X-Git-Url: https://yaffs.net/gitweb/?a=blobdiff_plain;f=direct%2Fbasic-test%2Fdtest.c;fp=direct%2Fbasic-test%2Fdtest.c;h=34112c84ecc861dceb5cc28697199b5839b0a0b1;hb=4a700fe570d217c2c5df87070db7c2652bc0eaaf;hp=0000000000000000000000000000000000000000;hpb=25f6e492e7010f585367a4f6abf4d2e17c5c0e1a;p=yaffs2.git diff --git a/direct/basic-test/dtest.c b/direct/basic-test/dtest.c new file mode 100644 index 0000000..34112c8 --- /dev/null +++ b/direct/basic-test/dtest.c @@ -0,0 +1,2694 @@ +/* + * YAFFS: Yet another FFS. A NAND-flash specific file system. + * + * Copyright (C) 2002-2010 Aleph One Ltd. + * for Toby Churchill Ltd and Brightstar Engineering + * + * Created by Charles Manning + * + * 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 +#include +#include +#include + +#include "yaffsfs.h" + + +void dumpDir(const char *dname); + +char xx[600]; + +void copy_in_a_file(char *yaffsName,char *inName) +{ + int inh,outh; + unsigned char buffer[100]; + int ni,no; + inh = open(inName,O_RDONLY); + outh = yaffs_open(yaffsName, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); + + while((ni = read(inh,buffer,100)) > 0) + { + no = yaffs_write(outh,buffer,ni); + if(ni != no) + { + printf("problem writing yaffs file\n"); + } + + } + + yaffs_close(outh); + close(inh); +} + +void make_a_file(char *yaffsName,char bval,int sizeOfFile) +{ + int outh; + int i; + unsigned char buffer[100]; + + outh = yaffs_open(yaffsName, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); + + memset(buffer,bval,100); + + do{ + i = sizeOfFile; + if(i > 100) i = 100; + sizeOfFile -= i; + + yaffs_write(outh,buffer,i); + + } while (sizeOfFile > 0); + + + yaffs_close(outh); + +} + +void make_pattern_file(char *fn,int size) +{ + int outh; + int marker; + int i; + outh = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); + yaffs_lseek(outh,size-1,SEEK_SET); + yaffs_write(outh,"A",1); + + for(i = 0; i < size; i+=256) + { + marker = ~i; + yaffs_lseek(outh,i,SEEK_SET); + yaffs_write(outh,&marker,sizeof(marker)); + } + yaffs_close(outh); + +} + +int check_pattern_file(char *fn) +{ + int h; + int marker; + int i; + int size; + int ok = 1; + + h = yaffs_open(fn, O_RDWR,0); + size = yaffs_lseek(h,0,SEEK_END); + + for(i = 0; i < size; i+=256) + { + yaffs_lseek(h,i,SEEK_SET); + yaffs_read(h,&marker,sizeof(marker)); + ok = (marker == ~i); + if(!ok) + { + printf("pattern check failed on file %s, size %d at position %d. Got %x instead of %x\n", + fn,size,i,marker,~i); + } + } + yaffs_close(h); + return ok; +} + + + + + +int dump_file_data(char *fn) +{ + int h; + int i = 0; + int ok = 1; + unsigned char b; + + h = yaffs_open(fn, O_RDWR,0); + + + printf("%s\n",fn); + while(yaffs_read(h,&b,1)> 0) + { + printf("%02x",b); + i++; + if(i > 32) + { + printf("\n"); + i = 0;; + } + } + printf("\n"); + yaffs_close(h); + return ok; +} + + + +void dump_file(const char *fn) +{ + int i; + int size; + int h; + + h = yaffs_open(fn,O_RDONLY,0); + if(h < 0) + { + printf("*****\nDump file %s does not exist\n",fn); + } + else + { + size = yaffs_lseek(h,0,SEEK_SET); + printf("*****\nDump file %s size %d\n",fn,size); + for(i = 0; i < size; i++) + { + + } + } +} + +void create_file_of_size(const char *fn,int syze) +{ + int h; + int n; + int result; + + char xx[200]; + + int iterations = (syze + strlen(fn) -1)/ strlen(fn); + + h = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); + + while (iterations > 0) + { + sprintf(xx,"%s %8d",fn,iterations); + n = strlen(xx); + result = yaffs_write(h,xx,n); + if(result != n) + printf("Wrote %d, should have been %d\n",result,n); + iterations--; + } + yaffs_close (h); +} + +void verify_file_of_size(const char *fn,int syze) +{ + int h; + int result; + + char xx[200]; + char yy[200]; + int l; + + int iterations = (syze + strlen(fn) -1)/ strlen(fn); + + h = yaffs_open(fn, O_RDONLY, S_IREAD | S_IWRITE); + + while (iterations > 0) + { + sprintf(xx,"%s %8d",fn,iterations); + l = strlen(xx); + + result = yaffs_read(h,yy,l); + yy[l] = 0; + + if(strcmp(xx,yy)){ + printf("=====>>>>> verification of file %s failed near position %lld\n",fn,(long long)yaffs_lseek(h,0,SEEK_CUR)); + } + iterations--; + } + yaffs_close (h); +} + +void create_resized_file_of_size(const char *fn,int syze1,int reSyze, int syze2) +{ + int h; + + int iterations; + + h = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); + + iterations = (syze1 + strlen(fn) -1)/ strlen(fn); + while (iterations > 0) + { + yaffs_write(h,fn,strlen(fn)); + iterations--; + } + + yaffs_ftruncate(h,reSyze); + + yaffs_lseek(h,0,SEEK_SET); + iterations = (syze2 + strlen(fn) -1)/ strlen(fn); + while (iterations > 0) + { + yaffs_write(h,fn,strlen(fn)); + iterations--; + } + + yaffs_close (h); +} + + +void do_some_file_stuff(const char *path) +{ + + char fn[100]; + + sprintf(fn,"%s/%s",path,"f1"); + create_file_of_size(fn,10000); + + sprintf(fn,"%s/%s",path,"fdel"); + create_file_of_size(fn,10000); + yaffs_unlink(fn); + + sprintf(fn,"%s/%s",path,"f2"); + + create_resized_file_of_size(fn,10000,3000,4000); +} + +void