Samuel Mokrani
Library to use a wifly module: RN 131 C/G
Dependents: RN-XV_simple_server
Wifly.cpp@18:88a26cd00ba3, 2012-02-20 (annotated)
- Committer:
- samux
- Date:
- Mon Feb 20 16:08:42 2012 +0000
- Revision:
- 18:88a26cd00ba3
- Parent:
- 17:56f3c4da1ea8
- Child:
- 19:cf1a7a5cc8d6
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| samux | 0:2f38aaabc810 | 1 | #include "mbed.h" |
| samux | 0:2f38aaabc810 | 2 | #include "Wifly.h" |
| samux | 0:2f38aaabc810 | 3 | #include <string> |
| samux | 0:2f38aaabc810 | 4 | |
| samux | 17:56f3c4da1ea8 | 5 | //#define DEBUG |
| samux | 0:2f38aaabc810 | 6 | |
| samux | 10:d3e3e925f62f | 7 | Wifly::Wifly( PinName tx, PinName rx, PinName _reset, char * ssid, char * phrase, |
| samux | 10:d3e3e925f62f | 8 | bool wpa, char * ip, char * netmask, bool dhcp, int baudrate): |
| samux | 10:d3e3e925f62f | 9 | wifi(tx, rx), reset_pin(_reset) { |
| samux | 0:2f38aaabc810 | 10 | wifi.baud(baudrate); |
| samux | 5:9890eb81f730 | 11 | wifi.format(8, Serial::None, 1); |
| samux | 0:2f38aaabc810 | 12 | this->wpa = wpa; |
| samux | 0:2f38aaabc810 | 13 | this->dhcp = dhcp; |
| samux | 11:6eb90004d92a | 14 | strcpy(this->phrase, phrase); |
| samux | 11:6eb90004d92a | 15 | strcpy(this->ssid, ssid); |
| samux | 11:6eb90004d92a | 16 | strcpy(this->ip, ip); |
| samux | 11:6eb90004d92a | 17 | strcpy(this->netmask, netmask); |
| samux | 0:2f38aaabc810 | 18 | adhoc = false; |
| samux | 17:56f3c4da1ea8 | 19 | |
| samux | 17:56f3c4da1ea8 | 20 | reset(); |
| samux | 0:2f38aaabc810 | 21 | } |
| samux | 0:2f38aaabc810 | 22 | |
| samux | 0:2f38aaabc810 | 23 | |
| samux | 0:2f38aaabc810 | 24 | |
| samux | 0:2f38aaabc810 | 25 | |
| samux | 0:2f38aaabc810 | 26 | |
| samux | 17:56f3c4da1ea8 | 27 | Wifly::Wifly( PinName tx, PinName rx, PinName _reset, char * ssid, char * ip, char * netmask, int channel, int baudrate): |
| samux | 10:d3e3e925f62f | 28 | wifi(tx, rx), reset_pin(_reset) { |
| samux | 0:2f38aaabc810 | 29 | wifi.baud(baudrate); |
| samux | 5:9890eb81f730 | 30 | wifi.format(8, Serial::None, 1); |
| samux | 0:2f38aaabc810 | 31 | adhoc = true; |
| samux | 11:6eb90004d92a | 32 | strcpy(this->ssid, ssid); |
| samux | 11:6eb90004d92a | 33 | strcpy(this->ip, ip); |
| samux | 11:6eb90004d92a | 34 | strcpy(this->netmask, netmask); |
| samux | 0:2f38aaabc810 | 35 | this->channel = channel; |
| samux | 17:56f3c4da1ea8 | 36 | |
| samux | 17:56f3c4da1ea8 | 37 | reset(); |
| samux | 10:d3e3e925f62f | 38 | } |
| samux | 10:d3e3e925f62f | 39 | |
| samux | 10:d3e3e925f62f | 40 | |
| samux | 10:d3e3e925f62f | 41 | void Wifly::handler_rx(void) { |
| samux | 17:56f3c4da1ea8 | 42 | |
| samux | 17:56f3c4da1ea8 | 43 | //read the character |
| samux | 10:d3e3e925f62f | 44 | char read = wifi.getc(); |
| samux | 17:56f3c4da1ea8 | 45 | |
| samux | 17:56f3c4da1ea8 | 46 | //queue it |
| samux | 17:56f3c4da1ea8 | 47 | buf_wifly.queue(read); |
| samux | 17:56f3c4da1ea8 | 48 | |
| samux | 17:56f3c4da1ea8 | 49 | //call user callback |
| samux | 17:56f3c4da1ea8 | 50 | rx.call(); |
| samux | 10:d3e3e925f62f | 51 | } |
| samux | 10:d3e3e925f62f | 52 | |
| samux | 10:d3e3e925f62f | 53 | void Wifly::attach_rx(bool null) { |
| samux | 10:d3e3e925f62f | 54 | if (!null) |
| samux | 10:d3e3e925f62f | 55 | wifi.attach(NULL); |
| samux | 10:d3e3e925f62f | 56 | else |
| samux | 10:d3e3e925f62f | 57 | wifi.attach(this, &Wifly::handler_rx); |
