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(xmlsec-nss) Added runtime check for the enabled algorithms in NSS.
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@lsh123
lsh123 committed Dec 18, 2023
1 parent ffb3273 commit 1dcc96a
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1 change: 1 addition & 0 deletions docs/index.html
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Expand Up @@ -84,6 +84,7 @@ <h1>XML Security Library</h1>
(xmlsec-openssl) Removed support for OpenSSL 1.1.0 (<a href="https://endoflife.date/openssl">end of life in Aug 2016</a>).
The minimum OpenSSL supported version is 1.1.1; the version 3.0.0 or greater is recommended.
</li>
<li>(xmlsec-nss) Added runtime check for the enabled algorithms in NSS.</li>
<li>(xmlsec-mscrypto) Removed NT4 support.</li>
<li>Several other small fixes (see <a href="https://github.com/lsh123/xmlsec/commits/master">more details</a>).</li>
</ul>
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219 changes: 172 additions & 47 deletions src/nss/crypto.c
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Expand Up @@ -24,6 +24,8 @@
#include <nss.h>
#include <pk11func.h>
#include <prinit.h>
#include <prtypes.h>
#include <secoidt.h>


#include <xmlsec/xmlsec.h>
Expand All @@ -43,6 +45,34 @@

static xmlSecCryptoDLFunctionsPtr gXmlSecNssFunctions = NULL;


/* checks if a given algorithm is enabled in NSS */
static int
xmlSecNssCryptoCheckAlgorithm(SECOidTag alg) {
PRUint32 policyFlags = 0;
SECStatus rv;

rv = NSS_GetAlgorithmPolicy(alg, &policyFlags);
if (rv == SECFailure) {
return(0);
}
if((policyFlags & NSS_USE_ALG_IN_ANY_SIGNATURE) == 0) {
return(0);
}
return(1);
}
static int
xmlSecNssCryptoCheckMechanism(CK_MECHANISM_TYPE type) {
SECOidTag alg;

alg = PK11_MechanismToAlgtag(type);
if (alg == SEC_OID_UNKNOWN) {
return (0);
}
return (xmlSecNssCryptoCheckAlgorithm(alg));
}


/**
* xmlSecCryptoGetFunctions_nss:
*
Expand Down Expand Up @@ -88,7 +118,7 @@ xmlSecCryptoGetFunctions_nss(void) {
#endif /* XMLSEC_NO_DSA */

#ifndef XMLSEC_NO_EC
gXmlSecNssFunctions->keyDataEcGetKlass = xmlSecNsskeyDataEcGetKlass;
gXmlSecNssFunctions->keyDataEcGetKlass = xmlSecNsskeyDataEcGetKlass;
#endif /* XMLSEC_NO_EC */

#ifndef XMLSEC_NO_HMAC
Expand Down Expand Up @@ -127,170 +157,265 @@ xmlSecCryptoGetFunctions_nss(void) {

/******************************* AES ********************************/
#ifndef XMLSEC_NO_AES
gXmlSecNssFunctions->transformAes128CbcGetKlass = xmlSecNssTransformAes128CbcGetKlass;
gXmlSecNssFunctions->transformAes192CbcGetKlass = xmlSecNssTransformAes192CbcGetKlass;
gXmlSecNssFunctions->transformAes256CbcGetKlass = xmlSecNssTransformAes256CbcGetKlass;
/* cbc */
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_128_CBC) != 0) {
gXmlSecNssFunctions->transformAes128CbcGetKlass = xmlSecNssTransformAes128CbcGetKlass;
}
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_192_CBC) != 0) {
gXmlSecNssFunctions->transformAes192CbcGetKlass = xmlSecNssTransformAes192CbcGetKlass;
}
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_256_CBC) != 0) {
gXmlSecNssFunctions->transformAes256CbcGetKlass = xmlSecNssTransformAes256CbcGetKlass;
}

gXmlSecNssFunctions->transformAes128GcmGetKlass = xmlSecNssTransformAes128GcmGetKlass;
gXmlSecNssFunctions->transformAes192GcmGetKlass = xmlSecNssTransformAes192GcmGetKlass;
gXmlSecNssFunctions->transformAes256GcmGetKlass = xmlSecNssTransformAes256GcmGetKlass;
/* gcm */
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_128_GCM) != 0) {
gXmlSecNssFunctions->transformAes128GcmGetKlass = xmlSecNssTransformAes128GcmGetKlass;
}
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_192_GCM) != 0) {
gXmlSecNssFunctions->transformAes192GcmGetKlass = xmlSecNssTransformAes192GcmGetKlass;
}
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_256_GCM) != 0) {
gXmlSecNssFunctions->transformAes256GcmGetKlass = xmlSecNssTransformAes256GcmGetKlass;
}

