Skip to content

[ESP8266WiFiSTA] Add get broadcast IP address functionality #6196

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 3 commits into
base: master
Choose a base branch
from
Open
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
17 changes: 17 additions & 0 deletions libraries/ESP8266WiFi/src/ESP8266WiFiSTA.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -498,6 +498,23 @@ IPAddress ESP8266WiFiSTAClass::gatewayIP() {
return IPAddress(ip.gw.addr);
}

/**
* Get the broadcast ip address.
* @return IPAddress broadcastIP
*/
IPAddress ESP8266WiFiSTAClass::broadcastIP() {
struct ip_info ip;
wifi_get_ip_info(STATION_IF, &ip);
IPAddress subnetMask(ip.netmask.addr);
IPAddress gatewayIP(ip.gw.addr);

IPAddress broadcastIp;
for (int i = 0; i < 4; i++)
broadcastIp[i] = ~subnetMask[i] | gatewayIP[i];

return broadcastIp;
}

/**
* Get the DNS ip address.
* @param dns_no
Expand Down
1 change: 1 addition & 0 deletions libraries/ESP8266WiFi/src/ESP8266WiFiSTA.h
Original file line number Diff line number Diff line change
Expand Up @@ -67,6 +67,7 @@ class ESP8266WiFiSTAClass {

IPAddress subnetMask();
IPAddress gatewayIP();
IPAddress broadcastIP();
IPAddress dnsIP(uint8_t dns_no = 0);

String hostname();
Expand Down