #### Parameters
list | the pointer to key data ids list. |
nodeName | the desired key data klass XML node name. |
nodeNs | the desired key data klass XML node namespace. |
usage | the desired key data usage. |
#### Returns key data klass is found and NULL otherwise. ### xmlSecKeyDataIdListFindByHref ()
    xmlSecKeyDataId
    xmlSecKeyDataIdListFindByHref (xmlSecPtrListPtr list,
                                   const xmlChar *href,
                                   xmlSecKeyDataUsage usage);
Lookups data klass in the list with given `href` and `usage` in `list` . #### Parameters
list | the pointer to key data ids list. |
href | the desired key data klass href. |
usage | the desired key data usage. |
#### Returns key data klass is found and NULL otherwise. ### xmlSecKeyDataIdListFindByName ()
    xmlSecKeyDataId
    xmlSecKeyDataIdListFindByName (xmlSecPtrListPtr list,
                                   const xmlChar *name,
                                   xmlSecKeyDataUsage usage);
Lookups data klass in the list with given `name` and `usage` in `list` . #### Parameters
list | the pointer to key data ids list. |
name | the desired key data klass name. |
usage | the desired key data usage. |
#### Returns key data klass is found and NULL otherwise. ### xmlSecKeyDataIdListDebugDump ()
    void
    xmlSecKeyDataIdListDebugDump (xmlSecPtrListPtr list,
                                  FILE *output);
Prints binary key data debug information to `output` . #### Parameters
list | the pointer to key data ids list. |
output | the pointer to output FILE. |
### xmlSecKeyDataIdListDebugXmlDump ()
    void
    xmlSecKeyDataIdListDebugXmlDump (xmlSecPtrListPtr list,
                                     FILE *output);
Prints binary key data debug information to `output` in XML format. #### Parameters
list | the pointer to key data ids list. |
output | the pointer to output FILE. |
### xmlSecKeyDataBinaryValueInitialize ()
    int
    xmlSecKeyDataBinaryValueInitialize (xmlSecKeyDataPtr data);
Initializes key data. #### Parameters
data | the pointer to binary key data. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataBinaryValueDuplicate ()
    int
    xmlSecKeyDataBinaryValueDuplicate (xmlSecKeyDataPtr dst,
                                       xmlSecKeyDataPtr src);
Copies binary key data from `src` to `dst` . #### Parameters
dst | the pointer to destination binary key data. |
src | the pointer to source binary key data. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataBinaryValueFinalize ()
    void
    xmlSecKeyDataBinaryValueFinalize (xmlSecKeyDataPtr data);
Cleans up binary key data. #### Parameters
data | the pointer to binary key data. |
### xmlSecKeyDataBinaryValueXmlRead ()
    int
    xmlSecKeyDataBinaryValueXmlRead (xmlSecKeyDataId id,
                                     xmlSecKeyPtr key,
                                     xmlNodePtr node,
                                     xmlSecKeyInfoCtxPtr keyInfoCtx);
Reads binary key data from `node` to the key by base64 decoding the `node` content. #### Parameters
id | the data klass. |
key | the pointer to destination key. |
node | the pointer to an XML node. |
keyInfoCtx | the pointer to <dsig:KeyInfo/> element processing context. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataBinaryValueXmlWrite ()
    int
    xmlSecKeyDataBinaryValueXmlWrite (xmlSecKeyDataId id,
                                      xmlSecKeyPtr key,
                                      xmlNodePtr node,
