external/boringssl: Sync to 2c45fa0b90f61b27973fa81893e014fc8c8e8999.

This includes the following changes:

https://boringssl.googlesource.com/boringssl/+log/faa539f877432814d0f2de19846eb99f2ea1e207..2c45fa0b90f61b27973fa81893e014fc8c8e8999

Test: BoringSSL CTS Presubmits
Change-Id: Ie6dc40e0c979168ec73fa1165cbc6e6b83793439
diff --git a/src/crypto/fipsmodule/aes/aes_test.cc b/src/crypto/fipsmodule/aes/aes_test.cc
new file mode 100644
index 0000000..e1e9ca6
--- /dev/null
+++ b/src/crypto/fipsmodule/aes/aes_test.cc
@@ -0,0 +1,190 @@
+/* Copyright (c) 2015, Google Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
+
+#include <stdio.h>
+#include <string.h>
+
+#include <memory>
+#include <vector>
+
+#include <openssl/aes.h>
+#include <openssl/crypto.h>
+
+#include "../../internal.h"
+#include "../../test/file_test.h"
+
+
+static bool TestRaw(FileTest *t) {
+  std::vector<uint8_t> key, plaintext, ciphertext;
+  if (!t->GetBytes(&key, "Key") ||
+      !t->GetBytes(&plaintext, "Plaintext") ||
+      !t->GetBytes(&ciphertext, "Ciphertext")) {
+    return false;
+  }
+
+  if (plaintext.size() != AES_BLOCK_SIZE ||
+      ciphertext.size() != AES_BLOCK_SIZE) {
+    t->PrintLine("Plaintext or Ciphertext not a block size.");
+    return false;
+  }
+
+  AES_KEY aes_key;
+  if (AES_set_encrypt_key(key.data(), 8 * key.size(), &aes_key) != 0) {
+    t->PrintLine("AES_set_encrypt_key failed.");
+    return false;
+  }
+
+  // Test encryption.
+  uint8_t block[AES_BLOCK_SIZE];
+  AES_encrypt(plaintext.data(), block, &aes_key);
+  if (!t->ExpectBytesEqual(block, AES_BLOCK_SIZE, ciphertext.data(),
+                           ciphertext.size())) {
+    t->PrintLine("AES_encrypt gave the wrong output.");
+    return false;
+  }
+
+  // Test in-place encryption.
+  OPENSSL_memcpy(block, plaintext.data(), AES_BLOCK_SIZE);
+  AES_encrypt(block, block, &aes_key);
+  if (!t->ExpectBytesEqual(block, AES_BLOCK_SIZE, ciphertext.data(),
+                           ciphertext.size())) {
+    t->PrintLine("In-place AES_encrypt gave the wrong output.");
+    return false;
+  }
+
+  if (AES_set_decrypt_key(key.data(), 8 * key.size(), &aes_key) != 0) {
+    t->PrintLine("AES_set_decrypt_key failed.");
+    return false;
+  }
+
+  // Test decryption.
+  AES_decrypt(ciphertext.data(), block, &aes_key);
+  if (!t->ExpectBytesEqual(block, AES_BLOCK_SIZE, plaintext.data(),
+                           plaintext.size())) {
+    t->PrintLine("AES_decrypt gave the wrong output.");
+    return false;
+  }
+
+  // Test in-place decryption.
+  OPENSSL_memcpy(block, ciphertext.data(), AES_BLOCK_SIZE);
+  AES_decrypt(block, block, &aes_key);
+  if (!t->ExpectBytesEqual(block, AES_BLOCK_SIZE, plaintext.data(),
+                           plaintext.size())) {
+    t->PrintLine("In-place AES_decrypt gave the wrong output.");
+    return false;
+  }
+
+  return true;
+}
+
+static bool TestKeyWrap(FileTest *t) {
+  // All test vectors use the default IV, so test both with implicit and
+  // explicit IV.
+  //
+  // TODO(davidben): Find test vectors that use a different IV.
+  static const uint8_t kDefaultIV[] = {
+      0xa6, 0xa6, 0xa6, 0xa6, 0xa6, 0xa6, 0xa6, 0xa6,
