--- /dev/null
+# Makefile for YAFFS direct stress tests
+#
+#
+# YAFFS: Yet another Flash File System. A NAND-flash specific file system.
+#
+# Copyright (C) 2003-2010 Aleph One Ltd.
+#
+#
+# Created by Charles Manning <charles@aleph1.co.uk>
+#
+# 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.
+#
+# NB Warning this Makefile does not include header dependencies.
+#
+# $Id: Makefile,v 1.7 2010-02-25 22:34:47 charles Exp $
+
+#EXTRA_COMPILE_FLAGS = -DYAFFS_IGNORE_TAGS_ECC
+
+CFLAGS = -DCONFIG_YAFFS_DIRECT -DCONFIG_YAFFS_SHORT_NAMES_IN_RAM -DCONFIG_YAFFS_YAFFS2
+CFLAGS += -DCONFIG_YAFFS_PROVIDE_DEFS -DCONFIG_YAFFSFS_PROVIDE_VALUES
+CFLAGS += -Wall -g $(EXTRA_COMPILE_FLAGS) -Wstrict-aliasing
+#CFLAGS += -fno-strict-aliasing
+CFLAGS += -O0
+CFLAGS += -Wextra -Wpointer-arith
+#CFLAGS += -DCONFIG_YAFFS_VALGRIND_TEST
+
+#CFLAGS+= -Wshadow -Wpointer-arith -Wwrite-strings -Wstrict-prototypes -Wmissing-declarations
+#CFLAGS+= -Wmissing-prototypes -Wredundant-decls -Wnested-externs -Winline
+
+
+COMMONTESTOBJS = yaffscfg2k.o yaffs_ecc.o yaffs_fileem.o yaffs_fileem2k.o yaffsfs.o yaffs_guts.o \
+ yaffs_packedtags1.o yaffs_ramdisk.o yaffs_ramem2k.o \
+ yaffs_tagscompat.o yaffs_packedtags2.o yaffs_tagsvalidity.o yaffs_nand.o \
+ yaffs_checkptrw.o yaffs_qsort.o\
+ yaffs_nameval.o \
+ yaffs_norif1.o ynorsim.o \
+ yaffs_allocator.o \
+ yaffs_bitmap.o \
+ yaffs_yaffs1.o \
+ yaffs_yaffs2.o \
+ yaffs_verify.o
+
+# yaffs_checkptrwtest.o\
+
+YAFFSTESTOBJS = $(COMMONTESTOBJS) yaffs_tester.o message_buffer.o error_handler.o
+
+
+ALLOBJS = $(sort $(YAFFSTESTOBJS))
+
+YAFFSSYMLINKS = devextras.h yaffs_ecc.c yaffs_ecc.h yaffs_guts.c yaffs_guts.h yaffsinterface.h yportenv.h yaffs_tagscompat.c yaffs_tagscompat.h \
+ yaffs_packedtags1.c yaffs_packedtags1.h yaffs_packedtags2.c yaffs_packedtags2.h yaffs_nandemul2k.h \
+ yaffs_nand.c yaffs_nand.h yaffs_getblockinfo.h yaffs_list.h \
+ yaffs_tagsvalidity.c yaffs_tagsvalidity.h yaffs_checkptrw.h yaffs_checkptrw.c \
+ yaffs_nameval.c yaffs_nameval.h \
+ yaffs_qsort.c yaffs_qsort.h yaffs_trace.h \
+ yaffs_allocator.c yaffs_allocator.h \
+ yaffs_yaffs1.c yaffs_yaffs1.h \
+ yaffs_yaffs2.c yaffs_yaffs2.h \
+ yaffs_bitmap.c yaffs_bitmap.h \
+ yaffs_verify.c yaffs_verify.h
+
+YAFFSDIRECTSYMLINKS = yaffsfs.c yaffs_flashif.h yaffs_flashif2.h\
+ yaffsfs.h yaffs_malloc.h ydirectenv.h \
+ yaffs_flashif.c yaffscfg.h \
+ yaffs_nandif.c yaffs_nandif.h
+
+
+DIRECTEXTRASYMLINKS = yaffscfg2k.c yaffs_fileem2k.c yaffs_fileem2k.h\
+ yaffs_fileem.c yaffs_norif1.c yaffs_norif1.h \
+ yaffs_ramdisk.c yaffs_ramdisk.h yaffs_ramem2k.c \
+ ynorsim.h ynorsim.c
+
+SYMLINKS = $(YAFFSSYMLINKS) $(YAFFSDIRECTSYMLINKS) $(DIRECTEXTRASYMLINKS)
+#all: directtest2k boottest
+
+all: yaffs_tester
+
+$(ALLOBJS): %.o: %.c
+ gcc -c $(CFLAGS) -o $@ $<
+
+
