/*
* YAFFS: Yet another FFS. A NAND-flash specific file system.
*
- * Copyright (C) 2002-2011 Aleph One Ltd.
- * for Toby Churchill Ltd and Brightstar Engineering
+ * Copyright (C) 2002-2018 Aleph One Ltd.
*
* Created by Charles Manning <charles@aleph1.co.uk>
*
}
-
-
-
int dump_file_data(char *fn)
{
int h;
yaffs_DIR *d;
struct yaffs_dirent *de;
struct yaffs_stat s;
- char str[100];
+ char str[300];
d = yaffs_opendir(dname);
int total = 0;
int lastTotal = 0;
- char str[100];
+ char str[300];
yaffs_start_up();
}
+void fill_n_file_test(const char *mountpt, int n, int syz)
+{
+ int i;
+ int l;
+
+ yaffs_start_up();
+
+ yaffs_format(mountpt, 0, 0, 0);
+ yaffs_mount(mountpt);
+
+
+ for(i = 0; i < n; i++)
+ {
+ int h;
+ char fname[200];
+
+ sprintf(fname, "%s/%d", mountpt, i);
+
+ h = yaffs_open(fname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE);
+
+ l = syz;
+
+ while(l > 0) {
+ yaffs_write(h, fname, sizeof(fname));
+ l -= sizeof(fname);
+ }
+
+ yaffs_close(h);
+
+ }
+
+}
+
+
void fill_files_test(const char *mountpt)
{
int i;
struct yaffs_utimbuf utb;
struct yaffs_stat st;
+ //setup
yaffs_start_up();
yaffs_mount(mountpt);
h = yaffs_open(name,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE);
yaffs_fstat(h,&st);
- printf(" times %lu %lu %lu\n",
- st.yst_atime, st.yst_ctime, st.yst_mtime);
+ printf(" times before %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
+ //here are the last access and modification times.
utb.actime = 1000;
utb.modtime = 2000;
+
+ //futime sets the last modification and access time of the file
result = yaffs_futime(h,&utb);
- printf("futime to a 1000 m 2000 result %d\n",result);
+ printf("setting times using the futime function to a 1000 m 2000 result %d\n",result);
+
+ //read the times from the file header
yaffs_fstat(h,&st);
- printf(" times %lu %lu %lu\n",
- st.yst_atime, st.yst_ctime, st.yst_mtime);
+ printf(" times %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
utb.actime = 5000;
result = yaffs_utime(name, &utb);
printf("utime to a 5000 m 8000 result %d\n",result);
yaffs_fstat(h,&st);
- printf(" times %lu %lu %lu\n",
- st.yst_atime, st.yst_ctime, st.yst_mtime);
+ printf(" times %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
result = yaffs_utime(name, NULL);
printf("utime to NULL result %d\n",result);
yaffs_fstat(h,&st);
- printf(" times %lu %lu %lu\n",
- st.yst_atime, st.yst_ctime, st.yst_mtime);
+ printf(" times %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
}
+void size_utime_test(const char *mountpt)
+{
+ char name[100];
+ int h;
+ int result;
+ struct yaffs_utimbuf utb;
+ struct yaffs_stat st;
+
+ //setup
+ yaffs_start_up();
+
+ yaffs_mount(mountpt);
+
+ strcpy(name,mountpt);
+ strcat(name,"/");
+ strcat(name,"xfile");
+
+ yaffs_unlink(name);
+
+ printf("created\n");
+ h = yaffs_open(name,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE);
+
+ yaffs_fstat(h,&st);
+ printf(" times before %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
+
+ //first lets get the yaffs_object.
+
+ //then check that yaffs_stat also works.
+ //yaffs_stat already uses 64 bits for both wince and unix times.
+ //To see if we are using 32 or 64 bit time, save a large number into the time and
+ //see if it overflows.
+ long bitsInTime = 8*sizeof(st.yst_ctime);
+ printf("the times are %ld bits long\n", bitsInTime);
+
+ //two testcases
+ if (bitsInTime == 64) {
+ //no need to test the overflow. Just check that it can be retrieved intact.
+
+ //use u64 variables in case utb truncates the values to 32 bit time by accident.
+ u64 start = 0xfffff;
+ u64 end = 0xffffff;
+
+ utb.actime = start;
+ utb.modtime = end;
+
+ result = yaffs_futime(h,&utb);
+ yaffs_fstat(h,&st);
+ if (st.yst_atime == start && st.yst_mtime == end) {
+ printf("successfully stored and retrevied a 64 bit number for atime and modtime\n");
+ } else {
+ printf("failed to store and retrieve a 64 bit number for atime and modtime\n");
+
+ }
+ } else {
+ //it is a 32 bit number. Check to see that it overflowed.
+
+ }
+
+
+ //here are the last access and modification times.
+ utb.actime = 1000;
+ utb.modtime = 2000;
+
+ //futime sets the last modification and access time of the file
+ result = yaffs_futime(h,&utb);
+ printf("setting times using the futime function to a 1000 m 2000 result %d\n",result);
+
+ //read the times from the file header
+ yaffs_fstat(h,&st);
+ printf(" times %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
+
+
+ utb.actime = 5000;
+ utb.modtime = 8000;
+ result = yaffs_utime(name, &utb);
+ printf("utime to a 5000 m 8000 result %d\n",result);
+ yaffs_fstat(h,&st);
+ printf(" times %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
+
+ result = yaffs_utime(name, NULL);
+ printf("utime to NULL result %d\n",result);
+ yaffs_fstat(h,&st);
+ printf(" times %llu %llu %llu\n",
+ ( u64) st.yst_atime, ( u64) st.yst_ctime, ( u64) st.yst_mtime);
+
+
+}
+
+
void basic_xattr_test(const char *mountpt)
{
char name[100];
try_rmdir("/nand/z/");
}
+
+void dump_yaffs_malloc_usage(void)
+{
+ unsigned current;
+ unsigned high_water;
+
+ yaffsfs_get_malloc_values(¤t, &high_water);
+
+ printf("\n"
+ "***************************************\n"
+ "Dump of yaffs malloc usage during run\n"
+ "Currently allocated : %u bytes\n"
+ "High water allocated : %u bytes\n"
+ "Note, this is not accurate on all platforms\n",
+ current, high_water);
+
+}
+
+
int random_seed;
int simulate_power_failure;
int main(int argc, char *argv[])
{
+
+ //unlink("emfile-nand");
+
+
+ atexit(dump_yaffs_malloc_usage);
+
(void) argc;
(void) argv;
//link_test0("/nand");
//link_test1("yaffs2");
//scan_pattern_test("/flash",10000,10);
- short_scan_test("/yflash2",40000,200);
+ //short_scan_test("/yflash2",40000,200);
+ //short_scan_test("/nand128MB",40000,200);
//small_mount_test("/flash/flash",1000);
//small_overwrite_test("/flash/flash",1000);
//seek_overwrite_test("/flash/flash",1000);
//long_test_on_path("/ram2k");
// long_test_on_path("/flash");
//simple_rw_test("/flash/flash");
- //fill_disk_test("/flash/flash");
+ //fill_n_file_test("/nand128MB", 50, 128000000/50);
// rename_over_test("/flash");
//lookup_test("/flash");
//freespace_test("/flash/flash");
//large_file_test("/nand");
//readdir_test("/nand");
- //basic_utime_test("/nand");
+ basic_utime_test("/nand");
+ size_utime_test("/nand");
//case_insensitive_test("/nand");
//yy_test("/nand");
projects / yaffs2.git / blobdiff