int main(void) {
sodium_init();
//create a user_store
user_store *store = user_store_create();
//check the content
buffer_t *list = user_store_list(store);
if (list->content_length != 0) {
fprintf(stderr, "ERROR: List of users is not empty.\n");
user_store_destroy(store);
buffer_destroy_from_heap(list);
return EXIT_FAILURE;
}
buffer_destroy_from_heap(list);
int status;
//create three users with prekeys and identity keys
//first alice
//alice identity key
buffer_t *alice_private_identity = buffer_create(crypto_box_SECRETKEYBYTES, crypto_box_SECRETKEYBYTES);
buffer_t *alice_public_identity = buffer_create(crypto_box_PUBLICKEYBYTES, crypto_box_PUBLICKEYBYTES);
status = generate_and_print_keypair(
alice_public_identity,
alice_private_identity,
buffer_create_from_string("Alice"),
buffer_create_from_string("identity"));
if (status != 0) {
fprintf(stderr, "ERROR: Failed to generate Alice's identity keypair.\n");
buffer_clear(alice_private_identity);
return status;
}
//alice prekeys
buffer_t *alice_private_prekeys = buffer_create(PREKEY_AMOUNT * crypto_box_SECRETKEYBYTES, PREKEY_AMOUNT * crypto_box_SECRETKEYBYTES);
buffer_t *alice_public_prekeys = buffer_create(PREKEY_AMOUNT * crypto_box_PUBLICKEYBYTES, PREKEY_AMOUNT * crypto_box_PUBLICKEYBYTES);
status = generate_prekeys(alice_private_prekeys, alice_public_prekeys);
if (status != 0) {
fprintf(stderr, "ERROR: Failed to generate Alice's prekeys.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
return status;
}
//then bob
//bob's identity key
buffer_t *bob_private_identity = buffer_create(crypto_box_SECRETKEYBYTES, crypto_box_SECRETKEYBYTES);
buffer_t *bob_public_identity = buffer_create(crypto_box_PUBLICKEYBYTES, crypto_box_PUBLICKEYBYTES);
status = generate_and_print_keypair(
bob_public_identity,
bob_private_identity,
buffer_create_from_string("Bob"),
buffer_create_from_string("identity"));
if (status != 0) {
fprintf(stderr, "ERROR: Failed to generate Bob's identity keypair.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
return status;
}
//bob's prekeys
buffer_t *bob_private_prekeys = buffer_create(PREKEY_AMOUNT * crypto_box_SECRETKEYBYTES, PREKEY_AMOUNT * crypto_box_SECRETKEYBYTES);
buffer_t *bob_public_prekeys = buffer_create(PREKEY_AMOUNT * crypto_box_PUBLICKEYBYTES, PREKEY_AMOUNT * crypto_box_PUBLICKEYBYTES);
status = generate_prekeys(bob_private_prekeys, bob_public_prekeys);
if (status != 0) {
fprintf(stderr, "ERROR: Failed to generate Bob's prekeys.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
return status;
}
//then charlie
//charlie's identity key
buffer_t *charlie_private_identity = buffer_create(crypto_box_SECRETKEYBYTES, crypto_box_SECRETKEYBYTES);
buffer_t *charlie_public_identity = buffer_create(crypto_box_PUBLICKEYBYTES, crypto_box_PUBLICKEYBYTES);
status = generate_and_print_keypair(
charlie_public_identity,
charlie_private_identity,
buffer_create_from_string("Charlie"),
buffer_create_from_string("identity"));
if (status != 0) {
fprintf(stderr, "ERROR: Failed to generate Charlie's identity keypair.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
return status;
}
//charlie's prekeys
buffer_t *charlie_private_prekeys = buffer_create(PREKEY_AMOUNT * crypto_box_SECRETKEYBYTES, PREKEY_AMOUNT * crypto_box_SECRETKEYBYTES);
buffer_t *charlie_public_prekeys = buffer_create(PREKEY_AMOUNT * crypto_box_PUBLICKEYBYTES, PREKEY_AMOUNT * crypto_box_PUBLICKEYBYTES);
status = generate_prekeys(charlie_private_prekeys, charlie_public_prekeys);
if (status != 0) {