                                      xmlSecKeyInfoCtxPtr keyInfoCtx);
Base64 encodes binary key data of klass `id` from the `key` and sets to the `node` content. #### Parameters
id | the data klass. |
key | the pointer to source key. |
node | the pointer to an XML node. |
keyInfoCtx | the pointer to <dsig:KeyInfo/> element processing context. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataBinaryValueBinRead ()
    int
    xmlSecKeyDataBinaryValueBinRead (xmlSecKeyDataId id,
                                     xmlSecKeyPtr key,
                                     const xmlSecByte *buf,
                                     xmlSecSize bufSize,
                                     xmlSecKeyInfoCtxPtr keyInfoCtx);
Reads binary key data of the klass `id` from `buf` to the `key` . #### Parameters
id | the data klass. |
key | the pointer to destination key. |
buf | the source binary buffer. |
bufSize | the source binary buffer size. |
keyInfoCtx | the pointer to <dsig:KeyInfo/> element processing context. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataBinaryValueBinWrite ()
    int
    xmlSecKeyDataBinaryValueBinWrite (xmlSecKeyDataId id,
                                      xmlSecKeyPtr key,
                                      xmlSecByte **buf,
                                      xmlSecSize *bufSize,
                                      xmlSecKeyInfoCtxPtr keyInfoCtx);
Writes binary key data of klass `id` from the `key` to `buf` . #### Parameters
id | the data klass. |
key | the pointer to source key. |
buf | the destination binary buffer. |
bufSize | the destination binary buffer size. |
keyInfoCtx | the pointer to <dsig:KeyInfo/> element processing context. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataBinaryValueDebugDump ()
    void
    xmlSecKeyDataBinaryValueDebugDump (xmlSecKeyDataPtr data,
                                       FILE *output);
Prints binary key data debug information to `output` . #### Parameters
data | the pointer to binary key data. |
output | the pointer to output FILE. |
### xmlSecKeyDataBinaryValueDebugXmlDump ()
    void
    xmlSecKeyDataBinaryValueDebugXmlDump (xmlSecKeyDataPtr data,
                                          FILE *output);
Prints binary key data debug information to `output` in XML format. #### Parameters
data | the pointer to binary key data. |
output | the pointer to output FILE. |
### xmlSecKeyDataBinaryValueGetSize ()
    xmlSecSize
    xmlSecKeyDataBinaryValueGetSize (xmlSecKeyDataPtr data);
Gets the binary key data size. #### Parameters
data | the pointer to binary key data. |
#### Returns binary key data size in bits. ### xmlSecKeyDataBinaryValueGetBuffer ()
    xmlSecBufferPtr
    xmlSecKeyDataBinaryValueGetBuffer (xmlSecKeyDataPtr data);
Gets the binary key data buffer. #### Parameters
data | the pointer to binary key data. |
#### Returns pointer to binary key data buffer. ### xmlSecKeyDataBinaryValueSetBuffer ()
    int
    xmlSecKeyDataBinaryValueSetBuffer (xmlSecKeyDataPtr data,
                                       const xmlSecByte *buf,
                                       xmlSecSize bufSize);
Sets the value of `data` to `buf` . #### Parameters
data | the pointer to binary key data. |
buf | the pointer to binary buffer. |
bufSize | the binary buffer size. |
#### Returns 0 on success or a negative value otherwise. ### xmlSecKeyDataStoreCreate ()
    xmlSecKeyDataStorePtr
    xmlSecKeyDataStoreCreate (xmlSecKeyDataStoreId id);