+$(YAFFSSYMLINKS):
+ ln -s ../../../$@ $@
+
+$(YAFFSDIRECTSYMLINKS):
+ ln -s ../../$@ $@
+
+$(DIRECTEXTRASYMLINKS):
+ ln -s ../../basic-test/$@ $@
+
+
+yaffs_tester: $(SYMLINKS) $(YAFFSTESTOBJS)
+ gcc $(CFLLAG) -o $@ $(YAFFSTESTOBJS)
+
+
+
+
+
+
+clean:
+ rm -f yaffs_tester $(ALLOBJS) core $(SYMLINKS) log.txt
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * error_handler.c contains code for checking yaffs function calls for errors.
+ */
+#include "error_handler.h"
+
+
+typedef struct error_codes_template {
+ int code;
+ char * text;
+}error_entry;
+
+const error_entry error_list[] = {
+ { ENOMEM , "ENOMEM" },
+ { EBUSY , "EBUSY"},
+ { ENODEV , "ENODEV"},
+ { EINVAL , "EINVAL"},
+ { EBADF , "EBADF"},
+ { EACCES , "EACCES"},
+ { EXDEV , "EXDEV" },
+ { ENOENT , "ENOENT"},
+ { ENOSPC , "ENOSPC"},
+ { ERANGE , "ERANGE"},
+ { ENODATA, "ENODATA"},
+ { ENOTEMPTY, "ENOTEMPTY"},
+ { ENAMETOOLONG,"ENAMETOOLONG"},
+ { ENOMEM , "ENOMEM"},
+ { EEXIST , "EEXIST"},
+ { ENOTDIR , "ENOTDIR"},
+ { EISDIR , "EISDIR"},
+ { 0, NULL }
+};
+
+const char * error_to_str(int err)
+{
+ error_entry *e = error_list;
+ if (err < 0)
+ err = -err;
+ while(e->code && e->text){
+ if(err == e->code)
+ return e->text;
+ e++;
+ }
+ return "Unknown error code";
+}
+
+void yaffs_check_for_errors(char output, buffer *message_buffer,char error_message[],char success_message[]){
+ char dummy[10];
+ unsigned int x=0;
+ int yaffs_error=-1;
+ char error_found=0;
+ if (output==-1)
+ {
+ add_to_buffer(message_buffer, "\nerror##########",MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, error_message,MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, "error_code: ",MESSAGE_LEVEL_ERROR,PRINT);
+ yaffs_error=yaffs_get_error();
+ if (MESSAGE_LEVEL_ERROR<=DEBUG_LEVEL) printf("%d\n",yaffs_error); /*cannot yet add int types to buffer. this is a quick fix*/
+ add_to_buffer(message_buffer, error_to_str(yaffs_error),MESSAGE_LEVEL_ERROR,NPRINT);
+ append_to_buffer(message_buffer, "\n\n",MESSAGE_LEVEL_ERROR,PRINT);
+ exit(1);
+ //scanf("%c",dummy); /*this line causes a segmentation fault. Need a better way of waiting for a key press*/
+ //print_buffer(message_buffer,PRINT_ALL);
+
+ }
+ else{
+ add_to_buffer(message_buffer, success_message,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ }
+}
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __error_handler_h__
+#define __error_handler_h__
+#include <stdio.h>
+#include "message_buffer.h"
+#include "yaffsfs.h"
+#define DEBUG_LEVEL 5 /*set the debug level. this is used to display the relevent debug messages*/
+void yaffs_check_for_errors(char output, buffer *message_buffer, char error_message[], char success_message[]);
+#endif
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * message_buffer.c contains code for a message buffer .
