My fork of the HTTPServer (working)
Core/NetServer.h@1:284f2df30cf9, 2012-11-20 (annotated)
- Committer:
- screamer
- Date:
- Tue Nov 20 12:18:53 2012 +0000
- Revision:
- 1:284f2df30cf9
- Parent:
- 0:7a64fbb4069d
local changes
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
screamer | 0:7a64fbb4069d | 1 | #ifndef NETSERVER_H |
screamer | 0:7a64fbb4069d | 2 | #define NETSERVER_H |
screamer | 0:7a64fbb4069d | 3 | |
screamer | 0:7a64fbb4069d | 4 | #include "ipv4/lwip/ip_addr.h" |
screamer | 0:7a64fbb4069d | 5 | #include "lwip/netif.h" |
screamer | 0:7a64fbb4069d | 6 | #include "netif/etharp.h" |
screamer | 0:7a64fbb4069d | 7 | #include "dns.h" |
screamer | 0:7a64fbb4069d | 8 | #include "mbed.h" |
screamer | 0:7a64fbb4069d | 9 | |
screamer | 0:7a64fbb4069d | 10 | #include <list> |
screamer | 0:7a64fbb4069d | 11 | |
screamer | 0:7a64fbb4069d | 12 | namespace mbed { |
screamer | 0:7a64fbb4069d | 13 | class TCPItem; |
screamer | 0:7a64fbb4069d | 14 | class TCPListener; |
screamer | 0:7a64fbb4069d | 15 | class TCPCallbackListener; |
screamer | 0:7a64fbb4069d | 16 | class TCPConnection; |
screamer | 0:7a64fbb4069d | 17 | |
screamer | 0:7a64fbb4069d | 18 | /** |
screamer | 0:7a64fbb4069d | 19 | * Network main class |
screamer | 0:7a64fbb4069d | 20 | * provides the basic network features. |
screamer | 0:7a64fbb4069d | 21 | */ |
screamer | 0:7a64fbb4069d | 22 | class NetServer { |
screamer | 0:7a64fbb4069d | 23 | public: |
screamer | 0:7a64fbb4069d | 24 | /** |
screamer | 0:7a64fbb4069d | 25 | * Returns you the NetServer instance. |
screamer | 0:7a64fbb4069d | 26 | * If there is no object it will create a new one. |
screamer | 0:7a64fbb4069d | 27 | * But it will not initialise it. |
screamer | 0:7a64fbb4069d | 28 | * Configure the object for DHCP. |
screamer | 0:7a64fbb4069d | 29 | */ |
screamer | 0:7a64fbb4069d | 30 | static NetServer *create() { |
screamer | 0:7a64fbb4069d | 31 | if(!NetServer::singleton) { |
screamer | 0:7a64fbb4069d | 32 | NetServer::singleton = new NetServer(); |
screamer | 0:7a64fbb4069d | 33 | } |
screamer | 0:7a64fbb4069d | 34 | return NetServer::singleton; |
screamer | 0:7a64fbb4069d | 35 | } |
screamer | 0:7a64fbb4069d | 36 | |
screamer | 0:7a64fbb4069d | 37 | /** |
screamer | 0:7a64fbb4069d | 38 | * Returns you the NetServer instance. |
screamer | 0:7a64fbb4069d | 39 | * If there is no object it will create a new one. |
screamer | 0:7a64fbb4069d | 40 | * But it will not initialise it. |
screamer | 0:7a64fbb4069d | 41 | * You have to insert ipaddres, netmask and gateway. |
screamer | 0:7a64fbb4069d | 42 | */ |
screamer | 0:7a64fbb4069d | 43 | inline static NetServer *create(const struct ip_addr &ip, const struct ip_addr &netmask, const struct ip_addr &gateway) { |
screamer | 0:7a64fbb4069d | 44 | if(!NetServer::singleton) { |
screamer | 0:7a64fbb4069d | 45 | NetServer::singleton = new NetServer(ip, netmask, gateway); |
