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sslapitest.c
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sslapitest.c
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/*
* Copyright 2016-2020 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/*
* We need access to the deprecated low level HMAC APIs for legacy purposes
* when the deprecated calls are not hidden
*/
#ifndef OPENSSL_NO_DEPRECATED_3_0
# define OPENSSL_SUPPRESS_DEPRECATED
#endif
#include <stdio.h>
#include <string.h>
#include <openssl/opensslconf.h>
#include <openssl/bio.h>
#include <openssl/crypto.h>
#include <openssl/ssl.h>
#include <openssl/ocsp.h>
#include <openssl/srp.h>
#include <openssl/txt_db.h>
#include <openssl/aes.h>
#include <openssl/rand.h>
#include <openssl/core_names.h>
#include <openssl/provider.h>
#include "ssltestlib.h"
#include "testutil.h"
#include "testutil/output.h"
#include "internal/nelem.h"
#include "internal/ktls.h"
#include "../ssl/ssl_local.h"
DEFINE_STACK_OF(OCSP_RESPID)
DEFINE_STACK_OF(X509)
DEFINE_STACK_OF(X509_NAME)
static OPENSSL_CTX *libctx = NULL;
static OSSL_PROVIDER *defctxnull = NULL;
#ifndef OPENSSL_NO_TLS1_3
static SSL_SESSION *clientpsk = NULL;
static SSL_SESSION *serverpsk = NULL;
static const char *pskid = "Identity";
static const char *srvid;
static int use_session_cb(SSL *ssl, const EVP_MD *md, const unsigned char **id,
size_t *idlen, SSL_SESSION **sess);
static int find_session_cb(SSL *ssl, const unsigned char *identity,
size_t identity_len, SSL_SESSION **sess);
static int use_session_cb_cnt = 0;
static int find_session_cb_cnt = 0;
static SSL_SESSION *create_a_psk(SSL *ssl);
#endif
static char *certsdir = NULL;
static char *cert = NULL;
static char *privkey = NULL;
static char *srpvfile = NULL;
static char *tmpfilename = NULL;
static int is_fips = 0;
#define LOG_BUFFER_SIZE 2048
static char server_log_buffer[LOG_BUFFER_SIZE + 1] = {0};
static size_t server_log_buffer_index = 0;
static char client_log_buffer[LOG_BUFFER_SIZE + 1] = {0};
static size_t client_log_buffer_index = 0;
static int error_writing_log = 0;
#ifndef OPENSSL_NO_OCSP
static const unsigned char orespder[] = "Dummy OCSP Response";
static int ocsp_server_called = 0;
static int ocsp_client_called = 0;
static int cdummyarg = 1;
static X509 *ocspcert = NULL;
#endif
#define NUM_EXTRA_CERTS 40
#define CLIENT_VERSION_LEN 2
/*
* This structure is used to validate that the correct number of log messages
* of various types are emitted when emitting secret logs.
