static int alice_function(void)
{
size_t input_length = current_length;
themis_status_t themis_status;
current_length = sizeof(shared_mem);
themis_status =
secure_comparator_proceed_compare(alice, shared_mem, input_length, shared_mem, ¤t_length);
switch (themis_status) {
case THEMIS_SCOMPARE_SEND_OUTPUT_TO_PEER:
if (0 == current_length) {
testsuite_fail_if(true, "secure_comparator_proceed_compare: invalid output length");
return TEST_STOP_ERROR;
}
return TEST_CONTINUE;
case THEMIS_SUCCESS:
if (current_length > 0) {
testsuite_fail_if(true, "secure_comparator_proceed_compare: invalid output length");
return TEST_STOP_ERROR;
}
return TEST_STOP_SUCCESS;
default:
return TEST_STOP_ERROR;
}
}
static void schedule(void)
{
int (*peer_run)(void) = bob_function;
int res = TEST_CONTINUE;
themis_status_t themis_status;
/* alice starts */
testsuite_fail_unless(THEMIS_INVALID_PARAMETER
== secure_comparator_begin_compare(NULL, shared_mem, ¤t_length),
"secure_comparator_begin_compare: invalid context");
testsuite_fail_unless(THEMIS_BUFFER_TOO_SMALL
== secure_comparator_begin_compare(alice, NULL, ¤t_length),
"secure_comparator_begin_compare: get output size (NULL out buffer)");
current_length--;
testsuite_fail_unless(THEMIS_BUFFER_TOO_SMALL
== secure_comparator_begin_compare(alice, shared_mem, ¤t_length),
"secure_comparator_begin_compare: get output size (small out buffer)");
themis_status = secure_comparator_begin_compare(alice, shared_mem, ¤t_length);
if (THEMIS_SCOMPARE_SEND_OUTPUT_TO_PEER != themis_status) {
testsuite_fail_if(true, "secure_comparator_begin_compare: failed");
return;
}
while (TEST_CONTINUE == res) {
res = peer_run();
peer_run = (peer_run == alice_function) ? bob_function : alice_function;
}
testsuite_fail_if(res, "secure comparator: protocol exchange");
}
static void server_function(void)
{
uint8_t recv_buf[2048];
ssize_t bytes_received;
if (current_length > 0) {
bytes_received = secure_session_receive((server.session), recv_buf, sizeof(recv_buf));
} else {
/* Nothing to receive. Do nothing */
return;
}
if (bytes_received < 0) {
testsuite_fail_if(bytes_received, "secure_session_receive failed");
return;
}
size_t remote_id_length = 0;
if (THEMIS_BUFFER_TOO_SMALL
!= secure_session_get_remote_id(server.session, NULL, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed (length_determination)");
return;
}
uint8_t* remote_id = malloc(remote_id_length);
assert(remote_id);
if (THEMIS_SUCCESS != secure_session_get_remote_id(server.session, remote_id, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed");
free(remote_id);
return;
}
testsuite_fail_unless(remote_id_length == strlen(client.id)
&& 0 == memcmp(remote_id, client.id, strlen(client.id)),
"secure_session remote id getting");
free(remote_id);
if (0 == bytes_received) {
/* This was a key agreement packet. Nothing to do */
return;
}
if (bytes_received > 0) {
/* We received some data. Echo it back to the client. */
ssize_t bytes_sent = secure_session_send((server.session), recv_buf, (size_t)bytes_received);
if (bytes_sent == bytes_received) {
/* Check whether data was indeed encrypted (it should not be the same as in
* data_to_send) */
testsuite_fail_if(((size_t)bytes_sent == current_length)
|| (!memcmp(recv_buf, shared_mem, bytes_sent)),
"secure_session server message wrap");
} else {
testsuite_fail_if(true, "secure_session_send failed");
}
}
}
static void test_basic_flow_no_transport(void)
{
themis_status_t res;
memcpy(&(client.transport), &transport, sizeof(secure_session_user_callbacks_t));
client.transport.user_data = &client;
memcpy(&(server.transport), &transport, sizeof(secure_session_user_callbacks_t));
server.transport.user_data = &server;
client.session = secure_session_create(client.id,
strlen(client.id),
client.priv,
client.priv_length,
&(client.transport));
if (client.session == NULL) {
testsuite_fail_if(false, "secure_session_init failed");
return;
}
server.session = secure_session_create(server.id,
strlen(server.id),
server.priv,
server.priv_length,
&(server.transport));
if (server.session == NULL) {
testsuite_fail_if(false, "secure_session_init failed");
secure_session_destroy((client.session));
return;
}
schedule_no_transport();
res = secure_session_destroy((server.session));
if (res) {