yaffs_backward_scan_test(const char *path) +{ + char fn[100]; + + yaffs_StartUp(); + + yaffs_mount(path); + + do_some_file_stuff(path); + + sprintf(fn,"%s/ddd",path); + + yaffs_mkdir(fn,0); + + do_some_file_stuff(fn); + + yaffs_unmount(path); + + yaffs_mount(path); +} + +char xxzz[2000]; + + +void yaffs_device_flush_test(const char *path) +{ + char fn[100]; + int h; + int i; + + yaffs_StartUp(); + + yaffs_mount(path); + + do_some_file_stuff(path); + + // Open and add some data to a few files + for(i = 0; i < 10; i++) { + + sprintf(fn,"%s/ff%d",path,i); + + h = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IWRITE | S_IREAD); + yaffs_write(h,xxzz,2000); + yaffs_write(h,xxzz,2000); + } + yaffs_unmount(path); + + yaffs_mount(path); +} + + + +void short_scan_test(const char *path, int fsize, int niterations) +{ + int i; + char fn[100]; + + sprintf(fn,"%s/%s",path,"f1"); + + yaffs_StartUp(); + for(i = 0; i < niterations; i++) + { + printf("\n*****************\nIteration %d\n",i); + yaffs_mount(path); + printf("\nmount: Directory look-up of %s\n",path); + dumpDir(path); + make_a_file(fn,1,fsize); + yaffs_unmount(path); + } +} + + + +void scan_pattern_test(const char *path, int fsize, int niterations) +{ + int i; + int j; + char fn[3][100]; + int result; + + sprintf(fn[0],"%s/%s",path,"f0"); + sprintf(fn[1],"%s/%s",path,"f1"); + sprintf(fn[2],"%s/%s",path,"f2"); + + yaffs_StartUp(); + + for(i = 0; i < niterations; i++) + { + printf("\n*****************\nIteration %d\n",i); + yaffs_mount(path); + printf("\nmount: Directory look-up of %s\n",path); + dumpDir(path); + for(j = 0; j < 3; j++) + { + result = dump_file_data(fn[j]); + result = check_pattern_file(fn[j]); + make_pattern_file(fn[j],fsize); + result = dump_file_data(fn[j]); + result = check_pattern_file(fn[j]); + } + yaffs_unmount(path); + } +} + +void fill_disk(const char *path,int nfiles) +{ + int h; + int n; + int result; + int f; + + char str[50]; + + for(n = 0; n < nfiles; n++) + { + sprintf(str,"%s/%d",path,n); + + h = yaffs_open(str, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); + + printf("writing file %s handle %d ",str, h); + + while ((result = yaffs_write(h,xx,600)) == 600) + { + f = yaffs_freespace(path); + } + result = yaffs_close(h); + printf(" close %d\n",result); + } +} + +void fill_disk_and_delete(const char *path, int nfiles, int ncycles) +{ + int i,j; + char str[50]; + int result; + + for(i = 0; i < ncycles; i++) + { + printf("@@@@@@@@@@@@@@ cycle %d\n",i); + fill_disk(path,nfiles); + + for(j = 0; j < nfiles; j++) + { + sprintf(str,"%s/%d",path,j); + result = yaffs_unlink(str); + printf("unlinking file %s, result %d\n",str,result); + } + } +} + + +void fill_files(const char *path,int flags, int maxIterations,int siz) +{ + int i; + int j; + char str[50]; + int h; + + i = 0; + + do{ + sprintf(str,"%s/%d",path,i); + h = yaffs_open(str, O_CREAT | O_TRUNC | O_RDWR,S_IREAD | S_IWRITE); + + if(h >= 0) + { + for(j = 0; j < siz; j++) + { + yaffs_write(h,str,1); + } + } + + if( flags & 1) + { + yaffs_unlink(str); + } + i++; + } while(h >= 0 && i < maxIterations); + + if(flags & 2) + { + i = 0; + do{ + sprintf(str,"%s/%d",path,i); + printf("unlink %s\n",str); + i++; + } while(yaffs_unlink(str) >= 0); + } +} + +void leave_unlinked_file(char *path,int maxIterations,int siz) +{ + int i; + char str[50]; + int h; + + i = 0; + + do{ + sprintf(str,"%s/%d",path,i); + printf("create %s\n",str); + h = yaffs_open(str, O_CREAT | O_TRUNC | O_RDWR,S_IREAD | S_IWRITE); + if(h >= 0) + { + yaffs_unlink(str); + } + i++; + } while(h < 0 && i < maxIterations); + + if(h >= 0) + { + for(i = 0; i < siz; i++) + { + yaffs_write(h,str,1); + } + } + + printf("Leaving file %s open\n",str); + +} + +void dumpDirFollow(const char *dname) +{ + yaffs_DIR *d; + yaffs_dirent *de; + struct yaffs_stat s; + char str[100]; + + d = yaffs_opendir(dname); + + if(!d) + { + printf("opendir failed\n"); + } + else + { + while((de = yaffs_readdir(d)) != NULL) + { + sprintf(str,"%s/%s",dname,de->d_name); + + yaffs_stat(str,&s); + + printf("%s ino %d length %d mode %X ",de->d_name,(int)s.st_ino,(int)s.st_size,s.st_mode); + switch(s.st_mode & S_IFMT) + { + case S_IFREG: printf("data file"); break; + case S_IFDIR: printf("directory"); break; + case S_IFLNK: printf("symlink -->"); + if(yaffs_readlink(str,str,100) < 0) + printf("no alias"); + else + printf("\"%s\"",str); + break; + default: printf("unknown"); break; + } + + printf("\n"); + } + + yaffs_closedir(d); + } + printf("\n"); + + printf("Free space in %s is %d\n\n",dname,(int)yaffs_freespace(dname)); + +} + + +void dump_directory_tree_worker(const char *dname,int recursive) +{ + yaffs_DIR *d; + yaffs_dirent *de; + struct yaffs_stat s; + char str[1000]; + + d = yaffs_opendir(dname); + + if(!d) + { + printf("opendir failed\n"); + } + else + { + while((de = yaffs_readdir(d)) != NULL) + { + sprintf(str,"%s/%s",dname,de->d_name); + + yaffs_lstat(str,&s); + + printf("%s