*/
struct sslapitest_log_counts {
unsigned int rsa_key_exchange_count;
unsigned int master_secret_count;
unsigned int client_early_secret_count;
unsigned int client_handshake_secret_count;
unsigned int server_handshake_secret_count;
unsigned int client_application_secret_count;
unsigned int server_application_secret_count;
unsigned int early_exporter_secret_count;
unsigned int exporter_secret_count;
};
static unsigned char serverinfov1[] = {
0xff, 0xff, /* Dummy extension type */
0x00, 0x01, /* Extension length is 1 byte */
0xff /* Dummy extension data */
};
static unsigned char serverinfov2[] = {
0x00, 0x00, 0x00,
(unsigned char)(SSL_EXT_CLIENT_HELLO & 0xff), /* Dummy context - 4 bytes */
0xff, 0xff, /* Dummy extension type */
0x00, 0x01, /* Extension length is 1 byte */
0xff /* Dummy extension data */
};
static int hostname_cb(SSL *s, int *al, void *arg)
{
const char *hostname = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
if (hostname != NULL && (strcmp(hostname, "goodhost") == 0
|| strcmp(hostname, "altgoodhost") == 0))
return SSL_TLSEXT_ERR_OK;
return SSL_TLSEXT_ERR_NOACK;
}
static void client_keylog_callback(const SSL *ssl, const char *line)
{
int line_length = strlen(line);
/* If the log doesn't fit, error out. */
if (client_log_buffer_index + line_length > sizeof(client_log_buffer) - 1) {
TEST_info("Client log too full");
error_writing_log = 1;
return;
}
strcat(client_log_buffer, line);
client_log_buffer_index += line_length;
client_log_buffer[client_log_buffer_index++] = '\n';
}
static void server_keylog_callback(const SSL *ssl, const char *line)
{
int line_length = strlen(line);
/* If the log doesn't fit, error out. */
if (server_log_buffer_index + line_length > sizeof(server_log_buffer) - 1) {
TEST_info("Server log too full");
error_writing_log = 1;
return;
}
strcat(server_log_buffer, line);
server_log_buffer_index += line_length;
server_log_buffer[server_log_buffer_index++] = '\n';
}
static int compare_hex_encoded_buffer(const char *hex_encoded,
size_t hex_length,
const uint8_t *raw,
size_t raw_length)
{
size_t i, j;
char hexed[3];
if (!TEST_size_t_eq(raw_length * 2, hex_length))
return 1;
for (i = j = 0; i < raw_length && j + 1 < hex_length; i++, j += 2) {
sprintf(hexed, "%02x", raw[i]);
if (!TEST_int_eq(hexed[0], hex_encoded[j])
|| !TEST_int_eq(hexed[1], hex_encoded[j + 1]))
return 1;
}
return 0;
}
static int test_keylog_output(char *buffer, const SSL *ssl,
const SSL_SESSION *session,
struct sslapitest_log_counts *expected)
{
char *token = NULL;
unsigned char actual_client_random[SSL3_RANDOM_SIZE] = {0};
size_t client_random_size = SSL3_RANDOM_SIZE;
unsigned char actual_master_key[SSL_MAX_MASTER_KEY_LENGTH] = {0};
size_t master_key_size = SSL_MAX_MASTER_KEY_LENGTH;
unsigned int rsa_key_exchange_count = 0;
unsigned int master_secret_count = 0;
unsigned int client_early_secret_count = 0;
unsigned int client_handshake_secret_count = 0;
unsigned int server_handshake_secret_count = 0;
unsigned int client_application_secret_count = 0;
unsigned int server_application_secret_count = 0;
unsigned int early_exporter_secret_count = 0;
unsigned int exporter_secret_count = 0;
for (token = strtok(buffer, " \n"); token != NULL;
token = strtok(NULL, " \n")) {
if (strcmp(token, "RSA") == 0) {
/*
* Premaster secret. Tokens should be: 16 ASCII bytes of
* hex-encoded encrypted secret, then the hex-encoded pre-master
* secret.
*/
if (!TEST_ptr(token = strtok(NULL, " \n")))
return 0;
if (!TEST_size_t_eq(strlen(token), 16))
return 0;
if (!TEST_ptr(token = strtok(NULL, " \n")))
return 0;
/*
* We can't sensibly check the log because the premaster secret is
* transient, and OpenSSL doesn't keep hold of it once the master
* secret is generated.
*/
rsa_key_exchange_count++;
} else if (strcmp(token, "CLIENT_RANDOM") == 0) {
/*
* Master secret. Tokens should be: 64 ASCII bytes of hex-encoded
* client random, then the hex-encoded master secret.
