commands/swifi/systest.c

   1 /*
   2  * systest.c -- Test code for nooks system calls
   3  *
   4  * Copyright (C) 2002 Mike Swift
   5  *
   6  * The source code in this file can be freely used, adapted,
   7  * and redistributed in source or binary form, so long as an
   8  * acknowledgment appears in derived source files.
   9  * No warranty is attached;
  10  * we cannot take responsibility for errors or fitness for use.
  11  *
  12  */
  13
  14 #include <sys/types.h>
  15 #include <stdlib.h>
  16 #include <stdio.h>
  17 #if 0
  18 #include <asm/unistd.h>
  19 #endif
  20 #include <string.h>
  21 #include <errno.h>
  22
  23 #define swifi_inject_fault sys_inject_fault
  24
  25 #include "swifi-user.h"
  26 #include "extra.h"
  27
  28
  29 #if 0
  30 _syscall6(long, swifi_inject_fault,
  31           char *, module_name,
  32           unsigned long, faultType,
  33           unsigned long, randSeed,
  34           unsigned long, numFaults,
  35           void *, result,
  36           unsigned long, do_inject);
  37 #endif
  38
  39 int
  40 main(int argc, char * argv[])
  41 {
  42   char * module_name = NULL;
  43   int i;
  44   long result = 0;
  45   unsigned int cmd = 0;
  46   unsigned long arg = 0;
  47   unsigned long seed = 157;
  48   swifi_result_t * res = NULL;
  49
  50   if (argc < 2) {
  51     goto Usage;
  52   }
  53
  54   for (i = 1; i < argc; i++ ) {
  55     if (strcmp(argv[i], "-f") == 0) {
  56       if (argc <= i+5) {
  57         goto Usage;
  58       }
  59       module_name = victim_exe = argv[++i];
  60       sscanf(argv[++i],"%u", &victim_pid);
  61       sscanf(argv[++i],"%u", &cmd);
  62       sscanf(argv[++i],"%lu", &arg);
  63       sscanf(argv[++i],"%lu", &seed);
  64     } else {
  65       printf("Unknown command %s\n", argv[i]);
  66       goto Usage;
  67     }
  68   }
  69
  70   res = malloc(arg * sizeof(swifi_result_t));
  71   if (res == NULL) {
  72     printf("Out of memory\n");
  73     goto Cleanup;
  74   }
  75
  76   memset(res, 0, sizeof(res));
  77
  78   /*
  79   // Find out where the faults will be injected
  80   */
  81
  82   result = swifi_inject_fault(module_name,
  83                               cmd,         /* fault type */
  84                               seed,           /* random seed */
  85                               arg,         /* numFaults */
  86                               res,
  87                               0);  /* don't inject now */
  88
  89   for (i = 0; (i < arg) && (res[i].address != 0) ; i++) {
  90     printf("Changed 0x%lx from 0x%lx to 0x%lx\n",
  91            res[i].address,
  92            res[i].old,
  93            res[i].new);
  94   }
  95
  96   /*
  97   // do the injection
  98   */
  99
 100
 101   result = swifi_inject_fault(module_name,
 102                               cmd,         /* fault type */
 103                               seed,           /* random seed */
 104                               arg,         /* numFaults */
 105                               res,
 106                               1);  /* do inject now */
 107
 108   printf("swifi_inject_fault returned %ld (%d)\n", result,errno);
 109
 110
 111
 112  Cleanup:
 113   if (res != NULL) {
 114     free(res);
 115   }
 116   return(0);
 117
 118  Usage:
 119   printf("Usage: %s -f module_name pid fault-type fault-count seed\n", argv[0]);
 120   goto Cleanup;
 121 }
 122
 123