testsuite_fail_if(res, "secure_session_destroy failed");
}
res = secure_session_destroy((client.session));
if (res) {
testsuite_fail_if(res, "secure_session_destroy failed");
}
}
static void schedule_no_transport(void)
{
int res = client_function_no_transport();
while (TEST_CONTINUE == res) {
server_function_no_transport();
res = client_function_no_transport();
}
testsuite_fail_if(res, "secure session: basic flow (no transport)");
}
static void schedule(void)
{
int res = client_function();
while (TEST_CONTINUE == res) {
server_function();
res = client_function();
}
testsuite_fail_if(res, "secure session: basic flow");
}
static void corrupt_bob_step2(secure_comparator_t *bob, const void *input, size_t input_length, void *output, size_t *output_length)
{
/* Let's assume bob is malicious and uses zeroes instead of random numbers */
ge_p3 g2a;
ge_p3 g3a;
ge_p3 g2b;
ge_p3 g3b;
ge_frombytes_vartime(&g2a, (const unsigned char *)input);
ge_frombytes_vartime(&g3a, ((const unsigned char *)input) + (3 * ED25519_GE_LENGTH));
if (THEMIS_SCOMPARE_SEND_OUTPUT_TO_PEER != secure_comparator_proceed_compare(bob, input, input_length, output, output_length))
{
testsuite_fail_if(true, "secure_comparator_proceed_compare failed");
return;
}
memset(bob->rand2, 0, sizeof(bob->rand2));
memset(bob->rand3, 0, sizeof(bob->rand3));
ge_scalarmult_base(&g2b, bob->rand2);
ge_scalarmult_base(&g3b, bob->rand3);
ge_scalarmult_blinded(&(bob->g2), bob->rand2, &g2a);
ge_scalarmult_blinded(&(bob->g3), bob->rand3, &g3a);
memset(bob->rand, 0, sizeof(bob->rand));
ge_scalarmult_blinded(&(bob->P), bob->rand, &(bob->g3));
ge_double_scalarmult_vartime((ge_p2 *)&(bob->Q), bob->secret, &(bob->g2), bob->rand);
ge_p2_to_p3(&(bob->Q), (const ge_p2 *)&(bob->Q));
ge_p3_tobytes((unsigned char *)output, &g2b);
ed_sign(3, bob->rand2, ((unsigned char *)output) + ED25519_GE_LENGTH);
ge_p3_tobytes(((unsigned char *)output) + (3 * ED25519_GE_LENGTH), &g3b);
ed_sign(4, bob->rand3, ((unsigned char *)output) + (4 * ED25519_GE_LENGTH));
ge_p3_tobytes(((unsigned char *)output) + (6 * ED25519_GE_LENGTH), &(bob->P));
ge_p3_tobytes(((unsigned char *)output) + (7 * ED25519_GE_LENGTH), &(bob->Q));
ed_dbl_base_sign(5, bob->rand, bob->secret, &(bob->g2), &(bob->g3), ((unsigned char *)output) + (8 * ED25519_GE_LENGTH));
}
static void test_basic_ka_flow(void)
{
uint8_t key_buffer[KEY_BUFFER_SIZE];
size_t key_buffer_length = sizeof(key_buffer);
uint8_t peer1_shared_secret[SHARED_SECRET_BUFFER_SIZE];
size_t peer1_shared_secret_length = sizeof(peer1_shared_secret);
uint8_t peer2_shared_secret[SHARED_SECRET_BUFFER_SIZE];
size_t peer2_shared_secret_length = sizeof(peer2_shared_secret);
uint8_t peer2_private[SHARED_SECRET_BUFFER_SIZE];
size_t peer2_private_length = sizeof(peer2_private);
soter_status_t res;
soter_asym_ka_t *peer1 = soter_asym_ka_create(SOTER_ASYM_KA_EC_P256);
soter_asym_ka_t *peer2 = soter_asym_ka_create(SOTER_ASYM_KA_EC_P256);
if ((!peer1) || (!peer2))
{
goto err;
}
res = soter_asym_ka_gen_key(peer1);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_gen_key fail");
goto err;
}
res = soter_asym_ka_gen_key(peer2);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_gen_key fail");
goto err;
}
res = soter_asym_ka_export_key(peer2, key_buffer, &key_buffer_length, false);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_export_key fail");
goto err;
}
res = soter_asym_ka_derive(peer1, key_buffer, key_buffer_length, peer1_shared_secret, &peer1_shared_secret_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_derive fail");
goto err;
}
key_buffer_length = sizeof(key_buffer);
res = soter_asym_ka_export_key(peer1, key_buffer, &key_buffer_length, false);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_export_key fail");
goto err;
}
res = soter_asym_ka_derive(peer2, key_buffer, key_buffer_length, peer2_shared_secret, &peer2_shared_secret_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_derive fail");
goto err;
}
testsuite_fail_unless((peer1_shared_secret_length == peer2_shared_secret_length) && !memcmp(peer1_shared_secret, peer2_shared_secret, peer1_shared_secret_length), "Basic ECDH");
res = soter_asym_ka_export_key(peer2, peer2_private, &peer2_private_length, true);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_export_key fail");
goto err;
}
