mirror of
https://github.com/moparisthebest/open-keychain
synced 2024-12-25 00:18:51 -05:00
Merge branch 'master' of github.com:open-keychain/open-keychain
This commit is contained in:
Dominik Schürmann
commit
f0487b0ca7
@ -35,7 +35,6 @@ public class OpenPgpSignatureResultBuilder {
|
||||
private boolean mSignatureAvailable = false;
|
||||
private boolean mKnownKey = false;
|
||||
private boolean mValidSignature = false;
|
||||
private boolean mValidKeyBinding = false;
|
||||
private boolean mIsSignatureKeyCertified = false;
|
||||
|
||||
public void signatureOnly(boolean signatureOnly) {
|
||||
@ -58,10 +57,6 @@ public class OpenPgpSignatureResultBuilder {
|
||||
this.mValidSignature = validSignature;
|
||||
}
|
||||
|
||||
public void validKeyBinding(boolean validKeyBinding) {
|
||||
this.mValidKeyBinding = validKeyBinding;
|
||||
}
|
||||
|
||||
public void signatureKeyCertified(boolean isSignatureKeyCertified) {
|
||||
this.mIsSignatureKeyCertified = isSignatureKeyCertified;
|
||||
}
|
||||
@ -77,7 +72,7 @@ public class OpenPgpSignatureResultBuilder {
|
||||
|
||||
// valid sig!
|
||||
if (mKnownKey) {
|
||||
if (mValidKeyBinding && mValidSignature) {
|
||||
if (mValidSignature) {
|
||||
result.setKeyId(mKeyId);
|
||||
result.setUserId(mUserId);
|
||||
|
||||
@ -89,8 +84,7 @@ public class OpenPgpSignatureResultBuilder {
|
||||
result.setStatus(OpenPgpSignatureResult.SIGNATURE_SUCCESS_UNCERTIFIED);
|
||||
}
|
||||
} else {
|
||||
Log.d(Constants.TAG, "Error!\nvalidKeyBinding: " + mValidKeyBinding
|
||||
+ "\nvalidSignature: " + mValidSignature);
|
||||
Log.d(Constants.TAG, "Error! Invalid signature.");
|
||||
result.setStatus(OpenPgpSignatureResult.SIGNATURE_ERROR);
|
||||
}
|
||||
} else {
|
||||
|
||||
@ -122,9 +122,6 @@ public class PgpDecryptVerify {
|
||||
/**
|
||||
* Allow these key ids alone for decryption.
|
||||
* This means only ciphertexts encrypted for one of these private key can be decrypted.
|
||||
*
|
||||
* @param allowedKeyIds
|
||||
* @return
|
||||
*/
|
||||
public Builder setAllowedKeyIds(Set<Long> allowedKeyIds) {
|
||||
this.mAllowedKeyIds = allowedKeyIds;
|
||||
@ -496,10 +493,7 @@ public class PgpDecryptVerify {
|
||||
|
||||
// Verify signature and check binding signatures
|
||||
boolean validSignature = signature.verify(messageSignature);
|
||||
boolean validKeyBinding = signingRing.verifySubkeyBinding(signingKey);
|
||||
|
||||
signatureResultBuilder.validSignature(validSignature);
|
||||
signatureResultBuilder.validKeyBinding(validKeyBinding);
|
||||
}
|
||||
}
|
||||
|
||||
@ -643,10 +637,8 @@ public class PgpDecryptVerify {
|
||||
|
||||
// Verify signature and check binding signatures
|
||||
boolean validSignature = signature.verify();
|
||||
boolean validKeyBinding = signingRing.verifySubkeyBinding(signingKey);
|
||||
|
||||
signatureResultBuilder.validSignature(validSignature);
|
||||
signatureResultBuilder.validKeyBinding(validKeyBinding);
|
||||
}
|
||||
|
||||
result.setSignatureResult(signatureResultBuilder.build());
|
||||
@ -657,10 +649,6 @@ public class PgpDecryptVerify {
|
||||
|
||||
/**
|
||||
* Mostly taken from ClearSignedFileProcessor in Bouncy Castle
|
||||
*
|
||||
* @param sig
|
||||
* @param line
|
||||
* @throws SignatureException
|
||||
*/
|
||||
private static void processLine(PGPSignature sig, byte[] line)
|
||||
throws SignatureException {
|
||||
|
||||
@ -1,24 +1,16 @@
|
||||
package org.sufficientlysecure.keychain.pgp;
|
||||
|
||||
import org.spongycastle.bcpg.ArmoredOutputStream;
|
||||
import org.spongycastle.bcpg.SignatureSubpacketTags;
|
||||
import org.spongycastle.openpgp.PGPException;
|
||||
import org.spongycastle.openpgp.PGPKeyRing;
|
||||
import org.spongycastle.openpgp.PGPObjectFactory;
|
||||
import org.spongycastle.openpgp.PGPPublicKey;
|
||||
import org.spongycastle.openpgp.PGPPublicKeyRing;
|
||||
import org.spongycastle.openpgp.PGPSignature;
|
||||
import org.spongycastle.openpgp.PGPSignatureList;
|
||||
import org.spongycastle.openpgp.PGPSignatureSubpacketVector;
|
||||
import org.spongycastle.openpgp.operator.jcajce.JcaPGPContentVerifierBuilderProvider;
|
||||
import org.sufficientlysecure.keychain.Constants;
|
||||
import org.sufficientlysecure.keychain.pgp.exception.PgpGeneralException;
|
||||
import org.sufficientlysecure.keychain.util.IterableIterator;
|
||||
import org.sufficientlysecure.keychain.util.Log;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.security.SignatureException;
|
||||
import java.util.Arrays;
|
||||
import java.util.Iterator;
|
||||
|
||||
public class WrappedPublicKeyRing extends WrappedKeyRing {
|
||||
@ -70,106 +62,11 @@ public class WrappedPublicKeyRing extends WrappedKeyRing {
|
||||
}
|
||||
return cKey;
|
||||
}
|
||||
// TODO handle with proper exception
|
||||
throw new PgpGeneralException("no encryption key available");
|
||||
}
|
||||
|
||||
public boolean verifySubkeyBinding(WrappedPublicKey cachedSubkey) {
|
||||
boolean validSubkeyBinding = false;
|
||||
boolean validTempSubkeyBinding = false;
|
||||
boolean validPrimaryKeyBinding = false;
|
||||
|
||||
PGPPublicKey masterKey = getRing().getPublicKey();
|
||||
PGPPublicKey subKey = cachedSubkey.getPublicKey();
|
||||
|
||||
// Is this the master key? Match automatically, then.
