os/security/cryptoservices/certificateandkeymgmt/tcertcommon/Tcertwriter.cpp
changeset 0 bde4ae8d615e
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/security/cryptoservices/certificateandkeymgmt/tcertcommon/Tcertwriter.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,889 @@
     1.4 +/*
     1.5 +* Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of the License "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description: 
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +#include "tcertwriter.h"
    1.23 +#include <x509keys.h>
    1.24 +#include <asn1dec.h>
    1.25 +
    1.26 +EXPORT_C CertWriter::CertWriter(Output* aOut)
    1.27 +	:iOut(aOut)
    1.28 +	{
    1.29 +	}
    1.30 +
    1.31 +EXPORT_C void CertWriter::SetOut(Output* aOut)
    1.32 +	{
    1.33 +	iOut = aOut;
    1.34 +	}
    1.35 +
    1.36 +EXPORT_C void CertWriter::WriteCert(const CX509Certificate& aCertificate)
    1.37 +	{
    1.38 +
    1.39 +	CX509Certificate* cert = CX509Certificate::NewLC(aCertificate);
    1.40 +//	iOut->writeString(_L("\n Certificate Version = ")):
    1.41 +//	iOut->writeNum(cert->Version());
    1.42 +//	iOut.writeNewLine();
    1.43 +	WriteEncodings(*cert);
    1.44 +	iOut->writeNewLine();	
    1.45 +	ShowSerialNumber(cert->SerialNumber());
    1.46 +	ShowValidityPeriod(*cert);
    1.47 +	iOut->writeString(_L("Issuer Name = "));
    1.48 +	iOut->writeNewLine();	
    1.49 +	ShowDN(cert->IssuerName());	
    1.50 +	iOut->writeString(_L("Subject Name = "));
    1.51 +	iOut->writeNewLine();	
    1.52 +	ShowDN(cert->SubjectName());
    1.53 +	ShowSigningAlgorithm(cert->SigningAlgorithm());
    1.54 +	ShowExtensions(*cert);
    1.55 +	ShowPublicKey(*cert);
    1.56 +	iOut->writeNewLine();	
    1.57 +	ShowFingerprint(*cert);
    1.58 +	ShowSignature(*cert);
    1.59 +
    1.60 +/*	CalculateSignature(*cert);
    1.61 +	if (IsSelfSigned(*cert))
    1.62 +		{
    1.63 +		iOut->writeString(_L("\nSelf-signed\n"));
    1.64 +		}
    1.65 +	else
    1.66 +		{
    1.67 +		iOut->writeString(_L("\nNot self-signed\n"));
    1.68 +		}
    1.69 +*/
    1.70 +	
    1.71 +	iOut->writeString(_L("Short Issuer Name = "));
    1.72 +	HBufC* issuer = cert->IssuerL();
    1.73 +	iOut->writeString(*issuer);
    1.74 +	iOut->writeNewLine();
    1.75 +	delete issuer;
    1.76 +
    1.77 +	iOut->writeString(_L("Short Subject Name = "));
    1.78 +	HBufC* subject = cert->SubjectL();
    1.79 +	iOut->writeString(*subject);
    1.80 +	iOut->writeNewLine();
    1.81 +	delete subject;
    1.82 +
    1.83 +	iOut->writeNewLine();
    1.84 +	CleanupStack::PopAndDestroy();//cert
    1.85 +	}
    1.86 +
    1.87 +EXPORT_C void CertWriter::ShowPublicKey(const CX509Certificate& aCertificate)
    1.88 +	{
    1.89 +	const CSubjectPublicKeyInfo& spki = aCertificate.PublicKey();
    1.90 +	switch(spki.AlgorithmId())
    1.91 +		{
    1.92 +		case ERSA:
    1.93 +			ShowRSAKey(spki);
    1.94 +			break;
    1.95 +			
    1.96 +		case EDSA:
    1.97 +			ShowDSAKey(spki);
    1.98 +			break;
    1.99 +		
   1.100 +		case EDH:
   1.101 +			ShowDHKey(spki);
   1.102 +			break;
   1.103 +			
   1.104 +		default:
   1.105 +			User::Panic(_L("CertWriter"), 1);
   1.106 +			break;
   1.107 +		}
   1.108 +	}
   1.109 +
   1.110 +
   1.111 +void CertWriter::ShowRSAKey(const CSubjectPublicKeyInfo& aSpki)
   1.112 +	{
   1.113 +	CX509RSAPublicKey* key = CX509RSAPublicKey::NewLC(aSpki.KeyData());
   1.114 +	iOut->writeString(_L("RSA Key:"));
   1.115 +	iOut->writeNewLine();
   1.116 +	iOut->writeSpaces(4);
   1.117 +	iOut->writeString(_L("Modulus = "));
   1.118 +	iOut->writeNewLine();
   1.119 +	const TInteger& mod = key->N();
   1.120 +	HBufC8* mBuf = mod.BufferLC();
   1.121 +	iOut->writeOctetStringL(mBuf->Des());
   1.122 +	iOut->writeNewLine();	
