mirror of https://github.com/ARMmbed/mbed-os.git
220 lines
6.8 KiB
C++
220 lines
6.8 KiB
C++
/*
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* Copyright (c) 2018, Arm Limited and affiliates.
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "UBLOX_AT.h"
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using namespace mbed;
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using namespace events;
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#ifdef UBX_MDM_SARA_R41XM
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static const intptr_t cellular_properties[AT_CellularDevice::PROPERTY_MAX] = {
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AT_CellularNetwork::RegistrationModeDisable,// C_EREG
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AT_CellularNetwork::RegistrationModeLAC, // C_GREG
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AT_CellularNetwork::RegistrationModeLAC, // C_REG
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0, // AT_CGSN_WITH_TYPE
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0, // AT_CGDATA
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0, // AT_CGAUTH
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1, // AT_CNMI
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1, // AT_CSMP
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1, // AT_CMGF
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0, // AT_CSDH
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1, // PROPERTY_IPV4_STACK
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0, // PROPERTY_IPV6_STACK
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0, // PROPERTY_IPV4V6_STACK
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0, // PROPERTY_NON_IP_PDP_TYPE
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1, // PROPERTY_AT_CGEREP
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1, // PROPERTY_AT_COPS_FALLBACK_AUTO
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7, // PROPERTY_SOCKET_COUNT
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1, // PROPERTY_IP_TCP
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1, // PROPERTY_IP_UDP
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0, // PROPERTY_AT_SEND_DELAY
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};
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#elif defined(UBX_MDM_SARA_U2XX) || defined(UBX_MDM_SARA_G3XX)
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static const intptr_t cellular_properties[AT_CellularDevice::PROPERTY_MAX] = {
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AT_CellularNetwork::RegistrationModeDisable,// C_EREG
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AT_CellularNetwork::RegistrationModeLAC, // C_GREG
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AT_CellularNetwork::RegistrationModeLAC, // C_REG
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#ifdef UBX_MDM_SARA_G3XX
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0, // AT_CGSN_WITH_TYPE
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#else
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1, // AT_CGSN_WITH_TYPE
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#endif
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1, // AT_CGDATA
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0, // AT_CGAUTH
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1, // AT_CNMI
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1, // AT_CSMP
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1, // AT_CMGF
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1, // AT_CSDH
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1, // PROPERTY_IPV4_STACK
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0, // PROPERTY_IPV6_STACK
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0, // PROPERTY_IPV4V6_STACK
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0, // PROPERTY_NON_IP_PDP_TYPE
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1, // PROPERTY_AT_CGEREP
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1, // PROPERTY_AT_COPS_FALLBACK_AUTO
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7, // PROPERTY_SOCKET_COUNT
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1, // PROPERTY_IP_TCP
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1, // PROPERTY_IP_UDP
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0, // PROPERTY_AT_SEND_DELAY
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};
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#else
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static const intptr_t cellular_properties[AT_CellularDevice::PROPERTY_MAX] = {
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0, // C_EREG
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0, // C_GREG
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0, // C_REG
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0, // AT_CGSN_WITH_TYPE
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0, // AT_CGDATA
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0, // AT_CGAUTH
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0, // AT_CNMI
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0, // AT_CSMP
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0, // AT_CMGF
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0, // AT_CSDH
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0, // PROPERTY_IPV4_STACK
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0, // PROPERTY_IPV6_STACK
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0, // PROPERTY_IPV4V6_STACK
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0, // PROPERTY_NON_IP_PDP_TYPE
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0, // PROPERTY_AT_CGEREP
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0, // PROPERTY_AT_COPS_FALLBACK_AUTO
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0, // PROPERTY_SOCKET_COUNT
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0, // PROPERTY_IP_TCP
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0, // PROPERTY_IP_UDP
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0, // PROPERTY_AT_SEND_DELAY
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};
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#endif
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UBLOX_AT::UBLOX_AT(FileHandle *fh) : AT_CellularDevice(fh), ubx_context(0)
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{
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set_cellular_properties(cellular_properties);
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}
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AT_CellularNetwork *UBLOX_AT::open_network_impl(ATHandler &at)
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{
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return new UBLOX_AT_CellularNetwork(at, *this);
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}
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AT_CellularContext *UBLOX_AT::create_context_impl(ATHandler &at, const char *apn, bool cp_req, bool nonip_req)
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{
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ubx_context = new UBLOX_AT_CellularContext(at, this, apn, cp_req, nonip_req);
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return ubx_context;
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}
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#if MBED_CONF_UBLOX_AT_PROVIDE_DEFAULT
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#include "drivers/BufferedSerial.h"
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CellularDevice *CellularDevice::get_default_instance()
