thread.c File Reference

#include <stdarg.h>
#include "ntstatus.h"
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "wine/test.h"

Include dependency graph for thread.c:

Go to the source code of this file.

Classes
struct	unique_teb_thread_args

Macros
#define	WIN32_NO_STATUS
#define	GET_FUNC(name)   p##name = (void *)GetProcAddress( hntdll, #name );

Functions
static	NTSTATUS (WINAPI *pNtCreateThreadEx)(HANDLE *
static OBJECT_ATTRIBUTES void PS_ATTRIBUTE_LIST *static int *CDECL *	p_errno (void)
static void	init_function_pointers (void)
static void CALLBACK	test_NtCreateThreadEx_proc (void *param)
static void	test_dbg_hidden_thread_creation (void)
static void CALLBACK	test_unique_teb_proc (void *param)
static void	test_unique_teb (void)
static void	test_errno (void)
	START_TEST (thread)

Variables
static	ACCESS_MASK
static OBJECT_ATTRIBUTES	HANDLE
static OBJECT_ATTRIBUTES	PRTL_THREAD_START_ROUTINE
static OBJECT_ATTRIBUTES void	ULONG
static OBJECT_ATTRIBUTES void	ULONG_PTR
static OBJECT_ATTRIBUTES void	SIZE_T

Macro Definition Documentation

GET_FUNC

#define GET_FUNC

(

name

)

p##name = (void *)GetProcAddress( hntdll, #name );

WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 25 of file thread.c.

Function Documentation

init_function_pointers()

static void init_function_pointers ( void  )

static

Definition at line 36 of file thread.c.

{
    HMODULE hntdll = GetModuleHandleA( "ntdll.dll" );
#define GET_FUNC(name) p##name = (void *)GetProcAddress( hntdll, #name );
    GET_FUNC( NtCreateThreadEx );
    GET_FUNC( _errno );
#undef GET_FUNC
}

Referenced by START_TEST().

NTSTATUS()

static NTSTATUS ( WINAPI *  pNtCreateThreadEx )

static

p_errno()

static OBJECT_ATTRIBUTES void PS_ATTRIBUTE_LIST *static int *CDECL * p_errno ( void  )

static

Referenced by test_errno().

START_TEST()

START_TEST

(

thread

)

Definition at line 209 of file thread.c.

{
    init_function_pointers();
 
    test_dbg_hidden_thread_creation();
    test_unique_teb();
    test_errno();
}

test_dbg_hidden_thread_creation()

static void test_dbg_hidden_thread_creation ( void  )

static

Definition at line 49 of file thread.c.

{
    RTL_USER_PROCESS_PARAMETERS *params;
    PS_CREATE_INFO create_info;
    PS_ATTRIBUTE_LIST ps_attr;
    WCHAR path[MAX_PATH + 4];
    HANDLE process, thread;
    UNICODE_STRING imageW;
    BOOLEAN dbg_hidden;
    NTSTATUS status;
 
    if (!pNtCreateThreadEx)
    {
        win_skip( "NtCreateThreadEx is not available.\n" );
        return;
    }
 
    status = pNtCreateThreadEx( &thread, THREAD_ALL_ACCESS, NULL, GetCurrentProcess(), test_NtCreateThreadEx_proc,
                                NULL, THREAD_CREATE_FLAGS_CREATE_SUSPENDED, 0, 0, 0, NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
 
    dbg_hidden = 0xcc;
    status = NtQueryInformationThread( thread, ThreadHideFromDebugger, &dbg_hidden, sizeof(dbg_hidden), NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
    ok( !dbg_hidden, "Got unexpected dbg_hidden %#x.\n", dbg_hidden );
 
    status = NtResumeThread( thread, NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
    WaitForSingleObject( thread, INFINITE );
    CloseHandle( thread );
 
    status = pNtCreateThreadEx( &thread, THREAD_ALL_ACCESS, NULL, GetCurrentProcess(), test_NtCreateThreadEx_proc,
                                NULL, THREAD_CREATE_FLAGS_CREATE_SUSPENDED | THREAD_CREATE_FLAGS_HIDE_FROM_DEBUGGER,
                                0, 0, 0, NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
 
    dbg_hidden = 0xcc;
    status = NtQueryInformationThread( thread, ThreadHideFromDebugger, &dbg_hidden, sizeof(dbg_hidden), NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
    ok( dbg_hidden == 1, "Got unexpected dbg_hidden %#x.\n", dbg_hidden );
 
    status = NtResumeThread( thread, NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
    WaitForSingleObject( thread, INFINITE );
    CloseHandle( thread );
 
    lstrcpyW( path, L"\\??\\" );
    GetModuleFileNameW( NULL, path + 4, MAX_PATH );
 
    RtlInitUnicodeString( &imageW, path );
 
    memset( &ps_attr, 0, sizeof(ps_attr) );
    ps_attr.Attributes[0].Attribute = PS_ATTRIBUTE_IMAGE_NAME;
    ps_attr.Attributes[0].Size = lstrlenW(path) * sizeof(WCHAR);
    ps_attr.Attributes[0].ValuePtr = path;
    ps_attr.TotalLength = sizeof(ps_attr);
 
#if !defined (__REACTOS__) || (DLL_EXPORT_VERSION >= 0x601)
    status = RtlCreateProcessParametersEx( &params, &imageW, NULL, NULL,
                                           NULL, NULL, NULL, NULL,
                                           NULL, NULL, PROCESS_PARAMS_FLAG_NORMALIZED );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
 
