public void GetKeyIdentifierTest() { // Arrange byte[] derivedKey = new byte[16] { 111, 222, 31, 47, 25, 138, 78, 83, 111, 110, 221, 18, 213, 104, 15, 16 }; byte[] initialCounter = new byte[] { 0xa0, 0xb1, 0xcb, 0xcd, 0xaa, 0xc5, 0x13, 0xb5, 0x58, 0x59, 0x13, 0x2b, 0x33, 0xfd, 0xfe, 0xff }; SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter); SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 256, settingsAES_CTR); string keyIdentifier = "primary"; string filename = "nice.pdf"; byte[] fileContent = new byte[] { 1, 2, 3, 1, 2, byte.MaxValue, 0, 0, 0, 0, 0, 0 }; FileEntry fe = new FileEntry(filename, fileContent); // Act FileEntrySecret fes = new FileEntrySecret(fe, keyIdentifier, skaAES_CTR, derivedKey); // Assert Assert.AreEqual(keyIdentifier, fes.GetKeyIdentifier()); }
private void EditFileInCollection(int zeroBasedIndexNumber, bool isNowSecure, bool wasSecurityModified, string keyIdentifier) { if (wasSecurityModified) { // If file jumps from secure <-> unsecure if (isNowSecure) { this.csc.AddFileEntrySecret(this.derivedPasswords[keyIdentifier], this.csc.files[zeroBasedIndexNumber], keyIdentifier); this.csc.files.RemoveAt(zeroBasedIndexNumber); } else { FileEntrySecret fes = this.csc.fileSecrets[zeroBasedIndexNumber]; byte[] derivedPassword = derivedPasswords[fes.GetKeyIdentifier()]; FileEntry tempFileEntry = new FileEntry(fes.GetFilename(derivedPassword), fes.GetFileContent(derivedPassword)); this.csc.fileSecrets.RemoveAt(zeroBasedIndexNumber); this.csc.files.Add(tempFileEntry); } } else { if (isNowSecure) { // TODO: support key change } } // Editing a file modifies the structure this.isModified = true; this.UpdateMainTitle(this.filePath != null ? this.filePath : untitledTempName); this.GenerateFileSimplifiedsFromCommonSecrets(); }