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 } 122 123 124