   1.123 +
   1.124 +	iOut->writeSpaces(4);
   1.125 +	iOut->writeString(_L("Exponent = "));
   1.126 +	iOut->writeNewLine();
   1.127 +	const TInteger& exp = key->E();
   1.128 +	HBufC8* eBuf = exp.BufferLC();
   1.129 +	iOut->writeOctetStringL(eBuf->Des());
   1.130 +	iOut->writeNewLine();	
   1.131 +	CleanupStack::PopAndDestroy(eBuf);
   1.132 +	CleanupStack::PopAndDestroy(mBuf);
   1.133 +	CleanupStack::PopAndDestroy(key);
   1.134 +	}
   1.135 +
   1.136 +void CertWriter::ShowDSAKey(const CSubjectPublicKeyInfo& aSpki)
   1.137 +	{
   1.138 +	const TDesC8& encParams = aSpki.EncodedParams();
   1.139 +	if (encParams.Length() != 0)
   1.140 +		{
   1.141 +		CDSAPublicKey* key = CX509DSAPublicKey::NewLC(encParams, aSpki.KeyData());
   1.142 +		iOut->writeString(_L("DSA Key:"));
   1.143 +		iOut->writeNewLine();
   1.144 +		iOut->writeSpaces(4);
   1.145 +		iOut->writeString(_L("Y = "));
   1.146 +		iOut->writeNewLine();
   1.147 +		const TInteger& y = key->Y();
   1.148 +		HBufC8* yBuf = y.BufferLC();
   1.149 +		iOut->writeOctetStringL(yBuf->Des());
   1.150 +		iOut->writeNewLine();	
   1.151 +
   1.152 +		iOut->writeSpaces(4);
   1.153 +		iOut->writeString(_L("Params = "));
   1.154 +		iOut->writeNewLine();
   1.155 +
   1.156 +		iOut->writeSpaces(8);
   1.157 +		iOut->writeString(_L("P = "));
   1.158 +		iOut->writeNewLine();
   1.159 +		const TInteger& p = key->P();
   1.160 +		HBufC8* pBuf = p.BufferLC();
   1.161 +		iOut->writeOctetStringL(pBuf->Des());
   1.162 +		iOut->writeNewLine();
   1.163 +
   1.164 +		iOut->writeSpaces(8);
   1.165 +		iOut->writeString(_L("Q = "));
   1.166 +		iOut->writeNewLine();
   1.167 +		const TInteger& q = key->Q();
   1.168 +		HBufC8* qBuf = q.BufferLC();
   1.169 +		iOut->writeOctetStringL(qBuf->Des());
   1.170 +		iOut->writeNewLine();
   1.171 +
   1.172 +		iOut->writeSpaces(8);
   1.173 +		iOut->writeString(_L("G = "));
   1.174 +		iOut->writeNewLine();
   1.175 +		const TInteger& g = key->G();
   1.176 +		HBufC8* gBuf = g.BufferLC();
   1.177 +		iOut->writeOctetStringL(gBuf->Des());
   1.178 +		iOut->writeNewLine();
   1.179 +
   1.180 +		CleanupStack::PopAndDestroy(5);
   1.181 +		}
   1.182 +	}
   1.183 +
   1.184 +void CertWriter::ShowDHKey(const CSubjectPublicKeyInfo& aSpki)
   1.185 +	{
   1.186 +	TASN1DecInteger encInt;
   1.187 +	TInt pos = 0;
   1.188 +	RInteger keyVal = encInt.DecodeDERLongL(aSpki.KeyData(), pos);
   1.189 +	CleanupStack::PushL(keyVal);
   1.190 +	HBufC8* keyValBuf = keyVal.BufferLC();
   1.191 +	iOut->writeString(_L("Y = "));
   1.192 +	iOut->writeNewLine();
   1.193 +	iOut->writeOctetStringL(keyValBuf->Des());
   1.194 +	CleanupStack::PopAndDestroy(2, &keyVal);
   1.195 +
   1.196 +	CX509DHDomainParams* params = CX509DHDomainParams::NewLC(aSpki.EncodedParams());
   1.197 +	const TInteger& p = params->P();
   1.198 +	const TInteger& g = params->G();
   1.199 +	const TInteger& q = params->Q();
   1.200 +	const TInteger& j = params->J();
   1.201 +	const CX509DHValidationParams* valParams = params->ValidationParams();
   1.202 +
   1.203 +	iOut->writeNewLine();
   1.204 +	iOut->writeString(_L("Params = "));
   1.205 +	iOut->writeNewLine();
   1.206 +
   1.207 +	iOut->writeString(_L("P = "));
   1.208 +	iOut->writeNewLine();
   1.209 +	HBufC8* pBuf = p.BufferLC();
   1.210 +	iOut->writeOctetStringL(pBuf->Des());
   1.211 +	iOut->writeNewLine();
   1.212 +	CleanupStack::PopAndDestroy();
   1.213 +
   1.214 +	iOut->writeString(_L("G = "));
   1.215 +	iOut->writeNewLine();
   1.216 +	HBufC8* gBuf = g.BufferLC();
   1.217 +	iOut->writeOctetStringL(gBuf->Des());
   1.218 +	iOut->writeNewLine();
   1.219 +	CleanupStack::PopAndDestroy();
   1.220 +
   1.221 +	iOut->writeString(_L("Q = "));
   1.222 +	iOut->writeNewLine();
