[PATCH 2/3] opcservices: Add IOpcPackage stub.

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
 dlls/opcservices/Makefile.in   |   3 +-
 dlls/opcservices/factory.c     |   6 +-
 dlls/opcservices/opc_private.h |  22 +++++++
 dlls/opcservices/package.c     | 117 +++++++++++++++++++++++++++++++++
 4 files changed, 145 insertions(+), 3 deletions(-)
 create mode 100644 dlls/opcservices/opc_private.h
 create mode 100644 dlls/opcservices/package.c

diff --git a/dlls/opcservices/Makefile.in b/dlls/opcservices/Makefile.in
index 20d8eb5262..4a2d2945ae 100644
--- a/dlls/opcservices/Makefile.in
+++ b/dlls/opcservices/Makefile.in
@@ -2,7 +2,8 @@ MODULE  = opcservices.dll
 IMPORTS = uuid
 
 C_SRCS = \
-	factory.c
+	factory.c \
+	package.c
 
 IDL_SRCS = \
 	opcservices.idl
diff --git a/dlls/opcservices/factory.c b/dlls/opcservices/factory.c
index dd6556db8a..b2a57c42ec 100644
--- a/dlls/opcservices/factory.c
+++ b/dlls/opcservices/factory.c
@@ -29,6 +29,8 @@
 
 #include "wine/debug.h"
 
+#include "opc_private.h"
+
 WINE_DEFAULT_DEBUG_CHANNEL(msopc);
 
 static HRESULT WINAPI opc_factory_QueryInterface(IOpcFactory *iface, REFIID iid, void **out)
@@ -82,9 +84,9 @@ static HRESULT WINAPI opc_factory_CreateStreamOnFile(IOpcFactory *iface, LPCWSTR
 
 static HRESULT WINAPI opc_factory_CreatePackage(IOpcFactory *iface, IOpcPackage **package)
 {
-    FIXME("iface %p, package %p.\n", iface, package);
+    TRACE("iface %p, package %p.\n", iface, package);
 
-    return E_NOTIMPL;
+    return opc_package_create(package);
 }
 
 static HRESULT WINAPI opc_factory_ReadPackageFromStream(IOpcFactory *iface, IStream *stream,
diff --git a/dlls/opcservices/opc_private.h b/dlls/opcservices/opc_private.h
new file mode 100644
index 0000000000..492ec91280
--- /dev/null
+++ b/dlls/opcservices/opc_private.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2018 Nikolay Sivov for CodeWeavers
+ *
+ * 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 "msopc.h"
+#include "wine/heap.h"
+
+extern HRESULT opc_package_create(IOpcPackage **package) DECLSPEC_HIDDEN;
diff --git a/dlls/opcservices/package.c b/dlls/opcservices/package.c
new file mode 100644
index 0000000000..527bf949e5
--- /dev/null
+++ b/dlls/opcservices/package.c
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2018 Nikolay Sivov for CodeWeavers
+ *
+ * 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
+ */
+
+#define COBJMACROS
+
+#include <stdarg.h>
+#include "windef.h"
+#include "winbase.h"
+
+#include "wine/debug.h"
+
+#include "opc_private.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(msopc);
+
+struct opc_package
+{
+    IOpcPackage IOpcPackage_iface;
+    LONG refcount;
+};
+
+static inline struct opc_package *impl_from_IOpcPackage(IOpcPackage *iface)
+{
+    return CONTAINING_RECORD(iface, struct opc_package, IOpcPackage_iface);
+}
+
+static HRESULT WINAPI opc_package_QueryInterface(IOpcPackage *iface, REFIID iid, void **out)
+{
+    TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
+
+    if (IsEqualIID(iid, &IID_IOpcPackage) ||
+            IsEqualIID(iid, &IID_IUnknown))
+    {
+        *out = iface;
+        IOpcPackage_AddRef(iface);
+        return S_OK;
+    }
+
+    WARN("Unsupported interface %s.\n", debugstr_guid(iid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI opc_package_AddRef(IOpcPackage *iface)
+{
+    struct opc_package *package = impl_from_IOpcPackage(iface);
+    ULONG refcount = InterlockedIncrement(&package->refcount);
+
+    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+
+    return refcount;
+}
+
+static ULONG WINAPI opc_package_Release(IOpcPackage *iface)
+{
+    struct opc_package *package = impl_from_IOpcPackage(iface);
+    ULONG refcount = InterlockedDecrement(&package->refcount);
+
+    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+
+    if (!refcount)
+        heap_free(package);
+
+    return refcount;
+}
+
+static HRESULT WINAPI opc_package_GetPartSet(IOpcPackage *iface, IOpcPartSet **part_set)
+{
+    FIXME("iface %p, part_set %p stub!\n", iface, part_set);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI opc_package_GetRelationshipSet(IOpcPackage *iface, IOpcRelationshipSet **relationship_set)
+{
+    FIXME("iface %p, relationship_set %p stub!\n", iface, relationship_set);
+
+    return E_NOTIMPL;
+}
+
+static const IOpcPackageVtbl opc_package_vtbl =
+{
+    opc_package_QueryInterface,
+    opc_package_AddRef,
+    opc_package_Release,
+    opc_package_GetPartSet,
+    opc_package_GetRelationshipSet,
+};
+
+HRESULT opc_package_create(IOpcPackage **out)
+{
+    struct opc_package *package;
+
+    if (!(package = heap_alloc(sizeof(*package))))
+        return E_OUTOFMEMORY;
+
+    package->IOpcPackage_iface.lpVtbl = &opc_package_vtbl;
+    package->refcount = 1;
+
+    *out = &package->IOpcPackage_iface;
+    TRACE("Created package %p.\n", *out);
+    return S_OK;
+}
-- 
2.18.0