*** empty log message ***

[yaffs/.git] / direct / dtest.c

diff --git a/direct/dtest.c b/direct/dtest.c
index 7360584906bccd30a3511a7aa47221da98308dda..965d808e113b8b1425ca2e6cd89a36133d07e05b 100644 (file)
--- a/direct/dtest.c
+++ b/direct/dtest.c
@@ -81,6 +81,78 @@ void fill_disk_and_delete(char *path, int nfiles, int ncycles)
        }
 }
 
+
+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;
@@ -212,15 +284,28 @@ int main(int argc, char *argv[])
        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,0);
+       f = yaffs_open("/boot/b1", O_CREAT,S_IREAD | S_IWRITE);
        
        printf("open /boot/b1 O_CREAT, f=%d\n",f);
        
@@ -242,12 +327,12 @@ int main(int argc, char *argv[])
        r = yaffs_write(f,"world",3);
        printf("write %d attempted to write to a writeable file\n",r);
        
-       r= yaffs_lseek(f,SEEK_END,0);
+       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,SEEK_SET,0);
+       r= yaffs_lseek(f,0,SEEK_SET);
        printf("seek set %d\n",r);
        memset(buffer,0,20);
        r = yaffs_read(f,buffer,10);
@@ -255,7 +340,16 @@ int main(int argc, char *argv[])
        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);
        
@@ -402,6 +496,22 @@ int main(int argc, char *argv[])
        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;