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/**
*
* XMLSec library
*
* DES Algorithm support
*
* This is free software; see Copyright file in the source
* distribution for preciese wording.
*
* Copyright (C) 2002-2016 Aleksey Sanin <aleksey@aleksey.com>. All Rights Reserved.
*/
#include "globals.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <xmlsec/xmlsec.h>
#include <xmlsec/xmltree.h>
#include <xmlsec/keys.h>
#include <xmlsec/keyinfo.h>
#include <xmlsec/transforms.h>
#include <xmlsec/errors.h>
#include <xmlsec/gcrypt/crypto.h>
/*****************************************************************************
*
* Symmetic (binary) keys - just a wrapper for xmlSecKeyDataBinary
*
****************************************************************************/
static int xmlSecGCryptSymKeyDataInitialize (xmlSecKeyDataPtr data);
static int xmlSecGCryptSymKeyDataDuplicate (xmlSecKeyDataPtr dst,
xmlSecKeyDataPtr src);
static void xmlSecGCryptSymKeyDataFinalize (xmlSecKeyDataPtr data);
static int xmlSecGCryptSymKeyDataXmlRead (xmlSecKeyDataId id,
xmlSecKeyPtr key,
xmlNodePtr node,
xmlSecKeyInfoCtxPtr keyInfoCtx);
static int xmlSecGCryptSymKeyDataXmlWrite (xmlSecKeyDataId id,
xmlSecKeyPtr key,
xmlNodePtr node,
xmlSecKeyInfoCtxPtr keyInfoCtx);
static int xmlSecGCryptSymKeyDataBinRead (xmlSecKeyDataId id,
xmlSecKeyPtr key,
const xmlSecByte* buf,
xmlSecSize bufSize,
xmlSecKeyInfoCtxPtr keyInfoCtx);
static int xmlSecGCryptSymKeyDataBinWrite (xmlSecKeyDataId id,
xmlSecKeyPtr key,
xmlSecByte** buf,
xmlSecSize* bufSize,
xmlSecKeyInfoCtxPtr keyInfoCtx);
static int xmlSecGCryptSymKeyDataGenerate (xmlSecKeyDataPtr data,
xmlSecSize sizeBits,
xmlSecKeyDataType type);
static xmlSecKeyDataType xmlSecGCryptSymKeyDataGetType (xmlSecKeyDataPtr data);
static xmlSecSize xmlSecGCryptSymKeyDataGetSize (xmlSecKeyDataPtr data);
static void xmlSecGCryptSymKeyDataDebugDump (xmlSecKeyDataPtr data,
FILE* output);
static void xmlSecGCryptSymKeyDataDebugXmlDump (xmlSecKeyDataPtr data,
FILE* output);
static int xmlSecGCryptSymKeyDataKlassCheck (xmlSecKeyDataKlass* klass);
#define xmlSecGCryptSymKeyDataCheckId(data) \
(xmlSecKeyDataIsValid((data)) && \
xmlSecGCryptSymKeyDataKlassCheck((data)->id))
static int
xmlSecGCryptSymKeyDataInitialize(xmlSecKeyDataPtr data) {
xmlSecAssert2(xmlSecGCryptSymKeyDataCheckId(data), -1);
return(xmlSecKeyDataBinaryValueInitialize(data));
}
static int
xmlSecGCryptSymKeyDataDuplicate(xmlSecKeyDataPtr dst, xmlSecKeyDataPtr src) {
xmlSecAssert2(xmlSecGCryptSymKeyDataCheckId(dst), -1);
xmlSecAssert2(xmlSecGCryptSymKeyDataCheckId(src), -1);
xmlSecAssert2(dst->id == src->id, -1);