| samux | 0:2f38aaabc810 | 58 | } |
| samux | 0:2f38aaabc810 | 59 | |
| samux | 0:2f38aaabc810 | 60 | |
| samux | 0:2f38aaabc810 | 61 | |
| samux | 12:fd6874542b28 | 62 | bool Wifly::send(char * str, char * ACK, char * res) { |
| samux | 17:56f3c4da1ea8 | 63 | char read; |
| samux | 17:56f3c4da1ea8 | 64 | size_t found = string::npos; |
| samux | 18:88a26cd00ba3 | 65 | string checking; |
| samux | 17:56f3c4da1ea8 | 66 | Timer tmr; |
| samux | 0:2f38aaabc810 | 67 | |
| samux | 18:88a26cd00ba3 | 68 | #ifdef DEBUG |
| samux | 18:88a26cd00ba3 | 69 | printf("will send: %s\r\n",str); |
| samux | 18:88a26cd00ba3 | 70 | #endif |
| samux | 18:88a26cd00ba3 | 71 | |
| samux | 0:2f38aaabc810 | 72 | |
| samux | 10:d3e3e925f62f | 73 | attach_rx(false); |
| samux | 17:56f3c4da1ea8 | 74 | if (!strcmp(ACK, "NO")) { |
| samux | 0:2f38aaabc810 | 75 | wifi.printf("%s", str); |
| samux | 17:56f3c4da1ea8 | 76 | } else { |
| samux | 10:d3e3e925f62f | 77 | //We flush the buffer |
| samux | 10:d3e3e925f62f | 78 | while (wifi.readable()) |
| samux | 10:d3e3e925f62f | 79 | wifi.getc(); |
| samux | 10:d3e3e925f62f | 80 | |
| samux | 0:2f38aaabc810 | 81 | tmr.start(); |
| samux | 0:2f38aaabc810 | 82 | wifi.printf("%s", str); |
| samux | 10:d3e3e925f62f | 83 | |
| samux | 10:d3e3e925f62f | 84 | while (1) { |
| samux | 18:88a26cd00ba3 | 85 | if (tmr.read() > 3) { |
| samux | 10:d3e3e925f62f | 86 | //We flush the buffer |
| samux | 10:d3e3e925f62f | 87 | while (wifi.readable()) |
| samux | 10:d3e3e925f62f | 88 | wifi.getc(); |
| samux | 17:56f3c4da1ea8 | 89 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 90 | printf("check: %s\r\n", checking.c_str()); |
| samux | 17:56f3c4da1ea8 | 91 | #endif |
| samux | 10:d3e3e925f62f | 92 | attach_rx(true); |
| samux | 0:2f38aaabc810 | 93 | return false; |
| samux | 10:d3e3e925f62f | 94 | } else if (wifi.readable()) { |
| samux | 0:2f38aaabc810 | 95 | read = wifi.getc(); |
| samux | 10:d3e3e925f62f | 96 | if ( read != '\r' && read != '\n') { |
| samux | 0:2f38aaabc810 | 97 | checking += read; |
| samux | 0:2f38aaabc810 | 98 | found = checking.find(ACK); |
| samux | 10:d3e3e925f62f | 99 | if (found != string::npos) { |
| samux | 17:56f3c4da1ea8 | 100 | wait(0.01); |
| samux | 10:d3e3e925f62f | 101 | |
| samux | 10:d3e3e925f62f | 102 | //We flush the buffer |
| samux | 10:d3e3e925f62f | 103 | while (wifi.readable()) |
| samux | 10:d3e3e925f62f | 104 | wifi.getc(); |
| samux | 10:d3e3e925f62f | 105 | |
| samux | 0:2f38aaabc810 | 106 | break; |
| samux | 0:2f38aaabc810 | 107 | } |
| samux | 0:2f38aaabc810 | 108 | } |
| samux | 0:2f38aaabc810 | 109 | } |
| samux | 0:2f38aaabc810 | 110 | } |
| samux | 17:56f3c4da1ea8 | 111 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 112 | printf("check: %s\r\n", checking.c_str()); |
| samux | 17:56f3c4da1ea8 | 113 | #endif |
| samux | 10:d3e3e925f62f | 114 | attach_rx(true); |
| samux | 17:56f3c4da1ea8 | 115 | return true; |
| samux | 0:2f38aaabc810 | 116 | } |
| samux | 17:56f3c4da1ea8 | 117 | |
| samux | 17:56f3c4da1ea8 | 118 | //the user wants the result from the command (ACK == "NO", res != NULL) |
| samux | 10:d3e3e925f62f | 119 | if ( res != NULL) { |
| samux | 10:d3e3e925f62f | 120 | int i = 0; |
| samux | 17:56f3c4da1ea8 | 121 | Timer timeout; |
| samux | 17:56f3c4da1ea8 | 122 | timeout.start(); |
