3 files changed, 28 insertions, 0 deletions
diff --git a/libglusterfs/src/glusterfs/dict.h b/libglusterfs/src/glusterfs/dict.h
index 7854c9feaa1..35337251360 100644
--- a/libglusterfs/src/glusterfs/dict.h
+++ b/libglusterfs/src/glusterfs/dict.h
@@ -391,6 +391,11 @@ GF_MUST_CHECK int
 dict_set_iatt(dict_t *this, char *key, struct iatt *iatt, bool is_static);
 GF_MUST_CHECK int
 dict_get_iatt(dict_t *this, char *key, struct iatt *iatt);
+GF_MUST_CHECK int
+dict_set_mdata(dict_t *this, char *key, struct mdata_iatt *mdata,
+               bool is_static);
+GF_MUST_CHECK int
+dict_get_mdata(dict_t *this, char *key, struct mdata_iatt *mdata);
 
 void
 dict_dump_to_statedump(dict_t *dict, char *dict_name, char *domain);
diff --git a/libglusterfs/src/glusterfs/glusterfs.h b/libglusterfs/src/glusterfs/glusterfs.h
index 18d8d2136f8..d4c800b7416 100644
--- a/libglusterfs/src/glusterfs/glusterfs.h
+++ b/libglusterfs/src/glusterfs/glusterfs.h
@@ -229,6 +229,9 @@ enum gf_internal_fop_indicator {
 #define VIRTUAL_QUOTA_XATTR_CLEANUP_KEY "glusterfs.quota-xattr-cleanup"
 #define QUOTA_READ_ONLY_KEY "trusted.glusterfs.quota.read-only"
 
+/* ctime related */
+#define CTIME_MDATA_XDATA_KEY "set-ctime-mdata"
+
 /* afr related */
 #define AFR_XATTR_PREFIX "trusted.afr"
 
diff --git a/libglusterfs/src/glusterfs/iatt.h b/libglusterfs/src/glusterfs/iatt.h
index bee7a0afa77..f03d68b02f0 100644
--- a/libglusterfs/src/glusterfs/iatt.h
+++ b/libglusterfs/src/glusterfs/iatt.h
@@ -92,6 +92,15 @@ struct old_iatt {
     uint32_t ia_ctime_nsec;
 };
 
+struct mdata_iatt {
+    int64_t ia_atime; /* last access time */
+    int64_t ia_mtime; /* last modification time */
+    int64_t ia_ctime; /* last status change time */
+    uint32_t ia_atime_nsec;
+    uint32_t ia_mtime_nsec;
+    uint32_t ia_ctime_nsec;
+};
+
 /* 64-bit mask for valid members in struct iatt. */
 #define IATT_TYPE 0x0000000000000001U
 #define IATT_MODE 0x0000000000000002U
@@ -313,6 +322,17 @@ st_mode_from_ia(ia_prot_t prot, ia_type_t type)
     return st_mode;
 }
 
+static inline void
+iatt_to_mdata(struct mdata_iatt *mdata, struct iatt *iatt)
+{
+    mdata->ia_atime = iatt->ia_atime;
+    mdata->ia_atime_nsec = iatt->ia_atime_nsec;
+    mdata->ia_mtime = iatt->ia_mtime;
+    mdata->ia_mtime_nsec = iatt->ia_mtime_nsec;
+    mdata->ia_ctime = iatt->ia_ctime;
+    mdata->ia_ctime_nsec = iatt->ia_ctime_nsec;
+}
+
 static inline int
 iatt_from_stat(struct iatt *iatt, struct stat *stat)
 {