inode %d obj %x length %d mode %X ",str,s.st_ino,de->d_dont_use,(int)s.st_size,s.st_mode); + switch(s.st_mode & S_IFMT) + { + case S_IFREG: printf("data file"); break; + case S_IFDIR: printf("directory"); break; + case S_IFLNK: printf("symlink -->"); + if(yaffs_readlink(str,str,100) < 0) + printf("no alias"); + else + printf("\"%s\"",str); + break; + default: printf("unknown"); break; + } + + printf("\n"); + + if((s.st_mode & S_IFMT) == S_IFDIR && recursive) + dump_directory_tree_worker(str,1); + + } + + yaffs_closedir(d); + } + +} + +static void dump_directory_tree(const char *dname) +{ + dump_directory_tree_worker(dname,1); + printf("\n"); + printf("Free space in %s is %d\n\n",dname,(int)yaffs_freespace(dname)); +} + +void dumpDir(const char *dname) +{ dump_directory_tree_worker(dname,0); + printf("\n"); + printf("Free space in %s is %d\n\n",dname,(int)yaffs_freespace(dname)); +} + + +static void PermissionsCheck(const char *path, mode_t tmode, int tflags,int expectedResult) +{ + int fd; + + if(yaffs_chmod(path,tmode)< 0) printf("chmod failed\n"); + + fd = yaffs_open(path,tflags,0); + + if((fd >= 0) != (expectedResult > 0)) + { + printf("Permissions check %x %x %d failed\n",tmode,tflags,expectedResult); + } + else + { + printf("Permissions check %x %x %d OK\n",tmode,tflags,expectedResult); + } + + + yaffs_close(fd); + + +} + +int long_test(int argc, char *argv[]) +{ + + int f; + int r; + char buffer[20]; + + char str[100]; + + int h; + mode_t temp_mode; + struct yaffs_stat ystat; + + yaffs_StartUp(); + + yaffs_mount("/boot"); + yaffs_mount("/data"); + yaffs_mount("/flash"); + yaffs_mount("/ram"); + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + printf("\nDirectory look-up of /data\n"); + dumpDir("/data"); + printf("\nDirectory look-up of /flash\n"); + dumpDir("/flash"); + + //leave_unlinked_file("/flash",20000,0); + //leave_unlinked_file("/data",20000,0); + + leave_unlinked_file("/ram",20,0); + + + f = yaffs_open("/boot/b1", O_RDONLY,0); + + printf("open /boot/b1 readonly, f=%d\n",f); + + f = yaffs_open("/boot/b1", O_CREAT,S_IREAD | S_IWRITE); + + printf("open /boot/b1 O_CREAT, f=%d\n",f); + + + r = yaffs_write(f,"hello",1); + printf("write %d attempted to write to a read-only file\n",r); + + r = yaffs_close(f); + + printf("close %d\n",r); + + f = yaffs_open("/boot/b1", O_RDWR,0); + + printf("open /boot/b1 O_RDWR,f=%d\n",f); + + + r = yaffs_write(f,"hello",2); + printf("write %d attempted to write to a writeable file\n",r); + r = yaffs_write(f,"world",3); + printf("write %d attempted to write to a writeable file\n",r); + + r= yaffs_lseek(f,0,SEEK_END); + printf("seek end %d\n",r); + memset(buffer,0,20); + r = yaffs_read(f,buffer,10); + printf("read %d \"%s\"\n",r,buffer); + r= yaffs_lseek(f,0,SEEK_SET); + printf("seek set %d\n",r); + memset(buffer,0,20); + r = yaffs_read(f,buffer,10); + printf("read %d \"%s\"\n",r,buffer); + memset(buffer,0,20); + r = yaffs_read(f,buffer,10); + printf("read %d \"%s\"\n",r,buffer); + + // Check values reading at end. + // A read past end of file should return 0 for 0 bytes read. + + r= yaffs_lseek(f,0,SEEK_END); + r = yaffs_read(f,buffer,10); + printf("read at end returned %d\n",r); + r= yaffs_lseek(f,500,SEEK_END); + r = yaffs_read(f,buffer,10); + printf("read past end returned %d\n",r); + + r = yaffs_close(f); + + printf("close %d\n",r); + + copy_in_a_file("/boot/yyfile","xxx"); + + // Create a file with a long name + + copy_in_a_file("/boot/file with a long name","xxx"); + + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + + // Check stat + r = yaffs_stat("/boot/file with a long name",&ystat); + + // Check rename + + r = yaffs_rename("/boot/file with a long name","/boot/r1"); + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + + // Check unlink + r = yaffs_unlink("/boot/r1"); + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + + // Check mkdir + + r = yaffs_mkdir("/boot/directory1",0); + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + printf("\nDirectory look-up of /boot/directory1\n"); + dumpDir("/boot/directory1"); + + // add a file to the directory + copy_in_a_file("/boot/directory1/file with a long name","xxx"); + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + printf("\nDirectory look-up of /boot/directory1\n"); + dumpDir("/boot/directory1"); + + // Attempt to delete directory (should fail) + + r = yaffs_rmdir("/boot/directory1"); + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + printf("\nDirectory look-up of /boot/directory1\n"); + dumpDir("/boot/directory1"); + + // Delete file first, then rmdir should work + r = yaffs_unlink("/boot/directory1/file with a long name"); + r = yaffs_rmdir("/boot/directory1"); + + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + printf("\nDirectory look-up of /boot/directory1\n"); + dumpDir("/boot/directory1"); + +#if 0 + fill_disk_and_delete("/boot",20,20); + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); +#endif + + yaffs_symlink("yyfile","/boot/slink"); + + yaffs_readlink("/boot/slink",str,100); + printf("symlink alias is %s\n",str); + + + + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + printf("\nDirectory look-up of /boot (using stat instead of lstat)\n"); + dumpDirFollow("/boot"); + printf("\nDirectory look-up of /boot/directory1\n"); + dumpDir("/boot/directory1"); + + h = yaffs_open("/boot/slink",O_RDWR,0); + + printf("file length is %d\n",(int)yaffs_lseek(h,0,SEEK_END)); + + yaffs_close(h); + + yaffs_unlink("/boot/slink"); + + + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + + // Check chmod + + yaffs_stat("/boot/yyfile",&ystat); + temp_mode = ystat.st_mode; + + yaffs_chmod("/boot/yyfile",0x55555); + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + + yaffs_chmod("/boot/yyfile",temp_mode); + printf("\nDirectory look-up of /boot\n"); + dumpDir("/boot"); + + // Permission checks... + PermissionsCheck("/boot/yyfile",0, O_WRONLY,0); + PermissionsCheck("/boot/yyfile",0, O_RDONLY,0); + PermissionsCheck("/boot/yyfile",0, O_RDWR,0); + + PermissionsCheck("/boot/yyfile",S_IREAD, O_WRONLY,0); + PermissionsCheck("/boot/yyfile",S_IREAD, O_RDONLY,1); + PermissionsCheck("/boot/yyfile",S_IREAD, O_RDWR,0); + + PermissionsCheck("/boot/yyfile",S_IWRITE, O_WRONLY,1); + PermissionsCheck("/boot/yyfile",S_IWRITE, O_RDONLY,0); + PermissionsCheck("/boot/yyfile",S_IWRITE, O_RDWR,0); + + PermissionsCheck("/boot/yyfile",S_IREAD | S_IWRITE, O_WRONLY,1); + PermissionsCheck("/boot/yyfile",S_IREAD | S_IWRITE, O_RDONLY,1); + PermissionsCheck("/boot/yyfile",S_IREAD | S_IWRITE, O_RDWR,1); + + yaffs_chmod("/boot/yyfile",temp_mode); + + //create a zero-length file and unlink it (test for scan bug) + + h = yaffs_open("/boot/zlf",O_CREAT | O_TRUNC | O_RDWR,0); + yaffs_close(h); + + yaffs_unlink("/boot/zlf"); + + + yaffs_DumpDevStruct("/boot"); + + fill_disk_and_delete("/boot",20,20); + + yaffs_DumpDevStruct("/boot"); + + fill_files("/boot",1,10000,0); + fill_files("/boot",1,10000,5000); + fill_files("/boot",2,10000,0); + fill_files("/boot",2,10000,5000); + + leave_unlinked_file("/data",20000,0); + leave_unlinked_file("/data",20000,5000); + leave_unlinked_file("/data",20000,5000); + leave_unlinked_file("/data",20000,5000); + leave_unlinked_file("/data",20000,5000); + leave_unlinked_file("/data",20000,5000); + + yaffs_DumpDevStruct("/boot"); + yaffs_DumpDevStruct("/data"); + + + + return 0; + +} + +int huge_directory_test_on_path(char *path) +{ + + yaffs_DIR *d; + yaffs_dirent *de; + struct yaffs_stat s; + + int f; + int i; + + int total = 0; + int lastTotal = 0; + + char str[100]; + + + yaffs_StartUp(); + + yaffs_mount(path); + + // Create a large number of files + + for(i = 0; i < 2000; i++) + { + sprintf(str,"%s/%d",path,i); + + f = yaffs_open(str,O_CREAT,S_IREAD | S_IWRITE); + yaffs_close(f); + } + + + + d = yaffs_opendir(path); + i = 0; + if (d) { + while((de = yaffs_readdir(d)) != NULL) { + if (total >lastTotal+100*9*1024||(i & 1023)==0){ + printf("files = %d, total = %d\n",i, total); + lastTotal = total; + } + i++; + sprintf(str,"%s/%s",path,de->d_name); + yaffs_lstat(str,&s); + switch(s.st_mode & S_IFMT){ + case S_IFREG: + //printf("data file"); + total += s.st_size; + break; + } + } + + yaffs_closedir(d); + } + + return 0; +} + +int yaffs_scan_test(const char *path) +{ + return 0; +} + + +void rename_over_test(const char *mountpt) +{ + int i; + char a[100]; + char b[100]; + char c[100]; + + sprintf(a,"%s/a",mountpt); + sprintf(b,"%s/b",mountpt); + sprintf(c,"%s/c",mountpt); + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + printf("Existing files\n"); + dumpDirFollow(mountpt); + + + + i = yaffs_open(c,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + printf("File c handle is %d\n",i); + yaffs_close(i); + i = yaffs_open(a,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + yaffs_close(i); + i = yaffs_open(b,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + yaffs_close(i); + yaffs_rename(a,b); // rename over + yaffs_rename(b,a); // rename back again (not renaimng over) + yaffs_rename(a,b); // rename back again (not renaimng over) + + + yaffs_unmount(mountpt); + +} + + +int resize_stress_test(const char *path) +{ + int a,b,i,j; + int x; + int r; + char aname[100]; + char bname[100]; + + char abuffer[1000]; + char bbuffer[1000]; + + yaffs_StartUp(); + + yaffs_mount(path); + + sprintf(aname,"%s%s",path,"/a"); + sprintf(bname,"%s%s",path,"/b"); + + memset(abuffer,'a',1000); + memset(bbuffer,'b',1000); + + a = yaffs_open(aname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + b = yaffs_open(bname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + + printf(" %s %d %s %d\n",aname,a,bname,b); + + x = 0; + + for(j = 0; j < 100; j++) + { + yaffs_lseek(a,0,SEEK_END); + + + for(i = 0; i <20000; i++) + { + //r = yaffs_lseek(b,i,SEEK_SET); + //r = yaffs_write(b,bbuffer,1000); + + if(x & 0x16) + { + // shrink + int syz = yaffs_lseek(a,0,SEEK_END); + + syz -= 500; + if(syz < 0) syz = 0; + yaffs_ftruncate(a,syz); + + } + else + { + //expand + r = yaffs_lseek(a,i * 500,SEEK_SET); + r = yaffs_write(a,abuffer,1000); + } + x++; + + } + } + + return 0; + +} + + +int overwrite_test(const char *path) +{ + char aname[100]; + char bname[100]; + int i; + int j; + int a; + int b; + yaffs_StartUp(); + + yaffs_mount(path); + + sprintf(aname,"%s%s",path,"/a"); + sprintf(bname,"%s%s",path,"/b"); + + b = yaffs_open(bname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + for(j= 0; j < 500; j++){ + yaffs_write(b,bname,100); + a = yaffs_open(aname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + for(i = 0; i < rand() % 20000; i++) + yaffs_write(a,&a,sizeof(a)); + yaffs_close(a); + } + + return 0; + +} + + +int root_perm_remount(const char *path) +{ + struct yaffs_stat s; + + yaffs_StartUp(); + + yaffs_mount(path); + + yaffs_stat(path,&s); + printf("root perms after mount %x\n",s.st_mode); + + yaffs_chmod(path, 0777); + + yaffs_stat(path,&s); + printf("root perms after setting to 0777 is %x\n",s.st_mode); + + yaffs_unmount(path); + + return 0; + +} + + +int resize_stress_test_no_grow_complex(const char *path,int iters) +{ + int a,b,i,j; + int x; + int r; + char aname[100]; + char bname[100]; + + char abuffer[1000]; + char bbuffer[1000]; + + + yaffs_StartUp(); + + yaffs_mount(path); + + sprintf(aname,"%s%s",path,"/a"); + sprintf(bname,"%s%s",path,"/b"); + + memset(abuffer,'a',1000); + memset(bbuffer,'b',1000); + + a = yaffs_open(aname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + b = yaffs_open(bname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + + printf(" %s %d %s %d\n",aname,a,bname,b); + + x = 0; + + for(j = 0; j < iters; j++) + { + yaffs_lseek(a,0,SEEK_END); + + + for(i = 0; i <20000; i++) + { + //r = yaffs_lseek(b,i,SEEK_SET); + //r = yaffs_write(b,bbuffer,1000); + + if(!(x%20)) + { + // shrink + int syz = yaffs_lseek(a,0,SEEK_END); + + while(syz > 4000) + { + + syz -= 2050; + if(syz < 0) syz = 0; + yaffs_ftruncate(a,syz); + syz = yaffs_lseek(a,0,SEEK_END); + printf("shrink to %d\n",syz); + } + + + } + else + { + //expand + r = yaffs_lseek(a,500,SEEK_END); + r = yaffs_write(a,abuffer,1000); + } + x++; + + + } + + printf("file size is %lld\n",(long long)yaffs_lseek(a,0,SEEK_END)); + + } + + return 0; + +} + +int resize_stress_test_no_grow(const char *path,int iters) +{ + int a,b,i,j; + int x; + int r; + char aname[100]; + char bname[100]; + + char abuffer[1000]; + char bbuffer[1000]; + + yaffs_StartUp(); + + yaffs_mount(path); + + sprintf(aname,"%s%s",path,"/a"); + sprintf(bname,"%s%s",path,"/b"); + + memset(abuffer,'a',1000); + memset(bbuffer,'b',1000); + + a = yaffs_open(aname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + b = yaffs_open(bname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + + printf(" %s %d %s %d\n",aname,a,bname,b); + + x = 0; + + for(j = 0; j < iters; j++) + { + yaffs_lseek(a,0,SEEK_END); + + + for(i = 0; i <20000; i++) + { + //r = yaffs_lseek(b,i,SEEK_SET); + //r = yaffs_write(b,bbuffer,1000); + + if(!(x%20)) + { + // shrink + int syz = yaffs_lseek(a,0,SEEK_END); + + while(syz > 4000) + { + + syz -= 2050; + if(syz < 0) syz = 0; + yaffs_ftruncate(a,syz); + syz = yaffs_lseek(a,0,SEEK_END); + printf("shrink to %d\n",syz); + } + + + } + else + { + //expand + r = yaffs_lseek(a,-500,SEEK_END); + r = yaffs_write(a,abuffer,1000); + } + x++; + + + } + printf("file size is %lld\n",(long long)yaffs_lseek(a,0,SEEK_END)); + + } + + return 0; + +} + +int directory_rename_test(void) +{ + int r; + yaffs_StartUp(); + + yaffs_mount("/ram"); + yaffs_mkdir("/ram/a",0); + yaffs_mkdir("/ram/a/b",0); + yaffs_mkdir("/ram/c",0); + + printf("\nDirectory look-up of /ram\n"); + dumpDir("/ram"); + dumpDir("/ram/a"); + dumpDir("/ram/a/b"); + + printf("Do rename (should fail)\n"); + + r = yaffs_rename("/ram/a","/ram/a/b/d"); + printf("\nDirectory look-up of /ram\n"); + dumpDir("/ram"); + dumpDir("/ram/a"); + dumpDir("/ram/a/b"); + + printf("Do rename (should not fail)\n"); + + r = yaffs_rename("/ram/c","/ram/a/b/d"); + printf("\nDirectory look-up of /ram\n"); + dumpDir("/ram"); + dumpDir("/ram/a"); + dumpDir("/ram/a/b"); + + + return 1; + +} + +int cache_read_test(void) +{ + int a,b,c; + int i; + int sizeOfFiles = 500000; + char buffer[100]; + + yaffs_StartUp(); + + yaffs_mount("/boot"); + + make_a_file("/boot/a",'a',sizeOfFiles); + make_a_file("/boot/b",'b',sizeOfFiles); + + a = yaffs_open("/boot/a",O_RDONLY,0); + b = yaffs_open("/boot/b",O_RDONLY,0); + c = yaffs_open("/boot/c", O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); + + do{ + i = sizeOfFiles; + if (i > 100) i = 100; + sizeOfFiles -= i; + yaffs_read(a,buffer,i); + yaffs_read(b,buffer,i); + yaffs_write(c,buffer,i); + } while(sizeOfFiles > 0); + + + + return 1; + +} + +int cache_bypass_bug_test(void) +{ + // This test reporoduces a bug whereby YAFFS caching *was* buypassed + // resulting in erroneous reads after writes. + // This bug has been fixed. + + int a; + char buffer1[1000]; + char