   1.223 +	HBufC8* qBuf = q.BufferLC();
   1.224 +	iOut->writeOctetStringL(qBuf->Des());
   1.225 +	iOut->writeNewLine();
   1.226 +	CleanupStack::PopAndDestroy();
   1.227 +
   1.228 +	iOut->writeString(_L("J = "));
   1.229 +	iOut->writeNewLine();
   1.230 +	HBufC8* jBuf = j.BufferLC();
   1.231 +	iOut->writeOctetStringL(jBuf->Des());
   1.232 +	iOut->writeNewLine();
   1.233 +	CleanupStack::PopAndDestroy();
   1.234 +		
   1.235 +	if (valParams)
   1.236 +		{
   1.237 +		iOut->writeString(_L("Seed = "));
   1.238 +		iOut->writeNewLine();
   1.239 +		iOut->writeOctetStringL(valParams->Seed());
   1.240 +		iOut->writeNewLine();
   1.241 +		const TInteger& pGC = valParams->PGenCounter();
   1.242 +		HBufC8* pgBuf = pGC.BufferLC();
   1.243 +		iOut->writeString(_L("pGenCounter = "));
   1.244 +		iOut->writeNewLine();
   1.245 +		iOut->writeOctetStringL(pgBuf->Des());
   1.246 +		iOut->writeNewLine();
   1.247 +		CleanupStack::PopAndDestroy();
   1.248 +		}
   1.249 +	CleanupStack::PopAndDestroy();
   1.250 +	}
   1.251 +
   1.252 +
   1.253 +EXPORT_C void CertWriter::ShowSigningAlgorithm(const CSigningAlgorithmIdentifier& aSigningAlgorithm)
   1.254 +	{
   1.255 +	iOut->writeString(_L("Signed using: "));
   1.256 +	iOut->writeNewLine();
   1.257 +	iOut->writeSpaces(4);
   1.258 +	iOut->writeString(_L("Asymmetric algorithm = "));
   1.259 +	const CAlgorithmIdentifier& algId = aSigningAlgorithm.AsymmetricAlgorithm();
   1.260 +	switch(algId.Algorithm())
   1.261 +		{
   1.262 +		case ERSA:
   1.263 +			iOut->writeString(_L("RSA"));
   1.264 +			break;
   1.265 +		
   1.266 +		case EDSA:
   1.267 +			iOut->writeString(_L("DSA"));
   1.268 +			break;
   1.269 +		
   1.270 +		case EDH:
   1.271 +			iOut->writeString(_L("DH"));
   1.272 +			break;
   1.273 +						
   1.274 +		default:
   1.275 +			User::Panic(_L("CertWriter"), 1);
   1.276 +			break;
   1.277 +		}
   1.278 +	iOut->writeNewLine();
   1.279 +	iOut->writeSpaces(4);
   1.280 +	iOut->writeString(_L("Digest algorithm = "));
   1.281 +	const CAlgorithmIdentifier& digestId = aSigningAlgorithm.DigestAlgorithm();
   1.282 +	switch(digestId.Algorithm())
   1.283 +		{
   1.284 +		case EMD2:
   1.285 +			iOut->writeString(_L("MD2"));
   1.286 +			break;
   1.287 +		
   1.288 +		case EMD5:
   1.289 +			iOut->writeString(_L("MD5"));
   1.290 +			break;
   1.291 +		
   1.292 +		case ESHA1:
   1.293 +			iOut->writeString(_L("SHA1"));
   1.294 +			break;
   1.295 +		
   1.296 +		default:
   1.297 +			User::Panic(_L("CertWriter"), 1);
   1.298 +			break;
   1.299 +		}
   1.300 +	iOut->writeNewLine();
   1.301 +	}
   1.302 +
   1.303 +EXPORT_C void CertWriter::ShowSerialNumber(const TPtrC8& aSerialNumber)
   1.304 +	{
   1.305 +	iOut->writeString(_L("Serial Number = "));
   1.306 +	iOut->writeOctetStringL(aSerialNumber);
   1.307 +	iOut->writeNewLine();
   1.308 +	}
   1.309 +
   1.310 +//dn display code
   1.311 +EXPORT_C void CertWriter::ShowAVA(const CX520AttributeTypeAndValue& aAva)
   1.312 +	{
   1.313 +	iOut->writeString(aAva.Type());
   1.314 +	HBufC* val = aAva.ValueL();
   1.315 +	CleanupStack::PushL(val);
   1.316 +	iOut->writeString(_L(" = "));
   1.317 +	iOut->writeString(val->Des());
   1.318 +	CleanupStack::PopAndDestroy();
   1.319 +	}
   1.320 +
   1.321 +EXPORT_C void CertWriter::ShowDN(const CX500DistinguishedName& aName)
   1.322 +	{
   1.323 +	iOut->writeNewLine();
   1.324 +	TInt count = aName.Count();
   1.325 +	for (TInt i = 0; i < count; i++)
   1.326 +		{
   1.327 +  		const CX520AttributeTypeAndValue& ava = aName.Element(i);
   1.328 +		iOut->writeSpaces(4);
   1.329 +		ShowAVA(ava);
   1.330 +		iOut->writeNewLine();
   1.331 +		}
   1.332 +	}
   1.333 +
   1.334 +EXPORT_C void CertWriter::ShowAKI(const CX509Certificate& aCert)
   1.335 +	{