res = soter_asym_ka_destroy(peer2);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_destroy fail");
goto err;
}
peer2 = soter_asym_ka_create(SOTER_ASYM_KA_EC_P256);
if (!peer2)
{
testsuite_fail_if(NULL == peer2, "soter_asym_ka_create fail");
goto err;
}
res = soter_asym_ka_import_key(peer2, peer2_private, peer2_private_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_import_key fail");
goto err;
}
peer2_shared_secret_length = sizeof(peer2_shared_secret);
res = soter_asym_ka_derive(peer2, key_buffer, key_buffer_length, peer2_shared_secret, &peer2_shared_secret_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_derive fail");
goto err;
}
testsuite_fail_unless((peer1_shared_secret_length == peer2_shared_secret_length) && !memcmp(peer1_shared_secret, peer2_shared_secret, peer1_shared_secret_length), "Basic ECDH with imported key");
err:
if (peer1)
{
res = soter_asym_ka_destroy(peer1);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_destroy fail");
}
}
if (peer2)
{
res = soter_asym_ka_destroy(peer2);
if (SOTER_SUCCESS != res)
{
testsuite_fail_unless(SOTER_SUCCESS == res, "soter_asym_ka_destroy fail");
}
}
}
static void secure_comparator_api_test(void)
{
/* setup */
themis_status_t themis_status;
secret_length = rand_int(MAX_SECRET_SIZE);
if (SOTER_SUCCESS != soter_rand(secret, secret_length)) {
testsuite_fail_if(true, "soter_rand failed");
return;
}
/* match */
alice = secure_comparator_create();
if (!alice) {
testsuite_fail_if(true, "secure_comparator_create failed");
return;
}
bob = secure_comparator_create();
if (!bob) {
testsuite_fail_if(true, "secure_comparator_create failed");
secure_comparator_destroy(alice);
alice = NULL;
return;
}
testsuite_fail_unless(THEMIS_INVALID_PARAMETER
== secure_comparator_append_secret(NULL, secret, secret_length),
"secure_comparator_append_secret: invalid context");
testsuite_fail_unless(THEMIS_INVALID_PARAMETER
== secure_comparator_append_secret(alice, NULL, secret_length),
"secure_comparator_append_secret: invalid input buffer");
testsuite_fail_unless(THEMIS_INVALID_PARAMETER == secure_comparator_append_secret(alice, secret, 0),
"secure_comparator_append_secret: invalid input length");
themis_status = secure_comparator_append_secret(alice, secret, secret_length);
if (THEMIS_SUCCESS != themis_status) {
testsuite_fail_if(true, "secure_comparator_append_secret failed");
secure_comparator_destroy(bob);
bob = NULL;
secure_comparator_destroy(alice);
alice = NULL;
return;
}
themis_status = secure_comparator_append_secret(bob, secret, secret_length);
if (THEMIS_SUCCESS != themis_status) {
testsuite_fail_if(true, "secure_comparator_append_secret failed");
secure_comparator_destroy(bob);
bob = NULL;
secure_comparator_destroy(alice);
alice = NULL;
return;
}
schedule();
testsuite_fail_unless((THEMIS_SCOMPARE_MATCH == secure_comparator_get_result(alice))
&& (THEMIS_SCOMPARE_MATCH == secure_comparator_get_result(bob)),
"compare result match");
testsuite_fail_unless(THEMIS_INVALID_PARAMETER == secure_comparator_destroy(NULL),
"secure_comparator_destroy: invalid context");
testsuite_fail_unless(THEMIS_SUCCESS == secure_comparator_destroy(bob),
"secure_comparator_destroy: destroy bob");
testsuite_fail_unless(THEMIS_SUCCESS == secure_comparator_destroy(alice),
"secure_comparator_destroy: destroy alice");
bob = NULL;
alice = NULL;
alice = secure_comparator_create();
if (!alice) {
testsuite_fail_if(true, "secure_comparator_create failed");
return;
}
bob = secure_comparator_create();
if (!bob) {
testsuite_fail_if(true, "secure_comparator_create failed");
secure_comparator_destroy(alice);
alice = NULL;
return;
}
themis_status = secure_comparator_append_secret(alice, secret, secret_length);
if (THEMIS_SUCCESS != themis_status) {
testsuite_fail_if(true, "secure_comparator_append_secret failed");
secure_comparator_destroy(bob);
bob = NULL;
secure_comparator_destroy(alice);
alice = NULL;
return;
}
themis_status = secure_comparator_append_secret(bob, secret, secret_length - 1);
if (THEMIS_SUCCESS != themis_status) {
testsuite_fail_if(true, "secure_comparator_append_secret failed");
secure_comparator_destroy(bob);
bob = NULL;
secure_comparator_destroy(alice);
alice = NULL;
return;
}
schedule();
testsuite_fail_unless((THEMIS_SCOMPARE_NO_MATCH == secure_comparator_get_result(alice))
