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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <curl/curl.h>
#include <curl/easy.h>
#include "curl.h"
#include "string.h"
size_t downloadCallback(char *ptr, size_t size, size_t nmemb, String *output)
{
output->length += nmemb;
output->string = realloc(output->string, output->length + 1);
strcat(output->string, ptr);
return size*nmemb;
}
char* downloadPage(char *page)
{
char *str = NULL;
if ( page != NULL && strlen(page) > 0 )
{
// Initializing cURL and Temporary String Structure
CURL *curl;
String s = newString("");
curl = curl_easy_init();
// Saving cURL'ed webpage into String Structure
curl_easy_setopt(curl, CURLOPT_URL, page);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, downloadCallback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &s);
curl_easy_perform(curl);
str = (char *) calloc(s.length + 1, sizeof(char));
strcpy(str, s.string);
// Cleanup
curl_easy_cleanup(curl);
freeString(&s);
}
return str;
}
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