Ricky Kwon / WizFi250Interface

Freedman v2

Dependents:   Freedman_v2

Fork of WizFi250Interface by DongEun Koak

WizFi250/WizFi250_sock.cpp@12:bb8e979df6df, 2015-06-25 (annotated)

Committer:
kaizen
Date:
Thu Jun 25 05:16:39 2015 +0000
Revision:
12:bb8e979df6df
Parent:
9:12ecb377f63f 
Modified recv_from function of UDP.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kaizen 0:f2039204c8f6 1 /*
kaizen 12:bb8e979df6df 2 /* Copyright (C) 2013 gsfan, MIT License
kaizen 0:f2039204c8f6 3 *
kaizen 0:f2039204c8f6 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
kaizen 0:f2039204c8f6 5 * and associated documentation files (the "Software"), to deal in the Software without restriction,
kaizen 0:f2039204c8f6 6 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
kaizen 0:f2039204c8f6 7 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
kaizen 0:f2039204c8f6 8 * furnished to do so, subject to the following conditions:
kaizen 0:f2039204c8f6 9 *
kaizen 0:f2039204c8f6 10 * The above copyright notice and this permission notice shall be included in all copies or
kaizen 0:f2039204c8f6 11 * substantial portions of the Software.
kaizen 0:f2039204c8f6 12 *
kaizen 0:f2039204c8f6 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
kaizen 0:f2039204c8f6 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
kaizen 0:f2039204c8f6 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
kaizen 0:f2039204c8f6 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
kaizen 0:f2039204c8f6 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
kaizen 0:f2039204c8f6 18 */
kaizen 0:f2039204c8f6 19 /* Copyright (C) 2014 Wiznet, MIT License
kaizen 0:f2039204c8f6 20 * port to the Wiznet Module WizFi250
kaizen 0:f2039204c8f6 21 */
kaizen 0:f2039204c8f6 22
kaizen 0:f2039204c8f6 23 #include "WizFi250.h"
kaizen 0:f2039204c8f6 24
kaizen 0:f2039204c8f6 25
kaizen 0:f2039204c8f6 26 int WizFi250::getHostByName(const char * host, char *ip)
kaizen 0:f2039204c8f6 27 {
kaizen 0:f2039204c8f6 28 int i, flg = 0;
kaizen 0:f2039204c8f6 29
kaizen 0:f2039204c8f6 30 if(!isAssociated() || _state.status != STAT_READY) return -1;
kaizen 0:f2039204c8f6 31
kaizen 0:f2039204c8f6 32 for(i=0; i<strlen(host); i++)
kaizen 0:f2039204c8f6 33 {
kaizen 0:f2039204c8f6 34 if( (host[i] < '0' || host[i] > '9') && host[i] != '.')
kaizen 0:f2039204c8f6 35 {
kaizen 0:f2039204c8f6 36 flg = 1;
kaizen 0:f2039204c8f6 37 break;
kaizen 0:f2039204c8f6 38 }
kaizen 0:f2039204c8f6 39 }
kaizen 0:f2039204c8f6 40 if (!flg)
kaizen 0:f2039204c8f6 41 {
kaizen 0:f2039204c8f6 42 strncpy(ip, host, 16);
kaizen 0:f2039204c8f6 43 return 0;
kaizen 0:f2039204c8f6 44 }
kaizen 0:f2039204c8f6 45
kaizen 0:f2039204c8f6 46 if ( cmdFDNS(host) )
kaizen 0:f2039204c8f6 47 {
kaizen 0:f2039204c8f6 48 wait_ms(1000);
kaizen 0:f2039204c8f6 49 if( cmdFDNS(host) ) return -1;
kaizen 0:f2039204c8f6 50 }