   1.336 +	const CX509CertExtension* akiExt = aCert.Extension(KAuthorityKeyId);
   1.337 +	if (akiExt)
   1.338 +		{
   1.339 +		iOut->writeString(_L("Authority Key ID = "));
   1.340 +		iOut->writeNewLine();
   1.341 +		const CX509AuthorityKeyIdExt* ext = CX509AuthorityKeyIdExt::NewLC(akiExt->Data());
   1.342 +		const CArrayPtrFlat<CX509GeneralName>& authorityName = ext->AuthorityName();
   1.343 +		TInt count = authorityName.Count();
   1.344 +		if (count > 0)
   1.345 +			{
   1.346 +			iOut->writeSpaces(4);
   1.347 +			iOut->writeString(_L("Authority name = "));
   1.348 +			iOut->writeNewLine();
   1.349 +			for (TInt i = 0; i < count; i++)
   1.350 +				{
   1.351 +				ShowGN(*(authorityName.At(i)));
   1.352 +				}
   1.353 +			}
   1.354 +		if (ext->AuthorityCertSerialNumber().Length() > 0)
   1.355 +			{
   1.356 +			iOut->writeSpaces(4);
   1.357 +			iOut->writeString(_L("Authority cert serial no = "));
   1.358 +			iOut->writeOctetStringL(ext->AuthorityCertSerialNumber());
   1.359 +			iOut->writeNewLine();
   1.360 +			}
   1.361 +		iOut->writeSpaces(4);
   1.362 +		iOut->writeString(_L("Key Id = "));
   1.363 +		iOut->writeOctetStringL(ext->KeyId());
   1.364 +		iOut->writeNewLine();
   1.365 +		CleanupStack::PopAndDestroy();
   1.366 +		}
   1.367 +	}
   1.368 +
   1.369 +EXPORT_C void CertWriter::ShowSKI(const CX509Certificate& aCert)
   1.370 +	{
   1.371 +	const CX509CertExtension* skiExt = aCert.Extension(KSubjectKeyId);
   1.372 +	if (skiExt)
   1.373 +		{
   1.374 +		iOut->writeString(_L("Subject Key ID = "));
   1.375 +		iOut->writeNewLine();
   1.376 +		const CX509SubjectKeyIdExt* ext = CX509SubjectKeyIdExt::NewLC(skiExt->Data());
   1.377 +		iOut->writeSpaces(4);
   1.378 +		iOut->writeString(_L("Key Id = "));
   1.379 +		iOut->writeOctetStringL(ext->KeyId());
   1.380 +		iOut->writeNewLine();
   1.381 +		CleanupStack::PopAndDestroy();
   1.382 +		}
   1.383 +	}
   1.384 +
   1.385 +EXPORT_C void CertWriter::ShowGN(const CX509GeneralName& aName)
   1.386 +	{
   1.387 +	iOut->writeSpaces(4);
   1.388 +	switch(aName.Tag())
   1.389 +		{
   1.390 +		case 1:
   1.391 +			{
   1.392 +			//rfc822
   1.393 +			CX509RFC822NameSubtree* email = CX509RFC822NameSubtree::NewLC(aName.Data());
   1.394 +			iOut->writeString(email->Name());
   1.395 +			iOut->writeNewLine();
   1.396 +			CleanupStack::PopAndDestroy();//email
   1.397 +			break;
   1.398 +			}
   1.399 +		case 2:
   1.400 +			{
   1.401 +			//dns name
   1.402 +			CX509DNSNameSubtree* dns = CX509DNSNameSubtree::NewLC(aName.Data());
   1.403 +			iOut->writeString(dns->Name());
   1.404 +			CleanupStack::PopAndDestroy();//dns
   1.405 +			break;
   1.406 +			}
   1.407 +		case 4:
   1.408 +			{
   1.409 +			//DN
   1.410 +			CX500DistinguishedName* dN = CX500DistinguishedName::NewLC(aName.Data());
   1.411 +			ShowDN(*dN);
   1.412 +			CleanupStack::PopAndDestroy();
   1.413 +			break;
   1.414 +			}
   1.415 +		case 6:
   1.416 +			{
   1.417 +			//uri
   1.418 +			CX509IPBasedURI* uri = CX509IPBasedURI::NewLC(aName.Data());
   1.419 +			iOut->writeString(uri->Name());
   1.420 +			iOut->writeNewLine();
   1.421 +			iOut->writeString(_L("Host="));
   1.422 +			iOut->writeString(uri->Host().Name());
   1.423 +			iOut->writeNewLine();
   1.424 +			CleanupStack::PopAndDestroy();//uri
   1.425 +			break;
   1.426 +			}
   1.427 +		case 7:
   1.428 +			{
   1.429 +			CX509IPAddress* ip = CX509IPAddress::NewLC(aName.Data());
   1.430 +			TPtrC8 addressStr(ip->Address());
   1.431 +			// IPv6 output not implemented yet
   1.432 +			iOut->write(_L("IP=%d.%d.%d.%d"), addressStr[0], addressStr[1], addressStr[2], addressStr[3]);
   1.433 +			iOut->writeNewLine();			
   1.434 +			CleanupStack::PopAndDestroy();
   1.435 +			break;
   1.436 +			}
   1.437 +		}
