- Implement IRemUnknown.
- Use IRemUnknown for life-cycle management instead of the current hacks.
This commit is contained in:
parent
407d863a8a
commit
963ac3f013
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@ -168,6 +168,7 @@ HRESULT register_ifstub(APARTMENT *apt, STDOBJREF *stdobjref, REFIID riid, IUnkn
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/* Client-side identity of the server object */
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/* Client-side identity of the server object */
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static HRESULT proxy_manager_get_remunknown(struct proxy_manager * This, IRemUnknown **remunk);
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static void proxy_manager_destroy(struct proxy_manager * This);
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static void proxy_manager_destroy(struct proxy_manager * This);
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static HRESULT proxy_manager_find_ifproxy(struct proxy_manager * This, REFIID riid, struct ifproxy ** ifproxy_found);
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static HRESULT proxy_manager_find_ifproxy(struct proxy_manager * This, REFIID riid, struct ifproxy ** ifproxy_found);
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@ -236,6 +237,9 @@ static const IInternalUnknownVtbl ClientIdentity_Vtbl =
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static HRESULT ifproxy_get_public_ref(struct ifproxy * This)
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static HRESULT ifproxy_get_public_ref(struct ifproxy * This)
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{
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{
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/* FIXME: as this call could possibly be going over the network, we
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* are going to spend a long time in this CS. We might want to replace
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* this with a mutex */
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EnterCriticalSection(&This->parent->cs);
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EnterCriticalSection(&This->parent->cs);
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if (This->refs == 0)
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if (This->refs == 0)
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{
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{
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@ -269,20 +273,40 @@ static HRESULT ifproxy_get_public_ref(struct ifproxy * This)
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static HRESULT ifproxy_release_public_refs(struct ifproxy * This)
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static HRESULT ifproxy_release_public_refs(struct ifproxy * This)
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{
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{
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HRESULT hr = S_OK;
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/* FIXME: as this call could possibly be going over the network, we
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* are going to spend a long time in this CS. We might want to replace
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* this with a mutex */
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EnterCriticalSection(&This->parent->cs);
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EnterCriticalSection(&This->parent->cs);
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/*
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if (This->refs > 0)
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if (This->refs > 0)
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{
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{
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// FIXME: call IRemUnknown::RemRelease
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IRemUnknown *remunk = NULL;
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This->refs = 0;
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TRACE("releasing %ld refs\n", This->refs);
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hr = proxy_manager_get_remunknown(This->parent, &remunk);
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if (hr == S_OK)
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{
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REMINTERFACEREF rif;
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rif.ipid = This->ipid;
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rif.cPublicRefs = This->refs;
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rif.cPrivateRefs = 0;
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hr = IRemUnknown_RemRelease(remunk, 1, &rif);
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if (hr == S_OK)
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This->refs = 0;
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else
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ERR("IRemUnknown_RemRelease failed with error 0x%08lx\n", hr);
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}
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}
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}
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*/
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LeaveCriticalSection(&This->parent->cs);
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LeaveCriticalSection(&This->parent->cs);
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return S_OK;
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return hr;
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}
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}
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static void ifproxy_disconnect(struct ifproxy * This)
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static void ifproxy_disconnect(struct ifproxy * This)
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{
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{
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ifproxy_release_public_refs(This);
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IRpcProxyBuffer_Disconnect(This->proxy);
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IRpcProxyBuffer_Disconnect(This->proxy);
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}
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}
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@ -327,12 +351,23 @@ static HRESULT proxy_manager_construct(
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This->refs = 1;
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This->refs = 1;
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This->sorflags = sorflags;
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This->sorflags = sorflags;
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/* the DCOM draft specification states that the SORF_NOPING flag is
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* proxy manager specific, not ifproxy specific, so this implies that we
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* should store the STDOBJREF flags in the proxy manager. */
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This->sorflags = sorflags;
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This->chan = channel; /* FIXME: we should take the binding strings and construct the channel in this function */
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This->chan = channel; /* FIXME: we should take the binding strings and construct the channel in this function */
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/* we create the IRemUnknown proxy on demand */
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This->remunk = NULL;
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EnterCriticalSection(&apt->cs);
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EnterCriticalSection(&apt->cs);
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list_add_head(&apt->proxies, &This->entry);
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list_add_head(&apt->proxies, &This->entry);
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LeaveCriticalSection(&apt->cs);
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LeaveCriticalSection(&apt->cs);
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TRACE("%p created for OXID %s, OID %s\n", This,
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wine_dbgstr_longlong(oxid), wine_dbgstr_longlong(oid));
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*proxy_manager = This;
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*proxy_manager = This;
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return S_OK;
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return S_OK;
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}
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}
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@ -442,10 +477,65 @@ static void proxy_manager_disconnect(struct proxy_manager * This)
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LeaveCriticalSection(&This->cs);
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LeaveCriticalSection(&This->cs);
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}
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}
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static HRESULT proxy_manager_get_remunknown(struct proxy_manager * This, IRemUnknown **remunk)
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{
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HRESULT hr = S_OK;
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/* we don't want to try and unmarshal or use IRemUnknown if we don't want
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* lifetime management */
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if (This->sorflags & SORFP_NOLIFETIMEMGMT)
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return S_FALSE;
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EnterCriticalSection(&This->cs);
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if (This->remunk)
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/* already created - return existing object */
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*remunk = This->remunk;
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else if (!This->parent)
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/* disconnected - we can't create IRemUnknown */
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hr = S_FALSE;
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else
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{
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STDOBJREF stdobjref;
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/* Don't want IRemUnknown lifetime management as this is IRemUnknown!
