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https://github.com/pocoproject/poco.git
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136 lines
3.7 KiB
C++
136 lines
3.7 KiB
C++
//
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// Utility.cpp
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//
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// $Id: //poco/1.3/NetSSL_OpenSSL/src/Utility.cpp#1 $
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//
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// Library: NetSSL_OpenSSL
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// Package: SSLCore
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// Module: Utility
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//
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// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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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, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#include "Poco/Net/Utility.h"
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#include "Poco/String.h"
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#include "Poco/Util/OptionException.h"
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#include <openssl/err.h>
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namespace Poco {
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namespace Net {
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int Utility::HTTPS_PORT = 443;
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Context::VerificationMode Utility::convertVerificationMode(const std::string& vMode)
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{
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std::string mode = Poco::toLower(vMode);
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Context::VerificationMode verMode = Context::VERIFY_STRICT;
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if (mode == "none")
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verMode = Context::VERIFY_NONE;
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else if (mode == "relaxed")
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verMode = Context::VERIFY_RELAXED;
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else if (mode == "strict")
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verMode = Context::VERIFY_STRICT;
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else if (mode == "once")
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verMode = Context::VERIFY_ONCE;
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else
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throw Poco::Util::OptionException(std::string("Wrong value >") + vMode + std::string("< for a verificationMode. Can only be none, relaxed, strict or once."));
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return verMode;
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}
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std::string Utility::convertCertificateError(long errCode)
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{
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std::string errMsg(X509_verify_cert_error_string(errCode));
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return errMsg;
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}
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std::string Utility::convertSSLError(SSL* pSSL, int errCode)
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{
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std::string errMsg;
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if (errCode > 0) return "no error";
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int connectErr = SSL_get_error(pSSL, errCode);
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long lErr = 0;
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char buf[512];
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switch (connectErr)
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{
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case SSL_ERROR_ZERO_RETURN:
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// connection closed
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errMsg = "connection closed by server";
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break;
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case SSL_ERROR_WANT_READ:
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errMsg = "want read";
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break;
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case SSL_ERROR_WANT_WRITE:
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errMsg = "want write";
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break;
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case SSL_ERROR_WANT_CONNECT:
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errMsg = "want connect";
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break;
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case SSL_ERROR_WANT_ACCEPT:
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errMsg = "want accept";
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break;
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case SSL_ERROR_WANT_X509_LOOKUP:
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errMsg = "want lookup";
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break;
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case SSL_ERROR_SYSCALL:
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errMsg = "syscall";
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break;
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case SSL_ERROR_SSL:
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lErr = ERR_get_error();
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if (errCode == 0)
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{
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errMsg = "EOF was observed";
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}
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else if (errCode == -1)
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{
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errMsg = "The underlying BIO reported an I/O error";
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}
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else
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{
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ERR_error_string_n(lErr, buf, 512);
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errMsg = buf;
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}
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break;
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default:
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errMsg = "none";
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}
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return errMsg;
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}
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} } // namespace Poco::Net
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