Get Started With IP2Location C Module

 autoreconf -i -v --force
 ./configure
 make
 make install
 cd data
 perl ip-country.pl

curl -LO https://github.com/chrislim2888/IP2Location-C-Library/releases/download/8.7.0/ip2location-8.7.0.deb
sudo dpkg -i ip2location-8.7.0.deb

sudo add-apt-repository ppa:ip2location/ip2location
sudo apt update
sudo apt install ip2location

 Execute "vcvarsall.bat". (This file is part of Microsoft Visual C, not ip2location code)
 nmake -f Makefile.win
 cd data
 perl ip-country.pl

 autoreconf -i -v --force
 export CFLAGS=-I/usr/include/malloc
 ./configure
 make
 make install
 cd data
 perl ip-country.pl

#include <IP2Location.h>
#include <string.h>
#include <stdio.h>

int main () {
 char ipAddress[30];

#ifdef WIN32
 IP2Location *IP2LocationObj = IP2Location_open("..\\data\\IP-COUNTRY.BIN");
#else
 IP2Location *IP2LocationObj = IP2Location_open("../data/IP-COUNTRY.BIN");
#endif
 IP2LocationRecord *record = NULL;

 printf("IP2Location API version: %s \n", IP2Location_api_version_string());

 if (IP2LocationObj == NULL)
 {
 printf("Please install the database in correct path.\n");
 return -1;
 }

 fprintf(stdout,"IP2Location BIN version: %s\n", IP2Location_bin_version(IP2LocationObj));

 IP2Location_open_mem(IP2LocationObj, IP2LOCATION_SHARED_MEMORY);

 IP2LocationRecord *record = IP2Location_get_all(IP2LocationObj, "161.11.12.13");

 printf("%s %s %s %s %s %f %f %s %s %s %s %s %s %s %s %s %s %s %f %s\n", record->country_short, record->country_long, record->region, record->city, record->isp, record->latitude, record->longitude, record->domain, record->zipcode, record->timezone, record->netspeed, record->iddcode, record->areacode, record->weatherstationcode, record->weatherstationname, record->mcc, record->mnc, record->mobilebrand, record->elevation, record->usagetype, record->address_type, record->category, record->district, record->asn, record->as, record->as_domain, record->as_usage_type, record->as_cidr);

 IP2Location_free_record(record);

 IP2Location_close(IP2LocationObj);

 /*Below call will delete the shared memory unless if any other process is attached it.
 *if any other process is attached to it, shared memory will be closed when last process
 *attached to it closes the shared memory
 *If any process call e, next process which IP2Location_open_mem
 *with shared memory option, will open the new shared memory.Deleted memory will not be available for
 * any new process but will be accesible for the processes which are already using it.
 */
 IP2Location_delete_shm();
}