&& (THEMIS_SCOMPARE_NO_MATCH == secure_comparator_get_result(bob)),
"compare result no match");
testsuite_fail_unless(THEMIS_SUCCESS == secure_comparator_destroy(bob),
"secure_comparator_destroy: destroy bob");
testsuite_fail_unless(THEMIS_SUCCESS == secure_comparator_destroy(alice),
"secure_comparator_destroy: destroy alice");
bob = NULL;
alice = NULL;
}
void secure_comparator_security_test(void)
{
const char alice_secret[] = "alice secret";
const char bob_secret[] = "bob secret";
size_t output_length = sizeof(shared_mem);
secure_comparator_t alice, bob;
if (THEMIS_SUCCESS != secure_comparator_init(&alice))
{
testsuite_fail_if(true, "secure_comparator_init failed");
return;
}
if (THEMIS_SUCCESS != secure_comparator_init(&bob))
{
testsuite_fail_if(true, "secure_comparator_init failed");
return;
}
if (THEMIS_SUCCESS != secure_comparator_append_secret(&alice, alice_secret, sizeof(alice_secret)))
{
testsuite_fail_if(true, "secure_comparator_append_secret failed");
return;
}
if (THEMIS_SUCCESS != secure_comparator_append_secret(&bob, bob_secret, sizeof(bob_secret)))
{
testsuite_fail_if(true, "secure_comparator_append_secret failed");
return;
}
current_length = sizeof(shared_mem);
if (THEMIS_SCOMPARE_SEND_OUTPUT_TO_PEER != secure_comparator_begin_compare(&alice, shared_mem, ¤t_length))
{
testsuite_fail_if(true, "secure_comparator_begin_compare failed");
return;
}
corrupt_alice_step1(&alice, shared_mem);
corrupt_bob_step2(&bob, shared_mem, current_length, shared_mem, &output_length);
current_length = output_length;
output_length = sizeof(shared_mem);
if (THEMIS_SCOMPARE_SEND_OUTPUT_TO_PEER != secure_comparator_proceed_compare(&alice, shared_mem, current_length, shared_mem, &output_length))
{
testsuite_fail_if(true, "secure_comparator_proceed_compare failed");
return;
}
current_length = output_length;
output_length = sizeof(shared_mem);
if (THEMIS_SCOMPARE_SEND_OUTPUT_TO_PEER != secure_comparator_proceed_compare(&bob, shared_mem, current_length, shared_mem, &output_length))
{
testsuite_fail_if(true, "secure_comparator_proceed_compare failed");
return;
}
current_length = output_length;
output_length = sizeof(shared_mem);
if (THEMIS_SUCCESS != secure_comparator_proceed_compare(&alice, shared_mem, current_length, shared_mem, &output_length))
{
testsuite_fail_if(true, "secure_comparator_proceed_compare failed");
return;
}
testsuite_fail_unless((THEMIS_SCOMPARE_NO_MATCH == secure_comparator_get_result(&alice)) && (THEMIS_SCOMPARE_NO_MATCH == secure_comparator_get_result(&bob)), "compare result no match");
}
static int sign_test(soter_sign_alg_t alg)
{
char test_data[]="test message";
size_t test_data_length=strlen(test_data);
soter_sign_ctx_t* ctx=NULL;
uint8_t* signature=NULL;
size_t signature_length=0;
ctx=soter_sign_create(alg,NULL,0,NULL,0);
if(!ctx){
testsuite_fail_if(!ctx, "soter_sign_ctx_t == NULL");
return -1;
}
uint8_t private_key[8192];
size_t private_key_length=sizeof(private_key);
uint8_t public_key[8192];
size_t public_key_length=sizeof(public_key);
soter_status_t res;
res=soter_sign_export_key(ctx, private_key, &private_key_length, true);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS,"soter_sign_export_key (private key) fail");
soter_sign_destroy(ctx);
return -6;
}
res=soter_sign_export_key(ctx, public_key, &public_key_length, false);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS,"soter_sign_export_key (public key) fail");
soter_sign_destroy(ctx);
return -7;
}
res=soter_sign_destroy(ctx);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS,"soter_sign_destroy fail");
return -8;
}
soter_sign_ctx_t* sctx=NULL;
sctx=soter_sign_create(alg,private_key,private_key_length,NULL,0);
if(!sctx){
testsuite_fail_if(!sctx, "soter_sign_ctx_t == NULL 2");
return -1;
}
res=soter_sign_update(sctx, test_data, test_data_length);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS, "soter_sign_update fail");
soter_sign_destroy(sctx);
return -2;
}
res=soter_sign_final(sctx, signature, &signature_length);
if(res!=SOTER_BUFFER_TOO_SMALL){
testsuite_fail_if(res!=SOTER_BUFFER_TOO_SMALL, "soter_sign_final (signature length determine) fail");
soter_sign_destroy(sctx);
return -3;
}
signature=malloc(signature_length);
if(!signature){
