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diff --git a/common/reds_stat.h b/common/reds_stat.h
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+++ b/common/reds_stat.h
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+/*
+   Copyright (C) 2009 Red Hat, Inc.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions are
+   met:
+
+       * Redistributions of source code must retain the above copyright
+         notice, this list of conditions and the following disclaimer.
+       * Redistributions in binary form must reproduce the above copyright
+         notice, this list of conditions and the following disclaimer in
+         the documentation and/or other materials provided with the
+         distribution.
+       * Neither the name of the copyright holder nor the names of its
+         contributors may be used to endorse or promote products derived
+         from this software without specific prior written permission.
+
+   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "AS
+   IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+   TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+   PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+   HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef _H_REDS_STAT
+#define _H_REDS_STAT
+
+#include <stdint.h>
+
+#define REDS_STAT_SHM_NAME "spice.%u"
+#define REDS_STAT_NODE_NAME_MAX_LENGTH 20
+#define REDS_STAT_MAGIC (*(uint32_t*)"STAT")
+#define REDS_STAT_VERSION 1
+
+enum {
+    STAT_NODE_FLAG_ENABLED = (1 << 0),
+    STAT_NODE_FLAG_VISIBLE = (1 << 1),
+    STAT_NODE_FLAG_VALUE = (1 << 2),
+};
+
+#define STAT_NODE_MASK_SHOW (STAT_NODE_FLAG_ENABLED | STAT_NODE_FLAG_VISIBLE)
+#define STAT_NODE_MASK_SHOW_VALUE (STAT_NODE_MASK_SHOW | STAT_NODE_FLAG_VALUE)
+
+typedef struct StatNode {
+    uint64_t value;
+    uint32_t flags;
+    uint32_t next_sibling_index;
+    uint32_t first_child_index;
+    char name[REDS_STAT_NODE_NAME_MAX_LENGTH];
+} StatNode;
+
+typedef struct RedsStat {
+    uint32_t magic;
+    uint32_t version;
+    uint32_t generation;
+    uint32_t num_of_nodes;
+    uint32_t root_index;
+    StatNode nodes[];
+} RedsStat;
+
+#endif
+