+ */
+
+#include "message_buffer.h"
+
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print){
+ FILE *log_handle;
+
+ if (append==APPEND_MESSAGE){ /* append current message*/
+ strncat(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH);
+ }
+ else {
+
+ /*move the head up one. the head always points at the last written data*/
+ p_Buffer->head++;
+
+ /*printf("p_Buffer->tail=%d\n",p_Buffer->tail);*/
+ /*printf("p_Buffer->head=%d\n",p_Buffer->head);*/
+ if (p_Buffer->head >=BUFFER_SIZE-1) {
+ /*printf("buffer overflow\n");*/
+ p_Buffer->head -= (BUFFER_SIZE-1); /*wrap the head around the buffer*/
+ /*printf("new p_Buffer->head=%d\n",p_Buffer->head);*/
+ }
+ /*if the buffer is full then delete last entry by moving the tail*/
+ if (p_Buffer->head==p_Buffer->tail){
+ /*printf("moving buffer tail from %d to ",p_Buffer->tail);*/
+ p_Buffer->tail++;
+ if (p_Buffer->tail >=BUFFER_SIZE) p_Buffer->tail -= BUFFER_SIZE;/*wrap the tail around the buffer*/
+ /*printf("%d\n",p_Buffer->tail);*/
+
+ }
+
+ p_Buffer->message_level[p_Buffer->head]=message_level; /*copy the message level*/
+ strncpy(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH); /*copy the message*/
+ /*printf("copied %s into p_Buffer->message[p_Buffer->head]: %s\n",message,p_Buffer->message[p_Buffer->head]);
+ printf("extra %s\n",p_Buffer->message[p_Buffer->head]);*/
+ }
+ if ((p_Buffer->message_level[p_Buffer->head]<=DEBUG_LEVEL)&& (print==PRINT)){
+ /*printf("printing buffer 1\n");
+ // the print buffer function is not working this is just a quick fix
+ print_buffer(p_Buffer,1); //if the debug level is higher enough then print the new message
+ */
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ log_handle=fopen(LOG_FILE,"a");
+ if (log_handle!=NULL){
+ fputs(p_Buffer->message[p_Buffer->head],log_handle);
+ fputs("\n",log_handle);
+ fclose(log_handle);
+ }
+ }
+}
+
+
+
+void print_buffer(buffer *p_Buffer, int number_of_messages_to_print){
+ int x=0;
+ int i=0;
+ printf("print buffer\n");
+ printf("buffer head:%d\n",p_Buffer->head);
+ printf("buffer tail:%d\n",p_Buffer->tail);
+
+ if (number_of_messages_to_print==PRINT_ALL) number_of_messages_to_print=BUFFER_SIZE;
+// printf("number_of_messages_to_print=%d\n",number_of_messages_to_print);
+ for (i=0,x=0; (x>=p_Buffer->tail) && (i<number_of_messages_to_print); i++, x--){
+// printf("printing buffer\n");
+// printf("x:%d\n",x);
+ if (x<0) x = BUFFER_SIZE-1; /*wrap x around buffer*/
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ printf("printed buffer\n");
+ }
+
+}
+
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __message_buffer__
+#define __message_buffer__
+
+#include <stdio.h>
+#include <string.h>
+#define PRINT 1
+#define NPRINT 0
+#define APPEND_MESSAGE 1
+#define DO_NOT_APPEND_MESSAGE 0
+#define PRINT_ALL -1 /*this is used to print all of the messages in a buffer*/
+#define BUFFER_MESSAGE_LENGTH 60 /*number of char in message*/
+#define BUFFER_SIZE 50 /*number of messages in buffer*/
+#define MESSAGE_LEVEL_ERROR 0
+#define MESSAGE_LEVEL_BASIC_TASKS 1
+
+#define LOG_FILE "log.txt"
+typedef struct buffer_template{
+ char message[BUFFER_SIZE][BUFFER_MESSAGE_LENGTH];
+ int head;
+ int tail;
+ char message_level[BUFFER_SIZE];
+}buffer;
+#include "error_handler.h" /*include this for the debug level*/
+
+
+void print_buffer(buffer *p_Buffer,int number_of_messages_to_print); /*print messages in the buffer*/
+/*wrapper functions for add_to_buffer_root_function*/
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print);
+#endif
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * yaffs_tester.c designed to stress test yaffs2 direct.