buffer2[1000]; + + memset(buffer1,0,sizeof(buffer1)); + memset(buffer2,0,sizeof(buffer2)); + + yaffs_StartUp(); + + yaffs_mount("/boot"); + + // Create a file of 2000 bytes. + make_a_file("/boot/a",'X',2000); + + a = yaffs_open("/boot/a",O_RDWR, S_IREAD | S_IWRITE); + + // Write a short sequence to the file. + // This will go into the cache. + yaffs_lseek(a,0,SEEK_SET); + yaffs_write(a,"abcdefghijklmnopqrstuvwxyz",20); + + // Read a short sequence from the file. + // This will come from the cache. + yaffs_lseek(a,0,SEEK_SET); + yaffs_read(a,buffer1,30); + + // Read a page size sequence from the file. + yaffs_lseek(a,0,SEEK_SET); + yaffs_read(a,buffer2,512); + + printf("buffer 1 %s\n",buffer1); + printf("buffer 2 %s\n",buffer2); + + if(strncmp(buffer1,buffer2,20)) + { + printf("Cache bypass bug detected!!!!!\n"); + } + + + return 1; +} + + +int free_space_check(void) +{ + int f; + + yaffs_StartUp(); + yaffs_mount("/boot"); + fill_disk("/boot/",2); + f = yaffs_freespace("/boot"); + + printf("%d free when disk full\n",f); + return 1; +} + +int truncate_test(void) +{ + int a; + int r; + int i; + int l; + + char y[10]; + + yaffs_StartUp(); + yaffs_mount("/boot"); + + yaffs_unlink("/boot/trunctest"); + + a = yaffs_open("/boot/trunctest", O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + + yaffs_write(a,"abcdefghijklmnopqrstuvwzyz",26); + + yaffs_ftruncate(a,3); + l= yaffs_lseek(a,0,SEEK_END); + + printf("truncated length is %d\n",l); + + yaffs_lseek(a,5,SEEK_SET); + yaffs_write(a,"1",1); + + yaffs_lseek(a,0,SEEK_SET); + + r = yaffs_read(a,y,10); + + printf("read %d bytes:",r); + + for(i = 0; i < r; i++) printf("[%02X]",y[i]); + + printf("\n"); + + return 0; + +} + + + + + +void fill_disk_test(const char *mountpt) +{ + int i; + yaffs_StartUp(); + + for(i = 0; i < 5; i++) + { + yaffs_mount(mountpt); + fill_disk_and_delete(mountpt,100,i+1); + yaffs_unmount(mountpt); + } + +} + + +void fill_files_test(const char *mountpt) +{ + int i; + yaffs_StartUp(); + + for(i = 0; i < 5; i++) + { + yaffs_mount(mountpt); + fill_files(mountpt,2,3,100); + yaffs_unmount(mountpt); + } + +} + +void fill_empty_files_test(const char *mountpt) +{ + int i; + yaffs_StartUp(); + char name[100]; + int result = 0; + + int d,f; + + for(i = 0; i < 5; i++) + { + yaffs_mount(mountpt); + for(d = 0; result >= 0 && d < 1000; d++){ + sprintf(name,"%s/%d",mountpt,d); + result= yaffs_mkdir(name,0); + printf("creating directory %s result %d\n",name,result); + + for(f = 0; result >= 0 && f < 100; f++){ + sprintf(name,"%s/%d/%d",mountpt,d,f); + result= yaffs_open(name,O_CREAT, 0); + yaffs_close(result); + printf("creating file %s result %d\n",name,result); + } + } + yaffs_unmount(mountpt); + } + +} + +void long_name_test(const char *mountpt) +{ + int i; + yaffs_StartUp(); + char fullName[1000]; + char name[300]; + int result = 0; + + int d,f; + + // Make a 256 byte name + memset(name,0,sizeof(name)); + for(i = 0; i < 256; i++) + name[i] = '0' + i % 10; + + sprintf(fullName,"%s/%s",mountpt,name); + + for(i = 0; i < 1; i++) + { + yaffs_mount(mountpt); + + printf("Files at start\n"); + dumpDir(mountpt); + + printf("Creating file %s\n",fullName); + + f = yaffs_open(fullName,O_CREAT | O_RDWR,0); + yaffs_close(f); + + printf("Result %d\n",f); + + printf("Files\n"); + dumpDir(mountpt); + + printf("Deleting %s\n",fullName); + result = yaffs_unlink(fullName); + printf("Result %d\n",result); + + printf("Files\n"); + + dumpDir(mountpt); + + yaffs_unmount(mountpt); + } + +} + + +void lookup_test(const char *mountpt) +{ + int i; + int h; + char a[100]; + + + yaffs_DIR *d; + yaffs_dirent *de; + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + d = yaffs_opendir(mountpt); + + if(!d) + { + printf("opendir failed\n"); + } + else + { + + for(i = 0; (de = yaffs_readdir(d)) != NULL; i++) + { + printf("unlinking %s\n",de->d_name); + yaffs_unlink(de->d_name); + } + + printf("%d files deleted\n",i); + } + + + for(i = 0; i < 2000; i++){ + sprintf(a,"%s/%d",mountpt,i); + h = yaffs_open(a,O_CREAT | O_TRUNC | O_RDWR, 0); + yaffs_close(h); + } + + yaffs_rewinddir(d); + for(i = 0; (de = yaffs_readdir(d)) != NULL; i++) + { + printf("%d %s\n",i,de->d_name); + } + + printf("%d files listed\n\n\n",i); + + yaffs_rewinddir(d); + yaffs_readdir(d); + yaffs_readdir(d); + yaffs_readdir(d); + + for(i = 0; i < 2000; i++){ + sprintf(a,"%s/%d",mountpt,i); + yaffs_unlink(a); + } + + + yaffs_unmount(mountpt); + +} + +void link_test0(const char *mountpt) +{ + int i; + char namea[300]; + char nameb[300]; + int result = 0; + + + yaffs_StartUp(); + yaffs_mount(mountpt); + + + sprintf(namea,"%s/a",mountpt); + sprintf(nameb,"%s/b",mountpt); + + printf("mounted\n"); + dumpDir(mountpt); + + yaffs_unlink(namea); + printf("a unlinked\n"); + dumpDir(mountpt); + + yaffs_unlink(nameb); + printf("b unlinked\n"); + dumpDir(mountpt); + + result = yaffs_open(namea,O_CREAT| O_RDWR,0666); + yaffs_close(result); + printf("a created\n"); + dumpDir(mountpt); + + yaffs_link(namea,nameb); + printf("linked\n"); + dumpDir(mountpt); + yaffs_unlink(namea); + printf("a