Creates new key data store of the specified klass `id` . Caller is responsible for freeing returned object with xmlSecKeyDataStoreDestroy function. #### Parameters
id | the store id. |
#### Returns the pointer to newly allocated key data store structure or NULL if an error occurs. ### xmlSecKeyDataStoreDestroy ()
    void
    xmlSecKeyDataStoreDestroy (xmlSecKeyDataStorePtr store);
Destroys the key data store created with xmlSecKeyDataStoreCreate function. #### Parameters
store | the pointer to the key data store.. |
### xmlSecKeyDataStoreGetName()
    #define             xmlSecKeyDataStoreGetName(store)
Macro. Returns key data store name. #### Parameters
store | the pointer to store. |
### xmlSecKeyDataStoreIsValid()
    #define             xmlSecKeyDataStoreIsValid(store)
Macro. Returns 1 if `store` is not NULL and `store->id` is not NULL or 0 otherwise. #### Parameters
store | the pointer to store. |
### xmlSecKeyDataStoreCheckId()
    #define             xmlSecKeyDataStoreCheckId(store, storeId)
Macro. Returns 1 if `store` is valid and `store` 's id is equal to `storeId` . #### Parameters
store | the pointer to store. |
storeId | the store Id. |
### xmlSecKeyDataStoreCheckSize()
    #define             xmlSecKeyDataStoreCheckSize(store, size)
Macro. Returns 1 if `data` is valid and `stores` 's object has at least `size` bytes. #### Parameters
store | the pointer to store. |
size | the expected size. |
### xmlSecKeyDataStoreInitializeMethod ()
    int
    (*xmlSecKeyDataStoreInitializeMethod) (xmlSecKeyDataStorePtr store);
Key data store specific initialization method. #### Parameters
store | the data store. |
#### Returns 0 on success or a negative value if an error occurs. ### xmlSecKeyDataStoreFinalizeMethod ()
    void
    (*xmlSecKeyDataStoreFinalizeMethod) (xmlSecKeyDataStorePtr store);
Key data store specific finalization (destroy) method. #### Parameters
store | the data store. |
### xmlSecKeyDataStoreKlassGetName()
    #define             xmlSecKeyDataStoreKlassGetName(klass)
Macro. Returns store klass name. #### Parameters
klass | the pointer to store klass. |
### xmlSecKeyDataStorePtrListGetKlass ()
    xmlSecPtrListId
    xmlSecKeyDataStorePtrListGetKlass (void);
Key data stores list. #### Returns key data stores list klass. ## Types and Values ### xmlSecKeyDataUsage
    typedef unsigned int                                    xmlSecKeyDataUsage;
The bits mask that determines possible keys data usage. ### xmlSecKeyDataUsageUnknown
    #define xmlSecKeyDataUsageUnknown                       0x00000
The key data usage is unknown. ### xmlSecKeyDataUsageKeyInfoNodeRead
    #define xmlSecKeyDataUsageKeyInfoNodeRead               0x00001
The key data could be read from a <dsig:KeyInfo/> child. ### xmlSecKeyDataUsageKeyInfoNodeWrite
    #define xmlSecKeyDataUsageKeyInfoNodeWrite              0x00002
The key data could be written to a <dsig:KeyInfo /> child. ### xmlSecKeyDataUsageKeyValueNodeRead
    #define xmlSecKeyDataUsageKeyValueNodeRead              0x00004
The key data could be read from a <dsig:KeyValue /> child. ### xmlSecKeyDataUsageKeyValueNodeWrite
    #define xmlSecKeyDataUsageKeyValueNodeWrite             0x00008
The key data could be written to a <dsig:KeyValue /> child. ### xmlSecKeyDataUsageRetrievalMethodNodeXml
    #define xmlSecKeyDataUsageRetrievalMethodNodeXml        0x00010
The key data could be retrieved using <dsig:RetrievalMethod /> node in XML format. ### xmlSecKeyDataUsageRetrievalMethodNodeBin