| samux | 17:56f3c4da1ea8 | 123 | while (1) { |
| samux | 17:56f3c4da1ea8 | 124 | if (timeout.read() > 3) { |
| samux | 17:56f3c4da1ea8 | 125 | read = NULL; |
| samux | 17:56f3c4da1ea8 | 126 | return false; |
| samux | 17:56f3c4da1ea8 | 127 | } else { |
| samux | 17:56f3c4da1ea8 | 128 | if (tmr.read_ms() > 500) { |
| samux | 17:56f3c4da1ea8 | 129 | res[i] = 0; |
| samux | 18:88a26cd00ba3 | 130 | #ifdef DEBUG |
| samux | 18:88a26cd00ba3 | 131 | printf("user str: %s\r\n", res); |
| samux | 18:88a26cd00ba3 | 132 | #endif |
| samux | 17:56f3c4da1ea8 | 133 | attach_rx(true); |
| samux | 18:88a26cd00ba3 | 134 | return true; |
| samux | 17:56f3c4da1ea8 | 135 | } |
| samux | 17:56f3c4da1ea8 | 136 | if (wifi.readable()) { |
| samux | 17:56f3c4da1ea8 | 137 | tmr.start(); |
| samux | 17:56f3c4da1ea8 | 138 | read = wifi.getc(); |
| samux | 17:56f3c4da1ea8 | 139 | if ( read != '\r' && read != '\n') { |
| samux | 17:56f3c4da1ea8 | 140 | res[i++] = read; |
| samux | 17:56f3c4da1ea8 | 141 | } |
| samux | 17:56f3c4da1ea8 | 142 | } |
| samux | 10:d3e3e925f62f | 143 | } |
| samux | 10:d3e3e925f62f | 144 | } |
| samux | 10:d3e3e925f62f | 145 | } |
| samux | 10:d3e3e925f62f | 146 | attach_rx(true); |
| samux | 0:2f38aaabc810 | 147 | return true; |
| samux | 0:2f38aaabc810 | 148 | } |
| samux | 0:2f38aaabc810 | 149 | |
| samux | 12:fd6874542b28 | 150 | bool Wifly::join() { |
| samux | 18:88a26cd00ba3 | 151 | char cmd[150]; |
| samux | 10:d3e3e925f62f | 152 | |
| samux | 17:56f3c4da1ea8 | 153 | if (!adhoc) { |
| samux | 17:56f3c4da1ea8 | 154 | //enter in command mode |
| samux | 17:56f3c4da1ea8 | 155 | if (!cmdMode()) { |
| samux | 11:6eb90004d92a | 156 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 157 | printf("join: cannot enter in cmd mode\r\n"); |
| samux | 11:6eb90004d92a | 158 | #endif |
| samux | 17:56f3c4da1ea8 | 159 | send("a\r\n"); |
| samux | 17:56f3c4da1ea8 | 160 | wait(0.2); |
| samux | 17:56f3c4da1ea8 | 161 | exit(); |
| samux | 17:56f3c4da1ea8 | 162 | if (!cmdMode()) |
| samux | 17:56f3c4da1ea8 | 163 | return false; |
| samux | 17:56f3c4da1ea8 | 164 | } |
| samux | 10:d3e3e925f62f | 165 | |
| samux | 18:88a26cd00ba3 | 166 | if (!send("get w\r", "NO", cmd)) { |
| samux | 18:88a26cd00ba3 | 167 | #ifdef DEBUG |
| samux | 18:88a26cd00ba3 | 168 | printf("join: cannot get wlan settings\r\n"); |
| samux | 18:88a26cd00ba3 | 169 | #endif |
| samux | 18:88a26cd00ba3 | 170 | exit(); |
| samux | 18:88a26cd00ba3 | 171 | return false; |
| samux | 18:88a26cd00ba3 | 172 | } |
| samux | 18:88a26cd00ba3 | 173 | |
| samux | 18:88a26cd00ba3 | 174 | if ((string(cmd).find(ssid) != string::npos) && (string(cmd).find(phrase) != string::npos) ) { |
| samux | 18:88a26cd00ba3 | 175 | #ifdef DEBUG |
| samux | 18:88a26cd00ba3 | 176 | printf("ssid found && phrase found\r\n"); |
| samux | 18:88a26cd00ba3 | 177 | #endif |
| samux | 18:88a26cd00ba3 | 178 | while (1) { |
| samux | 18:88a26cd00ba3 | 179 | send("show c\r", "NO", cmd); |
| samux | 18:88a26cd00ba3 | 180 | #ifdef DEBUG |
| samux | 18:88a26cd00ba3 | 181 | printf("join: state of conn: %s\r\n", cmd); |
| samux | 18:88a26cd00ba3 | 182 | #endif |
| samux | 18:88a26cd00ba3 | 183 | if ((cmd[2] - '0') & 0x01) { |
| samux | 18:88a26cd00ba3 | 184 | exit(); |
| samux | 18:88a26cd00ba3 | 185 | return true; |
| samux | 18:88a26cd00ba3 | 186 | } |
| samux | 18:88a26cd00ba3 | 187 | wait(1); |
