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Rework of arduino compatibility in WiFiSTAClass::config (#4145)

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This commit is contained in:
Develo
2018-01-17 15:30:24 -03:00
committed by GitHub
parent bb794f9e02
commit b08ff10269
1 changed files with 52 additions and 44 deletions
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96
libraries/ESP8266WiFi/src/ESP8266WiFiSTA.cpp
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@ -214,60 +214,68 @@ swap(IPAddress &lhs, IPAddress &rhs)
* @param dns1 Static DNS server 1
* @param dns2 Static DNS server 2
*/
bool ESP8266WiFiSTAClass::config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1, IPAddress dns2) {
bool ESP8266WiFiSTAClass::config(IPAddress local_ip, IPAddress arg1, IPAddress arg2, IPAddress arg3, IPAddress dns2) {
if(!WiFi.enableSTA(true)) {
return false;
}
if(!WiFi.enableSTA(true)) {
return false;
}
//Arduino has a different arg order: ip, dns, gateway, subnet. To allow compatibility, check first octet of 3rd arg. If 255, interpret as ESP order, otherwise Arduino order.
if(subnet[0] != 255)
{
//octet is not 255 => interpret as Arduino order
//ESP argument order is: ip, gateway, subnet, dns1
//Arduino arg order is: ip, dns, gateway, subnet.
if(dns1[0] == 0)
{
//arg order is arduino and 4th arg not given => assign it arduino default
dns1 = IPAddress(255,255,255,0);
}
//first, check whether dhcp should be used, which is when ip == 0 && gateway == 0 && subnet == 0.
bool espOrderUseDHCP = (local_ip == 0U && arg1 == 0U && arg2 == 0U);
bool arduinoOrderUseDHCP = (local_ip == 0U && arg2 == 0U && arg3 == 0U);
if (espOrderUseDHCP || arduinoOrderUseDHCP) {
_useStaticIp = false;
wifi_station_dhcpc_start();
return true;
}
//current order is arduino: ip-dns-gway-subnet
swap(gateway, subnet); //after this, order is ip-gway-dns-subnet
swap(subnet, dns1); //after this, order is ip-gway-subnet-dns (correct ESP order)
}
//To allow compatibility, check first octet of 3rd arg. If 255, interpret as ESP order, otherwise Arduino order.
IPAddress gateway = arg1;
IPAddress subnet = arg2;
IPAddress dns1 = arg3;
struct ip_info info;
info.ip.addr = static_cast<uint32_t>(local_ip);
info.gw.addr = static_cast<uint32_t>(gateway);
info.netmask.addr = static_cast<uint32_t>(subnet);
if(subnet[0] != 255)
{
//octet is not 255 => interpret as Arduino order
gateway = arg2;
subnet = arg3[0] == 0 ? IPAddress(255,255,255,0) : arg3; //arg order is arduino and 4th arg not given => assign it arduino default
dns1 = arg1;
}
if (local_ip == 0U && gateway == 0U && subnet == 0U) {
_useStaticIp = false;
wifi_station_dhcpc_start();
return true;
}
//ip and gateway must be in the same subnet
if((local_ip & subnet) != (gateway & subnet)) {
return false;
}
wifi_station_dhcpc_stop();
if(wifi_set_ip_info(STATION_IF, &info)) {
_useStaticIp = true;
} else {
return false;
}
ip_addr_t d;
struct ip_info info;
info.ip.addr = static_cast<uint32_t>(local_ip);
info.gw.addr = static_cast<uint32_t>(gateway);
info.netmask.addr = static_cast<uint32_t>(subnet);
if(dns1 != (uint32_t)0x00000000) {
// Set DNS1-Server
d.addr = static_cast<uint32_t>(dns1);
dns_setserver(0, &d);
}
wifi_station_dhcpc_stop();
if(wifi_set_ip_info(STATION_IF, &info)) {
_useStaticIp = true;
} else {
return false;
}
ip_addr_t d;
if(dns2 != (uint32_t)0x00000000) {
// Set DNS2-Server
d.addr = static_cast<uint32_t>(dns2);
dns_setserver(1, &d);
}
if(dns1 != (uint32_t)0x00000000) {
// Set DNS1-Server
d.addr = static_cast<uint32_t>(dns1);
dns_setserver(0, &d);
}
return true;
if(dns2 != (uint32_t)0x00000000) {
// Set DNS2-Server
d.addr = static_cast<uint32_t>(dns2);
dns_setserver(1, &d);
}
return true;
}
/**