fprintf(stderr, "ERROR: Failed to generate Charlie's prekeys.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
return status;
}
//add alice to the user store
status = user_store_add(
store,
alice_public_identity,
alice_private_identity,
alice_public_prekeys,
alice_private_prekeys);
if (status != 0) {
fprintf(stderr, "ERROR: Failed to add Alice to the user store.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return status;
}
printf("Successfully added Alice to the user store.\n");
//check length of the user store
sodium_mprotect_readonly(store);
if (store->length != 1) {
fprintf(stderr, "ERROR: User store has incorrect length.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
sodium_mprotect_noaccess(store);
printf("Length of the user store matches.");
//list user store
list = user_store_list(store);
if (buffer_compare(list, alice_public_identity) != 0) {
fprintf(stderr, "ERROR: Failed to list users.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
buffer_destroy_from_heap(list);
user_store_destroy(store);
return EXIT_FAILURE;
}
buffer_destroy_from_heap(list);
printf("Successfully listed users.\n");
//add bob to the user store
status = user_store_add(
store,
bob_public_identity,
bob_private_identity,
bob_public_prekeys,
bob_private_prekeys);
if (status != 0) {
fprintf(stderr, "ERROR: Failed to add Bob to the user store.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return status;
}
printf("Successfully added Bob to the user store.\n");
//check length of the user store
sodium_mprotect_readonly(store);
if (store->length != 2) {
fprintf(stderr, "ERROR: User store has incorrect length.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
sodium_mprotect_noaccess(store);
printf("Length of the user store matches.");
//list user store
list = user_store_list(store);
if ((buffer_compare_partial(list, 0, alice_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)
|| (buffer_compare_partial(list, crypto_box_PUBLICKEYBYTES, bob_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)) {
fprintf(stderr, "ERROR: Failed to list users.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
buffer_destroy_from_heap(list);
user_store_destroy(store);
return EXIT_FAILURE;
}
buffer_destroy_from_heap(list);
printf("Successfully listed users.\n");
//add charlie to the user store
status = user_store_add(
store,
charlie_public_identity,
charlie_private_identity,
charlie_public_prekeys,
charlie_private_prekeys);
if (status != 0) {
fprintf(stderr, "ERROR: Failed to add Charlie to the user store.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return status;
}
printf("Successfully added Charlie to the user store.\n");
//check length of the user store
sodium_mprotect_readonly(store);
if (store->length != 3) {
fprintf(stderr, "ERROR: User store has incorrect length.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
sodium_mprotect_noaccess(store);
printf("Length of the user store matches.");
//list user store
list = user_store_list(store);
if ((buffer_compare_partial(list, 0, alice_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)
|| (buffer_compare_partial(list, crypto_box_PUBLICKEYBYTES, bob_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)
|| (buffer_compare_partial(list, 2 * crypto_box_PUBLICKEYBYTES, charlie_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)) {
fprintf(stderr, "ERROR: Failed to list users.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
buffer_destroy_from_heap(list);
user_store_destroy(store);
return EXIT_FAILURE;
}
buffer_destroy_from_heap(list);
printf("Successfully listed users.\n");
