740 lines
24 KiB
C++
740 lines
24 KiB
C++
/*
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* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project.
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*/
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/* ====================================================================
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* Copyright (c) 2015 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#include <openssl/evp.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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OPENSSL_MSVC_PRAGMA(warning(push))
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OPENSSL_MSVC_PRAGMA(warning(disable: 4702))
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#include <map>
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#include <string>
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#include <utility>
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#include <vector>
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OPENSSL_MSVC_PRAGMA(warning(pop))
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#include <gtest/gtest.h>
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#include <openssl/buf.h>
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#include <openssl/bytestring.h>
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#include <openssl/crypto.h>
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#include <openssl/digest.h>
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#include <openssl/dsa.h>
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#include <openssl/err.h>
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#include <openssl/rsa.h>
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#include "../test/file_test.h"
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#include "../test/test_util.h"
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#include "../test/wycheproof_util.h"
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// evp_test dispatches between multiple test types. PrivateKey tests take a key
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// name parameter and single block, decode it as a PEM private key, and save it
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// under that key name. Decrypt, Sign, and Verify tests take a previously
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// imported key name as parameter and test their respective operations.
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static const EVP_MD *GetDigest(FileTest *t, const std::string &name) {
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if (name == "MD5") {
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return EVP_md5();
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} else if (name == "SHA1") {
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return EVP_sha1();
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} else if (name == "SHA224") {
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return EVP_sha224();
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} else if (name == "SHA256") {
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return EVP_sha256();
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} else if (name == "SHA384") {
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return EVP_sha384();
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} else if (name == "SHA512") {
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return EVP_sha512();
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}
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ADD_FAILURE() << "Unknown digest: " << name;
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return nullptr;
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}
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static int GetKeyType(FileTest *t, const std::string &name) {
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if (name == "RSA") {
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return EVP_PKEY_RSA;
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}
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if (name == "EC") {
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return EVP_PKEY_EC;
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}
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if (name == "DSA") {
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return EVP_PKEY_DSA;
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}
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if (name == "Ed25519") {
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return EVP_PKEY_ED25519;
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}
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if (name == "X25519") {
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return EVP_PKEY_X25519;
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}
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ADD_FAILURE() << "Unknown key type: " << name;
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return EVP_PKEY_NONE;
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}
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static int GetRSAPadding(FileTest *t, int *out, const std::string &name) {
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if (name == "PKCS1") {
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*out = RSA_PKCS1_PADDING;
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return true;
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}
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if (name == "PSS") {
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*out = RSA_PKCS1_PSS_PADDING;
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return true;
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}
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if (name == "OAEP") {
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*out = RSA_PKCS1_OAEP_PADDING;
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return true;
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}
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ADD_FAILURE() << "Unknown RSA padding mode: " << name;
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return false;
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}
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using KeyMap = std::map<std::string, bssl::UniquePtr<EVP_PKEY>>;
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static bool ImportKey(FileTest *t, KeyMap *key_map,
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EVP_PKEY *(*parse_func)(CBS *cbs),
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int (*marshal_func)(CBB *cbb, const EVP_PKEY *key)) {
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std::vector<uint8_t> input;
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if (!t->GetBytes(&input, "Input")) {
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return false;
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}
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CBS cbs;
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CBS_init(&cbs, input.data(), input.size());
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bssl::UniquePtr<EVP_PKEY> pkey(parse_func(&cbs));
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if (!pkey) {
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return false;
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}
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std::string key_type;
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if (!t->GetAttribute(&key_type, "Type")) {
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return false;
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}
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EXPECT_EQ(GetKeyType(t, key_type), EVP_PKEY_id(pkey.get()));
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// The key must re-encode correctly.
