pjs/security/nss/lib/smime/cmsasn1.c

576 строки
20 KiB
C

/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1994-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL"), in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your
* version of this file only under the terms of the GPL and not to
* allow others to use your version of this file under the MPL,
* indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient
* may use your version of this file under either the MPL or the
* GPL.
*/
/*
* CMS ASN.1 templates
*
* $Id: cmsasn1.c,v 1.5 2001-01-07 08:13:07 nelsonb%netscape.com Exp $
*/
#include "cmslocal.h"
#include "cert.h"
#include "key.h"
#include "secasn1.h"
#include "secitem.h"
#include "secoid.h"
#include "prtime.h"
#include "secerr.h"
extern const SEC_ASN1Template nss_cms_set_of_attribute_template[];
SEC_ASN1_MKSUB(CERT_IssuerAndSNTemplate)
SEC_ASN1_MKSUB(CERT_SetOfSignedCrlTemplate)
SEC_ASN1_MKSUB(SECOID_AlgorithmIDTemplate)
SEC_ASN1_MKSUB(SEC_BitStringTemplate)
SEC_ASN1_MKSUB(SEC_OctetStringTemplate)
SEC_ASN1_MKSUB(SEC_PointerToOctetStringTemplate)
SEC_ASN1_MKSUB(SEC_SetOfAnyTemplate)
/* -----------------------------------------------------------------------------
* MESSAGE
* (uses NSSCMSContentInfo)
*/
/* forward declaration */
static const SEC_ASN1Template *
nss_cms_choose_content_template(void *src_or_dest, PRBool encoding);
static const SEC_ASN1TemplateChooserPtr nss_cms_chooser
= nss_cms_choose_content_template;
const SEC_ASN1Template NSSCMSMessageTemplate[] = {
{ SEC_ASN1_SEQUENCE | SEC_ASN1_MAY_STREAM,
0, NULL, sizeof(NSSCMSMessage) },
{ SEC_ASN1_OBJECT_ID,
offsetof(NSSCMSMessage,contentInfo.contentType) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_DYNAMIC | SEC_ASN1_MAY_STREAM
| SEC_ASN1_EXPLICIT | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 0,
offsetof(NSSCMSMessage,contentInfo.content),
&nss_cms_chooser },
{ 0 }
};
static const SEC_ASN1Template NSS_PointerToCMSMessageTemplate[] = {
{ SEC_ASN1_POINTER, 0, NSSCMSMessageTemplate }
};
/* -----------------------------------------------------------------------------
* ENCAPSULATED & ENCRYPTED CONTENTINFO
* (both use a NSSCMSContentInfo)
*/
static const SEC_ASN1Template NSSCMSEncapsulatedContentInfoTemplate[] = {
{ SEC_ASN1_SEQUENCE | SEC_ASN1_MAY_STREAM,
0, NULL, sizeof(NSSCMSContentInfo) },
{ SEC_ASN1_OBJECT_ID,
offsetof(NSSCMSContentInfo,contentType) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_EXPLICIT | SEC_ASN1_MAY_STREAM |
SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 0,
offsetof(NSSCMSContentInfo,rawContent),
SEC_ASN1_SUB(SEC_PointerToOctetStringTemplate) },
{ 0 }
};
static const SEC_ASN1Template NSSCMSEncryptedContentInfoTemplate[] = {
{ SEC_ASN1_SEQUENCE | SEC_ASN1_MAY_STREAM,
0, NULL, sizeof(NSSCMSContentInfo) },
{ SEC_ASN1_OBJECT_ID,
offsetof(NSSCMSContentInfo,contentType) },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSContentInfo,contentEncAlg),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_POINTER | SEC_ASN1_MAY_STREAM |
SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 0,
offsetof(NSSCMSContentInfo,rawContent),
SEC_ASN1_SUB(SEC_OctetStringTemplate) },
{ 0 }
};
/* -----------------------------------------------------------------------------
* SIGNED DATA
*/
const SEC_ASN1Template NSSCMSSignerInfoTemplate[];
const SEC_ASN1Template NSSCMSSignedDataTemplate[] = {
{ SEC_ASN1_SEQUENCE | SEC_ASN1_MAY_STREAM,
0, NULL, sizeof(NSSCMSSignedData) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSSignedData,version) },
{ SEC_ASN1_SET_OF | SEC_ASN1_XTRN,
offsetof(NSSCMSSignedData,digestAlgorithms),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSSignedData,contentInfo),