   1.438 +	}
   1.439 +
   1.440 +
   1.441 +EXPORT_C void CertWriter::ShowFingerprint(const CX509Certificate& aCertificate)
   1.442 +	{
   1.443 +	iOut->writeString(_L("Fingerprint:"));
   1.444 +	iOut->writeNewLine();
   1.445 +	iOut->writeOctetString(aCertificate.Fingerprint());
   1.446 +	iOut->writeNewLine();
   1.447 +	}
   1.448 +
   1.449 +EXPORT_C void CertWriter::ShowValidityPeriod(const CX509Certificate& aCertificate)
   1.450 +	{
   1.451 +	const CValidityPeriod& vp = aCertificate.ValidityPeriod();
   1.452 +	iOut->writeString(_L("Validity Period = "));
   1.453 +	iOut->writeNewLine();
   1.454 +	const TTime& start = vp.Start();
   1.455 +	const TTime& finish = vp.Finish();
   1.456 +	TBuf<30> dateString1;
   1.457 +	start.FormatL(dateString1,(_L("%H%:1%T:%S %*E%*D %X%*N%Y %1 %2 %3")));
   1.458 +
   1.459 +	iOut->writeSpaces(4);
   1.460 +	iOut->writeString(_L("Valid From = "));
   1.461 +	iOut->writeString(dateString1);
   1.462 +	iOut->writeNewLine();
   1.463 +
   1.464 +	TBuf<30> dateString2;
   1.465 +	finish.FormatL(dateString2,(_L("%H%:1%T:%S %*E%*D %X%*N%Y %1 %2 %3")));
   1.466 +
   1.467 +	iOut->writeSpaces(4);
   1.468 +	iOut->writeString(_L("Valid Until = "));
   1.469 +
   1.470 +	iOut->writeString(dateString2);
   1.471 +	iOut->writeNewLine();
   1.472 +	}
   1.473 +
   1.474 +//extensions
   1.475 +EXPORT_C void CertWriter::ShowExtensions(const CX509Certificate& aCertificate)
   1.476 +	{
   1.477 +	const CArrayPtrFlat<CX509CertExtension>& exts = aCertificate.Extensions();
   1.478 +	TInt count = exts.Count();
   1.479 +	for (TInt i = 0; i < count; i++)
   1.480 +		{
   1.481 +		const CX509CertExtension* ext = exts.At(i);
   1.482 +		iOut->writeString(_L("extension"));
   1.483 +		iOut->writeNum(i);
   1.484 +		if (!(ext->Critical()))
   1.485 +			{
   1.486 +			iOut->writeString(_L(" not"));
   1.487 +			}
   1.488 +		iOut->writeString(_L(" critical"));
   1.489 +		iOut->writeString(_L(" ID = "));
   1.490 +		TPtrC id(ext->Id());
   1.491 +		iOut->writeString(id);
   1.492 +		iOut->writeNewLine();
   1.493 +		if (id == KBasicConstraints)
   1.494 +			{
   1.495 +			ShowBC(*ext);
   1.496 +			}
   1.497 +		if (id == KSubjectAltName)
   1.498 +			{
   1.499 +			iOut->writeString(_L("SubjectAltName: "));
   1.500 +			iOut->writeNewLine();
   1.501 +			ShowAltName(*ext);
   1.502 +			}
   1.503 +		if (id == KIssuerAltName)
   1.504 +			{
   1.505 +			iOut->writeString(_L("IssuerAltName: "));
   1.506 +			iOut->writeNewLine();
   1.507 +			ShowAltName(*ext);
   1.508 +			}
   1.509 +		if (id == KKeyUsage)
   1.510 +			{
   1.511 +			ShowKU(*ext);
   1.512 +			}
   1.513 +		if (id == KNameConstraints)
   1.514 +			{
   1.515 +			ShowNC(*ext);
   1.516 +			}
   1.517 +		if (id == KPolicyConstraints)
   1.518 +			{
   1.519 +			ShowPC(*ext);
   1.520 +			}
   1.521 +		if (id == KCertPolicies)
   1.522 +			{
   1.523 +			ShowCP(*ext);
   1.524 +			}
   1.525 +		if (id == KPolicyMapping)
   1.526 +			{
   1.527 +			ShowPM(*ext);
   1.528 +			}
   1.529 +		if (id == KAuthorityKeyId)
   1.530 +			{
   1.531 +			ShowAKI(aCertificate);
   1.532 +			}
   1.533 +		if (id == KSubjectKeyId)
   1.534 +			{
   1.535 +			ShowSKI(aCertificate);
   1.536 +			}
   1.537 +		if (id == KExtendedKeyUsage)
   1.538 +			{
   1.539 +			ShowEKU(*ext);
   1.540 +			}
   1.541 +		}
   1.542 +	}
   1.543 +
   1.544 +EXPORT_C void CertWriter::ShowBC(const CX509CertExtension& aExt)
   1.545 +	{
   1.546 +	iOut->writeString(_L("Basic Constraints:"));
   1.547 +	iOut->writeNewLine();
   1.548 +	CX509BasicConstraintsExt* ext = CX509BasicConstraintsExt::NewLC(aExt.Data());
   1.549 +	if (ext->IsCA())
   1.550 +		{
   1.551 +		iOut->writeSpaces(4);
   1.552 +		iOut->writeString(_L("CA cert"));
   1.553 +		iOut->writeNewLine();
