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easy-connect.cpp
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easy-connect.cpp
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/*
* FILE: easy-connect.cpp
*
* Copyright (c) 2015 - 2017 ARM Limited. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
* Licensed 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.
*/
#include "mbed.h"
#include "easy-connect.h"
/*
* Instantiate the configured network interface
*/
#if MBED_CONF_APP_NETWORK_INTERFACE == ETHERNET
#include "EthernetInterface.h"
EthernetInterface eth;
#elif MBED_CONF_APP_NETWORK_INTERFACE == CELLULAR_WNC14A2A
#include "WNC14A2AInterface.h"
#if MBED_CONF_APP_WNC_DEBUG == true
#include "WNCDebug.h"
WNCDebug dbgout(stderr);
WNC14A2AInterface wnc(&dbgout);
#else
WNC14A2AInterface wnc;
#endif
#elif MBED_CONF_APP_NETWORK_INTERFACE == CELLULAR_BG96
#include "BG96Interface.h"
BG96Interface bg96;
#else
#error "No connectivity method chosen. Please add 'config.network-interfaces.value' to your mbed_app.json (see README.md for more information)."
#endif // MBED_CONF_APP_NETWORK_INTERFACE
/* \brief print_MAC - print_MAC - helper function to print out MAC address
* in: network_interface - pointer to network i/f
* bool log-messages print out logs or not
* MAC address is printed, if it can be acquired & log_messages is true.
*
*/
void print_MAC(NetworkInterface* network_interface, bool log_messages) {
const char *mac_addr = network_interface->get_mac_address();
if( !log_messages )
return;
if (mac_addr == NULL)
printf("[EasyConnect] ERROR - No MAC address\n");
else
printf("[EasyConnect] MAC address %s\n", mac_addr);
}
/* \brief easy_connect easy_connect() function to connect the pre-defined network bearer,
* config done via mbed_app.json (see README.md for details).
*
* IN: bool log_messages print out diagnostics or not.
*/
NetworkInterface* easy_connect(bool log_messages) {
NetworkInterface* network_interface = NULL;
int connect_success = -1;
#if MBED_CONF_APP_NETWORK_INTERFACE == ETHERNET
if (log_messages) {
printf("[EasyConnect] Using Ethernet\n");
}
network_interface = ð
connect_success = eth.connect();
#elif MBED_CONF_APP_NETWORK_INTERFACE == CELLULAR_WNC14A2A
if (log_messages) {
printf("[EasyConnect] Using WNC14A2A\n");
}
#if MBED_CONF_APP_WNC_DEBUG == true
printf("[EasyConnect] With WNC14A2A debug output set to 0x%02X\n",MBED_CONF_APP_WNC_DEBUG_SETTING);
wnc.doDebug(MBED_CONF_APP_WNC_DEBUG_SETTING);
#endif
network_interface = &wnc;
connect_success = wnc.connect();
#elif MBED_CONF_APP_NETWORK_INTERFACE == CELLULAR_BG96
if (log_messages) {
printf("[EasyConnect] Using BG96\n");
}
#if MBED_CONF_APP_BG96_DEBUG == true
printf("[EasyConnect] With BG96 debug output set to 0x%02X\n",MBED_CONF_APP_BG96_DEBUG_SETTING);
bg96.doDebug(MBED_CONF_APP_BG96_DEBUG_SETTING);
#endif
network_interface = &bg96;
connect_success = bg96.connect();
#endif
if(connect_success == 0) {
if (log_messages) {
printf("[EasyConnect] Connected to Network successfully\n");
print_MAC(network_interface, log_messages);
}
} else {
if (log_messages) {
print_MAC(network_interface, log_messages);
printf("[EasyConnect] Connection to Network Failed %d!\n", connect_success);
}
return NULL;
}
const char *ip_addr = network_interface->get_ip_address();
if (ip_addr == NULL) {
if (log_messages) {
printf("[EasyConnect] ERROR - No IP address\n");
}
return NULL;
}
if (log_messages) {
printf("[EasyConnect] IP address %s\n", ip_addr);
}
return network_interface;
}
/* \brief easy_get_netif - easy_connect function to get pointer to network interface
* without connecting to it.
*
* IN: bool log_messages print out diagnostics or not.
*/
NetworkInterface* easy_get_netif(bool log_messages) {
#if MBED_CONF_APP_NETWORK_INTERFACE == ETHERNET
if (log_messages) {
printf("[EasyConnect] Ethernet\n");
}
return ð
#elif MBED_CONF_APP_NETWORK_INTERFACE == CELLULAR_WNC14A2A
if (log_messages) {
printf("[EasyConnect] WNC14A2A\n");
}
return &wnc;
#elif MBED_CONF_APP_NETWORK_INTERFACE == CELLULAR_BG96
if (log_messages) {
printf("[EasyConnect] BG96\n");
}
return &bg96;
#endif
}