1 files changed, 38 insertions, 0 deletions
diff --git a/src/feature/hs/hs_metrics.h b/src/feature/hs/hs_metrics.h
new file mode 100644
index 0000000000..991b66a7ee
--- /dev/null
+++ b/src/feature/hs/hs_metrics.h
@@ -0,0 +1,38 @@
+/* Copyright (c) 2020, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * @file hs_metrics.h
+ * @brief Header for feature/hs/hs_metrics.c
+ **/
+
+#ifndef TOR_FEATURE_HS_HS_METRICS_H
+#define TOR_FEATURE_HS_HS_METRICS_H
+
+#include "lib/container/smartlist.h"
+#include "lib/crypt_ops/crypto_ed25519.h"
+
+#define HS_METRICS_ENTRY_PRIVATE
+#include "feature/hs/hs_metrics_entry.h"
+#include "feature/hs/hs_service.h"
+
+/* Init and Free. */
+void hs_metrics_service_init(hs_service_t *service);
+void hs_metrics_service_free(hs_service_t *service);
+
+/* Accessors. */
+const smartlist_t *hs_metrics_get_stores(void);
+
+/* Metrics Update. */
+void hs_metrics_update_by_ident(const hs_metrics_key_t key,
+                                const ed25519_public_key_t *ident_pk,
+                                const uint16_t port, int64_t n);
+void hs_metrics_update_by_service(const hs_metrics_key_t key,
+                                  hs_service_t *service, const uint16_t port,
+                                  int64_t n);
+
+/** New introducion request received. */
+#define hs_metrics_new_introduction(s) \
+  hs_metrics_update_by_service(HS_METRICS_NUM_INTRODUCTIONS, (s), 0, 1)
+
+#endif /* !defined(TOR_FEATURE_HS_HS_METRICS_H) */