1 files changed, 24 insertions, 0 deletions
diff --git a/src/libnetdata/os/system-maps/cached-uid-username.h b/src/libnetdata/os/system-maps/cached-uid-username.h
new file mode 100644
index 000000000..b7c52c7c4
--- /dev/null
+++ b/src/libnetdata/os/system-maps/cached-uid-username.h
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef NETDATA_CACHED_UID_USERNAME_H
+#define NETDATA_CACHED_UID_USERNAME_H
+
+#include "libnetdata/libnetdata.h"
+
+struct netdata_string;
+
+typedef struct {
+    uint32_t version;
+    uid_t uid;
+    struct netdata_string *username;
+} CACHED_USERNAME;
+
+void cached_username_populate_by_uid(uid_t uid, const char *username, uint32_t version);
+CACHED_USERNAME cached_username_get_by_uid(uid_t uid);
+void cached_username_release(CACHED_USERNAME cu);
+
+void cached_usernames_init(void);
+void cached_usernames_destroy(void);
+void cached_usernames_delete_old_versions(uint32_t version);
+
+#endif //NETDATA_CACHED_UID_USERNAME_H