return(xmlSecKeyDataBinaryValueDuplicate(dst, src));
}
static void
xmlSecGCryptSymKeyDataFinalize(xmlSecKeyDataPtr data) {
xmlSecAssert(xmlSecGCryptSymKeyDataCheckId(data));
xmlSecKeyDataBinaryValueFinalize(data);
}
static int
xmlSecGCryptSymKeyDataXmlRead(xmlSecKeyDataId id, xmlSecKeyPtr key,
xmlNodePtr node, xmlSecKeyInfoCtxPtr keyInfoCtx) {
xmlSecAssert2(xmlSecGCryptSymKeyDataKlassCheck(id), -1);
return(xmlSecKeyDataBinaryValueXmlRead(id, key, node, keyInfoCtx));
}
static int
xmlSecGCryptSymKeyDataXmlWrite(xmlSecKeyDataId id, xmlSecKeyPtr key,
xmlNodePtr node, xmlSecKeyInfoCtxPtr keyInfoCtx) {
xmlSecAssert2(xmlSecGCryptSymKeyDataKlassCheck(id), -1);
return(xmlSecKeyDataBinaryValueXmlWrite(id, key, node, keyInfoCtx));
}
static int
xmlSecGCryptSymKeyDataBinRead(xmlSecKeyDataId id, xmlSecKeyPtr key,
const xmlSecByte* buf, xmlSecSize bufSize,
xmlSecKeyInfoCtxPtr keyInfoCtx) {
xmlSecAssert2(xmlSecGCryptSymKeyDataKlassCheck(id), -1);
return(xmlSecKeyDataBinaryValueBinRead(id, key, buf, bufSize, keyInfoCtx));
}
static int
xmlSecGCryptSymKeyDataBinWrite(xmlSecKeyDataId id, xmlSecKeyPtr key,
xmlSecByte** buf, xmlSecSize* bufSize,
xmlSecKeyInfoCtxPtr keyInfoCtx) {
xmlSecAssert2(xmlSecGCryptSymKeyDataKlassCheck(id), -1);
return(xmlSecKeyDataBinaryValueBinWrite(id, key, buf, bufSize, keyInfoCtx));
}
static int
xmlSecGCryptSymKeyDataGenerate(xmlSecKeyDataPtr data, xmlSecSize sizeBits, xmlSecKeyDataType type ATTRIBUTE_UNUSED) {
xmlSecBufferPtr buffer;
xmlSecAssert2(xmlSecGCryptSymKeyDataCheckId(data), -1);
xmlSecAssert2(sizeBits > 0, -1);
buffer = xmlSecKeyDataBinaryValueGetBuffer(data);
xmlSecAssert2(buffer != NULL, -1);
return(xmlSecGCryptGenerateRandom(buffer, (sizeBits + 7) / 8));
}
static xmlSecKeyDataType
xmlSecGCryptSymKeyDataGetType(xmlSecKeyDataPtr data) {
xmlSecBufferPtr buffer;
xmlSecAssert2(xmlSecGCryptSymKeyDataCheckId(data), xmlSecKeyDataTypeUnknown);
buffer = xmlSecKeyDataBinaryValueGetBuffer(data);
xmlSecAssert2(buffer != NULL, xmlSecKeyDataTypeUnknown);
return((xmlSecBufferGetSize(buffer) > 0) ? xmlSecKeyDataTypeSymmetric : xmlSecKeyDataTypeUnknown);
}
static xmlSecSize
xmlSecGCryptSymKeyDataGetSize(xmlSecKeyDataPtr data) {
xmlSecAssert2(xmlSecGCryptSymKeyDataCheckId(data), 0);
return(xmlSecKeyDataBinaryValueGetSize(data));
}
static void
xmlSecGCryptSymKeyDataDebugDump(xmlSecKeyDataPtr data, FILE* output) {
xmlSecAssert(xmlSecGCryptSymKeyDataCheckId(data));
xmlSecKeyDataBinaryValueDebugDump(data, output);
}
static void
xmlSecGCryptSymKeyDataDebugXmlDump(xmlSecKeyDataPtr data, FILE* output) {
xmlSecAssert(xmlSecGCryptSymKeyDataCheckId(data));
xmlSecKeyDataBinaryValueDebugXmlDump(data, output);