screamer | 0:7a64fbb4069d | 46 | } |
screamer | 0:7a64fbb4069d | 47 | return NetServer::singleton; |
screamer | 0:7a64fbb4069d | 48 | } |
screamer | 0:7a64fbb4069d | 49 | |
screamer | 0:7a64fbb4069d | 50 | /** |
screamer | 0:7a64fbb4069d | 51 | * Returns you the NetServer instance. |
screamer | 0:7a64fbb4069d | 52 | * If there is no object it will create a new one |
screamer | 0:7a64fbb4069d | 53 | * and it will initialise it. |
screamer | 0:7a64fbb4069d | 54 | * A new created object will ever use DHCP and the default MAC address |
screamer | 0:7a64fbb4069d | 55 | * and default hostname. |
screamer | 0:7a64fbb4069d | 56 | */ |
screamer | 0:7a64fbb4069d | 57 | inline static NetServer *ready() { |
screamer | 0:7a64fbb4069d | 58 | if(!NetServer::singleton) { |
screamer | 0:7a64fbb4069d | 59 | NetServer::singleton = new NetServer(); |
screamer | 0:7a64fbb4069d | 60 | } |
screamer | 0:7a64fbb4069d | 61 | if(!NetServer::singleton->netif->hwaddr_len) { |
screamer | 0:7a64fbb4069d | 62 | NetServer::singleton->init(); |
screamer | 0:7a64fbb4069d | 63 | NetServer::singleton->waitUntilReady(); |
screamer | 0:7a64fbb4069d | 64 | } |
screamer | 0:7a64fbb4069d | 65 | return NetServer::singleton; |
screamer | 0:7a64fbb4069d | 66 | } |
screamer | 0:7a64fbb4069d | 67 | |
screamer | 0:7a64fbb4069d | 68 | /** |
screamer | 0:7a64fbb4069d | 69 | * Returns you the NetServer instance. |
screamer | 0:7a64fbb4069d | 70 | * Even if there is no one created. |
screamer | 0:7a64fbb4069d | 71 | * That means use with care and in combination with NetServer::ready(). |
screamer | 0:7a64fbb4069d | 72 | * It is mutch quicker than NetServer::ready(). |
screamer | 0:7a64fbb4069d | 73 | * First call one time NetServer::ready() and then NetServer::get() |
screamer | 0:7a64fbb4069d | 74 | * and you are save. |
screamer | 0:7a64fbb4069d | 75 | */ |
screamer | 0:7a64fbb4069d | 76 | inline static NetServer *get() { |
screamer | 0:7a64fbb4069d | 77 | return NetServer::singleton; |
screamer | 0:7a64fbb4069d | 78 | } |
screamer | 0:7a64fbb4069d | 79 | |
screamer | 0:7a64fbb4069d | 80 | /** |
screamer | 0:7a64fbb4069d | 81 | * Polls one time on the NetServer and all registert Interfaces. |
screamer | 0:7a64fbb4069d | 82 | * Even if there is no one created. |
screamer | 0:7a64fbb4069d | 83 | * That means use with care and in combination with NetServer::ready(). |
screamer | 0:7a64fbb4069d | 84 | * It is mutch faster than NetServer::ready()->_poll(). |
screamer | 0:7a64fbb4069d | 85 | * First call one time NetServer::ready() and then NetServer::poll() |
screamer | 0:7a64fbb4069d | 86 | * and you are save. |
screamer | 0:7a64fbb4069d | 87 | */ |
screamer | 0:7a64fbb4069d | 88 | inline static void poll() { |
screamer | 0:7a64fbb4069d | 89 | singleton->_poll(); |
screamer | 0:7a64fbb4069d | 90 | } |
screamer | 0:7a64fbb4069d | 91 | |
screamer | 0:7a64fbb4069d | 92 | /** |
screamer | 0:7a64fbb4069d | 93 | * Default destructor. |
