ShellPkg/Application/ShellSortTestApp/ShellSortTestApp.c

   1 /** @file
   2   This is a test application that demonstrates how to use the sorting functions.
   3
   4   Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #include <Uefi.h>
  10 #include <Library/UefiLib.h>
  11 #include <Library/DebugLib.h>
  12 #include <Library/ShellCEntryLib.h>
  13 #include <Library/SortLib.h>
  14
  15 /**
  16   Test comparator.
  17
  18   @param[in] b1   The first INTN
  19   @param[in] b2   The other INTN
  20
  21   @retval 0       They are the same.
  22   @retval -1      b1 is less than b2
  23   @retval 1       b1 is greater then b2
  24 **/
  25 INTN
  26 EFIAPI
  27 Test (
  28   CONST VOID  *b1,
  29   CONST VOID  *b2
  30   )
  31 {
  32   if (*(INTN *)b1 == *(INTN *)b2) {
  33     return (0);
  34   }
  35
  36   if (*(INTN *)b1 < *(INTN *)b2) {
  37     return (-1);
  38   }
  39
  40   return (1);
  41 }
  42
  43 /**
  44   UEFI application entry point which has an interface similar to a
  45   standard C main function.
  46
  47   The ShellCEntryLib library instance wrappers the actual UEFI application
  48   entry point and calls this ShellAppMain function.
  49
  50   @param  Argc             Argument count
  51   @param  Argv             The parsed arguments
  52
  53   @retval  0               The application exited normally.
  54   @retval  Other           An error occurred.
  55
  56 **/
  57 INTN
  58 EFIAPI
  59 ShellAppMain (
  60   IN UINTN   Argc,
  61   IN CHAR16  **Argv
  62   )
  63 {
  64   INTN  Array[10];
  65
  66   Array[0] = 2;
  67   Array[1] = 3;
  68   Array[2] = 4;
  69   Array[3] = 1;
  70   Array[4] = 5;
  71   Array[5] = 6;
  72   Array[6] = 7;
  73   Array[7] = 8;
  74   Array[8] = 1;
  75   Array[9] = 5;
  76
  77   Print (L"Array = %d, %d, %d, %d, %d, %d, %d, %d, %d, %d\r\n", Array[0], Array[1], Array[2], Array[3], Array[4], Array[5], Array[6], Array[7], Array[8], Array[9]);
  78   PerformQuickSort (Array, 10, sizeof (INTN), Test);
  79   Print (L"POST-SORT\r\n");
  80   Print (L"Array = %d, %d, %d, %d, %d, %d, %d, %d, %d, %d\r\n", Array[0], Array[1], Array[2], Array[3], Array[4], Array[5], Array[6], Array[7], Array[8], Array[9]);
  81   return 0;
  82 }