NSSCMSEncapsulatedContentInfoTemplate },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC |
SEC_ASN1_XTRN | 0,
offsetof(NSSCMSSignedData,rawCerts),
SEC_ASN1_SUB(SEC_SetOfAnyTemplate) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC |
SEC_ASN1_XTRN | 1,
offsetof(NSSCMSSignedData,crls),
SEC_ASN1_SUB(CERT_SetOfSignedCrlTemplate) },
{ SEC_ASN1_SET_OF,
offsetof(NSSCMSSignedData,signerInfos),
NSSCMSSignerInfoTemplate },
{ 0 }
};
const SEC_ASN1Template NSS_PointerToCMSSignedDataTemplate[] = {
{ SEC_ASN1_POINTER, 0, NSSCMSSignedDataTemplate }
};
/* -----------------------------------------------------------------------------
* signeridentifier
*/
static const SEC_ASN1Template NSSCMSSignerIdentifierTemplate[] = {
{ SEC_ASN1_CHOICE,
offsetof(NSSCMSSignerIdentifier,identifierType), NULL,
sizeof(NSSCMSSignerIdentifier) },
{ SEC_ASN1_POINTER | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 0,
offsetof(NSSCMSSignerIdentifier,id.subjectKeyID),
SEC_ASN1_SUB(SEC_OctetStringTemplate) ,
NSSCMSRecipientID_SubjectKeyID },
{ SEC_ASN1_POINTER | SEC_ASN1_XTRN,
offsetof(NSSCMSSignerIdentifier,id.issuerAndSN),
SEC_ASN1_SUB(CERT_IssuerAndSNTemplate),
NSSCMSRecipientID_IssuerSN },
{ 0 }
};
/* -----------------------------------------------------------------------------
* signerinfo
*/
const SEC_ASN1Template NSSCMSSignerInfoTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSSignerInfo) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSSignerInfo,version) },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSSignerInfo,signerIdentifier),
NSSCMSSignerIdentifierTemplate },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSSignerInfo,digestAlg),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 0,
offsetof(NSSCMSSignerInfo,authAttr),
nss_cms_set_of_attribute_template },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSSignerInfo,digestEncAlg),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSSignerInfo,encDigest) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 1,
offsetof(NSSCMSSignerInfo,unAuthAttr),
nss_cms_set_of_attribute_template },
{ 0 }
};
/* -----------------------------------------------------------------------------
* ENVELOPED DATA
*/
static const SEC_ASN1Template NSSCMSOriginatorInfoTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSOriginatorInfo) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC |
SEC_ASN1_XTRN | 0,
offsetof(NSSCMSOriginatorInfo,rawCerts),
SEC_ASN1_SUB(SEC_SetOfAnyTemplate) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC |
SEC_ASN1_XTRN | 1,
offsetof(NSSCMSOriginatorInfo,crls),
SEC_ASN1_SUB(CERT_SetOfSignedCrlTemplate) },
{ 0 }
};
const SEC_ASN1Template NSSCMSRecipientInfoTemplate[];
const SEC_ASN1Template NSSCMSEnvelopedDataTemplate[] = {
{ SEC_ASN1_SEQUENCE | SEC_ASN1_MAY_STREAM,
0, NULL, sizeof(NSSCMSEnvelopedData) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSEnvelopedData,version) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_POINTER | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 0,
offsetof(NSSCMSEnvelopedData,originatorInfo),
NSSCMSOriginatorInfoTemplate },
{ SEC_ASN1_SET_OF,
offsetof(NSSCMSEnvelopedData,recipientInfos),
NSSCMSRecipientInfoTemplate },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSEnvelopedData,contentInfo),
NSSCMSEncryptedContentInfoTemplate },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 1,
offsetof(NSSCMSEnvelopedData,unprotectedAttr),
nss_cms_set_of_attribute_template },
{ 0 }
};
const SEC_ASN1Template NSS_PointerToCMSEnvelopedDataTemplate[] = {
{ SEC_ASN1_POINTER, 0, NSSCMSEnvelopedDataTemplate }
