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nsapi - Add better heuristic for the default record of DNS queries #3161

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Merged
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Nov 1, 2016
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nsapi - Add better heuristic for the default record of DNS queries #3161

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9 changes: 9 additions & 0 deletions features/netsocket/NetworkStack.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,15 @@ int NetworkStack::gethostbyname(const char *name, SocketAddress *address, nsapi_
return 0;
}

// if the version is unspecified, try to guess the version from the
// ip address of the underlying stack
if (version == NSAPI_UNSPEC) {
SocketAddress testaddress;
if (testaddress.set_ip_address(this->get_ip_address())) {
version = testaddress.get_ip_version();
}
}

return nsapi_dns_query(this, name, address, version);
}

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