kaizen 0:f2039204c8f6 51 strncpy(ip, _state.resolv, 16);
kaizen 0:f2039204c8f6 52 return 0;
kaizen 0:f2039204c8f6 53 }
kaizen 0:f2039204c8f6 54
kaizen 0:f2039204c8f6 55 int WizFi250::open(Protocol proto, const char *ip, int remotePort, int localPort, void(*func)(int))
kaizen 0:f2039204c8f6 56 {
kaizen 0:f2039204c8f6 57 int cid;
kaizen 0:f2039204c8f6 58
kaizen 0:f2039204c8f6 59 if (!isAssociated() || _state.status != STAT_READY) return -1;
kaizen 0:f2039204c8f6 60
kaizen 0:f2039204c8f6 61 _state.cid = -1;
kaizen 0:f2039204c8f6 62
kaizen 0:f2039204c8f6 63 if (proto == PROTO_TCP)
kaizen 0:f2039204c8f6 64 {
kaizen 0:f2039204c8f6 65 if( cmdSCON( "O","TCN",ip, remotePort, localPort, "0" ) ) return -1;
kaizen 0:f2039204c8f6 66 }
kaizen 0:f2039204c8f6 67 else if(proto == PROTO_UDP)
kaizen 0:f2039204c8f6 68 {
kaizen 0:f2039204c8f6 69 if( cmdSCON( "O","UCN",ip, remotePort, localPort, "0" ) ) return -1;
kaizen 0:f2039204c8f6 70 }
kaizen 0:f2039204c8f6 71 if(_state.cid < 0) return -1;
kaizen8501 9:12ecb377f63f 72
kaizen8501 9:12ecb377f63f 73 initCon(_state.cid, true);
kaizen 0:f2039204c8f6 74 cid = _state.cid;
kaizen 0:f2039204c8f6 75 _con[cid].protocol = proto;
kaizen 0:f2039204c8f6 76 _con[cid].type = TYPE_CLIENT;
kaizen 0:f2039204c8f6 77 _con[cid].func = func;
kaizen 0:f2039204c8f6 78 return cid;
kaizen 0:f2039204c8f6 79 }
kaizen 0:f2039204c8f6 80
kaizen 0:f2039204c8f6 81 int WizFi250::listen (Protocol proto, int port, void(*func)(int))
kaizen 0:f2039204c8f6 82 {
kaizen 0:f2039204c8f6 83 int cid;
kaizen 0:f2039204c8f6 84
kaizen 0:f2039204c8f6 85 if(!isAssociated() || _state.status != STAT_READY) return -1;
kaizen 0:f2039204c8f6 86
kaizen 0:f2039204c8f6 87 _state.cid = -1;
kaizen 0:f2039204c8f6 88
kaizen 0:f2039204c8f6 89 if(proto == PROTO_TCP)
kaizen 0:f2039204c8f6 90 {
kaizen 0:f2039204c8f6 91 if( sendCommand("AT+MEVTMSG=1") ) return -1;
kaizen 0:f2039204c8f6 92 if( cmdSCON("O","TSN",port) ) return -1;
kaizen 0:f2039204c8f6 93 }
kaizen 0:f2039204c8f6 94 else
kaizen 0:f2039204c8f6 95 {
kaizen 0:f2039204c8f6 96 if( cmdSCON("O","USN",port) ) return -1;
kaizen 0:f2039204c8f6 97 }
kaizen 0:f2039204c8f6 98
kaizen 0:f2039204c8f6 99 if (_state.cid < 0) return -1;
kaizen 0:f2039204c8f6 100 cid = _state.cid;
kaizen 0:f2039204c8f6 101 _con[cid].protocol = proto;
kaizen 0:f2039204c8f6 102 _con[cid].type = TYPE_SERVER;
kaizen 0:f2039204c8f6 103 _con[cid].func = func;
kaizen 0:f2039204c8f6 104
kaizen 0:f2039204c8f6 105 return cid;
kaizen 0:f2039204c8f6 106 }
kaizen 0:f2039204c8f6 107
kaizen 0:f2039204c8f6 108 int WizFi250::close (int cid)
kaizen 0:f2039204c8f6 109 {
kaizen 0:f2039204c8f6 110 if(!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 111
kaizen 0:f2039204c8f6 112 _con[cid].connected = false;
kaizen 0:f2039204c8f6 113 return cmdCLOSE(cid);
kaizen 0:f2039204c8f6 114 }
kaizen 0:f2039204c8f6 115
kaizen 0:f2039204c8f6 116
