Maarten Lankhorst : quartz: Add a stub for SeekingPassThru.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 65e6bbd1861d403c364800c8aea29456c55680d5
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=65e6bbd1861d403c364800c8aea29456c55680d5

Author: Maarten Lankhorst <m.b.lankhorst at gmail.com>
Date:   Wed Apr  9 13:12:55 2008 -0700

quartz: Add a stub for SeekingPassThru.

---

 dlls/quartz/control.c        |  170 ++++++++++++++++++++++++++++++++++++++++++
 dlls/quartz/main.c           |    1 +
 dlls/quartz/quartz_private.h |    1 +
 3 files changed, 172 insertions(+), 0 deletions(-)

diff --git a/dlls/quartz/control.c b/dlls/quartz/control.c
index f6851bb..4d30716 100644
--- a/dlls/quartz/control.c
+++ b/dlls/quartz/control.c
@@ -29,6 +29,176 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
 
+typedef struct PassThruImpl {
+    const ISeekingPassThruVtbl *IPassThru_vtbl;
+    const IUnknownVtbl * IInner_vtbl;
+
+    LONG ref;
+    IUnknown * pUnkOuter;
+    BOOL bUnkOuterValid;
+    BOOL bAggregatable;
+} PassThruImpl;
+
+static HRESULT WINAPI SeekInner_QueryInterface(IUnknown * iface,
+					  REFIID riid,
+					  LPVOID *ppvObj) {
+    ICOM_THIS_MULTI(PassThruImpl, IInner_vtbl, iface);
+    TRACE("(%p)->(%s (%p), %p)\n", This, debugstr_guid(riid), riid, ppvObj);
+
+    if (This->bAggregatable)
+        This->bUnkOuterValid = TRUE;
+
+    if (IsEqualGUID(&IID_IUnknown, riid))
+    {
+        *ppvObj = &(This->IInner_vtbl);
+        TRACE("   returning IUnknown interface (%p)\n", *ppvObj);
+    } else if (IsEqualGUID(&IID_ISeekingPassThru, riid)) {
+        *ppvObj = &(This->IPassThru_vtbl);
+        TRACE("   returning IMediaSeeking interface (%p)\n", *ppvObj);
+    } else {
+        *ppvObj = NULL;
+        FIXME("unknown interface %s\n", debugstr_guid(riid));
+        return E_NOINTERFACE;
+    }
+
+    IUnknown_AddRef((IUnknown *)(*ppvObj));
+    return S_OK;
+}
+
+static ULONG WINAPI SeekInner_AddRef(IUnknown * iface) {
+    ICOM_THIS_MULTI(PassThruImpl, IInner_vtbl, iface);
+    ULONG ref = InterlockedIncrement(&This->ref);
+
+    TRACE("(%p)->(): new ref = %d\n", This, ref);
+
+    return ref;
+}
+
+static ULONG WINAPI SeekInner_Release(IUnknown * iface) {
+    ICOM_THIS_MULTI(PassThruImpl, IInner_vtbl, iface);
+    ULONG ref = InterlockedDecrement(&This->ref);
+
+    TRACE("(%p)->(): new ref = %d\n", This, ref);
+
+    if (ref == 0)
+    {
+        CoTaskMemFree(This);
+    }
+    return ref;
+}
+
+static const IUnknownVtbl IInner_VTable =
+{
+    SeekInner_QueryInterface,
+    SeekInner_AddRef,
+    SeekInner_Release
+};
+
+/* Generic functions for aggegration */
+static HRESULT WINAPI SeekOuter_QueryInterface(PassThruImpl *This, REFIID riid, LPVOID *ppv)
+{
+    if (This->bAggregatable)
+        This->bUnkOuterValid = TRUE;
+
+    if (This->pUnkOuter)
+    {
+        if (This->bAggregatable)
+            return IUnknown_QueryInterface(This->pUnkOuter, riid, ppv);
+
+        if (IsEqualIID(riid, &IID_IUnknown))
+        {
+            HRESULT hr;
+
+            IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
+            hr = IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
+            IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
+            This->bAggregatable = TRUE;
+            return hr;
+        }
+
+        *ppv = NULL;
+        return E_NOINTERFACE;
+    }
+
+    return IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
+}
+
+static ULONG WINAPI SeekOuter_AddRef(PassThruImpl *This)
+{
+    if (This->pUnkOuter && This->bUnkOuterValid)
+        return IUnknown_AddRef(This->pUnkOuter);
+    return IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
+}
+
+static ULONG WINAPI SeekOuter_Release(PassThruImpl *This)
+{
+    if (This->pUnkOuter && This->bUnkOuterValid)
+        return IUnknown_Release(This->pUnkOuter);
+    return IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
+}
+
+static HRESULT WINAPI SeekingPassThru_QueryInterface(ISeekingPassThru *iface, REFIID riid, LPVOID *ppvObj)
+{
+    ICOM_THIS_MULTI(PassThruImpl, IPassThru_vtbl, iface);
+
+    TRACE("(%p/%p)->(%s (%p), %p)\n", This, iface, debugstr_guid(riid), riid, ppvObj);
+
+    return SeekOuter_QueryInterface(This, riid, ppvObj);
+}
+
+static ULONG WINAPI SeekingPassThru_AddRef(ISeekingPassThru *iface)
+{
+    ICOM_THIS_MULTI(PassThruImpl, IPassThru_vtbl, iface);
+
+    TRACE("(%p/%p)->()\n", This, iface);
+
+    return SeekOuter_AddRef(This);
+}
+
+static ULONG WINAPI SeekingPassThru_Release(ISeekingPassThru *iface)
+{
+    ICOM_THIS_MULTI(PassThruImpl, IPassThru_vtbl, iface);
+
+    TRACE("(%p/%p)->()\n", This, iface);
+
+    return SeekOuter_Release(This);
+}
+
+static HRESULT WINAPI SeekingPassThru_Init(ISeekingPassThru *iface, BOOL renderer, IPin *pin)
+{
+    ICOM_THIS_MULTI(PassThruImpl, IPassThru_vtbl, iface);
+
+    FIXME("(%p/%p)->(%d, %p) stub\n", This, iface, renderer, pin);
+
+    return S_OK;
+}
+
+static const ISeekingPassThruVtbl ISeekingPassThru_Vtbl =
+{
+    SeekingPassThru_QueryInterface,
+    SeekingPassThru_AddRef,
+    SeekingPassThru_Release,
+    SeekingPassThru_Init
+};
+
+HRESULT SeekingPassThru_create(IUnknown *pUnkOuter, LPVOID *ppObj)
+{
+    PassThruImpl *fimpl;
+
+    TRACE("(%p,%p)\n", pUnkOuter, ppObj);
+
+    *ppObj = fimpl = CoTaskMemAlloc(sizeof(*fimpl));
+    if (!fimpl)
+        return E_OUTOFMEMORY;
+
+    fimpl->pUnkOuter = pUnkOuter;
+    fimpl->bUnkOuterValid = FALSE;
+    fimpl->bAggregatable = FALSE;
+    fimpl->IInner_vtbl = &IInner_VTable;
+    fimpl->IPassThru_vtbl = &ISeekingPassThru_Vtbl;
+    fimpl->ref = 1;
+    return S_OK;
+}
 