testsuite_fail_if(!signature, "out of memory");
soter_sign_destroy(ctx);
return -4;
}
res=soter_sign_final(sctx, signature, &signature_length);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS, "soter_sign_final fail");
soter_sign_destroy(sctx);
return -5;
}
res=soter_sign_destroy(sctx);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS,"soter_sign_destroy fail");
return -8;
}
soter_verify_ctx_t* vctx=NULL;
vctx=soter_verify_create(alg, NULL, 0, public_key, public_key_length);
if(!vctx){
testsuite_fail_if(!vctx, "soter_verify_ctx_t == NULL");
return -9;
}
res=soter_verify_update(vctx, test_data, test_data_length);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS, "soter_verify_update fail");
soter_verify_destroy(vctx);
return -10;
}
res=soter_verify_final(vctx, signature, signature_length);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS, "soter_verify_final fail");
soter_verify_destroy(vctx);
return -11;
}
res=soter_sign_destroy(vctx);
if(res!=SOTER_SUCCESS){
testsuite_fail_if(res!=SOTER_SUCCESS,"soter_sign_destroy fail");
return -12;
}
return 0;
}
static void soter_sign_api_test()
{
uint8_t priv[MAX_TEST_KEY];
size_t priv_length = sizeof(priv);
uint8_t pub[MAX_TEST_KEY];
size_t pub_length = sizeof(pub);
uint8_t message[MAX_TEST_DATA];
size_t message_length = rand_int(MAX_TEST_DATA);
uint8_t signature[MAX_TEST_DATA];
size_t signature_length = sizeof(signature);
soter_status_t res;
if (soter_rand(message, message_length))
{
testsuite_fail_if(true, "soter_rand failed");
return;
}
soter_sign_ctx_t *sign_ctx = soter_sign_create(SOTER_SIGN_ecdsa_none_pkcs8, NULL, 0, NULL, 0);
if (!sign_ctx)
{
testsuite_fail_if(true, "soter_sign_create failed");
return;
}
res = soter_sign_export_key(sign_ctx, priv, &priv_length, true);
if (SOTER_SUCCESS != res)
{
testsuite_fail_if(true, "soter_sign_export_key failed");
soter_sign_destroy(sign_ctx);
return;
}
res = soter_sign_export_key(sign_ctx, pub, &pub_length, false);
if (SOTER_SUCCESS != res)
{
testsuite_fail_if(true, "soter_sign_export_key failed");
soter_sign_destroy(sign_ctx);
return;
}
soter_sign_destroy(sign_ctx);
sign_ctx = soter_sign_create((soter_sign_alg_t)-1, priv, priv_length, NULL, 0);
testsuite_fail_if(sign_ctx, "soter_sign_create: invalid algorithm");
sign_ctx = soter_sign_create(SOTER_SIGN_ecdsa_none_pkcs8, priv, priv_length - 1, NULL, 0);
testsuite_fail_if(sign_ctx, "soter_sign_create: invalid private key length");
sign_ctx = soter_sign_create(SOTER_SIGN_ecdsa_none_pkcs8, priv, priv_length, NULL, 0);
if (!sign_ctx)
{
testsuite_fail_if(true, "soter_sign_create failed");
return;
}
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_sign_update(NULL, message, message_length), "soter_sign_update: invalid context");
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_sign_update(sign_ctx, NULL, message_length), "soter_sign_update: invalid message");
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_sign_update(sign_ctx, message, 0), "soter_sign_update: invalid message length");
res = soter_sign_update(sign_ctx, message, message_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_if(true, "soter_sign_update failed");
soter_sign_destroy(sign_ctx);
return;
}
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_sign_final(NULL, signature, &signature_length), "soter_sign_final: invalid context");
testsuite_fail_unless(SOTER_BUFFER_TOO_SMALL == soter_sign_final(sign_ctx, NULL, &signature_length), "soter_sign_final: get output size (NULL out buffer)");
signature_length--;
testsuite_fail_unless(SOTER_BUFFER_TOO_SMALL == soter_sign_final(sign_ctx, signature, &signature_length), "soter_sign_final: get output size (small out buffer)");
res = soter_sign_final(sign_ctx, signature, &signature_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_if(true, "soter_sign_final failed");
soter_sign_destroy(sign_ctx);
return;
}
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_sign_destroy(NULL), "soter_sign_destroy: invalid context");
res = soter_sign_destroy(sign_ctx);
if (SOTER_SUCCESS != res){
testsuite_fail_if(true, "soter_sign_destroy failed");
return;
}
sign_ctx = soter_verify_create((soter_sign_alg_t)-1, NULL, 0, pub, pub_length);
testsuite_fail_if(sign_ctx, "soter_verify_create: invalid algorithm");