    /* NtCreateUserProcess() may return STATUS_INVALID_PARAMETER with some uninitialized data in create_info. */
    memset( &create_info, 0, sizeof(create_info) );
    create_info.Size = sizeof(create_info);
 
    status = NtCreateUserProcess( &process, &thread, PROCESS_ALL_ACCESS, THREAD_ALL_ACCESS,
                                  NULL, NULL, 0, THREAD_CREATE_FLAGS_CREATE_SUSPENDED
                                  | THREAD_CREATE_FLAGS_HIDE_FROM_DEBUGGER, params,
                                  &create_info, &ps_attr );
    ok( status == STATUS_INVALID_PARAMETER, "Got unexpected status %#lx.\n", status );
    status = NtCreateUserProcess( &process, &thread, PROCESS_ALL_ACCESS, THREAD_ALL_ACCESS,
                                  NULL, NULL, 0, THREAD_CREATE_FLAGS_CREATE_SUSPENDED, params,
                                  &create_info, &ps_attr );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
    status = NtTerminateProcess( process, 0 );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
    CloseHandle( process );
    CloseHandle( thread );
#endif
}

Referenced by START_TEST().

test_errno()

static void test_errno ( void  )

static

Definition at line 191 of file thread.c.

{
    int val;
 
    if (!p_errno)
    {
        win_skip( "_errno not available\n" );
        return;
    }
    ok( NtCurrentTeb()->Peb->TlsBitmap->Buffer[0] & (1 << 16), "TLS entry 16 not allocated\n" );
    *p_errno() = 0xdead;
    val = PtrToLong( TlsGetValue( 16 ));
    ok( val == 0xdead, "wrong value %x\n", val );
    *p_errno() = 0xbeef;
    val = PtrToLong( TlsGetValue( 16 ));
    ok( val == 0xbeef, "wrong value %x\n", val );
}

Referenced by START_TEST().

test_NtCreateThreadEx_proc()

static void CALLBACK test_NtCreateThreadEx_proc ( void *  param )

static

Definition at line 45 of file thread.c.

{
}

Referenced by test_dbg_hidden_thread_creation().

test_unique_teb()

static void test_unique_teb ( void  )

static

Definition at line 147 of file thread.c.

{
    HANDLE threads[2], running_events[2];
    struct unique_teb_thread_args args1, args2;
    NTSTATUS status;
 
    if (!pNtCreateThreadEx)
    {
        win_skip( "NtCreateThreadEx is not available.\n" );
        return;
    }
 
    args1.running_event = running_events[0] = CreateEventW( NULL, FALSE, FALSE, NULL );
    ok( args1.running_event != NULL, "CreateEventW failed %lu.\n", GetLastError() );
 
    args2.running_event = running_events[1] = CreateEventW( NULL, FALSE, FALSE, NULL );
    ok( args2.running_event != NULL, "CreateEventW failed %lu.\n", GetLastError() );
 
    args1.quit_event = args2.quit_event = CreateEventW( NULL, TRUE, FALSE, NULL );
    ok( args1.quit_event != NULL, "CreateEventW failed %lu.\n", GetLastError() );
 
    status = pNtCreateThreadEx( &threads[0], THREAD_ALL_ACCESS, NULL, GetCurrentProcess(), test_unique_teb_proc,
                                &args1, 0, 0, 0, 0, NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
 
    status = pNtCreateThreadEx( &threads[1], THREAD_ALL_ACCESS, NULL, GetCurrentProcess(), test_unique_teb_proc,
                                &args2, 0, 0, 0, 0, NULL );
    ok( status == STATUS_SUCCESS, "Got unexpected status %#lx.\n", status );
 
    WaitForMultipleObjects( 2, running_events, TRUE, INFINITE );
    SetEvent( args1.quit_event );
 
    WaitForMultipleObjects( 2, threads, TRUE, INFINITE );
    CloseHandle( threads[0] );
    CloseHandle( threads[1] );
    CloseHandle( args1.running_event );
    CloseHandle( args2.running_event );
    CloseHandle( args1.quit_event );
 
    ok( NtCurrentTeb() != args1.teb, "Multiple threads have TEB %p.\n", args1.teb );
    ok( NtCurrentTeb() != args2.teb, "Multiple threads have TEB %p.\n", args2.teb );
    ok( args1.teb != args2.teb, "Multiple threads have TEB %p.\n", args1.teb );
}

Referenced by START_TEST().

test_unique_teb_proc()

static void CALLBACK test_unique_teb_proc ( void *  param )

static

Definition at line 139 of file thread.c.

{
    struct unique_teb_thread_args *args = param;
    args->teb = NtCurrentTeb();
    SetEvent( args->running_event );
    WaitForSingleObject( args->quit_event, INFINITE );
}

Referenced by test_unique_teb().

Variable Documentation

ACCESS_MASK

ACCESS_MASK

Definition at line 31 of file thread.c.

HANDLE

OBJECT_ATTRIBUTES HANDLE

Definition at line 32 of file thread.c.

PRTL_THREAD_START_ROUTINE

OBJECT_ATTRIBUTES PRTL_THREAD_START_ROUTINE

Definition at line 32 of file thread.c.

SIZE_T

OBJECT_ATTRIBUTES void SIZE_T

Definition at line 33 of file thread.c.

ULONG

OBJECT_ATTRIBUTES void ULONG

Definition at line 33 of file thread.c.

ULONG_PTR

OBJECT_ATTRIBUTES void ULONG_PTR

Definition at line 33 of file thread.c.