TeaSpeak-Client/native/dns/utils.h

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C
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#pragma once
#include <cstddef>
#include <string>
#include <functional>
#include <variant>
#include "./src/resolver.h"
namespace tc::dns {
struct ServerAddress {
std::string host;
uint16_t port;
};
typedef std::function<void(bool /* success */, const std::variant<std::string, ServerAddress>& /* data */)> cr_callback_t;
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inline std::string next_subdomain_level(const std::string& input) {
auto next_level = input.find('.');
if(next_level == std::string::npos) {
/* invalid input */
return input;
}
if(input.find('.', next_level + 1) == std::string::npos) {
/* we're already on the top level */
return input;
}
return input.substr(next_level + 1);
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}
extern void cr_ip(Resolver& resolver, const ServerAddress& address, const cr_callback_t& callback);
extern void cr_srv(Resolver& resolver, const ServerAddress& address, const cr_callback_t& callback, const std::string& application = "_ts._udp");
extern void cr_tsdns(Resolver& resolver, const ServerAddress& address, const cr_callback_t& callback);
extern void cr(Resolver& resolver, const tc::dns::ServerAddress& address, const tc::dns::cr_callback_t& callback);
}