sign_ctx = soter_verify_create(SOTER_SIGN_ecdsa_none_pkcs8, NULL, 0, pub, pub_length - 1);
testsuite_fail_if(sign_ctx, "soter_verify_create: invalid public key length");
sign_ctx = soter_verify_create(SOTER_SIGN_ecdsa_none_pkcs8, NULL, 0, pub, pub_length);
if (!sign_ctx)
{
testsuite_fail_if(true, "soter_verify_create failed");
return;
}
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_verify_update(NULL, message, message_length), "soter_verify_update: invalid context");
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_verify_update(sign_ctx, NULL, message_length), "soter_verify_update: invalid message");
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_verify_update(sign_ctx, message, 0), "soter_verify_update: invalid message length");
res = soter_verify_update(sign_ctx, message, message_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_if(true, "soter_verify_update failed");
soter_verify_destroy(sign_ctx);
return;
}
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_verify_final(NULL, signature, signature_length), "soter_verify_final: invalid context");
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_verify_final(sign_ctx, NULL, signature_length), "soter_verify_final: invalid signature buffer");
testsuite_fail_unless(SOTER_INVALID_SIGNATURE == soter_verify_final(sign_ctx, signature, signature_length - 1), "soter_verify_final: invalid signature length");
signature[signature_length / 2]++;
testsuite_fail_unless(SOTER_INVALID_SIGNATURE == soter_verify_final(sign_ctx, signature, signature_length), "soter_verify_final: invalid signature value");
signature[signature_length / 2]--;
testsuite_fail_unless(SOTER_SUCCESS == soter_verify_final(sign_ctx, signature, signature_length), "soter_verify_final: normal flow");
testsuite_fail_unless(SOTER_INVALID_PARAMETER == soter_verify_destroy(NULL), "soter_verify_destroy: invalid context");
res = soter_verify_destroy(sign_ctx);
if (SOTER_SUCCESS != res)
{
testsuite_fail_if(true, "soter_verify_destroy failed");
return;
}
sign_ctx = soter_verify_create(SOTER_SIGN_ecdsa_none_pkcs8, NULL, 0, pub, pub_length);
if (!sign_ctx)
{
testsuite_fail_if(true, "soter_verify_create failed");
return;
}
message[message_length / 2]++;
res = soter_verify_update(sign_ctx, message, message_length);
if (SOTER_SUCCESS != res)
{
testsuite_fail_if(true, "soter_verify_update failed");
soter_verify_destroy(sign_ctx);
return;
}
message[message_length / 2]--;
testsuite_fail_unless(SOTER_INVALID_SIGNATURE == soter_verify_final(sign_ctx, signature, signature_length), "soter_verify_final: wrong signed message");
soter_verify_destroy(sign_ctx);
}
static void soter_sign_test()
{
testsuite_fail_if(sign_test(SOTER_SIGN_rsa_pss_pkcs8),"soter sign SOTER_SIGN_rsa_pss_pkcs8");
testsuite_fail_if(sign_test(SOTER_SIGN_ecdsa_none_pkcs8),"soter sign SOTER_SIGN_ecdsa_none_pkcs8");
}
static void server_function_no_transport(void)
{
uint8_t recv_buf[2048];
ssize_t bytes_received;
uint8_t processing_buf[2048];
ssize_t processing_buf_size = sizeof(processing_buf);
themis_status_t res;
if (current_length > 0) {
bytes_received = on_receive_data(recv_buf, sizeof(recv_buf), NULL);
res = secure_session_unwrap((server.session),
recv_buf,
bytes_received,
processing_buf,
(size_t*)(&processing_buf_size));
} else {
/* Nothing to receive. Do nothing */
return;
}
size_t remote_id_length = 0;
if (THEMIS_BUFFER_TOO_SMALL
!= secure_session_get_remote_id(server.session, NULL, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed (length_determination)");
return;
}
uint8_t* remote_id = malloc(remote_id_length);
assert(remote_id);
if (THEMIS_SUCCESS != secure_session_get_remote_id(server.session, remote_id, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed");
free(remote_id);
return;
}
testsuite_fail_unless(remote_id_length == strlen(client.id)
&& 0 == memcmp(remote_id, client.id, strlen(client.id)),
"secure_session remote id getting");
free(remote_id);
if ((THEMIS_SSESSION_SEND_OUTPUT_TO_PEER == res) && (processing_buf_size > 0)) {
/* This is key agreement data. Return response to the client. */
on_send_data(processing_buf, processing_buf_size, NULL);
return;
}
if ((THEMIS_SUCCESS == res) && (processing_buf_size > 0)) {
ssize_t bytes_sent = 0;
/* This is actual data. Echo it to the client. */