}
static int
xmlSecGCryptSymKeyDataKlassCheck(xmlSecKeyDataKlass* klass) {
#ifndef XMLSEC_NO_DES
if(klass == xmlSecGCryptKeyDataDesId) {
return(1);
}
#endif /* XMLSEC_NO_DES */
#ifndef XMLSEC_NO_AES
if(klass == xmlSecGCryptKeyDataAesId) {
return(1);
}
#endif /* XMLSEC_NO_AES */
#ifndef XMLSEC_NO_HMAC
if(klass == xmlSecGCryptKeyDataHmacId) {
return(1);
}
#endif /* XMLSEC_NO_HMAC */
return(0);
}
#ifndef XMLSEC_NO_AES
/**************************************************************************
*
* <xmlsec:AESKeyValue> processing
*
*************************************************************************/
static xmlSecKeyDataKlass xmlSecGCryptKeyDataAesKlass = {
sizeof(xmlSecKeyDataKlass),
xmlSecKeyDataBinarySize,
/* data */
xmlSecNameAESKeyValue,
xmlSecKeyDataUsageKeyValueNode | xmlSecKeyDataUsageRetrievalMethodNodeXml,
/* xmlSecKeyDataUsage usage; */
xmlSecHrefAESKeyValue, /* const xmlChar* href; */
xmlSecNodeAESKeyValue, /* const xmlChar* dataNodeName; */
xmlSecNs, /* const xmlChar* dataNodeNs; */
/* constructors/destructor */
xmlSecGCryptSymKeyDataInitialize, /* xmlSecKeyDataInitializeMethod initialize; */
xmlSecGCryptSymKeyDataDuplicate, /* xmlSecKeyDataDuplicateMethod duplicate; */
xmlSecGCryptSymKeyDataFinalize, /* xmlSecKeyDataFinalizeMethod finalize; */
xmlSecGCryptSymKeyDataGenerate, /* xmlSecKeyDataGenerateMethod generate; */
/* get info */
xmlSecGCryptSymKeyDataGetType, /* xmlSecKeyDataGetTypeMethod getType; */
xmlSecGCryptSymKeyDataGetSize, /* xmlSecKeyDataGetSizeMethod getSize; */
NULL, /* xmlSecKeyDataGetIdentifier getIdentifier; */
/* read/write */
xmlSecGCryptSymKeyDataXmlRead, /* xmlSecKeyDataXmlReadMethod xmlRead; */
xmlSecGCryptSymKeyDataXmlWrite, /* xmlSecKeyDataXmlWriteMethod xmlWrite; */
xmlSecGCryptSymKeyDataBinRead, /* xmlSecKeyDataBinReadMethod binRead; */
xmlSecGCryptSymKeyDataBinWrite, /* xmlSecKeyDataBinWriteMethod binWrite; */
/* debug */
xmlSecGCryptSymKeyDataDebugDump, /* xmlSecKeyDataDebugDumpMethod debugDump; */
xmlSecGCryptSymKeyDataDebugXmlDump, /* xmlSecKeyDataDebugDumpMethod debugXmlDump; */
/* reserved for the future */
NULL, /* void* reserved0; */
NULL, /* void* reserved1; */
};
/**
* xmlSecGCryptKeyDataAesGetKlass:
*
* The AES key data klass.
*
* Returns: AES key data klass.
*/
xmlSecKeyDataId
xmlSecGCryptKeyDataAesGetKlass(void) {
return(&xmlSecGCryptKeyDataAesKlass);
}
/**
* xmlSecGCryptKeyDataAesSet:
* @data: the pointer to AES key data.
* @buf: the pointer to key value.
* @bufSize: the key value size (in bytes).
*
* Sets the value of AES key data.
*
* Returns: 0 on success or a negative value if an error occurs.
