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// **********************************************************************
//
// Copyright (c) 2003-2017 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef ICE_SSL_ENGINE_H
#define ICE_SSL_ENGINE_H
#include <IceSSL/Plugin.h>
#include <IceSSL/Util.h>
#include <IceSSL/SSLEngineF.h>
#include <IceSSL/TrustManagerF.h>
#include <IceUtil/Shared.h>
#include <IceUtil/Mutex.h>
#include <Ice/CommunicatorF.h>
#include <Ice/Network.h>
#if defined(ICE_USE_SECURE_TRANSPORT)
# include <Security/Security.h>
#elif defined(ICE_USE_SCHANNEL)
//
// SECURITY_WIN32 or SECURITY_KERNEL, must be defined before including security.h
// indicating who is compiling the code.
//
# ifdef SECURITY_WIN32
# undef SECURITY_WIN32
# endif
# ifdef SECURITY_KERNEL
# undef SECURITY_KERNEL
# endif
# define SECURITY_WIN32 1
# include <security.h>
# include <sspi.h>
# include <schannel.h>
# undef SECURITY_WIN32
#endif
namespace IceSSL
{
class SSLEngine : public IceUtil::Shared
{
public:
SSLEngine(const Ice::CommunicatorPtr&);
Ice::CommunicatorPtr communicator() const { return _communicator; }
Ice::LoggerPtr getLogger() const { return _logger; };
void setCertificateVerifier(const CertificateVerifierPtr&);
void setPasswordPrompt(const PasswordPromptPtr&);
std::string password(bool);
//
// Setup the engine.
//
virtual void initialize() = 0;
virtual bool initialized() const = 0;
//
// Destroy the engine.
//
virtual void destroy() = 0;
//
// Verify peer certificate
//
void verifyPeer(SOCKET, const std::string&, const NativeConnectionInfoPtr&);
CertificateVerifierPtr getCertificateVerifier() const;
PasswordPromptPtr getPasswordPrompt() const;
std::string getPassword() const;
void setPassword(const std::string& password);
int getVerifyPeer() const { return _verifyPeer; }
int securityTraceLevel() const { return _securityTraceLevel; }
std::string securityTraceCategory() const { return _securityTraceCategory; }
private:
const Ice::CommunicatorPtr _communicator;
const Ice::LoggerPtr _logger;
const TrustManagerPtr _trustManager;
std::string _password;
CertificateVerifierPtr _verifier;
PasswordPromptPtr _prompt;
bool _checkCertName;
int _verifyDepthMax;
int _verifyPeer;
int _securityTraceLevel;
std::string _securityTraceCategory;
};
#if defined(ICE_USE_SECURE_TRANSPORT)
class SecureTransportEngine : public SSLEngine
{
public:
SecureTransportEngine(const Ice::CommunicatorPtr&);
virtual void initialize();
virtual bool initialized() const;
virtual void destroy();
SSLContextRef newContext(bool);
CFArrayRef getCertificateAuthorities() const;
std::string getCipherName(SSLCipherSuite) const;
private:
void parseCiphers(const std::string&);
SecKeychainRef openKeychain();
bool _initialized;
UniqueRef<CFArrayRef> _certificateAuthorities;
UniqueRef<CFArrayRef> _chain;
SSLProtocol _protocolVersionMax;
SSLProtocol _protocolVersionMin;
std::string _defaultDir;
std::vector<char> _dhParams;
std::vector<SSLCipherSuite> _ciphers;
IceUtil::Mutex _mutex;
};
#elif defined(ICE_USE_SCHANNEL)
#if defined(__MINGW32__) || (defined(_MSC_VER) && (_MSC_VER <= 1500))
//
// Add some definitions missing from MinGW headers.
//
# ifndef CERT_TRUST_IS_EXPLICIT_DISTRUST
# define CERT_TRUST_IS_EXPLICIT_DISTRUST 0x04000000
# endif
# ifndef CERT_TRUST_HAS_NOT_SUPPORTED_CRITICAL_EXT
# define CERT_TRUST_HAS_NOT_SUPPORTED_CRITICAL_EXT 0x08000000
# endif
# ifndef SECBUFFER_ALERT
# define SECBUFFER_ALERT 17
# endif
# ifndef SCH_SEND_ROOT_CERT
# define SCH_SEND_ROOT_CERT 0x00040000
# endif
# ifndef SP_PROT_TLS1_1_SERVER
# define SP_PROT_TLS1_1_SERVER 0x00000100
# endif
# ifndef SP_PROT_TLS1_1_CLIENT
# define SP_PROT_TLS1_1_CLIENT 0x00000200
# endif
# ifndef SP_PROT_TLS1_2_SERVER
# define SP_PROT_TLS1_2_SERVER 0x00000400
# endif
# ifndef SP_PROT_TLS1_2_CLIENT
# define SP_PROT_TLS1_2_CLIENT 0x00000800
# endif
#endif
class SChannelEngine : public SSLEngine
{
public:
SChannelEngine(const Ice::CommunicatorPtr&);
//
// Setup the engine.
//
virtual void initialize();
virtual bool initialized() const;
//
// Destroy the engine.
//
virtual void destroy();
std::string getCipherName(ALG_ID) const;
CredHandle newCredentialsHandle(bool);
HCERTCHAINENGINE chainEngine() const;
private:
void parseCiphers(const std::string&);
bool _initialized;
std::vector<PCCERT_CONTEXT> _allCerts;
std::vector<PCCERT_CONTEXT> _importedCerts;
DWORD _protocols;
IceUtil::Mutex _mutex;
std::vector<HCERTSTORE> _stores;
HCERTSTORE _rootStore;
HCERTCHAINENGINE _chainEngine;
std::vector<ALG_ID> _ciphers;
};
#else // OpenSSL
class OpenSSLEngine : public SSLEngine
{
public:
OpenSSLEngine(const Ice::CommunicatorPtr&);
~OpenSSLEngine();
virtual void initialize();
virtual bool initialized() const;
virtual void destroy();
# ifndef OPENSSL_NO_DH
DH* dhParams(int);
# endif
SSL_CTX* context() const;
void context(SSL_CTX*);
std::string sslErrors() const;
private:
SSL_METHOD* getMethod(int);
void setOptions(int);
enum Protocols { SSLv3 = 0x01, TLSv1_0 = 0x02, TLSv1_1 = 0x04, TLSv1_2 = 0x08 };
int parseProtocols(const Ice::StringSeq&) const;
bool _initialized;
SSL_CTX* _ctx;
std::string _defaultDir;
# ifndef OPENSSL_NO_DH
DHParamsPtr _dhParams;
# endif
IceUtil::Mutex _mutex;
};
#endif
}
#endif
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