if (!secure_session_is_established((server.session))) {
/* Should not happen */
testsuite_fail_if(true, "secure_session_unwrap failed");
return;
}
memcpy(recv_buf, processing_buf, (size_t)processing_buf_size);
res = secure_session_wrap((server.session),
recv_buf,
processing_buf_size,
processing_buf,
(size_t*)(&bytes_sent));
if (THEMIS_BUFFER_TOO_SMALL != res) {
testsuite_fail_if(true, "secure_session_wrap failed");
return;
}
res = secure_session_wrap((server.session),
recv_buf,
processing_buf_size,
processing_buf,
(size_t*)(&bytes_sent));
if (THEMIS_SUCCESS != res) {
testsuite_fail_if(true, "secure_session_wrap failed");
return;
}
testsuite_fail_if(processing_buf_size == bytes_sent, "secure_session server message wrap");
on_send_data(processing_buf, bytes_sent, NULL);
return;
}
testsuite_fail_if(true, "secure_session_unwrap failed");
}
static int client_function_no_transport(void)
{
static bool connected = false;
themis_status_t res;
uint8_t recv_buf[2048];
ssize_t bytes_received = 0;
uint8_t processing_buf[2048];
size_t processing_buf_size = 0;
/* Client is not connected yet. Initiate key agreement */
if (!connected) {
res = secure_session_generate_connect_request((client.session),
processing_buf,
(size_t*)(&processing_buf_size));
if (THEMIS_BUFFER_TOO_SMALL != res) {
testsuite_fail_if(res, "secure_session_generate_connect_request failed");
return TEST_STOP_ERROR;
}
res = secure_session_generate_connect_request((client.session),
processing_buf,
(size_t*)(&processing_buf_size));
if (THEMIS_SUCCESS == res) {
/* This test-send function never fails, so we do not check for error here */
on_send_data(processing_buf, processing_buf_size, NULL);
connected = true;
return TEST_CONTINUE;
}
testsuite_fail_if(res, "secure_session_generate_connect_request failed");
return TEST_STOP_ERROR;
}
if (secure_session_is_established((client.session))) {
size_t remote_id_length = 0;
if (THEMIS_BUFFER_TOO_SMALL
!= secure_session_get_remote_id(client.session, NULL, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed (length_determination)");
return TEST_STOP_ERROR;
}
uint8_t* remote_id = malloc(remote_id_length);
assert(remote_id);
if (THEMIS_SUCCESS
!= secure_session_get_remote_id(client.session, remote_id, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed");
free(remote_id);
return TEST_STOP_ERROR;
}
testsuite_fail_unless(remote_id_length == strlen(server.id)
&& 0 == memcmp(remote_id, server.id, strlen(server.id)),
"secure_session remote id getting");
free(remote_id);
static int messages_to_send = MESSAGES_TO_SEND;
/* Connection is already established. */
static uint8_t data_to_send[MAX_MESSAGE_SIZE];
static size_t length_to_send;
processing_buf_size = sizeof(processing_buf);
/* If there is anything to receive, receive it */
if (current_length) {
bytes_received = on_receive_data(recv_buf, sizeof(recv_buf), NULL);
if (bytes_received > 0) {
res = secure_session_unwrap((client.session),
recv_buf,
(size_t)bytes_received,
processing_buf,
(size_t*)(&processing_buf_size));
if (THEMIS_SUCCESS != res) {
testsuite_fail_if(res, "secure_session_unwrap failed");
return TEST_STOP_ERROR;
}
/* The server should echo our previously sent data */
testsuite_fail_if(current_length == (size_t)processing_buf_size,
"secure_session message send/receive");
messages_to_send--;
if (!messages_to_send) {
return TEST_STOP_SUCCESS;
}
} else {
/* We shoud receive something. */
testsuite_fail_if(bytes_received, "secure_session_receive failed");
return TEST_STOP_ERROR;
}
}
length_to_send = rand_int(MAX_MESSAGE_SIZE - 64);
if (THEMIS_SUCCESS != soter_rand(data_to_send, length_to_send)) {
testsuite_fail_if(true, "soter_rand failed");
return TEST_STOP_ERROR;
}
processing_buf_size = sizeof(processing_buf);
res = secure_session_wrap((client.session),
data_to_send,
length_to_send,
processing_buf,
(size_t*)(&processing_buf_size));
if (THEMIS_SUCCESS != res) {
testsuite_fail_if(res, "secure_session_wrap failed");
return TEST_STOP_ERROR;
}
/* This test-send function never fails, so we do not check for error here */
on_send_data(processing_buf, processing_buf_size, NULL);
testsuite_fail_if(length_to_send == current_length, "secure_session client message wrap");
return TEST_CONTINUE;
}
/* Connection is not established. We should receive some key agreement data. */