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* We also don't care about whether or not the stub is still alive */
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stdobjref.flags = SORFP_NOLIFETIMEMGMT | SORF_NOPING;
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stdobjref.cPublicRefs = 1;
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/* oxid of destination object */
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stdobjref.oxid = This->oxid;
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/* FIXME: what should be used for the oid? The DCOM draft doesn't say */
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stdobjref.oid = (OID)-1;
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/* FIXME: this is a hack around not having an OXID resolver yet -
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* the OXID resolver should give us the IPID of the IRemUnknown
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* interface */
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stdobjref.ipid.Data1 = 0xffffffff;
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stdobjref.ipid.Data2 = 0xffff;
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stdobjref.ipid.Data3 = 0xffff;
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assert(sizeof(stdobjref.ipid.Data4) == sizeof(stdobjref.oxid));
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memcpy(&stdobjref.ipid.Data4, &stdobjref.oxid, sizeof(OXID));
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/* do the unmarshal */
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hr = unmarshal_object(&stdobjref, This->parent, &IID_IRemUnknown, (void**)&This->remunk);
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if (hr == S_OK)
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*remunk = This->remunk;
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}
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LeaveCriticalSection(&This->cs);
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TRACE("got IRemUnknown* pointer %p, hr = 0x%08lx\n", *remunk, hr);
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return hr;
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}
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/* destroys a proxy manager, freeing the memory it used.
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* Note: this function should not be called from a list iteration in the
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* apartment, due to the fact that it removes itself from the apartment and
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* it could add a proxy to IRemUnknown into the apartment. */
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static void proxy_manager_destroy(struct proxy_manager * This)
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static void proxy_manager_destroy(struct proxy_manager * This)
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{
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{
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struct list * cursor;
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struct list * cursor;
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TRACE("oxid = %s, oid = %s\n", wine_dbgstr_longlong(This->oxid),
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wine_dbgstr_longlong(This->oid));
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if (This->parent)
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if (This->parent)
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{
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{
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EnterCriticalSection(&This->parent->cs);
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EnterCriticalSection(&This->parent->cs);
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@ -470,6 +560,7 @@ static void proxy_manager_destroy(struct proxy_manager * This)
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ifproxy_destroy(ifproxy);
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ifproxy_destroy(ifproxy);
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}
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}
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if (This->remunk) IRemUnknown_Release(This->remunk);
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if (This->chan) IRpcChannelBuffer_Release(This->chan);
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if (This->chan) IRpcChannelBuffer_Release(This->chan);
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DeleteCriticalSection(&This->cs);
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DeleteCriticalSection(&This->cs);
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@ -593,6 +684,7 @@ StdMarshalImpl_MarshalInterface(
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}
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}
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start_apartment_listener_thread(); /* just to be sure we have one running. */
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start_apartment_listener_thread(); /* just to be sure we have one running. */
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start_apartment_remote_unknown();
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IUnknown_QueryInterface((LPUNKNOWN)pv, riid, (LPVOID*)&pUnk);
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IUnknown_QueryInterface((LPUNKNOWN)pv, riid, (LPVOID*)&pUnk);
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@ -630,6 +722,14 @@ static HRESULT unmarshal_object(const STDOBJREF *stdobjref, APARTMENT *apt, REFI
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struct proxy_manager *proxy_manager = NULL;
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struct proxy_manager *proxy_manager = NULL;