gXmlSecNssFunctions->transformKWAes128GetKlass = xmlSecNssTransformKWAes128GetKlass;
gXmlSecNssFunctions->transformKWAes192GetKlass = xmlSecNssTransformKWAes192GetKlass;
gXmlSecNssFunctions->transformKWAes256GetKlass = xmlSecNssTransformKWAes256GetKlass;
/* kw: uses AES ECB */
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_128_ECB) != 0) {
gXmlSecNssFunctions->transformKWAes128GetKlass = xmlSecNssTransformKWAes128GetKlass;
}
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_192_ECB) != 0) {
gXmlSecNssFunctions->transformKWAes192GetKlass = xmlSecNssTransformKWAes192GetKlass;
}
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_AES_256_ECB) != 0) {
gXmlSecNssFunctions->transformKWAes256GetKlass = xmlSecNssTransformKWAes256GetKlass;
}
#endif /* XMLSEC_NO_AES */

/******************************* DES ********************************/
#ifndef XMLSEC_NO_DES
gXmlSecNssFunctions->transformDes3CbcGetKlass = xmlSecNssTransformDes3CbcGetKlass;
gXmlSecNssFunctions->transformKWDes3GetKlass = xmlSecNssTransformKWDes3GetKlass;
/* cbc */
if (xmlSecNssCryptoCheckMechanism(CKM_DES3_CBC) != 0) {
gXmlSecNssFunctions->transformDes3CbcGetKlass = xmlSecNssTransformDes3CbcGetKlass;
}
/* kw: uses DES3_CBC */
if ((xmlSecNssCryptoCheckMechanism(CKM_DES3_CBC) != 0) && (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA1) != 0)) {
gXmlSecNssFunctions->transformKWDes3GetKlass = xmlSecNssTransformKWDes3GetKlass;
}
#endif /* XMLSEC_NO_DES */

/******************************* DSA ********************************/
#ifndef XMLSEC_NO_DSA
#ifndef XMLSEC_NO_SHA1
gXmlSecNssFunctions->transformDsaSha1GetKlass = xmlSecNssTransformDsaSha1GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST) != 0) {
gXmlSecNssFunctions->transformDsaSha1GetKlass = xmlSecNssTransformDsaSha1GetKlass;
}
#endif /* XMLSEC_NO_SHA1 */
#ifndef XMLSEC_NO_SHA256
gXmlSecNssFunctions->transformDsaSha256GetKlass = xmlSecNssTransformDsaSha256GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_NIST_DSA_SIGNATURE_WITH_SHA256_DIGEST) != 0) {
gXmlSecNssFunctions->transformDsaSha256GetKlass = xmlSecNssTransformDsaSha256GetKlass;
}
#endif /* XMLSEC_NO_SHA256 */
#endif /* XMLSEC_NO_DSA */

