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EthernetNetIf.h
00001 00002 /* 00003 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) 00004 00005 Permission is hereby granted, free of charge, to any person obtaining a copy 00006 of this software and associated documentation files (the "Software"), to deal 00007 in the Software without restriction, including without limitation the rights 00008 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 00009 copies of the Software, and to permit persons to whom the Software is 00010 furnished to do so, subject to the following conditions: 00011 00012 The above copyright notice and this permission notice shall be included in 00013 all copies or substantial portions of the Software. 00014 00015 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00016 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00017 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 00018 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00019 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00020 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00021 THE SOFTWARE. 00022 */ 00023 00024 /** \file 00025 Ethernet network interface header file 00026 */ 00027 00028 #ifndef ETHERNETNETIF_H 00029 #define ETHERNETNETIF_H 00030 00031 struct netif; 00032 00033 #include "mbed.h" 00034 00035 #include "if/lwip/LwipNetIf.h" 00036 00037 00038 00039 ///Ethernet network interface return codes 00040 enum EthernetErr 00041 { 00042 __ETH_MIN = -0xFFFF, 00043 ETH_TIMEOUT, ///<Timeout during setup 00044 ETH_OK = 0 ///<Success 00045 }; 00046 00047 ///Ethernet network interface 00048 /** 00049 This class provides Ethernet connectivity to the stack 00050 */ 00051 class EthernetNetIf : public LwipNetIf 00052 { 00053 public: 00054 ///Instantiates the Interface and register it against the stack, DHCP will be used 00055 EthernetNetIf(); //W/ DHCP 00056 00057 ///Instantiates the Interface and register it against the stack, DHCP will not be used 00058 /** 00059 IpAddr is a container class that can be constructed with either 4 bytes or no parameters for a null IP address. 00060 */ 00061 EthernetNetIf(IpAddr ip, IpAddr netmask, IpAddr gateway, IpAddr dns); //W/o DHCP 00062 virtual ~EthernetNetIf(); 00063 00064 ///Brings the interface up 00065 /** 00066 Uses DHCP if necessary 00067 @param timeout_ms : You can set the timeout parameter in milliseconds, if not it defaults to 15s 00068 @return : ETH_OK on success or ETH_TIMEOUT on timeout 00069 */ 00070 EthernetErr setup(int timeout_ms = 15000); 00071 00072 virtual void poll(); 00073 00074 private: 00075 Timer m_ethArpTimer; 00076 Timer m_dhcpCoarseTimer; 00077 Timer m_dhcpFineTimer; 00078 Timer m_igmpTimer; 00079 00080 bool m_useDhcp; 00081 00082 netif* m_pNetIf; 00083 00084 IpAddr m_netmask; 00085 IpAddr m_gateway; 00086 00087 00088 const char* m_hostname; 00089 00090 }; 00091 00092 #endif 00093
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