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
ScanResultList.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 "api/types/ScanResult.h" #include "internal/common.h" /*************************************************************************************************/ ScanResultList::ScanResultList(int bufferLen_, void *buffer_) { Wiconnect *wiconnect = Wiconnect::getInstance(); wiconnect_assert(wiconnect, "ScanResultList(), bad buffer", (bufferLen_ == 0 && buffer_ == NULL) || (bufferLen_ != 0 && buffer_ != NULL)); buffer = (uint8_t*)buffer_; bufferLen = bufferLen_; reset(); } /*************************************************************************************************/ ScanResultList::~ScanResultList() { reset(); } /*************************************************************************************************/ void ScanResultList::reset(void) { #ifdef WICONNECT_ENABLE_MALLOC if(buffer == NULL) { ScanResult* result = listHead; while(result != NULL) { ScanResult* tmp = result; result = result->next; delete tmp; } } #endif listHead = listTail = NULL; bufferPtr = buffer; bufferRemaining = bufferLen; count = 0; } /*************************************************************************************************/ WiconnectResult ScanResultList::add(const char *channelStr, const char *rssiStr, const char* macStr, const char *rateStr, const char *secStr, const char *ssidStr) { WiconnectResult result; ScanResult *res; if(buffer == NULL) { #ifdef WICONNECT_ENABLE_MALLOC res = new ScanResult(); if(res == NULL) #endif { return WICONNECT_NULL_BUFFER; } } else { if(bufferRemaining < sizeof(ScanResult)) { return WICONNECT_OVERFLOW; } res = (ScanResult*)bufferPtr; memset(res, 0, sizeof(ScanResult)); bufferRemaining -= sizeof(ScanResult); bufferPtr += sizeof(ScanResult); } if(WICONNECT_FAILED(result, res->init(channelStr, rssiStr, macStr, rateStr, secStr, ssidStr))) { if(buffer == NULL) { delete res; } } else { if(listHead == NULL) { listHead = listTail = res; } else { res->previous = listTail; listTail->next = res; listTail = res; } ++count; } return result; } /*************************************************************************************************/ const ScanResult* ScanResultList::getListHead() const { return listHead; } /*************************************************************************************************/ int ScanResultList::getCount() const { return count; } /*************************************************************************************************/ const ScanResult* ScanResultList::getResult(int i) const { if(i >= count) return NULL; ScanResult* result = listHead; while(i-- != 0) result = result->next; return result; } /*************************************************************************************************/ const ScanResult* ScanResultList::operator [](int i) const { return getResult(i); }