 typedef HRESULT (*SeekFunc)( IMediaSeeking *to, LPVOID arg );
 
diff --git a/dlls/quartz/main.c b/dlls/quartz/main.c
index fa08d73..24fb1bf 100644
--- a/dlls/quartz/main.c
+++ b/dlls/quartz/main.c
@@ -60,6 +60,7 @@ struct object_creation_info
 
 static const struct object_creation_info object_creation[] =
 {
+    { &CLSID_SeekingPassThru, SeekingPassThru_create },
     { &CLSID_FilterGraph, FilterGraph_create },
     { &CLSID_FilterGraphNoThread, FilterGraphNoThread_create },
     { &CLSID_FilterMapper, FilterMapper_create },
diff --git a/dlls/quartz/quartz_private.h b/dlls/quartz/quartz_private.h
index 528b59b..9f92ad6 100644
--- a/dlls/quartz/quartz_private.h
+++ b/dlls/quartz/quartz_private.h
@@ -57,6 +57,7 @@ HRESULT VideoRendererDefault_create(IUnknown * pUnkOuter, LPVOID * ppv);
 HRESULT QUARTZ_CreateSystemClock(IUnknown * pUnkOuter, LPVOID * ppv);
 HRESULT ACMWrapper_create(IUnknown * pUnkOuter, LPVOID * ppv);
 HRESULT WAVEParser_create(IUnknown * pUnkOuter, LPVOID * ppv);
+HRESULT SeekingPassThru_create(IUnknown *pUnkOuter, LPVOID *ppObj);
 
 HRESULT EnumMonikerImpl_Create(IMoniker ** ppMoniker, ULONG nMonikerCount, IEnumMoniker ** ppEnum);