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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <keyguard/keyguard_messages.h>
using ::keyguard::SizedBuffer;
using ::testing::Test;
using ::keyguard::EnrollRequest;
using ::keyguard::EnrollResponse;
using ::keyguard::VerifyRequest;
using ::keyguard::VerifyResponse;
using std::cout;
using std::endl;
static SizedBuffer *make_buffer(size_t size) {
SizedBuffer *result = new SizedBuffer;
result->length = size;
uint8_t *buffer = new uint8_t[size];
srand(size);
for (size_t i = 0; i < size; i++) {
buffer[i] = rand();
}
result->buffer.reset(buffer);
return result;
}
TEST(RoundTripTest, EnrollRequest) {
const size_t password_size = 512;
SizedBuffer *provided_password = make_buffer(password_size);
const SizedBuffer *deserialized_password;
// create request, serialize, deserialize, and validate
EnrollRequest req(provided_password);
uint8_t *serialized_req = req.Serialize();
EnrollRequest deserialized_req;
deserialized_req.Deserialize(serialized_req, serialized_req + req.GetSerializedSize());
delete[] serialized_req;
ASSERT_EQ(keyguard::keyguard_error_t::KG_ERROR_OK,
deserialized_req.GetError());
deserialized_password = deserialized_req.GetProvidedPassword();
ASSERT_EQ((uint32_t) password_size, deserialized_password->length);
ASSERT_EQ(0, memcmp(req.GetProvidedPassword()->buffer.get(), deserialized_password->buffer.get(), password_size));
}
TEST(RoundTripTest, EnrollResponse) {
const size_t password_size = 512;
SizedBuffer *enrolled_password = make_buffer(password_size);
const SizedBuffer *deserialized_password;
// create request, serialize, deserialize, and validate
EnrollResponse req(enrolled_password);
uint8_t *serialized_req = req.Serialize();
EnrollResponse deserialized_req;
deserialized_req.Deserialize(serialized_req, serialized_req + req.GetSerializedSize());
delete[] serialized_req;
ASSERT_EQ(keyguard::keyguard_error_t::KG_ERROR_OK,
deserialized_req.GetError());
deserialized_password = deserialized_req.GetEnrolledPasswordHandle();
ASSERT_EQ((uint32_t) password_size, deserialized_password->length);
ASSERT_EQ(0, memcmp(req.GetEnrolledPasswordHandle()->buffer.get(), deserialized_password->buffer.get(), password_size));
}
TEST(RoundTripTest, VerifyRequest) {
const size_t password_size = 1;
SizedBuffer *provided_password = make_buffer(password_size),
*password_handle = make_buffer(password_size);
const SizedBuffer *deserialized_password;
// create request, serialize, deserialize, and validate
VerifyRequest req(password_handle, provided_password);
uint8_t *serialized_req = req.Serialize();
VerifyRequest deserialized_req;
deserialized_req.Deserialize(serialized_req, serialized_req + req.GetSerializedSize());
ASSERT_EQ(keyguard::keyguard_error_t::KG_ERROR_OK,
deserialized_req.GetError());
deserialized_password = deserialized_req.GetProvidedPassword();
ASSERT_EQ((uint32_t) password_size, deserialized_password->length);
ASSERT_EQ(0, memcmp(req.GetProvidedPassword()->buffer.get(), deserialized_password->buffer.get(), password_size));
deserialized_password = deserialized_req.GetPasswordHandle();
ASSERT_EQ((uint32_t) password_size, deserialized_password->length);
ASSERT_EQ(0, memcmp(req.GetPasswordHandle()->buffer.get(), deserialized_password->buffer.get(), password_size));
}
TEST(RoundTripTest, VerifyResponse) {
const size_t password_size = 512;
