/usr/include/sipxtapi/os/StunUtils.h is in libsipxtapi-dev 3.3.0~test17-1.
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 _StunUtils_h_
#define _StunUtils_h_
// SYSTEM INCLUDES
// APPLICATION INCLUDES
#include "os/OsDatagramSocket.h"
#include "os/StunMessage.h"
#include "os/TurnMessage.h"
// DEFINES
#define DEFAULT_STUN_PORT 3478
// MACROS
// EXTERNAL FUNCTIONS
// EXTERNAL VARIABLES
// CONSTANTS
// STRUCTS
// TYPEDEFS
typedef enum
{
STUN_NAT_ERROR_BAD_SERVER,
STUN_NAT_BLOCKED,
STUN_NAT_SYMMETRIC_FIREWALL,
STUN_NAT_OPEN,
STUN_NAT_FULL_CONE,
STUN_NAT_RESTRICTED_CONE,
STUN_NAT_PORT_RESTRICTED_CONE,
STUN_NAT_SYMMETRIC
} STUN_NAT_TYPE ;
// FORWARD DECLARATIONS
/**
* Various Stun Utility helpers
*/
class StunUtils
{
/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:
/* ============================ CREATORS ================================== */
/* ============================ MANIPULATORS ============================== */
static STUN_NAT_TYPE determineStunNatType(const char* szServer, const int port) ;
static bool sendStunNatTest(OsDatagramSocket* pSocket,
const char* szServerIp,
const int port,
bool bChangePort,
bool bChangeIP,
char* szMappedIp,
uint16_t* piMappedPort,
char* szChangedIp,
uint16_t* piChangedPort) ;
static bool allocateTurnAddress(OsDatagramSocket* pSocket,
const char* szServerIp,
const int port,
char* szRelayIp,
uint16_t* piRelayPort,
uint32_t* plLifetime) ;
static const char* natTypeToString(STUN_NAT_TYPE type) ;
static void debugDump(char* pPacket, size_t nPacket, UtlString& output) ;
/* ============================ ACCESSORS ================================= */
/* ============================ INQUIRY =================================== */
/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:
/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:
/** Private Default constructor -- use statics */
StunUtils();
/** Disabled Copy constructor */
StunUtils(const StunUtils& rStunUtils);
/** Disables equals operator */
StunUtils& operator=(const StunUtils& rhs);
/** Private Destructor -- use statics */
virtual ~StunUtils();
};
/* ============================ INLINE METHODS ============================ */
#endif // _StunUtils_h_
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