mirror of
https://github.com/reactos/reactos.git
synced 2024-11-07 15:10:53 +00:00
249 lines
9.5 KiB
C
249 lines
9.5 KiB
C
/*
|
|
* Unit test suite for ntdll exceptions
|
|
*
|
|
* Copyright 2005 Alexandre Julliard
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
#include <stdarg.h>
|
|
|
|
#ifndef _WIN32_WINNT
|
|
#define _WIN32_WINNT 0x500 /* For NTSTATUS */
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#define WIN32_NO_STATUS
|
|
#include <windows.h>
|
|
#define NTOS_MODE_USER
|
|
#include <ndk/ntndk.h>
|
|
|
|
#include "wine/test.h"
|
|
|
|
/*
|
|
|
|
#include "ntstatus.h"
|
|
#define WIN32_NO_STATUS
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
#include "winnt.h"
|
|
#include "winreg.h"
|
|
#include "winternl.h"
|
|
#include "excpt.h"
|
|
#include "wine/test.h"
|
|
|
|
*/
|
|
|
|
#ifdef __i386__
|
|
|
|
static struct _TEB * (WINAPI *pNtCurrentTeb)(void);
|
|
|
|
/* Test various instruction combinations that cause a protection fault on the i386,
|
|
* and check what the resulting exception looks like.
|
|
*/
|
|
|
|
static const struct exception
|
|
{
|
|
BYTE code[18]; /* asm code */
|
|
BYTE offset; /* offset of faulting instruction */
|
|
BYTE length; /* length of faulting instruction */
|
|
NTSTATUS status; /* expected status code */
|
|
DWORD nb_params; /* expected number of parameters */
|
|
DWORD params[4]; /* expected parameters */
|
|
} exceptions[] =
|
|
{
|
|
/* test some privileged instructions */
|
|
{ { 0xfb, 0xc3 }, /* sti; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6c, 0xc3 }, /* insb (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6d, 0xc3 }, /* insl (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6e, 0xc3 }, /* outsb (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x6f, 0xc3 }, /* outsl (%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xe4, 0x11, 0xc3 }, /* inb $0x11,%al; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xe5, 0x11, 0xc3 }, /* inl $0x11,%eax; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xe6, 0x11, 0xc3 }, /* outb %al,$0x11; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xe7, 0x11, 0xc3 }, /* outl %eax,$0x11; ret */
|
|
0, 2, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xed, 0xc3 }, /* inl (%dx),%eax; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xee, 0xc3 }, /* outb %al,(%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xef, 0xc3 }, /* outl %eax,(%dx); ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xf4, 0xc3 }, /* hlt; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0xfa, 0xc3 }, /* cli; ret */
|
|
0, 1, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
|
|
/* test long jump to invalid selector */
|
|
{ { 0xea, 0, 0, 0, 0, 0, 0, 0xc3 }, /* ljmp $0,$0; ret */
|
|
0, 7, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
|
|
/* test iret to invalid selector */
|
|
{ { 0x6a, 0x00, 0x6a, 0x00, 0x6a, 0x00, 0xcf, 0x83, 0xc4, 0x0c, 0xc3 },
|
|
/* pushl $0; pushl $0; pushl $0; iret; addl $12,%esp; ret */
|
|
6, 1, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
|
|
/* test loading an invalid selector */
|
|
{ { 0xb8, 0xef, 0xbe, 0x00, 0x00, 0x8e, 0xe8, 0xc3 }, /* mov $beef,%ax; mov %ax,%gs; ret */
|
|
5, 2, STATUS_ACCESS_VIOLATION, 2, { 0, 0xbee8 } },
|
|
|
|
/* test accessing a zero selector */
|
|
{ { 0x06, 0x31, 0xc0, 0x8e, 0xc0, 0x26, 0xa1, 0, 0, 0, 0, 0x07, 0xc3 },
|
|
/* push %es; xor %eax,%eax; mov %ax,%es; mov %es:(0),%ax; pop %es */
|
|
5, 6, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
|
|
/* test moving %cs -> %ss */
|
|
{ { 0x0e, 0x17, 0x58, 0xc3 }, /* pushl %cs; popl %ss; popl %eax; ret */
|
|
1, 1, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
|
|
/* test overlong instruction (limit is 16 bytes) */
|
|
{ { 0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0xfa,0xc3 },
|
|
0, 16, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
{ { 0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0xfa,0xc3 },
|
|
0, 15, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
|
|
/* test invalid interrupt */
|
|
{ { 0xcd, 0xff, 0xc3 }, /* int $0xff; ret */
|
|
0, 2, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
|
|
/* test moves to/from Crx */
|
|
{ { 0x0f, 0x20, 0xc0, 0xc3 }, /* movl %cr0,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x20, 0xe0, 0xc3 }, /* movl %cr4,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x22, 0xc0, 0xc3 }, /* movl %eax,%cr0; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x22, 0xe0, 0xc3 }, /* movl %eax,%cr4; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
