Runtime C++ Download | ((hot))

add_executable(downloader download_manager.cpp)

// Helper: Get file size size_t getFileSize(const std::string& path) struct stat stat_buf; if (stat(path.c_str(), &stat_buf) == 0) return stat_buf.st_size; return 0; runtime c++ download

// download_manager.h #pragma once #include <string> #include <functional> #include <thread> #include <atomic> #include <fstream> #include <memory> #include <curl/curl.h> add_executable(downloader download_manager

class DownloadManager public: using ProgressCallback = std::function<void(float progress, size_t downloaded, size_t total)>; using CompleteCallback = std::function<void(bool success, const std::string& error)>; struct DownloadOptions std::string url; std::string output_path; int timeout_seconds = 30; int max_retries = 3; bool resume_on_failure = true; std::string username; // Optional for auth std::string password; // Optional for auth std::string user_agent = "C++DownloadManager/1.0"; ; DownloadManager(); ~DownloadManager(); // Start async download void downloadAsync(const DownloadOptions& options, ProgressCallback progress = nullptr, CompleteCallback complete = nullptr); // Sync download with progress bool downloadSync(const DownloadOptions& options, ProgressCallback progress = nullptr); // Cancel active download void cancel(); // Check if download is active bool isActive() const return m_active; // Get last error std::string getLastError() const return m_lastError; &stat_buf) == 0) return stat_buf.st_size