| samux | 18:88a26cd00ba3 | 188 | } |
| samux | 18:88a26cd00ba3 | 189 | } |
| samux | 18:88a26cd00ba3 | 190 | |
| samux | 18:88a26cd00ba3 | 191 | printf("getw: %s\r\n", cmd); |
| samux | 18:88a26cd00ba3 | 192 | |
| samux | 18:88a26cd00ba3 | 193 | // ssid |
| samux | 18:88a26cd00ba3 | 194 | sprintf(cmd, "set w s %s\r", ssid); |
| samux | 18:88a26cd00ba3 | 195 | if (!send(cmd, "AOK")) { |
| samux | 18:88a26cd00ba3 | 196 | #ifdef DEBUG |
| samux | 18:88a26cd00ba3 | 197 | printf("join: cannot set ssid\r\n"); |
| samux | 18:88a26cd00ba3 | 198 | #endif |
| samux | 18:88a26cd00ba3 | 199 | exit(); |
| samux | 18:88a26cd00ba3 | 200 | return false; |
| samux | 18:88a26cd00ba3 | 201 | } |
| samux | 18:88a26cd00ba3 | 202 | |
| samux | 17:56f3c4da1ea8 | 203 | //auth |
| samux | 18:88a26cd00ba3 | 204 | sprintf(cmd, "set w a %d\r", (wpa) ? 3 : 1); |
| samux | 12:fd6874542b28 | 205 | if (!send(cmd, "AOK")) { |
| samux | 11:6eb90004d92a | 206 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 207 | printf("join: cannot set auth\r\n"); |
| samux | 17:56f3c4da1ea8 | 208 | #endif |
| samux | 17:56f3c4da1ea8 | 209 | exit(); |
| samux | 17:56f3c4da1ea8 | 210 | return false; |
| samux | 17:56f3c4da1ea8 | 211 | } |
| samux | 17:56f3c4da1ea8 | 212 | |
| samux | 17:56f3c4da1ea8 | 213 | //dhcp |
| samux | 18:88a26cd00ba3 | 214 | sprintf(cmd, "set i d %d\r", (dhcp) ? 1 : 0); |
| samux | 17:56f3c4da1ea8 | 215 | if (!send(cmd, "AOK")) { |
| samux | 17:56f3c4da1ea8 | 216 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 217 | printf("join: cannot set dhcp\r\n"); |
| samux | 17:56f3c4da1ea8 | 218 | #endif |
| samux | 17:56f3c4da1ea8 | 219 | exit(); |
| samux | 17:56f3c4da1ea8 | 220 | return false; |
| samux | 17:56f3c4da1ea8 | 221 | } |
| samux | 17:56f3c4da1ea8 | 222 | |
| samux | 17:56f3c4da1ea8 | 223 | //no echo |
| samux | 18:88a26cd00ba3 | 224 | if (!send("set u m 1\r", "AOK")) { |
| samux | 17:56f3c4da1ea8 | 225 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 226 | printf("join: cannot set no echo\r\n"); |
| samux | 11:6eb90004d92a | 227 | #endif |
| samux | 0:2f38aaabc810 | 228 | exit(); |
| samux | 0:2f38aaabc810 | 229 | return false; |
| samux | 0:2f38aaabc810 | 230 | } |
| samux | 10:d3e3e925f62f | 231 | |
| samux | 17:56f3c4da1ea8 | 232 | // if no dhcp, set ip and netmask |
| samux | 17:56f3c4da1ea8 | 233 | if (!dhcp) { |
| samux | 17:56f3c4da1ea8 | 234 | #ifdef DEBUG |
| samux | 18:88a26cd00ba3 | 235 | printf("not dhcp\r"); |
| samux | 17:56f3c4da1ea8 | 236 | #endif |
| samux | 17:56f3c4da1ea8 | 237 | sprintf(cmd, "set i a %s\r\n", ip); |
| samux | 17:56f3c4da1ea8 | 238 | if (!send(cmd, "AOK")) { |
| samux | 17:56f3c4da1ea8 | 239 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 240 | printf("Wifly::join: cannot set ip address\r\n"); |
| samux | 17:56f3c4da1ea8 | 241 | #endif |
| samux | 17:56f3c4da1ea8 | 242 | exit(); |
| samux | 17:56f3c4da1ea8 | 243 | return false; |
| samux | 17:56f3c4da1ea8 | 244 | } |
| samux | 17:56f3c4da1ea8 | 245 | |
| samux | 18:88a26cd00ba3 | 246 | sprintf(cmd, "set i n %s\r", netmask); |
| samux | 17:56f3c4da1ea8 | 247 | if (!send(cmd, "AOK")) { |
| samux | 17:56f3c4da1ea8 | 248 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 249 | printf("Wifly::join: cannot set netmask\r\n"); |
| samux | 17:56f3c4da1ea8 | 250 | #endif |
| samux | 17:56f3c4da1ea8 | 251 | exit(); |
