text: /**************************************************************************/
  /*                                                                        */
  /*       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"
  
  /* Bring in externs for caller checking code.  */
  
  NX_SECURE_CALLER_CHECKING_EXTERNS
  
  /**************************************************************************/
  /*                                                                        */
  /*  FUNCTION                                               RELEASE        */
  /*                                                                        */
  /*    _nxe_secure_tls_session_send                        PORTABLE C      */
  /*                                                           6.0          */
  /*  AUTHOR                                                                */
  /*                                                                        */
  /*    Timothy Stapko, Microsoft Corporation                               */
  /*                                                                        */
  /*  DESCRIPTION                                                           */
  /*                                                                        */
  /*    This function checks for errors in the TLS session send call.       */
  /*                                                                        */
  /*  INPUT                                                                 */
  /*                                                                        */
  /*    tls_session                           TLS control block             */
  /*    packet_ptr                            Pointer to packet data        */
  /*    wait_option                           Indicates behavior if TCP     */
  /*                                          socket cannot send packet     */
  /*                                                                        */
  /*  OUTPUT                                                                */
  /*                                                                        */
  /*    status                                Completion status             */
  /*                                                                        */
  /*  CALLS                                                                 */
  /*                                                                        */
  /*    _nx_secure_tls_session_send           Actual TLS session send call. */
  /*                                                                        */
  /*  CALLED BY                                                             */
  /*                                                                        */
  /*    Application Code                                                    */
  /*                                                                        */
  /*  RELEASE HISTORY                                                       */
  /*                                                                        */
  /*    DATE              NAME                      DESCRIPTION             */
  /*                                                                        */
  /*  05-19-2020     Timothy Stapko           Initial Version 6.0           */
  /*                                                                        */
  /**************************************************************************/
  UINT  _nxe_secure_tls_session_send(NX_SECURE_TLS_SESSION *tls_session, NX_PACKET *packet_ptr,
                                     ULONG wait_option)
  {
  UINT status;
  
      if (tls_session == NX_NULL)
      {
          return(NX_PTR_ERROR);
      }
  
      if (packet_ptr == NX_NULL)
      {
          return(NX_PTR_ERROR);
      }
  
      if (tls_session -> nx_secure_tls_tcp_socket == NX_NULL)
      {
          return(NX_SECURE_TLS_SESSION_UNINITIALIZED);
      }
  
      /* Make sure the session is initialized. */
      if(tls_session -> nx_secure_tls_id != NX_SECURE_TLS_ID)
      {
          return(NX_SECURE_TLS_SESSION_UNINITIALIZED);
      }
  
      /* Check for appropriate caller.  */
      NX_THREADS_ONLY_CALLER_CHECKING
  
      status =  _nx_secure_tls_session_send(tls_session, packet_ptr, wait_option);
  
      /* Return completion status.  */
      return(status);
  }
  
  