+/*
+* Test code for the "direct" interface.
+*/
+
+
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#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 && ok; 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;
+}
+
+
+
+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 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 = check_pattern_file(fn[j]);
+ make_pattern_file(fn[j],fsize);
+ result = check_pattern_file(fn[j]);
+ }
+ yaffs_unmount(path);
+ }
+}
+
+void fill_disk(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("/boot");
+ }
+ result = yaffs_close(h);
+ printf(" close %d\n",result);
+ }
+}
+
+void fill_disk_and_delete(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(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);
+ yaffs_close(h);
+
+ 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 length %d mode %X ",de->d_name,(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 dumpDir(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_lstat(str,&s);
+
+ printf("%s length %d mode %X ",de->d_name,(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));
+
+}
+
+
+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 long_test_on_path(char *path)
+{
+
+ int f;
+ int r;
+ char buffer[20];
+
+ char str[100];
+ char name[100];
+ char name2[100];
+
+ int h;
+ mode_t temp_mode;
+ struct yaffs_stat ystat;
+
+ yaffs_StartUp();
+
+ yaffs_mount(path);
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+
+ //leave_unlinked_file("/flash",20000,0);
+ //leave_unlinked_file("/data",20000,0);
+
+ leave_unlinked_file(path,20,0);
+
+
+ sprintf(name,"%s/%s",path,"b1");
+ f = yaffs_open(name, O_RDONLY,0);
+
+ printf("open %s readonly, f=%d\n",name,f);
+
+ f = yaffs_open(name, O_CREAT,S_IREAD | S_IWRITE);
+
+ printf("open %s O_CREAT, f=%d\n",name,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(name, O_RDWR,0);
+
+ printf("open %s O_RDWR,f=%d\n",name,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);
+
+ sprintf(name,"%s/%s",path,"yyfile");
+ copy_in_a_file(name,"xxx");
+
+ // Create a file with a long name
+ sprintf(name,"%s/%s",path,"file with a long name");
+ copy_in_a_file(name,"xxx");
+
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+
+ // Check stat
+ r = yaffs_stat(name,&ystat);
+
+ // Check rename
+ sprintf(name2,"%s/%s",path,"r1");
+ r = yaffs_rename(name,name2);
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+
+ // Check unlink
+ r = yaffs_unlink(name2);
+
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+
+ // Check mkdir
+
+ sprintf(name,"%s/%s",path,"directory1");
+ r = yaffs_mkdir(name,0);
+
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+ printf("\nDirectory look-up of %s\n",name);
+ dumpDir(name);
+
+ // add a file to the directory
+ sprintf(name2,"%s/%s",name,"/file in dir with a long name");
+ copy_in_a_file(name2,"xxx");
+
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+ printf("\nDirectory look-up of %s\n",name);
+ dumpDir(name);
+
+ // Attempt to delete directory (should fail)
+
+ r = yaffs_rmdir(name);
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+ printf("\nDirectory look-up of %s\n",name);
+ dumpDir(name);
+
+ yaffs_unmount(path);
+
+ return 0;
+ // Delete file first, then rmdir should work
+ r = yaffs_unlink(name2);
+ r = yaffs_rmdir(name);
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+ printf("\nDirectory look-up of %s\n",name);
+ dumpDir(name);
+
+#if 0
+ fill_disk_and_delete(path,20,20);
+
+ printf("\nDirectory look-up of %s\n",path);
+ dumpDir(path);
+#endif
+
+ yaffs_unmount(path);
+
+ return 0;
+
+ 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",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 yaffs_scan_test(const char *path)
+{
+}
+
+
+
+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_truncate(a,syz);
+
+ }
+ else
+ {
+ //expand
+ r = yaffs_lseek(a,i * 500,SEEK_SET);
+ r = yaffs_write(a,abuffer,1000);
+ }
+ x++;
+
+ }
+ }
+
+ 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_truncate(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 %d\n",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_truncate(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 %d\n",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;
+ int i;
+ 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_truncate(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;
+
+}
+
+
+int main(int argc, char *argv[])
+{
+ //return long_test(argc,argv);
+
+ //return cache_read_test();
+
+ //return resize_stress_test_no_grow("/flash",2);
+
+
+
+ scan_pattern_test("/boot",40000,10);
+ //short_scan_test("/flash",40000,200);
+ return 0;
+
+ long_test_on_path("/flash");
+ long_test_on_path("/flash");
+
+ // cache_bypass_bug_test();
+
+ free_space_check();
+
+ return 0;
+
+}