+ */
+
+
+#include "yaffs_tester.h"
+
+
+
+int random_seed;
+int simulate_power_failure = 0;
+
+
+buffer message_buffer; /*create message_buffer */
+
+
+struct handle_regster{
+ int handle[MAX_NUMBER_OF_OPENED_HANDLES];
+ char path[MAX_NUMBER_OF_OPENED_HANDLES][100];
+ int number_of_open_handles;
+};
+
+
+int main(int argc, char *argv[]){
+ char yaffs_test_dir[] ="/yaffs2/test_dir"; /*the path to the directory where all of the testing will take place*/
+ char yaffs_mount_dir[]="/yaffs2/"; /*the path to the mount point which yaffs will mount*/
+
+ init(yaffs_test_dir,yaffs_mount_dir,argc,argv);
+ test(yaffs_test_dir);
+ yaffs_unmount(yaffs_mount_dir);
+ return 0;
+}
+
+
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]){
+ char output=0;
+ int x=0;
+ int seed=-1;
+ FILE *log_handle;
+ /*these variables are already set to zero, but it is better not to take chances*/
+ message_buffer.head=0;
+ message_buffer.tail=0;
+
+
+ log_handle=fopen(LOG_FILE,"w");
+ if (log_handle!=NULL){
+ fputs("log file for yaffs tester\n",log_handle);
+ fclose(log_handle);
+ }
+ add_to_buffer(&message_buffer,"welcome to the yaffs tester",MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+ yaffs_start_up();
+ yaffs_mount(yaffs_mount_dir);
+ for (x=0;x<argc;x++){
+// add_to_buffer(&message_buffer,"argv ",MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+// add_to_buffer(&message_buffer,argv[x],MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if (strcmp("-seed",argv[x])==0){ /*warning only compares the length of the strings, quick fix*/
+ seed= atoi(argv[x+1]);
+ /*add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,"\n",MESSAGE_LEVEL_BASIC_TASKS,PRINT);*/
+ }
+ }
+ if (seed==-1){
+ seed=time(NULL);
+ srand(seed);
+ }
+ else {
+ srand(seed);
+ }
+ add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+
+ if (yaffs_access(yaffs_test_dir,0)) /* if the test folder does not exist then create it */
+ {
+ add_to_buffer(&message_buffer,"creating dir: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,yaffs_test_dir,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_mkdir(yaffs_test_dir,S_IREAD | S_IWRITE);
+ yaffs_check_for_errors(output, &message_buffer,"could not create dir","created dir\n\n");
+ }
+
+}
+void join_paths(char *path1,char *path2,char *new_path ){
+
+/* printf("strlen path1:%d\n",strlen(path1));
+ printf("strlen path2:%d\n",strlen(path2));
+ printf("path1; %s\n",path1);
+*/
+ add_to_buffer(&message_buffer, "joining paths:",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path1,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, " and ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, path2,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if ( (path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]!='/') {
+ /*paths are compatiable. concatanate them. note -2 is because of \0*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]=='/') {
+ /*paths are compatiable. concatanate them*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]!='/') {
+ /*need to add a "/". */
+ strcat(new_path,path1);
+ strcat(new_path,"/");
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strcat("/\0",path2)));
+
+#if 0
+ copy_array(path1,new_path,0,0);
+ copy_array('\0',new_path,0,(sizeof(path1)/sizeof(char)));
+ copy_array(path2,new_path,0,(sizeof(path1)/sizeof(char))+1);
+ old method now trying to use copy_array
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))+1];