screamer | 0:7a64fbb4069d | 94 | */ |
screamer | 0:7a64fbb4069d | 95 | ~NetServer(); |
screamer | 0:7a64fbb4069d | 96 | |
screamer | 0:7a64fbb4069d | 97 | /** |
screamer | 0:7a64fbb4069d | 98 | * Set MBed IP Address |
screamer | 0:7a64fbb4069d | 99 | */ |
screamer | 0:7a64fbb4069d | 100 | void setIPAddr(const struct ip_addr &value) { netif->ip_addr = ipaddr = value; } |
screamer | 0:7a64fbb4069d | 101 | /** |
screamer | 0:7a64fbb4069d | 102 | * Get MBed IP Address |
screamer | 0:7a64fbb4069d | 103 | */ |
screamer | 0:7a64fbb4069d | 104 | const struct ip_addr &getIPAddr() { return ipaddr = netif->ip_addr; } |
screamer | 0:7a64fbb4069d | 105 | |
screamer | 0:7a64fbb4069d | 106 | /** |
screamer | 0:7a64fbb4069d | 107 | * Set Netmask |
screamer | 0:7a64fbb4069d | 108 | */ |
screamer | 0:7a64fbb4069d | 109 | void setNetmask(const struct ip_addr &value) { netif->netmask = netmask = value; } |
screamer | 0:7a64fbb4069d | 110 | |
screamer | 0:7a64fbb4069d | 111 | /** |
screamer | 0:7a64fbb4069d | 112 | * Get Netmask |
screamer | 0:7a64fbb4069d | 113 | */ |
screamer | 0:7a64fbb4069d | 114 | const struct ip_addr &getNetmask() { return netmask = netif->netmask; } |
screamer | 0:7a64fbb4069d | 115 | |
screamer | 0:7a64fbb4069d | 116 | /** |
screamer | 0:7a64fbb4069d | 117 | * Set default Gateway |
screamer | 0:7a64fbb4069d | 118 | */ |
screamer | 0:7a64fbb4069d | 119 | void setGateway(const struct ip_addr &value) { netif->gw = gateway = value; } |
screamer | 0:7a64fbb4069d | 120 | |
screamer | 0:7a64fbb4069d | 121 | /** |
screamer | 0:7a64fbb4069d | 122 | * Get default Gateway |
screamer | 0:7a64fbb4069d | 123 | */ |
screamer | 0:7a64fbb4069d | 124 | const struct ip_addr &getGateway() { return gateway = netif->gw; } |
screamer | 0:7a64fbb4069d | 125 | |
screamer | 0:7a64fbb4069d | 126 | /** |
screamer | 0:7a64fbb4069d | 127 | * Set first Domain Name Server |
screamer | 0:7a64fbb4069d | 128 | */ |
screamer | 0:7a64fbb4069d | 129 | void setDNS1(const struct ip_addr &value) { firstdns = value; dns_setserver(0, &firstdns); } |
screamer | 0:7a64fbb4069d | 130 | |
screamer | 0:7a64fbb4069d | 131 | /** |
screamer | 0:7a64fbb4069d | 132 | * Get first Domain Name Server |
screamer | 0:7a64fbb4069d | 133 | */ |
screamer | 0:7a64fbb4069d | 134 | const struct ip_addr &getDNS1() { return firstdns = dns_getserver(0); } |
screamer | 0:7a64fbb4069d | 135 | |
screamer | 0:7a64fbb4069d | 136 | /** |
screamer | 0:7a64fbb4069d | 137 | * Set second Domain Name Server |
screamer | 0:7a64fbb4069d | 138 | */ |
screamer | 0:7a64fbb4069d | 139 | void setDNS2(const struct ip_addr &value) { seconddns = value; dns_setserver(1, &firstdns); } |
screamer | 0:7a64fbb4069d | 140 | |
screamer | 0:7a64fbb4069d | 141 | /** |
screamer | 0:7a64fbb4069d | 142 | * Get second Domain Name Server |
screamer | 0:7a64fbb4069d | 143 | */ |
screamer | 0:7a64fbb4069d | 144 | const struct ip_addr &getDNS2() { return seconddns = dns_getserver(1); } |
