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@29:b6af04b77a56, 2014-10-27 (annotated)
- Committer:
- dan_ackme
- Date:
- Mon Oct 27 13:42:26 2014 -0700
- Revision:
- 29:b6af04b77a56
refactored library layout
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
dan_ackme | 29:b6af04b77a56 | 1 | /** |
dan_ackme | 29:b6af04b77a56 | 2 | * ACKme WiConnect Host Library is licensed under the BSD licence: |
dan_ackme | 29:b6af04b77a56 | 3 | * |
dan_ackme | 29:b6af04b77a56 | 4 | * Copyright (c)2014 ACKme Networks. |
dan_ackme | 29:b6af04b77a56 | 5 | * All rights reserved. |
dan_ackme | 29:b6af04b77a56 | 6 | * |
dan_ackme | 29:b6af04b77a56 | 7 | * Redistribution and use in source and binary forms, with or without modification, |
dan_ackme | 29:b6af04b77a56 | 8 | * are permitted provided that the following conditions are met: |
dan_ackme | 29:b6af04b77a56 | 9 | * |
dan_ackme | 29:b6af04b77a56 | 10 | * 1. Redistributions of source code must retain the above copyright notice, |
dan_ackme | 29:b6af04b77a56 | 11 | * this list of conditions and the following disclaimer. |
dan_ackme | 29:b6af04b77a56 | 12 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
dan_ackme | 29:b6af04b77a56 | 13 | * this list of conditions and the following disclaimer in the documentation |
dan_ackme | 29:b6af04b77a56 | 14 | * and/or other materials provided with the distribution. |
dan_ackme | 29:b6af04b77a56 | 15 | * 3. The name of the author may not be used to endorse or promote products |
dan_ackme | 29:b6af04b77a56 | 16 | * derived from this software without specific prior written permission. |
dan_ackme | 29:b6af04b77a56 | 17 | * |
dan_ackme | 29:b6af04b77a56 | 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS AND ANY EXPRESS OR IMPLIED |
dan_ackme | 29:b6af04b77a56 | 19 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
dan_ackme | 29:b6af04b77a56 | 20 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
dan_ackme | 29:b6af04b77a56 | 21 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
dan_ackme | 29:b6af04b77a56 | 22 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
dan_ackme | 29:b6af04b77a56 | 23 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
dan_ackme | 29:b6af04b77a56 | 24 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
dan_ackme | 29:b6af04b77a56 | 25 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
dan_ackme | 29:b6af04b77a56 | 26 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
dan_ackme | 29:b6af04b77a56 | 27 | * OF SUCH DAMAGE. |
dan_ackme | 29:b6af04b77a56 | 28 | */ |
dan_ackme | 29:b6af04b77a56 | 29 | #include "Wiconnect.h" |
dan_ackme | 29:b6af04b77a56 | 30 | #include "internal/common.h" |
dan_ackme | 29:b6af04b77a56 | 31 | |
dan_ackme | 29:b6af04b77a56 | 32 | |
dan_ackme | 29:b6af04b77a56 | 33 | #define SCAN_TIMEOUT 15000 |
dan_ackme | 29:b6af04b77a56 | 34 | |
dan_ackme | 29:b6af04b77a56 | 35 | |
dan_ackme | 29:b6af04b77a56 | 36 | |
dan_ackme | 29:b6af04b77a56 | 37 | |
dan_ackme | 29:b6af04b77a56 | 38 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 39 | WiconnectResult NetworkInterface::scan(ScanResultList &resultList, const uint8_t *channelList, const char* ssid) |
dan_ackme | 29:b6af04b77a56 | 40 | { |
dan_ackme | 29:b6af04b77a56 | 41 | WiconnectResult result; |
dan_ackme | 29:b6af04b77a56 | 42 | char *cmdBuffer = wiconnect->internalBuffer; |
