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//
// Utility.cpp
//
// Library: NetSSL_OpenSSL
// Package: SSLCore
// Module: Utility
//
// Copyright (c) 2006-2009, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/Net/Utility.h"
#include "Poco/String.h"
#include "Poco/Util/OptionException.h"
#include <openssl/err.h>
namespace Poco {
namespace Net {
Context::VerificationMode Utility::convertVerificationMode(const std::string& vMode)
{
std::string mode = Poco::toLower(vMode);
Context::VerificationMode verMode = Context::VERIFY_STRICT;
if (mode == "none")
verMode = Context::VERIFY_NONE;
else if (mode == "relaxed")
verMode = Context::VERIFY_RELAXED;
else if (mode == "strict")
verMode = Context::VERIFY_STRICT;
else if (mode == "once")
verMode = Context::VERIFY_ONCE;
else
throw Poco::InvalidArgumentException("Invalid verification mode. Should be relaxed, strict or once but got", vMode);
return verMode;
}
std::string Utility::convertCertificateError(long errCode)
{
std::string errMsg(X509_verify_cert_error_string(errCode));
return errMsg;
}
std::string Utility::getLastError()
{
unsigned long errCode = ERR_get_error();
if (errCode != 0)
{
char buffer[256];
ERR_error_string_n(errCode, buffer, sizeof(buffer));
return std::string(buffer);
}
else return "No error";
}
void Utility::clearErrorStack()
{
ERR_clear_error();
}
} } // namespace Poco::Net
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