screamer | 0:7a64fbb4069d | 145 | |
screamer | 0:7a64fbb4069d | 146 | /** |
screamer | 0:7a64fbb4069d | 147 | * Set MBed Hostname |
screamer | 0:7a64fbb4069d | 148 | */ |
screamer | 0:7a64fbb4069d | 149 | void setHostname(char *value) { hostname = value; } |
screamer | 0:7a64fbb4069d | 150 | |
screamer | 0:7a64fbb4069d | 151 | /** |
screamer | 0:7a64fbb4069d | 152 | * Get MBed Hostname |
screamer | 0:7a64fbb4069d | 153 | */ |
screamer | 0:7a64fbb4069d | 154 | const char *getHostname() const { return hostname; } |
screamer | 0:7a64fbb4069d | 155 | |
screamer | 0:7a64fbb4069d | 156 | /** |
screamer | 0:7a64fbb4069d | 157 | * Define if DHCP sould be used. |
screamer | 0:7a64fbb4069d | 158 | * @param value Bool if true dhcp is used else a static ip setting is assumed. |
screamer | 0:7a64fbb4069d | 159 | */ |
screamer | 0:7a64fbb4069d | 160 | void setUseDHCP(const bool &value) { dhcp = value; } |
screamer | 0:7a64fbb4069d | 161 | |
screamer | 0:7a64fbb4069d | 162 | /** |
screamer | 0:7a64fbb4069d | 163 | * Is the mbed board trying to use DHCP? |
screamer | 0:7a64fbb4069d | 164 | */ |
screamer | 0:7a64fbb4069d | 165 | const bool &getUseDHCP() const { return dhcp; } |
screamer | 0:7a64fbb4069d | 166 | |
screamer | 0:7a64fbb4069d | 167 | /** |
screamer | 0:7a64fbb4069d | 168 | * Initialise the network environment. Set up all services. |
screamer | 0:7a64fbb4069d | 169 | * Please call after configuration. |
screamer | 0:7a64fbb4069d | 170 | */ |
screamer | 0:7a64fbb4069d | 171 | void init(); |
screamer | 0:7a64fbb4069d | 172 | |
screamer | 0:7a64fbb4069d | 173 | /** |
screamer | 0:7a64fbb4069d | 174 | * Set the network interface up. |
screamer | 0:7a64fbb4069d | 175 | * To enable the network interface after calling setDown() |
screamer | 0:7a64fbb4069d | 176 | * Automaticly called from init(). |
screamer | 0:7a64fbb4069d | 177 | */ |
screamer | 0:7a64fbb4069d | 178 | void setUp() const; |
screamer | 0:7a64fbb4069d | 179 | |
screamer | 0:7a64fbb4069d | 180 | /** |
screamer | 0:7a64fbb4069d | 181 | * Set the network interface down. |
screamer | 0:7a64fbb4069d | 182 | * To disable the network interface temporary. |
screamer | 0:7a64fbb4069d | 183 | * To make the interface avalible again use setUp(). |
screamer | 0:7a64fbb4069d | 184 | */ |
screamer | 0:7a64fbb4069d | 185 | void setDown() const; |
screamer | 0:7a64fbb4069d | 186 | |
screamer | 0:7a64fbb4069d | 187 | /** |
screamer | 0:7a64fbb4069d | 188 | * This function waits until the network interface is Up. |
screamer | 0:7a64fbb4069d | 189 | * To use to wait after init with DHCP. Helps continue work |
screamer | 0:7a64fbb4069d | 190 | * after the network interface is completly up. |
screamer | 0:7a64fbb4069d | 191 | */ |
screamer | 0:7a64fbb4069d | 192 | void waitUntilReady(); |
screamer | 0:7a64fbb4069d | 193 | |
screamer | 0:7a64fbb4069d | 194 | /** |