| samux | 17:56f3c4da1ea8 | 252 | return false; |
| samux | 17:56f3c4da1ea8 | 253 | } |
| samux | 17:56f3c4da1ea8 | 254 | |
| samux | 17:56f3c4da1ea8 | 255 | } |
| samux | 17:56f3c4da1ea8 | 256 | |
| samux | 17:56f3c4da1ea8 | 257 | //key step |
| samux | 17:56f3c4da1ea8 | 258 | if (wpa) |
| samux | 18:88a26cd00ba3 | 259 | sprintf(cmd, "set w p %s\r", phrase); |
| samux | 17:56f3c4da1ea8 | 260 | else |
| samux | 18:88a26cd00ba3 | 261 | sprintf(cmd, "set w k %s\r", phrase); |
| samux | 17:56f3c4da1ea8 | 262 | |
| samux | 12:fd6874542b28 | 263 | if (!send(cmd, "AOK")) { |
| samux | 11:6eb90004d92a | 264 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 265 | printf("join: cannot set phrase\r\n"); |
| samux | 11:6eb90004d92a | 266 | #endif |
| samux | 0:2f38aaabc810 | 267 | exit(); |
| samux | 0:2f38aaabc810 | 268 | return false; |
| samux | 0:2f38aaabc810 | 269 | } |
| samux | 10:d3e3e925f62f | 270 | |
| samux | 18:88a26cd00ba3 | 271 | // auto join |
| samux | 18:88a26cd00ba3 | 272 | if (!send("set w j 1\r", "AOK")) { |
| samux | 17:56f3c4da1ea8 | 273 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 274 | printf("Wifly::join: cannot set join 1\r\n"); |
| samux | 17:56f3c4da1ea8 | 275 | #endif |
| samux | 17:56f3c4da1ea8 | 276 | exit(); |
| samux | 17:56f3c4da1ea8 | 277 | return false; |
| samux | 17:56f3c4da1ea8 | 278 | } |
| samux | 17:56f3c4da1ea8 | 279 | |
| samux | 18:88a26cd00ba3 | 280 | // save |
| samux | 18:88a26cd00ba3 | 281 | if (!send("save\r", "Stor")) { |
| samux | 17:56f3c4da1ea8 | 282 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 283 | printf("Wifly::join: cannot save\r\n"); |
| samux | 17:56f3c4da1ea8 | 284 | #endif |
| samux | 17:56f3c4da1ea8 | 285 | exit(); |
| samux | 17:56f3c4da1ea8 | 286 | return false; |
| samux | 17:56f3c4da1ea8 | 287 | } |
| samux | 17:56f3c4da1ea8 | 288 | |
| samux | 17:56f3c4da1ea8 | 289 | //join the network |
| samux | 18:88a26cd00ba3 | 290 | sprintf(cmd, "join %s\r", ssid); |
| samux | 10:d3e3e925f62f | 291 | |
| samux | 18:88a26cd00ba3 | 292 | if (!send(cmd, "Associated!")) { |
| samux | 17:56f3c4da1ea8 | 293 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 294 | printf("join: cannot join %s\r\n", ssid); |
| samux | 17:56f3c4da1ea8 | 295 | #endif |
| samux | 17:56f3c4da1ea8 | 296 | exit(); |
| samux | 17:56f3c4da1ea8 | 297 | return false; |
| samux | 17:56f3c4da1ea8 | 298 | } |
| samux | 17:56f3c4da1ea8 | 299 | exit(); |
| samux | 10:d3e3e925f62f | 300 | |
| samux | 17:56f3c4da1ea8 | 301 | wait(0.1); |
| samux | 17:56f3c4da1ea8 | 302 | flush(); |
| samux | 17:56f3c4da1ea8 | 303 | |
| samux | 11:6eb90004d92a | 304 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 305 | printf("\r\nssid: %s\r\nphrase: %s\r\nsecurity: %s\r\n\r\n", this->ssid, this->phrase, (wpa) ? "WPA" : "WEP"); |
| samux | 11:6eb90004d92a | 306 | #endif |
| samux | 17:56f3c4da1ea8 | 307 | return true; |
| samux | 17:56f3c4da1ea8 | 308 | } else { |
| samux | 17:56f3c4da1ea8 | 309 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 310 | printf("Wifly::join: You didn't choose the right constructor to join a network!\r\n"); |
| samux | 17:56f3c4da1ea8 | 311 | #endif |
| samux | 0:2f38aaabc810 | 312 | return false; |
| samux | 0:2f38aaabc810 | 313 | } |
| samux | 0:2f38aaabc810 | 314 | } |
| samux | 0:2f38aaabc810 | 315 | |
| samux | 0:2f38aaabc810 | 316 | |
