Diff: ScanResult.cpp

Revision:

29:b6af04b77a56

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ScanResult.cpp	Mon Oct 27 13:42:26 2014 -0700
@@ -0,0 +1,186 @@
+/**
+ * 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 "api/NetworkInterface.h"
+#include "internal/common.h"
+
+
+static inline bool floatToFixedPointInt(const char *str, uint32_t *res);
+
+
+
+/*************************************************************************************************/
+ScanResult::ScanResult()
+{
+    next = NULL;
+    previous = NULL;
+    channel = 0xff;
+    rssi = -9999;
+    rate = 0;
+    security = NETWORK_SECURITY_UNKNOWN;
+    memset(&mac, 0, (uint32_t)sizeof(mac));
+    memset(&ssid, 0, (uint32_t)sizeof(ssid));
+}
+
+/*************************************************************************************************/
+WiconnectResult ScanResult::init(const char *channelStr, const char *rssiStr, const char* macStr, const char *rateStr, const char *secStr, const char *ssidStr)
+{
+    intmax_t r;
+    if(!StringUtil::parseInt(channelStr, &r, 0, 15))
+    {
+        return WICONNECT_RESPONSE_PARSE_ERROR;
+    }
+    channel = (int)r;
+    if(!StringUtil::parseInt(rssiStr, &r, -200, 100))
+    {
+        return WICONNECT_RESPONSE_PARSE_ERROR;
+    }
+    rssi = (int)r;
+
+    if(!Wiconnect::strToMacAddress(macStr, &mac))
+    {
+        return WICONNECT_RESPONSE_PARSE_ERROR;
+    }
+
+    if(!floatToFixedPointInt(rateStr, &rate))
+    {
+        return WICONNECT_RESPONSE_PARSE_ERROR;
+    }
+    security = Wiconnect::strToNetworkSecurity(secStr);
+
+    if(!Wiconnect::strToSsid(ssidStr, &ssid))
+    {
+        return WICONNECT_RESPONSE_PARSE_ERROR;
+    }
+
+    return WICONNECT_SUCCESS;
+}
+
+#ifdef WICONNECT_ENABLE_MALLOC
+/*************************************************************************************************/
+void* ScanResult::operator new(size_t size)
+{
+    Wiconnect *wiconnect = Wiconnect::getInstance();
+    wiconnect_assert(wiconnect, "ScanResult:new, malloc not defined", wiconnect->_malloc != NULL);
+    return Wiconnect::getInstance()->_malloc(size);
+}
+
+/*************************************************************************************************/
+void ScanResult::operator delete(void* ptr)
+{
+    Wiconnect *wiconnect = Wiconnect::getInstance();
+    wiconnect_assert(wiconnect, "ScanResult:delete, free not defined", wiconnect->_free != NULL);
+    Wiconnect::getInstance()->_free(ptr);
+}
+#endif
+
+/*************************************************************************************************/
+uint8_t ScanResult::getChannel() const
+{
+    return channel;
+}
+/*************************************************************************************************/
+NetworkSignalStrength ScanResult::getSignalStrength() const
+{
+    return Wiconnect::rssiToSignalStrength(rssi);
+}
+/*************************************************************************************************/
+const MacAddress* ScanResult::getMacAddress() const
+{
+    return &mac;
+}
+/*************************************************************************************************/
+uint32_t ScanResult::getRate() const
+{
+    return rate;
+}
+/*************************************************************************************************/
+const char* ScanResult::getRateStr(char *buffer) const
+{
+    SET_STR_BUFFER(buffer, 16);
+    uint32_t i = rate / 10;
+    uint32_t f = rate % 10;
+    sprintf(ptr, "%u.%u", (unsigned int)i, (unsigned int)f);
+    return ptr;
+}
+/*************************************************************************************************/
+NetworkSecurity ScanResult::getSecurityType() const
+{
+    return security;
+}
+/*************************************************************************************************/
+const Ssid* ScanResult::getSsid() const
+{
+    return &ssid;
+}
+
+/*************************************************************************************************/
+const ScanResult* ScanResult::getNext() const
+{
+    return next;
+}
+
+/*************************************************************************************************/
+const ScanResult* ScanResult::getPrevious() const
+{
+    return previous;
+}
+
+
+/*************************************************************************************************/
+static inline bool floatToFixedPointInt(const char *str, uint32_t *res)
+{
+    intmax_t i;
+    intmax_t f = 0;
+    char buffer[32];
+
+    strcpy(buffer, str);
+
+    char* frac = strchr(buffer, '.');
+    if(frac != NULL)
+    {
+        *frac = 0;
+        ++frac;
+    }
+
+    if(!StringUtil::parseInt(buffer, &i, 0, 1000))
+    {
+        return false;
+    }
+    if(frac != NULL && !StringUtil::parseInt(frac, &f, 0, 9))
+    {
+        return false;
+    }
+
+    *res = (((uint32_t)i) * 10) + (uint32_t)f;
+
+    return true;
+}
+