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examples: add blecent and bleprph similar to mynewt-nimble apps
These example apps create a BLE central and peripheral based on mynewt-nimBLE and work in companion. The apps are mostly based on their equivalents, which can be found at https://github.com/apache/mynewt-nimble/tree/master/apps
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‎examples/nimble_blecent/CMakeLists.txt

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# ##############################################################################
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# apps/examples/nimble_blecent/CMakeLists.txt
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more contributor
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# license agreements. See the NOTICE file distributed with this work for
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# additional information regarding copyright ownership. The ASF licenses this
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# file to you under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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#
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# ##############################################################################
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if(CONFIG_EXAMPLES_NIMBLE_BLECENT)
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nuttx_add_application(
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NAME nimble
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SRCS ${CMAKE_CURRENT_LIST_DIR}/nimble_blecent_main.c ${CMAKE_CURRENT_LIST_DIR}/misc.c ${CMAKE_CURRENT_LIST_DIR}/peer.c
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DEPENDS nimble)
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endif()

‎examples/nimble_blecent/Kconfig

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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config EXAMPLES_NIMBLE_BLECENT
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tristate "NimBLE peripheral"
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default n
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---help---
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Enable the nimble peripheral
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if EXAMPLES_NIMBLE_BLECENT
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config EXAMPLES_NIMBLE_BLECENT_PROGNAME
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string "Program name"
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default "nimble"
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---help---
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This is the name of the program that will be used when the NSH ELF
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program is installed.
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config EXAMPLES_NIMBLE_BLECENT_PRIORITY
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int "NimBLE task priority"
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default 100
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config EXAMPLES_NIMBLE_BLECENT_STACKSIZE
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int "NimBLE stack size"
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default DEFAULT_TASK_STACKSIZE
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endif # EXAMPLES_NIMBLE_BLECENT
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‎examples/nimble_blecent/Make.defs

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############################################################################
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# apps/examples/nimble_blecent/Make.defs
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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ifneq ($(CONFIG_EXAMPLES_NIMBLE_BLECENT),)
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CONFIGURED_APPS += $(APPDIR)/examples/nimble
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endif

‎examples/nimble_blecent/Makefile

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############################################################################
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# apps/examples/nimble_blecent/Makefile
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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include $(APPDIR)/Make.defs
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# NimBLE built-in application info
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PROGNAME = $(CONFIG_EXAMPLES_NIMBLE_BLECENT_PROGNAME)
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PRIORITY = $(CONFIG_EXAMPLES_NIMBLE_BLECENT_PRIORITY)
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STACKSIZE = $(CONFIG_EXAMPLES_NIMBLE_BLECENT_STACKSIZE)
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MODULE = $(CONFIG_EXAMPLES_NIMBLE_BLECENT)
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# NimBLE Example
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MAINSRC = nimble_BLECENT_main.c
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include $(APPDIR)/wireless/bluetooth/nimble/Makefile.nimble
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include $(APPDIR)/Application.mk

‎examples/nimble_blecent/blecent.h

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

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