dan_ackme | 29:b6af04b77a56 | 43 | |
dan_ackme | 29:b6af04b77a56 | 44 | |
dan_ackme | 29:b6af04b77a56 | 45 | if(WICONNECT_IS_IDLE()) |
dan_ackme | 29:b6af04b77a56 | 46 | { |
dan_ackme | 29:b6af04b77a56 | 47 | #define SCAN_CMD "scan -v " |
dan_ackme | 29:b6af04b77a56 | 48 | char *cmdBufferPtr = cmdBuffer + sizeof(SCAN_CMD)-1; |
dan_ackme | 29:b6af04b77a56 | 49 | |
dan_ackme | 29:b6af04b77a56 | 50 | strcpy(cmdBuffer, SCAN_CMD); |
dan_ackme | 29:b6af04b77a56 | 51 | |
dan_ackme | 29:b6af04b77a56 | 52 | if(channelList != NULL) |
dan_ackme | 29:b6af04b77a56 | 53 | { |
dan_ackme | 29:b6af04b77a56 | 54 | for(const uint8_t *ch = (const uint8_t *)channelList; *ch != 0; ++ch) |
dan_ackme | 29:b6af04b77a56 | 55 | { |
dan_ackme | 29:b6af04b77a56 | 56 | cmdBufferPtr += sprintf(cmdBufferPtr, "%d,", *ch); |
dan_ackme | 29:b6af04b77a56 | 57 | } |
dan_ackme | 29:b6af04b77a56 | 58 | *(cmdBufferPtr-1) = ' '; |
dan_ackme | 29:b6af04b77a56 | 59 | } |
dan_ackme | 29:b6af04b77a56 | 60 | else |
dan_ackme | 29:b6af04b77a56 | 61 | { |
dan_ackme | 29:b6af04b77a56 | 62 | strcat(cmdBufferPtr, "all "); |
dan_ackme | 29:b6af04b77a56 | 63 | cmdBufferPtr += 4; |
dan_ackme | 29:b6af04b77a56 | 64 | } |
dan_ackme | 29:b6af04b77a56 | 65 | |
dan_ackme | 29:b6af04b77a56 | 66 | if(ssid != NULL) |
dan_ackme | 29:b6af04b77a56 | 67 | { |
dan_ackme | 29:b6af04b77a56 | 68 | strcpy(cmdBufferPtr, ssid); |
dan_ackme | 29:b6af04b77a56 | 69 | } |
dan_ackme | 29:b6af04b77a56 | 70 | |
dan_ackme | 29:b6af04b77a56 | 71 | resultList.reset(); |
dan_ackme | 29:b6af04b77a56 | 72 | } |
dan_ackme | 29:b6af04b77a56 | 73 | |
dan_ackme | 29:b6af04b77a56 | 74 | CHECK_OTHER_COMMAND_EXECUTING(); |
dan_ackme | 29:b6af04b77a56 | 75 | |
dan_ackme | 29:b6af04b77a56 | 76 | //if(!completeHandler_.isValid()) |
dan_ackme | 29:b6af04b77a56 | 77 | { |
dan_ackme | 29:b6af04b77a56 | 78 | if(WICONNECT_SUCCEEDED(result, wiconnect->sendCommand(SCAN_TIMEOUT, cmdBuffer))) |
dan_ackme | 29:b6af04b77a56 | 79 | { |
dan_ackme | 29:b6af04b77a56 | 80 | result = processScanResults(wiconnect->internalBuffer, resultList); |
dan_ackme | 29:b6af04b77a56 | 81 | } |
dan_ackme | 29:b6af04b77a56 | 82 | } |
dan_ackme | 29:b6af04b77a56 | 83 | //#ifdef WICONNECT_ASYNC_TIMER_ENABLED |
dan_ackme | 29:b6af04b77a56 | 84 | // else |
dan_ackme | 29:b6af04b77a56 | 85 | // { |
dan_ackme | 29:b6af04b77a56 | 86 | // QueuedCommand *cmd = new QueuedCommand(NULL, 4096, SCAN_TIMEOUT, cmdBuffer); |
dan_ackme | 29:b6af04b77a56 | 87 | // cmd->userData = (void*)resultList; |
dan_ackme | 29:b6af04b77a56 | 88 | // completeHandler = completeHandler_; |
dan_ackme | 29:b6af04b77a56 | 89 | // if(WICONNECT_FAILED(result, wiconnect->enqueueCommand(cmd, Callback(this, &NetworkInterface::scanCompleteCallback)))) |
dan_ackme | 29:b6af04b77a56 | 90 | // { |
dan_ackme | 29:b6af04b77a56 | 91 | // delete cmd; |
dan_ackme | 29:b6af04b77a56 | 92 | // } |
dan_ackme | 29:b6af04b77a56 | 93 | // else |
dan_ackme | 29:b6af04b77a56 | 94 | // { |
dan_ackme | 29:b6af04b77a56 | 95 | // result = WICONNECT_PROCESSING; |
dan_ackme | 29:b6af04b77a56 | 96 | // } |
dan_ackme | 29:b6af04b77a56 | 97 | // } |
dan_ackme | 29:b6af04b77a56 | 98 | //#endif |
dan_ackme | 29:b6af04b77a56 | 99 | |
dan_ackme | 29:b6af04b77a56 | 100 | CHECK_CLEANUP_COMMAND(); |
dan_ackme | 29:b6af04b77a56 | 101 | |
dan_ackme | 29:b6af04b77a56 | 102 | return result; |
dan_ackme | 29:b6af04b77a56 | 103 | } |
dan_ackme | 29:b6af04b77a56 | 104 | |
dan_ackme | 29:b6af04b77a56 | 105 | |
dan_ackme | 29:b6af04b77a56 | 106 | |
dan_ackme | 29:b6af04b77a56 | 107 | |
dan_ackme | 29:b6af04b77a56 | 108 | |
dan_ackme | 29:b6af04b77a56 | 109 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 110 | WiconnectResult NetworkInterface::processScanResults(char *resultStr, ScanResultList &resultList) |
dan_ackme | 29:b6af04b77a56 | 111 | { |
dan_ackme | 29:b6af04b77a56 | 112 | WiconnectResult result = WICONNECT_SUCCESS; |
dan_ackme | 29:b6af04b77a56 | 113 | char *line, *savedLine; |
dan_ackme | 29:b6af04b77a56 | 114 | |
dan_ackme | 29:b6af04b77a56 | 115 | for(savedLine = resultStr; (line = StringUtil::strtok_r(savedLine, "\r\n", &savedLine)) != NULL;) |
dan_ackme | 29:b6af04b77a56 | 116 | { |
dan_ackme | 29:b6af04b77a56 | 117 | char *toks[9], *savedTok; |
dan_ackme | 29:b6af04b77a56 | 118 | |
dan_ackme | 29:b6af04b77a56 | 119 | if(*line != '#') |
dan_ackme | 29:b6af04b77a56 | 120 | { |
dan_ackme | 29:b6af04b77a56 | 121 | continue; |
dan_ackme | 29:b6af04b77a56 | 122 | } |
dan_ackme | 29:b6af04b77a56 | 123 | savedTok = line + 2; |
dan_ackme | 29:b6af04b77a56 | 124 | |
dan_ackme | 29:b6af04b77a56 | 125 | for(int i = 0; i < 8 && (toks[i] = StringUtil::strtok_r(savedTok, " ", &savedTok)) != NULL; ++i) |
dan_ackme | 29:b6af04b77a56 | 126 | { |
dan_ackme | 29:b6af04b77a56 | 127 | if(toks[i] == NULL) |
dan_ackme | 29:b6af04b77a56 | 128 | { |
dan_ackme | 29:b6af04b77a56 | 129 | result = WICONNECT_RESPONSE_PARSE_ERROR; |
dan_ackme | 29:b6af04b77a56 | 130 | goto exit; |
dan_ackme | 29:b6af04b77a56 | 131 | } |
dan_ackme | 29:b6af04b77a56 | 132 | } |
dan_ackme | 29:b6af04b77a56 | 133 | |
dan_ackme | 29:b6af04b77a56 | 134 | if(WICONNECT_FAILED(result, resultList.add(toks[1], toks[2], toks[3], toks[4], toks[5], savedTok))) |
dan_ackme | 29:b6af04b77a56 | 135 | { |
dan_ackme | 29:b6af04b77a56 | 136 | goto exit; |
dan_ackme | 29:b6af04b77a56 | 137 | } |
dan_ackme | 29:b6af04b77a56 | 138 | } |
dan_ackme | 29:b6af04b77a56 | 139 | |
dan_ackme | 29:b6af04b77a56 | 140 | exit: |
dan_ackme | 29:b6af04b77a56 | 141 | return result; |
dan_ackme | 29:b6af04b77a56 | 142 | } |
dan_ackme | 29:b6af04b77a56 | 143 | |
dan_ackme | 29:b6af04b77a56 | 144 | //#ifdef WICONNECT_ASYNC_TIMER_ENABLED |
dan_ackme | 29:b6af04b77a56 | 145 | // |
dan_ackme | 29:b6af04b77a56 | 146 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 147 | //void NetworkInterface::scanCompleteCallback(WiconnectResult result, void *arg1, void *arg2) |
dan_ackme | 29:b6af04b77a56 | 148 | //{ |
dan_ackme | 29:b6af04b77a56 | 149 | // QueuedCommand *cmd = (QueuedCommand*)arg1; |
dan_ackme | 29:b6af04b77a56 | 150 | // ScanResultList *listPtr = (ScanResultList*)cmd->userData; |
dan_ackme | 29:b6af04b77a56 | 151 | // |
dan_ackme | 29:b6af04b77a56 | 152 | // if(result == WICONNECT_SUCCESS) |
dan_ackme | 29:b6af04b77a56 | 153 | // { |
dan_ackme | 29:b6af04b77a56 | 154 | // result = processScanResults(cmd->responseBuffer, listPtr); |
dan_ackme | 29:b6af04b77a56 | 155 | // } |
dan_ackme | 29:b6af04b77a56 | 156 | // delete cmd; |
dan_ackme | 29:b6af04b77a56 | 157 | // |
dan_ackme | 29:b6af04b77a56 | 158 | // completeHandler.call(result, listPtr, NULL); |
dan_ackme | 29:b6af04b77a56 | 159 | //} |
dan_ackme | 29:b6af04b77a56 | 160 | // |
dan_ackme | 29:b6af04b77a56 | 161 | //#endif |