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Merge pull request #17351 from s-hadinger/fix_dns_ipv4 

Fix IPv4 DNS resolution when IPv6 is enabled
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s-hadinger 2022-12-11 19:54:42 +01:00 committed by GitHub
parent b78886b0f1 bde58105d0
commit d83119897e
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tasmota/tasmota_support/support_wifi.ino
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@ -893,6 +893,7 @@ bool WifiHostByName(const char* aHostname, IPAddress& aResult) {
} }
#else #else
// DnsClient can't do one-shot mDNS queries so use WiFi.hostByName() for *.local // DnsClient can't do one-shot mDNS queries so use WiFi.hostByName() for *.local
aResult = (uint32_t) 0x00000000L; // indirectly force to be IPv4, since the client touches the binary format later
size_t hostname_len = strlen(aHostname); size_t hostname_len = strlen(aHostname);
if (strstr_P(aHostname, PSTR(".local")) == &aHostname[hostname_len] - 6) { if (strstr_P(aHostname, PSTR(".local")) == &aHostname[hostname_len] - 6) {
if (WiFi.hostByName(aHostname, aResult)) { if (WiFi.hostByName(aHostname, aResult)) {