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// Copyright 2020 Google LLC
//
// 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
//
// https://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 "glome.h"
#include <glib.h>
#include <stdint.h>
#include <stdio.h>
static void decode_hex(uint8_t *dst, const char *in) {
size_t len = strlen(in);
size_t i;
for (i = 0; i < len / 2; i++) {
sscanf(in + (i * 2), "%02hhX", dst + i);
}
}
static void test_vector1(void) {
uint8_t ka_priv[GLOME_MAX_PRIVATE_KEY_LENGTH] = {0};
uint8_t ka_pub[GLOME_MAX_PUBLIC_KEY_LENGTH] = {0};
uint8_t kb_pub[GLOME_MAX_PUBLIC_KEY_LENGTH] = {0};
uint8_t expected_tag[GLOME_MAX_TAG_LENGTH] = {0};
uint8_t tag[GLOME_MAX_TAG_LENGTH] = {0};
uint8_t counter = 0;
const char *msg = "The quick brown fox";
decode_hex(
ka_priv,
"77076d0a7318a57d3c16c17251b26645df4c2f87ebc0992ab177fba51db92c2a");
decode_hex(
kb_pub,
"de9edb7d7b7dc1b4d35b61c2ece435373f8343c85b78674dadfc7e146f882b4f");
decode_hex(
expected_tag,
"9c44389f462d35d0672faf73a5e118f8b9f5c340bbe8d340e2b947c205ea4fa3");
g_assert_true(glome_derive_key(ka_priv, ka_pub) == 0);
g_assert_true(glome_tag(/* verify */ false, counter, ka_priv, kb_pub,
(const uint8_t *)msg, strlen(msg), tag) == 0);
g_assert_cmpmem(tag, sizeof tag, expected_tag, sizeof expected_tag);
}
static void test_vector2(void) {
uint8_t ka_pub[GLOME_MAX_PUBLIC_KEY_LENGTH] = {0};
uint8_t kb_priv[GLOME_MAX_PRIVATE_KEY_LENGTH] = {0};
uint8_t kb_pub[GLOME_MAX_PUBLIC_KEY_LENGTH] = {0};
uint8_t expected_tag[GLOME_MAX_TAG_LENGTH] = {0};
uint8_t tag[GLOME_MAX_TAG_LENGTH] = {0};
uint8_t counter = 100;
const char *msg = "The quick brown fox";
decode_hex(
ka_pub,
"872f435bb8b89d0e3ad62aa2e511074ee195e1c39ef6a88001418be656e3c376");
decode_hex(
kb_priv,
"b105f00db105f00db105f00db105f00db105f00db105f00db105f00db105f00d");
decode_hex(
expected_tag,
"06476f1f314b06c7f96e5dc62b2308268cbdb6140aefeeb55940731863032277");
g_assert_true(glome_derive_key(kb_priv, kb_pub) == 0);
g_assert_true(glome_tag(/* verify */ false, counter, kb_priv, ka_pub,
(const uint8_t *)msg, strlen(msg), tag) == 0);
g_assert_cmpmem(tag, sizeof tag, expected_tag, sizeof expected_tag);
}
int main(int argc, char *argv[]) {
g_test_init(&argc, &argv, NULL);
g_test_add_func("/test-vector1", test_vector1);
g_test_add_func("/test-vector2", test_vector2);
return g_test_run();
}
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