kaizen 0:f2039204c8f6 117 void WizFi250::initCon ( int cid, bool connected )
kaizen 0:f2039204c8f6 118 {
kaizen 0:f2039204c8f6 119 _con[cid].parent = -1; // It will be delete because It is not need
kaizen 0:f2039204c8f6 120 _con[cid].func = NULL;
kaizen 0:f2039204c8f6 121 _con[cid].accept = false;
kaizen 0:f2039204c8f6 122
kaizen 0:f2039204c8f6 123 //#ifndef CFG_ENABLE_RTOS
kaizen 0:f2039204c8f6 124 if ( _con[cid].buf == NULL )
kaizen 0:f2039204c8f6 125 {
kaizen 0:f2039204c8f6 126 _con[cid].buf = new CircBuffer<char>(CFG_DATA_SIZE);
kaizen 0:f2039204c8f6 127 if ( _con[cid].buf == NULL ) error("Can't allocate memory");
kaizen 0:f2039204c8f6 128 }
kaizen 0:f2039204c8f6 129 //#endif
kaizen 0:f2039204c8f6 130 if ( _con[cid].buf != NULL )
kaizen 0:f2039204c8f6 131 {
kaizen 0:f2039204c8f6 132 _con[cid].buf->flush();
kaizen 0:f2039204c8f6 133 }
kaizen 0:f2039204c8f6 134 _con[cid].connected = connected;
kaizen 0:f2039204c8f6 135 }
kaizen 0:f2039204c8f6 136
kaizen 0:f2039204c8f6 137 int WizFi250::send(int cid, const char *buf, int len)
kaizen 0:f2039204c8f6 138 {
kaizen 0:f2039204c8f6 139 if(!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 140
kaizen 0:f2039204c8f6 141 if((_con[cid].protocol == PROTO_TCP) ||
kaizen 0:f2039204c8f6 142 (_con[cid].protocol == PROTO_UDP && _con[cid].type == TYPE_CLIENT) )
kaizen 0:f2039204c8f6 143 {
kaizen 0:f2039204c8f6 144 // if ( len > CFG_DATA_SIZE) len = CFG_DATA_SIZE;
kaizen 0:f2039204c8f6 145 return cmdSSEND(buf,cid,len);
kaizen 0:f2039204c8f6 146 }
kaizen 0:f2039204c8f6 147 else
kaizen 0:f2039204c8f6 148 {
kaizen 0:f2039204c8f6 149 return -1;
kaizen 0:f2039204c8f6 150 }
kaizen 0:f2039204c8f6 151 }
kaizen 0:f2039204c8f6 152
kaizen 0:f2039204c8f6 153 int WizFi250::sendto (int cid, const char *buf, int len, const char *ip, int port)
kaizen 0:f2039204c8f6 154 {
kaizen 0:f2039204c8f6 155 if(!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 156
kaizen 0:f2039204c8f6 157 if((_con[cid].protocol == PROTO_UDP && _con[cid].type == TYPE_SERVER))
kaizen 0:f2039204c8f6 158 {
kaizen 0:f2039204c8f6 159 if ( len > CFG_DATA_SIZE ) len = CFG_DATA_SIZE;
kaizen 0:f2039204c8f6 160 return cmdSSEND(buf,cid,len,ip,port);
kaizen 0:f2039204c8f6 161 }
kaizen 0:f2039204c8f6 162 else
kaizen 0:f2039204c8f6 163 {
kaizen 0:f2039204c8f6 164 return -1;
kaizen 0:f2039204c8f6 165 }
kaizen 0:f2039204c8f6 166 }
kaizen 0:f2039204c8f6 167
kaizen 0:f2039204c8f6 168 int WizFi250::recv (int cid, char *buf, int len)
kaizen 0:f2039204c8f6 169 {
kaizen 0:f2039204c8f6 170 int i;
kaizen 0:f2039204c8f6 171
kaizen 0:f2039204c8f6 172 if (!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 173
kaizen 0:f2039204c8f6 174 if (_con[cid].buf == NULL ) return 0;
kaizen 0:f2039204c8f6 175 while (!_con[cid].received && _state.mode != MODE_COMMAND);
kaizen 0:f2039204c8f6 176 _con[cid].received = false;