| samux | 10:d3e3e925f62f | 317 | |
| samux | 12:fd6874542b28 | 318 | bool Wifly::createAdhocNetwork() { |
| samux | 10:d3e3e925f62f | 319 | if (adhoc) { |
| samux | 0:2f38aaabc810 | 320 | char cmd[50]; |
| samux | 10:d3e3e925f62f | 321 | |
| samux | 12:fd6874542b28 | 322 | if (!cmdMode()) { |
| samux | 11:6eb90004d92a | 323 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 324 | printf("Wifly::CreateAdhocNetwork: cannot enter in cmd mode\r\n"); |
| samux | 11:6eb90004d92a | 325 | #endif |
| samux | 0:2f38aaabc810 | 326 | exit(); |
| samux | 10:d3e3e925f62f | 327 | return false; |
| samux | 0:2f38aaabc810 | 328 | } |
| samux | 10:d3e3e925f62f | 329 | |
| samux | 18:88a26cd00ba3 | 330 | if (!send("set w j 4\r", "AOK")) { |
| samux | 11:6eb90004d92a | 331 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 332 | printf("Wifly::CreateAdhocNetwork: cannot set join 4\r\n"); |
| samux | 11:6eb90004d92a | 333 | #endif |
| samux | 0:2f38aaabc810 | 334 | exit(); |
| samux | 0:2f38aaabc810 | 335 | return false; |
| samux | 0:2f38aaabc810 | 336 | } |
| samux | 10:d3e3e925f62f | 337 | |
| samux | 7:c6cf9ae117b1 | 338 | //no echo |
| samux | 18:88a26cd00ba3 | 339 | if (!send("set u m 1\r", "AOK")) { |
| samux | 11:6eb90004d92a | 340 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 341 | printf("Wifly::CreateAdhocNetwork: cannot set no echo\r\n"); |
| samux | 11:6eb90004d92a | 342 | #endif |
| samux | 7:c6cf9ae117b1 | 343 | exit(); |
| samux | 7:c6cf9ae117b1 | 344 | return false; |
| samux | 7:c6cf9ae117b1 | 345 | } |
| samux | 10:d3e3e925f62f | 346 | |
| samux | 0:2f38aaabc810 | 347 | //ssid |
| samux | 18:88a26cd00ba3 | 348 | sprintf(cmd, "set w s %s\r", ssid); |
| samux | 12:fd6874542b28 | 349 | if (!send(cmd, "AOK")) { |
| samux | 11:6eb90004d92a | 350 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 351 | printf("Wifly::CreateAdhocNetwork: cannot set ssid\r\n"); |
| samux | 11:6eb90004d92a | 352 | #endif |
| samux | 0:2f38aaabc810 | 353 | exit(); |
| samux | 0:2f38aaabc810 | 354 | return false; |
| samux | 0:2f38aaabc810 | 355 | } |
| samux | 10:d3e3e925f62f | 356 | |
| samux | 18:88a26cd00ba3 | 357 | sprintf(cmd, "set w c %d\r", channel); |
| samux | 12:fd6874542b28 | 358 | if (!send(cmd, "AOK")) { |
| samux | 11:6eb90004d92a | 359 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 360 | printf("Wifly::CreateAdhocNetwork: cannot set channel\r\n"); |
| samux | 11:6eb90004d92a | 361 | #endif |
| samux | 0:2f38aaabc810 | 362 | exit(); |
| samux | 0:2f38aaabc810 | 363 | return false; |
| samux | 0:2f38aaabc810 | 364 | } |
| samux | 10:d3e3e925f62f | 365 | |
| samux | 18:88a26cd00ba3 | 366 | sprintf(cmd, "set i a %s\r", ip); |
| samux | 12:fd6874542b28 | 367 | if (!send(cmd, "AOK")) { |
| samux | 11:6eb90004d92a | 368 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 369 | printf("Wifly::CreateAdhocNetwork: cannot set ip address\r\n"); |
| samux | 11:6eb90004d92a | 370 | #endif |
| samux | 0:2f38aaabc810 | 371 | exit(); |
| samux | 0:2f38aaabc810 | 372 | return false; |
| samux | 0:2f38aaabc810 | 373 | } |
| samux | 10:d3e3e925f62f | 374 | |
| samux | 18:88a26cd00ba3 | 375 | sprintf(cmd, "set i n %s\r", netmask); |
| samux | 12:fd6874542b28 | 376 | if (!send(cmd, "AOK")) { |
| samux | 11:6eb90004d92a | 377 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 378 | printf("Wifly::CreateAdhocNetwork: cannot set netmask\r\n"); |