};
/* here come the 15 gazillion templates for all the v3 varieties of RecipientInfo */
/* -----------------------------------------------------------------------------
* key transport recipient info
*/
static const SEC_ASN1Template NSSCMSRecipientIdentifierTemplate[] = {
{ SEC_ASN1_CHOICE,
offsetof(NSSCMSRecipientIdentifier,identifierType), NULL,
sizeof(NSSCMSRecipientIdentifier) },
{ SEC_ASN1_EXPLICIT | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC |
SEC_ASN1_XTRN | 0,
offsetof(NSSCMSRecipientIdentifier,id.subjectKeyID),
SEC_ASN1_SUB(SEC_PointerToOctetStringTemplate) ,
NSSCMSRecipientID_SubjectKeyID },
{ SEC_ASN1_POINTER | SEC_ASN1_XTRN,
offsetof(NSSCMSRecipientIdentifier,id.issuerAndSN),
SEC_ASN1_SUB(CERT_IssuerAndSNTemplate),
NSSCMSRecipientID_IssuerSN },
{ 0 }
};
static const SEC_ASN1Template NSSCMSKeyTransRecipientInfoTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSKeyTransRecipientInfo) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSKeyTransRecipientInfo,version) },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSKeyTransRecipientInfo,recipientIdentifier),
NSSCMSRecipientIdentifierTemplate },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSKeyTransRecipientInfo,keyEncAlg),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSKeyTransRecipientInfo,encKey) },
{ 0 }
};
/* -----------------------------------------------------------------------------
* key agreement recipient info
*/
static const SEC_ASN1Template NSSCMSOriginatorPublicKeyTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSOriginatorPublicKey) },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSOriginatorPublicKey,algorithmIdentifier),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSOriginatorPublicKey,publicKey),
SEC_ASN1_SUB(SEC_BitStringTemplate) },
{ 0 }
};
static const SEC_ASN1Template NSSCMSOriginatorIdentifierOrKeyTemplate[] = {
{ SEC_ASN1_CHOICE,
offsetof(NSSCMSOriginatorIdentifierOrKey,identifierType), NULL,
sizeof(NSSCMSOriginatorIdentifierOrKey) },
{ SEC_ASN1_POINTER | SEC_ASN1_XTRN,
offsetof(NSSCMSOriginatorIdentifierOrKey,id.issuerAndSN),
SEC_ASN1_SUB(CERT_IssuerAndSNTemplate),
NSSCMSOriginatorIDOrKey_IssuerSN },
{ SEC_ASN1_EXPLICIT | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC |
SEC_ASN1_XTRN | 1,
offsetof(NSSCMSOriginatorIdentifierOrKey,id.subjectKeyID),
SEC_ASN1_SUB(SEC_PointerToOctetStringTemplate) ,
NSSCMSOriginatorIDOrKey_SubjectKeyID },
{ SEC_ASN1_EXPLICIT | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 2,
offsetof(NSSCMSOriginatorIdentifierOrKey,id.originatorPublicKey),
NSSCMSOriginatorPublicKeyTemplate,
NSSCMSOriginatorIDOrKey_OriginatorPublicKey },
{ 0 }
};
const SEC_ASN1Template NSSCMSRecipientKeyIdentifierTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSRecipientKeyIdentifier) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSRecipientKeyIdentifier,subjectKeyIdentifier) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSRecipientKeyIdentifier,date) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSRecipientKeyIdentifier,other) },
{ 0 }
};
static const SEC_ASN1Template NSSCMSKeyAgreeRecipientIdentifierTemplate[] = {
{ SEC_ASN1_CHOICE,
offsetof(NSSCMSKeyAgreeRecipientIdentifier,identifierType), NULL,
sizeof(NSSCMSKeyAgreeRecipientIdentifier) },
{ SEC_ASN1_POINTER | SEC_ASN1_XTRN,
offsetof(NSSCMSKeyAgreeRecipientIdentifier,id.issuerAndSN),
SEC_ASN1_SUB(CERT_IssuerAndSNTemplate),
NSSCMSKeyAgreeRecipientID_IssuerSN },
{ SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 0,
offsetof(NSSCMSKeyAgreeRecipientIdentifier,id.recipientKeyIdentifier),
NSSCMSRecipientKeyIdentifierTemplate,
