/*
* Copyright (c) 2011, Collabora Ltd.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and
* the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* * The names of contributors to this software may not be
* used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* Author: Stef Walter <stefw@collabora.co.uk>
*/
#include "config.h"
#include "test.h"
#include <sys/types.h>
#include "library.h"
#include "mock.h"
#include "modules.h"
#include "p11-kit.h"
#include "private.h"
#include "virtual.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
static CK_FUNCTION_LIST module;
static p11_mutex_t race_mutex;
#ifdef OS_UNIX
#include <sys/wait.h>
static CK_RV
mock_C_Initialize__with_fork (CK_VOID_PTR init_args)
{
struct timespec ts = { 0, 100 * 1000 * 1000 };
CK_RV rv;
pid_t child;
pid_t ret;
int status;
rv = mock_C_Initialize (init_args);
assert (rv == CKR_OK);
/* Fork during the initialization */
child = fork ();
if (child == 0) {
close (1);
nanosleep (&ts, NULL);
exit (66);
}
ret = waitpid (child, &status, 0);
assert (ret == child);
assert (WIFEXITED (status));
assert (WEXITSTATUS (status) == 66);
return CKR_OK;
}
static void
test_fork_initialization (void)
{
CK_FUNCTION_LIST_PTR result;
CK_RV rv;
mock_module_reset ();
/* Build up our own function list */
memcpy (&module, &mock_module_no_slots, sizeof (CK_FUNCTION_LIST));
module.C_Initialize = mock_C_Initialize__with_fork;
p11_lock ();
rv = p11_module_load_inlock_reentrant (&module, 0, &result);
assert (rv == CKR_OK);
p11_unlock ();
rv = p11_kit_module_initialize (result);
assert (rv == CKR_OK);
rv = p11_kit_module_finalize (result);
assert (rv == CKR_OK);
p11_lock ();
rv = p11_module_release_inlock_reentrant (result);
assert (rv == CKR_OK);
p11_unlock ();
}
#endif /* OS_UNIX */
static CK_FUNCTION_LIST *recursive_managed;
static CK_RV
mock_C_Initialize__with_recursive (CK_VOID_PTR init_args)
{
CK_RV rv;
rv = mock_C_Initialize (init_args);
assert (rv == CKR_OK);
return p11_kit_module_initialize (recursive_managed);
}
static void
test_recursive_initialization (void)
{
CK_RV rv;
/* Build up our own function list */
memcpy (&module, &mock_module_no_slots, sizeof (CK_FUNCTION_LIST));
module.C_Initialize = mock_C_Initialize__with_recursive;
p11_kit_be_quiet ();
p11_lock ();
rv = p11_module_load_inlock_reentrant (&module, 0, &recursive_managed);
assert (rv == CKR_OK);
p11_unlock ();
rv = p11_kit_module_initialize (recursive_managed);
assert_num_eq (CKR_FUNCTION_FAILED, rv);
p11_lock ();
rv = p11_module_release_inlock_reentrant (recursive_managed);
assert (rv == CKR_OK);
p11_unlock ();
p11_kit_be_loud ();
}
static int initialization_count = 0;
static int finalization_count = 0;
static CK_RV
mock_C_Initialize__threaded_race (CK_VOID_PTR init_args)
{
/* Atomically increment value */
p11_mutex_lock (&race_mutex);
initialization_count += 1;
p11_mutex_unlock (&race_mutex);
p11_sleep_ms (100);
return CKR_OK;
}
static CK_RV
mock_C_Finalize__threaded_race (CK_VOID_PTR reserved)
{
/* Atomically increment value */
p11_mutex_lock (&race_mutex);
finalization_count += 1;
p11_mutex_unlock (&race_mutex);
p11_sleep_ms (100);
return CKR_OK;
}
static void *
initialization_thread (void *data)
{
CK_FUNCTION_LIST *module = data;
CK_RV rv;
assert (module != NULL);
rv = p11_kit_module_initialize (module);
assert_num_eq (rv, CKR_OK);
return module;
}
static void *
finalization_thread (void *data)
{
CK_FUNCTION_LIST *module = data;
CK_RV rv;
assert (module != NULL);
rv = p11_kit_module_finalize (module);
assert_num_eq (rv, CKR_OK);
return module;
}
static void
test_threaded_initialization (void)
{
static const int num_threads = 1;
CK_FUNCTION_LIST *data[num_threads];
p11_thread_t threads[num_threads];
CK_RV rv;
int ret;
int i;
/* Build up our own function list */
memcpy (&module, &mock_module_no_slots, sizeof (CK_FUNCTION_LIST));
module.C_Initialize = mock_C_Initialize__threaded_race;
