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diff --git a/src/gallium/state_trackers/nine/query9.h b/src/gallium/state_trackers/nine/query9.h
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+++ b/src/gallium/state_trackers/nine/query9.h
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+/*
+ * Copyright 2011 Joakim Sindholt <[email protected]>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#ifndef _NINE_QUERY9_H_
+#define _NINE_QUERY9_H_
+
+#include "iunknown.h"
+
+enum nine_query_state
+{
+    NINE_QUERY_STATE_FRESH = 0,
+    NINE_QUERY_STATE_RUNNING,
+    NINE_QUERY_STATE_ENDED,
+    NINE_QUERY_STATE_FLUSHED
+};
+
+struct NineQuery9
+{
+    struct NineUnknown base;
+    struct pipe_query *pq;
+    DWORD result_size;
+    D3DQUERYTYPE type;
+    enum nine_query_state state;
+    boolean instant; /* true if D3DISSUE_BEGIN is not needed / invalid */
+};
+static INLINE struct NineQuery9 *
+NineQuery9( void *data )
+{
+    return (struct NineQuery9 *)data;
+}
+
+HRESULT
+nine_is_query_supported(D3DQUERYTYPE);
+
+HRESULT
+NineQuery9_new( struct NineDevice9 *Device,
+                struct NineQuery9 **ppOut,
+                D3DQUERYTYPE);
+
+HRESULT
+NineQuery9_ctor( struct NineQuery9 *,
+                 struct NineUnknownParams *pParams,
+                 D3DQUERYTYPE Type );
+
+void
+NineQuery9_dtor( struct NineQuery9 * );
+
+D3DQUERYTYPE WINAPI
+NineQuery9_GetType( struct NineQuery9 *This );
+
+DWORD WINAPI
+NineQuery9_GetDataSize( struct NineQuery9 *This );
+
+HRESULT WINAPI
+NineQuery9_Issue( struct NineQuery9 *This,
+                  DWORD dwIssueFlags );
+
+HRESULT WINAPI
+NineQuery9_GetData( struct NineQuery9 *This,
+                    void *pData,
+                    DWORD dwSize,
+                    DWORD dwGetDataFlags );
+
+#endif /* _NINE_QUERY9_H_ */