screamer | 0:7a64fbb4069d | 195 | * Bind Callbackfunctions to a TCPPort. |
screamer | 0:7a64fbb4069d | 196 | * It provides a clean lowlevel Interface to the TCPLayer. |
screamer | 0:7a64fbb4069d | 197 | */ |
screamer | 0:7a64fbb4069d | 198 | TCPCallbackListener *bindTCPPort(u16_t, err_t (*)(TCPCallbackListener *, struct tcp_pcb *, err_t)) const; |
screamer | 0:7a64fbb4069d | 199 | |
screamer | 0:7a64fbb4069d | 200 | /** |
screamer | 0:7a64fbb4069d | 201 | * Frees TCPItems because they cant do it directly. |
screamer | 0:7a64fbb4069d | 202 | */ |
screamer | 0:7a64fbb4069d | 203 | void free(TCPItem *item) const; |
screamer | 0:7a64fbb4069d | 204 | |
screamer | 0:7a64fbb4069d | 205 | protected: |
screamer | 0:7a64fbb4069d | 206 | void _poll() const; |
screamer | 0:7a64fbb4069d | 207 | |
screamer | 0:7a64fbb4069d | 208 | /** |
screamer | 0:7a64fbb4069d | 209 | * Default constructor tryes to bring the network interface up with dhcp. |
screamer | 0:7a64fbb4069d | 210 | */ |
screamer | 0:7a64fbb4069d | 211 | NetServer(); |
screamer | 0:7a64fbb4069d | 212 | |
screamer | 0:7a64fbb4069d | 213 | /** |
screamer | 0:7a64fbb4069d | 214 | * Constructor for fix ip setting |
screamer | 0:7a64fbb4069d | 215 | */ |
screamer | 0:7a64fbb4069d | 216 | NetServer(struct ip_addr me_ip, struct ip_addr netmask, struct ip_addr gateway); |
screamer | 0:7a64fbb4069d | 217 | |
screamer | 0:7a64fbb4069d | 218 | private: |
screamer | 0:7a64fbb4069d | 219 | /** |
screamer | 0:7a64fbb4069d | 220 | * This is a singleton class. |
screamer | 0:7a64fbb4069d | 221 | * So we should not have a public copy constructor. |
screamer | 0:7a64fbb4069d | 222 | */ |
screamer | 0:7a64fbb4069d | 223 | NetServer(NetServer const&) {} |
screamer | 0:7a64fbb4069d | 224 | // NetServer &operator=(NetServer const&) {} |
screamer | 0:7a64fbb4069d | 225 | |
screamer | 0:7a64fbb4069d | 226 | struct netif *netif; |
screamer | 0:7a64fbb4069d | 227 | struct netif netif_data; |
screamer | 0:7a64fbb4069d | 228 | |
screamer | 0:7a64fbb4069d | 229 | struct ip_addr ipaddr; |
screamer | 0:7a64fbb4069d | 230 | struct ip_addr netmask; |
screamer | 0:7a64fbb4069d | 231 | struct ip_addr gateway; |
screamer | 0:7a64fbb4069d | 232 | |
screamer | 0:7a64fbb4069d | 233 | struct ip_addr firstdns; |
screamer | 0:7a64fbb4069d | 234 | struct ip_addr seconddns; |
screamer | 0:7a64fbb4069d | 235 | |
screamer | 0:7a64fbb4069d | 236 | bool dhcp; |
screamer | 0:7a64fbb4069d | 237 | |
screamer | 0:7a64fbb4069d | 238 | list<TCPItem *> *del; |
screamer | 0:7a64fbb4069d | 239 | |
screamer | 0:7a64fbb4069d | 240 | Ticker tickARP, /*eth_tick,*/ dns_tick, dhcp_coarse, dhcp_fine; |
screamer | 0:7a64fbb4069d | 241 | char *hostname; |
screamer | 0:7a64fbb4069d | 242 | static NetServer *singleton; |
screamer | 0:7a64fbb4069d | 243 | }; |
screamer | 0:7a64fbb4069d | 244 | |
screamer | 0:7a64fbb4069d | 245 | }; |
screamer | 0:7a64fbb4069d | 246 | #endif /* NETSERVER_H */ |