Host library for controlling a WiConnect enabled Wi-Fi module.
Dependents: wiconnect-ota_example wiconnect-web_setup_example wiconnect-test-console wiconnect-tcp_server_example ... more
NetworkScan.cpp
- Committer:
- dan_ackme
- Date:
- 2014-10-27
- Revision:
- 29:b6af04b77a56
File content as of revision 29:b6af04b77a56:
/** * ACKme WiConnect Host Library is licensed under the BSD licence: * * Copyright (c)2014 ACKme Networks. * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY * OF SUCH DAMAGE. */ #include "Wiconnect.h" #include "internal/common.h" #define SCAN_TIMEOUT 15000 /*************************************************************************************************/ WiconnectResult NetworkInterface::scan(ScanResultList &resultList, const uint8_t *channelList, const char* ssid) { WiconnectResult result; char *cmdBuffer = wiconnect->internalBuffer; if(WICONNECT_IS_IDLE()) { #define SCAN_CMD "scan -v " char *cmdBufferPtr = cmdBuffer + sizeof(SCAN_CMD)-1; strcpy(cmdBuffer, SCAN_CMD); if(channelList != NULL) { for(const uint8_t *ch = (const uint8_t *)channelList; *ch != 0; ++ch) { cmdBufferPtr += sprintf(cmdBufferPtr, "%d,", *ch); } *(cmdBufferPtr-1) = ' '; } else { strcat(cmdBufferPtr, "all "); cmdBufferPtr += 4; } if(ssid != NULL) { strcpy(cmdBufferPtr, ssid); } resultList.reset(); } CHECK_OTHER_COMMAND_EXECUTING(); //if(!completeHandler_.isValid()) { if(WICONNECT_SUCCEEDED(result, wiconnect->sendCommand(SCAN_TIMEOUT, cmdBuffer))) { result = processScanResults(wiconnect->internalBuffer, resultList); } } //#ifdef WICONNECT_ASYNC_TIMER_ENABLED // else // { // QueuedCommand *cmd = new QueuedCommand(NULL, 4096, SCAN_TIMEOUT, cmdBuffer); // cmd->userData = (void*)resultList; // completeHandler = completeHandler_; // if(WICONNECT_FAILED(result, wiconnect->enqueueCommand(cmd, Callback(this, &NetworkInterface::scanCompleteCallback)))) // { // delete cmd; // } // else // { // result = WICONNECT_PROCESSING; // } // } //#endif CHECK_CLEANUP_COMMAND(); return result; } /*************************************************************************************************/ WiconnectResult NetworkInterface::processScanResults(char *resultStr, ScanResultList &resultList) { WiconnectResult result = WICONNECT_SUCCESS; char *line, *savedLine; for(savedLine = resultStr; (line = StringUtil::strtok_r(savedLine, "\r\n", &savedLine)) != NULL;) { char *toks[9], *savedTok; if(*line != '#') { continue; } savedTok = line + 2; for(int i = 0; i < 8 && (toks[i] = StringUtil::strtok_r(savedTok, " ", &savedTok)) != NULL; ++i) { if(toks[i] == NULL) { result = WICONNECT_RESPONSE_PARSE_ERROR; goto exit; } } if(WICONNECT_FAILED(result, resultList.add(toks[1], toks[2], toks[3], toks[4], toks[5], savedTok))) { goto exit; } } exit: return result; } //#ifdef WICONNECT_ASYNC_TIMER_ENABLED // /*************************************************************************************************/ //void NetworkInterface::scanCompleteCallback(WiconnectResult result, void *arg1, void *arg2) //{ // QueuedCommand *cmd = (QueuedCommand*)arg1; // ScanResultList *listPtr = (ScanResultList*)cmd->userData; // // if(result == WICONNECT_SUCCESS) // { // result = processScanResults(cmd->responseBuffer, listPtr); // } // delete cmd; // // completeHandler.call(result, listPtr, NULL); //} // //#endif