GainSpan Wi-Fi library

Diff: ipaddr.cpp

Revision:

0:2f6062c6d018

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ipaddr.cpp	Mon Jul 09 14:36:06 2012 +0000
@@ -0,0 +1,104 @@
+
+/*
+Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
+ 
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+ 
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+ 
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#include "ipaddr.h"
+
+//#include "netCfg.h"
+#if NET_LWIP_STACK
+#include "lwip/ip_addr.h"
+#endif
+
+
+#if NET_LWIP_STACK
+IpAddr::IpAddr(ip_addr_t* pIp)
+{
+  *((uint32_t*)m_ip) = pIp->addr;
+}
+#endif
+
+///Initializes IP address with provided values
+IpAddr::IpAddr(uint8_t ip0, uint8_t ip1, uint8_t ip2, uint8_t ip3)
+{
+  //We are in LE
+  m_ip[0] = ip0;
+  m_ip[1] = ip1;
+  m_ip[2] = ip2;
+  m_ip[3] = ip3;
+}
+
+///Initializes IP address with null values 
+IpAddr::IpAddr()
+{
+  m_ip[0] = 0;
+  m_ip[1] = 0;
+  m_ip[2] = 0;
+  m_ip[3] = 0;
+}
+
+
+#if NET_LWIP_STACK
+ip_addr_t IpAddr::getStruct() const
+{
+  ip_addr_t ip_struct;
+  ip_struct.addr = *((uint32_t*)m_ip);
+  return ip_struct;
+}
+#endif
+
+uint8_t IpAddr::operator[](unsigned int i) const
+{
+  uint8_t null = 0;
+  if( i > 3 )
+    return null;
+  return m_ip[i];
+}
+
+bool IpAddr::isEq(const IpAddr& b) const
+{
+  return (*((uint32_t*)m_ip) == *((uint32_t*)(b.m_ip)));
+}
+
+bool IpAddr::operator==(const IpAddr& b) const
+{
+  return isEq(b);
+}
+ 
+bool IpAddr::operator!=(const IpAddr& b) const
+{
+  return !(operator==(b));
+}
+
+bool IpAddr::isNull() const
+{
+  return (*((uint32_t*)m_ip) == 0);
+}
+
+bool IpAddr::isBroadcast() const
+{
+  return (*((uint32_t*)m_ip) == 0xFFFFFFFF);
+}
+
+bool IpAddr::isMulticast() const
+{
+  return ((m_ip[0] & 0xF0) == 0xE0);
+}