getiploc.c

#include <stdio.h>
#include <stdlib.h>
#include <getopt.h>
#include <curl/curl.h>
#include <string.h>

/* Flag set by .--verbose.. */
static int verbose_flag;

int
main (argc, argv)
int argc;
char **argv;
{
	int c;
	char *url = "http://ipinfodb.com/ip_query2.php?ip=";
	char *ip = "";
	char *output = "&output=";
	char *outputtype;
	char *fullurl;
	while (1)
	{
		static struct option long_options[] =
		{
			{"ip",required_argument, 0, 'i'},
			{"output",required_argument, 0, 'o'},
			{0, 0, 0, 0}
		};
		/* getopt_long stores the option index here. */
		int option_index = 0;

		c = getopt_long (argc, argv, "i:o:",long_options, &option_index);

		/* Detect the end of the options. */
		if (c == -1)
			break;

		switch (c)
		{
			case 'i':
				ip = optarg;
				break;

			case 'o':
				outputtype = optarg;
				break;

			default:
				printf(
				"Usage: getiploc [OPTION]... VALUE...\n\n"
				"-i                     IP or domain\n"
				"-o                     Output type. Either xml,json or raw\n");
				exit(0);
		}	
	}
	
	fullurl = (char *)malloc((strlen(url) + strlen(output) + strlen(ip) + strlen(outputtype) + 1)*sizeof(char));
	strcpy(fullurl, url);
	strcat(fullurl, ip);
	strcat(fullurl, output);
	strcat(fullurl, outputtype);
	
	CURL *curl;
	CURLcode res;
	curl = curl_easy_init();
				
	if((curl)&&(ip != "")) {
		curl_easy_setopt(curl, CURLOPT_URL, fullurl);
		res = curl_easy_perform(curl);
		curl_easy_cleanup(curl);
	}else{
		printf(
		"Usage: getiploc [OPTION]... VALUE...\n\n"
		"-i                     IP or domain\n"
		"-o                     Output type. Either xml,json or raw\n");
		exit(0);
	}

	/* Print any remaining command line arguments (not options). */
	if (optind < argc)
	{
		printf ("non-option ARGV-elements: ");
		while (optind < argc)
			printf ("%s ", argv[optind++]);
		putchar ('\n');
	}

	exit (0);

}