*/
int
xmlSecGCryptKeyDataAesSet(xmlSecKeyDataPtr data, const xmlSecByte* buf, xmlSecSize bufSize) {
xmlSecBufferPtr buffer;
xmlSecAssert2(xmlSecKeyDataCheckId(data, xmlSecGCryptKeyDataAesId), -1);
xmlSecAssert2(buf != NULL, -1);
xmlSecAssert2(bufSize > 0, -1);
buffer = xmlSecKeyDataBinaryValueGetBuffer(data);
xmlSecAssert2(buffer != NULL, -1);
return(xmlSecBufferSetData(buffer, buf, bufSize));
}
#endif /* XMLSEC_NO_AES */
#ifndef XMLSEC_NO_DES
/**************************************************************************
*
* <xmlsec:DESKeyValue> processing
*
*************************************************************************/
static xmlSecKeyDataKlass xmlSecGCryptKeyDataDesKlass = {
sizeof(xmlSecKeyDataKlass),
xmlSecKeyDataBinarySize,
/* data */
xmlSecNameDESKeyValue,
xmlSecKeyDataUsageKeyValueNode | xmlSecKeyDataUsageRetrievalMethodNodeXml,
/* xmlSecKeyDataUsage usage; */
xmlSecHrefDESKeyValue, /* const xmlChar* href; */
xmlSecNodeDESKeyValue, /* const xmlChar* dataNodeName; */
xmlSecNs, /* const xmlChar* dataNodeNs; */
/* constructors/destructor */
xmlSecGCryptSymKeyDataInitialize, /* xmlSecKeyDataInitializeMethod initialize; */
xmlSecGCryptSymKeyDataDuplicate, /* xmlSecKeyDataDuplicateMethod duplicate; */
xmlSecGCryptSymKeyDataFinalize, /* xmlSecKeyDataFinalizeMethod finalize; */
xmlSecGCryptSymKeyDataGenerate, /* xmlSecKeyDataGenerateMethod generate; */
/* get info */
xmlSecGCryptSymKeyDataGetType, /* xmlSecKeyDataGetTypeMethod getType; */
xmlSecGCryptSymKeyDataGetSize, /* xmlSecKeyDataGetSizeMethod getSize; */
NULL, /* xmlSecKeyDataGetIdentifier getIdentifier; */
/* read/write */
xmlSecGCryptSymKeyDataXmlRead, /* xmlSecKeyDataXmlReadMethod xmlRead; */
xmlSecGCryptSymKeyDataXmlWrite, /* xmlSecKeyDataXmlWriteMethod xmlWrite; */
xmlSecGCryptSymKeyDataBinRead, /* xmlSecKeyDataBinReadMethod binRead; */
xmlSecGCryptSymKeyDataBinWrite, /* xmlSecKeyDataBinWriteMethod binWrite; */
/* debug */
xmlSecGCryptSymKeyDataDebugDump, /* xmlSecKeyDataDebugDumpMethod debugDump; */
xmlSecGCryptSymKeyDataDebugXmlDump, /* xmlSecKeyDataDebugDumpMethod debugXmlDump; */
/* reserved for the future */
NULL, /* void* reserved0; */
NULL, /* void* reserved1; */
};
/**
* xmlSecGCryptKeyDataDesGetKlass:
*
* The DES key data klass.
*
* Returns: DES key data klass.
*/
xmlSecKeyDataId
xmlSecGCryptKeyDataDesGetKlass(void) {
return(&xmlSecGCryptKeyDataDesKlass);
}
/**
* xmlSecGCryptKeyDataDesSet:
* @data: the pointer to DES key data.
* @buf: the pointer to key value.
* @bufSize: the key value size (in bytes).
*
* Sets the value of DES key data.
*
* Returns: 0 on success or a negative value if an error occurs.
