+++ /dev/null
-/*
- * YAFFS: Yet another FFS. A NAND-flash specific file system.
- *
- * Copyright (C) 2002-2011 Aleph One Ltd.
- * for Toby Churchill Ltd and Brightstar Engineering
- *
- * Created by Charles Manning <charles@aleph1.co.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-
-
-
-#include <stdio.h>
-#include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <stdlib.h>
-
-#include "yaffsfs.h"
-
-#include "yaffs_trace.h"
-
-#include "nor_stress.h"
-#include "yaffs_fsx.h"
-
-void (*ext_fatal)(void);
-
-
-int random_seed;
-int simulate_power_failure = 0;
-
-
-int do_fsx;
-int do_bash_around;
-
-int init_test;
-int do_upgrade;
-int n_cycles = -1;
-int fuzz_test=0;
-
-
-int yaffs_test_max_mallocs;
-
-extern int ops_multiplier;
-
-char mount_point[200];
-
-#define BASH_HANDLES 20
-void yaffs_bash_around(const char *mountpt, int n_cycles)
-{
- char name[200];
- char name1[200];
- int h[BASH_HANDLES];
- int i;
- int op;
- int pos;
- int n;
- int n1;
- int start_op;
- int op_max = 99;
-
- int cycle = 0;
-
- sprintf(name,"%s/bashdir",mountpt);
-
- yaffs_mkdir(name,0666);
-
- for(i = 0; i < BASH_HANDLES; i++)
- h[i] = -1;
-
- while(n_cycles){
- if(cycle % 100 == 0){
- printf("CYCLE %8d mo %2d inodes %d space %d ",cycle,op_max,
- yaffs_inodecount(mountpt),(int)yaffs_freespace(mountpt));
- for(i = 0; i < BASH_HANDLES; i++)
- printf("%2d ",h[i]);
- printf("\n");
- }
- cycle++;
-
- if(n_cycles > 0)
- n_cycles--;
- i = rand() % BASH_HANDLES;
- op = rand() % op_max;
- pos = rand() & 20000000;
- n = rand() % 100;
- n1 = rand() % 100;
-
- sprintf(name,"%s/bashdir/xx%d",mountpt,n);
- sprintf(name1,"%s/bashdir/xx%d",mountpt,n1);
-
- start_op = op;
-
- op-=1;
- if(op < 0){
- if(h[i]>= 0){
- yaffs_close(h[i]);
- h[i] = -1;
- }
- continue;
- }
- op-=1;
- if(op < 0){
- if(h[i] < 0)
- h[i] = yaffs_open(name,O_CREAT| O_RDWR, 0666);
- continue;
- }
-
- op-=5;
- if(op< 0){
- yaffs_lseek(h[i],pos,SEEK_SET);
- yaffs_write(h[i],name,n);
- continue;
- }
- op-=1;
- if(op < 0){
- yaffs_unlink(name);
- continue;
- }
- op-=1;
- if(op < 0){
- yaffs_rename(name,name1);
- continue;
- }
- op-=1;
- if(op < 0){
- yaffs_mkdir(name,0666);
- continue;
- }
- op-=1;
- if(op < 0){
- yaffs_rmdir(name);
- continue;
- }
-
- op_max = start_op-op;
- }
-
-
-}
-
-void BadUsage(void)
-{
- printf("Usage: yaffs_test [options] mountpoint\n");
- printf("options\n");
- printf(" f: do fsx testing\n");
- printf(" i: initialise for upgrade testing\n");
- printf(" l: multiply number of operations by 5\n");
- printf(" m: random max number of mallocs\n");
- printf(" n nnn: number of cycles\n");
- printf(" p: simulate power fail testing\n");
- printf(" s sss: set seed\n");
- printf(" u: do upgrade test\n");
- printf(" b: bash-about test\n");
- printf(" z: fuzz test - ignore verification errors\n");
- exit(2);
-}
-
-int sleep_exit = 0;
-int sleep_time = 0;
-void test_fatal(void)
-{
- printf("fatal yaffs test pid %d sleeping\n",getpid());
- while(!sleep_exit){
- sleep(1);
- sleep_time++;
- }
-
- signal(SIGSEGV,SIG_IGN);
- signal(SIGBUS,SIG_IGN);
- signal(SIGABRT,SIG_IGN);
- sleep_exit = 0;
-
-}
-
-void bad_ptr_handler(int sig)
-{
- printf("signal %d received\n",sig);
- test_fatal();
-}
-
-int main(int argc, char **argv)
-{
- int ch;
- int random_mallocs=0;
- ext_fatal = test_fatal;
-
-#if 1
- signal(SIGSEGV,bad_ptr_handler);
- signal(SIGBUS,bad_ptr_handler);
- signal(SIGABRT,bad_ptr_handler);
-#endif
- while ((ch = getopt(argc,argv, "bfilmn:ps:t:uz"))
- != EOF)
- switch (ch) {
- case 's':
- random_seed = atoi(optarg);
- break;
- case 'p':
- simulate_power_failure =1;
- break;
- case 'i':
- init_test = 1;
- break;
- case 'b':
- do_bash_around = 1;
- break;
- case 'f':
- do_fsx = 1;
- break;
- case 'l':
- ops_multiplier *= 5;
- break;
- case 'u':
- do_upgrade = 1;
- break;
- case 'm':
- random_mallocs=1;
- break;
- case 'n':
- n_cycles = atoi(optarg);
- break;
- case 't':
- yaffs_trace_mask = strtol(optarg,NULL,0);
- break;
- case 'z':fuzz_test=1;
- break;
- default:
- BadUsage();
- /* NOTREACHED */
- }
- argc -= optind;
- argv += optind;
-
- if(random_mallocs){
- yaffs_test_max_mallocs = 0xFFF & random_seed;
- }
-
- if(argc == 1) {
- int result;
-
- strcpy(mount_point,argv[0]);
-
- if(simulate_power_failure)
- n_cycles = -1;
- printf("Running test %s %s %s %s %s seed %d cycles %d\n",
- do_upgrade ? "fw_upgrade" : "",
- init_test ? "initialise":"",
- fuzz_test ? "fuzz-test" : "",
- do_fsx ? "fsx" :"",
- simulate_power_failure ? "power_fail" : "",
- random_seed, n_cycles);
-
- yaffs_start_up();
- result = yaffs_mount(mount_point);
- if(result < 0){
- printf("Mount of %s failed\n",mount_point);
- printf("pid %d sleeping\n",getpid());
-
- while(!sleep_exit){
- sleep(1);
- sleep_time++;
- }
- }
- printf("Mount complete\n");
-
- if(do_upgrade && init_test){
- simulate_power_failure = 0;
- NorStressTestInitialise(mount_point);
- } else if(do_upgrade){
- printf("Running stress on %s with seed %d\n",mount_point,random_seed);
- NorStressTestRun(mount_point,n_cycles,do_fsx,fuzz_test);
- } else if(do_fsx){
- yaffs_fsx_main(mount_point,n_cycles);
- } else if(do_bash_around){
- yaffs_bash_around(mount_point,n_cycles);
- }else {
- printf("No test to run!\n");
- BadUsage();
- }
- yaffs_unmount(mount_point);
-
- printf("Test run completed!\n");
- }
- else
- BadUsage();
- return 0;
-}
-
-
projects / yaffs2.git / blobdiff