include: Rename sysemu/ -> system/

Headers in include/sysemu/ are not only related to system
*emulation*, they are also used by virtualization. Rename
as system/ which is clearer.

Files renamed manually then mechanical change using sed tool.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Lei Yang <leiyang@redhat.com>
Message-Id: <20241203172445.28576-1-philmd@linaro.org>

include/system/stats.h

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2022 Oracle and/or its affiliates.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef STATS_H
+#define STATS_H
+
+#include "qapi/qapi-types-stats.h"
+
+typedef void StatRetrieveFunc(StatsResultList **result, StatsTarget target,
+                              strList *names, strList *targets, Error **errp);
+typedef void SchemaRetrieveFunc(StatsSchemaList **result, Error **errp);
+
+/*
+ * Register callbacks for the QMP query-stats command.
+ *
+ * @provider: stats provider checked against QMP command arguments
+ * @stats_fn: routine to query stats:
+ * @schema_fn: routine to query stat schemas:
+ */
+void add_stats_callbacks(StatsProvider provider,
+                         StatRetrieveFunc *stats_fn,
+                         SchemaRetrieveFunc *schemas_fn);
+
+/*
+ * Helper routines for adding stats entries to the results lists.
+ */
+void add_stats_entry(StatsResultList **, StatsProvider, const char *id,
+                     StatsList *stats_list);
+void add_stats_schema(StatsSchemaList **, StatsProvider, StatsTarget,
+                      StatsSchemaValueList *);
+
+/*
+ * True if a string matches the filter passed to the stats_fn callback,
+ * false otherwise.
+ *
+ * Note that an empty list means no filtering, i.e. all strings will
+ * return true.
+ */
+bool apply_str_list_filter(const char *string, strList *list);
+
+#endif /* STATS_H */