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{
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static BufferedSerial serial(MBED_CONF_UBLOX_AT_TX, MBED_CONF_UBLOX_AT_RX, MBED_CONF_UBLOX_AT_BAUDRATE);
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#if defined (MBED_CONF_UBLOX_AT_RTS) && defined(MBED_CONF_UBLOX_AT_CTS)
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tr_debug("UBLOX_AT flow control: RTS %d CTS %d", MBED_CONF_UBLOX_AT_RTS, MBED_CONF_UBLOX_AT_CTS);
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serial.set_flow_control(SerialBase::RTSCTS, MBED_CONF_UBLOX_AT_RTS, MBED_CONF_UBLOX_AT_CTS);
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#endif
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static UBLOX_AT device(&serial);
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return &device;
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}
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#endif
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nsapi_error_t UBLOX_AT::init()
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{
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setup_at_handler();
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_at.lock();
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_at.flush();
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_at.at_cmd_discard("", "");
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#if defined(UBX_MDM_SARA_U2XX) || defined(UBX_MDM_SARA_G3XX)
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nsapi_error_t err = _at.at_cmd_discard("E0", ""); // echo off
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if (err == NSAPI_ERROR_OK) {
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_at.at_cmd_discard("+CMEE", "=1"); // verbose responses
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err = _at.at_cmd_discard("+CFUN", "=1"); // set full functionality
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}
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#elif defined(UBX_MDM_SARA_R41XM)
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nsapi_error_t err = _at.at_cmd_discard("+CFUN", "=", "%d", 4);
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if (err == NSAPI_ERROR_OK) {
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_at.at_cmd_discard("E0", ""); // echo off
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_at.at_cmd_discard("+CMEE", "=1"); // verbose responses
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config_authentication_parameters();
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err = _at.at_cmd_discard("+CFUN", "=1"); // set full functionality
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}
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#else
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_at.unlock();
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return NSAPI_ERROR_UNSUPPORTED;
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#endif
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return _at.unlock_return_error();
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}
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nsapi_error_t UBLOX_AT::config_authentication_parameters()
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{
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char *config = NULL;
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nsapi_error_t err;
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const char *apn;
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const char *uname;
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const char *pwd;
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CellularContext::AuthenticationType auth = CellularContext::NOAUTH;
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char imsi[MAX_IMSI_LENGTH + 1];
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if (ubx_context->get_apn() == NULL) {
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err = get_imsi(imsi);
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if (err == NSAPI_ERROR_OK) {
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config = (char *)apnconfig(imsi);
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}
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ubx_context->get_next_credentials(&config);
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}
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apn = ubx_context->get_apn();
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pwd = ubx_context->get_pwd();
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uname = ubx_context->get_uname();
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if (*uname && *pwd) {
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auth = ubx_context->get_auth();
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}
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err = set_authentication_parameters(apn, uname, pwd, auth);
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return err;
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}
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nsapi_error_t UBLOX_AT::set_authentication_parameters(const char *apn,
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const char *username,
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const char *password,
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CellularContext::AuthenticationType auth)
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{
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int modem_security = ubx_context->nsapi_security_to_modem_security(auth);
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nsapi_error_t err = _at.at_cmd_discard("+CGDCONT", "=", "%d%s%s", 1, "IP", apn);
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if (err == NSAPI_ERROR_OK) {
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#ifdef UBX_MDM_SARA_R41XM
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if (modem_security == CellularContext::CHAP) {
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err = _at.at_cmd_discard("+UAUTHREQ", "=", "%d%d%s%s", 1, modem_security, password, username);
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} else if (modem_security == CellularContext::NOAUTH) {
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err = _at.at_cmd_discard("+UAUTHREQ", "=", "%d%d", 1, modem_security);
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} else {
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err = _at.at_cmd_discard("+UAUTHREQ", "=", "%d%d%s%s", 1, modem_security, username, password);
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}
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#else
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err = _at.at_cmd_discard("+UAUTHREQ", "=", "%d%d%s%s", 1, modem_security, username, password);
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#endif
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}
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return err;
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}
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nsapi_error_t UBLOX_AT::get_imsi(char *imsi)
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{
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//Special case: Command put in cmd_chr to make a 1 liner
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return _at.at_cmd_str("", "+CIMI", imsi, MAX_IMSI_LENGTH + 1);
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}
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