module.C_Finalize = mock_C_Finalize__threaded_race;
memset (&data, 0, sizeof (data));
p11_mutex_lock (&race_mutex);
initialization_count = 0;
finalization_count = 0;
p11_mutex_unlock (&race_mutex);
p11_lock ();
for (i = 0; i < num_threads; i++) {
assert (data[i] == NULL);
rv = p11_module_load_inlock_reentrant (&module, 0, &data[i]);
assert (rv == CKR_OK);
}
p11_unlock ();
for (i = 0; i < num_threads; i++) {
ret = p11_thread_create (&threads[i], initialization_thread, data[i]);
assert_num_eq (0, ret);
assert (threads[i] != 0);
}
for (i = 0; i < num_threads; i++) {
ret = p11_thread_join (threads[i]);
assert_num_eq (0, ret);
threads[i] = 0;
}
for (i = 0; i < num_threads; i++) {
ret = p11_thread_create (&threads[i], finalization_thread, data[i]);
assert_num_eq (0, ret);
assert (threads[i] != 0);
}
for (i = 0; i < num_threads; i++) {
ret = p11_thread_join (threads[i]);
assert_num_eq (0, ret);
threads[i] = 0;
}
p11_lock ();
for (i = 0; i < num_threads; i++) {
assert (data[i] != NULL);
rv = p11_module_release_inlock_reentrant (data[i]);
assert (rv == CKR_OK);
}
p11_unlock ();
/* C_Initialize should have been called exactly once */
assert_num_eq (1, initialization_count);
assert_num_eq (1, finalization_count);
}
static CK_RV
mock_C_Initialize__test_mutexes (CK_VOID_PTR args)
{
CK_C_INITIALIZE_ARGS_PTR init_args;
void *mutex = NULL;
CK_RV rv;
assert (args != NULL);
init_args = args;
rv = (init_args->CreateMutex) (&mutex);
assert (rv == CKR_OK);
rv = (init_args->LockMutex) (mutex);
assert (rv == CKR_OK);
rv = (init_args->UnlockMutex) (mutex);
assert (rv == CKR_OK);
rv = (init_args->DestroyMutex) (mutex);
assert (rv == CKR_OK);
return CKR_OK;
}
static void
test_mutexes (void)
{
CK_FUNCTION_LIST_PTR result;
CK_RV rv;
/* Build up our own function list */
memcpy (&module, &mock_module_no_slots, sizeof (CK_FUNCTION_LIST));
module.C_Initialize = mock_C_Initialize__test_mutexes;
p11_lock ();
rv = p11_module_load_inlock_reentrant (&module, 0, &result);
assert (rv == CKR_OK);
rv = p11_module_release_inlock_reentrant (result);
assert (rv == CKR_OK);
p11_unlock ();
}
static void
test_load_and_initialize (void)
{
CK_FUNCTION_LIST_PTR module;
CK_INFO info;
CK_RV rv;
int ret;
module = p11_kit_module_load (P11_MODULE_PATH "/mock-one" SHLEXT, 0);
assert (module != NULL);
rv = p11_kit_module_initialize (module);
assert (rv == CKR_OK);
rv = (module->C_GetInfo) (&info);
assert (rv == CKR_OK);
ret = memcmp (info.manufacturerID, "MOCK MANUFACTURER ", 32);
assert (ret == 0);
rv = p11_kit_module_finalize (module);
assert (rv == CKR_OK);
p11_kit_module_release (module);
}
static void
test_initalize_fail (void)
{
CK_FUNCTION_LIST failer;
CK_FUNCTION_LIST *modules[3] = { &mock_module_no_slots, &failer, NULL };
CK_RV rv;
memcpy (&failer, &mock_module, sizeof (CK_FUNCTION_LIST));
failer.C_Initialize = mock_C_Initialize__fails;
mock_module_reset ();
p11_kit_be_quiet ();
rv = p11_kit_modules_initialize (modules, NULL);
assert_num_eq (CKR_FUNCTION_FAILED, rv);
p11_kit_be_loud ();
/* Failed modules get removed from the list */
assert_ptr_eq (&mock_module_no_slots, modules[0]);
assert_ptr_eq (NULL, modules[1]);
assert_ptr_eq (NULL, modules[2]);
p11_kit_modules_finalize (modules);
}
static void
test_finalize_fail (void)
{
}
int
main (int argc,
char *argv[])
{
p11_mutex_init (&race_mutex);
mock_module_init ();
p11_library_init ();
/* These only work when managed */
p11_test (test_recursive_initialization, "/init/test_recursive_initialization");
p11_test (test_threaded_initialization, "/init/test_threaded_initialization");
p11_test (test_mutexes, "/init/test_mutexes");
p11_test (test_load_and_initialize, "/init/test_load_and_initialize");
#ifdef OS_UNIX
p11_test (test_fork_initialization, "/init/test_fork_initialization");
#endif
p11_test (test_initalize_fail, "/init/test_initalize_fail");
p11_test (test_finalize_fail, "/init/test_finalize_fail");
return p11_test_run (argc, argv);
}