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bssl::ScopedCBB cbb;
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uint8_t *der;
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size_t der_len;
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if (!CBB_init(cbb.get(), 0) ||
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!marshal_func(cbb.get(), pkey.get()) ||
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!CBB_finish(cbb.get(), &der, &der_len)) {
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return false;
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}
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bssl::UniquePtr<uint8_t> free_der(der);
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std::vector<uint8_t> output = input;
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if (t->HasAttribute("Output") &&
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!t->GetBytes(&output, "Output")) {
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return false;
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}
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EXPECT_EQ(Bytes(output), Bytes(der, der_len))
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<< "Re-encoding the key did not match.";
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if (t->HasAttribute("ExpectNoRawPrivate")) {
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size_t len;
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EXPECT_FALSE(EVP_PKEY_get_raw_private_key(pkey.get(), nullptr, &len));
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} else if (t->HasAttribute("ExpectRawPrivate")) {
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std::vector<uint8_t> expected;
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if (!t->GetBytes(&expected, "ExpectRawPrivate")) {
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return false;
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}
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std::vector<uint8_t> raw;
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size_t len;
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if (!EVP_PKEY_get_raw_private_key(pkey.get(), nullptr, &len)) {
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return false;
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}
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raw.resize(len);
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if (!EVP_PKEY_get_raw_private_key(pkey.get(), raw.data(), &len)) {
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return false;
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}
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raw.resize(len);
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EXPECT_EQ(Bytes(raw), Bytes(expected));
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// Short buffers should be rejected.
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raw.resize(len - 1);
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len = raw.size();
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EXPECT_FALSE(EVP_PKEY_get_raw_private_key(pkey.get(), raw.data(), &len));
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}
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if (t->HasAttribute("ExpectNoRawPublic")) {
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size_t len;
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EXPECT_FALSE(EVP_PKEY_get_raw_public_key(pkey.get(), nullptr, &len));
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} else if (t->HasAttribute("ExpectRawPublic")) {
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std::vector<uint8_t> expected;
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if (!t->GetBytes(&expected, "ExpectRawPublic")) {
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return false;
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}
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std::vector<uint8_t> raw;
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size_t len;
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if (!EVP_PKEY_get_raw_public_key(pkey.get(), nullptr, &len)) {
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return false;
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}
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raw.resize(len);
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if (!EVP_PKEY_get_raw_public_key(pkey.get(), raw.data(), &len)) {
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return false;
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}
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raw.resize(len);
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EXPECT_EQ(Bytes(raw), Bytes(expected));
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// Short buffers should be rejected.
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raw.resize(len - 1);
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len = raw.size();
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EXPECT_FALSE(EVP_PKEY_get_raw_public_key(pkey.get(), raw.data(), &len));
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}
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// Save the key for future tests.
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const std::string &key_name = t->GetParameter();
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EXPECT_EQ(0u, key_map->count(key_name)) << "Duplicate key: " << key_name;
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(*key_map)[key_name] = std::move(pkey);
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return true;
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}
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// SetupContext configures |ctx| based on attributes in |t|, with the exception
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// of the signing digest which must be configured externally.
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static bool SetupContext(FileTest *t, KeyMap *key_map, EVP_PKEY_CTX *ctx) {
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if (t->HasAttribute("RSAPadding")) {
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int padding;
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if (!GetRSAPadding(t, &padding, t->GetAttributeOrDie("RSAPadding")) ||
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!EVP_PKEY_CTX_set_rsa_padding(ctx, padding)) {
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return false;
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}
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}
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if (t->HasAttribute("PSSSaltLength") &&
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!EVP_PKEY_CTX_set_rsa_pss_saltlen(
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ctx, atoi(t->GetAttributeOrDie("PSSSaltLength").c_str()))) {
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return false;
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}
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if (t->HasAttribute("MGF1Digest")) {
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const EVP_MD *digest = GetDigest(t, t->GetAttributeOrDie("MGF1Digest"));
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if (digest == nullptr || !EVP_PKEY_CTX_set_rsa_mgf1_md(ctx, digest)) {
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return false;
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}
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}
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if (t->HasAttribute("OAEPDigest")) {
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const EVP_MD *digest = GetDigest(t, t->GetAttributeOrDie("OAEPDigest"));
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if (digest == nullptr || !EVP_PKEY_CTX_set_rsa_oaep_md(ctx, digest)) {
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return false;
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}
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}
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if (t->HasAttribute("OAEPLabel")) {
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std::vector<uint8_t> label;
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if (!t->GetBytes(&label, "OAEPLabel")) {
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return false;
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}
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// For historical reasons, |EVP_PKEY_CTX_set0_rsa_oaep_label| expects to be
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// take ownership of the input.