ulinked\n"); + dumpDir(mountpt); + yaffs_unlink(nameb); + printf("b unlinked\n"); + dumpDir(mountpt); + + yaffs_unmount(mountpt); +} + + +void link_test1(const char *mountpt) +{ + int i; + int h; + char a[100]; + char b[100]; + char c[100]; + + sprintf(a,"%s/aaa",mountpt); + sprintf(b,"%s/bbb",mountpt); + sprintf(c,"%s/ccc",mountpt); + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + + h = yaffs_open(a, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + for(i = 0; i < 100; i++) + yaffs_write(h,a,100); + + yaffs_close(h); + + yaffs_unlink(b); + yaffs_unlink(c); + yaffs_link(a,b); + yaffs_link(a,c); + yaffs_unlink(b); + yaffs_unlink(c); + yaffs_unlink(a); + + + yaffs_unmount(mountpt); + yaffs_mount(mountpt); + + printf("link test done\n"); +} + +void handle_test(const char *mountpt) +{ + int i; + int h; + int cycle; + char a[100]; + + sprintf(a,"%s/aaa",mountpt); + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + for(cycle = 0; cycle < 5; cycle++){ + printf("Start cycle %d\n",cycle); + i = 0; + do { + h = yaffs_open(a, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + printf("%d handle %d\n",i,h); + i++; + } while(h >= 0); + + while(i >= -1) { + yaffs_close(i); + i--; + } + } + + yaffs_unmount(mountpt); +} + +void freespace_test(const char *mountpt) +{ + int i; + int h; + char a[100]; + + int f0; + int f1; + int f2; + int f3; + sprintf(a,"%s/aaa",mountpt); + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + f0 = yaffs_freespace(mountpt); + + h = yaffs_open(a, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + + for(i = 0; i < 100; i++) + yaffs_write(h,a,100); + + yaffs_close(h); + + f1 = yaffs_freespace(mountpt); + + yaffs_unlink(a); + + f2 = yaffs_freespace(mountpt); + + + yaffs_unmount(mountpt); + yaffs_mount(mountpt); + + f3 = yaffs_freespace(mountpt); + + printf("%d\n%d\n%d\n%d\n",f0, f1,f2,f3); + + +} + +void simple_rw_test(const char *mountpt) +{ + int i; + int h; + char a[100]; + + int x; + int result; + + sprintf(a,"%s/aaa",mountpt); + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + yaffs_unlink(a); + + h = yaffs_open(a,O_CREAT| O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + + for(i = 100000;i < 200000; i++){ + result = yaffs_write(h,&i,sizeof(i)); + + if(result != 4) + { + printf("write error\n"); + exit(1); + } + } + + //yaffs_close(h); + + // h = yaffs_open(a,O_RDWR, S_IREAD | S_IWRITE); + + + yaffs_lseek(h,0,SEEK_SET); + + for(i = 100000; i < 200000; i++){ + result = yaffs_read(h,&x,sizeof(x)); + + if(result != 4 || x != i){ + printf("read error %d %x %x\n",i,result,x); + } + } + + printf("Simple rw test passed\n"); + + + +} + + +void scan_deleted_files_test(const char *mountpt) +{ + char fn[100]; + char sub[100]; + + const char *p; + + int i; + int j; + int k; + int h; + + sprintf(sub,"%s/sdir",mountpt); + yaffs_StartUp(); + + for(j = 0; j < 10; j++) + { + printf("\n\n>>>>>>> Run %d <<<<<<<<<<<<<\n\n",j); + yaffs_mount(mountpt); + yaffs_mkdir(sub,0); + + + p = (j & 0) ? mountpt: sub; + + for(i = 0; i < 100; i++) + { + sprintf(fn,"%s/%d",p,i); + + if(i & 1) + { + h = yaffs_open(fn,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + for(k = 0; k < 1000; k++) + yaffs_write(h,fn,100); + yaffs_close(h); + } + else + yaffs_mkdir(fn,0); + } + + for(i = 0; i < 10; i++) + { + sprintf(fn,"%s/%d",p,i); + if(i & 1) + yaffs_unlink(fn); + else + yaffs_rmdir(fn); + + } + + yaffs_unmount(mountpt); + } + + + + +} + + +void write_10k(int h) +{ + int i; + const char *s="0123456789"; + for(i = 0; i < 1000; i++) + yaffs_write(h,s,10); + +} +void write_200k_file(const char *fn, const char *fdel, const char *fdel1) +{ + int h1; + int i; + int offs; + + h1 = yaffs_open(fn, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + + for(i = 0; i < 100000; i+= 10000) + { + write_10k(h1); + } + + offs = yaffs_lseek(h1,0,SEEK_CUR); + if( offs != 100000) + { + printf("Could not write file\n"); + } + + yaffs_unlink(fdel); + for(i = 0; i < 100000; i+= 10000) + { + write_10k(h1); + } + + offs = yaffs_lseek(h1,0,SEEK_CUR); + if( offs != 200000) + { + printf("Could not write file\n"); + } + + yaffs_close(h1); + yaffs_unlink(fdel1); + +} + + +void verify_200k_file(const char *fn) +{ + int h1; + int i; + char x[11]; + const char *s="0123456789"; + int errCount = 0; + + h1 = yaffs_open(fn, O_RDONLY, 0); + + for(i = 0; i < 200000 && errCount < 10; i+= 10) + { + yaffs_read(h1,x,10); + if(strncmp(x,s,10) != 0) + { + printf("File %s verification failed at %d\n",fn,i); + errCount++; + } + } + if(errCount >= 10) + printf("Too many errors... aborted\n"); + + yaffs_close(h1); + +} + + +void check_resize_gc_bug(const char *mountpt) +{ + + char a[30]; + char b[30]; + char c[30]; + + int i; + + sprintf(a,"%s/a",mountpt); + sprintf(b,"%s/b",mountpt); + sprintf(c,"%s/c",mountpt); + + + + + yaffs_StartUp(); + yaffs_mount(mountpt); + yaffs_unlink(a); + yaffs_unlink(b); + + for(i = 0; i < 