Examples with KeyTemplate com.google.crypto.tink.proto.KeyTemplate used on opensource projects

Example 96 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class StreamingAeadKeyTemplatesTest method testCreateAesGcmHkdfStreamingKeyTemplate.

@Test
public void testCreateAesGcmHkdfStreamingKeyTemplate() throws Exception {
    // Intentionally using "weird" or invalid values for parameters,
    // to test that the function correctly puts them in the resulting template.
    int mainKeySize = 42;
    int derivedKeySize = 24;
    int ciphertextSegmentSize = 12345;
    HashType hkdfHashType = HashType.SHA512;
    KeyTemplate template = StreamingAeadKeyTemplates.createAesGcmHkdfStreamingKeyTemplate(mainKeySize, hkdfHashType, derivedKeySize, ciphertextSegmentSize);
    assertEquals(new AesGcmHkdfStreamingKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    AesGcmHkdfStreamingKeyFormat format = AesGcmHkdfStreamingKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(mainKeySize, format.getKeySize());
    assertEquals(derivedKeySize, format.getParams().getDerivedKeySize());
    assertEquals(hkdfHashType, format.getParams().getHkdfHashType());
    assertEquals(ciphertextSegmentSize, format.getParams().getCiphertextSegmentSize());
}

Example 97 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class StreamingAeadKeyTemplatesTest method testAes128CtrHmacSha256_1MB.

@Test
public void testAes128CtrHmacSha256_1MB() throws Exception {
    KeyTemplate template = StreamingAeadKeyTemplates.AES128_CTR_HMAC_SHA256_1MB;
    assertEquals(new AesCtrHmacStreamingKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    AesCtrHmacStreamingKeyFormat format = AesCtrHmacStreamingKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(16, format.getKeySize());
    assertEquals(16, format.getParams().getDerivedKeySize());
    assertEquals(HashType.SHA256, format.getParams().getHkdfHashType());
    assertEquals(1048576, format.getParams().getCiphertextSegmentSize());
    assertEquals(HashType.SHA256, format.getParams().getHmacParams().getHash());
    assertEquals(32, format.getParams().getHmacParams().getTagSize());
}

Example 98 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class StreamingAeadKeyTemplatesTest method testAes256GcmHkdf_4KB.

@Test
public void testAes256GcmHkdf_4KB() throws Exception {
    KeyTemplate template = StreamingAeadKeyTemplates.AES256_GCM_HKDF_4KB;
    assertEquals(new AesGcmHkdfStreamingKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    AesGcmHkdfStreamingKeyFormat format = AesGcmHkdfStreamingKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(32, format.getKeySize());
    assertEquals(32, format.getParams().getDerivedKeySize());
    assertEquals(HashType.SHA256, format.getParams().getHkdfHashType());
    assertEquals(4096, format.getParams().getCiphertextSegmentSize());
}

Example 99 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class StreamingAeadKeyTemplatesTest method testCreateAesCtrHmacStreamingKeyTemplate.

@Test
public void testCreateAesCtrHmacStreamingKeyTemplate() throws Exception {
    // Intentionally using "weird" or invalid values for parameters,
    // to test that the function correctly puts them in the resulting template.
    int mainKeySize = 42;
    int derivedKeySize = 24;
    int tagSize = 45;
    int ciphertextSegmentSize = 12345;
    HashType hkdfHashType = HashType.SHA512;
    HashType macHashType = HashType.UNKNOWN_HASH;
    KeyTemplate template = StreamingAeadKeyTemplates.createAesCtrHmacStreamingKeyTemplate(mainKeySize, hkdfHashType, derivedKeySize, macHashType, tagSize, ciphertextSegmentSize);
    assertEquals(new AesCtrHmacStreamingKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    AesCtrHmacStreamingKeyFormat format = AesCtrHmacStreamingKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(mainKeySize, format.getKeySize());
    assertEquals(derivedKeySize, format.getParams().getDerivedKeySize());
    assertEquals(hkdfHashType, format.getParams().getHkdfHashType());
    assertEquals(ciphertextSegmentSize, format.getParams().getCiphertextSegmentSize());
    assertEquals(macHashType, format.getParams().getHmacParams().getHash());
    assertEquals(tagSize, format.getParams().getHmacParams().getTagSize());
}

Example 100 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class StreamingAeadKeyTemplatesTest method testAes128GcmHkdf_4KB.

@Test
public void testAes128GcmHkdf_4KB() throws Exception {
    KeyTemplate template = StreamingAeadKeyTemplates.AES128_GCM_HKDF_4KB;
    assertEquals(new AesGcmHkdfStreamingKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    AesGcmHkdfStreamingKeyFormat format = AesGcmHkdfStreamingKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(16, format.getKeySize());
    assertEquals(16, format.getParams().getDerivedKeySize());
    assertEquals(HashType.SHA256, format.getParams().getHkdfHashType());
    assertEquals(4096, format.getParams().getCiphertextSegmentSize());
}