   1.554 +		if (ext->MaxChainLength() < KMaxTInt)
   1.555 +			{
   1.556 +			iOut->writeSpaces(4);
   1.557 +			iOut->writeString(_L("Max Chain Length = "));
   1.558 +			iOut->writeNum(ext->MaxChainLength());
   1.559 +			iOut->writeNewLine();
   1.560 +			}
   1.561 +		}
   1.562 +	else
   1.563 +		{
   1.564 +		iOut->writeSpaces(4);
   1.565 +		iOut->writeString(_L("EE cert"));
   1.566 +		iOut->writeNewLine();
   1.567 +		}
   1.568 +	CleanupStack::PopAndDestroy();
   1.569 +	}
   1.570 +
   1.571 +EXPORT_C void CertWriter::ShowAltName(const CX509CertExtension& aExt)
   1.572 +	{
   1.573 +	CX509AltNameExt* ext = CX509AltNameExt::NewLC(aExt.Data());
   1.574 +	const CArrayPtrFlat<CX509GeneralName>& names = ext->AltName();
   1.575 +	TInt count = names.Count();
   1.576 +	for (TInt i = 0; i < count; i++)
   1.577 +		{
   1.578 +		ShowGN(*(names.At(i)));
   1.579 +		}
   1.580 +	CleanupStack::PopAndDestroy();
   1.581 +	}
   1.582 +
   1.583 +
   1.584 +_LIT(KDigSig, "digital signature");
   1.585 +_LIT(KNonRep, "non-repudiation");
   1.586 +_LIT(KKeyEnc, "key encipherment");
   1.587 +_LIT(KDataEnc, "data encipherment");
   1.588 +_LIT(KKeyAgree, "key agreement");
   1.589 +_LIT(KCertSign, "key cert sign");
   1.590 +_LIT(KCRLSign, "crl sign");
   1.591 +_LIT(KEnciph, "encipher only");
   1.592 +_LIT(KDeciph, "decipher only");
   1.593 +
   1.594 +EXPORT_C void CertWriter::ShowKU(const CX509CertExtension& aExt)
   1.595 +	{
   1.596 +	iOut->writeString(_L("Key Usage:"));
   1.597 +	iOut->writeNewLine();
   1.598 +	CX509KeyUsageExt* ext = CX509KeyUsageExt::NewLC(aExt.Data());
   1.599 +		if (ext->IsSet(EX509DigitalSignature))
   1.600 +			{
   1.601 +			iOut->writeSpaces(4);
   1.602 +			iOut->writeString(KDigSig);
   1.603 +			iOut->writeNewLine();
   1.604 +			}
   1.605 +		if (ext->IsSet(EX509NonRepudiation))
   1.606 +			{
   1.607 +			iOut->writeSpaces(4);
   1.608 +			iOut->writeString(KNonRep);
   1.609 +			iOut->writeNewLine();
   1.610 +			}
   1.611 +		if (ext->IsSet(EX509KeyEncipherment))
   1.612 +			{
   1.613 +			iOut->writeSpaces(4);
   1.614 +			iOut->writeString(KKeyEnc);
   1.615 +			iOut->writeNewLine();
   1.616 +			}
   1.617 +		if (ext->IsSet(EX509DataEncipherment))
   1.618 +			{
   1.619 +			iOut->writeSpaces(4);
   1.620 +			iOut->writeString(KDataEnc);
   1.621 +			iOut->writeNewLine();
   1.622 +			}
   1.623 +		if (ext->IsSet(EX509KeyAgreement))
   1.624 +			{
   1.625 +			iOut->writeSpaces(4);
   1.626 +			iOut->writeString(KKeyAgree);
   1.627 +			iOut->writeNewLine();
   1.628 +			}
   1.629 +		if (ext->IsSet(EX509KeyCertSign))
   1.630 +			{
   1.631 +			iOut->writeSpaces(4);
   1.632 +			iOut->writeString(KCertSign);
   1.633 +			iOut->writeNewLine();
   1.634 +			}
   1.635 +		if (ext->IsSet(EX509CRLSign))
   1.636 +			{
   1.637 +			iOut->writeSpaces(4);
   1.638 +			iOut->writeString(KCRLSign);
   1.639 +			iOut->writeNewLine();
   1.640 +			}
   1.641 +		if (ext->IsSet(EX509EncipherOnly))
   1.642 +			{
   1.643 +			iOut->writeSpaces(4);
   1.644 +			iOut->writeString(KEnciph);
   1.645 +			iOut->writeNewLine();
   1.646 +			}
   1.647 +		if (ext->IsSet(EX509DecipherOnly))
   1.648 +			{
   1.649 +			iOut->writeSpaces(4);
   1.650 +			iOut->writeString(KDeciph);
   1.651 +			iOut->writeNewLine();
   1.652 +			}		
   1.653 +	CleanupStack::PopAndDestroy();//ext
   1.654 +	}
   1.655 +
   1.656 +EXPORT_C void CertWriter::ShowSubtrees(const CArrayPtrFlat<CX509GeneralSubtree>& aSubtrees)
   1.657 +	{
   1.658 +	TInt count = aSubtrees.Count();
   1.659 +	for (TInt i = 0; i < count; i++)
   1.660 +		{
   1.661 +		const CX509GeneralSubtree* subtree = aSubtrees.At(i);
   1.662 +		ShowGN(subtree->Name());
   1.663 +		///!!!!!don't write these outFile either!!