*/
int
xmlSecGCryptKeyDataDesSet(xmlSecKeyDataPtr data, const xmlSecByte* buf, xmlSecSize bufSize) {
xmlSecBufferPtr buffer;
xmlSecAssert2(xmlSecKeyDataCheckId(data, xmlSecGCryptKeyDataDesId), -1);
xmlSecAssert2(buf != NULL, -1);
xmlSecAssert2(bufSize > 0, -1);
buffer = xmlSecKeyDataBinaryValueGetBuffer(data);
xmlSecAssert2(buffer != NULL, -1);
return(xmlSecBufferSetData(buffer, buf, bufSize));
}
#endif /* XMLSEC_NO_DES */
#ifndef XMLSEC_NO_HMAC
/**************************************************************************
*
* <xmlsec:HMACKeyValue> processing
*
*************************************************************************/
static xmlSecKeyDataKlass xmlSecGCryptKeyDataHmacKlass = {
sizeof(xmlSecKeyDataKlass),
xmlSecKeyDataBinarySize,
/* data */
xmlSecNameHMACKeyValue,
xmlSecKeyDataUsageKeyValueNode | xmlSecKeyDataUsageRetrievalMethodNodeXml,
/* xmlSecKeyDataUsage usage; */
xmlSecHrefHMACKeyValue, /* const xmlChar* href; */
xmlSecNodeHMACKeyValue, /* const xmlChar* dataNodeName; */
xmlSecNs, /* const xmlChar* dataNodeNs; */
/* constructors/destructor */
xmlSecGCryptSymKeyDataInitialize, /* xmlSecKeyDataInitializeMethod initialize; */
xmlSecGCryptSymKeyDataDuplicate, /* xmlSecKeyDataDuplicateMethod duplicate; */
xmlSecGCryptSymKeyDataFinalize, /* xmlSecKeyDataFinalizeMethod finalize; */
xmlSecGCryptSymKeyDataGenerate, /* xmlSecKeyDataGenerateMethod generate; */
/* get info */
xmlSecGCryptSymKeyDataGetType, /* xmlSecKeyDataGetTypeMethod getType; */
xmlSecGCryptSymKeyDataGetSize, /* xmlSecKeyDataGetSizeMethod getSize; */
NULL, /* xmlSecKeyDataGetIdentifier getIdentifier; */
/* read/write */
xmlSecGCryptSymKeyDataXmlRead, /* xmlSecKeyDataXmlReadMethod xmlRead; */
xmlSecGCryptSymKeyDataXmlWrite, /* xmlSecKeyDataXmlWriteMethod xmlWrite; */
xmlSecGCryptSymKeyDataBinRead, /* xmlSecKeyDataBinReadMethod binRead; */
xmlSecGCryptSymKeyDataBinWrite, /* xmlSecKeyDataBinWriteMethod binWrite; */
/* debug */
xmlSecGCryptSymKeyDataDebugDump, /* xmlSecKeyDataDebugDumpMethod debugDump; */
xmlSecGCryptSymKeyDataDebugXmlDump, /* xmlSecKeyDataDebugDumpMethod debugXmlDump; */
/* reserved for the future */
NULL, /* void* reserved0; */
NULL, /* void* reserved1; */
};
/**
* xmlSecGCryptKeyDataHmacGetKlass:
*
* The HMAC key data klass.
*
* Returns: HMAC key data klass.
*/
xmlSecKeyDataId
xmlSecGCryptKeyDataHmacGetKlass(void) {
return(&xmlSecGCryptKeyDataHmacKlass);
}
/**
* xmlSecGCryptKeyDataHmacSet:
* @data: the pointer to HMAC key data.
* @buf: the pointer to key value.
* @bufSize: the key value size (in bytes).
*
* Sets the value of HMAC key data.
*
* Returns: 0 on success or a negative value if an error occurs.
*/
int
xmlSecGCryptKeyDataHmacSet(xmlSecKeyDataPtr data, const xmlSecByte* buf, xmlSecSize bufSize) {
xmlSecBufferPtr buffer;
xmlSecAssert2(xmlSecKeyDataCheckId(data, xmlSecGCryptKeyDataHmacId), -1);
xmlSecAssert2(buf != NULL, -1);
xmlSecAssert2(bufSize > 0, -1);
buffer = xmlSecKeyDataBinaryValueGetBuffer(data);
xmlSecAssert2(buffer != NULL, -1);
return(xmlSecBufferSetData(buffer, buf, bufSize));
}
#endif /* XMLSEC_NO_HMAC */
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