kobject.c File Reference

#include "mem_protect.h"
#include <zephyr/internal/syscall_handler.h>

Macros
#define	NUM_KOBJS   13

Functions
	K_THREAD_STACK_DECLARE (child_stack,(512+CONFIG_TEST_EXTRA_STACK_SIZE))
	K_THREAD_STACK_DEFINE (extra_stack,(512+CONFIG_TEST_EXTRA_STACK_SIZE))
	K_SEM_DEFINE (kobject_sem,(0),(10))
	K_SEM_DEFINE (kobject_public_sem,(0),(10))
	K_MUTEX_DEFINE (kobject_mutex)
static void	kobject_access_grant_user_part (void *p1, void *p2, void *p3)
void	test_kobject_access_grant (void)
	Test access to a invalid semaphore who's address is NULL.
void	test_kobject_access_grant_error (void)
	Test grant access of given NULL kobject.
void	test_kobject_access_grant_error_user (void)
	Test grant access of given NULL thread in usermode.
void	test_kobject_access_grant_error_user_null (void)
	Test grant access of given NULL kobject in usermode.
void	test_kobject_access_all_grant_error (void)
	Test grant access to all the kobject for thread.
static void	syscall_invalid_kobject_user_part (void *p1, void *p2, void *p3)
void	test_syscall_invalid_kobject (void)
	Test syscall can take a different type of kobject.
static void	thread_without_kobject_permission_user_part (void *p1, void *p2, void *p3)
void	test_thread_without_kobject_permission (void)
	Test user thread can access a k_object without grant.
static void	kobject_revoke_access_user_part (void *p1, void *p2, void *p3)
void	test_kobject_revoke_access (void)
	Test access revoke.
static void	kobject_grant_access_child_entry (void *p1, void *p2, void *p3)
static void	kobject_grant_access_extra_entry (void *p1, void *p2, void *p3)
void	test_kobject_grant_access_kobj (void)
	Test access revoke.
static void	grant_access_kobj_invalid_child (void *p1, void *p2, void *p3)
void	test_kobject_grant_access_kobj_invalid (void)
	Test access grant between threads.
static void	release_from_user_child (void *p1, void *p2, void *p3)
void	test_kobject_release_from_user (void)
	Test revoke permission of a k_object from userspace.
void	test_kobject_invalid (void)
	Test release and access grant an invalid kobject.
static void	access_all_grant_child_give (void *p1, void *p2, void *p3)
static void	access_all_grant_child_take (void *p1, void *p2, void *p3)
void	test_kobject_access_all_grant (void)
	Test supervisor thread grants kernel objects all access public status.
static void	residual_permissions_child_success (void *p1, void *p2, void *p3)
static void	residual_permissions_child_fail (void *p1, void *p2, void *p3)
void	test_thread_has_residual_permissions (void)
	Test access permission of a terminated thread.
void	test_kobject_access_grant_to_invalid_thread (void)
	Test grant access to a valid kobject but invalid thread id.
void	test_kobject_access_invalid_kobject (void)
	Object validation checks.
void	test_access_kobject_without_init_access (void)
	Object validation checks without init access.
static void	without_init_with_access_child (void *p1, void *p2, void *p3)
void	test_access_kobject_without_init_with_access (void)
	Test syscall on a kobject which is not initialized and has access.
static void	reinitialize_thread_kobj_extra (void *p1, void *p2, void *p3)
static void	reinitialize_thread_kobj_child (void *p1, void *p2, void *p3)
void	test_kobject_reinitialize_thread_kobj (void)
	Test to reinitialize the k_thread object.
static void	new_thread_from_user_extra (void *p1, void *p2, void *p3)
static void	new_thread_from_user_child (void *p1, void *p2, void *p3)
void	test_create_new_thread_from_user (void)
	Test thread create from a user thread and check permissions.
static void	new_thrd_from_user_with_in_use_stack (void *p1, void *p2, void *p3)
static void	new_user_thrd_child_with_in_use_stack (void *p1, void *p2, void *p3)
void	test_new_user_thread_with_in_use_stack_obj (void)
	Test create new user thread from a user thread with in-use stack obj.
static void	from_user_no_access_stack_extra_entry (void *p1, void *p2, void *p3)
static void	from_user_no_access_stack_child_entry (void *p1, void *p2, void *p3)
void	test_create_new_thread_from_user_no_access_stack (void)
	Test creates new thread from usermode without stack access.
static void	from_user_invalid_stacksize_extra (void *p1, void *p2, void *p3)
static void	from_user_invalid_stacksize_child (void *p1, void *p2, void *p3)
void	test_create_new_thread_from_user_invalid_stacksize (void)
	Test to validate user thread spawning with stack overflow.
static void	user_huge_stacksize_extra (void *p1, void *p2, void *p3)
static void	user_huge_stacksize_child (void *p1, void *p2, void *p3)
void	test_create_new_thread_from_user_huge_stacksize (void)
	Test to check stack overflow from user thread.
static void	supervisor_from_user_extra (void *p1, void *p2, void *p3)
static void	supervisor_from_user_child (void *p1, void *p2, void *p3)
void	test_create_new_supervisor_thread_from_user (void)
	Test to create a new supervisor thread from user.
static void	essential_thread_from_user_extra (void *p1, void *p2, void *p3)
static void	essential_thread_from_user_child (void *p1, void *p2, void *p3)
void	test_create_new_essential_thread_from_user (void)
	Create a new essential thread from user.
static void	higher_prio_from_user_extra (void *p1, void *p2, void *p3)
static void	higher_prio_from_user_child (void *p1, void *p2, void *p3)
void	test_create_new_higher_prio_thread_from_user (void)
	Thread creation with priority is higher than current thread.
static void	invalid_prio_from_user_extra (void *p1, void *p2, void *p3)
static void	invalid_prio_from_user_child (void *p1, void *p2, void *p3)
void	test_create_new_invalid_prio_thread_from_user (void)
	Create a new thread whose priority is invalid.
static void	thread_stack_init_objects (void *p1, void *p2, void *p3)
void	test_mark_thread_exit_uninitialized (void)
	Test when thread exits, kernel marks stack objects uninitialized.
static void	tThread_object_free_error (void *p1, void *p2, void *p3)
void	test_kobject_free_error (void)
	Test free an invalid kernel object.
void	test_kobject_init_error (void)
	Test alloc an invalid kernel object.
void	test_kobj_create_out_of_memory (void)
	Test kernel object until out of memory.
void	test_thread_alloc_out_of_idx (void)
void	test_alloc_kobjects (void)
	Test kernel object allocation.
static void	entry_error_perm (void *p1, void *p2, void *p3)
void	test_kobject_perm_error (void)
	Test grant access failed in user mode.
const char *	otype_to_str (enum k_objects otype)
void	test_all_kobjects_str (void)
	Test get all kernel object list.
	ZTEST_SUITE (mem_protect_kobj, NULL, NULL, NULL, NULL, NULL)