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bssl::UniquePtr<uint8_t> buf(
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reinterpret_cast<uint8_t *>(BUF_memdup(label.data(), label.size())));
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if (!buf ||
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!EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, buf.get(), label.size())) {
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return false;
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}
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buf.release();
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}
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if (t->HasAttribute("DerivePeer")) {
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std::string derive_peer = t->GetAttributeOrDie("DerivePeer");
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if (key_map->count(derive_peer) == 0) {
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ADD_FAILURE() << "Could not find key " << derive_peer;
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return false;
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}
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EVP_PKEY *derive_peer_key = (*key_map)[derive_peer].get();
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if (!EVP_PKEY_derive_set_peer(ctx, derive_peer_key)) {
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return false;
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}
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}
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return true;
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}
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static bool TestDerive(FileTest *t, KeyMap *key_map, EVP_PKEY *key) {
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bssl::UniquePtr<EVP_PKEY_CTX> ctx(EVP_PKEY_CTX_new(key, nullptr));
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if (!ctx ||
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!EVP_PKEY_derive_init(ctx.get()) ||
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!SetupContext(t, key_map, ctx.get())) {
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return false;
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}
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bssl::UniquePtr<EVP_PKEY_CTX> copy(EVP_PKEY_CTX_dup(ctx.get()));
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if (!copy) {
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return false;
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}
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for (EVP_PKEY_CTX *pctx : {ctx.get(), copy.get()}) {
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size_t len;
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std::vector<uint8_t> actual, output;
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if (!EVP_PKEY_derive(pctx, nullptr, &len)) {
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return false;
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}
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actual.resize(len);
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if (!EVP_PKEY_derive(pctx, actual.data(), &len)) {
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return false;
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}
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actual.resize(len);
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// Defer looking up the attribute so Error works properly.
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if (!t->GetBytes(&output, "Output")) {
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return false;
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}
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EXPECT_EQ(Bytes(output), Bytes(actual));
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// Test when the buffer is too large.
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actual.resize(len + 1);
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len = actual.size();
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if (!EVP_PKEY_derive(pctx, actual.data(), &len)) {
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return false;
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}
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actual.resize(len);
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EXPECT_EQ(Bytes(output), Bytes(actual));
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// Test when the buffer is too small.
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actual.resize(len - 1);
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len = actual.size();
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if (t->HasAttribute("SmallBufferTruncates")) {
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if (!EVP_PKEY_derive(pctx, actual.data(), &len)) {
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return false;
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}
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actual.resize(len);
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EXPECT_EQ(Bytes(output.data(), len), Bytes(actual));
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} else {
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EXPECT_FALSE(EVP_PKEY_derive(pctx, actual.data(), &len));
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ERR_clear_error();
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}
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}
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return true;
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}
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static bool TestEVP(FileTest *t, KeyMap *key_map) {
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if (t->GetType() == "PrivateKey") {
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return ImportKey(t, key_map, EVP_parse_private_key,
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EVP_marshal_private_key);
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}
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if (t->GetType() == "PublicKey") {
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return ImportKey(t, key_map, EVP_parse_public_key, EVP_marshal_public_key);
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}
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// Load the key.