//find node
user_store_node *bob_node = user_store_find_node(store, bob_public_identity);
if (bob_node == NULL) {
fprintf(stderr, "ERROR: Failed to find Bob's node.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
printf("Node found.\n");
sodium_mprotect_readonly(bob_node);
if ((buffer_compare(&(bob_node->public_identity_key), bob_public_identity) != 0)
|| (buffer_compare(&(bob_node->private_identity_key), bob_private_identity) != 0)
|| (buffer_compare(&(bob_node->public_prekeys), bob_public_prekeys) != 0)
|| (buffer_compare(&(bob_node->private_prekeys), bob_private_prekeys) != 0)) {
fprintf(stderr, "ERROR: Bob's data from the user store doesn't match.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
sodium_mprotect_noaccess(bob_node);
printf("Data from the node matches.\n");
//remove a user identified by it's key
user_store_remove_by_key(store, bob_public_identity);
//check the length
sodium_mprotect_readonly(store);
if (store->length != 2) {
fprintf(stderr, "ERROR: User store has incorrect length.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
sodium_mprotect_noaccess(store);
printf("Length of the user store matches.");
//check the user list
list = user_store_list(store);
if ((buffer_compare_partial(list, 0, alice_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)
|| (buffer_compare_partial(list, crypto_box_PUBLICKEYBYTES, charlie_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)) {
fprintf(stderr, "ERROR: Removing user failed.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
buffer_destroy_from_heap(list);
return EXIT_FAILURE;
}
buffer_destroy_from_heap(list);
printf("Successfully removed user.\n");
//readd bob
status = user_store_add(
store,
bob_public_identity,
bob_private_identity,
bob_public_prekeys,
bob_private_prekeys);
if (status != 0) {
fprintf(stderr, "ERROR: Failed to readd Bob to the user store.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return status;
}
printf("Successfully readded Bob to the user store.\n");
//now find bob again
bob_node = user_store_find_node(store, bob_public_identity);
if (bob_node == NULL) {
fprintf(stderr, "ERROR: Failed to find Bob's node.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
printf("Bob's node found again.\n");
//remove bob by it's node
user_store_remove(store, bob_node);
//check the length
sodium_mprotect_readonly(store);
if (store->length != 2) {
fprintf(stderr, "ERROR: User store has incorrect length.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
return EXIT_FAILURE;
}
sodium_mprotect_noaccess(store);
printf("Length of the user store matches.");
//check the user list
list = user_store_list(store);
if ((buffer_compare_partial(list, 0, alice_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)
|| (buffer_compare_partial(list, crypto_box_PUBLICKEYBYTES, charlie_public_identity, 0, crypto_box_PUBLICKEYBYTES) != 0)) {
fprintf(stderr, "ERROR: Removing user failed.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
user_store_destroy(store);
buffer_destroy_from_heap(list);
return EXIT_FAILURE;
}
buffer_destroy_from_heap(list);
printf("Successfully removed user.\n");
buffer_clear(alice_private_identity);
buffer_clear(alice_private_prekeys);
buffer_clear(bob_private_identity);
buffer_clear(bob_private_prekeys);
buffer_clear(charlie_private_identity);
buffer_clear(charlie_private_prekeys);
//clear the user store
user_store_clear(store);
//check the length
sodium_mprotect_readonly(store);
if (store->length != 0) {
fprintf(stderr, "ERROR: User store has incorrect length.\n");