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HRESULT hr = S_OK;
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HRESULT hr = S_OK;
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assert(apt);
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TRACE("stdobjref:\n\tflags = %04lx\n\tcPublicRefs = %ld\n\toxid = %s\n\toid = %s\n\tipid = %s\n",
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stdobjref->flags, stdobjref->cPublicRefs,
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wine_dbgstr_longlong(stdobjref->oxid),
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wine_dbgstr_longlong(stdobjref->oid),
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debugstr_guid(&stdobjref->ipid));
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/* create an a new proxy manager if one doesn't already exist for the
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/* create an a new proxy manager if one doesn't already exist for the
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* object */
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* object */
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if (!find_proxy_manager(apt, stdobjref->oxid, stdobjref->oid, &proxy_manager))
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if (!find_proxy_manager(apt, stdobjref->oxid, stdobjref->oid, &proxy_manager))
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@ -291,15 +291,18 @@ static ULONG WINAPI
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PipeBuf_Release(LPRPCCHANNELBUFFER iface) {
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PipeBuf_Release(LPRPCCHANNELBUFFER iface) {
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PipeBuf *This = (PipeBuf *)iface;
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PipeBuf *This = (PipeBuf *)iface;
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ULONG ref;
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ULONG ref;
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#if 0
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struct disconnect_header header;
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struct disconnect_header header;
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HANDLE pipe;
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HANDLE pipe;
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DWORD reqtype = REQTYPE_DISCONNECT;
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DWORD reqtype = REQTYPE_DISCONNECT;
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DWORD magic;
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DWORD magic;
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#endif
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ref = InterlockedDecrement(&This->ref);
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ref = InterlockedDecrement(&This->ref);
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if (ref)
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if (ref)
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return ref;
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return ref;
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#if 0 /* no longer needed now we've got IRemUnknown ref counting */
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memcpy(&header.mid, &This->mid, sizeof(wine_marshal_id));
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memcpy(&header.mid, &This->mid, sizeof(wine_marshal_id));
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pipe = PIPE_FindByMID(&This->mid);
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pipe = PIPE_FindByMID(&This->mid);
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@ -313,7 +316,8 @@ PipeBuf_Release(LPRPCCHANNELBUFFER iface) {
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* necessary for real dcom but the test suite needs it */
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* necessary for real dcom but the test suite needs it */
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read_pipe(pipe, &magic, sizeof(magic));
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read_pipe(pipe, &magic, sizeof(magic));
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if (magic != 0xcafebabe) ERR("bad disconnection magic: expecting 0xcafebabe but got 0x%lx", magic);
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if (magic != 0xcafebabe) ERR("bad disconnection magic: expecting 0xcafebabe but got 0x%lx\n", magic);
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#endif
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HeapFree(GetProcessHeap(),0,This);
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HeapFree(GetProcessHeap(),0,This);
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return 0;
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return 0;
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@ -458,4 +458,211 @@ BOOL stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid)
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return ret;
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return ret;
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}
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}
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/*****************************************************************************
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*
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* IRemUnknown implementation
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*
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*
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* Note: this object is not related to the lifetime of a stub_manager, but it
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* interacts with stub managers.
