Rémi Bernon : mfplat: Signal synchronous resolver methods on handler failure.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 66bfd5f40ce6365ec830ccf8ff45ebc3057325e4
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=66bfd5f40ce6365ec830ccf8f...

Author: Rémi Bernon 
Date:   Mon Apr 27 10:44:40 2020 +0300

mfplat: Signal synchronous resolver methods on handler failure.

Signed-off-by: Nikolay Sivov 
Signed-off-by: Alexandre Julliard

---

dlls/mfplat/main.c         | 45 ++++++++++++++++++++-------------------------
 dlls/mfplat/tests/mfplat.c |  4 ++++
 2 files changed, 24 insertions(+), 25 deletions(-)

diff --git a/dlls/mfplat/main.c b/dlls/mfplat/main.c
index 923905399b..0a5958acb2 100644
--- a/dlls/mfplat/main.c
+++ b/dlls/mfplat/main.c
@@ -5883,6 +5883,7 @@ static HRESULT resolver_handler_end_create(struct source_resolver *resolver, enu
         IRtwqAsyncResult *result)
 {
     IRtwqAsyncResult *inner_result = (IRtwqAsyncResult *)IRtwqAsyncResult_GetStateNoAddRef(result);
+    RTWQASYNCRESULT *data = (RTWQASYNCRESULT *)inner_result;
     struct resolver_queued_result *queued_result;
     union
     {
@@ -5891,7 +5892,8 @@ static HRESULT resolver_handler_end_create(struct source_resolver *resolver, enu
         IMFSchemeHandler *scheme_handler;
     } handler;

-    queued_result = heap_alloc_zero(sizeof(*queued_result));
+    if (!(queued_result = heap_alloc_zero(sizeof(*queued_result))))
+        return E_OUTOFMEMORY;

IRtwqAsyncResult_GetObject(inner_result, &handler.handler);

@@ -5911,37 +5913,30 @@ static HRESULT resolver_handler_end_create(struct source_resolver *resolver, enu

IUnknown_Release(handler.handler);

-    if (SUCCEEDED(queued_result->hr))
+    if (data->hEvent)
     {
-        RTWQASYNCRESULT *data = (RTWQASYNCRESULT *)inner_result;
+        queued_result->inner_result = inner_result;
+        IRtwqAsyncResult_AddRef(queued_result->inner_result);
+    }

-        if (data->hEvent)
-        {
-            queued_result->inner_result = inner_result;
-            IRtwqAsyncResult_AddRef(queued_result->inner_result);
-        }
+    /* Push resolved object type and created object, so we don't have to guess on End*() call. */
+    EnterCriticalSection(&resolver->cs);
+    list_add_tail(&resolver->pending, &queued_result->entry);
+    LeaveCriticalSection(&resolver->cs);

-        /* Push resolved object type and created object, so we don't have to guess on End*() call. */
-        EnterCriticalSection(&resolver->cs);
-        list_add_tail(&resolver->pending, &queued_result->entry);
-        LeaveCriticalSection(&resolver->cs);
+    if (data->hEvent)
+        SetEvent(data->hEvent);
+    else
+    {
+        IUnknown *caller_state = IRtwqAsyncResult_GetStateNoAddRef(inner_result);
+        IRtwqAsyncResult *caller_result;

-        if (data->hEvent)
-            SetEvent(data->hEvent);
-        else
+        if (SUCCEEDED(RtwqCreateAsyncResult(queued_result->object, data->pCallback, caller_state, &caller_result)))
         {
-            IUnknown *caller_state = IRtwqAsyncResult_GetStateNoAddRef(inner_result);
-            IRtwqAsyncResult *caller_result;
-
-            if (SUCCEEDED(RtwqCreateAsyncResult(queued_result->object, data->pCallback, caller_state, &caller_result)))
-            {
-                RtwqInvokeCallback(caller_result);
-                IRtwqAsyncResult_Release(caller_result);
-            }
+            RtwqInvokeCallback(caller_result);
+            IRtwqAsyncResult_Release(caller_result);
         }
     }
-    else
-        heap_free(queued_result);

return S_OK;
 }
diff --git a/dlls/mfplat/tests/mfplat.c b/dlls/mfplat/tests/mfplat.c
index e623b4c0ed..4bc0813624 100644
--- a/dlls/mfplat/tests/mfplat.c
+++ b/dlls/mfplat/tests/mfplat.c
@@ -605,6 +605,10 @@ skip_source_tests:
     /* Create from URL. */
     callback.event = CreateEventA(NULL, FALSE, FALSE, NULL);

+    hr = IMFSourceResolver_CreateObjectFromURL(resolver, L"nonexisting.mp4", MF_RESOLUTION_BYTESTREAM, NULL, &obj_type,
+            (IUnknown **)&stream);
+    ok(hr == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND), "Unexpected hr %#x.\n", hr);
+
     hr = IMFSourceResolver_CreateObjectFromURL(resolver, filename, MF_RESOLUTION_BYTESTREAM, NULL, &obj_type,
             (IUnknown **)&stream);
     ok(hr == S_OK, "Failed to resolve url, hr %#x.\n", hr);