SizedBuffer *verification_token = make_buffer(password_size);
const SizedBuffer *deserialized_password;
// create request, serialize, deserialize, and validate
VerifyResponse req(verification_token);
uint8_t *serialized_req = req.Serialize();
VerifyResponse deserialized_req;
deserialized_req.Deserialize(serialized_req, serialized_req + req.GetSerializedSize());
delete[] serialized_req;
ASSERT_EQ(keyguard::keyguard_error_t::KG_ERROR_OK,
deserialized_req.GetError());
deserialized_password = deserialized_req.GetVerificationToken();
ASSERT_EQ((uint32_t) password_size, deserialized_password->length);
ASSERT_EQ(0, memcmp(req.GetVerificationToken()->buffer.get(), deserialized_password->buffer.get(), password_size));
}
uint8_t msgbuf[] = {
220, 88, 183, 255, 71, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 173, 0, 0, 0, 228, 174, 98, 187, 191, 135, 253, 200, 51, 230, 114, 247, 151, 109,
237, 79, 87, 32, 94, 5, 204, 46, 154, 30, 91, 6, 103, 148, 254, 129, 65, 171, 228,
167, 224, 163, 9, 15, 206, 90, 58, 11, 205, 55, 211, 33, 87, 178, 149, 91, 28, 236,
218, 112, 231, 34, 82, 82, 134, 103, 137, 115, 27, 156, 102, 159, 220, 226, 89, 42, 25,
37, 9, 84, 239, 76, 161, 198, 72, 167, 163, 39, 91, 148, 191, 17, 191, 87, 169, 179,
136, 10, 194, 154, 4, 40, 107, 109, 61, 161, 20, 176, 247, 13, 214, 106, 229, 45, 17,
5, 60, 189, 64, 39, 166, 208, 14, 57, 25, 140, 148, 25, 177, 246, 189, 43, 181, 88,
204, 29, 126, 224, 100, 143, 93, 60, 57, 249, 55, 0, 87, 83, 227, 224, 166, 59, 214,
81, 144, 129, 58, 6, 57, 46, 254, 232, 41, 220, 209, 230, 167, 138, 158, 94, 180, 125,
247, 26, 162, 116, 238, 202, 187, 100, 65, 13, 180, 44, 245, 159, 83, 161, 176, 58, 72,
236, 109, 105, 160, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 11, 0, 0, 0, 98, 0, 0, 0, 1, 0, 0, 32, 2, 0, 0, 0, 1, 0,
0, 32, 3, 0, 0, 0, 2, 0, 0, 16, 1, 0, 0, 0, 3, 0, 0, 48, 0,
1, 0, 0, 200, 0, 0, 80, 3, 0, 0, 0, 0, 0, 0, 0, 244, 1, 0, 112,
1, 246, 1, 0, 112, 1, 189, 2, 0, 96, 144, 178, 236, 250, 255, 255, 255, 255, 145,
1, 0, 96, 144, 226, 33, 60, 222, 2, 0, 0, 189, 2, 0, 96, 0, 0, 0, 0,
0, 0, 0, 0, 190, 2, 0, 16, 1, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 110, 0, 0, 0, 0, 0, 0, 0, 11, 0,
0, 0, 98, 0, 0, 0, 1, 0, 0, 32, 2, 0, 0, 0, 1, 0, 0, 32, 3,
0, 0, 0, 2, 0, 0, 16, 1, 0, 0, 0, 3, 0, 0, 48, 0, 1, 0, 0,
200, 0, 0, 80, 3, 0, 0, 0, 0, 0, 0, 0, 244, 1, 0, 112, 1, 246, 1,
0, 112, 1, 189, 2, 0, 96, 144, 178, 236, 250, 255, 255, 255, 255, 145, 1, 0, 96,
144, 226, 33, 60, 222, 2, 0, 0, 189, 2, 0, 96, 0, 0, 0, 0, 0, 0, 0,
0, 190, 2, 0, 16, 1, 0, 0, 0,
};
/*
* These tests don't have any assertions or expectations. They just try to parse garbage, to see if
* the result will be a crash. This is especially informative when run under Valgrind memcheck.
*/
template <typename Message> void parse_garbage() {
Message msg;
size_t array_length = sizeof(msgbuf) / sizeof(msgbuf[0]);
const uint8_t* end = msgbuf + array_length;
for (size_t i = 0; i < array_length; ++i) {
const uint8_t* begin = msgbuf + i;
const uint8_t* p = begin;
msg.Deserialize(p, end);
}
}
#define GARBAGE_TEST(Message) \
TEST(GarbageTest, Message) { parse_garbage<Message>(); }
GARBAGE_TEST(VerifyRequest);
GARBAGE_TEST(VerifyResponse);
GARBAGE_TEST(EnrollRequest);
GARBAGE_TEST(EnrollResponse);
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