*/
client_random_size = SSL_get_client_random(ssl,
actual_client_random,
SSL3_RANDOM_SIZE);
if (!TEST_size_t_eq(client_random_size, SSL3_RANDOM_SIZE))
return 0;
if (!TEST_ptr(token = strtok(NULL, " \n")))
return 0;
if (!TEST_size_t_eq(strlen(token), 64))
return 0;
if (!TEST_false(compare_hex_encoded_buffer(token, 64,
actual_client_random,
client_random_size)))
return 0;
if (!TEST_ptr(token = strtok(NULL, " \n")))
return 0;
master_key_size = SSL_SESSION_get_master_key(session,
actual_master_key,
master_key_size);
if (!TEST_size_t_ne(master_key_size, 0))
return 0;
if (!TEST_false(compare_hex_encoded_buffer(token, strlen(token),
actual_master_key,
master_key_size)))
return 0;
master_secret_count++;
} else if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0
|| strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0
|| strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0
|| strcmp(token, "CLIENT_TRAFFIC_SECRET_0") == 0
|| strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0
|| strcmp(token, "EARLY_EXPORTER_SECRET") == 0
|| strcmp(token, "EXPORTER_SECRET") == 0) {
/*
* TLSv1.3 secret. Tokens should be: 64 ASCII bytes of hex-encoded
* client random, and then the hex-encoded secret. In this case,
* we treat all of these secrets identically and then just
* distinguish between them when counting what we saw.
*/
if (strcmp(token, "CLIENT_EARLY_TRAFFIC_SECRET") == 0)
client_early_secret_count++;
else if (strcmp(token, "CLIENT_HANDSHAKE_TRAFFIC_SECRET") == 0)
client_handshake_secret_count++;
else if (strcmp(token, "SERVER_HANDSHAKE_TRAFFIC_SECRET") == 0)
server_handshake_secret_count++;
else if (strcmp(token, "CLIENT_TRAFFIC_SECRET_0") == 0)
client_application_secret_count++;
else if (strcmp(token, "SERVER_TRAFFIC_SECRET_0") == 0)
server_application_secret_count++;
else if (strcmp(token, "EARLY_EXPORTER_SECRET") == 0)
early_exporter_secret_count++;
else if (strcmp(token, "EXPORTER_SECRET") == 0)
exporter_secret_count++;
client_random_size = SSL_get_client_random(ssl,
actual_client_random,
SSL3_RANDOM_SIZE);
if (!TEST_size_t_eq(client_random_size, SSL3_RANDOM_SIZE))
return 0;
if (!TEST_ptr(token = strtok(NULL, " \n")))
return 0;
if (!TEST_size_t_eq(strlen(token), 64))
return 0;
if (!TEST_false(compare_hex_encoded_buffer(token, 64,
actual_client_random,
client_random_size)))
return 0;
if (!TEST_ptr(token = strtok(NULL, " \n")))
return 0;
/*
* TODO(TLS1.3): test that application traffic secrets are what
* we expect */
} else {
TEST_info("Unexpected token %s\n", token);
return 0;
}
}
/* Got what we expected? */
if (!TEST_size_t_eq(rsa_key_exchange_count,
expected->rsa_key_exchange_count)
|| !TEST_size_t_eq(master_secret_count,
expected->master_secret_count)
|| !TEST_size_t_eq(client_early_secret_count,
expected->client_early_secret_count)
|| !TEST_size_t_eq(client_handshake_secret_count,
expected->client_handshake_secret_count)
|| !TEST_size_t_eq(server_handshake_secret_count,
expected->server_handshake_secret_count)
|| !TEST_size_t_eq(client_application_secret_count,
expected->client_application_secret_count)
|| !TEST_size_t_eq(server_application_secret_count,
expected->server_application_secret_count)
|| !TEST_size_t_eq(early_exporter_secret_count,
expected->early_exporter_secret_count)
|| !TEST_size_t_eq(exporter_secret_count,
expected->exporter_secret_count))
return 0;
return 1;
}
#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3)
static int test_keylog(void)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
int testresult = 0;
struct sslapitest_log_counts expected;
/* Clean up logging space */
memset(&expected, 0, sizeof(expected));
memset(client_log_buffer, 0, sizeof(client_log_buffer));