| samux | 11:6eb90004d92a | 379 | #endif |
| samux | 0:2f38aaabc810 | 380 | exit(); |
| samux | 0:2f38aaabc810 | 381 | return false; |
| samux | 0:2f38aaabc810 | 382 | } |
| samux | 10:d3e3e925f62f | 383 | |
| samux | 18:88a26cd00ba3 | 384 | if (!send("set i d 0\r", "AOK")) { |
| samux | 11:6eb90004d92a | 385 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 386 | printf("Wifly::CreateAdhocNetwork: cannot set dhcp off\r\n"); |
| samux | 11:6eb90004d92a | 387 | #endif |
| samux | 0:2f38aaabc810 | 388 | exit(); |
| samux | 0:2f38aaabc810 | 389 | return false; |
| samux | 0:2f38aaabc810 | 390 | } |
| samux | 10:d3e3e925f62f | 391 | |
| samux | 18:88a26cd00ba3 | 392 | if (!send("save\r", "Stor")) { |
| samux | 11:6eb90004d92a | 393 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 394 | printf("Wifly::CreateAdhocNetwork: cannot save\r\n"); |
| samux | 11:6eb90004d92a | 395 | #endif |
| samux | 0:2f38aaabc810 | 396 | exit(); |
| samux | 0:2f38aaabc810 | 397 | return false; |
| samux | 0:2f38aaabc810 | 398 | } |
| samux | 10:d3e3e925f62f | 399 | |
| samux | 17:56f3c4da1ea8 | 400 | flush(); |
| samux | 17:56f3c4da1ea8 | 401 | |
| samux | 18:88a26cd00ba3 | 402 | send("reboot\r", "NO"); |
| samux | 11:6eb90004d92a | 403 | #ifdef DEBUG |
| samux | 0:2f38aaabc810 | 404 | printf("\r\ncreating an adhoc\r\nnetwork: %s\r\nip: %s\r\nnetmask: %s\r\nchannel: %d\r\n\r\n", ssid, ip, netmask, channel); |
| samux | 11:6eb90004d92a | 405 | #endif |
| samux | 17:56f3c4da1ea8 | 406 | |
| samux | 18:88a26cd00ba3 | 407 | wait(0.1); |
| samux | 17:56f3c4da1ea8 | 408 | flush(); |
| samux | 0:2f38aaabc810 | 409 | return true; |
| samux | 10:d3e3e925f62f | 410 | } else { |
| samux | 11:6eb90004d92a | 411 | #ifdef DEBUG |
| samux | 17:56f3c4da1ea8 | 412 | printf("Wifly::CreateAdhocNetwork: You didn't choose the right constructor for creating an adhoc mode!\r\n"); |
| samux | 11:6eb90004d92a | 413 | #endif |
| samux | 0:2f38aaabc810 | 414 | return false; |
| samux | 0:2f38aaabc810 | 415 | } |
| samux | 0:2f38aaabc810 | 416 | } |
| samux | 0:2f38aaabc810 | 417 | |
| samux | 17:56f3c4da1ea8 | 418 | void Wifly::flush() { |
| samux | 17:56f3c4da1ea8 | 419 | while (readable()) |
| samux | 17:56f3c4da1ea8 | 420 | getc(); |
| samux | 17:56f3c4da1ea8 | 421 | } |
| samux | 17:56f3c4da1ea8 | 422 | |
| samux | 12:fd6874542b28 | 423 | bool Wifly::cmdMode() { |
| samux | 12:fd6874542b28 | 424 | if (!send("$$$", "CMD")) { |
| samux | 11:6eb90004d92a | 425 | #ifdef DEBUG |
| samux | 12:fd6874542b28 | 426 | printf("Wifly::cmdMode: cannot enter in cmd mode\r\n"); |
| samux | 11:6eb90004d92a | 427 | #endif |
| samux | 9:984c1436dd42 | 428 | return false; |
| samux | 0:2f38aaabc810 | 429 | } |
| samux | 0:2f38aaabc810 | 430 | return true; |
| samux | 0:2f38aaabc810 | 431 | } |
| samux | 0:2f38aaabc810 | 432 | |
| samux | 0:2f38aaabc810 | 433 | |
| samux | 10:d3e3e925f62f | 434 | void Wifly::reset() { |
| samux | 0:2f38aaabc810 | 435 | reset_pin = 0; |
| samux | 0:2f38aaabc810 | 436 | wait(0.2); |
| samux | 0:2f38aaabc810 | 437 | reset_pin = 1; |
| samux | 0:2f38aaabc810 | 438 | wait(0.2); |
| samux | 0:2f38aaabc810 | 439 | } |
| samux | 0:2f38aaabc810 | 440 | |
| samux | 0:2f38aaabc810 | 441 | |
| samux | 0:2f38aaabc810 | 442 | |
| samux | 0:2f38aaabc810 | 443 | |
| samux | 10:d3e3e925f62f | 444 | void Wifly::putc(char c) { |
