SxGeo 1.0.2

// sxgeo.inc

/**
* @section IP addresses can contain ports, the ports will be stripped out.
*/

/**
* Gets the two character country code from an IP address. (US, CA, etc)
*
* @param ip Ip to determine the country code.
* @param ccode Destination string buffer to store the code.
* @return True on success, false if no country found.
*/
native bool SxGeoCode(const char[] ip, char ccode[3]);

/**
* Gets the full country name.
*
* @param ip Ip to determine the country code.
* @param name Destination string buffer to store the country name.
* @param maxlength Maximum length of output string buffer.
* @param lang Which language to the output of result the sxgeo lookup.
* Supported languages:
* "ru", "en"
*
* @return True on success, false if no country found.
*/
native bool SxGeoCountry(const char[] ip, char[] name, int maxlength, const char[] lang = "en");

/**
* Gets the city name.
*
* @param ip Ip to determine the city code.
* @param name Destination string buffer to store the city name.
* @param maxlength Maximum length of output string buffer.
* @param lang Which language to the output of result the sxgeo lookup.
* Supported languages:
* "ru", "en"
*
* @return True on success, false if no city found.
*/
native bool SxGeoCity(const char[] ip, char[] name, int maxlength, const char[] lang = "en");

/**
* Gets the full region name.
*
* @param ip Ip to determine the region code.
* @param name Destination string buffer to store the region name.
* @param maxlength Maximum length of output string buffer.
* @param lang Which language to the output of result the sxgeo lookup.
* Supported languages:
* "ru", "en"
*
* @return True on success, false if no region found.
*/
native bool SxGeoRegion(const char[] ip, char[] name, int maxlength, const char[] lang = "en");

/**
* Gets the city's latitude
*
* @param ip Ip to determine the city latitude.
* @return The result of the latitude, 0 if latitude is not found
*/
native float SxGeoLatitude(const char[] ip);

/**
* Gets the city's longitude
*
* @param ip Ip to determine the city longitude.
* @return The result of the longitude, 0 if longitude is not found
*/
native float SxGeoLongitude(const char[] ip);

/*
* Calculate the distance between geographical coordinates, latitude and longitude.
*
* @param lat1 The first IP latitude.
* @param lon1 The first IP longitude.
* @param lat2 The second IP latitude.
* @param lon2 The second IP longitude.
* @param system The system of measurement, 0 = Metric(kilometers) or 1 = English(miles).
*
* @return The distance as result in specified system of measurement.
*/

#define SYSTEM_METRIC 0 // kilometers
#define SYSTEM_IMPERIAL 1 // statute miles

native float SxGeoDistance(float lat1, float lon1, float lat2, float lon2, system = SYSTEM_METRIC);