user_store_destroy(store);
return EXIT_FAILURE;
}
printf("Successfully cleared user store.\n");
sodium_mprotect_noaccess(store);
user_store_destroy(store);
return EXIT_SUCCESS;
}
int main(void) {
if (sodium_init() == -1) {
return -1;
}
return_status status = return_status_init();
buffer_t *public_prekey = buffer_create_on_heap(PUBLIC_KEY_SIZE, PUBLIC_KEY_SIZE);
buffer_t *private_prekey1 = buffer_create_on_heap(PRIVATE_KEY_SIZE, PRIVATE_KEY_SIZE);
buffer_t *private_prekey2 = buffer_create_on_heap(PRIVATE_KEY_SIZE, PRIVATE_KEY_SIZE);
buffer_t *prekey_list = buffer_create_on_heap(PREKEY_AMOUNT * PUBLIC_KEY_SIZE, PREKEY_AMOUNT * PUBLIC_KEY_SIZE);
Prekey **protobuf_export_prekeys = NULL;
buffer_t **protobuf_export_prekeys_buffers = NULL;
size_t protobuf_export_prekeys_size = 0;
Prekey **protobuf_export_deprecated_prekeys = NULL;
buffer_t **protobuf_export_deprecated_prekeys_buffers = NULL;
size_t protobuf_export_deprecated_prekeys_size = 0;
Prekey **protobuf_second_export_prekeys = NULL;
buffer_t **protobuf_second_export_prekeys_buffers = NULL;
size_t protobuf_second_export_prekeys_size = 0;
Prekey **protobuf_second_export_deprecated_prekeys = NULL;
buffer_t **protobuf_second_export_deprecated_prekeys_buffers = NULL;
size_t protobuf_second_export_deprecated_prekeys_size = 0;
prekey_store *store = NULL;
status = prekey_store_create(&store);
throw_on_error(CREATION_ERROR, "Failed to create a prekey store.");
status = prekey_store_list(store, prekey_list);
throw_on_error(DATA_FETCH_ERROR, "Failed to list prekeys.");
printf("Prekey list:\n");
print_hex(prekey_list);
putchar('\n');
//compare the public keys with the ones in the prekey store
for (size_t i = 0; i < PREKEY_AMOUNT; i++) {
if (buffer_compare_partial(prekey_list, PUBLIC_KEY_SIZE * i, store->prekeys[i].public_key, 0, PUBLIC_KEY_SIZE) != 0) {
throw(INCORRECT_DATA, "Key list doesn't match the prekey store.");
}
}
printf("Prekey list matches the prekey store!\n");
//get a private key
const size_t prekey_index = 10;
if (buffer_clone(public_prekey, store->prekeys[prekey_index].public_key) != 0) {
throw(BUFFER_ERROR, "Failed to clone public key.");
}
status = prekey_store_get_prekey(store, public_prekey, private_prekey1);
throw_on_error(DATA_FETCH_ERROR, "Failed to get prekey.")
printf("Get a Prekey:\n");
printf("Public key:\n");
print_hex(public_prekey);
printf("Private key:\n");
print_hex(private_prekey1);
putchar('\n');
if (store->deprecated_prekeys == NULL) {
throw(GENERIC_ERROR, "Failed to deprecate requested key.");
}
if ((buffer_compare(public_prekey, store->deprecated_prekeys->public_key) != 0)
|| (buffer_compare(private_prekey1, store->deprecated_prekeys->private_key) != 0)) {
throw(INCORRECT_DATA, "Deprecated key is incorrect.");
}
if (buffer_compare(store->prekeys[prekey_index].public_key, public_prekey) == 0) {
throw(KEYGENERATION_FAILED, "Failed to generate new key for deprecated one.");
}
printf("Successfully deprecated requested key!\n");
//check if the prekey can be obtained from the deprecated keys
status = prekey_store_get_prekey(store, public_prekey, private_prekey2);
throw_on_error(DATA_FETCH_ERROR, "Failed to get key from the deprecated area.");
if (buffer_compare(private_prekey1, private_prekey2) != 0) {
throw(INCORRECT_DATA, "Prekey from the deprecated area didn't match.");
}
printf("Successfully got prekey from the deprecated area!\n");
//try to get a nonexistent key
if (buffer_fill_random(public_prekey, PUBLIC_KEY_SIZE) != 0) {
throw(KEYGENERATION_FAILED, "Failed to generate invalid public prekey.");