+ for (x=0;x<=(sizeof(path1)/sizeof(char))-1;x++){
+ new_path[x]=path1[x];
+ }
+ new_path[x+1]='/';
+ for (x=(sizeof(path1)/sizeof(char)) ,i=0 ;i<=(sizeof(path2)/sizeof(char));x++,i++){
+ new_path[x]=path2[i];
+ }
+#endif
+
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]=='/') {
+ /*need to remove a "/". */
+ /*yaffs does not mind the extra slash. */
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))-1];
+
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strncat("",path2,(sizeof(path1)/sizeof(char))-1)));
+ //return new_path;
+ }
+ else{
+ //error
+ //return -1;
+ }
+}
+
+
+
+void test(char*yaffs_test_dir){
+ struct yaffs_stat stat;
+ int output=0;
+ char name[MAX_FILE_NAME_SIZE+3 ]="apple\0";
+ char path[MAX_FILE_NAME_SIZE];
+ struct handle_regster open_handles_array;
+ //int handle_pointers[MAX_NUMBER_OF_OPENED_HANDLES];
+ //int number_of_opened_handles=0;
+ int x=0;
+ join_paths(yaffs_test_dir,name,path);
+
+ open_handles_array.number_of_open_handles=0;
+ for (x=0;x<MAX_NUMBER_OF_OPENED_HANDLES;x++){
+ open_handles_array.handle[x]=-1;
+ open_handles_array.path[x][0]='\0';
+
+ }
+ while(1)
+ {
+ path[0]='\0';// this should clear the path
+ add_to_buffer(&message_buffer,"number of opened handles: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,open_handles_array.number_of_open_handles,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if (open_handles_array.number_of_open_handles<MAX_NUMBER_OF_OPENED_HANDLES)
+ {
+ generate_random_string(name);
+ join_paths(yaffs_test_dir,name,path);
+ add_to_buffer(&message_buffer,"trying to open file: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if (yaffs_access(path,0)==0){
+ /*if the file already exists then stat the file*/
+ add_to_buffer(&message_buffer,"file exists, trying to stat the file ",MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_lstat(path,&stat);
+ yaffs_check_for_errors(output, &message_buffer,"failed to stat file","statted file");
+ //stat.st_ino,(int)stat.st_size,stat.st_mode
+ add_to_buffer(&message_buffer,"yaffs inode: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,stat.st_ino,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer," file size: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,(int)stat.st_size,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer," file mode: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,stat.st_mode,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ }
+ else {
+ add_to_buffer(&message_buffer,"file does not exists, creating file",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ }
+
+ output=yaffs_open(path,O_CREAT | O_TRUNC| O_RDWR, S_IREAD | S_IWRITE);
+ x=rand() % (MAX_NUMBER_OF_OPENED_HANDLES-1); //set x to a random handle
+ add_to_buffer(&message_buffer,"handle array id ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,x,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+
+ //for (x=0;handle_pointers[x]!=NULL;x++){}
+ open_handles_array.handle[x]=output;
+ open_handles_array.path[x][0]='\0';
+ strcat(open_handles_array.path[x],path);
+ add_to_buffer(&message_buffer,"yaffs handle: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,output,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ add_to_buffer(&message_buffer,"stored handle: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,open_handles_array.handle[x],MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ //yaffs_open will return a null pointer if it cannot open a file. check for errors will not work.
