summaryrefslogtreecommitdiffstats
path: root/c/src/tests/libtests/malloctest/task1.c
blob: 35ffe6f6399b2ec11b59afb845f4c300fefa4c07 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
/*  task1.c
 *
 *  This set of three tasks do some simple task switching for about
 *  15 seconds and then call a routine to "blow the stack".
 *
 *  COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
 *  On-Line Applications Research Corporation (OAR).
 *  All rights assigned to U.S. Government, 1994.
 *
 *  This material may be reproduced by or for the U.S. Government pursuant
 *  to the copyright license under the clause at DFARS 252.227-7013.  This
 *  notice must appear in all copies of this file and its derivatives.
 *
 *  $Id$
 */

#include "system.h"
#include <libcsupport.h>    /* for malloc_dump, malloc_walk */
#include <string.h>         /* for memset */

#define NUM_PASSES 100

rtems_task Task_1_through_5(
  rtems_task_argument argument
)
{
  int i;
  unsigned int passes = 0;
  rtems_id          tid;
  rtems_time_of_day time;
  rtems_status_code status;
  unsigned char *mem_ptr;
  int mem_amt;

  status = rtems_task_ident( RTEMS_SELF, RTEMS_SEARCH_ALL_NODES, &tid );
  directive_failed( status, "rtems_task_ident" );

  while (TRUE)
  {
    if ( passes++ > NUM_PASSES )
        exit(0);

    status = rtems_clock_get( RTEMS_CLOCK_GET_TOD, &time );
    directive_failed( status, "rtems_clock_get" );

    put_name( Task_name[ task_number( tid ) ], FALSE );
    print_time( " - rtems_clock_get - ", &time, "\n" );

    mem_amt = rand() * task_number( tid );
    printf("mallocing %d bytes\n",mem_amt);
    mem_ptr = malloc ( mem_amt);
    memset( mem_ptr, mem_amt, mem_amt );
    malloc_dump();
    malloc_walk(1,FALSE);
    status = rtems_task_wake_after( task_number( tid ) * 1 * TICKS_PER_SECOND/4 );
    for (i=0; i < mem_amt; i++)
    {
       if ( mem_ptr[i] != (mem_amt & 0xff))
       {
          printf("failed %d, %d, 0x%x, 0x%x\n",i,mem_amt,mem_ptr[i],mem_amt&0xff);
          exit(1);
       }
    }
    directive_failed( status, "rtems_task_wake_after" );
    free( mem_ptr );
  }
}