Add libgeom to the system.

Initially this only contains the functions for accessing the I/O
statistics data.

1 files changed, 45 insertions, 0 deletions

diff --git a/lib/libgeom/libgeom.h b/lib/libgeom/libgeom.h
new file mode 100644
index 0000000..e9a9f28
--- /dev/null
+++ b/lib/libgeom/libgeom.h
@@ -0,0 +1,45 @@
+/*-
+ * Copyright (c) 2003 Poul-Henning Kamp
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. The names of the authors may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ *
+ * $FreeBSD$
+ */
+#ifndef _LIBGEOM_H_
+#define _LIBGEOM_H_
+
+#include <geom/geom_stats.h>
+
+void geom_stats_close(void);
+void geom_stats_resync(void);
+int geom_stats_open(void);
+void *geom_stats_snapshot_get(void);
+void geom_stats_snapshot_free(void *arg);
+void geom_stats_snapshot_timestamp(void *arg, struct timespec *tp);
+void geom_stats_snapshot_reset(void *arg);
+struct g_stat *geom_stats_snapshot_next(void *arg);
+
+#endif /* _LIBGEOM_H_ */