Method SymDownloadSymbol

WinArk/SymbolFileInfo.cpp:9–57

#pragma comment(lib,"Wininet.lib")

bool SymbolFileInfo::SymDownloadSymbol(std::wstring localPath) {
	std::string url = "http://msdl.microsoft.com/download/symbols";

	_dlg.ShowCancelButton(false);

	if (url.back() != '/')
		url += '/';

	CString temp = _pdbFile + L"/" + _pdbSignature + L"/" + _pdbFile;
	std::wstring symbolUrl = temp.GetBuffer();
	url+= std::string(symbolUrl.begin(), symbolUrl.end());
	std::wstring oldFileName = _pdbFile.GetBuffer();
	std::string deleteFile(oldFileName.begin(), oldFileName.end());
	std::wstring fileName = localPath + L"\\" + _pdbSignature.GetBuffer() + L"_" + _pdbFile.GetBuffer();
	bool isExist = std::filesystem::is_regular_file(fileName);
	if (isExist) {
		auto fileSize = std::filesystem::file_size(fileName);
		if(fileSize)
			return true;
	}
	
	for (auto& iter : std::filesystem::directory_iterator(localPath)) {
		auto filename = iter.path().filename().string();
		if (filename.find(deleteFile.c_str()) != std::string::npos) {
			std::filesystem::remove(iter.path());
			break;
		}
	}

	_dlg.SetMessageText(L"Starting download " + _pdbFile);

	wil::unique_handle hThread(::CreateThread(nullptr, 0, [](auto params)->DWORD {
		SymbolFileInfo* info = (SymbolFileInfo*)params;
		info->_dlg.DoModal();
		return 0;
		}, this, 0, nullptr));

	auto result = Download(url, fileName, "WinArk", 1000, 
		[](void* userdata,unsigned long long readBytes,unsigned long long totalBytes) {
			CProgressDlg* pDlg = (CProgressDlg*)userdata;
			if (totalBytes) {
				pDlg->UpdateProgress(readBytes);
			}
			return true;
		}, 
		(void*)&_dlg);
	_dlg.EndDialog(IDCANCEL);
	return result == downslib_error::ok ? true : false;
}

bool SymbolFileInfo::GetPdbSignature(ULONG_PTR imageBase,PIMAGE_DEBUG_DIRECTORY entry) {
	if (entry->SizeOfData < sizeof(CV_INFO_PDB20))