+ yaffs_check_for_errors(output, &message_buffer,"failed to open file","opened file");
+ open_handles_array.number_of_open_handles++;
+ }
+ else{ /*run out of space on the handle pointer array*/
+ /*make space*/
+ while (open_handles_array.handle[x]==-1){
+ x=rand() % MAX_NUMBER_OF_OPENED_HANDLES-1;
+ }
+ add_to_buffer(&message_buffer,"trying to close file: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,open_handles_array.path[x],MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ add_to_buffer(&message_buffer,"file handle: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,open_handles_array.handle[x],MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+
+ output=yaffs_close(open_handles_array.handle[x]);
+
+ if (output==-1) yaffs_check_for_errors(output, &message_buffer,"failed to close file","closed file");
+ else {
+ yaffs_check_for_errors(output, &message_buffer,"failed to close file","closed file");
+ open_handles_array.handle[x]=-1;
+ open_handles_array.path[x][0]='\0';
+ open_handles_array.number_of_open_handles--;
+ }
+ }
+ }
+}
+void generate_random_string(char *ptr){
+ unsigned int x;
+ unsigned int length=((rand() %MAX_FILE_NAME_SIZE)+1); /*creates a int with the number of charecters been between 1 and 51*/
+ char letter='\0';
+
+ //printf("generating string\n");
+ //printf("string length is %d\n",length);
+ for (x=0; x <= (length-2) &&length>2 ; x++)
+ {
+ //printf("x=%d\n",x);
+ /* keep generating a charecter until the charecter is legal*/
+ while((letter=='\0' )||(letter=='/')||(letter=='\\')){
+ letter=(rand() % 126-32)+32; /*generate a number between 32 and 126 and uses it as a charecter (letter) */
+ }
+ ptr[x]=letter;
+ //printf("charecter generated is %c\n",ptr[x]);
+ }
+ ptr[x+1]='\0'; /*adds NULL charecter to turn it into a string*/
+
+}
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __YAFFS_TESTER_H__
+ #define __YAFFS_TESTER_H__
+
+#include <string.h>
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+
+#include "yaffsfs.h" /* it is in "yaffs2/direct/" link it in the Makefile */
+#include "message_buffer.h"
+#include "error_handler.h"
+
+#define MAX_NUMBER_OF_OPENED_HANDLES 50
+#define MAX_FILE_NAME_SIZE 51
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]); /*sets up yaffs and mounts yaffs */
+void test(char *yaffs_test_dir); /*contains the test code*/
+void generate_random_string(char *ptr); /*generates a random string of letters to be used for a name*/
+void join_paths(char *path1,char *path2,char *newpath );
+void copy_array(char *from,char *to, unsigned int from_offset,unsigned int to_offset);
+#endif
--- /dev/null
+# Makefile for YAFFS direct stress tests
+#
+#
+# YAFFS: Yet another Flash File System. A NAND-flash specific file system.
+#
+# Copyright (C) 2003-2010 Aleph One Ltd.
+#
+#
+# Created by Charles Manning <charles@aleph1.co.uk>
+#
+# 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.
+#
+# NB Warning this Makefile does not include header dependencies.
