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Code Issues Releases Wiki Activity

progress for signing binary

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This commit is contained in:
Dominik Schürmann 2014-08-11 09:55:24 +02:00
parent 867b89be0a
commit 94b7b1b5d8
1 changed files with 27 additions and 15 deletions
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40
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpSignEncrypt.java
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@ -37,6 +37,7 @@ import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.util.InputData;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.util.ProgressScaler;
import java.io.BufferedReader;
import java.io.IOException;
@ -277,7 +278,7 @@ public class PgpSignEncrypt {
}
try {
signingKey = signingKeyRing.getSigningSubKey();
} catch(PgpGeneralException e) {
} catch (PgpGeneralException e) {
throw new NoSigningKeyException();
}
@ -293,7 +294,7 @@ public class PgpSignEncrypt {
throw new KeyExtractionException();
}
}
updateProgress(R.string.progress_preparing_streams, 5, 100);
updateProgress(R.string.progress_preparing_streams, 2, 100);
/* Initialize PGPEncryptedDataGenerator for later usage */
PGPEncryptedDataGenerator cPk = null;
@ -334,13 +335,13 @@ public class PgpSignEncrypt {
PGPSignatureGenerator signatureGenerator = null;
PGPV3SignatureGenerator signatureV3Generator = null;
if (enableSignature) {
updateProgress(R.string.progress_preparing_signature, 10, 100);
updateProgress(R.string.progress_preparing_signature, 4, 100);
try {
boolean cleartext = mCleartextInput && mEnableAsciiArmorOutput && !enableEncryption;
if (mSignatureForceV3) {
signatureV3Generator = signingKey.getV3SignatureGenerator(
mSignatureHashAlgorithm,cleartext);
mSignatureHashAlgorithm, cleartext);
} else {
signatureGenerator = signingKey.getSignatureGenerator(
mSignatureHashAlgorithm, cleartext);
@ -351,13 +352,15 @@ public class PgpSignEncrypt {
}
}
ProgressScaler progressScaler =
new ProgressScaler(mProgressable, 8, 95, 100);
PGPCompressedDataGenerator compressGen = null;
OutputStream pOut;
OutputStream encryptionOut = null;
BCPGOutputStream bcpgOut;
if (enableEncryption) {
/* actual encryption */
updateProgress(R.string.progress_encrypting, 20, 100);
updateProgress(R.string.progress_encrypting, 8, 100);
encryptionOut = cPk.open(out, new byte[1 << 16]);
@ -398,8 +401,9 @@ public class PgpSignEncrypt {
}
alreadyWritten += length;
if (mData.getSize() != 0) {
updateProgress((int) (20 + (95 - 20) * alreadyWritten / mData.getSize()), 100);
if (mData.getSize() > 0) {
long progress = 100 * alreadyWritten / mData.getSize();
progressScaler.setProgress((int) progress, 100);
}
}
@ -407,7 +411,7 @@ public class PgpSignEncrypt {
} else if (enableSignature && mCleartextInput && mEnableAsciiArmorOutput) {
/* cleartext signature: sign-only of ascii text */
updateProgress(R.string.progress_signing, 40, 100);
updateProgress(R.string.progress_signing, 8, 100);
// write -----BEGIN PGP SIGNED MESSAGE-----
armorOut.beginClearText(mSignatureHashAlgorithm);
@ -422,6 +426,7 @@ public class PgpSignEncrypt {
processLine(reader.readLine(), armorOut, signatureGenerator);
}
// TODO: progress: fake annealing?
while (true) {
String line = reader.readLine();
@ -449,7 +454,7 @@ public class PgpSignEncrypt {
} else if (enableSignature && !mCleartextInput) {
/* sign-only binary (files/data stream) */
updateProgress(R.string.progress_signing, 40, 100);
updateProgress(R.string.progress_signing, 8, 100);
InputStream in = mData.getInputStream();
@ -471,15 +476,22 @@ public class PgpSignEncrypt {
pOut = literalGen.open(bcpgOut, PGPLiteralData.BINARY, "", new Date(),
new byte[1 << 16]);
long alreadyWritten = 0;
int length;
byte[] buffer = new byte[1 << 16];
int n;
while ((n = in.read(buffer)) > 0) {
pOut.write(buffer, 0, n);
while ((length = in.read(buffer)) > 0) {
pOut.write(buffer, 0, length);
if (mSignatureForceV3) {
signatureV3Generator.update(buffer, 0, n);
signatureV3Generator.update(buffer, 0, length);
} else {
signatureGenerator.update(buffer, 0, n);
signatureGenerator.update(buffer, 0, length);
}
alreadyWritten += length;
if (mData.getSize() > 0) {
long progress = 100 * alreadyWritten / mData.getSize();
progressScaler.setProgress((int) progress, 100);
}
}