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ntdll: Implement RtlGetUnloadEventTrace()/RtlGetUnloadEventTraceEx().

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2019-04-23 08:47:30 +03:00 committed by Alexandre Julliard
parent 91763843b7
commit 5431409bd3
3 changed files with 53 additions and 40 deletions
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53
dlls/ntdll/loader.c
View file

@ -159,6 +159,57 @@ static inline void ascii_to_unicode( WCHAR *dst, const char *src, size_t len )
while (len--) *dst++ = (unsigned char)*src++;
}
#define RTL_UNLOAD_EVENT_TRACE_NUMBER 64
typedef struct _RTL_UNLOAD_EVENT_TRACE
{
void *BaseAddress;
SIZE_T SizeOfImage;
ULONG Sequence;
ULONG TimeDateStamp;
ULONG CheckSum;
WCHAR ImageName[32];
} RTL_UNLOAD_EVENT_TRACE, *PRTL_UNLOAD_EVENT_TRACE;
static RTL_UNLOAD_EVENT_TRACE unload_traces[RTL_UNLOAD_EVENT_TRACE_NUMBER];
static unsigned int unload_trace_seq;
static void module_push_unload_trace( const LDR_MODULE *ldr )
{
RTL_UNLOAD_EVENT_TRACE *ptr = &unload_traces[unload_trace_seq];
unsigned int len = min(sizeof(ptr->ImageName), ldr->BaseDllName.Length);
ptr->BaseAddress = ldr->BaseAddress;
ptr->SizeOfImage = ldr->SizeOfImage;
ptr->Sequence = unload_trace_seq;
ptr->TimeDateStamp = ldr->TimeDateStamp;
ptr->CheckSum = ldr->CheckSum;
memcpy(ptr->ImageName, ldr->BaseDllName.Buffer, len);
ptr->ImageName[len / sizeof(*ptr->ImageName)] = 0;
unload_trace_seq = (unload_trace_seq + 1) % ARRAY_SIZE(unload_traces);
}
/*********************************************************************
* RtlGetUnloadEventTrace [NTDLL.@]
*/
RTL_UNLOAD_EVENT_TRACE * WINAPI RtlGetUnloadEventTrace(void)
{
return unload_traces;
}
/*********************************************************************
* RtlGetUnloadEventTraceEx [NTDLL.@]
*/
void WINAPI RtlGetUnloadEventTraceEx(ULONG **size, ULONG **count, void **trace)
{
static unsigned int element_size = sizeof(*unload_traces);
static unsigned int element_count = ARRAY_SIZE(unload_traces);
*size = &element_size;
*count = &element_count;
*trace = unload_traces;
}
/*************************************************************************
* call_dll_entry_point
@ -3358,6 +3409,8 @@ static void MODULE_DecRefCount( WINE_MODREF *wm )
MODULE_DecRefCount( wm->deps[i] );
wm->ldr.Flags &= ~LDR_UNLOAD_IN_PROGRESS;
module_push_unload_trace( &wm->ldr );
}
}

33
dlls/ntdll/rtl.c
View file

@ -1657,39 +1657,6 @@ void WINAPI RtlInsertElementGenericTableAvl(PRTL_AVL_TABLE table, void *buffer,
FIXME("%p %p %u %p: stub\n", table, buffer, size, element);
}
typedef struct _RTL_UNLOAD_EVENT_TRACE
{
PVOID BaseAddress;
SIZE_T SizeOfImage;
ULONG Sequence;
ULONG TimeDateStamp;
ULONG CheckSum;
WCHAR ImageName[32];
} RTL_UNLOAD_EVENT_TRACE, *PRTL_UNLOAD_EVENT_TRACE;
/*********************************************************************
* RtlGetUnloadEventTrace [NTDLL.@]
*/
RTL_UNLOAD_EVENT_TRACE * WINAPI RtlGetUnloadEventTrace(void)
{
FIXME("stub!\n");
return NULL;
}
/*********************************************************************
* RtlGetUnloadEventTraceEx [NTDLL.@]
*/
void WINAPI RtlGetUnloadEventTraceEx(ULONG **size, ULONG **count, void **trace)
{
static ULONG dummy_size, dummy_count;
FIXME("(%p, %p, %p): stub!\n", size, count, trace);
if (size) *size = &dummy_size;
if (count) *count = &dummy_count;
if (trace) *trace = NULL;
}
/*********************************************************************
* RtlQueryPackageIdentity [NTDLL.@]
*/

7
dlls/ntdll/tests/exception.c
View file

@ -3349,18 +3349,15 @@ static void test_unload_trace(void)
HMODULE hmod;
unload_trace = pRtlGetUnloadEventTrace();
todo_wine
ok(unload_trace != NULL, "Failed to get unload events pointer.\n");
if (pRtlGetUnloadEventTraceEx)
{
ptr = NULL;
pRtlGetUnloadEventTraceEx(&element_size, &element_count, (void **)&ptr);
todo_wine {
ok(*element_size >= sizeof(*ptr), "Unexpected element size.\n");
ok(*element_count == RTL_UNLOAD_EVENT_TRACE_NUMBER, "Unexpected trace element count %u.\n", *element_count);
ok(ptr != NULL, "Unexpected pointer %p.\n", ptr);
}
size = *element_size;
}
else
@ -3370,8 +3367,6 @@ todo_wine
ok(hmod != NULL, "Failed to load library.\n");
FreeLibrary(hmod);
if (unload_trace)
{
ptr = unload_trace;
while (ptr->BaseAddress != NULL)
{
@ -3382,8 +3377,6 @@ if (unload_trace)
}
ptr = (RTL_UNLOAD_EVENT_TRACE *)((char *)ptr + size);
}
}
todo_wine
ok(found, "Unloaded module wasn't found.\n");
}