/******************************* ECDSA ******************************/
#ifndef XMLSEC_NO_EC
#ifndef XMLSEC_NO_SHA1
gXmlSecNssFunctions->transformEcdsaSha1GetKlass = xmlSecNssTransformEcdsaSha1GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_ANSIX962_ECDSA_SHA1_SIGNATURE) != 0) {
gXmlSecNssFunctions->transformEcdsaSha1GetKlass = xmlSecNssTransformEcdsaSha1GetKlass;
}
#endif /* XMLSEC_NO_SHA1 */
#ifndef XMLSEC_NO_SHA224
gXmlSecNssFunctions->transformEcdsaSha224GetKlass = xmlSecNssTransformEcdsaSha224GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_ANSIX962_ECDSA_SHA224_SIGNATURE) != 0) {
gXmlSecNssFunctions->transformEcdsaSha224GetKlass = xmlSecNssTransformEcdsaSha224GetKlass;
}
#endif /* XMLSEC_NO_SHA224 */
#ifndef XMLSEC_NO_SHA256
gXmlSecNssFunctions->transformEcdsaSha256GetKlass = xmlSecNssTransformEcdsaSha256GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_ANSIX962_ECDSA_SHA256_SIGNATURE) != 0) {
gXmlSecNssFunctions->transformEcdsaSha256GetKlass = xmlSecNssTransformEcdsaSha256GetKlass;
}
#endif /* XMLSEC_NO_SHA256 */
#ifndef XMLSEC_NO_SHA384
gXmlSecNssFunctions->transformEcdsaSha384GetKlass = xmlSecNssTransformEcdsaSha384GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_ANSIX962_ECDSA_SHA384_SIGNATURE) != 0) {
gXmlSecNssFunctions->transformEcdsaSha384GetKlass = xmlSecNssTransformEcdsaSha384GetKlass;
}
#endif /* XMLSEC_NO_SHA384 */
#ifndef XMLSEC_NO_SHA512
gXmlSecNssFunctions->transformEcdsaSha512GetKlass = xmlSecNssTransformEcdsaSha512GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_ANSIX962_ECDSA_SHA512_SIGNATURE) != 0) {
gXmlSecNssFunctions->transformEcdsaSha512GetKlass = xmlSecNssTransformEcdsaSha512GetKlass;
}
#endif /* XMLSEC_NO_SHA512 */
#endif /* XMLSEC_NO_EC */

/******************************* HMAC ********************************/
#ifndef XMLSEC_NO_HMAC

#ifndef XMLSEC_NO_MD5
gXmlSecNssFunctions->transformHmacMd5GetKlass = xmlSecNssTransformHmacMd5GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_MD5_HMAC) != 0) {
gXmlSecNssFunctions->transformHmacMd5GetKlass = xmlSecNssTransformHmacMd5GetKlass;
}
#endif /* XMLSEC_NO_MD5 */

#ifndef XMLSEC_NO_RIPEMD160
gXmlSecNssFunctions->transformHmacRipemd160GetKlass = xmlSecNssTransformHmacRipemd160GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_RIPEMD160_HMAC) != 0) {
gXmlSecNssFunctions->transformHmacRipemd160GetKlass = xmlSecNssTransformHmacRipemd160GetKlass;
}
#endif /* XMLSEC_NO_RIPEMD160 */

#ifndef XMLSEC_NO_SHA1
gXmlSecNssFunctions->transformHmacSha1GetKlass = xmlSecNssTransformHmacSha1GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_SHA_1_HMAC) != 0) {
gXmlSecNssFunctions->transformHmacSha1GetKlass = xmlSecNssTransformHmacSha1GetKlass;
}
#endif /* XMLSEC_NO_SHA1 */

#ifndef XMLSEC_NO_SHA224
gXmlSecNssFunctions->transformHmacSha224GetKlass = xmlSecNssTransformHmacSha224GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_SHA224_HMAC) != 0) {
gXmlSecNssFunctions->transformHmacSha224GetKlass = xmlSecNssTransformHmacSha224GetKlass;
}
#endif /* XMLSEC_NO_SHA224 */

#ifndef XMLSEC_NO_SHA256
gXmlSecNssFunctions->transformHmacSha256GetKlass = xmlSecNssTransformHmacSha256GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_SHA256_HMAC) != 0) {
gXmlSecNssFunctions->transformHmacSha256GetKlass = xmlSecNssTransformHmacSha256GetKlass;
}
#endif /* XMLSEC_NO_SHA256 */

#ifndef XMLSEC_NO_SHA384
gXmlSecNssFunctions->transformHmacSha384GetKlass = xmlSecNssTransformHmacSha384GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_SHA384_HMAC) != 0) {
gXmlSecNssFunctions->transformHmacSha384GetKlass = xmlSecNssTransformHmacSha384GetKlass;
}
#endif /* XMLSEC_NO_SHA384 */

#ifndef XMLSEC_NO_SHA512
gXmlSecNssFunctions->transformHmacSha512GetKlass = xmlSecNssTransformHmacSha512GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_SHA512_HMAC) != 0) {
gXmlSecNssFunctions->transformHmacSha512GetKlass = xmlSecNssTransformHmacSha512GetKlass;
}
#endif /* XMLSEC_NO_SHA512 */

