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92 lines
2.6 KiB
92 lines
2.6 KiB
/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include "cryptolib.h"
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#include "file_keys.h"
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#include "rsa_padding_test.h"
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#include "test_common.h"
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#include "utility.h"
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/* Test valid and invalid signatures */
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static void TestSignatures(RSAPublicKey* key) {
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int unexpected_success;
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int i;
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/* The first test signature is valid. */
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TEST_EQ(RSAVerify(key, signatures[0], RSA1024NUMBYTES, 0,
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test_message_sha1_hash), 1, "RSA Padding Test valid sig");
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/* All other signatures should fail verification. */
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unexpected_success = 0;
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for (i = 1; i < sizeof(signatures) / sizeof(signatures[0]); i++) {
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if (RSAVerify(key, signatures[i], RSA1024NUMBYTES, 0,
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test_message_sha1_hash)) {
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fprintf(stderr, "RSA Padding Test vector %d FAILED!\n", i);
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unexpected_success++;
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}
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}
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TEST_EQ(unexpected_success, 0, "RSA Padding Test invalid sigs");
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}
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/* Test other error conditions in RSAVerify() */
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static void TestRSAVerify(RSAPublicKey* key) {
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uint8_t sig[RSA1024NUMBYTES];
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TEST_EQ(RSAVerify(key, signatures[0], RSA1024NUMBYTES, 0,
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test_message_sha1_hash), 1, "RSAVerify() good");
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TEST_EQ(RSAVerify(key, signatures[0], RSA1024NUMBYTES - 1, 0,
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test_message_sha1_hash), 0, "RSAVerify() sig len");
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TEST_EQ(RSAVerify(key, signatures[0], RSA1024NUMBYTES, kNumAlgorithms,
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test_message_sha1_hash), 0, "RSAVerify() invalid alg");
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TEST_EQ(RSAVerify(key, signatures[0], RSA1024NUMBYTES, 3,
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test_message_sha1_hash), 0, "RSAVerify() wrong alg");
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/* Corrupt the signature near start and end */
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Memcpy(sig, signatures[0], RSA1024NUMBYTES);
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sig[3] ^= 0x42;
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TEST_EQ(RSAVerify(key, sig, RSA1024NUMBYTES, 0, test_message_sha1_hash), 0,
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"RSAVerify() bad sig");
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Memcpy(sig, signatures[0], RSA1024NUMBYTES);
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sig[RSA1024NUMBYTES - 3] ^= 0x56;
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TEST_EQ(RSAVerify(key, sig, RSA1024NUMBYTES, 0, test_message_sha1_hash), 0,
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"RSAVerify() bad sig end");
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}
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int main(int argc, char* argv[]) {
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int error = 0;
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RSAPublicKey* key;
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/* Read test key */
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if (argc != 2) {
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fprintf(stderr, "Usage: %s <test public key>\n", argv[0]);
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return 1;
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}
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key = RSAPublicKeyFromFile(argv[1]);
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if (!key) {
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fprintf(stderr, "Couldn't read RSA public key for the test.\n");
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return 1;
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}
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/* Run tests */
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TestSignatures(key);
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TestRSAVerify(key);
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/* Clean up and exit */
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RSAPublicKeyFree(key);
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if (!gTestSuccess)
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error = 255;
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return error;
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}
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