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const std::string &key_name = t->GetParameter();
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if (key_map->count(key_name) == 0) {
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ADD_FAILURE() << "Could not find key " << key_name;
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return false;
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}
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EVP_PKEY *key = (*key_map)[key_name].get();
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int (*key_op_init)(EVP_PKEY_CTX *ctx) = nullptr;
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int (*key_op)(EVP_PKEY_CTX *ctx, uint8_t *out, size_t *out_len,
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const uint8_t *in, size_t in_len) = nullptr;
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int (*md_op_init)(EVP_MD_CTX * ctx, EVP_PKEY_CTX * *pctx, const EVP_MD *type,
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ENGINE *e, EVP_PKEY *pkey) = nullptr;
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bool is_verify = false;
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if (t->GetType() == "Decrypt") {
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key_op_init = EVP_PKEY_decrypt_init;
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key_op = EVP_PKEY_decrypt;
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} else if (t->GetType() == "Sign") {
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key_op_init = EVP_PKEY_sign_init;
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key_op = EVP_PKEY_sign;
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} else if (t->GetType() == "Verify") {
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key_op_init = EVP_PKEY_verify_init;
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is_verify = true;
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} else if (t->GetType() == "SignMessage") {
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md_op_init = EVP_DigestSignInit;
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} else if (t->GetType() == "VerifyMessage") {
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md_op_init = EVP_DigestVerifyInit;
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is_verify = true;
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} else if (t->GetType() == "Encrypt") {
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key_op_init = EVP_PKEY_encrypt_init;
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key_op = EVP_PKEY_encrypt;
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} else if (t->GetType() == "Derive") {
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return TestDerive(t, key_map, key);
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} else {
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ADD_FAILURE() << "Unknown test " << t->GetType();
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return false;
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}
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const EVP_MD *digest = nullptr;
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if (t->HasAttribute("Digest")) {
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digest = GetDigest(t, t->GetAttributeOrDie("Digest"));
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if (digest == nullptr) {
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return false;
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}
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}
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// For verify tests, the "output" is the signature. Read it now so that, for
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// tests which expect a failure in SetupContext, the attribute is still
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// consumed.
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std::vector<uint8_t> input, actual, output;
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if (!t->GetBytes(&input, "Input") ||
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(is_verify && !t->GetBytes(&output, "Output"))) {
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return false;
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}
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if (md_op_init) {
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bssl::ScopedEVP_MD_CTX ctx, copy;
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EVP_PKEY_CTX *pctx;
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if (!md_op_init(ctx.get(), &pctx, digest, nullptr, key) ||
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!SetupContext(t, key_map, pctx) ||
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!EVP_MD_CTX_copy_ex(copy.get(), ctx.get())) {
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return false;
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}
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if (is_verify) {
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return EVP_DigestVerify(ctx.get(), output.data(), output.size(),
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input.data(), input.size()) &&
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EVP_DigestVerify(copy.get(), output.data(), output.size(),
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input.data(), input.size());
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}
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size_t len;
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if (!EVP_DigestSign(ctx.get(), nullptr, &len, input.data(), input.size())) {
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return false;
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}
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actual.resize(len);
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if (!EVP_DigestSign(ctx.get(), actual.data(), &len, input.data(),
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input.size()) ||
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!t->GetBytes(&output, "Output")) {
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return false;
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}
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actual.resize(len);
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EXPECT_EQ(Bytes(output), Bytes(actual));
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// Repeat the test with |copy|, to check |EVP_MD_CTX_copy_ex| duplicated
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// everything.