+  };
+
+  std::vector<uint8_t> key, plaintext, ciphertext;
+  if (!t->GetBytes(&key, "Key") ||
+      !t->GetBytes(&plaintext, "Plaintext") ||
+      !t->GetBytes(&ciphertext, "Ciphertext")) {
+    return false;
+  }
+
+  if (plaintext.size() + 8 != ciphertext.size()) {
+    t->PrintLine("Invalid Plaintext and Ciphertext lengths.");
+    return false;
+  }
+
+  AES_KEY aes_key;
+  if (AES_set_encrypt_key(key.data(), 8 * key.size(), &aes_key) != 0) {
+    t->PrintLine("AES_set_encrypt_key failed.");
+    return false;
+  }
+
+  std::unique_ptr<uint8_t[]> buf(new uint8_t[ciphertext.size()]);
+  if (AES_wrap_key(&aes_key, nullptr /* iv */, buf.get(), plaintext.data(),
+                   plaintext.size()) != static_cast<int>(ciphertext.size()) ||
+      !t->ExpectBytesEqual(buf.get(), ciphertext.size(), ciphertext.data(),
+                           ciphertext.size())) {
+    t->PrintLine("AES_wrap_key with implicit IV failed.");
+    return false;
+  }
+
+  OPENSSL_memset(buf.get(), 0, ciphertext.size());
+  if (AES_wrap_key(&aes_key, kDefaultIV, buf.get(), plaintext.data(),
+                   plaintext.size()) != static_cast<int>(ciphertext.size()) ||
+      !t->ExpectBytesEqual(buf.get(), ciphertext.size(), ciphertext.data(),
+                           ciphertext.size())) {
+    t->PrintLine("AES_wrap_key with explicit IV failed.");
+    return false;
+  }
+
+  if (AES_set_decrypt_key(key.data(), 8 * key.size(), &aes_key) != 0) {
+    t->PrintLine("AES_set_decrypt_key failed.");
+    return false;
+  }
+
+  buf.reset(new uint8_t[plaintext.size()]);
+  if (AES_unwrap_key(&aes_key, nullptr /* iv */, buf.get(), ciphertext.data(),
+                     ciphertext.size()) != static_cast<int>(plaintext.size()) ||
+      !t->ExpectBytesEqual(buf.get(), plaintext.size(), plaintext.data(),
+                           plaintext.size())) {
+    t->PrintLine("AES_unwrap_key with implicit IV failed.");
+    return false;
+  }
+
+  OPENSSL_memset(buf.get(), 0, plaintext.size());
+  if (AES_unwrap_key(&aes_key, kDefaultIV, buf.get(), ciphertext.data(),
+                     ciphertext.size()) != static_cast<int>(plaintext.size()) ||
+      !t->ExpectBytesEqual(buf.get(), plaintext.size(), plaintext.data(),
+                           plaintext.size())) {
+    t->PrintLine("AES_unwrap_key with explicit IV failed.");
+    return false;
+  }
+
+  ciphertext[0] ^= 1;
+  if (AES_unwrap_key(&aes_key, nullptr /* iv */, buf.get(), ciphertext.data(),
+                     ciphertext.size()) != -1) {
+    t->PrintLine("AES_unwrap_key with bad input unexpectedly succeeded.");
+    return false;
+  }
+
+  return true;
+}
+
+static bool TestAES(FileTest *t, void *arg) {
+  if (t->GetParameter() == "Raw") {
+    return TestRaw(t);
+  }
+  if (t->GetParameter() == "KeyWrap") {
+    return TestKeyWrap(t);
+  }
+
+  t->PrintLine("Unknown mode '%s'.", t->GetParameter().c_str());
+  return false;
+}
+
+int main(int argc, char **argv) {
+  CRYPTO_library_init();
+
+  if (argc != 2) {
+    fprintf(stderr, "%s <test file.txt>\n", argv[0]);
+    return 1;
+  }
+
+  return FileTestMain(TestAES, nullptr, argv[1]);
+}