Variables
struct k_thread	child_thread
struct k_thread	extra_thread
struct k_sem *	random_sem_type
struct k_sem	kobject_sem_not_hash_table
struct k_sem	kobject_sem_no_init_no_access
struct k_sem	kobject_sem_no_init_access
struct k_mem_slab	ms
struct k_msgq	mq
struct k_mutex	mutex
struct k_pipe	p
struct k_queue	q
struct k_poll_signal	ps
struct k_sem	sem
struct k_stack	s
struct k_thread	t
struct k_timer	timer
struct z_thread_stack_element	zs
struct k_futex	f
struct k_condvar	condvar

Macro Definition Documentation

NUM_KOBJS

#define NUM_KOBJS   13

Function Documentation

access_all_grant_child_give()

static void access_all_grant_child_give ( void * p1, void * p2, void * p3 )

static

access_all_grant_child_take()

static void access_all_grant_child_take ( void * p1, void * p2, void * p3 )

static

entry_error_perm()

static void entry_error_perm ( void * p1, void * p2, void * p3 )

static

essential_thread_from_user_child()

static void essential_thread_from_user_child ( void * p1, void * p2, void * p3 )

static

essential_thread_from_user_extra()

static void essential_thread_from_user_extra ( void * p1, void * p2, void * p3 )

static

from_user_invalid_stacksize_child()

static void from_user_invalid_stacksize_child ( void * p1, void * p2, void * p3 )

static

from_user_invalid_stacksize_extra()

static void from_user_invalid_stacksize_extra ( void * p1, void * p2, void * p3 )

static

from_user_no_access_stack_child_entry()

static void from_user_no_access_stack_child_entry ( void * p1, void * p2, void * p3 )

static

from_user_no_access_stack_extra_entry()

static void from_user_no_access_stack_extra_entry ( void * p1, void * p2, void * p3 )

static

grant_access_kobj_invalid_child()

static void grant_access_kobj_invalid_child ( void * p1, void * p2, void * p3 )

static

higher_prio_from_user_child()

static void higher_prio_from_user_child ( void * p1, void * p2, void * p3 )

static

higher_prio_from_user_extra()

static void higher_prio_from_user_extra ( void * p1, void * p2, void * p3 )

static

invalid_prio_from_user_child()

static void invalid_prio_from_user_child ( void * p1, void * p2, void * p3 )

static

invalid_prio_from_user_extra()

static void invalid_prio_from_user_extra ( void * p1, void * p2, void * p3 )

static

K_MUTEX_DEFINE()