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if (!EVP_DigestSign(copy.get(), nullptr, &len, input.data(),
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input.size())) {
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return false;
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}
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actual.resize(len);
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if (!EVP_DigestSign(copy.get(), actual.data(), &len, input.data(),
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input.size()) ||
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!t->GetBytes(&output, "Output")) {
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return false;
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}
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actual.resize(len);
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EXPECT_EQ(Bytes(output), Bytes(actual));
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return true;
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}
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bssl::UniquePtr<EVP_PKEY_CTX> ctx(EVP_PKEY_CTX_new(key, nullptr));
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if (!ctx ||
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!key_op_init(ctx.get()) ||
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(digest != nullptr &&
|
|
!EVP_PKEY_CTX_set_signature_md(ctx.get(), digest)) ||
|
|
!SetupContext(t, key_map, ctx.get())) {
|
|
return false;
|
|
}
|
|
|
|
bssl::UniquePtr<EVP_PKEY_CTX> copy(EVP_PKEY_CTX_dup(ctx.get()));
|
|
if (!copy) {
|
|
return false;
|
|
}
|
|
|
|
if (is_verify) {
|
|
return EVP_PKEY_verify(ctx.get(), output.data(), output.size(),
|
|
input.data(), input.size()) &&
|
|
EVP_PKEY_verify(copy.get(), output.data(), output.size(),
|
|
input.data(), input.size());
|
|
}
|
|
|
|
for (EVP_PKEY_CTX *pctx : {ctx.get(), copy.get()}) {
|
|
size_t len;
|
|
if (!key_op(pctx, nullptr, &len, input.data(), input.size())) {
|
|
return false;
|
|
}
|
|
actual.resize(len);
|
|
if (!key_op(pctx, actual.data(), &len, input.data(), input.size())) {
|
|
return false;
|
|
}
|
|
|
|
if (t->HasAttribute("CheckDecrypt")) {
|
|
// Encryption is non-deterministic, so we check by decrypting.
|
|
size_t plaintext_len;
|
|
bssl::UniquePtr<EVP_PKEY_CTX> decrypt_ctx(EVP_PKEY_CTX_new(key, nullptr));
|
|
if (!decrypt_ctx ||
|
|
!EVP_PKEY_decrypt_init(decrypt_ctx.get()) ||
|
|
(digest != nullptr &&
|
|
!EVP_PKEY_CTX_set_signature_md(decrypt_ctx.get(), digest)) ||
|
|
!SetupContext(t, key_map, decrypt_ctx.get()) ||
|
|
!EVP_PKEY_decrypt(decrypt_ctx.get(), nullptr, &plaintext_len,
|
|
actual.data(), actual.size())) {
|
|
return false;
|
|
}
|
|
output.resize(plaintext_len);
|
|
if (!EVP_PKEY_decrypt(decrypt_ctx.get(), output.data(), &plaintext_len,
|
|
actual.data(), actual.size())) {
|
|
ADD_FAILURE() << "Could not decrypt result.";
|
|
return false;
|
|
}
|
|
output.resize(plaintext_len);
|
|
EXPECT_EQ(Bytes(input), Bytes(output)) << "Decrypted result mismatch.";
|
|
} else if (t->HasAttribute("CheckVerify")) {
|
|
// Some signature schemes are non-deterministic, so we check by verifying.
|
|
bssl::UniquePtr<EVP_PKEY_CTX> verify_ctx(EVP_PKEY_CTX_new(key, nullptr));
|
|
if (!verify_ctx ||
|
|
!EVP_PKEY_verify_init(verify_ctx.get()) ||
|
|
(digest != nullptr &&
|
|
!EVP_PKEY_CTX_set_signature_md(verify_ctx.get(), digest)) ||
|
|
!SetupContext(t, key_map, verify_ctx.get())) {
|
|
return false;
|
|
}
|
|
if (t->HasAttribute("VerifyPSSSaltLength")) {
|
|
if (!EVP_PKEY_CTX_set_rsa_pss_saltlen(
|
|
verify_ctx.get(),
|
|
atoi(t->GetAttributeOrDie("VerifyPSSSaltLength").c_str()))) {
|
|
return false;
|
|
}
|
|
}
|
|
EXPECT_TRUE(EVP_PKEY_verify(verify_ctx.get(), actual.data(),
|
|
actual.size(), input.data(), input.size()))
|
|
<< "Could not verify result.";
|
|
} else {
|
|
// By default, check by comparing the result against Output.
