moparisthebest/open-keychain
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Code Issues Releases Wiki Activity

preserve keys that we don\'t use in the app

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This commit is contained in:
Ashley Hughes 2014-02-04 01:18:54 +00:00
parent 64aa2b7701
commit fe3db8f0e6
2 changed files with 32 additions and 13 deletions
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27
OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpKeyHelper.java
View File

@ -209,9 +209,8 @@ public class PgpKeyHelper {
Calendar calendar = GregorianCalendar.getInstance();
calendar.setTime(creationDate);
calendar.add(Calendar.DATE, key.getValidDays());
Date expiryDate = calendar.getTime();
return expiryDate;
return calendar.getTime();
}
public static Date getExpiryDate(PGPSecretKey key) {
@ -291,6 +290,28 @@ public class PgpKeyHelper {
return userId;
}
public static int getKeyUsage(PGPSecretKey key)
{
return getKeyUsage(key.getPublicKey());
}
@SuppressWarnings("unchecked")
private static int getKeyUsage(PGPPublicKey key) {
int usage = 0;
if (key.getVersion() >= 4) {
for (PGPSignature sig : new IterableIterator<PGPSignature>(key.getSignatures())) {
if (key.isMasterKey() && sig.getKeyID() != key.getKeyID()) continue;
PGPSignatureSubpacketVector hashed = sig.getHashedSubPackets();
if (hashed != null) usage |= hashed.getKeyFlags();
PGPSignatureSubpacketVector unhashed = sig.getUnhashedSubPackets();
if (unhashed != null) usage |= unhashed.getKeyFlags();
}
}
return usage;
}
@SuppressWarnings("unchecked")
public static boolean isEncryptionKey(PGPPublicKey key) {
if (!key.isEncryptionKey()) {
@ -440,7 +461,7 @@ public class PgpKeyHelper {
}
public static String getAlgorithmInfo(int algorithm, int keySize) {
String algorithmStr = null;
String algorithmStr;
switch (algorithm) {
case PGPPublicKey.RSA_ENCRYPT:

18
OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java
View File

@ -66,6 +66,7 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener {
CheckBox mChkSign;
CheckBox mChkEncrypt;
CheckBox mChkAuthenticate;
int mUsage;
private int mDatePickerResultCount = 0;
private DatePickerDialog.OnDateSetListener mExpiryDateSetListener = new DatePickerDialog.OnDateSetListener() {
@ -189,6 +190,7 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener {
mChkSign.setChecked(PgpKeyHelper.isSigningKey(key));
mChkEncrypt.setChecked(PgpKeyHelper.isEncryptionKey(key));
mChkAuthenticate.setChecked(PgpKeyHelper.isAuthenticationKey(key));
mUsage = PgpKeyHelper.getKeyUsage(key);
// TODO: use usage argument?
GregorianCalendar cal = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
@ -237,17 +239,13 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener {
}
public int getUsage() {
int result = 0; // TODO: preserve other flags
if (mChkCertify.isChecked())
result |= KeyFlags.CERTIFY_OTHER;
if (mChkSign.isChecked()) //TODO: fix what happens when we remove sign flag from master - should still be able to certify
result |= KeyFlags.SIGN_DATA;
if (mChkEncrypt.isChecked())
result |= KeyFlags.ENCRYPT_COMMS | KeyFlags.ENCRYPT_STORAGE;
if (mChkAuthenticate.isChecked())
result |= KeyFlags.AUTHENTICATION;
mUsage = (mUsage & ~KeyFlags.CERTIFY_OTHER) | (mChkCertify.isChecked() ? KeyFlags.CERTIFY_OTHER : 0);
mUsage = (mUsage & ~KeyFlags.SIGN_DATA) | (mChkSign.isChecked() ? KeyFlags.SIGN_DATA : 0);
mUsage = (mUsage & ~KeyFlags.ENCRYPT_COMMS) | (mChkEncrypt.isChecked() ? KeyFlags.ENCRYPT_COMMS : 0);
mUsage = (mUsage & ~KeyFlags.ENCRYPT_STORAGE) | (mChkEncrypt.isChecked() ? KeyFlags.ENCRYPT_STORAGE : 0);
mUsage = (mUsage & ~KeyFlags.AUTHENTICATION) | (mChkAuthenticate.isChecked() ? KeyFlags.AUTHENTICATION : 0);
return result;
return mUsage;
}
}