/usr/include/sipxtapi/os/OsSSL.h is in libsipxtapi-dev 3.3.0~test17-2.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Copyright (C) 2004-2006 SIPfoundry Inc.
// Licensed by SIPfoundry under the LGPL license.
//
// Copyright (C) 2004-2006 Pingtel Corp. All rights reserved.
// Licensed to SIPfoundry under a Contributor Agreement.
//
// $$
///////////////////////////////////////////////////////////////////////////////
#ifndef _OsSSL_h_
#define _OsSSL_h__
// SYSTEM INCLUDES
// APPLICATION INCLUDES
#include "os/OsBSem.h"
#include "os/OsSysLog.h"
#include "openssl/ssl.h"
// DEFINES
// MACROS
// EXTERNAL FUNCTIONS
// EXTERNAL VARIABLES
// CONSTANTS
// STRUCTS
// TYPEDEFS
// FORWARD DECLARATIONS
class UtlString;
class UtlSList;
/// Wrapper for the OpenSSL SSL_CTX context structure.
/// This class is responsible for all global policy initialization and
/// enforcement.
class OsSSL
{
/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:
/// Construct an SSL Context from which connections are created.
OsSSL(const char* authorityPath = NULL, /**< Path to a directory containing trusted
* certificates files;
* If NULL, compiled-in default is used */
const char* publicCertificatePath = NULL, /**< Path to certificate file;
* If NULL, compiled-in default is used */
const char* privateKeyPath = NULL /**< Path to private key file;
* If NULL, compiled-in default is used.
* @note: If publicCertificatePath is NULL, this
* must also be NULL.
*/
);
~OsSSL();
/* ============================ CREATORS ================================== */
/* ============================ MANIPULATORS ============================== */
/* ============================ ACCESSORS ================================= */
/// Get an SSL server connection handle
SSL* getServerConnection();
/// Get an SSL client connection handle
SSL* getClientConnection();
/// Release an SSL session handle
void releaseConnection(SSL*& connection);
/// Get the validated names for the connection peer.
static bool peerIdentity( SSL* connection ///< SSL context from connection to be described
,UtlSList* altNames /**< UtlStrings for verfied subjectAltNames
* are added to this - caller must free them.
*/
,UtlString* commonName ///< the Subject name is returned here
);
/**<
* Usually, the names in the altNames will be easier to parse and use than commonName
* Either or both of altNames or commonName may be NULL, in which case no names are returned;
* the return value still indicates the trust relationship with the peer certificate.
* @returns
* - true if the connection peer is validated by a trusted authority
* - false if not, in which case no names are returned.
*/
/// Log SSL connection information
static void logConnectParams(const OsSysLogFacility facility, ///< callers facility
const OsSysLogPriority priority, ///< log priority
const char* callerMsg, ///< Identifies circumstances of connection
SSL* connection ///< SSL connection to be described
);
/// Log an error resulting from an SSL call, with the SSL error text expanded
static void logError(const OsSysLogFacility facility, ///< callers facility
const OsSysLogPriority priority, ///< how bad was it?
const char* callerMsg, ///< Identifies caller and what failed
int errCode ///< error returned from ssl routine
);
/// Debug: print out list of ciphers enabled
void dumpCipherList();
/* ============================ INQUIRY =================================== */
/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:
/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:
static bool sInitialized;
SSL_CTX* mCTX;
/// Certificate chain validation hook called by openssl
static int verifyCallback(int valid, ///< validity so far from openssl
X509_STORE_CTX* store ///< certificate information db
);
/**<
* @returns validity as determined by local policy
* @note See 'man SSL_CTX_set_verify'
*/
/// Disable copy constructor
OsSSL(const OsSSL& rOsSSL);
/// Disable assignment operator
OsSSL& operator=(const OsSSL& rhs);
};
/// A singleton wrapper for OsSSL
class OsSharedSSL
{
public:
static OsSSL* get();
private:
static OsBSem* spSslLock;
static OsSSL* spSharedSSL;
/// singleton constructor
OsSharedSSL();
~OsSharedSSL();
/// Disable copy constructor
OsSharedSSL(const OsSharedSSL& r);
/// Disable assignment operator
OsSharedSSL& operator=(const OsSharedSSL& rhs);
};
/* ============================ INLINE METHODS ============================ */
#endif // _OsSSL_h_
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