Ejemplo n.º 1
0
/*============================================================================
 * OpcUa_TcpSecureChannel_RenewSecurityToken
 *===========================================================================*/
OpcUa_StatusCode OpcUa_TcpSecureChannel_RenewSecurityToken( OpcUa_SecureChannel*         a_pSecureChannel,
                                                            OpcUa_ChannelSecurityToken*  a_pSecurityToken,
                                                            OpcUa_UInt32                 a_tokenLifeTime,
                                                            OpcUa_ChannelSecurityToken** a_ppSecurityToken)
{
    OpcUa_ChannelSecurityToken* pSecurityToken      = OpcUa_Null;

OpcUa_InitializeStatus(OpcUa_Module_SecureChannel, "RenewSecurityToken");

    /* check parameters */
    OpcUa_ReturnErrorIfArgumentNull(a_pSecureChannel);
    OpcUa_ReturnErrorIfArgumentNull(a_pSecurityToken);
    OpcUa_ReturnErrorIfArgumentNull(a_ppSecurityToken);

    OPCUA_SECURECHANNEL_LOCK(a_pSecureChannel);

    /* initialize outparameters */
    *a_ppSecurityToken = OpcUa_Null;

    /*** create token ***/
    pSecurityToken = (OpcUa_ChannelSecurityToken*)OpcUa_Alloc(sizeof(OpcUa_ChannelSecurityToken));
    OpcUa_GotoErrorIfAllocFailed(pSecurityToken);

    OpcUa_ChannelSecurityToken_Initialize(pSecurityToken);

    pSecurityToken->TokenId         = a_pSecureChannel->NextTokenId;
    pSecurityToken->ChannelId       = a_pSecurityToken->ChannelId;
    pSecurityToken->CreatedAt       = OPCUA_P_DATETIME_UTCNOW();

    OpcUa_Trace(OPCUA_TRACE_LEVEL_INFO, "OpcUa_TcpSecureChannel_RenewSecurityToken: TOKEN ID is %u-%u\n", pSecurityToken->ChannelId, pSecurityToken->TokenId);

    OpcUa_TcpSecureChannel_ReviseLifetime(a_tokenLifeTime, &pSecurityToken->RevisedLifetime);

    /* increment renew counter */
    a_pSecureChannel->NextTokenId++;

    OPCUA_SECURECHANNEL_UNLOCK(a_pSecureChannel);

    /* assign outparameter */
    *a_ppSecurityToken  = pSecurityToken;

OpcUa_ReturnStatusCode;
OpcUa_BeginErrorHandling;

    OPCUA_SECURECHANNEL_UNLOCK(a_pSecureChannel);

    if(pSecurityToken != OpcUa_Null)
    {
        OpcUa_Free(pSecurityToken);
    }

OpcUa_FinishErrorHandling;
}
/**
* @brief Builds a connection record for the given parameters and returns it.
*
* @return: Status Code;
*/
OpcUa_StatusCode OpcUa_TcpListener_ConnectionManager_AddConnection(
    OpcUa_TcpListener_ConnectionManager*    a_pConnectionManager,
    OpcUa_TcpListener_Connection*           a_pConnection)
{
    OpcUa_StatusCode    uStatus = OpcUa_Good;

    OpcUa_GotoErrorIfArgumentNull(a_pConnection);
    OpcUa_GotoErrorIfArgumentNull(a_pConnectionManager);
    OpcUa_GotoErrorIfArgumentNull(a_pConnectionManager->Connections);

    a_pConnection->ConnectTime = OPCUA_P_DATETIME_UTCNOW(); /* expiration of connection would be DisconnectTime+Lifetime */

    OpcUa_List_Enter(a_pConnectionManager->Connections);
    OpcUa_List_AddElement(a_pConnectionManager->Connections, a_pConnection);
    OpcUa_Trace(OPCUA_TRACE_LEVEL_DEBUG, "OpcUa_TcpListener_ConnectionManager_AddConnection: Connection added!\n");
    OpcUa_List_Leave(a_pConnectionManager->Connections);


    return OpcUa_Good;

Error:
    return OpcUa_Bad;
}