K_MUTEX_DEFINE

(

kobject_mutex

)

K_SEM_DEFINE() [1/2]

K_SEM_DEFINE	(	kobject_public_sem	,
		(0)	,
		(10)	)

K_SEM_DEFINE() [2/2]

K_SEM_DEFINE	(	kobject_sem	,
		(0)	,
		(10)	)

K_THREAD_STACK_DECLARE()

K_THREAD_STACK_DECLARE	(	child_stack	,
		(512+CONFIG_TEST_EXTRA_STACK_SIZE)	)

K_THREAD_STACK_DEFINE()

K_THREAD_STACK_DEFINE	(	extra_stack	,
		(512+CONFIG_TEST_EXTRA_STACK_SIZE)	)

kobject_access_grant_user_part()

static void kobject_access_grant_user_part ( void * p1, void * p2, void * p3 )

static

kobject_grant_access_child_entry()

static void kobject_grant_access_child_entry ( void * p1, void * p2, void * p3 )

static

kobject_grant_access_extra_entry()

static void kobject_grant_access_extra_entry ( void * p1, void * p2, void * p3 )

static

kobject_revoke_access_user_part()

static void kobject_revoke_access_user_part ( void * p1, void * p2, void * p3 )

static

new_thrd_from_user_with_in_use_stack()

static void new_thrd_from_user_with_in_use_stack ( void * p1, void * p2, void * p3 )

static

new_thread_from_user_child()

static void new_thread_from_user_child ( void * p1, void * p2, void * p3 )

static

new_thread_from_user_extra()

static void new_thread_from_user_extra ( void * p1, void * p2, void * p3 )

static

new_user_thrd_child_with_in_use_stack()

static void new_user_thrd_child_with_in_use_stack ( void * p1, void * p2, void * p3 )

static

otype_to_str()

const char * otype_to_str ( enum k_objects otype )

extern

reinitialize_thread_kobj_child()

static void reinitialize_thread_kobj_child ( void * p1, void * p2, void * p3 )

static

reinitialize_thread_kobj_extra()

static void reinitialize_thread_kobj_extra ( void * p1, void * p2, void * p3 )

static

release_from_user_child()

static void release_from_user_child ( void * p1, void * p2, void * p3 )

static

residual_permissions_child_fail()

static void residual_permissions_child_fail ( void * p1, void * p2, void * p3 )

static

residual_permissions_child_success()

static void residual_permissions_child_success ( void * p1, void * p2, void * p3 )

static

supervisor_from_user_child()

static void supervisor_from_user_child ( void * p1, void * p2, void * p3 )

static

supervisor_from_user_extra()

static void supervisor_from_user_extra ( void * p1, void * p2, void * p3 )

static

syscall_invalid_kobject_user_part()

static void syscall_invalid_kobject_user_part ( void * p1, void * p2, void * p3 )

static

test_thread_alloc_out_of_idx()

void test_thread_alloc_out_of_idx

(

void

)

thread_stack_init_objects()

static void thread_stack_init_objects ( void * p1, void * p2, void * p3 )

static

thread_without_kobject_permission_user_part()

static void thread_without_kobject_permission_user_part ( void * p1, void * p2, void * p3 )

static

tThread_object_free_error()

static void tThread_object_free_error ( void * p1, void * p2, void * p3 )

static

user_huge_stacksize_child()

static void user_huge_stacksize_child ( void * p1, void * p2, void * p3 )

static

user_huge_stacksize_extra()

static void user_huge_stacksize_extra ( void * p1, void * p2, void * p3 )

static

without_init_with_access_child()

static void without_init_with_access_child ( void * p1, void * p2, void * p3 )

static

ZTEST_SUITE()

ZTEST_SUITE	(	mem_protect_kobj	,
		NULL	,
		NULL	,
		NULL	,
		NULL	,
		NULL	)

Variable Documentation

child_thread

struct k_thread child_thread

extern

condvar

struct k_condvar condvar

extra_thread

struct k_thread extra_thread

f

struct k_futex f

kobject_sem_no_init_access

struct k_sem kobject_sem_no_init_access

kobject_sem_no_init_no_access

struct k_sem kobject_sem_no_init_no_access

kobject_sem_not_hash_table

struct k_sem kobject_sem_not_hash_table

mq

struct k_msgq mq

ms

struct k_mem_slab ms

mutex

struct k_mutex mutex

p

struct k_pipe p

ps

struct k_poll_signal ps

q

struct k_queue q

random_sem_type

struct k_sem* random_sem_type

s

struct k_stack s

sem

struct k_sem sem

t

struct k_thread t

timer

struct k_timer timer

(

void

)

zs

struct z_thread_stack_element zs