| samux | 18:88a26cd00ba3 | 445 | while (!wifi.writeable()); |
| samux | 0:2f38aaabc810 | 446 | wifi.putc(c); |
| samux | 0:2f38aaabc810 | 447 | } |
| samux | 0:2f38aaabc810 | 448 | |
| samux | 0:2f38aaabc810 | 449 | |
| samux | 0:2f38aaabc810 | 450 | |
| samux | 0:2f38aaabc810 | 451 | |
| samux | 11:6eb90004d92a | 452 | bool Wifly::read(char * str) { |
| samux | 17:56f3c4da1ea8 | 453 | int length = buf_wifly.available(); |
| samux | 17:56f3c4da1ea8 | 454 | if (length == 0) |
| samux | 17:56f3c4da1ea8 | 455 | return false; |
| samux | 17:56f3c4da1ea8 | 456 | for (int i = 0; i < length; i++) |
| samux | 17:56f3c4da1ea8 | 457 | buf_wifly.dequeue((uint8_t *)&str[i]); |
| samux | 17:56f3c4da1ea8 | 458 | str[length] = 0; |
| samux | 17:56f3c4da1ea8 | 459 | return true; |
| samux | 0:2f38aaabc810 | 460 | } |
| samux | 0:2f38aaabc810 | 461 | |
| samux | 0:2f38aaabc810 | 462 | |
| samux | 0:2f38aaabc810 | 463 | |
| samux | 0:2f38aaabc810 | 464 | |
| samux | 10:d3e3e925f62f | 465 | bool Wifly::exit() { |
| samux | 12:fd6874542b28 | 466 | return send("exit\r", "EXIT"); |
| samux | 0:2f38aaabc810 | 467 | } |
| samux | 0:2f38aaabc810 | 468 | |
| samux | 0:2f38aaabc810 | 469 | |
| samux | 0:2f38aaabc810 | 470 | |
| samux | 17:56f3c4da1ea8 | 471 | int Wifly::readable() { |
| samux | 17:56f3c4da1ea8 | 472 | return buf_wifly.available(); |
| samux | 0:2f38aaabc810 | 473 | } |
| samux | 0:2f38aaabc810 | 474 | |
| samux | 10:d3e3e925f62f | 475 | bool Wifly::changeBaudrate(int baudrate) { |
| samux | 4:06ca04e2e279 | 476 | char cmd[20]; |
| samux | 4:06ca04e2e279 | 477 | exit(); |
| samux | 12:fd6874542b28 | 478 | if (!cmdMode()) { |
| samux | 11:6eb90004d92a | 479 | #ifdef DEBUG |
| samux | 4:06ca04e2e279 | 480 | printf("Wifly::changeBaudrate: cannot enter in cmd mode\r\n"); |
| samux | 11:6eb90004d92a | 481 | #endif |
| samux | 4:06ca04e2e279 | 482 | return false; |
| samux | 4:06ca04e2e279 | 483 | } |
| samux | 10:d3e3e925f62f | 484 | |
| samux | 18:88a26cd00ba3 | 485 | sprintf(cmd, "set u b %d\r", baudrate); |
| samux | 12:fd6874542b28 | 486 | if (!send(cmd, "AOK")) { |
| samux | 11:6eb90004d92a | 487 | #ifdef DEBUG |
| samux | 4:06ca04e2e279 | 488 | printf("Wifly::changeBaudrate: cannot set new baudrate\r\n"); |
| samux | 11:6eb90004d92a | 489 | #endif |
| samux | 4:06ca04e2e279 | 490 | exit(); |
| samux | 4:06ca04e2e279 | 491 | return false; |
| samux | 4:06ca04e2e279 | 492 | } |
| samux | 10:d3e3e925f62f | 493 | |
| samux | 18:88a26cd00ba3 | 494 | if (!send("save\r", "Stor")) { |
| samux | 11:6eb90004d92a | 495 | #ifdef DEBUG |
| samux | 4:06ca04e2e279 | 496 | printf("Wifly::changeBaudrate: cannot save\r\n"); |
| samux | 11:6eb90004d92a | 497 | #endif |
| samux | 4:06ca04e2e279 | 498 | exit(); |
| samux | 4:06ca04e2e279 | 499 | return false; |
| samux | 4:06ca04e2e279 | 500 | } |
| samux | 10:d3e3e925f62f | 501 | |
| samux | 4:06ca04e2e279 | 502 | return true; |
| samux | 4:06ca04e2e279 | 503 | } |
| samux | 0:2f38aaabc810 | 504 | |
| samux | 0:2f38aaabc810 | 505 | |
| samux | 10:d3e3e925f62f | 506 | char Wifly::getc() { |
| samux | 17:56f3c4da1ea8 | 507 | char c; |
| samux | 17:56f3c4da1ea8 | 508 | while (!buf_wifly.available()); |
| samux | 17:56f3c4da1ea8 | 509 | buf_wifly.dequeue((uint8_t *)&c); |
| samux | 17:56f3c4da1ea8 | 510 | return c; |
| samux | 0:2f38aaabc810 | 511 | } |