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// **********************************************************************
//
// Copyright (c) 2003
// ZeroC, Inc.
// Billerica, MA, USA
//
// All Rights Reserved.
//
// Ice is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License version 2 as published by
// the Free Software Foundation.
//
// **********************************************************************
#include <IceSSL/GeneralConfig.h>
#include <string>
#include <algorithm>
using namespace std;
IceSSL::GeneralConfig::GeneralConfig()
{
_sslVersion = SSL_V23;
_verifyMode = SSL_VERIFY_NONE;
// Unlimited verifcation depth.
_verifyDepth = -1;
_context = "";
_cipherList = "";
_randomBytesFiles = "";
}
IceSSL::SslProtocol
IceSSL::GeneralConfig::getProtocol() const
{
return _sslVersion;
}
int
IceSSL::GeneralConfig::getVerifyMode() const
{
return _verifyMode;
}
int
IceSSL::GeneralConfig::getVerifyDepth() const
{
return _verifyDepth;
}
std::string
IceSSL::GeneralConfig::getContext() const
{
return _context;
}
std::string
IceSSL::GeneralConfig::getCipherList() const
{
return _cipherList;
}
std::string
IceSSL::GeneralConfig::getRandomBytesFiles() const
{
return _randomBytesFiles;
}
void
IceSSL::GeneralConfig::set(const string& name, const string& value)
{
if(name.compare("version") == 0)
{
parseVersion(value);
}
else if(name.compare("cipherlist") == 0)
{
_cipherList = value;
}
else if(name.compare("context") == 0)
{
_context = value;
}
else if(name.compare("verifymode") == 0)
{
parseVerifyMode(value);
}
else if(name.compare("verifydepth") == 0)
{
_verifyDepth = atoi(value.c_str());
}
else if(name.compare("randombytes") == 0)
{
_randomBytesFiles = value;
}
return;
}
//
// Protected Methods
//
void
IceSSL::GeneralConfig::parseVersion(const string& value)
{
if(value.compare("SSLv23") == 0)
{
_sslVersion = SSL_V23;
}
else if(value.compare("SSLv3") == 0)
{
_sslVersion = SSL_V3;
}
else if(value.compare("TLSv1") == 0)
{
_sslVersion = TLS_V1;
}
return;
}
void
IceSSL::GeneralConfig::parseVerifyMode(const string& value)
{
const string delim = " |\t\n\r";
string s(value);
transform(s.begin(), s.end(), s.begin(), ::tolower);
string::size_type beg;
string::size_type end = 0;
while(true)
{
beg = s.find_first_not_of(delim, end);
if(beg == string::npos)
{
break;
}
end = s.find_first_of(delim, beg);
if(end == string::npos)
{
end = s.length();
}
string option = s.substr(beg, end - beg);
if(option.compare("none") == 0)
{
_verifyMode |= SSL_VERIFY_NONE;
}
else if(option.compare("peer") == 0)
{
_verifyMode |= SSL_VERIFY_PEER;
}
else if(option.compare("fail_no_cert") == 0)
{
_verifyMode |= SSL_VERIFY_FAIL_IF_NO_PEER_CERT;
}
else if(option.compare("client_once") == 0)
{
_verifyMode |= SSL_VERIFY_CLIENT_ONCE;
}
}
// Both SSL_VERIFY_FAIL_IF_NO_PEER_CERT and SSL_VERIFY_CLIENT_ONCE require
// that SSL_VERIFY_PEER be set, otherwise it's an error.
if((_verifyMode != SSL_VERIFY_NONE) && !(_verifyMode & SSL_VERIFY_PEER))
{
_verifyMode = SSL_VERIFY_NONE;
}
return;
}
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