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diff --git a/src/libs/mynewt-nimble/apps/blecent/src/blecent.h b/src/libs/mynewt-nimble/apps/blecent/src/blecent.h
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef H_BLECENT_
+#define H_BLECENT_
+
+#include "os/mynewt.h"
+#include "modlog/modlog.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct ble_hs_adv_fields;
+struct ble_gap_conn_desc;
+struct ble_hs_cfg;
+union ble_store_value;
+union ble_store_key;
+
+#define BLECENT_SVC_ALERT_UUID 0x1811
+#define BLECENT_CHR_SUP_NEW_ALERT_CAT_UUID 0x2A47
+#define BLECENT_CHR_NEW_ALERT 0x2A46
+#define BLECENT_CHR_SUP_UNR_ALERT_CAT_UUID 0x2A48
+#define BLECENT_CHR_UNR_ALERT_STAT_UUID 0x2A45
+#define BLECENT_CHR_ALERT_NOT_CTRL_PT 0x2A44
+
+/** Misc. */
+void print_bytes(const uint8_t *bytes, int len);
+void print_mbuf(const struct os_mbuf *om);
+char *addr_str(const void *addr);
+void print_uuid(const ble_uuid_t *uuid);
+void print_conn_desc(const struct ble_gap_conn_desc *desc);
+void print_adv_fields(const struct ble_hs_adv_fields *fields);
+
+/** Peer. */
+struct peer_dsc {
+ SLIST_ENTRY(peer_dsc) next;
+ struct ble_gatt_dsc dsc;
+};
+SLIST_HEAD(peer_dsc_list, peer_dsc);
+
+struct peer_chr {
+ SLIST_ENTRY(peer_chr) next;
+ struct ble_gatt_chr chr;
+
+ struct peer_dsc_list dscs;
+};
+SLIST_HEAD(peer_chr_list, peer_chr);
+
+struct peer_svc {
+ SLIST_ENTRY(peer_svc) next;
+ struct ble_gatt_svc svc;
+
+ struct peer_chr_list chrs;
+};
+SLIST_HEAD(peer_svc_list, peer_svc);
+
+struct peer;
+typedef void peer_disc_fn(const struct peer *peer, int status, void *arg);
+
+struct peer {
+ SLIST_ENTRY(peer) next;
+
+ uint16_t conn_handle;
+
+ /** List of discovered GATT services. */
+ struct peer_svc_list svcs;
+
+ /** Keeps track of where we are in the service discovery process. */
+ uint16_t disc_prev_chr_val;
+ struct peer_svc *cur_svc;
+
+ /** Callback that gets executed when service discovery completes. */
+ peer_disc_fn *disc_cb;
+ void *disc_cb_arg;
+};
+
+int peer_disc_all(uint16_t conn_handle, peer_disc_fn *disc_cb,
+ void *disc_cb_arg);
+const struct peer_dsc *
+peer_dsc_find_uuid(const struct peer *peer, const ble_uuid_t *svc_uuid,
+ const ble_uuid_t *chr_uuid, const ble_uuid_t *dsc_uuid);
+const struct peer_chr *
+peer_chr_find_uuid(const struct peer *peer, const ble_uuid_t *svc_uuid,
+ const ble_uuid_t *chr_uuid);
+const struct peer_svc *
+peer_svc_find_uuid(const struct peer *peer, const ble_uuid_t *uuid);
+int peer_delete(uint16_t conn_handle);
+int peer_add(uint16_t conn_handle);
+int peer_init(int max_peers, int max_svcs, int max_chrs, int max_dscs);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif