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
ScanResult.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 "api/types/ScanResult.h" |
dan_ackme | 29:b6af04b77a56 | 31 | #include "api/NetworkInterface.h" |
dan_ackme | 29:b6af04b77a56 | 32 | #include "internal/common.h" |
dan_ackme | 29:b6af04b77a56 | 33 | |
dan_ackme | 29:b6af04b77a56 | 34 | |
dan_ackme | 29:b6af04b77a56 | 35 | static inline bool floatToFixedPointInt(const char *str, uint32_t *res); |
dan_ackme | 29:b6af04b77a56 | 36 | |
dan_ackme | 29:b6af04b77a56 | 37 | |
dan_ackme | 29:b6af04b77a56 | 38 | |
dan_ackme | 29:b6af04b77a56 | 39 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 40 | ScanResult::ScanResult() |
dan_ackme | 29:b6af04b77a56 | 41 | { |
dan_ackme | 29:b6af04b77a56 | 42 | next = NULL; |
dan_ackme | 29:b6af04b77a56 | 43 | previous = NULL; |
dan_ackme | 29:b6af04b77a56 | 44 | channel = 0xff; |
dan_ackme | 29:b6af04b77a56 | 45 | rssi = -9999; |
dan_ackme | 29:b6af04b77a56 | 46 | rate = 0; |
dan_ackme | 29:b6af04b77a56 | 47 | security = NETWORK_SECURITY_UNKNOWN; |
dan_ackme | 29:b6af04b77a56 | 48 | memset(&mac, 0, (uint32_t)sizeof(mac)); |
dan_ackme | 29:b6af04b77a56 | 49 | memset(&ssid, 0, (uint32_t)sizeof(ssid)); |
dan_ackme | 29:b6af04b77a56 | 50 | } |
dan_ackme | 29:b6af04b77a56 | 51 | |
dan_ackme | 29:b6af04b77a56 | 52 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 53 | WiconnectResult ScanResult::init(const char *channelStr, const char *rssiStr, const char* macStr, const char *rateStr, const char *secStr, const char *ssidStr) |
dan_ackme | 29:b6af04b77a56 | 54 | { |
dan_ackme | 29:b6af04b77a56 | 55 | intmax_t r; |
dan_ackme | 29:b6af04b77a56 | 56 | if(!StringUtil::parseInt(channelStr, &r, 0, 15)) |
dan_ackme | 29:b6af04b77a56 | 57 | { |
dan_ackme | 29:b6af04b77a56 | 58 | return WICONNECT_RESPONSE_PARSE_ERROR; |
dan_ackme | 29:b6af04b77a56 | 59 | } |
dan_ackme | 29:b6af04b77a56 | 60 | channel = (int)r; |
dan_ackme | 29:b6af04b77a56 | 61 | if(!StringUtil::parseInt(rssiStr, &r, -200, 100)) |
dan_ackme | 29:b6af04b77a56 | 62 | { |
dan_ackme | 29:b6af04b77a56 | 63 | return WICONNECT_RESPONSE_PARSE_ERROR; |
dan_ackme | 29:b6af04b77a56 | 64 | } |
dan_ackme | 29:b6af04b77a56 | 65 | rssi = (int)r; |
dan_ackme | 29:b6af04b77a56 | 66 | |
dan_ackme | 29:b6af04b77a56 | 67 | if(!Wiconnect::strToMacAddress(macStr, &mac)) |
dan_ackme | 29:b6af04b77a56 | 68 | { |
dan_ackme | 29:b6af04b77a56 | 69 | return WICONNECT_RESPONSE_PARSE_ERROR; |
dan_ackme | 29:b6af04b77a56 | 70 | } |
dan_ackme | 29:b6af04b77a56 | 71 | |
dan_ackme | 29:b6af04b77a56 | 72 | if(!floatToFixedPointInt(rateStr, &rate)) |
dan_ackme | 29:b6af04b77a56 | 73 | { |
dan_ackme | 29:b6af04b77a56 | 74 | return WICONNECT_RESPONSE_PARSE_ERROR; |
dan_ackme | 29:b6af04b77a56 | 75 | } |
dan_ackme | 29:b6af04b77a56 | 76 | security = Wiconnect::strToNetworkSecurity(secStr); |
dan_ackme | 29:b6af04b77a56 | 77 | |
dan_ackme | 29:b6af04b77a56 | 78 | if(!Wiconnect::strToSsid(ssidStr, &ssid)) |
dan_ackme | 29:b6af04b77a56 | 79 | { |
dan_ackme | 29:b6af04b77a56 | 80 | return WICONNECT_RESPONSE_PARSE_ERROR; |
dan_ackme | 29:b6af04b77a56 | 81 | } |
dan_ackme | 29:b6af04b77a56 | 82 | |
dan_ackme | 29:b6af04b77a56 | 83 | return WICONNECT_SUCCESS; |
dan_ackme | 29:b6af04b77a56 | 84 | } |
dan_ackme | 29:b6af04b77a56 | 85 | |
dan_ackme | 29:b6af04b77a56 | 86 | #ifdef WICONNECT_ENABLE_MALLOC |
dan_ackme | 29:b6af04b77a56 | 87 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 88 | void* ScanResult::operator new(size_t size) |
dan_ackme | 29:b6af04b77a56 | 89 | { |
dan_ackme | 29:b6af04b77a56 | 90 | Wiconnect *wiconnect = Wiconnect::getInstance(); |
dan_ackme | 29:b6af04b77a56 | 91 | wiconnect_assert(wiconnect, "ScanResult:new, malloc not defined", wiconnect->_malloc != NULL); |
dan_ackme | 29:b6af04b77a56 | 92 | return Wiconnect::getInstance()->_malloc(size); |
dan_ackme | 29:b6af04b77a56 | 93 | } |
dan_ackme | 29:b6af04b77a56 | 94 | |
dan_ackme | 29:b6af04b77a56 | 95 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 96 | void ScanResult::operator delete(void* ptr) |
dan_ackme | 29:b6af04b77a56 | 97 | { |
dan_ackme | 29:b6af04b77a56 | 98 | Wiconnect *wiconnect = Wiconnect::getInstance(); |
dan_ackme | 29:b6af04b77a56 | 99 | wiconnect_assert(wiconnect, "ScanResult:delete, free not defined", wiconnect->_free != NULL); |
dan_ackme | 29:b6af04b77a56 | 100 | Wiconnect::getInstance()->_free(ptr); |
dan_ackme | 29:b6af04b77a56 | 101 | } |
dan_ackme | 29:b6af04b77a56 | 102 | #endif |
dan_ackme | 29:b6af04b77a56 | 103 | |
dan_ackme | 29:b6af04b77a56 | 104 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 105 | uint8_t ScanResult::getChannel() const |
dan_ackme | 29:b6af04b77a56 | 106 | { |
dan_ackme | 29:b6af04b77a56 | 107 | return channel; |
dan_ackme | 29:b6af04b77a56 | 108 | } |
dan_ackme | 29:b6af04b77a56 | 109 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 110 | NetworkSignalStrength ScanResult::getSignalStrength() const |
dan_ackme | 29:b6af04b77a56 | 111 | { |
dan_ackme | 29:b6af04b77a56 | 112 | return Wiconnect::rssiToSignalStrength(rssi); |
dan_ackme | 29:b6af04b77a56 | 113 | } |
dan_ackme | 29:b6af04b77a56 | 114 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 115 | const MacAddress* ScanResult::getMacAddress() const |
dan_ackme | 29:b6af04b77a56 | 116 | { |
dan_ackme | 29:b6af04b77a56 | 117 | return &mac; |
dan_ackme | 29:b6af04b77a56 | 118 | } |
dan_ackme | 29:b6af04b77a56 | 119 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 120 | uint32_t ScanResult::getRate() const |
dan_ackme | 29:b6af04b77a56 | 121 | { |
dan_ackme | 29:b6af04b77a56 | 122 | return rate; |
dan_ackme | 29:b6af04b77a56 | 123 | } |
dan_ackme | 29:b6af04b77a56 | 124 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 125 | const char* ScanResult::getRateStr(char *buffer) const |
dan_ackme | 29:b6af04b77a56 | 126 | { |
dan_ackme | 29:b6af04b77a56 | 127 | SET_STR_BUFFER(buffer, 16); |
dan_ackme | 29:b6af04b77a56 | 128 | uint32_t i = rate / 10; |
dan_ackme | 29:b6af04b77a56 | 129 | uint32_t f = rate % 10; |
dan_ackme | 29:b6af04b77a56 | 130 | sprintf(ptr, "%u.%u", (unsigned int)i, (unsigned int)f); |