NSSCMSKeyAgreeRecipientID_RKeyID },
{ 0 }
};
static const SEC_ASN1Template NSSCMSRecipientEncryptedKeyTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSRecipientEncryptedKey) },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSRecipientEncryptedKey,recipientIdentifier),
NSSCMSKeyAgreeRecipientIdentifierTemplate },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSRecipientEncryptedKey,encKey),
SEC_ASN1_SUB(SEC_BitStringTemplate) },
{ 0 }
};
static const SEC_ASN1Template NSSCMSKeyAgreeRecipientInfoTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSKeyAgreeRecipientInfo) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSKeyAgreeRecipientInfo,version) },
{ SEC_ASN1_EXPLICIT | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 0,
offsetof(NSSCMSKeyAgreeRecipientInfo,originatorIdentifierOrKey),
NSSCMSOriginatorIdentifierOrKeyTemplate },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_EXPLICIT |
SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 1,
offsetof(NSSCMSKeyAgreeRecipientInfo,ukm),
SEC_ASN1_SUB(SEC_OctetStringTemplate) },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSKeyAgreeRecipientInfo,keyEncAlg),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_SEQUENCE_OF,
offsetof(NSSCMSKeyAgreeRecipientInfo,recipientEncryptedKeys),
NSSCMSRecipientEncryptedKeyTemplate },
{ 0 }
};
/* -----------------------------------------------------------------------------
* KEK recipient info
*/
static const SEC_ASN1Template NSSCMSKEKIdentifierTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSKEKIdentifier) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSKEKIdentifier,keyIdentifier) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSKEKIdentifier,date) },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSKEKIdentifier,other) },
{ 0 }
};
static const SEC_ASN1Template NSSCMSKEKRecipientInfoTemplate[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSKEKRecipientInfo) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSKEKRecipientInfo,version) },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSKEKRecipientInfo,kekIdentifier),
NSSCMSKEKIdentifierTemplate },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSKEKRecipientInfo,keyEncAlg),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSKEKRecipientInfo,encKey) },
{ 0 }
};
/* -----------------------------------------------------------------------------
* recipient info
*/
const SEC_ASN1Template NSSCMSRecipientInfoTemplate[] = {
{ SEC_ASN1_CHOICE,
offsetof(NSSCMSRecipientInfo,recipientInfoType), NULL,
sizeof(NSSCMSRecipientInfo) },
{ SEC_ASN1_EXPLICIT | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 1,
offsetof(NSSCMSRecipientInfo,ri.keyAgreeRecipientInfo),
NSSCMSKeyAgreeRecipientInfoTemplate,
NSSCMSRecipientInfoID_KeyAgree },
{ SEC_ASN1_EXPLICIT | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 2,
offsetof(NSSCMSRecipientInfo,ri.kekRecipientInfo),
NSSCMSKEKRecipientInfoTemplate,
NSSCMSRecipientInfoID_KEK },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSRecipientInfo,ri.keyTransRecipientInfo),
NSSCMSKeyTransRecipientInfoTemplate,
NSSCMSRecipientInfoID_KeyTrans },
{ 0 }
};
/* -----------------------------------------------------------------------------
*
*/
const SEC_ASN1Template NSSCMSDigestedDataTemplate[] = {
{ SEC_ASN1_SEQUENCE | SEC_ASN1_MAY_STREAM,
0, NULL, sizeof(NSSCMSDigestedData) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSDigestedData,version) },
{ SEC_ASN1_INLINE | SEC_ASN1_XTRN,
offsetof(NSSCMSDigestedData,digestAlg),
SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSDigestedData,contentInfo),