memset(server_log_buffer, 0, sizeof(server_log_buffer));
client_log_buffer_index = 0;
server_log_buffer_index = 0;
error_writing_log = 0;
if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(),
TLS_client_method(),
TLS1_VERSION, 0,
&sctx, &cctx, cert, privkey)))
return 0;
/* We cannot log the master secret for TLSv1.3, so we should forbid it. */
SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3);
SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3);
/* We also want to ensure that we use RSA-based key exchange. */
if (!TEST_true(SSL_CTX_set_cipher_list(cctx, "RSA")))
goto end;
if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == NULL)
|| !TEST_true(SSL_CTX_get_keylog_callback(sctx) == NULL))
goto end;
SSL_CTX_set_keylog_callback(cctx, client_keylog_callback);
if (!TEST_true(SSL_CTX_get_keylog_callback(cctx)
== client_keylog_callback))
goto end;
SSL_CTX_set_keylog_callback(sctx, server_keylog_callback);
if (!TEST_true(SSL_CTX_get_keylog_callback(sctx)
== server_keylog_callback))
goto end;
/* Now do a handshake and check that the logs have been written to. */
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
&clientssl, NULL, NULL))
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE))
|| !TEST_false(error_writing_log)
|| !TEST_int_gt(client_log_buffer_index, 0)
|| !TEST_int_gt(server_log_buffer_index, 0))
goto end;
/*
* Now we want to test that our output data was vaguely sensible. We
* do that by using strtok and confirming that we have more or less the
* data we expect. For both client and server, we expect to see one master
* secret. The client should also see a RSA key exchange.
*/
expected.rsa_key_exchange_count = 1;
expected.master_secret_count = 1;
if (!TEST_true(test_keylog_output(client_log_buffer, clientssl,
SSL_get_session(clientssl), &expected)))
goto end;
expected.rsa_key_exchange_count = 0;
if (!TEST_true(test_keylog_output(server_log_buffer, serverssl,
SSL_get_session(serverssl), &expected)))
goto end;
testresult = 1;
end:
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
return testresult;
}
#endif
#ifndef OPENSSL_NO_TLS1_3
static int test_keylog_no_master_key(void)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
SSL_SESSION *sess = NULL;
int testresult = 0;
struct sslapitest_log_counts expected;
unsigned char buf[1];
size_t readbytes, written;
/* Clean up logging space */
memset(&expected, 0, sizeof(expected));
memset(client_log_buffer, 0, sizeof(client_log_buffer));
memset(server_log_buffer, 0, sizeof(server_log_buffer));
client_log_buffer_index = 0;
server_log_buffer_index = 0;
error_writing_log = 0;
if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(),
TLS_client_method(), TLS1_VERSION, 0,
&sctx, &cctx, cert, privkey))
|| !TEST_true(SSL_CTX_set_max_early_data(sctx,
SSL3_RT_MAX_PLAIN_LENGTH)))
return 0;
if (!TEST_true(SSL_CTX_get_keylog_callback(cctx) == NULL)
|| !TEST_true(SSL_CTX_get_keylog_callback(sctx) == NULL))
goto end;
SSL_CTX_set_keylog_callback(cctx, client_keylog_callback);
if (!TEST_true(SSL_CTX_get_keylog_callback(cctx)
== client_keylog_callback))
goto end;
SSL_CTX_set_keylog_callback(sctx, server_keylog_callback);
if (!TEST_true(SSL_CTX_get_keylog_callback(sctx)
== server_keylog_callback))
goto end;
/* Now do a handshake and check that the logs have been written to. */
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
&clientssl, NULL, NULL))
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE))
|| !TEST_false(error_writing_log))
goto end;
/*
* Now we want to test that our output data was vaguely sensible. For this
* test, we expect no CLIENT_RANDOM entry because it doesn't make sense for
* TLSv1.3, but we do expect both client and server to emit keys.