dan_ackme | 29:b6af04b77a56 | 131 | return ptr; |
dan_ackme | 29:b6af04b77a56 | 132 | } |
dan_ackme | 29:b6af04b77a56 | 133 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 134 | NetworkSecurity ScanResult::getSecurityType() const |
dan_ackme | 29:b6af04b77a56 | 135 | { |
dan_ackme | 29:b6af04b77a56 | 136 | return security; |
dan_ackme | 29:b6af04b77a56 | 137 | } |
dan_ackme | 29:b6af04b77a56 | 138 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 139 | const Ssid* ScanResult::getSsid() const |
dan_ackme | 29:b6af04b77a56 | 140 | { |
dan_ackme | 29:b6af04b77a56 | 141 | return &ssid; |
dan_ackme | 29:b6af04b77a56 | 142 | } |
dan_ackme | 29:b6af04b77a56 | 143 | |
dan_ackme | 29:b6af04b77a56 | 144 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 145 | const ScanResult* ScanResult::getNext() const |
dan_ackme | 29:b6af04b77a56 | 146 | { |
dan_ackme | 29:b6af04b77a56 | 147 | return next; |
dan_ackme | 29:b6af04b77a56 | 148 | } |
dan_ackme | 29:b6af04b77a56 | 149 | |
dan_ackme | 29:b6af04b77a56 | 150 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 151 | const ScanResult* ScanResult::getPrevious() const |
dan_ackme | 29:b6af04b77a56 | 152 | { |
dan_ackme | 29:b6af04b77a56 | 153 | return previous; |
dan_ackme | 29:b6af04b77a56 | 154 | } |
dan_ackme | 29:b6af04b77a56 | 155 | |
dan_ackme | 29:b6af04b77a56 | 156 | |
dan_ackme | 29:b6af04b77a56 | 157 | /*************************************************************************************************/ |
dan_ackme | 29:b6af04b77a56 | 158 | static inline bool floatToFixedPointInt(const char *str, uint32_t *res) |
dan_ackme | 29:b6af04b77a56 | 159 | { |
dan_ackme | 29:b6af04b77a56 | 160 | intmax_t i; |
dan_ackme | 29:b6af04b77a56 | 161 | intmax_t f = 0; |
dan_ackme | 29:b6af04b77a56 | 162 | char buffer[32]; |
dan_ackme | 29:b6af04b77a56 | 163 | |
dan_ackme | 29:b6af04b77a56 | 164 | strcpy(buffer, str); |
dan_ackme | 29:b6af04b77a56 | 165 | |
dan_ackme | 29:b6af04b77a56 | 166 | char* frac = strchr(buffer, '.'); |
dan_ackme | 29:b6af04b77a56 | 167 | if(frac != NULL) |
dan_ackme | 29:b6af04b77a56 | 168 | { |
dan_ackme | 29:b6af04b77a56 | 169 | *frac = 0; |
dan_ackme | 29:b6af04b77a56 | 170 | ++frac; |
dan_ackme | 29:b6af04b77a56 | 171 | } |
dan_ackme | 29:b6af04b77a56 | 172 | |
dan_ackme | 29:b6af04b77a56 | 173 | if(!StringUtil::parseInt(buffer, &i, 0, 1000)) |
dan_ackme | 29:b6af04b77a56 | 174 | { |
dan_ackme | 29:b6af04b77a56 | 175 | return false; |
dan_ackme | 29:b6af04b77a56 | 176 | } |
dan_ackme | 29:b6af04b77a56 | 177 | if(frac != NULL && !StringUtil::parseInt(frac, &f, 0, 9)) |
dan_ackme | 29:b6af04b77a56 | 178 | { |
dan_ackme | 29:b6af04b77a56 | 179 | return false; |
dan_ackme | 29:b6af04b77a56 | 180 | } |
dan_ackme | 29:b6af04b77a56 | 181 | |
dan_ackme | 29:b6af04b77a56 | 182 | *res = (((uint32_t)i) * 10) + (uint32_t)f; |
dan_ackme | 29:b6af04b77a56 | 183 | |
dan_ackme | 29:b6af04b77a56 | 184 | return true; |
dan_ackme | 29:b6af04b77a56 | 185 | } |
dan_ackme | 29:b6af04b77a56 | 186 |