int ESP8266::connectWifi(char *ssid, char *password)
{
strcpy(_ssid, ssid);
strcpy(_password, password);
// set the access point value and connect
wifi.print(F("AT+CWJAP=\""));
wifi.print(ssid);
wifi.print(F("\",\""));
wifi.print(password);
wifi.println(F("\""));
delay(100);
if(!searchResults("OK", 30000, _debugLevel)) {
return WIFI_ERR_CONNECT;
}
// enable multi-connection mode
if (!setLinkMode(1)) {
return WIFI_ERR_LINK;
}
// get the IP assigned by DHCP
getIP();
// get the broadcast address (assumes class c w/ .255)
getBroadcast();
return WIFI_ERR_NONE;
}
void main(int argc, char *argv[]){
j = fopen("ips.json","w");
if(argc != 4){
sprintf(json + strlen(json),"{\n\"Error\": \"Faltan o sobran argumentos\"\n}");
fputs(json,j);
fclose(j);
}else{
char ip[16];
char clase, opcion;
int num = atoi(argv[3]);
char tipo[10];
f = fopen("red.txt","w");
sprintf(ip,"%s",argv[1]);
opcion = argv[2][0];
separaIP(ip);
fprintf(f,"Dirección IP: %d.%d.%d.%d\n",IP[0],IP[1],IP[2],IP[3]);
clase = getClase();
if(clase == 'A' || clase == 'B' || clase == 'C'){
sprintf(tipo,"%s",getTipo(clase));
fprintf(f,"Tipo: %s\n", tipo);
getDiRed();
getBroadcast(0);
sprintf(json,"{\n\"Red\": \"%d.%d.%d.%d\",\n\"Clase\": \"%c\",\n\"Primer IP\": \"%d.%d.%d.%d\",\n\"Mascara\": \"%d.%d.%d.%d\",\n\"Broadcast\": \"%d.%d.%d.%d\",\n\"Ultima IP\": \"%d.%d.%d.%d\",\n\"Default Gateway\": \"%d.%d.%d.%d\"",red[0],red[1],red[2],red[3],clase,red[0],red[1],red[2],red[3]+1,mascara[0],mascara[1],mascara[2],mascara[3],broadcast[0],broadcast[1],broadcast[2],broadcast[3],broadcast[0],broadcast[1],broadcast[2],broadcast[3]-1,broadcast[0],broadcast[1],broadcast[2],broadcast[3]-1);
imprimeTabla(clase);
}else{
fprintf(f,"Clase: %c\n",clase);
}
switch(opcion){
case 's':
validaNumero(bitsNecesarios(num),clase);
fprintf(f,"Se crearán %d subredes\n",(int)pow(2,bitsNecesarios(num)));
getSubredes(bitsNecesarios(num),clase);
break;
case 'h':
num += 2;
getHosts(bitsNecesarios(num),clase);
break;
case '-':
sprintf(json+strlen(json),"\n");
fputs(json,j);
break;
default:
sprintf(json + strlen(json),"{\n\"Error\": \"Argumento inválido\"\n}");
fputs(json,j);
fclose(j);
exit(0);
}
fclose(f);
strcat(json,"}");
fputs(json,j);;
fclose(j);
}
}
void getSubredes(char bits, char clase){
unsigned char c,b,j;
int aux_num,i;
int mask = 255;
switch(clase){
case 'A':
subred[0] = IP[0];
c = 1;
b = 24;
break;
case 'B':
subred[0] = IP[0];
subred[1] = IP[1];
c = 2;
b = 16;
break;
case 'C':
subred[0] = IP[0];
subred[1] = IP[1];
subred[2] = IP[2];
c = 3;
b = 8;
}
getMascaraSubred(clase,bits);
imprimeEncabezado();
sprintf(json+strlen(json),",\n\"Subredes\": [\n");
for(i=0; i<pow(2,bits); i++){
aux_num = i << (b-bits);
char z = 0;
for(j = 3; j >= c; j--){
subred[j] = (aux_num & mask)>>z;
mask <<= 8;
z += 8;
}
mask = 255;
getBroadcast(1);
if(i == pow(2,bits) -1)
imprimeSubred(i,1);
else
imprimeSubred(i,0);
}
sprintf(json+strlen(json),"]\n");
}
