audk/AppPkg/Applications/Sockets/WebServer/Index.c

/**
  @file
  Generate the list of known pages.

  Copyright (c) 2011-2012, Intel Corporation
  All rights reserved. This program and the accompanying materials
  are licensed and made available under the terms and conditions of the BSD License
  which accompanies this distribution.  The full text of the license may be found at
  http://opensource.org/licenses/bsd-license.php

  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

**/

#include <WebServer.h>


/**
  Respond with the list of known pages

  @param [in] SocketFD      The socket's file descriptor to add to the list.
  @param [in] pPort         The WSDT_PORT structure address
  @param [out] pbDone       Address to receive the request completion status

  @retval EFI_SUCCESS       The request was successfully processed

**/
EFI_STATUS
IndexPage (
  IN int SocketFD,
  IN WSDT_PORT * pPort,
  OUT BOOLEAN * pbDone
  )
{
  CONST DT_PAGE * pPage;
  CONST DT_PAGE * pPageEnd;
  EFI_STATUS Status;
  
  DBG_ENTER ( );
  
  //
  //  Send the index page
  //
  for ( ; ; ) {
    //
    //  Send the page header
    //
    Status = HttpPageHeader ( SocketFD, pPort, L"Index" );
    if ( EFI_ERROR ( Status )) {
      break;
    }

    //
    //  Build the table header
    //
    Status = HttpSendAnsiString ( SocketFD,
                                  pPort,
                                  "<h1>UEFI Web Server</h1>\r\n"
                                  "<table border=\"1\">\r\n"
                                  "  <tr bgcolor=\"c0c0ff\"><th>Page</th><th>Description</th></tr>\r\n" );
    if ( EFI_ERROR ( Status )) {
      break;
    }

    //
    //  Walk the list of pages
    //  Skip the first page
    //
    pPage = &mPageList[0];
    pPageEnd = &pPage[mPageCount];
    pPage += 1;
    while ( pPageEnd > pPage ) {
      //
      //  Build the table entry for this page
      //
      Status = HttpSendAnsiString ( SocketFD,
                                    pPort,
                                    "<tr><td><a target=\"_blank\" href=\"" );
      if ( EFI_ERROR ( Status )) {
        break;
      }
      Status = HttpSendUnicodeString ( SocketFD,
                                       pPort,
                                       &pPage->pPageName[1]);
      if ( EFI_ERROR ( Status )) {
        break;
      }
      Status = HttpSendAnsiString ( SocketFD,
                                    pPort,
                                    "\">" );
      if ( EFI_ERROR ( Status )) {
        break;
      }
      Status = HttpSendUnicodeString ( SocketFD,
                                       pPort,
                                       &pPage->pPageName[1]);
      if ( EFI_ERROR ( Status )) {
        break;
      }
      Status = HttpSendAnsiString ( SocketFD,
                                    pPort,
                                    "</a></td><td>" );
      if ( EFI_ERROR ( Status )) {
        break;
      }
      Status = HttpSendUnicodeString ( SocketFD,
                                       pPort,
                                       pPage->pDescription );
      if ( EFI_ERROR ( Status )) {
        break;
      }
      Status = HttpSendAnsiString ( SocketFD,
                                    pPort,
                                    "</td></tr>\r\n" );
      if ( EFI_ERROR ( Status )) {
        break;
      }

      //
      //  Set the next page
      //
      pPage += 1;
    }
    if ( EFI_ERROR ( Status )) {
      break;
    }
  
    //
    //  Build the table trailer
    //
    Status = HttpSendAnsiString ( SocketFD,
                                  pPort,
                                  "</table>\r\n" );
    if ( EFI_ERROR ( Status )) {
      break;
    }

    //
    //  Send the page trailer
    //
    Status = HttpPageTrailer ( SocketFD, pPort, pbDone );
    break;
  }
    
  //
  //  Return the operation status
  //
  DBG_EXIT_STATUS ( Status );
  return Status;
}