    #define xmlSecKeyDataUsageRetrievalMethodNodeBin        0x00020
The key data could be retrieved using <dsig:RetrievalMethod /> node in binary format. ### xmlSecKeyDataUsageAny
    #define xmlSecKeyDataUsageAny                           0xFFFFF
Any key data usage. ### xmlSecKeyDataUsageKeyInfoNode
    #define             xmlSecKeyDataUsageKeyInfoNode
The key data could be read and written from/to a <dsig:KeyInfo /> child. ### xmlSecKeyDataUsageKeyValueNode
    #define             xmlSecKeyDataUsageKeyValueNode
The key data could be read and written from/to a <dsig:KeyValue /> child. ### xmlSecKeyDataUsageRetrievalMethodNode
    #define             xmlSecKeyDataUsageRetrievalMethodNode
The key data could be retrieved using <dsig:RetrievalMethod /> node in any format. ### xmlSecKeyDataType
    typedef unsigned int                            xmlSecKeyDataType;
The key data type (public/private, session/permanet, etc.). ### xmlSecKeyDataTypeUnknown
    #define xmlSecKeyDataTypeUnknown                        0x0000
The key data type is unknown (same as xmlSecKeyDataTypeNone). ### xmlSecKeyDataTypeNone
    #define xmlSecKeyDataTypeNone                           xmlSecKeyDataTypeUnknown
The key data type is unknown (same as xmlSecKeyDataTypeUnknown). ### xmlSecKeyDataTypePublic
    #define xmlSecKeyDataTypePublic                         0x0001
The key data contain a public key. ### xmlSecKeyDataTypePrivate
    #define xmlSecKeyDataTypePrivate                        0x0002
The key data contain a private key. ### xmlSecKeyDataTypeSymmetric
    #define xmlSecKeyDataTypeSymmetric                      0x0004
The key data contain a symmetric key. ### xmlSecKeyDataTypeSession
    #define xmlSecKeyDataTypeSession                        0x0008
The key data contain session key (one time key, not stored in keys manager). ### xmlSecKeyDataTypePermanent
    #define xmlSecKeyDataTypePermanent                      0x0010
The key data contain permanent key (stored in keys manager). ### xmlSecKeyDataTypeTrusted
    #define xmlSecKeyDataTypeTrusted                        0x0100
The key data is trusted. ### xmlSecKeyDataTypeAny
    #define xmlSecKeyDataTypeAny                            0xFFFF
Any key data. ### enum xmlSecKeyDataFormat The key data format (binary, der, pem, etc.). #### Members
xmlSecKeyDataFormatUnknown | the key data format is unknown. |
xmlSecKeyDataFormatBinary | the binary key data. |
xmlSecKeyDataFormatPem | the PEM key data (cert or public/private key). |
xmlSecKeyDataFormatDer | the DER key data (cert or public/private key). |
xmlSecKeyDataFormatPkcs8Pem | the PKCS8 PEM private key. |
xmlSecKeyDataFormatPkcs8Der | the PKCS8 DER private key. |
xmlSecKeyDataFormatPkcs12 | the PKCS12 format (bag of keys and certs) |
xmlSecKeyDataFormatCertPem | the PEM cert. |
xmlSecKeyDataFormatCertDer | the DER cert. |
### struct xmlSecKeyData
    struct xmlSecKeyData {
        xmlSecKeyDataId                     id;
        void*                               reserved0;
        void*                               reserved1;
    };
The key data: key value (crypto material), x509 data, pgp data, etc. #### Members
xmlSecKeyDataId `id`; | the data id (xmlSecKeyDataId). |
void *`reserved0`; | reserved for the future. |
void *`reserved1`; | reserved for the future. |
### struct xmlSecKeyDataKlass
    struct xmlSecKeyDataKlass {
        xmlSecSize                          klassSize;
        xmlSecSize                          objSize;