|
||||
if(Arrays.equals(masterKey.getFingerprint(), subKey.getFingerprint())) {
|
||||
return true;
|
||||
}
|
||||
|
||||
JcaPGPContentVerifierBuilderProvider contentVerifierBuilderProvider =
|
||||
new JcaPGPContentVerifierBuilderProvider()
|
||||
.setProvider(Constants.BOUNCY_CASTLE_PROVIDER_NAME);
|
||||
|
||||
Iterator<PGPSignature> itr = subKey.getSignatures();
|
||||
|
||||
while (itr.hasNext()) { //what does gpg do if the subkey binding is wrong?
|
||||
//gpg has an invalid subkey binding error on key import I think, but doesn't shout
|
||||
//about keys without subkey signing. Can't get it to import a slightly broken one
|
||||
//either, so we will err on bad subkey binding here.
|
||||
PGPSignature sig = itr.next();
|
||||
if (sig.getKeyID() == masterKey.getKeyID() &&
|
||||
sig.getSignatureType() == PGPSignature.SUBKEY_BINDING) {
|
||||
//check and if ok, check primary key binding.
|
||||
try {
|
||||
sig.init(contentVerifierBuilderProvider, masterKey);
|
||||
validTempSubkeyBinding = sig.verifyCertification(masterKey, subKey);
|
||||
} catch (PGPException e) {
|
||||
continue;
|
||||
} catch (SignatureException e) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if (validTempSubkeyBinding) {
|
||||
validSubkeyBinding = true;
|
||||
}
|
||||
if (validTempSubkeyBinding) {
|
||||
validPrimaryKeyBinding = verifyPrimaryKeyBinding(sig.getUnhashedSubPackets(),
|
||||
masterKey, subKey);
|
||||
if (validPrimaryKeyBinding) {
|
||||
break;
|
||||
}
|
||||
validPrimaryKeyBinding = verifyPrimaryKeyBinding(sig.getHashedSubPackets(),
|
||||
masterKey, subKey);
|
||||
if (validPrimaryKeyBinding) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return validSubkeyBinding && validPrimaryKeyBinding;
|
||||
|
||||
}
|
||||
|
||||
static boolean verifyPrimaryKeyBinding(PGPSignatureSubpacketVector pkts,
|
||||
PGPPublicKey masterPublicKey,
|
||||
PGPPublicKey signingPublicKey) {
|
||||
boolean validPrimaryKeyBinding = false;
|
||||
JcaPGPContentVerifierBuilderProvider contentVerifierBuilderProvider =
|
||||
new JcaPGPContentVerifierBuilderProvider()
|
||||
.setProvider(Constants.BOUNCY_CASTLE_PROVIDER_NAME);
|
||||
PGPSignatureList eSigList;
|
||||
|
||||
if (pkts.hasSubpacket(SignatureSubpacketTags.EMBEDDED_SIGNATURE)) {
|
||||
try {
|
||||
eSigList = pkts.getEmbeddedSignatures();
|
||||
} catch (IOException e) {
|
||||
return false;
|
||||
} catch (PGPException e) {
|
||||
return false;
|
||||
}
|
||||
for (int j = 0; j < eSigList.size(); ++j) {
|
||||
PGPSignature emSig = eSigList.get(j);
|
||||
if (emSig.getSignatureType() == PGPSignature.PRIMARYKEY_BINDING) {
|
||||
try {
|
||||
emSig.init(contentVerifierBuilderProvider, signingPublicKey);
|
||||
validPrimaryKeyBinding = emSig.verifyCertification(masterPublicKey, signingPublicKey);
|
||||
if (validPrimaryKeyBinding) {
|
||||
break;
|
||||
}
|
||||
} catch (PGPException e) {
|
||||
continue;
|
||||
} catch (SignatureException e) {
|
||||
continue;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return validPrimaryKeyBinding;
|
||||
}
|
||||
|
||||
public IterableIterator<WrappedPublicKey> publicKeyIterator() {
|
||||
@SuppressWarnings("unchecked")
|
||||
final Iterator<PGPPublicKey> it = getRing().getPublicKeys();
|
||||
return new IterableIterator<WrappedPublicKey>(new Iterator<WrappedPublicKey>() {
|
||||
@Override
|
||||
|
||||
Loading…
Reference in New Issue
Block a user