   1.664 +		}
   1.665 +	}
   1.666 +
   1.667 +EXPORT_C void CertWriter::ShowNC(const CX509CertExtension& aExt)
   1.668 +	{//!!!!don't write these outFile
   1.669 +
   1.670 +	CX509NameConstraintsExt* ext = CX509NameConstraintsExt::NewLC(aExt.Data());
   1.671 +	ShowSubtrees(ext->ExcludedSubtrees());
   1.672 +	ShowSubtrees(ext->PermittedSubtrees());
   1.673 +	CleanupStack::PopAndDestroy();
   1.674 +	}
   1.675 +
   1.676 +EXPORT_C void CertWriter::ShowPC(const CX509CertExtension& /*aExt*/)
   1.677 +	{//!!!!don't write these outFile
   1.678 +//	CX509PolicyConstraintsExt* ext = CX509PolicyConstraintsExt::NewLC(aExt.Data());
   1.679 +//	TX509PolicyConstraint required = ext->ExplicitPolicyRequired();
   1.680 +//	TX509PolicyConstraint mapping = ext->InhibitPolicyMapping();
   1.681 +//	CleanupStack::PopAndDestroy();
   1.682 +	}
   1.683 +
   1.684 +EXPORT_C void CertWriter::ShowCP(const CX509CertExtension& aExt)
   1.685 +	{
   1.686 +	iOut->writeString(_L("Cert Policies = "));
   1.687 +	iOut->writeNewLine();
   1.688 +
   1.689 +	CX509CertPoliciesExt* ext = CX509CertPoliciesExt::NewLC(aExt.Data());
   1.690 +	const CArrayPtrFlat<CX509CertPolicyInfo>& policies = ext->Policies();
   1.691 +	TInt count = policies.Count();
   1.692 +	for (TInt i = 0; i < count; i++)
   1.693 +		{
   1.694 +		const CX509CertPolicyInfo* policy = policies.At(i);
   1.695 +		
   1.696 +		iOut->writeSpaces(4);
   1.697 +		iOut->writeString(_L("Policy ID = "));
   1.698 +		iOut->writeString(policy->Id());
   1.699 +		iOut->writeNewLine();
   1.700 +		const CArrayPtrFlat<CX509PolicyQualifierInfo>& qualifiers = policy->Qualifiers();
   1.701 +		TInt qCount = qualifiers.Count();
   1.702 +
   1.703 +		if (qCount > 0)
   1.704 +			{
   1.705 +
   1.706 +			iOut->writeSpaces(4);
   1.707 +			iOut->writeString(_L("Qualified by: "));
   1.708 +			iOut->writeNewLine();
   1.709 +			}
   1.710 +
   1.711 +		for (TInt i = 0; i < qCount; i++)
   1.712 +			{
   1.713 +			iOut->writeSpaces(8);
   1.714 +			iOut->writeString(_L("Qualifier ID = "));
   1.715 +			iOut->writeString(policy->Id());
   1.716 +			iOut->writeNewLine();
   1.717 +			}
   1.718 +		}
   1.719 +	CleanupStack::PopAndDestroy();//ext
   1.720 +	}
   1.721 +
   1.722 +EXPORT_C void CertWriter::ShowPM(const CX509CertExtension& aExt)
   1.723 +	{
   1.724 +	iOut->writeString(_L("Policy Mappings = "));
   1.725 +	CX509PolicyMappingExt* ext = CX509PolicyMappingExt::NewLC(aExt.Data());
   1.726 +	const CArrayPtrFlat<CX509PolicyMapping>& mappings = ext->Mappings();
   1.727 +	TInt count = mappings.Count();
   1.728 +	for (TInt i = 0; i < count; i++)
   1.729 +		{
   1.730 +		const CX509PolicyMapping* mapping = mappings.At(i);
   1.731 +		iOut->writeString(_L("Issuer Policy = "));
   1.732 +		iOut->writeString(mapping->IssuerPolicy());
   1.733 +		iOut->writeNewLine();
   1.734 +		iOut->writeString(_L("Subject Policy = "));
   1.735 +		iOut->writeString(mapping->SubjectPolicy());
   1.736 +		iOut->writeNewLine();
   1.737 +		}
   1.738 +	iOut->writeNewLine();
   1.739 +	CleanupStack::PopAndDestroy();
   1.740 +	}
   1.741 +
   1.742 +
   1.743 +EXPORT_C void CertWriter::ShowEKU(const CX509CertExtension& aExt)
   1.744 +	{
   1.745 +	iOut->writeString(_L("Extended Key Usage = "));
   1.746 +	iOut->writeNewLine();
   1.747 +
   1.748 +	CX509ExtendedKeyUsageExt* ext = CX509ExtendedKeyUsageExt::NewLC(aExt.Data());
   1.749 +	const CArrayPtrFlat<HBufC>& usages = ext->KeyUsages();
   1.750 +	TInt count = usages.Count();
   1.751 +	for (TInt i = 0; i < count; i++)
   1.752 +		{
   1.753 +		iOut->writeSpaces(4);
   1.754 +		iOut->writeString(usages.At(i)->Des());
   1.755 +		iOut->writeNewLine();
   1.756 +		}
   1.757 +	CleanupStack::PopAndDestroy();
   1.758 +	}
   1.759 +
   1.760 +EXPORT_C void CertWriter::ShowSignature(const CX509Certificate& aCert)
   1.761 +	{
   1.762 +	iOut->writeString(_L("Signature:"));
   1.763 +	iOut->writeNewLine();
   1.764 +	const TPtrC8 sig = aCert.Signature();
   1.765 +	iOut->writeOctetStringL(sig);
   1.766 +	iOut->writeNewLine();
   1.767 +	}
   1.768 +
   1.769 +void CertWriter::CalculateSignature(const CX509Certificate& aCert)
   1.770 +	{
   1.771 +	TBool res = EFalse;;
   1.772 +	TRAPD(err, res = aCert.VerifySignatureL(aCert.PublicKey().KeyData()));