|
|
/* test moves to/from Drx */
|
|
{ { 0x0f, 0x21, 0xc0, 0xc3 }, /* movl %dr0,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x21, 0xc8, 0xc3 }, /* movl %dr1,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x21, 0xf8, 0xc3 }, /* movl %dr7,%eax; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x23, 0xc0, 0xc3 }, /* movl %eax,%dr0; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x23, 0xc8, 0xc3 }, /* movl %eax,%dr1; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
{ { 0x0f, 0x23, 0xf8, 0xc3 }, /* movl %eax,%dr7; ret */
|
|
0, 3, STATUS_PRIVILEGED_INSTRUCTION, 0 },
|
|
|
|
/* test memory reads */
|
|
{ { 0xa1, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffc,%eax; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 0, 0xfffffffc } },
|
|
{ { 0xa1, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffd,%eax; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
{ { 0xa1, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xfffffffe,%eax; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
{ { 0xa1, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl 0xffffffff,%eax; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
|
|
/* test memory writes */
|
|
{ { 0xa3, 0xfc, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffc; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 1, 0xfffffffc } },
|
|
{ { 0xa3, 0xfd, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffd; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
{ { 0xa3, 0xfe, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xfffffffe; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
{ { 0xa3, 0xff, 0xff, 0xff, 0xff, 0xc3 }, /* movl %eax,0xffffffff; ret */
|
|
0, 5, STATUS_ACCESS_VIOLATION, 2, { 0, 0xffffffff } },
|
|
};
|
|
|
|
static int got_exception;
|
|
|
|
static DWORD handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
|
|
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
|
|
{
|
|
const struct exception *except = *(const struct exception **)(frame + 1);
|
|
unsigned int i, entry = except - exceptions;
|
|
|
|
got_exception++;
|
|
trace( "exception: %lx flags:%lx addr:%p\n",
|
|
rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
|
|
|
|
ok( rec->ExceptionCode == except->status,
|
|
"%u: Wrong exception code %lx/%lx\n", entry, rec->ExceptionCode, except->status );
|
|
ok( rec->ExceptionAddress == except->code + except->offset,
|
|
"%u: Wrong exception address %p/%p\n", entry,
|
|
rec->ExceptionAddress, except->code + except->offset );
|
|
|
|
ok( rec->NumberParameters == except->nb_params,
|
|
"%u: Wrong number of parameters %lu/%lu\n", entry, rec->NumberParameters, except->nb_params );
|
|
for (i = 0; i < rec->NumberParameters; i++)
|
|
ok( rec->ExceptionInformation[i] == except->params[i],
|
|
"%u: Wrong parameter %d: %lx/%lx\n",
|
|
entry, i, rec->ExceptionInformation[i], except->params[i] );
|
|
|
|
/* don't handle exception if it's not the address we expected */
|
|
if (rec->ExceptionAddress != except->code + except->offset) return ExceptionContinueSearch;
|
|
|
|
context->Eip += except->length;
|
|
return ExceptionContinueExecution;
|
|
}
|
|
|
|
static void test_prot_fault(void)
|
|
{
|
|
unsigned int i;
|
|
struct
|
|
{
|
|
EXCEPTION_REGISTRATION_RECORD frame;
|
|
const struct exception *except;
|
|
} exc_frame;
|
|
|
|
pNtCurrentTeb = (void *)GetProcAddress( GetModuleHandleA("ntdll.dll"), "NtCurrentTeb" );
|
|
if (!pNtCurrentTeb)
|
|
{
|
|
trace( "NtCurrentTeb not found, skipping tests\n" );
|
|
return;
|
|
}
|
|
|
|
exc_frame.frame.Handler = handler;
|
|
exc_frame.frame.Next = pNtCurrentTeb()->Tib.ExceptionList;
|
|
pNtCurrentTeb()->Tib.ExceptionList = &exc_frame.frame;
|
|
for (i = 0; i < sizeof(exceptions)/sizeof(exceptions[0]); i++)
|
|
{
|
|
void (*func)(void) = (void *)exceptions[i].code;
|
|
exc_frame.except = &exceptions[i];
|
|
got_exception = 0;
|
|
func();
|
|
if (!i && !got_exception)
|
|
{
|
|
trace( "No exception, assuming win9x, no point in testing further\n" );
|
|
break;
|
|
}
|
|
ok( got_exception == (exceptions[i].status != 0),
|
|
"%u: bad exception count %d\n", i, got_exception );
|
|
}
|
|
pNtCurrentTeb()->Tib.ExceptionList = exc_frame.frame.Next;
|
|
}
|
|
|
|
#endif /* __i386__ */
|
|
|
|
START_TEST(exception)
|
|
{
|
|
#ifdef __i386__
|
|
test_prot_fault();
|
|
#endif
|
|
}
|