RSA signature verification and SHA-1/256/512 reference implementation for verified boot.

src/platform/vboot_reference/tests/sha_tests.c

+/* Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* FIPS 180-2 Tests for message digest functions. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "sha.h"
+
+#include "sha_test_vectors.h"
+
+int SHA1_tests(void) {
+  int i, success = 1;
+  uint8_t sha1_digest[SHA1_DIGEST_SIZE];
+  uint8_t* test_inputs[3];
+  test_inputs[0] = (uint8_t *) oneblock_msg;
+  test_inputs[1] = (uint8_t *) multiblock_msg1;
+  test_inputs[2] = (uint8_t *) long_msg;
+
+  for (i = 0; i < 3; i++) {
+    SHA1(test_inputs[i], strlen((char *)test_inputs[i]),
+         sha1_digest);
+    if (!memcmp(sha1_digest, sha1_results[i], SHA1_DIGEST_SIZE)) {
+      fprintf(stderr, "Test vector %d PASSED for SHA-1\n", i+1);
+    }
+    else {
+      fprintf(stderr, "Test vector %d FAILED for SHA-1\n", i+1);
+      success = 0;
+    }
+  }
+  return success;
+}
+
+int SHA256_tests(void) {
+  int i, success = 1;
+  uint8_t sha256_digest[SHA256_DIGEST_SIZE];
+  uint8_t* test_inputs[3];
+  test_inputs[0] = (uint8_t *) oneblock_msg;
+  test_inputs[1] = (uint8_t *) multiblock_msg1;
+  test_inputs[2] = (uint8_t *) long_msg;
+
+  for (i = 0; i < 3; i++) {
+    SHA256(test_inputs[i], strlen((char *)test_inputs[i]),
+           sha256_digest);
+    if (!memcmp(sha256_digest, sha256_results[i], SHA256_DIGEST_SIZE)) {
+      fprintf(stderr, "Test vector %d PASSED for SHA-256\n", i+1);
+    }
+    else {
+      fprintf(stderr, "Test vector %d FAILED for SHA-256\n", i+1);
+      success = 0;
+    }
+  }
+  return success;
+}
+
+int SHA512_tests(void) {
+  int i, success = 1;
+  uint8_t sha512_digest[SHA512_DIGEST_SIZE];
+  uint8_t* test_inputs[3];
+  test_inputs[0] = (uint8_t *) oneblock_msg;
+  test_inputs[1] = (uint8_t *) multiblock_msg2;
+  test_inputs[2] = (uint8_t *) long_msg;
+
+  for (i = 0; i < 3; i++) {
+    SHA512(test_inputs[i], strlen((char *)test_inputs[i]),
+           sha512_digest);
+    if (!memcmp(sha512_digest, sha512_results[i], SHA512_DIGEST_SIZE)) {
+      fprintf(stderr, "Test vector %d PASSED for SHA-512\n", i+1);
+    }
+    else {
+      fprintf(stderr, "Test vector %d FAILED for SHA-512\n", i+1);
+      success = 0;
+    }
+  }
+  return success;
+}
+
+int main(int argc, char* argv[]) {
+  int success = 1;
+  /* Initialize long_msg with 'a' x 1,000,000 */
+  long_msg = (char *) malloc(1000001);
+  memset(long_msg, 'a', 1000000);
+  long_msg[1000000]=0;
+
+  if (!SHA1_tests())
+    success = 0;
+  if (!SHA256_tests())
+    success = 0;
+  if (!SHA512_tests())
+    success = 0;
+
+  free(long_msg);
+
+  return !success;
+}