|
|
if (!t->GetBytes(&output, "Output")) {
|
|
return false;
|
|
}
|
|
actual.resize(len);
|
|
EXPECT_EQ(Bytes(output), Bytes(actual));
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
TEST(EVPTest, TestVectors) {
|
|
KeyMap key_map;
|
|
FileTestGTest("crypto/evp/evp_tests.txt", [&](FileTest *t) {
|
|
bool result = TestEVP(t, &key_map);
|
|
if (t->HasAttribute("Error")) {
|
|
ASSERT_FALSE(result) << "Operation unexpectedly succeeded.";
|
|
uint32_t err = ERR_peek_error();
|
|
EXPECT_EQ(t->GetAttributeOrDie("Error"), ERR_reason_error_string(err));
|
|
} else if (!result) {
|
|
ADD_FAILURE() << "Operation unexpectedly failed.";
|
|
}
|
|
});
|
|
}
|
|
|
|
static void RunWycheproofTest(const char *path) {
|
|
SCOPED_TRACE(path);
|
|
FileTestGTest(path, [](FileTest *t) {
|
|
t->IgnoreInstruction("key.type");
|
|
// Extra ECDSA fields.
|
|
t->IgnoreInstruction("key.curve");
|
|
t->IgnoreInstruction("key.keySize");
|
|
t->IgnoreInstruction("key.wx");
|
|
t->IgnoreInstruction("key.wy");
|
|
t->IgnoreInstruction("key.uncompressed");
|
|
// Extra RSA fields.
|
|
t->IgnoreInstruction("e");
|
|
t->IgnoreInstruction("keyAsn");
|
|
t->IgnoreInstruction("keysize");
|
|
t->IgnoreInstruction("n");
|
|
t->IgnoreAttribute("padding");
|
|
t->IgnoreInstruction("keyJwk.alg");
|
|
t->IgnoreInstruction("keyJwk.e");
|
|
t->IgnoreInstruction("keyJwk.kid");
|
|
t->IgnoreInstruction("keyJwk.kty");
|
|
t->IgnoreInstruction("keyJwk.n");
|
|
// Extra EdDSA fields.
|
|
t->IgnoreInstruction("key.pk");
|
|
t->IgnoreInstruction("key.sk");
|
|
t->IgnoreInstruction("jwk.crv");
|
|
t->IgnoreInstruction("jwk.d");
|
|
t->IgnoreInstruction("jwk.kid");
|
|
t->IgnoreInstruction("jwk.kty");
|
|
t->IgnoreInstruction("jwk.x");
|
|
// Extra DSA fields.
|
|
t->IgnoreInstruction("key.g");
|
|
t->IgnoreInstruction("key.p");
|
|
t->IgnoreInstruction("key.q");
|
|
t->IgnoreInstruction("key.y");
|
|
|
|
std::vector<uint8_t> der;
|
|
ASSERT_TRUE(t->GetInstructionBytes(&der, "keyDer"));
|
|
CBS cbs;
|
|
CBS_init(&cbs, der.data(), der.size());
|
|
bssl::UniquePtr<EVP_PKEY> key(EVP_parse_public_key(&cbs));
|
|
ASSERT_TRUE(key);
|
|
|
|
const EVP_MD *md = nullptr;
|
|
if (t->HasInstruction("sha")) {
|
|
md = GetWycheproofDigest(t, "sha", true);
|
|
ASSERT_TRUE(md);
|
|
}
|
|
|
|
bool is_pss = t->HasInstruction("mgf");
|
|
const EVP_MD *mgf1_md = nullptr;
|
|
int pss_salt_len = -1;
|
|
if (is_pss) {
|
|
ASSERT_EQ("MGF1", t->GetInstructionOrDie("mgf"));
|
|
mgf1_md = GetWycheproofDigest(t, "mgfSha", true);
|
|
|
|
std::string s_len;
|
|
ASSERT_TRUE(t->GetInstruction(&s_len, "sLen"));
|
|
pss_salt_len = atoi(s_len.c_str());
|
|
}
|
|
|
|
std::vector<uint8_t> msg;
|
|
ASSERT_TRUE(t->GetBytes(&msg, "msg"));
|
|
std::vector<uint8_t> sig;
|
|
ASSERT_TRUE(t->GetBytes(&sig, "sig"));
|
|
WycheproofResult result;
|
|
ASSERT_TRUE(GetWycheproofResult(t, &result));
|
|
|
|
if (EVP_PKEY_id(key.get()) == EVP_PKEY_DSA) {
|
|
// DSA is deprecated and is not usable via EVP.
