mirror of
https://github.com/espressif/esp-nimble.git
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apps: scanner added
basic scanner app discovering advertising devices and printing advertising report data to serial port
This commit is contained in:
Krzysztof Kopyściński
committed by
Szymon Janc
Szymon Janc
parent
c98e1c3979
commit
46db1eabb0
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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the 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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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pkg.name: "apps/scanner"
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pkg.type: app
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pkg.description: "Basic scanning application"
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pkg.author: "Krzysztof Kopyściński <[email protected]>"
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pkg.deps:
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- "@apache-mynewt-core/kernel/os"
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- "@apache-mynewt-core/sys/console/full"
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- "@apache-mynewt-core/sys/log/full"
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- "@apache-mynewt-core/sys/stats/full"
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- "@apache-mynewt-core/sys/log/modlog"
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- "@apache-mynewt-nimble/nimble/host"
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- "@apache-mynewt-nimble/nimble/host/util/"
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- "@apache-mynewt-nimble/nimble/host/store/config"
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- "@apache-mynewt-nimble/nimble/transport"
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@@ -0,0 +1,261 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include "sysinit/sysinit.h"
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#include "os/os.h"
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#include "console/console.h"
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#include "host/ble_hs.h"
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#include "host/util/util.h"
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#include "console/console.h"
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#include "log/log.h"
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/* scan_event() calls scan(), so forward declaration is required */
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static void scan(void);
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static void
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ble_app_set_addr(void)
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{
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ble_addr_t addr;
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int rc;
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/* generate new non-resolvable private address */
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rc = ble_hs_id_gen_rnd(1, &addr);
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assert(rc == 0);
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/* set generated address */
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rc = ble_hs_id_set_rnd(addr.val);
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assert(rc == 0);
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}
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static void
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print_uuid(const ble_uuid_t *uuid)
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{
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char buf[BLE_UUID_STR_LEN];
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MODLOG_DFLT(DEBUG, "%s", ble_uuid_to_str(uuid, buf));
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}
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/* Utility function to log an array of bytes. */
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static void
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print_bytes(const uint8_t *bytes, int len)
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{
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int i;
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for (i = 0; i < len; i++) {
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MODLOG_DFLT(DEBUG, "%s0x%02x", i != 0 ? ":" : "", bytes[i]);
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}
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}
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static char *
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addr_str(const void *addr)
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{
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static char buf[6 * 2 + 5 + 1];
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const uint8_t *u8p;
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u8p = addr;
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sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x",
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u8p[5], u8p[4], u8p[3], u8p[2], u8p[1], u8p[0]);
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return buf;
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}
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static void
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print_adv_fields(const struct ble_hs_adv_fields *fields)
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{
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char s[BLE_HS_ADV_MAX_SZ];
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const uint8_t *u8p;
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int i;
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if (fields->flags != 0) {
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MODLOG_DFLT(DEBUG, " flags=0x%02x\n", fields->flags);
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}
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if (fields->uuids16 != NULL) {
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MODLOG_DFLT(DEBUG, " uuids16(%scomplete)=",
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fields->uuids16_is_complete ? "" : "in");
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for (i = 0; i < fields->num_uuids16; i++) {
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print_uuid(&fields->uuids16[i].u);
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MODLOG_DFLT(DEBUG, " ");
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}
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->uuids32 != NULL) {
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MODLOG_DFLT(DEBUG, " uuids32(%scomplete)=",
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fields->uuids32_is_complete ? "" : "in");
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for (i = 0; i < fields->num_uuids32; i++) {
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print_uuid(&fields->uuids32[i].u);
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MODLOG_DFLT(DEBUG, " ");
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}
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->uuids128 != NULL) {
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MODLOG_DFLT(DEBUG, " uuids128(%scomplete)=",
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fields->uuids128_is_complete ? "" : "in");
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for (i = 0; i < fields->num_uuids128; i++) {
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print_uuid(&fields->uuids128[i].u);
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MODLOG_DFLT(DEBUG, " ");
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}
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->name != NULL) {
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assert(fields->name_len < sizeof s - 1);
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memcpy(s, fields->name, fields->name_len);
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s[fields->name_len] = '\0';
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MODLOG_DFLT(DEBUG, " name(%scomplete)=%s\n",
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fields->name_is_complete ? "" : "in", s);
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}
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if (fields->tx_pwr_lvl_is_present) {