kaizen 0:f2039204c8f6 177 for(i=0; i<len; i++)
kaizen 0:f2039204c8f6 178 {
kaizen 0:f2039204c8f6 179 if(_con[cid].buf->dequeue(&buf[i]) == false) break;
kaizen 0:f2039204c8f6 180 }
kaizen 0:f2039204c8f6 181 setRts(true); // release
kaizen 0:f2039204c8f6 182 return i;
kaizen 0:f2039204c8f6 183 }
kaizen 0:f2039204c8f6 184
kaizen 0:f2039204c8f6 185 int WizFi250::recvfrom (int cid, char *buf, int len, char *ip, int *port)
kaizen 0:f2039204c8f6 186 {
kaizen 0:f2039204c8f6 187 int i;
kaizen 0:f2039204c8f6 188
kaizen 0:f2039204c8f6 189 if (!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 190
kaizen 0:f2039204c8f6 191 if (_con[cid].buf == NULL) return 0;
kaizen 0:f2039204c8f6 192
kaizen 0:f2039204c8f6 193 while (!_con[cid].received && _state.mode != MODE_COMMAND);
kaizen 0:f2039204c8f6 194
kaizen 0:f2039204c8f6 195 _con[cid].received = false;
kaizen 0:f2039204c8f6 196 for(i=0; i<len; i++)
kaizen 0:f2039204c8f6 197 {
kaizen 0:f2039204c8f6 198 if( _con[cid].buf->dequeue(&buf[i]) == false ) break;
kaizen 0:f2039204c8f6 199 }
kaizen 0:f2039204c8f6 200 //buf[i] = '\0';
kaizen 0:f2039204c8f6 201 strncpy(ip, _con[cid].ip, 16);
kaizen 0:f2039204c8f6 202 *port = _con[cid].port;
kaizen 0:f2039204c8f6 203 setRts(true); // release
kaizen 0:f2039204c8f6 204
kaizen 0:f2039204c8f6 205 return i;
kaizen 0:f2039204c8f6 206 }
kaizen 0:f2039204c8f6 207
kaizen 0:f2039204c8f6 208 int WizFi250::readable (int cid)
kaizen 0:f2039204c8f6 209 {
kaizen 0:f2039204c8f6 210 if (!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 211
kaizen 0:f2039204c8f6 212 if(_con[cid].buf == NULL) return -1;
kaizen 0:f2039204c8f6 213 return _con[cid].buf->available();
kaizen 0:f2039204c8f6 214 }
kaizen 0:f2039204c8f6 215
kaizen 0:f2039204c8f6 216 bool WizFi250::isConnected (int cid)
kaizen 0:f2039204c8f6 217 {
kaizen 0:f2039204c8f6 218 if ( cid < 0 || cid >=8 ) return false;
kaizen 0:f2039204c8f6 219
kaizen 0:f2039204c8f6 220 return _con[cid].connected;
kaizen 0:f2039204c8f6 221 }
kaizen 0:f2039204c8f6 222
kaizen 0:f2039204c8f6 223 int WizFi250::accept (int cid)
kaizen 0:f2039204c8f6 224 {
kaizen 0:f2039204c8f6 225 if(!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 226
kaizen 0:f2039204c8f6 227 if(_con[cid].connected && _con[cid].accept)
kaizen 0:f2039204c8f6 228 {
kaizen 0:f2039204c8f6 229 _con[cid].accept = false;
kaizen 0:f2039204c8f6 230 return cid;
kaizen 0:f2039204c8f6 231 }
kaizen 0:f2039204c8f6 232
kaizen 0:f2039204c8f6 233 return -1;
kaizen 0:f2039204c8f6 234 }
kaizen 0:f2039204c8f6 235
kaizen 0:f2039204c8f6 236 int WizFi250::getRemote(int cid, char **ip, int *port)
kaizen 0:f2039204c8f6 237 {
kaizen 0:f2039204c8f6 238 if (!isConnected(cid)) return -1;
kaizen 0:f2039204c8f6 239
kaizen 0:f2039204c8f6 240 *ip = _con[cid].ip;
kaizen 0:f2039204c8f6 241 *port = _con[cid].port;
kaizen 0:f2039204c8f6 242 return 0;
kaizen 0:f2039204c8f6 243 }