+#
+# $Id: Makefile,v 1.7 2010-02-25 22:34:47 charles Exp $
+
+#EXTRA_COMPILE_FLAGS = -DYAFFS_IGNORE_TAGS_ECC
+
+CFLAGS = -DCONFIG_YAFFS_DIRECT -DCONFIG_YAFFS_SHORT_NAMES_IN_RAM -DCONFIG_YAFFS_YAFFS2
+CFLAGS += -DCONFIG_YAFFS_PROVIDE_DEFS -DCONFIG_YAFFSFS_PROVIDE_VALUES
+CFLAGS += -Wall -g $(EXTRA_COMPILE_FLAGS) -Wstrict-aliasing
+#CFLAGS += -fno-strict-aliasing
+CFLAGS += -O0
+CFLAGS += -Wextra -Wpointer-arith
+#CFLAGS += -DCONFIG_YAFFS_VALGRIND_TEST
+
+#CFLAGS+= -Wshadow -Wpointer-arith -Wwrite-strings -Wstrict-prototypes -Wmissing-declarations
+#CFLAGS+= -Wmissing-prototypes -Wredundant-decls -Wnested-externs -Winline
+
+
+COMMONTESTOBJS = yaffscfg2k.o yaffs_ecc.o yaffs_fileem.o yaffs_fileem2k.o yaffsfs.o yaffs_guts.o \
+ yaffs_packedtags1.o yaffs_ramdisk.o yaffs_ramem2k.o \
+ yaffs_tagscompat.o yaffs_packedtags2.o yaffs_tagsvalidity.o yaffs_nand.o \
+ yaffs_checkptrw.o yaffs_qsort.o\
+ yaffs_nameval.o \
+ yaffs_norif1.o ynorsim.o \
+ yaffs_allocator.o \
+ yaffs_bitmap.o \
+ yaffs_yaffs1.o \
+ yaffs_yaffs2.o \
+ yaffs_verify.o
+
+# yaffs_checkptrwtest.o\
+
+YAFFSTESTOBJS = $(COMMONTESTOBJS) yaffs_tester.o message_buffer.o error_handler.o
+
+
+ALLOBJS = $(sort $(YAFFSTESTOBJS))
+
+YAFFSSYMLINKS = devextras.h yaffs_ecc.c yaffs_ecc.h yaffs_guts.c yaffs_guts.h yaffsinterface.h yportenv.h yaffs_tagscompat.c yaffs_tagscompat.h \
+ yaffs_packedtags1.c yaffs_packedtags1.h yaffs_packedtags2.c yaffs_packedtags2.h yaffs_nandemul2k.h \
+ yaffs_nand.c yaffs_nand.h yaffs_getblockinfo.h yaffs_list.h \
+ yaffs_tagsvalidity.c yaffs_tagsvalidity.h yaffs_checkptrw.h yaffs_checkptrw.c \
+ yaffs_nameval.c yaffs_nameval.h \
+ yaffs_qsort.c yaffs_qsort.h yaffs_trace.h \
+ yaffs_allocator.c yaffs_allocator.h \
+ yaffs_yaffs1.c yaffs_yaffs1.h \
+ yaffs_yaffs2.c yaffs_yaffs2.h \
+ yaffs_bitmap.c yaffs_bitmap.h \
+ yaffs_verify.c yaffs_verify.h
+
+YAFFSDIRECTSYMLINKS = yaffsfs.c yaffs_flashif.h yaffs_flashif2.h\
+ yaffsfs.h yaffs_malloc.h ydirectenv.h \
+ yaffs_flashif.c yaffscfg.h \
+ yaffs_nandif.c yaffs_nandif.h
+
+
+DIRECTEXTRASYMLINKS = yaffscfg2k.c yaffs_fileem2k.c yaffs_fileem2k.h\
+ yaffs_fileem.c yaffs_norif1.c yaffs_norif1.h \
+ yaffs_ramdisk.c yaffs_ramdisk.h yaffs_ramem2k.c \
+ ynorsim.h ynorsim.c
+
+SYMLINKS = $(YAFFSSYMLINKS) $(YAFFSDIRECTSYMLINKS) $(DIRECTEXTRASYMLINKS)
+#all: directtest2k boottest
+
+all: yaffs_tester
+
+$(ALLOBJS): %.o: %.c
+ gcc -c $(CFLAGS) -o $@ $<
+
+
+$(YAFFSSYMLINKS):
+ ln -s ../../../$@ $@
+
+$(YAFFSDIRECTSYMLINKS):
+ ln -s ../../$@ $@
+
+$(DIRECTEXTRASYMLINKS):
+ ln -s ../../basic-test/$@ $@
+
+
+yaffs_tester: $(SYMLINKS) $(YAFFSTESTOBJS)
+ gcc $(CFLLAG) -o $@ $(YAFFSTESTOBJS)
+
+
+
+
+
+
+clean:
+ rm -f yaffs_tester $(ALLOBJS) core $(SYMLINKS) log.txt
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * error_handler.c contains code for checking yaffs function calls for errors.
