1 files changed, 145 insertions, 0 deletions
diff --git a/src/include/stat.h b/src/include/stat.h
new file mode 100644
index 000000000..19398758e
--- /dev/null
+++ b/src/include/stat.h
@@ -0,0 +1,145 @@
+#ifndef CEPH_STAT_H
+#define CEPH_STAT_H
+
+#include <acconfig.h>
+
+#include <sys/stat.h>
+
+/*
+ * Access time-related `struct stat` members.
+ *
+ * Note that for each of the stat member get/set functions below, setting a
+ * high-res value (stat_set_*_nsec) on a platform without high-res support is
+ * a no-op.
+ */
+
+#ifdef HAVE_STAT_ST_MTIM_TV_NSEC
+
+static inline uint32_t stat_get_mtime_nsec(struct stat *st)
+{
+  return st->st_mtim.tv_nsec;
+}
+
+static inline void stat_set_mtime_nsec(struct stat *st, uint32_t nsec)
+{
+  st->st_mtim.tv_nsec = nsec;
+}
+
+static inline uint32_t stat_get_atime_nsec(struct stat *st)
+{
+  return st->st_atim.tv_nsec;
+}
+
+static inline void stat_set_atime_nsec(struct stat *st, uint32_t nsec)
+{
+  st->st_atim.tv_nsec = nsec;
+}
+
+static inline uint32_t stat_get_ctime_nsec(struct stat *st)
+{
+  return st->st_ctim.tv_nsec;
+}
+
+static inline void stat_set_ctime_nsec(struct stat *st, uint32_t nsec)
+{
+  st->st_ctim.tv_nsec = nsec;
+}
+
+#elif defined(HAVE_STAT_ST_MTIMESPEC_TV_NSEC)
+
+static inline uint32_t stat_get_mtime_nsec(struct stat *st)
+{
+  return st->st_mtimespec.tv_nsec;
+}
+
+static inline void stat_set_mtime_nsec(struct stat *st, uint32_t nsec)
+{
+  st->st_mtimespec.tv_nsec = nsec;
+}
+
+static inline uint32_t stat_get_atime_nsec(struct stat *st)
+{
+  return st->st_atimespec.tv_nsec;
+}
+
+static inline void stat_set_atime_nsec(struct stat *st, uint32_t nsec)
+{
+  st->st_atimespec.tv_nsec = nsec;
+}
+
+static inline uint32_t stat_get_ctime_nsec(struct stat *st)
+{
+  return st->st_ctimespec.tv_nsec;
+}
+
+static inline void stat_set_ctime_nsec(struct stat *st, uint32_t nsec)
+{
+  st->st_ctimespec.tv_nsec = nsec;
+}
+
+#else
+
+static inline uint32_t stat_get_mtime_nsec(struct stat *st)
+{
+  return 0;
+}
+
+static inline void stat_set_mtime_nsec(struct stat *st, uint32_t nsec)
+{
+}
+
+static inline uint32_t stat_get_atime_nsec(struct stat *st)
+{
+  return 0;
+}
+
+static inline void stat_set_atime_nsec(struct stat *st, uint32_t nsec)
+{
+}
+
+static inline uint32_t stat_get_ctime_nsec(struct stat *st)
+{
+  return 0;
+}
+
+static inline void stat_set_ctime_nsec(struct stat *st, uint32_t nsec)
+{
+}
+
+#endif
+
+/*
+ * Access second-resolution `struct stat` members.
+ */
+
+static inline uint32_t stat_get_mtime_sec(struct stat *st)
+{
+  return st->st_mtime;
+}
+
+static inline void stat_set_mtime_sec(struct stat *st, uint32_t sec)
+{
+  st->st_mtime = sec;
+}
+
+static inline uint32_t stat_get_atime_sec(struct stat *st)
+{
+  return st->st_atime;
+}
+
+static inline void stat_set_atime_sec(struct stat *st, uint32_t sec)
+{
+  st->st_atime = sec;
+}
+
+static inline uint32_t stat_get_ctime_sec(struct stat *st)
+{
+  return st->st_ctime;
+}
+
+static inline void stat_set_ctime_sec(struct stat *st, uint32_t sec)
+{
+  st->st_ctime = sec;
+}
+
+#endif