}
status = prekey_store_get_prekey(store, public_prekey, private_prekey1);
if (status.status == SUCCESS) {
throw(GENERIC_ERROR, "Didn't complain about invalid public key.");
}
printf("Detected invalid public prekey!\n");
//reset return status
return_status_destroy_errors(&status);
status.status = SUCCESS;
//Protobuf-C export
printf("Protobuf-C export\n");
status = protobuf_export(
store,
&protobuf_export_prekeys,
&protobuf_export_prekeys_size,
&protobuf_export_prekeys_buffers,
&protobuf_export_deprecated_prekeys,
&protobuf_export_deprecated_prekeys_size,
&protobuf_export_deprecated_prekeys_buffers);
throw_on_error(EXPORT_ERROR, "Failed to export prekey store to protobuf.");
printf("Prekeys:\n");
puts("[\n");
for (size_t i = 0; i < protobuf_export_prekeys_size; i++) {
print_hex(protobuf_export_prekeys_buffers[i]);
puts(",\n");
}
puts("]\n\n");
printf("Deprecated Prekeys:\n");
puts("[\n");
for (size_t i = 0; i < protobuf_export_deprecated_prekeys_size; i++) {
print_hex(protobuf_export_deprecated_prekeys_buffers[i]);
puts(",\n");
}
puts("]\n\n");
prekey_store_destroy(store);
store = NULL;
printf("Import from Protobuf-C\n");
status = protobuf_import(
&store,
protobuf_export_prekeys_buffers,
protobuf_export_prekeys_size,
protobuf_export_deprecated_prekeys_buffers,
protobuf_export_deprecated_prekeys_size);
throw_on_error(IMPORT_ERROR, "Failed to import from protobuf.");
printf("Protobuf-C export again\n");
status = protobuf_export(
store,
&protobuf_second_export_prekeys,
&protobuf_second_export_prekeys_size,
&protobuf_second_export_prekeys_buffers,
&protobuf_second_export_deprecated_prekeys,
&protobuf_second_export_deprecated_prekeys_size,
&protobuf_second_export_deprecated_prekeys_buffers);
throw_on_error(EXPORT_ERROR, "Failed to export prekey store to protobuf.");
//compare both prekey lists
printf("Compare normal prekeys\n");
if (protobuf_export_prekeys_size != protobuf_second_export_prekeys_size) {
throw(INCORRECT_DATA, "Both prekey exports contain different amounts of keys.");
}
for (size_t i = 0; i < protobuf_export_prekeys_size; i++) {
if (buffer_compare(protobuf_export_prekeys_buffers[i], protobuf_second_export_prekeys_buffers[i]) != 0) {
throw(INCORRECT_DATA, "First and second prekey export are not identical.");
}
}
//compare both deprecated prekey lists
printf("Compare deprecated prekeys\n");
if (protobuf_export_deprecated_prekeys_size != protobuf_second_export_deprecated_prekeys_size) {
throw(INCORRECT_DATA, "Both depcated prekey exports contain different amounts of keys.");
}
for (size_t i = 0; i < protobuf_export_deprecated_prekeys_size; i++) {
if (buffer_compare(protobuf_export_deprecated_prekeys_buffers[i], protobuf_second_export_deprecated_prekeys_buffers[i]) != 0) {
throw(INCORRECT_DATA, "First and second deprecated prekey export are not identical.");
}
}
//test the automatic deprecation of old keys
if (buffer_clone(public_prekey, store->prekeys[PREKEY_AMOUNT-1].public_key) != 0) {
throw(BUFFER_ERROR, "Failed to clone public key.");
}
store->prekeys[PREKEY_AMOUNT-1].expiration_date -= 365 * 24 * 3600; //one year
store->oldest_expiration_date = store->prekeys[PREKEY_AMOUNT - 1].expiration_date;
status = prekey_store_rotate(store);
throw_on_error(GENERIC_ERROR, "Failed to rotate the prekeys.");
if (buffer_compare(store->deprecated_prekeys->public_key, public_prekey) != 0) {
throw(GENERIC_ERROR, "Failed to deprecate outdated key.");
}
printf("Successfully deprecated outdated key!\n");
//test the automatic removal of old deprecated keys!