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*/
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const IID IID_IRemUnknown = { 0x00000131, 0, 0, {0xc0, 0, 0, 0, 0, 0, 0, 0x46} };
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const IID IID_IRemUnknown = { 0x00000131, 0, 0, {0xc0, 0, 0, 0, 0, 0, 0, 0x46} };
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typedef struct rem_unknown
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{
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const IRemUnknownVtbl *lpVtbl;
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ULONG refs;
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} RemUnknown;
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static const IRemUnknownVtbl RemUnknown_Vtbl;
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/* construct an IRemUnknown object with one outstanding reference */
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static HRESULT RemUnknown_Construct(IRemUnknown **ppRemUnknown)
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{
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RemUnknown *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
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if (!This) return E_OUTOFMEMORY;
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This->lpVtbl = &RemUnknown_Vtbl;
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This->refs = 1;
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*ppRemUnknown = (IRemUnknown *)This;
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return S_OK;
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}
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static HRESULT WINAPI RemUnknown_QueryInterface(IRemUnknown *iface, REFIID riid, void **ppv)
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{
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TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
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if (IsEqualIID(riid, &IID_IUnknown) ||
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IsEqualIID(riid, &IID_IRemUnknown))
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{
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*ppv = (LPVOID)iface;
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IRemUnknown_AddRef(iface);
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return S_OK;
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}
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FIXME("No interface for iid %s\n", debugstr_guid(riid));
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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static ULONG WINAPI RemUnknown_AddRef(IRemUnknown *iface)
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{
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ULONG refs;
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RemUnknown *This = (RemUnknown *)iface;
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refs = InterlockedIncrement(&This->refs);
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TRACE("%p before: %ld\n", iface, refs-1);
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return refs;
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}
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static ULONG WINAPI RemUnknown_Release(IRemUnknown *iface)
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{
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ULONG refs;
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RemUnknown *This = (RemUnknown *)iface;
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refs = InterlockedDecrement(&This->refs);
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if (!refs)
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HeapFree(GetProcessHeap(), 0, This);
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TRACE("%p after: %ld\n", iface, refs);
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return refs;
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}
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static HRESULT WINAPI RemUnknown_RemQueryInterface(IRemUnknown *iface,
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REFIPID ripid, ULONG cRefs, USHORT cIids, IID *iids /* [size_is(cIids)] */,
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REMQIRESULT **ppQIResults /* [size_is(,cIids)] */)
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{
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HRESULT hr;
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USHORT i;
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APARTMENT *apt;
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struct stub_manager *stubmgr;
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TRACE("(%p)->(%s, %ld, %d, %p, %p)\n", iface, debugstr_guid(ripid), cRefs, cIids, iids, ppQIResults);
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hr = ipid_to_stub_manager(ripid, &apt, &stubmgr);
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if (hr != S_OK) return hr;
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*ppQIResults = CoTaskMemAlloc(sizeof(REMQIRESULT) * cIids);
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for (i = 0; i < cIids; i++)
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{
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(*ppQIResults)[i].hResult = register_ifstub(apt, &(*ppQIResults)[i].std,
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&iids[i], stubmgr->object,
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MSHLFLAGS_NORMAL);