*/
expected.client_handshake_secret_count = 1;
expected.server_handshake_secret_count = 1;
expected.client_application_secret_count = 1;
expected.server_application_secret_count = 1;
expected.exporter_secret_count = 1;
if (!TEST_true(test_keylog_output(client_log_buffer, clientssl,
SSL_get_session(clientssl), &expected))
|| !TEST_true(test_keylog_output(server_log_buffer, serverssl,
SSL_get_session(serverssl),
&expected)))
goto end;
/* Terminate old session and resume with early data. */
sess = SSL_get1_session(clientssl);
SSL_shutdown(clientssl);
SSL_shutdown(serverssl);
SSL_free(serverssl);
SSL_free(clientssl);
serverssl = clientssl = NULL;
/* Reset key log */
memset(client_log_buffer, 0, sizeof(client_log_buffer));
memset(server_log_buffer, 0, sizeof(server_log_buffer));
client_log_buffer_index = 0;
server_log_buffer_index = 0;
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
&clientssl, NULL, NULL))
|| !TEST_true(SSL_set_session(clientssl, sess))
/* Here writing 0 length early data is enough. */
|| !TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written))
|| !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
&readbytes),
SSL_READ_EARLY_DATA_ERROR)
|| !TEST_int_eq(SSL_get_early_data_status(serverssl),
SSL_EARLY_DATA_ACCEPTED)
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE))
|| !TEST_true(SSL_session_reused(clientssl)))
goto end;
/* In addition to the previous entries, expect early secrets. */
expected.client_early_secret_count = 1;
expected.early_exporter_secret_count = 1;
if (!TEST_true(test_keylog_output(client_log_buffer, clientssl,
SSL_get_session(clientssl), &expected))
|| !TEST_true(test_keylog_output(server_log_buffer, serverssl,
SSL_get_session(serverssl),
&expected)))
goto end;
testresult = 1;
end:
SSL_SESSION_free(sess);
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
return testresult;
}
#endif
#ifndef OPENSSL_NO_TLS1_2
static int full_client_hello_callback(SSL *s, int *al, void *arg)
{
int *ctr = arg;
const unsigned char *p;
int *exts;
/* We only configure two ciphers, but the SCSV is added automatically. */
#ifdef OPENSSL_NO_EC
const unsigned char expected_ciphers[] = {0x00, 0x9d, 0x00, 0xff};
#else
const unsigned char expected_ciphers[] = {0x00, 0x9d, 0xc0,
0x2c, 0x00, 0xff};
#endif
const int expected_extensions[] = {
#ifndef OPENSSL_NO_EC
11, 10,
#endif
35, 22, 23, 13};
size_t len;
/* Make sure we can defer processing and get called back. */
if ((*ctr)++ == 0)
return SSL_CLIENT_HELLO_RETRY;
len = SSL_client_hello_get0_ciphers(s, &p);
if (!TEST_mem_eq(p, len, expected_ciphers, sizeof(expected_ciphers))
|| !TEST_size_t_eq(
SSL_client_hello_get0_compression_methods(s, &p), 1)
|| !TEST_int_eq(*p, 0))
return SSL_CLIENT_HELLO_ERROR;
if (!SSL_client_hello_get1_extensions_present(s, &exts, &len))
return SSL_CLIENT_HELLO_ERROR;
if (len != OSSL_NELEM(expected_extensions) ||
memcmp(exts, expected_extensions, len * sizeof(*exts)) != 0) {
printf("ClientHello callback expected extensions mismatch\n");
OPENSSL_free(exts);
return SSL_CLIENT_HELLO_ERROR;
}
OPENSSL_free(exts);
return SSL_CLIENT_HELLO_SUCCESS;
}
static int test_client_hello_cb(void)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
int testctr = 0, testresult = 0;
if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(),
TLS_client_method(), TLS1_VERSION, 0,
&sctx, &cctx, cert, privkey)))
goto end;
SSL_CTX_set_client_hello_cb(sctx, full_client_hello_callback, &testctr);
/* The gimpy cipher list we configure can't do TLS 1.3. */
SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION);
if (!TEST_true(SSL_CTX_set_cipher_list(cctx,
"AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384"))
|| !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
&clientssl, NULL, NULL))
|| !TEST_false(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_WANT_CLIENT_HELLO_CB))
/*
* Passing a -1 literal is a hack since
* the real value was lost.
