58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
/*
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* MIT License
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*
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* Copyright (c) 2018-2019 powerdns.com bv
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#pragma once
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#include <string>
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#include <curl/curl.h>
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#include "comboaddress.hh"
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#include <map>
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#include <atomic>
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#include <stdexcept>
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using std::string;
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// turns out 'CURL' is currently typedef for void which means we can't easily forward declare it
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class MiniCurl
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{
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public:
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using MiniCurlHeaders = std::map<std::string, std::string>;
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static void init();
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MiniCurl(const string& useragent="MiniCurl/0.0");
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~MiniCurl();
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MiniCurl& operator=(const MiniCurl&) = delete;
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std::string getURL(const std::string& str, const ComboAddress* rem=0, const ComboAddress* src=0);
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std::string postURL(const std::string& str, const std::string& postdata, MiniCurlHeaders& headers);
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std::string urlEncode(std::string_view str);
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private:
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CURL *d_curl;
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static size_t write_callback(char *ptr, size_t size, size_t nmemb, void *userdata);
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std::string d_data;
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struct curl_slist* d_header_list = nullptr;
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void setupURL(const std::string& str, const ComboAddress* rem=0, const ComboAddress* src=0);
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void setHeaders(const MiniCurlHeaders& headers);
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void clearHeaders();
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};
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