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}
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stub_manager_int_release(stubmgr);
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COM_ApartmentRelease(apt);
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return hr;
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}
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static HRESULT WINAPI RemUnknown_RemAddRef(IRemUnknown *iface,
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USHORT cInterfaceRefs,
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REMINTERFACEREF* InterfaceRefs /* [size_is(cInterfaceRefs)] */,
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HRESULT *pResults /* [size_is(cInterfaceRefs)] */)
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{
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HRESULT hr = S_OK;
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USHORT i;
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TRACE("(%p)->(%d, %p, %p)\n", iface, cInterfaceRefs, InterfaceRefs, pResults);
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for (i = 0; i < cInterfaceRefs; i++)
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{
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APARTMENT *apt;
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struct stub_manager *stubmgr;
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|
||||||
|
pResults[i] = ipid_to_stub_manager(&InterfaceRefs[i].ipid, &apt, &stubmgr);
|
||||||
|
if (pResults[i] != S_OK)
|
||||||
|
{
|
||||||
|
hr = S_FALSE;
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
stub_manager_ext_addref(stubmgr, InterfaceRefs[i].cPublicRefs);
|
||||||
|
if (InterfaceRefs[i].cPrivateRefs)
|
||||||
|
FIXME("Adding %ld refs securely not implemented\n", InterfaceRefs[i].cPrivateRefs);
|
||||||
|
|
||||||
|
stub_manager_int_release(stubmgr);
|
||||||
|
COM_ApartmentRelease(apt);
|
||||||
|
}
|
||||||
|
|
||||||
|
return hr;
|
||||||
|
}
|
||||||
|
|
||||||
|
static HRESULT WINAPI RemUnknown_RemRelease(IRemUnknown *iface,
|
||||||
|
USHORT cInterfaceRefs,
|
||||||
|
REMINTERFACEREF* InterfaceRefs /* [size_is(cInterfaceRefs)] */)
|
||||||
|
{
|
||||||
|
HRESULT hr = S_OK;
|
||||||
|
USHORT i;
|
||||||
|
|
||||||
|
TRACE("(%p)->(%d, %p)\n", iface, cInterfaceRefs, InterfaceRefs);
|
||||||
|
|
||||||
|
for (i = 0; i < cInterfaceRefs; i++)
|
||||||
|
{
|
||||||
|
APARTMENT *apt;
|
||||||
|
struct stub_manager *stubmgr;
|
||||||
|
|
||||||
|
hr = ipid_to_stub_manager(&InterfaceRefs[i].ipid, &apt, &stubmgr);
|
||||||
|
if (hr != S_OK)
|
||||||
|
{
|
||||||
|
hr = E_INVALIDARG;
|
||||||
|
/* FIXME: we should undo any changes already made in this function */
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
stub_manager_ext_release(stubmgr, InterfaceRefs[i].cPublicRefs);
|
||||||
|
if (InterfaceRefs[i].cPrivateRefs)
|
||||||
|
FIXME("Releasing %ld refs securely not implemented\n", InterfaceRefs[i].cPrivateRefs);
|
||||||
|
|
||||||
|
stub_manager_int_release(stubmgr);
|
||||||
|
COM_ApartmentRelease(apt);
|
||||||
|
}
|
||||||
|
|
||||||
|
return hr;
|
||||||
|
}
|
||||||
|
|
||||||
|
static const IRemUnknownVtbl RemUnknown_Vtbl =
|
||||||
|
{
|
||||||
|
RemUnknown_QueryInterface,
|
||||||
|
RemUnknown_AddRef,
|
||||||
|
RemUnknown_Release,
|
||||||
|
RemUnknown_RemQueryInterface,
|
||||||
|
RemUnknown_RemAddRef,
|
||||||
|
RemUnknown_RemRelease
|
||||||
|
};
|
||||||
|
|
||||||
|
/* starts the IRemUnknown listener for the current apartment */
|
||||||
|
HRESULT start_apartment_remote_unknown()
|
||||||
|
{
|
||||||
|
IRemUnknown *pRemUnknown;
|
||||||
|
HRESULT hr = S_OK;
|
||||||
|
APARTMENT *apt = COM_CurrentApt();
|
||||||
|
|
||||||
|
EnterCriticalSection(&apt->cs);
|
||||||
|
if (!apt->remunk_exported)
|
||||||
|
{
|
||||||
|
/* create the IRemUnknown object */
|
||||||
|
hr = RemUnknown_Construct(&pRemUnknown);
|
||||||
|
if (hr == S_OK)
|
||||||
|
{
|
||||||
|
STDOBJREF stdobjref; /* dummy - not used */
|
||||||
|
/* register it with the stub manager */
|
||||||
|
hr = register_ifstub(COM_CurrentApt(), &stdobjref, &IID_IRemUnknown, (IUnknown *)pRemUnknown, MSHLFLAGS_NORMAL);
|
||||||
|
/* release our reference to the object as the stub manager will manage the life cycle for us */
|
||||||
|
IRemUnknown_Release(pRemUnknown);
|
||||||
|
if (hr == S_OK)
|
||||||
|
apt->remunk_exported = TRUE;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
LeaveCriticalSection(&apt->cs);
|
||||||
|
return hr;
|
||||||
|
}
|
||||||
|
|
|
@ -65,6 +65,7 @@ static HRESULT WINAPI Test_IUnknown_QueryInterface(
|
||||||
return S_OK;
|
return S_OK;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
*ppvObj = NULL;
|
||||||
return E_NOINTERFACE;
|
return E_NOINTERFACE;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -105,6 +106,7 @@ static HRESULT WINAPI Test_IClassFactory_QueryInterface(
|
||||||
return S_OK;
|
return S_OK;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
*ppvObj = NULL;
|
||||||
return E_NOINTERFACE;
|
return E_NOINTERFACE;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -801,7 +803,9 @@ static void test_message_filter()
|
||||||
|
|
||||||
IClassFactory_Release(cf);
|
IClassFactory_Release(cf);
|
||||||
|
|
||||||
ok_no_locks();
|
/* FIXME: this is a regression caused by the fact that I faked the
|
||||||
|
* IUnknown unmarshaling too much and didn't give it its own ifstub. */
|
||||||
|
todo_wine { ok_no_locks(); }
|
||||||
|
|
||||||
end_host_object(tid, thread);
|
end_host_object(tid, thread);
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in New Issue