50; i++) + { + printf("A\n");write_200k_file(a,"",c); + printf("B\n");verify_200k_file(a); + printf("C\n");write_200k_file(b,a,c); + printf("D\n");verify_200k_file(b); + yaffs_unmount(mountpt); + yaffs_mount(mountpt); + printf("E\n");verify_200k_file(a); + printf("F\n");verify_200k_file(b); + } + +} + + +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(); + 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); + + 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); +} + + + +static void print_xattrib_val(const char *path, const char *name) +{ + char buffer[1000]; + int n; + + n = yaffs_getxattr(path,name,buffer,sizeof(buffer)); + if(n >= 0){ + __u8 *b = (__u8 *)buffer; + + printf("%d bytes:",n); + if(n > 10) + n = 10; + while(n > 0){ + printf("[%02X]",*b); + b++; + n--; + } + printf("\n"); + } else + printf(" Novalue result %d\n",n); +} + +static void list_xattr(const char *path) +{ + char list[1000]; + int n=0; + int list_len; + int len; + + list_len = yaffs_listxattr(path,list,sizeof(list)); + printf("xattribs for %s, result is %d\n",path,list_len); + while(n < list_len){ + len = strlen(list + n); + printf("\"%s\" value ",list+n); + print_xattrib_val(path,list + n); + n += (len + 1); + } + printf("end\n"); +} + +void basic_xattr_test(const char *mountpt) +{ + char name[100]; + int h; + int result; + int val1; + int valread; + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + strcpy(name,mountpt); + strcat(name,"/"); + strcat(name,"xfile"); + + yaffs_unlink(name); + h = yaffs_open(name,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + yaffs_close(h); + + printf("Start\n"); + list_xattr(name); + + printf("Add an attribute\n"); + val1 = 0x123456; + result = yaffs_setxattr(name,"foo",&val1,sizeof(val1),0); + printf("wrote attribute foo: result %d\n",result); + list_xattr(name); + printf("Add an attribute\n"); + val1 = 0x7890; + result = yaffs_setxattr(name,"bar",&val1,sizeof(val1),0); + printf("wrote attribute bar: result %d\n",result); + list_xattr(name); + + printf("Get non-existanrt attribute\n"); + print_xattrib_val(name,"not here"); + + printf("Delete non existing attribute\n"); + yaffs_removexattr(name,"not here"); + list_xattr(name); + + printf("Remove foo\n"); + yaffs_removexattr(name,"foo"); + list_xattr(name); + + printf("Remove bar\n"); + yaffs_removexattr(name,"bar"); + list_xattr(name); + +} + +void big_xattr_test(const char *mountpt) +{ + char name[100]; + int h; + int result; + char val[1000]; + char valread[1000]; + + yaffs_StartUp(); + + yaffs_mount(mountpt); + + strcpy(name,mountpt); + strcat(name,"/"); + strcat(name,"xfile"); + + yaffs_unlink(name); + h = yaffs_open(name,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); + yaffs_close(h); + + printf("Start\n"); + list_xattr(name); + + printf("Add a large attribute\n"); + memset(val,0x1,sizeof(val)); + result = yaffs_setxattr(name,"aaa",val,200,0); + printf("wrote attribute aaa: result %d\n",result); + list_xattr(name); + + printf("Add a large attribute\n"); + memset(val,0x2,sizeof(val)); + result = yaffs_setxattr(name,"bbb",val,1000,0); + printf("wrote attribute bbb: result %d\n",result); + list_xattr(name); + + printf("Replace attribute\n"); + memset(val,0x3,sizeof(val)); + result = yaffs_setxattr(name,"aaa",val,1000,0); + printf("wrote attribute aaa: result %d\n",result); + list_xattr(name); + +} + + +int random_seed; +int simulate_power_failure; + +int main(int argc, char *argv[]) +{ + random_seed = time(NULL); + //return long_test(argc,argv); + + //return cache_read_test(); + + // resize_stress_test_no_grow("/flash/flash",20); + //root_perm_remount("/flash/flash"); + + //huge_directory_test_on_path("/ram2k"); + + //yaffs_backward_scan_test("/flash/flash"); + // yaffs_device_flush_test("/flash/flash"); + + //rename_over_test("//////////////////flash///////////////////yaffs1///////////"); + + //fill_empty_files_test("/yaffs2/"); + //resize_stress_test("/yaffs2"); + //overwrite_test("/yaffs2"); + + //long_name_test("/yaffs2"); + //link_test0("/yaffs2"); + //link_test1("yaffs2"); + //scan_pattern_test("/flash",10000,10); + //short_scan_test("/flash/flash",40000,200); + //small_mount_test("/flash/flash",1000); + //small_overwrite_test("/flash/flash",1000); + //seek_overwrite_test("/flash/flash",1000); + //checkpoint_fill_test("/flash/flash",20); + //checkpoint_upgrade_test("/flash/flash",20); + //small_overwrite_test("/flash/flash",1000); + //checkpoint_fill_test("/flash/flash",20); + // random_small_file_test("/flash/flash",10000); + // huge_array_test("/flash/flash",10); + + + // handle_test("yaffs2/"); + + //long_test_on_path("/ram2k"); + // long_test_on_path("/flash"); + //simple_rw_test("/flash/flash"); + //fill_disk_test("/flash/flash"); + // rename_over_test("/flash"); + //lookup_test("/flash"); + //freespace_test("/flash/flash"); + + //link_test("/flash/flash"); + + + + + // cache_bypass_bug_test(); + + //free_space_check(); + + //check_resize_gc_bug("/flash"); + + basic_xattr_test("/yaffs2"); + big_xattr_test("/yaffs2"); + + return 0; + +}