/**************************************************************************/
/*                                                                        */
/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
/*                                                                        */
/*       This software is licensed under the Microsoft Software License   */
/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
/*       and in the root directory of this software.                      */
/*                                                                        */
/**************************************************************************/


/**************************************************************************/
/**************************************************************************/
/**                                                                       */
/** NetX Secure Component                                                 */
/**                                                                       */
/**    Transport Layer Security (TLS)                                     */
/**                                                                       */
/**************************************************************************/
/**************************************************************************/

#define NX_SECURE_SOURCE_CODE


/* Include necessary system files.  */

#include "nx_secure_tls.h"

/**************************************************************************/
/*                                                                        */
/*  FUNCTION                                               RELEASE        */
/*                                                                        */
/*    _nx_secure_tls_session_alert_value_get              PORTABLE C      */
/*                                                           6.1          */
/*  AUTHOR                                                                */
/*                                                                        */
/*    Timothy Stapko, Microsoft Corporation                               */
/*                                                                        */
/*  DESCRIPTION                                                           */
/*                                                                        */
/*    This function checks for errors in the TLS alert value              */
/*    informational API.                                                  */
/*                                                                        */
/*  INPUT                                                                 */
/*                                                                        */
/*    tls_session                           Pointer to TLS Session        */
/*    alert_value                           Return alert value            */
/*    alert_level                           Return alert level            */
/*                                                                        */
/*  OUTPUT                                                                */
/*                                                                        */
/*    status                                Completion status             */
/*                                                                        */
/*  CALLS                                                                 */
/*                                                                        */
/*    None                                                                */
/*                                                                        */
/*  CALLED BY                                                             */
/*                                                                        */
/*    Application Code                                                    */
/*                                                                        */
/*  RELEASE HISTORY                                                       */
/*                                                                        */
/*    DATE              NAME                      DESCRIPTION             */
/*                                                                        */
/*  05-19-2020     Timothy Stapko           Initial Version 6.0           */
/*  09-30-2020     Timothy Stapko           Modified comment(s),          */
/*                                            resulting in version 6.1    */
/*                                                                        */
/**************************************************************************/
UINT  _nx_secure_tls_session_alert_value_get(NX_SECURE_TLS_SESSION *tls_session,
                                             UINT *alert_level, UINT *alert_value)
{

    /* Get the protection. */
    tx_mutex_get(&_nx_secure_tls_protection, TX_WAIT_FOREVER);

    /* Return the current alert value and level to the caller. */
    *(alert_value) = tls_session -> nx_secure_tls_received_alert_value;
    *(alert_level) = tls_session -> nx_secure_tls_received_alert_level;

    /* Release the protection. */
    tx_mutex_put(&_nx_secure_tls_protection);
    
    /* Return completion status.  */
    return(NX_SUCCESS);
}