        /* data */
        const xmlChar*                      name;
        xmlSecKeyDataUsage                  usage;
        const xmlChar*                      href;
        const xmlChar*                      dataNodeName;
        const xmlChar*                      dataNodeNs;

        /* constructors/destructor */
        xmlSecKeyDataInitMethod             initialize;
        xmlSecKeyDataDuplicateMethod        duplicate;
        xmlSecKeyDataFinalizeMethod         finalize;
        xmlSecKeyDataGenerateMethod         generate;

        /* get info */
        xmlSecKeyDataGetTypeMethod          getType;
        xmlSecKeyDataGetSizeMethod          getSize;
        xmlSecKeyDataGetIdentifierMethod    getIdentifier;

        /* read/write */
        xmlSecKeyDataXmlReadMethod          xmlRead;
        xmlSecKeyDataXmlWriteMethod         xmlWrite;
        xmlSecKeyDataBinReadMethod          binRead;
        xmlSecKeyDataBinWriteMethod         binWrite;

        /* debug */
        xmlSecKeyDataDebugDumpMethod        debugDump;
        xmlSecKeyDataDebugDumpMethod        debugXmlDump;

        /* for the future */
        void*                               reserved0;
        void*                               reserved1;
    };
The data id (klass). #### Members
xmlSecSize `klassSize`; | the klass size. |
xmlSecSize `objSize`; | the object size. |
const xmlChar *`name`; | the object name. |
xmlSecKeyDataUsage `usage`; | the allowed data usage. |
const xmlChar *`href`; | the identification string (href). |
const xmlChar *`dataNodeName`; | the data's XML node name. |
const xmlChar *`dataNodeNs`; | the data's XML node namespace. |
xmlSecKeyDataInitMethod `initialize`; | the initialization method. |
xmlSecKeyDataDuplicateMethod `duplicate`; | the duplicate (copy) method. |
xmlSecKeyDataFinalizeMethod `finalize`; | the finalization (destroy) method. |
xmlSecKeyDataGenerateMethod `generate`; | the new data generation method. |
xmlSecKeyDataGetTypeMethod `getType`; | the method to access data's type information. |
xmlSecKeyDataGetSizeMethod `getSize`; | the method to access data's size. |
xmlSecKeyDataGetIdentifierMethod `getIdentifier`; | the method to access data's string identifier. |
xmlSecKeyDataXmlReadMethod `xmlRead`; | the method for reading data from XML node. |
xmlSecKeyDataXmlWriteMethod `xmlWrite`; | the method for writing data to XML node. |
xmlSecKeyDataBinReadMethod `binRead`; | the method for reading data from a binary buffer. |
xmlSecKeyDataBinWriteMethod `binWrite`; | the method for writing data to binary buffer. |
xmlSecKeyDataDebugDumpMethod `debugDump`; | the method for printing debug data information. |
xmlSecKeyDataDebugDumpMethod `debugXmlDump`; | the method for printing debug data information in XML format. |
void *`reserved0`; | reserved for the future. |
void *`reserved1`; | reserved for the future. |
### xmlSecKeyDataListId
    #define xmlSecKeyDataListId     xmlSecKeyDataListGetKlass()
The key data klasses list klass id. ### xmlSecKeyDataIdListId
    #define xmlSecKeyDataIdListId   xmlSecKeyDataIdListGetKlass()
The key data list klass id. ### xmlSecKeyDataBinarySize
    #define             xmlSecKeyDataBinarySize
The binary key data object size. ### struct xmlSecKeyDataStore
    struct xmlSecKeyDataStore {
        xmlSecKeyDataStoreId                id;

        /* for the future */
        void*                               reserved0;
        void*                               reserved1;
    };
The key data store. Key data store holds common key data specific information required for key data processing. For example, X509 data store may hold information about trusted (root) certificates. #### Members
xmlSecKeyDataStoreId `id`; | the store id (xmlSecKeyDataStoreId). |
void *`reserved0`; | reserved for the future. |
void *`reserved1`; | reserved for the future. |
### xmlSecKeyDataStoreIdUnknown
    #define xmlSecKeyDataStoreIdUnknown                     NULL
The "unknown" id. ### struct xmlSecKeyDataStoreKlass
    struct xmlSecKeyDataStoreKlass {
        xmlSecSize                          klassSize;
        xmlSecSize                          objSize;

        /* data */
        const xmlChar*                      name;

        /* constructors/destructor */
        xmlSecKeyDataStoreInitializeMethod  initialize;
        xmlSecKeyDataStoreFinalizeMethod    finalize;

        /* for the future */
        void*                               reserved0;
        void*                               reserved1;
    };
The data store id (klass). #### Members
xmlSecSize `klassSize`; | the data store klass size. |
xmlSecSize `objSize`; | the data store obj size. |
const xmlChar *`name`; | the store's name. |
xmlSecKeyDataStoreInitializeMethod `initialize`; | the store's initialization method. |
xmlSecKeyDataStoreFinalizeMethod `finalize`; | the store's finalization (destroy) method. |
void *`reserved0`; | reserved for the future. |
void *`reserved1`; | reserved for the future. |
### xmlSecKeyDataStorePtrListId
    #define xmlSecKeyDataStorePtrListId     xmlSecKeyDataStorePtrListGetKlass()
The data store list id (klass).