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MODLOG_DFLT(DEBUG, " tx_pwr_lvl=%d\n", fields->tx_pwr_lvl);
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}
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if (fields->slave_itvl_range != NULL) {
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MODLOG_DFLT(DEBUG, " slave_itvl_range=");
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print_bytes(fields->slave_itvl_range, BLE_HS_ADV_SLAVE_ITVL_RANGE_LEN);
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->svc_data_uuid16 != NULL) {
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MODLOG_DFLT(DEBUG, " svc_data_uuid16=");
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print_bytes(fields->svc_data_uuid16, fields->svc_data_uuid16_len);
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->public_tgt_addr != NULL) {
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MODLOG_DFLT(DEBUG, " public_tgt_addr=");
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u8p = fields->public_tgt_addr;
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for (i = 0; i < fields->num_public_tgt_addrs; i++) {
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MODLOG_DFLT(DEBUG, "public_tgt_addr=%s ", addr_str(u8p));
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u8p += BLE_HS_ADV_PUBLIC_TGT_ADDR_ENTRY_LEN;
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}
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->appearance_is_present) {
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MODLOG_DFLT(DEBUG, " appearance=0x%04x\n", fields->appearance);
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}
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if (fields->adv_itvl_is_present) {
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MODLOG_DFLT(DEBUG, " adv_itvl=0x%04x\n", fields->adv_itvl);
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}
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if (fields->svc_data_uuid32 != NULL) {
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MODLOG_DFLT(DEBUG, " svc_data_uuid32=");
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print_bytes(fields->svc_data_uuid32, fields->svc_data_uuid32_len);
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->svc_data_uuid128 != NULL) {
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MODLOG_DFLT(DEBUG, " svc_data_uuid128=");
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print_bytes(fields->svc_data_uuid128, fields->svc_data_uuid128_len);
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->uri != NULL) {
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MODLOG_DFLT(DEBUG, " uri=");
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print_bytes(fields->uri, fields->uri_len);
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MODLOG_DFLT(DEBUG, "\n");
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}
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if (fields->mfg_data != NULL) {
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MODLOG_DFLT(DEBUG, " mfg_data=");
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print_bytes(fields->mfg_data, fields->mfg_data_len);
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MODLOG_DFLT(DEBUG, "\n");
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}
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}
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static int
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scan_event(struct ble_gap_event *event, void *arg)
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{
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struct ble_hs_adv_fields fields;
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int rc;
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switch (event->type) {
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/* advertising report has been received during discovery procedure */
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case BLE_GAP_EVENT_DISC:
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MODLOG_DFLT(ERROR, "Advertising report received!\n");
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rc = ble_hs_adv_parse_fields(&fields, event->disc.data,
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event->disc.length_data);
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if (rc != 0) {
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return 0;
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}
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print_adv_fields(&fields);
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return 0;
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/* discovery procedure has terminated */
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case BLE_GAP_EVENT_DISC_COMPLETE:
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MODLOG_DFLT(INFO, "Discovery completed, terminaton code: %d\n",
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event->disc_complete.reason);
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scan();
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return 0;
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default:
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MODLOG_DFLT(ERROR, "Discovery event not handled\n");
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return 0;
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}
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}
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static void
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scan(void)
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{
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/* set scan parameters */
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struct ble_gap_disc_params scan_params;
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scan_params.itvl = 500;
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scan_params.window = 250;
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scan_params.filter_policy = 0;
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scan_params.limited = 0;
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scan_params.passive = 1;
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scan_params.filter_duplicates = 1;
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/* performs discovery procedure; value of own_addr_type is hard-coded,
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because NRPA is used */
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ble_gap_disc(BLE_OWN_ADDR_RANDOM, 1000, &scan_params, scan_event, NULL);
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}
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static void
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on_sync(void)
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{
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/* Generate a non-resolvable private address. */
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ble_app_set_addr();
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/* begin scanning */
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scan();
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}
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static void
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on_reset(int reason)
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{
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console_printf("Resetting state; reason=%d\n", reason);
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}
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int
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main(int argc, char **argv)
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{
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/* Initialize all packages. */
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sysinit();
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ble_hs_cfg.sync_cb = on_sync;
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ble_hs_cfg.reset_cb = on_reset;
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/* As the last thing, process events from default event queue. */
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while (1) {
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os_eventq_run(os_eventq_dflt_get());
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}
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return 0;
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}
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