* */
|| !TEST_int_eq(SSL_get_error(serverssl, -1),
SSL_ERROR_WANT_CLIENT_HELLO_CB)
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE)))
goto end;
testresult = 1;
end:
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
return testresult;
}
static int test_no_ems(void)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
int testresult = 0;
if (!create_ssl_ctx_pair(libctx, TLS_server_method(), TLS_client_method(),
TLS1_VERSION, TLS1_2_VERSION,
&sctx, &cctx, cert, privkey)) {
printf("Unable to create SSL_CTX pair\n");
goto end;
}
SSL_CTX_set_options(sctx, SSL_OP_NO_EXTENDED_MASTER_SECRET);
if (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {
printf("Unable to create SSL objects\n");
goto end;
}
if (!create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)) {
printf("Creating SSL connection failed\n");
goto end;
}
if (SSL_get_extms_support(serverssl)) {
printf("Server reports Extended Master Secret support\n");
goto end;
}
if (SSL_get_extms_support(clientssl)) {
printf("Client reports Extended Master Secret support\n");
goto end;
}
testresult = 1;
end:
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
return testresult;
}
/*
* Very focused test to exercise a single case in the server-side state
* machine, when the ChangeCipherState message needs to actually change
* from one cipher to a different cipher (i.e., not changing from null
* encryption to real encryption).
*/
static int test_ccs_change_cipher(void)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
SSL_SESSION *sess = NULL, *sesspre, *sesspost;
int testresult = 0;
int i;
unsigned char buf;
size_t readbytes;
/*
* Create a conection so we can resume and potentially (but not) use
* a different cipher in the second connection.
*/
if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(),
TLS_client_method(),
TLS1_VERSION, TLS1_2_VERSION,
&sctx, &cctx, cert, privkey))
|| !TEST_true(SSL_CTX_set_options(sctx, SSL_OP_NO_TICKET))
|| !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
NULL, NULL))
|| !TEST_true(SSL_set_cipher_list(clientssl, "AES128-GCM-SHA256"))
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE))
|| !TEST_ptr(sesspre = SSL_get0_session(serverssl))
|| !TEST_ptr(sess = SSL_get1_session(clientssl)))
goto end;
shutdown_ssl_connection(serverssl, clientssl);
serverssl = clientssl = NULL;
/* Resume, preferring a different cipher. Our server will force the
* same cipher to be used as the initial handshake. */
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
NULL, NULL))
|| !TEST_true(SSL_set_session(clientssl, sess))
|| !TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384:AES128-GCM-SHA256"))
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE))
|| !TEST_true(SSL_session_reused(clientssl))
|| !TEST_true(SSL_session_reused(serverssl))
|| !TEST_ptr(sesspost = SSL_get0_session(serverssl))
|| !TEST_ptr_eq(sesspre, sesspost)
|| !TEST_int_eq(TLS1_CK_RSA_WITH_AES_128_GCM_SHA256,
SSL_CIPHER_get_id(SSL_get_current_cipher(clientssl))))
goto end;
shutdown_ssl_connection(serverssl, clientssl);
serverssl = clientssl = NULL;
/*
* Now create a fresh connection and try to renegotiate a different
* cipher on it.
