libcpr/include/cpr/curlholder.h
2024-04-13 21:01:22 -04:00

55 lines
1.4 KiB
C++

#ifndef CPR_CURL_HOLDER_H
#define CPR_CURL_HOLDER_H
#include <array>
#include <mutex>
#include <string>
#include <curl/curl.h>
namespace cpr {
struct CurlHolder {
private:
/**
* Mutex for curl_easy_init().
* curl_easy_init() is not thread save.
* References:
* https://curl.haxx.se/libcurl/c/curl_easy_init.html
* https://curl.haxx.se/libcurl/c/threadsafe.html
**/
// Avoids initalization order problems in a static build
static std::mutex& curl_easy_init_mutex_() {
static std::mutex curl_easy_init_mutex_;
return curl_easy_init_mutex_;
}
public:
CURL* handle{nullptr};
struct curl_slist* chunk{nullptr};
struct curl_slist* resolveCurlList{nullptr};
curl_mime* multipart{nullptr};
std::array<char, CURL_ERROR_SIZE> error{};
CurlHolder();
CurlHolder(const CurlHolder& other) = default;
CurlHolder(CurlHolder&& old) noexcept = default;
~CurlHolder();
CurlHolder& operator=(CurlHolder&& old) noexcept = default;
CurlHolder& operator=(const CurlHolder& other) = default;
/**
* Uses curl_easy_escape(...) for escaping the given string.
**/
std::string urlEncode(const std::string& s) const;
/**
* Uses curl_easy_unescape(...) for unescaping the given string.
**/
std::string urlDecode(const std::string& s) const;
};
} // namespace cpr
#endif