|
|
DSA *dsa = EVP_PKEY_get0_DSA(key.get());
|
|
uint8_t digest[EVP_MAX_MD_SIZE];
|
|
unsigned digest_len;
|
|
ASSERT_TRUE(
|
|
EVP_Digest(msg.data(), msg.size(), digest, &digest_len, md, nullptr));
|
|
int valid;
|
|
bool sig_ok = DSA_check_signature(&valid, digest, digest_len, sig.data(),
|
|
sig.size(), dsa) &&
|
|
valid;
|
|
if (result == WycheproofResult::kValid) {
|
|
EXPECT_TRUE(sig_ok);
|
|
} else if (result == WycheproofResult::kInvalid) {
|
|
EXPECT_FALSE(sig_ok);
|
|
} else {
|
|
// this is a legacy signature, which may or may not be accepted.
|
|
}
|
|
} else {
|
|
bssl::ScopedEVP_MD_CTX ctx;
|
|
EVP_PKEY_CTX *pctx;
|
|
ASSERT_TRUE(
|
|
EVP_DigestVerifyInit(ctx.get(), &pctx, md, nullptr, key.get()));
|
|
if (is_pss) {
|
|
ASSERT_TRUE(EVP_PKEY_CTX_set_rsa_padding(pctx, RSA_PKCS1_PSS_PADDING));
|
|
ASSERT_TRUE(EVP_PKEY_CTX_set_rsa_mgf1_md(pctx, mgf1_md));
|
|
ASSERT_TRUE(EVP_PKEY_CTX_set_rsa_pss_saltlen(pctx, pss_salt_len));
|
|
}
|
|
int ret = EVP_DigestVerify(ctx.get(), sig.data(), sig.size(), msg.data(),
|
|
msg.size());
|
|
if (result == WycheproofResult::kValid) {
|
|
EXPECT_EQ(1, ret);
|
|
} else if (result == WycheproofResult::kInvalid) {
|
|
EXPECT_EQ(0, ret);
|
|
} else {
|
|
// this is a legacy signature, which may or may not be accepted.
|
|
EXPECT_TRUE(ret == 1 || ret == 0);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofDSA) {
|
|
RunWycheproofTest("third_party/wycheproof_testvectors/dsa_test.txt");
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofECDSAP224) {
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp224r1_sha224_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp224r1_sha256_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp224r1_sha512_test.txt");
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofECDSAP256) {
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp256r1_sha256_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp256r1_sha512_test.txt");
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofECDSAP384) {
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp384r1_sha384_test.txt");
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofECDSAP521) {
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp384r1_sha512_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/ecdsa_secp521r1_sha512_test.txt");
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofEdDSA) {
|
|
RunWycheproofTest("third_party/wycheproof_testvectors/eddsa_test.txt");
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofRSAPKCS1) {
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/rsa_signature_test.txt");
|
|
}
|
|
|
|
TEST(EVPTest, WycheproofRSAPSS) {
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/rsa_pss_2048_sha1_mgf1_20_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/rsa_pss_2048_sha256_mgf1_0_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/"
|
|
"rsa_pss_2048_sha256_mgf1_32_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/"
|
|
"rsa_pss_3072_sha256_mgf1_32_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/"
|
|
"rsa_pss_4096_sha256_mgf1_32_test.txt");
|
|
RunWycheproofTest(
|
|
"third_party/wycheproof_testvectors/"
|
|
"rsa_pss_4096_sha512_mgf1_32_test.txt");
|
|
RunWycheproofTest("third_party/wycheproof_testvectors/rsa_pss_misc_test.txt");
|
|
}
|