diff --git a/include/libp2p/db/datastore.h b/include/libp2p/db/datastore.h
index 120d8d8..012c7ec 100644
--- a/include/libp2p/db/datastore.h
+++ b/include/libp2p/db/datastore.h
@@ -6,7 +6,7 @@
  * Interface to data storage
  */
 
-enum DatastoreCursorOp { CURSOR_FIRST, CURSOR_NEXT };
+enum DatastoreCursorOp { CURSOR_FIRST, CURSOR_NEXT, CURSOR_LAST, CURSOR_PREVIOUS };
 
 struct Datastore {
 	char* type;
diff --git a/include/libp2p/os/utils.h b/include/libp2p/os/utils.h
index 214a741..9e2b0e0 100644
--- a/include/libp2p/os/utils.h
+++ b/include/libp2p/os/utils.h
@@ -77,4 +77,10 @@ int os_utils_directory_exists(const char* path);
  */
 int os_utils_is_directory(const char* file_name);
 
+/***
+ * Get the current time in GMT (UTC) as seconds since epoch
+ * @returns seconds since epoch
+ */
+unsigned long long os_utils_gmtime();
+
 #endif /* utils_h */
diff --git a/os/utils.c b/os/utils.c
index 2a15724..8779fdc 100644
--- a/os/utils.c
+++ b/os/utils.c
@@ -10,6 +10,7 @@
 #include <unistd.h>
 #include <stdio.h>
 #include <dirent.h>
+#include <time.h>
 
 /**
  * get an environment varible from the os
@@ -180,3 +181,13 @@ int os_utils_file_size(const char* path) {
 	fclose(in_file);
 	return file_size;
 }
+
+/***
+ * Get the current time in GMT (UTC) as seconds since epoch
+ * @returns seconds since epoch
+ */
+unsigned long long os_utils_gmtime() {
+	time_t local = time(NULL);
+	struct tm *gmt = gmtime(&local);
+	return (unsigned long long)mktime(gmt);
+}