#endif /* XMLSEC_NO_HMAC */

/******************************* PBKDF2 ********************************/
#ifndef XMLSEC_NO_PBKDF2
gXmlSecNssFunctions->transformPbkdf2GetKlass = xmlSecNssTransformPbkdf2GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS5_PBKDF2) != 0) {
gXmlSecNssFunctions->transformPbkdf2GetKlass = xmlSecNssTransformPbkdf2GetKlass;
}
#endif /* XMLSEC_NO_PBKDF2 */

/******************************* RSA ********************************/
#ifndef XMLSEC_NO_RSA

#ifndef XMLSEC_NO_MD5
gXmlSecNssFunctions->transformRsaMd5GetKlass = xmlSecNssTransformRsaMd5GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_MD5_WITH_RSA_ENCRYPTION) != 0) {
gXmlSecNssFunctions->transformRsaMd5GetKlass = xmlSecNssTransformRsaMd5GetKlass;
}
#endif /* XMLSEC_NO_MD5 */

#ifndef XMLSEC_NO_SHA1
gXmlSecNssFunctions->transformRsaSha1GetKlass = xmlSecNssTransformRsaSha1GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION) != 0) {
gXmlSecNssFunctions->transformRsaSha1GetKlass = xmlSecNssTransformRsaSha1GetKlass;
}
#endif /* XMLSEC_NO_SHA1 */

#ifndef XMLSEC_NO_SHA224
gXmlSecNssFunctions->transformRsaSha224GetKlass = xmlSecNssTransformRsaSha224GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_SHA224_WITH_RSA_ENCRYPTION) != 0) {
gXmlSecNssFunctions->transformRsaSha224GetKlass = xmlSecNssTransformRsaSha224GetKlass;
}
#endif /* XMLSEC_NO_SHA224 */

#ifndef XMLSEC_NO_SHA256
gXmlSecNssFunctions->transformRsaSha256GetKlass = xmlSecNssTransformRsaSha256GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_SHA256_WITH_RSA_ENCRYPTION) != 0) {
gXmlSecNssFunctions->transformRsaSha256GetKlass = xmlSecNssTransformRsaSha256GetKlass;
}
#endif /* XMLSEC_NO_SHA256 */

#ifndef XMLSEC_NO_SHA384
gXmlSecNssFunctions->transformRsaSha384GetKlass = xmlSecNssTransformRsaSha384GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_SHA384_WITH_RSA_ENCRYPTION) != 0) {
gXmlSecNssFunctions->transformRsaSha384GetKlass = xmlSecNssTransformRsaSha384GetKlass;
}
#endif /* XMLSEC_NO_SHA384 */

#ifndef XMLSEC_NO_SHA512
gXmlSecNssFunctions->transformRsaSha512GetKlass = xmlSecNssTransformRsaSha512GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_SHA512_WITH_RSA_ENCRYPTION) != 0) {
gXmlSecNssFunctions->transformRsaSha512GetKlass = xmlSecNssTransformRsaSha512GetKlass;
}
#endif /* XMLSEC_NO_SHA512 */


#ifndef XMLSEC_NO_SHA1
gXmlSecNssFunctions->transformRsaPssSha1GetKlass = xmlSecNssTransformRsaPssSha1GetKlass;
if ((xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_RSA_PSS_SIGNATURE) != 0) && (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA1) != 0)) {
gXmlSecNssFunctions->transformRsaPssSha1GetKlass = xmlSecNssTransformRsaPssSha1GetKlass;
}
#endif /* XMLSEC_NO_SHA1 */

#ifndef XMLSEC_NO_SHA224
gXmlSecNssFunctions->transformRsaPssSha224GetKlass = xmlSecNssTransformRsaPssSha224GetKlass;
if ((xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_RSA_PSS_SIGNATURE) != 0) && (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA224) != 0)) {
gXmlSecNssFunctions->transformRsaPssSha224GetKlass = xmlSecNssTransformRsaPssSha224GetKlass;
}
#endif /* XMLSEC_NO_SHA224 */

#ifndef XMLSEC_NO_SHA256
gXmlSecNssFunctions->transformRsaPssSha256GetKlass = xmlSecNssTransformRsaPssSha256GetKlass;
if ((xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_RSA_PSS_SIGNATURE) != 0) && (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA256) != 0)) {
gXmlSecNssFunctions->transformRsaPssSha256GetKlass = xmlSecNssTransformRsaPssSha256GetKlass;
}
#endif /* XMLSEC_NO_SHA256 */

