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file write fixes

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Slavasil
2025-12-03 21:50:30 +03:00
parent 05a257518d
commit 55ad709579
4 changed files with 4 additions and 6 deletions
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2
src/KeyKeeper/PasswordStore/Crypto/KeyDerivation/AesKdf.cs
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@@ -30,7 +30,7 @@ public class AesKdf : MasterKeyDerivationFunction
byte[] key = source.Hash()[..SEED_LENGTH];
byte[] nextKey = new byte[SEED_LENGTH];
Aes cipher = Aes.Create();
cipher.KeySize = SEED_LENGTH;
cipher.KeySize = SEED_LENGTH * 8;
for (int i = 0; i < rounds; ++i)
{
cipher.Key = key;

3
src/KeyKeeper/PasswordStore/Crypto/OuterEncryptionWriter.cs
View File

@@ -85,19 +85,16 @@ public class OuterEncryptionWriter : Stream
public override void Write(ReadOnlySpan<byte> buffer)
{
Console.WriteLine("OE write " + buffer.Length);
int written = 0;
while (written < buffer.Length)
{
if (chunkPosition == currentChunk.Length)
EncryptAndStoreCurrentFullChunk();
int n = Math.Min(buffer.Length, currentChunk.Length - chunkPosition);
Console.WriteLine("OEW: copy " + n + " bytes buffer+" + written + " -> chunk+" + chunkPosition);
buffer.Slice(written, n).CopyTo(new Span<byte>(currentChunk, chunkPosition, n));
written += n;
chunkPosition += n;
position += n;
Console.WriteLine(string.Format("written={} pos={}", written, chunkPosition));
}
}

2
src/KeyKeeper/PasswordStore/PassStoreEntry.cs
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@@ -23,7 +23,7 @@ public abstract class PassStoreEntry
timestamp = (ulong) new DateTimeOffset(ModificationDate.ToUniversalTime()).ToUnixTimeSeconds();
FileFormatUtil.WriteVarUint16(tmp, timestamp);
wr.Write(IconType.ToByteArray());
FileFormatUtil.WriteU8TaggedString(tmp, Name);
FileFormatUtil.WriteU16TaggedString(tmp, Name);
wr.Write(InnerSerialize());
byte[] serializedEntry = tmp.ToArray();
tmp.Dispose();

3
src/KeyKeeper/PasswordStore/PassStoreFileAccessor.cs
View File

@@ -122,6 +122,7 @@ public class PassStoreFileAccessor : IPassStore
{
byte[] randomPadding = new byte[randomPaddingLen];
RandomNumberGenerator.Fill(randomPadding);
file.Write(randomPadding);
}
byte[] masterKey = newHeader.KdfInfo.GetKdf().Derive(options.Key, 32);
@@ -196,7 +197,7 @@ public class PassStoreFileAccessor : IPassStore
),
new AesKdfHeader
(
MAX_AESKDF_ROUNDS,
200000,
aesKdfSeed
)
);