+void multi_mount_test(const char *mountpt,int nmounts)
+{
+
+ char a[30];
+
+ int i;
+ int j;
+
+ sprintf(a,"%s/a",mountpt);
+
+ yaffs_StartUp();
+
+ for(i = 0; i < nmounts; i++){
+ int h0;
+ int h1;
+ int len0;
+ int len1;
+
+ static char xx[1000];
+
+ printf("############### Iteration %d Start\n",i);
+ if(1 || i == 0 || i == 5)
+ yaffs_mount(mountpt);
+
+ dump_directory_tree(mountpt);
+
+
+ yaffs_mkdir(a,0);
+
+ sprintf(xx,"%s/0",a);
+ h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+
+ sprintf(xx,"%s/1",a);
+ h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+
+#if 0
+ for(j = 0; j < 200; j++){
+ yaffs_write(h0,xx,1000);
+ yaffs_write(h1,xx,1000);
+ }
+#else
+ while(yaffs_write(h0,xx,1000) > 0){
+
+ yaffs_write(h1,xx,1000);
+ }
+#endif
+ len0 = yaffs_lseek(h0,0,SEEK_END);
+ len1 = yaffs_lseek(h1,0,SEEK_END);
+
+ yaffs_lseek(h0,0,SEEK_SET);
+ yaffs_lseek(h1,0,SEEK_SET);
+
+ for(j = 0; j < 200; j++){
+ yaffs_read(h0,xx,1000);
+ yaffs_read(h1,xx,1000);
+ }
+
+
+ // yaffs_truncate(h0,0);
+ yaffs_close(h0);
+ yaffs_close(h1);
+
+ printf("########### %d\n",i);
+ dump_directory_tree(mountpt);
+
+ if(1 || i == 4 || i == nmounts -1)
+ yaffs_unmount(mountpt);
+ }
+}
+
+
+void small_mount_test(const char *mountpt,int nmounts)
+{
+
+ char a[30];
+
+ int i;
+ int j;
+
+ int h0;
+ int h1;
+ int len0;
+ int len1;
+ int nread;
+
+ sprintf(a,"%s/a",mountpt);
+
+ yaffs_StartUp();
+
+
+
+ for(i = 0; i < nmounts; i++){
+
+ static char xx[1000];
+
+ printf("############### Iteration %d Start\n",i);
+ if(1 || i == 0 || i == 5)
+ yaffs_mount(mountpt);
+
+ dump_directory_tree(mountpt);
+
+ yaffs_mkdir(a,0);
+
+ sprintf(xx,"%s/0",a);
+ if(i ==0){
+
+ h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+ for(j = 0; j < 130; j++)
+ yaffs_write(h0,xx,1000);
+ yaffs_close(h0);
+ }
+
+ h0 = yaffs_open(xx,O_RDONLY,0);
+
+ sprintf(xx,"%s/1",a);
+ h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+
+ while((nread = yaffs_read(h0,xx,1000)) > 0)
+ yaffs_write(h1,xx,nread);
+
+
+ len0 = yaffs_lseek(h0,0,SEEK_END);
+ len1 = yaffs_lseek(h1,0,SEEK_END);
+
+ yaffs_lseek(h0,0,SEEK_SET);
+ yaffs_lseek(h1,0,SEEK_SET);
+
+ for(j = 0; j < 200; j++){
+ yaffs_read(h0,xx,1000);
+ yaffs_read(h1,xx,1000);
+ }
+
+ yaffs_close(h0);
+ yaffs_close(h1);
+
+ printf("########### %d\n",i);
+ dump_directory_tree(mountpt);
+
+ if(1 || i == 4 || i == nmounts -1)
+ yaffs_unmount(mountpt);
+ }
+}
+
+
+int early_exit;
+
+void small_overwrite_test(const char *mountpt,int nmounts)
+{
+
+ char a[30];
+ int i;
+ int j;
+
+ int h0;
+ int h1;
+
+
+ sprintf(a,"%s/a",mountpt);
+
+ yaffs_StartUp();
+
+
+
+ for(i = 0; i < nmounts; i++){
+
+ static char xx[8000];
+
+ printf("############### Iteration %d Start\n",i);
+ if(1)
+ yaffs_mount(mountpt);
+
+ dump_directory_tree(mountpt);
+
+ yaffs_mkdir(a,0);
+
+ sprintf(xx,"%s/0",a);
+ h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+ sprintf(xx,"%s/1",a);
+ h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+