#ifndef XMLSEC_NO_SHA384
gXmlSecNssFunctions->transformRsaPssSha384GetKlass = xmlSecNssTransformRsaPssSha384GetKlass;
if ((xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_RSA_PSS_SIGNATURE) != 0) && (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA384) != 0)) {
gXmlSecNssFunctions->transformRsaPssSha384GetKlass = xmlSecNssTransformRsaPssSha384GetKlass;
}
#endif /* XMLSEC_NO_SHA384 */

#ifndef XMLSEC_NO_SHA512
gXmlSecNssFunctions->transformRsaPssSha512GetKlass = xmlSecNssTransformRsaPssSha512GetKlass;
if ((xmlSecNssCryptoCheckAlgorithm(SEC_OID_PKCS1_RSA_PSS_SIGNATURE) != 0) && (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA512) != 0)) {
gXmlSecNssFunctions->transformRsaPssSha512GetKlass = xmlSecNssTransformRsaPssSha512GetKlass;
}
#endif /* XMLSEC_NO_SHA512 */


gXmlSecNssFunctions->transformRsaPkcs1GetKlass = xmlSecNssTransformRsaPkcs1GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_RSA_PKCS) != 0) {
gXmlSecNssFunctions->transformRsaPkcs1GetKlass = xmlSecNssTransformRsaPkcs1GetKlass;
}

#ifndef XMLSEC_NO_RSA_OAEP
gXmlSecNssFunctions->transformRsaOaepGetKlass = xmlSecNssTransformRsaOaepGetKlass;
gXmlSecNssFunctions->transformRsaOaepEnc11GetKlass = xmlSecNssTransformRsaOaepEnc11GetKlass;
if (xmlSecNssCryptoCheckMechanism(CKM_RSA_PKCS_OAEP) != 0) {
gXmlSecNssFunctions->transformRsaOaepGetKlass = xmlSecNssTransformRsaOaepGetKlass;
gXmlSecNssFunctions->transformRsaOaepEnc11GetKlass = xmlSecNssTransformRsaOaepEnc11GetKlass;
}
#endif /* XMLSEC_NO_RSA_OAEP */

#endif /* XMLSEC_NO_RSA */

/******************************* SHA ********************************/
#ifndef XMLSEC_NO_SHA1
gXmlSecNssFunctions->transformSha1GetKlass = xmlSecNssTransformSha1GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA1) != 0) {
gXmlSecNssFunctions->transformSha1GetKlass = xmlSecNssTransformSha1GetKlass;
}
#endif /* XMLSEC_NO_SHA1 */
#ifndef XMLSEC_NO_SHA224
gXmlSecNssFunctions->transformSha224GetKlass = xmlSecNssTransformSha224GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA224) != 0) {
gXmlSecNssFunctions->transformSha224GetKlass = xmlSecNssTransformSha224GetKlass;
}
#endif /* XMLSEC_NO_SHA224 */
#ifndef XMLSEC_NO_SHA256
gXmlSecNssFunctions->transformSha256GetKlass = xmlSecNssTransformSha256GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA256) != 0) {
gXmlSecNssFunctions->transformSha256GetKlass = xmlSecNssTransformSha256GetKlass;
}
#endif /* XMLSEC_NO_SHA256 */
#ifndef XMLSEC_NO_SHA384
gXmlSecNssFunctions->transformSha384GetKlass = xmlSecNssTransformSha384GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA384) != 0) {
gXmlSecNssFunctions->transformSha384GetKlass = xmlSecNssTransformSha384GetKlass;
}
#endif /* XMLSEC_NO_SHA384 */
#ifndef XMLSEC_NO_SHA512
gXmlSecNssFunctions->transformSha512GetKlass = xmlSecNssTransformSha512GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_SHA512) != 0) {
gXmlSecNssFunctions->transformSha512GetKlass = xmlSecNssTransformSha512GetKlass;
}
#endif /* XMLSEC_NO_SHA512 */

/******************************* MD5 ********************************/
#ifndef XMLSEC_NO_MD5
gXmlSecNssFunctions->transformMd5GetKlass = xmlSecNssTransformMd5GetKlass;
if (xmlSecNssCryptoCheckAlgorithm(SEC_OID_MD5) != 0) {
gXmlSecNssFunctions->transformMd5GetKlass = xmlSecNssTransformMd5GetKlass;
}
#endif /* XMLSEC_NO_MD5 */


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