/* This file is part of Eclat.
Copyright (C) 2012-2015 Sergey Poznyakoff.
Eclat is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
Eclat is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Eclat. If not, see . */
#include "libeclat.h"
#include
static size_t
acc_cb(void *ptr, size_t size, size_t nmemb, void *data)
{
size_t realsize = size * nmemb;
struct grecs_txtacc *acc = data;
grecs_txtacc_grow(acc, ptr, realsize);
return realsize;
}
CURL *
instance_store_curl_new(struct grecs_txtacc *acc)
{
CURL *curl;
curl = curl_easy_init();
if (!curl)
die(EX_UNAVAILABLE, "curl_easy_init failed");
curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, acc_cb);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, acc);
return curl;
}
int
instance_store_read(const char *url, CURL *curl)
{
CURLcode res;
long http_resp;
curl_easy_setopt(curl, CURLOPT_URL, url);
res = curl_easy_perform(curl);
if (res != CURLE_OK)
die(EX_UNAVAILABLE, "CURL: %s", curl_easy_strerror(res));
res = curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &http_resp);
if (res != CURLE_OK)
die(EX_UNAVAILABLE, "CURL: %s", curl_easy_strerror(res));
switch (http_resp) {
case 200:
break;
case 404:
return -1;
default:
die(EX_UNAVAILABLE, "CURL: got response %3d, url %s",
http_resp, url);
}
return 0;
}