+ for(j = 0; j < 1000000; j+=1000){
+ yaffs_ftruncate(h0,j);
+ yaffs_lseek(h0,j,SEEK_SET);
+ yaffs_write(h0,xx,7000);
+ yaffs_write(h1,xx,7000);
+
+ if(early_exit)
+ exit(0);
+ }
+
+ yaffs_close(h0);
+
+ printf("########### %d\n",i);
+ dump_directory_tree(mountpt);
+
+ if(1)
+ yaffs_unmount(mountpt);
+ }
+}
+
+
+void seek_overwrite_test(const char *mountpt,int nmounts)
+{
+
+ char a[30];
+
+ int i;
+ int j;
+
+ int h0;
+
+
+ sprintf(a,"%s/f",mountpt);
+
+ yaffs_StartUp();
+
+ yaffs_mount(mountpt);
+
+
+ for(i = 0; i < nmounts; i++){
+
+ h0 = yaffs_open(a, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+
+ for(j = 0; j < 100000; j++){
+ yaffs_lseek(h0,0,SEEK_SET);
+ yaffs_write(h0,xx,5000);
+ yaffs_lseek(h0,0x100000,SEEK_SET);
+ yaffs_write(h0,xx,5000);
+
+ if(early_exit)
+ exit(0);
+ }
+
+ yaffs_close(h0);
+
+ }
+}
+
+
+void yaffs_touch(const char *fn)
+{
+ yaffs_chmod(fn, S_IREAD | S_IWRITE);
+}
+
+void checkpoint_fill_test(const char *mountpt,int nmounts)
+{
+
+ char a[50];
+ char b[50];
+ char c[50];
+
+ int i;
+ int j;
+ int h;
+
+ sprintf(a,"%s/a",mountpt);
+
+
+
+
+ yaffs_StartUp();
+
+ for(i = 0; i < nmounts; i++){
+ printf("############### Iteration %d Start\n",i);
+ yaffs_mount(mountpt);
+ dump_directory_tree(mountpt);
+ yaffs_mkdir(a,0);
+
+ sprintf(b,"%s/zz",a);
+
+ h = yaffs_open(b,O_CREAT | O_RDWR,S_IREAD |S_IWRITE);
+
+
+ while(yaffs_write(h,c,50) == 50){}
+
+ yaffs_close(h);
+
+ for(j = 0; j < 2; j++){
+ printf("touch %d\n",j);
+ yaffs_touch(b);
+ yaffs_unmount(mountpt);
+ yaffs_mount(mountpt);
+ }
+
+ dump_directory_tree(mountpt);
+ yaffs_unmount(mountpt);
+ }
+}
+
+
+int make_file2(const char *name1, const char *name2,int syz)
+{
+
+ char xx[2500];
+ int i;
+ int h1=-1,h2=-1;
+ int n = 1;
+
+
+ if(name1)
+ h1 = yaffs_open(name1,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE);
+ if(name2)
+ h2 = yaffs_open(name2,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE);
+
+ while(syz > 0 && n > 0){
+ i = (syz > 2500) ? 2500 : syz;
+ n = yaffs_write(h1,xx,i);
+ n = yaffs_write(h2,xx,i);
+ syz -= 500;
+ }
+ yaffs_close(h1);
+ yaffs_close(h2);
+ return 0;
+}
+
+
+extern void SetCheckpointReservedBlocks(int n);
+
+void checkpoint_upgrade_test(const char *mountpt,int nmounts)
+{
+
+ char a[50];
+ char b[50];
+ char c[50];
+ char d[50];
+
+ int j;
+
+ sprintf(a,"%s/a",mountpt);
+
+
+
+
+ printf("Create start condition\n");
+ yaffs_StartUp();
+ SetCheckpointReservedBlocks(0);
+ yaffs_mount(mountpt);
+ yaffs_mkdir(a,0);
+ sprintf(b,"%s/zz",a);
+ sprintf(c,"%s/xx",a);
+ make_file2(b,c,2000000);
+ sprintf(d,"%s/aa",a);
+ make_file2(d,NULL,500000000);
+ dump_directory_tree(mountpt);
+
+ printf("Umount/mount attempt full\n");
+ yaffs_unmount(mountpt);
+
+ SetCheckpointReservedBlocks(10);
+ yaffs_mount(mountpt);
+
+ printf("unlink small file\n");
+ yaffs_unlink(c);
+ dump_directory_tree(mountpt);
+
+ printf("Umount/mount attempt\n");
+ yaffs_unmount(mountpt);
+ yaffs_mount(mountpt);
+