bytes_received = on_receive_data(recv_buf, sizeof(recv_buf), NULL);
if (bytes_received <= 0) {
testsuite_fail_if(bytes_received, "secure_session_receive failed");
return TEST_STOP_ERROR;
}
res = secure_session_unwrap((client.session),
recv_buf,
bytes_received,
processing_buf,
(size_t*)(&processing_buf_size));
if (THEMIS_SUCCESS == res) {
if (secure_session_is_established((client.session))) {
/* Negotiation completed. Clear the shared memory. */
current_length = 0;
return TEST_CONTINUE;
}
testsuite_fail_if(true, "secure_session_unwrap failed");
return TEST_STOP_ERROR;
}
if (THEMIS_BUFFER_TOO_SMALL != res) {
testsuite_fail_if(true, "secure_session_unwrap failed");
return TEST_STOP_ERROR;
}
res = secure_session_unwrap((client.session),
recv_buf,
bytes_received,
processing_buf,
(size_t*)(&processing_buf_size));
if ((THEMIS_SSESSION_SEND_OUTPUT_TO_PEER == res) && (processing_buf_size > 0)) {
/* This test-send function never fails, so we do not check for error here */
on_send_data(processing_buf, processing_buf_size, NULL);
return TEST_CONTINUE;
}
testsuite_fail_if(true, "secure_session_unwrap failed");
return TEST_STOP_ERROR;
}
static int client_function(void)
{
static bool connected = false;
themis_status_t res;
uint8_t recv_buf[2048];
ssize_t bytes_received;
ssize_t bytes_sent;
/* Client is not connected yet. Initiate key agreement */
if (!connected) {
res = secure_session_connect((client.session));
if (THEMIS_SUCCESS == res) {
connected = true;
return TEST_CONTINUE;
}
testsuite_fail_if(res, "secure_session_connect failed");
return TEST_STOP_ERROR;
}
if (secure_session_is_established(client.session)) {
size_t remote_id_length = 0;
if (THEMIS_BUFFER_TOO_SMALL
!= secure_session_get_remote_id(client.session, NULL, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed (length_determination)");
return TEST_STOP_ERROR;
}
uint8_t* remote_id = malloc(remote_id_length);
assert(remote_id);
if (THEMIS_SUCCESS
!= secure_session_get_remote_id(client.session, remote_id, &remote_id_length)) {
testsuite_fail_if(true, "remote id getting failed");
free(remote_id);
return TEST_STOP_ERROR;
}
testsuite_fail_unless(remote_id_length == strlen(server.id)
&& 0 == memcmp(remote_id, server.id, strlen(server.id)),
"secure_session remote id getting");
free(remote_id);
static int messages_to_send = MESSAGES_TO_SEND;
/* Connection is already established. */
static uint8_t data_to_send[MAX_MESSAGE_SIZE];
static size_t length_to_send;
/* If there is anything to receive, receive it */
if (current_length) {
bytes_received = secure_session_receive(client.session, recv_buf, sizeof(recv_buf));
if (bytes_received > 0) {
/* The server should echo our previously sent data */
testsuite_fail_unless((length_to_send == (size_t)bytes_received)
&& (!memcmp(recv_buf, data_to_send, bytes_received)),
"secure_session message send/receive");
messages_to_send--;
if (!messages_to_send) {
return TEST_STOP_SUCCESS;
}
} else {
/* We shoud receive something. */
testsuite_fail_if(bytes_received, "secure_session_receive failed");
return TEST_STOP_ERROR;
}
}
length_to_send = rand_int(MAX_MESSAGE_SIZE);
if (THEMIS_SUCCESS != soter_rand(data_to_send, length_to_send)) {
testsuite_fail_if(true, "soter_rand failed");
return TEST_STOP_ERROR;
}
bytes_sent = secure_session_send((client.session), data_to_send, length_to_send);
if (bytes_sent > 0) {
/* Check whether data was indeed encrypted (it should not be the same as in
* data_to_send) */
testsuite_fail_if((length_to_send == current_length)
|| (!memcmp(data_to_send, shared_mem, length_to_send)),
"secure_session client message wrap");
return TEST_CONTINUE;
}
testsuite_fail_if(true, "secure_session_send failed");
return TEST_STOP_ERROR;
}
/* Connection is not established. We should receive some key agreement data. */
bytes_received = secure_session_receive((client.session), recv_buf, sizeof(recv_buf));
/* When key agreement data is received and processed client gets 0 in return value (no data
* for client is received) */
if (bytes_received) {
testsuite_fail_if(bytes_received, "secure_session_receive failed");
return TEST_STOP_ERROR;
}
if (secure_session_is_established((client.session))) {
/* Negotiation completed. Clear the shared memory. */
current_length = 0;
}
return TEST_CONTINUE;
}