vkd3d: Move the ID3DBlob implementation to vkd3d-common.

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2025-04-13 05:43:18 -07:00 · 2020-09-23 11:07:47 -05:00
parent 56cd4a94d5
commit e5fea6ade0
5 changed files with 173 additions and 135 deletions
--- a/libs/vkd3d-common/blob.c
+++ b/libs/vkd3d-common/blob.c
@ -0,0 +1,137 @@
+/*
+ * Copyright 2017 Józef Kucia 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
+#define INITGUID
+#include "vkd3d.h"
+#include "vkd3d_blob.h"
+#include "vkd3d_debug.h"
+#include "vkd3d_memory.h"
+
+struct vkd3d_blob
+{
+    ID3D10Blob ID3DBlob_iface;
+    LONG refcount;
+
+    void *buffer;
+    SIZE_T size;
+};
+
+static struct vkd3d_blob *impl_from_ID3DBlob(ID3DBlob *iface)
+{
+    return CONTAINING_RECORD(iface, struct vkd3d_blob, ID3DBlob_iface);
+}
+
+static HRESULT STDMETHODCALLTYPE vkd3d_blob_QueryInterface(ID3DBlob *iface, REFIID riid, void **object)
+{
+    TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), object);
+
+    if (IsEqualGUID(riid, &IID_ID3DBlob)
+            || IsEqualGUID(riid, &IID_IUnknown))
+    {
+        ID3D10Blob_AddRef(iface);
+        *object = iface;
+        return S_OK;
+    }
+
+    WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
+
+    *object = NULL;
+    return E_NOINTERFACE;
+}
+
+static ULONG STDMETHODCALLTYPE vkd3d_blob_AddRef(ID3DBlob *iface)
+{
+    struct vkd3d_blob *blob = impl_from_ID3DBlob(iface);
+    ULONG refcount = InterlockedIncrement(&blob->refcount);
+
+    TRACE("%p increasing refcount to %u.\n", blob, refcount);
+
+    return refcount;
+}
+
+static ULONG STDMETHODCALLTYPE vkd3d_blob_Release(ID3DBlob *iface)
+{
+    struct vkd3d_blob *blob = impl_from_ID3DBlob(iface);
+    ULONG refcount = InterlockedDecrement(&blob->refcount);
+
+    TRACE("%p decreasing refcount to %u.\n", blob, refcount);
+
+    if (!refcount)
+    {
+        vkd3d_free(blob->buffer);
+
+        vkd3d_free(blob);
+    }
+
+    return refcount;
+}
+
+static void * STDMETHODCALLTYPE vkd3d_blob_GetBufferPointer(ID3DBlob *iface)
+{
+    struct vkd3d_blob *blob = impl_from_ID3DBlob(iface);
+
+    TRACE("iface %p.\n", iface);
+
+    return blob->buffer;
+}
+
+static SIZE_T STDMETHODCALLTYPE vkd3d_blob_GetBufferSize(ID3DBlob *iface)
+{
+    struct vkd3d_blob *blob = impl_from_ID3DBlob(iface);
+
+    TRACE("iface %p.\n", iface);
+
+    return blob->size;
+}
+
+static const struct ID3D10BlobVtbl vkd3d_blob_vtbl =
+{
+    /* IUnknown methods */
+    vkd3d_blob_QueryInterface,
+    vkd3d_blob_AddRef,
+    vkd3d_blob_Release,
+    /* ID3DBlob methods */
+    vkd3d_blob_GetBufferPointer,
+    vkd3d_blob_GetBufferSize
+};
+
+static void vkd3d_blob_init(struct vkd3d_blob *blob, void *buffer, SIZE_T size)
+{
+    blob->ID3DBlob_iface.lpVtbl = &vkd3d_blob_vtbl;
+    blob->refcount = 1;
+
+    blob->buffer = buffer;
+    blob->size = size;
+}
+
+HRESULT vkd3d_blob_create(void *buffer, SIZE_T size, ID3D10Blob **blob)
+{
+    struct vkd3d_blob *object;
+
+    if (!(object = vkd3d_malloc(sizeof(*object))))
+        return E_OUTOFMEMORY;
+
+    vkd3d_blob_init(object, buffer, size);
+
+    TRACE("Created blob object %p.\n", object);
+
+    *blob = &object->ID3DBlob_iface;
+
+    return S_OK;
+}