+ for(j = 0; j < 500; j++){
+ printf("***** touch %d\n",j);
+ dump_directory_tree(mountpt);
+ yaffs_touch(b);
+ yaffs_unmount(mountpt);
+ yaffs_mount(mountpt);
+ }
+
+ for(j = 0; j < 500; j++){
+ printf("***** touch %d\n",j);
+ dump_directory_tree(mountpt);
+ yaffs_touch(b);
+ yaffs_unmount(mountpt);
+ yaffs_mount(mountpt);
+ }
+}
+
+void huge_array_test(const char *mountpt,int n)
+{
+
+ char a[50];
+
+
+ int i;
+ int space;
+
+ int fnum;
+
+ sprintf(a,"mount point %s",mountpt);
+
+
+
+ yaffs_StartUp();
+
+ yaffs_mount(mountpt);
+
+ while(n>0){
+ n--;
+ fnum = 0;
+ printf("\n\n START run\n\n");
+ while((space = yaffs_freespace(mountpt)) > 25000000){
+ sprintf(a,"%s/file%d",mountpt,fnum);
+ fnum++;
+ printf("create file %s, free space %d\n",a,space);
+ create_file_of_size(a,10000000);
+ printf("verifying file %s\n",a);
+ verify_file_of_size(a,10000000);
+ }
+
+ printf("\n\n verification/deletion\n\n");
+
+ for(i = 0; i < fnum; i++){
+ sprintf(a,"%s/file%d",mountpt,i);
+ printf("verifying file %s\n",a);
+ verify_file_of_size(a,10000000);
+ printf("deleting file %s\n",a);
+ yaffs_unlink(a);
+ }
+ printf("\n\n done \n\n");
+
+
+ }
+}
+
+
+void random_write(int h)
+{
+ static char buffer[12000];
+ int n;
+
+ n = random() & 0x1FFF;
+ yaffs_write(h,buffer,n);
+}
+
+void random_seek(int h)
+{
+ int n;
+ n = random() & 0xFFFFF;
+ yaffs_lseek(h,n,SEEK_SET);
+}
+
+void random_truncate(int h, char * name)
+{
+ int n;
+ int flen;
+ n = random() & 0xFFFFF;
+ flen = yaffs_lseek(h,0,SEEK_END);
+ if(n > flen)
+ n = flen / 2;
+ yaffs_ftruncate(h,n);
+ yaffs_lseek(h,n,SEEK_SET);
+}
+
+
+#define NSMALLFILES 10
+void random_small_file_test(const char *mountpt,int iterations)
+{
+
+ char a[NSMALLFILES][50];
+
+
+ int i;
+ int n;
+ int h[NSMALLFILES];
+ int r;
+
+
+ yaffs_StartUp();
+
+ yaffs_mount(mountpt);
+
+ for(i = 0; i < NSMALLFILES; i++){
+ h[i]=-1;
+ strcpy(a[i],"");
+ }
+
+ for(n = 0; n < iterations; n++){
+
+ for(i = 0; i < NSMALLFILES; i++) {
+ r = random();
+
+ if(strlen(a[i]) == 0){
+ sprintf(a[i],"%s/%dx%d",mountpt,n,i);
+ h[i] = yaffs_open(a[i],O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
+ }
+
+ if(h[i] < -1)
+ printf("Could not open yaffs file %d %d error %d\n",n,i,h[i]);
+ else {
+ r = r & 7;
+ switch(r){
+ case 0:
+ case 1:
+ case 2:
+ random_write(h[i]);
+ break;
+ case 3:
+ random_truncate(h[i],a[i]);
+ break;
+ case 4:
+ case 5: random_seek(h[i]);
+ break;
+ case 6:
+ yaffs_close(h[i]);
+ h[i] = -1;
+ break;
+ case 7:
+ yaffs_close(h[i]);
+ yaffs_unlink(a[i]);
+ strcpy(a[i],"");
+ h[i] = -1;
+ }
+ }
+ }
+
+ }
+
+ for(i = 0; i < NSMALLFILES; i++)
+ yaffs_close(h[i]);
+
+ yaffs_unmount(mountpt);
+}
+
+void rmdir_test(const char *mountpt)
+{
+ char name[100];
+ yaffs_StartUp();
+
+ yaffs_mount(mountpt);
+
+ strcpy(name,mountpt);
+ strcat(name,"/");
+ strcat(name,"hello");
+ yaffs_mkdir(name,0666);
+ yaffs_rmdir(name);
+ yaffs_unmount(mountpt);
+}
+
+
+int random_seed;
+int simulate_power_failure;
+