   1.773 +	if (err != KErrNone)
   1.774 +		{
   1.775 +		iOut->writeString(_L("\nsignature verification could not be performed\n"));
   1.776 +		if (err != KErrArgument)
   1.777 +			{
   1.778 +			User::Leave(err);
   1.779 +			}
   1.780 +		}
   1.781 +	else
   1.782 +		{
   1.783 +		if (res)
   1.784 +			{
   1.785 +			iOut->writeString(_L("\nself-signed\n"));
   1.786 +			}
   1.787 +		else
   1.788 +			{
   1.789 +			iOut->writeString(_L("\n not self-signed\n"));
   1.790 +			}
   1.791 +		}
   1.792 +	}
   1.793 +
   1.794 +EXPORT_C TBool CertWriter::IsSelfSigned(const CX509Certificate& aCert)
   1.795 +	{
   1.796 +	TBool res = EFalse;
   1.797 +	const CX500DistinguishedName& subject = aCert.SubjectName();
   1.798 +	if (subject.Count() > 0)
   1.799 +		{
   1.800 +		res = subject.ExactMatchL(aCert.IssuerName());
   1.801 +		}
   1.802 +	else
   1.803 +		{
   1.804 +		const CX509CertExtension* subjectExt = aCert.Extension(KIssuerAltName);
   1.805 +		const CX509CertExtension* issuerExt = aCert.Extension(KSubjectAltName);
   1.806 +		if ((!subjectExt) || (!issuerExt))
   1.807 +			{
   1.808 +			}
   1.809 +		else
   1.810 +			{
   1.811 +			const CX509AltNameExt* issuerAltName = CX509AltNameExt::NewLC(subjectExt->Data());
   1.812 +			const CX509AltNameExt* subjectAltName = CX509AltNameExt::NewLC(issuerExt->Data());
   1.813 +			if (subjectAltName->Match(*issuerAltName))
   1.814 +				{
   1.815 +				res = ETrue;
   1.816 +				}
   1.817 +			CleanupStack::PopAndDestroy(2);//subjectAltName, issuerAltName
   1.818 +			}		
   1.819 +		}
   1.820 +	return res;
   1.821 +	}
   1.822 +/*		EVersionNumber = 0,
   1.823 +		ESerialNumber = 1,
   1.824 +		EAlgorithmId = 2,
   1.825 +		EIssuerName = 3,
   1.826 +		EValidityPeriod = 4,
   1.827 +		ESubjectName = 5,
   1.828 +		ESubjectPublicKeyInfo = 6,
   1.829 +		EIssuerUID = 7,
   1.830 +		ESubjectUID = 8,
   1.831 +		EExtensionList = 9
   1.832 +*/
   1.833 +void CertWriter::WriteEncodings(const CX509Certificate& aCertificate)
   1.834 +	{
   1.835 +	iOut->writeString(_L("Version:"));
   1.836 +	iOut->writeNewLine();
   1.837 +	WriteEncoding(aCertificate, CX509Certificate::EVersionNumber);
   1.838 +	iOut->writeNewLine();
   1.839 +
   1.840 +	iOut->writeString(_L("Serial Number:"));
   1.841 +	iOut->writeNewLine();
   1.842 +	WriteEncoding(aCertificate, CX509Certificate::ESerialNumber);
   1.843 +	iOut->writeNewLine();
   1.844 +
   1.845 +	iOut->writeString(_L("Algorithm:"));
   1.846 +	iOut->writeNewLine();
   1.847 +	WriteEncoding(aCertificate, CX509Certificate::EAlgorithmId);
   1.848 +	iOut->writeNewLine();
   1.849 +
   1.850 +	iOut->writeString(_L("Issuer:"));
   1.851 +	iOut->writeNewLine();
   1.852 +	WriteEncoding(aCertificate, CX509Certificate::EIssuerName);
   1.853 +	iOut->writeNewLine();
   1.854 +
   1.855 +	iOut->writeString(_L("Validity:"));
   1.856 +	iOut->writeNewLine();
   1.857 +	WriteEncoding(aCertificate, CX509Certificate::EValidityPeriod);
   1.858 +	iOut->writeNewLine();
   1.859 +
   1.860 +	iOut->writeString(_L("Subject:"));
   1.861 +	iOut->writeNewLine();
   1.862 +	WriteEncoding(aCertificate, CX509Certificate::ESubjectName);
   1.863 +	iOut->writeNewLine();
   1.864 +
   1.865 +	iOut->writeString(_L("Public Key:"));
   1.866 +	iOut->writeNewLine();
   1.867 +	WriteEncoding(aCertificate, CX509Certificate::ESubjectPublicKeyInfo);
   1.868 +	iOut->writeNewLine();
   1.869 +
   1.870 +	iOut->writeString(_L("Issuer ID:"));
   1.871 +	iOut->writeNewLine();
   1.872 +	WriteEncoding(aCertificate, CX509Certificate::EIssuerUID);
   1.873 +	iOut->writeNewLine();
   1.874 +	
   1.875 +	iOut->writeString(_L("Subject ID:"));
   1.876 +	iOut->writeNewLine();
   1.877 +	WriteEncoding(aCertificate, CX509Certificate::ESubjectUID);
   1.878 +	iOut->writeNewLine();
   1.879 +
   1.880 +	iOut->writeString(_L("Extensions:"));
   1.881 +	iOut->writeNewLine();
   1.882 +	WriteEncoding(aCertificate, CX509Certificate::EExtensionList);
   1.883 +	iOut->writeNewLine();
   1.884 +	}
   1.885 +
   1.886 +void CertWriter::WriteEncoding(const CX509Certificate& aCertificate, const TUint aIndex)
   1.887 +	{
   1.888 +	if (aCertificate.DataElementEncoding(aIndex))
   1.889 +		{
   1.890 +		iOut->writeOctetStringL(*(aCertificate.DataElementEncoding(aIndex)));
   1.891 +		}
   1.892 +	}