if (buffer_clone(public_prekey, store->deprecated_prekeys->next->public_key) != 0) {
throw(BUFFER_ERROR, "Failed to clone public key.");
}
store->deprecated_prekeys->next->expiration_date -= 24 * 3600;
store->oldest_deprecated_expiration_date = store->deprecated_prekeys->next->expiration_date;
status = prekey_store_rotate(store);
throw_on_error(GENERIC_ERROR, "Failed to rotate the prekeys.");
if (store->deprecated_prekeys->next != NULL) {
throw(GENERIC_ERROR, "Failed to remove outdated key.");
}
printf("Successfully removed outdated deprecated key!\n");
status = protobuf_no_deprecated_keys();
throw_on_error(GENERIC_ERROR, "Failed to im-/export a prekey store without deprecated prekeys.");
cleanup:
buffer_destroy_from_heap_and_null_if_valid(public_prekey);
buffer_destroy_from_heap_and_null_if_valid(private_prekey1);
buffer_destroy_from_heap_and_null_if_valid(private_prekey2);
buffer_destroy_from_heap_and_null_if_valid(prekey_list);
prekey_store_destroy(store);
if (protobuf_export_prekeys != NULL) {
for (size_t i = 0; i < protobuf_export_prekeys_size; i++) {
if (protobuf_export_prekeys[i] != NULL) {
prekey__free_unpacked(protobuf_export_prekeys[i], &protobuf_c_allocators);
protobuf_export_prekeys[i] = NULL;
}
}
zeroed_free_and_null_if_valid(protobuf_export_prekeys);
}
if (protobuf_export_deprecated_prekeys != NULL) {
for (size_t i = 0; i < protobuf_export_deprecated_prekeys_size; i++) {
if (protobuf_export_deprecated_prekeys[i] != NULL) {
prekey__free_unpacked(protobuf_export_deprecated_prekeys[i], &protobuf_c_allocators);
protobuf_export_deprecated_prekeys[i] = NULL;
}
}
zeroed_free_and_null_if_valid(protobuf_export_deprecated_prekeys);
}
if (protobuf_export_prekeys_buffers != NULL) {
for (size_t i = 0; i < protobuf_export_prekeys_size; i++) {
buffer_destroy_from_heap_and_null_if_valid(protobuf_export_prekeys_buffers[i]);
}
zeroed_free_and_null_if_valid(protobuf_export_prekeys_buffers);
}
if (protobuf_export_deprecated_prekeys_buffers != NULL) {
for (size_t i = 0; i < protobuf_export_deprecated_prekeys_size; i++) {
buffer_destroy_from_heap_and_null_if_valid(protobuf_export_deprecated_prekeys_buffers[i]);
}
zeroed_free_and_null_if_valid(protobuf_export_deprecated_prekeys_buffers);
}
if (protobuf_second_export_prekeys != NULL) {
for (size_t i = 0; i < protobuf_second_export_prekeys_size; i++) {
if (protobuf_second_export_prekeys[i] != NULL) {
prekey__free_unpacked(protobuf_second_export_prekeys[i], &protobuf_c_allocators);
protobuf_second_export_prekeys[i] = NULL;
}
}
zeroed_free_and_null_if_valid(protobuf_second_export_prekeys);
}
if (protobuf_second_export_deprecated_prekeys != NULL) {
for (size_t i = 0; i < protobuf_second_export_deprecated_prekeys_size; i++) {
if (protobuf_second_export_deprecated_prekeys[i] != NULL) {
prekey__free_unpacked(protobuf_second_export_deprecated_prekeys[i], &protobuf_c_allocators);
protobuf_second_export_deprecated_prekeys[i] = NULL;
}
}
zeroed_free_and_null_if_valid(protobuf_second_export_deprecated_prekeys);
}
if (protobuf_second_export_prekeys_buffers != NULL) {
for (size_t i = 0; i < protobuf_second_export_prekeys_size; i++) {
buffer_destroy_from_heap_and_null_if_valid(protobuf_second_export_prekeys_buffers[i]);
}
zeroed_free_and_null_if_valid(protobuf_second_export_prekeys_buffers);
}
if (protobuf_second_export_deprecated_prekeys_buffers != NULL) {
for (size_t i = 0; i < protobuf_second_export_deprecated_prekeys_size; i++) {
buffer_destroy_from_heap_and_null_if_valid(protobuf_second_export_deprecated_prekeys_buffers[i]);
}
zeroed_free_and_null_if_valid(protobuf_second_export_deprecated_prekeys_buffers);
}
on_error {
print_errors(&status);
}
return_status_destroy_errors(&status);
return status.status;
}