NSSCMSEncapsulatedContentInfoTemplate },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSDigestedData,digest) },
{ 0 }
};
const SEC_ASN1Template NSS_PointerToCMSDigestedDataTemplate[] = {
{ SEC_ASN1_POINTER, 0, NSSCMSDigestedDataTemplate }
};
const SEC_ASN1Template NSSCMSEncryptedDataTemplate[] = {
{ SEC_ASN1_SEQUENCE | SEC_ASN1_MAY_STREAM,
0, NULL, sizeof(NSSCMSEncryptedData) },
{ SEC_ASN1_INTEGER,
offsetof(NSSCMSEncryptedData,version) },
{ SEC_ASN1_INLINE,
offsetof(NSSCMSEncryptedData,contentInfo),
NSSCMSEncryptedContentInfoTemplate },
{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 1,
offsetof(NSSCMSEncryptedData,unprotectedAttr),
nss_cms_set_of_attribute_template },
{ 0 }
};
const SEC_ASN1Template NSS_PointerToCMSEncryptedDataTemplate[] = {
{ SEC_ASN1_POINTER, 0, NSSCMSEncryptedDataTemplate }
};
/* -----------------------------------------------------------------------------
* FORTEZZA KEA
*/
const SEC_ASN1Template NSS_SMIMEKEAParamTemplateSkipjack[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSSMIMEKEAParameters) },
{ SEC_ASN1_OCTET_STRING /* | SEC_ASN1_OPTIONAL */,
offsetof(NSSCMSSMIMEKEAParameters,originatorKEAKey) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSSMIMEKEAParameters,originatorRA) },
{ 0 }
};
const SEC_ASN1Template NSS_SMIMEKEAParamTemplateNoSkipjack[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSSMIMEKEAParameters) },
{ SEC_ASN1_OCTET_STRING /* | SEC_ASN1_OPTIONAL */,
offsetof(NSSCMSSMIMEKEAParameters,originatorKEAKey) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSSMIMEKEAParameters,originatorRA) },
{ SEC_ASN1_OCTET_STRING | SEC_ASN1_OPTIONAL ,
offsetof(NSSCMSSMIMEKEAParameters,nonSkipjackIV) },
{ 0 }
};
const SEC_ASN1Template NSS_SMIMEKEAParamTemplateAllParams[] = {
{ SEC_ASN1_SEQUENCE,
0, NULL, sizeof(NSSCMSSMIMEKEAParameters) },
{ SEC_ASN1_OCTET_STRING /* | SEC_ASN1_OPTIONAL */,
offsetof(NSSCMSSMIMEKEAParameters,originatorKEAKey) },
{ SEC_ASN1_OCTET_STRING,
offsetof(NSSCMSSMIMEKEAParameters,originatorRA) },
{ SEC_ASN1_OCTET_STRING | SEC_ASN1_OPTIONAL ,
offsetof(NSSCMSSMIMEKEAParameters,nonSkipjackIV) },
{ SEC_ASN1_OCTET_STRING | SEC_ASN1_OPTIONAL ,
offsetof(NSSCMSSMIMEKEAParameters,bulkKeySize) },
{ 0 }
};
const SEC_ASN1Template *
nss_cms_get_kea_template(NSSCMSKEATemplateSelector whichTemplate)
{
const SEC_ASN1Template *returnVal = NULL;
switch(whichTemplate)
{
case NSSCMSKEAUsesNonSkipjack:
returnVal = NSS_SMIMEKEAParamTemplateNoSkipjack;
break;
case NSSCMSKEAUsesSkipjack:
returnVal = NSS_SMIMEKEAParamTemplateSkipjack;
break;
case NSSCMSKEAUsesNonSkipjackWithPaddedEncKey:
default:
returnVal = NSS_SMIMEKEAParamTemplateAllParams;
break;
}
return returnVal;
}
/* -----------------------------------------------------------------------------
*
*/
static const SEC_ASN1Template *
nss_cms_choose_content_template(void *src_or_dest, PRBool encoding)
{
const SEC_ASN1Template *theTemplate;
NSSCMSContentInfo *cinfo;
PORT_Assert (src_or_dest != NULL);
if (src_or_dest == NULL)
return NULL;
cinfo = (NSSCMSContentInfo *)src_or_dest;
switch (NSS_CMSContentInfo_GetContentTypeTag(cinfo)) {
default:
theTemplate = SEC_ASN1_GET(SEC_PointerToAnyTemplate);
break;
case SEC_OID_PKCS7_DATA:
theTemplate = SEC_ASN1_GET(SEC_PointerToOctetStringTemplate);
break;
case SEC_OID_PKCS7_SIGNED_DATA:
theTemplate = NSS_PointerToCMSSignedDataTemplate;
break;
case SEC_OID_PKCS7_ENVELOPED_DATA:
theTemplate = NSS_PointerToCMSEnvelopedDataTemplate;
break;
case SEC_OID_PKCS7_DIGESTED_DATA:
theTemplate = NSS_PointerToCMSDigestedDataTemplate;
break;
case SEC_OID_PKCS7_ENCRYPTED_DATA:
theTemplate = NSS_PointerToCMSEncryptedDataTemplate;
break;
}
return theTemplate;
}