*/
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
NULL, NULL))
|| !TEST_true(SSL_set_cipher_list(clientssl, "AES128-GCM-SHA256"))
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE))
|| !TEST_ptr(sesspre = SSL_get0_session(serverssl))
|| !TEST_true(SSL_set_cipher_list(clientssl, "AES256-GCM-SHA384"))
|| !TEST_true(SSL_renegotiate(clientssl))
|| !TEST_true(SSL_renegotiate_pending(clientssl)))
goto end;
/* Actually drive the renegotiation. */
for (i = 0; i < 3; i++) {
if (SSL_read_ex(clientssl, &buf, sizeof(buf), &readbytes) > 0) {
if (!TEST_ulong_eq(readbytes, 0))
goto end;
} else if (!TEST_int_eq(SSL_get_error(clientssl, 0),
SSL_ERROR_WANT_READ)) {
goto end;
}
if (SSL_read_ex(serverssl, &buf, sizeof(buf), &readbytes) > 0) {
if (!TEST_ulong_eq(readbytes, 0))
goto end;
} else if (!TEST_int_eq(SSL_get_error(serverssl, 0),
SSL_ERROR_WANT_READ)) {
goto end;
}
}
/* sesspre and sesspost should be different since the cipher changed. */
if (!TEST_false(SSL_renegotiate_pending(clientssl))
|| !TEST_false(SSL_session_reused(clientssl))
|| !TEST_false(SSL_session_reused(serverssl))
|| !TEST_ptr(sesspost = SSL_get0_session(serverssl))
|| !TEST_ptr_ne(sesspre, sesspost)
|| !TEST_int_eq(TLS1_CK_RSA_WITH_AES_256_GCM_SHA384,
SSL_CIPHER_get_id(SSL_get_current_cipher(clientssl))))
goto end;
shutdown_ssl_connection(serverssl, clientssl);
serverssl = clientssl = NULL;
testresult = 1;
end:
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
SSL_SESSION_free(sess);
return testresult;
}
#endif
static int execute_test_large_message(const SSL_METHOD *smeth,
const SSL_METHOD *cmeth,
int min_version, int max_version,
int read_ahead)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
int testresult = 0;
int i;
BIO *certbio = NULL;
X509 *chaincert = NULL;
int certlen;
if (!TEST_ptr(certbio = BIO_new_file(cert, "r")))
goto end;
chaincert = PEM_read_bio_X509(certbio, NULL, NULL, NULL);
BIO_free(certbio);
certbio = NULL;
if (!TEST_ptr(chaincert))
goto end;
if (!TEST_true(create_ssl_ctx_pair(libctx, smeth, cmeth, min_version,
max_version, &sctx, &cctx, cert,
privkey)))
goto end;
if (read_ahead) {
/*
* Test that read_ahead works correctly when dealing with large
* records
*/
SSL_CTX_set_read_ahead(cctx, 1);
}
/*
* We assume the supplied certificate is big enough so that if we add
* NUM_EXTRA_CERTS it will make the overall message large enough. The
* default buffer size is requested to be 16k, but due to the way BUF_MEM
* works, it ends up allocating a little over 21k (16 * 4/3). So, in this
* test we need to have a message larger than that.
*/
certlen = i2d_X509(chaincert, NULL);
OPENSSL_assert(certlen * NUM_EXTRA_CERTS >
(SSL3_RT_MAX_PLAIN_LENGTH * 4) / 3);
for (i = 0; i < NUM_EXTRA_CERTS; i++) {
if (!X509_up_ref(chaincert))
goto end;
if (!SSL_CTX_add_extra_chain_cert(sctx, chaincert)) {
X509_free(chaincert);
goto end;
}
}
if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
NULL, NULL))
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE)))
goto end;
/*
* Calling SSL_clear() first is not required but this tests that SSL_clear()
* doesn't leak.
*/
if (!TEST_true(SSL_clear(serverssl)))
goto end;
testresult = 1;
end:
X509_free(chaincert);
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
SSL_CTX_free(cctx);
return testresult;
}
#if !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_KTLS) \
&& !defined(OPENSSL_NO_SOCK)
/* sock must be connected */
static int ktls_chk_platform(int sock)
{
if (!ktls_enable(sock))
return 0;
return 1;
}
static int ping_pong_query(SSL *clientssl, SSL *serverssl, int cfd, int sfd)
{
static char count = 1;
unsigned char cbuf[16000] = {0};
unsigned char sbuf[16000];
size_t err = 0;
char crec_wseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
char crec_wseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
char crec_rseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
char crec_rseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
char srec_wseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
char srec_wseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
char srec_rseq_before[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
char srec_rseq_after[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
cbuf[0] = count++;
memcpy(crec_wseq_before, &clientssl->rlayer.write_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
memcpy(crec_rseq_before, &clientssl->rlayer.read_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
memcpy(srec_wseq_before, &serverssl->rlayer.write_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
memcpy(srec_rseq_before, &serverssl->rlayer.read_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
if (!TEST_true(SSL_write(clientssl, cbuf, sizeof(cbuf)) == sizeof(cbuf)))
goto end;
while ((err = SSL_read(serverssl, &sbuf, sizeof(sbuf))) != sizeof(sbuf)) {
if (SSL_get_error(serverssl, err) != SSL_ERROR_WANT_READ) {
goto end;
}
}
if (!TEST_true(SSL_write(serverssl, sbuf, sizeof(sbuf)) == sizeof(sbuf)))
goto end;
while ((err = SSL_read(clientssl, &cbuf, sizeof(cbuf))) != sizeof(cbuf)) {
if (SSL_get_error(clientssl, err) != SSL_ERROR_WANT_READ) {
goto end;
}
}
memcpy(crec_wseq_after, &clientssl->rlayer.write_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
memcpy(crec_rseq_after, &clientssl->rlayer.read_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
memcpy(srec_wseq_after, &serverssl->rlayer.write_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
memcpy(srec_rseq_after, &serverssl->rlayer.read_sequence,
TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE);
/* verify the payload */
if (!TEST_mem_eq(cbuf, sizeof(cbuf), sbuf, sizeof(sbuf)))
goto end;
/* ktls is used then kernel sequences are used instead of OpenSSL sequences */
if (clientssl->mode & SSL_MODE_NO_KTLS_TX) {
if (!TEST_mem_ne(crec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
crec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
} else {
if (!TEST_mem_eq(crec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
crec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
}
if (serverssl->mode & SSL_MODE_NO_KTLS_TX) {
if (!TEST_mem_ne(srec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
srec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
} else {
if (!TEST_mem_eq(srec_wseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
srec_wseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
}
if (clientssl->mode & SSL_MODE_NO_KTLS_RX) {
if (!TEST_mem_ne(crec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
crec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
} else {
if (!TEST_mem_eq(crec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
crec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
}
if (serverssl->mode & SSL_MODE_NO_KTLS_RX) {
if (!TEST_mem_ne(srec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
srec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
} else {
if (!TEST_mem_eq(srec_rseq_before, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE,
srec_rseq_after, TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE))
goto end;
}
return 1;
end:
return 0;
}
static int execute_test_ktls(int cis_ktls_tx, int cis_ktls_rx,
int sis_ktls_tx, int sis_ktls_rx)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
int testresult = 0;
int cfd, sfd;
if (!TEST_true(create_test_sockets(&cfd, &sfd)))
goto end;
/* Skip this test if the platform does not support ktls */
if (!ktls_chk_platform(cfd))
return 1;
/* Create a session based on SHA-256 */
if (!TEST_true(create_ssl_ctx_pair(libctx, TLS_server_method(),
TLS_client_method(),
TLS1_2_VERSION, TLS1_2_VERSION,
&sctx, &cctx, cert, privkey))
|| !TEST_true(SSL_CTX_set_cipher_list(cctx,
"AES128-GCM-SHA256"))
|| !TEST_true(create_ssl_objects2(sctx, cctx, &serverssl,
&clientssl, sfd, cfd)))
goto end;
if (!cis_ktls_tx) {
if (!TEST_true(SSL_set_mode(clientssl, SSL_MODE_NO_KTLS_TX)))
goto end;
}
if (!sis_ktls_tx) {
if (!TEST_true(SSL_set_mode(serverssl, SSL_MODE_NO_KTLS_TX)))
goto end;
}