+ */
+#include "error_handler.h"
+
+
+typedef struct error_codes_template {
+ int code;
+ char * text;
+}error_entry;
+
+const error_entry error_list[] = {
+ { ENOMEM , "ENOMEM" },
+ { EBUSY , "EBUSY"},
+ { ENODEV , "ENODEV"},
+ { EINVAL , "EINVAL"},
+ { EBADF , "EBADF"},
+ { EACCES , "EACCES"},
+ { EXDEV , "EXDEV" },
+ { ENOENT , "ENOENT"},
+ { ENOSPC , "ENOSPC"},
+ { ERANGE , "ERANGE"},
+ { ENODATA, "ENODATA"},
+ { ENOTEMPTY, "ENOTEMPTY"},
+ { ENAMETOOLONG,"ENAMETOOLONG"},
+ { ENOMEM , "ENOMEM"},
+ { EEXIST , "EEXIST"},
+ { ENOTDIR , "ENOTDIR"},
+ { EISDIR , "EISDIR"},
+ { 0, NULL }
+};
+
+const char * error_to_str(int err)
+{
+ error_entry *e = error_list;
+ if (err < 0)
+ err = -err;
+ while(e->code && e->text){
+ if(err == e->code)
+ return e->text;
+ e++;
+ }
+ return "Unknown error code";
+}
+
+void yaffs_check_for_errors(char output, buffer *message_buffer,char error_message[],char success_message[]){
+ char dummy[10];
+ unsigned int x=0;
+ int yaffs_error=-1;
+ char error_found=0;
+ if (output==-1)
+ {
+ add_to_buffer(message_buffer, "\nerror##########",MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, error_message,MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, "error_code: ",MESSAGE_LEVEL_ERROR,PRINT);
+ yaffs_error=yaffs_get_error();
+ if (MESSAGE_LEVEL_ERROR<=DEBUG_LEVEL) printf("%d\n",yaffs_error); /*cannot yet add int types to buffer. this is a quick fix*/
+ add_to_buffer(message_buffer, error_to_str(yaffs_error),MESSAGE_LEVEL_ERROR,NPRINT);
+ append_to_buffer(message_buffer, "\n\n",MESSAGE_LEVEL_ERROR,PRINT);
+
+ scanf("%c",dummy); /*this line causes a segmentation fault. Need a better way of waiting for a key press*/
+ //print_buffer(message_buffer,PRINT_ALL);
+
+ }
+ else{
+ add_to_buffer(message_buffer, success_message,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ }
+}
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __error_handler_h__
+#define __error_handler_h__
+#include <stdio.h>
+#include "message_buffer.h"
+#include "yaffsfs.h"
+#define DEBUG_LEVEL 5 /*set the debug level. this is used to display the relevent debug messages*/
+void yaffs_check_for_errors(char output, buffer *message_buffer, char error_message[], char success_message[]);
+#endif
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * message_buffer.c contains code for a message buffer .
+ */
+
+#include "message_buffer.h"
+
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print){
+ FILE *log_handle;
+
+ if (append==APPEND_MESSAGE){ /* append current message*/
+ strncat(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH);
+ }
+ else {
+
+ /*move the head up one. the head always points at the last written data*/
+ p_Buffer->head++;
+
+ /*printf("p_Buffer->tail=%d\n",p_Buffer->tail);*/
+ /*printf("p_Buffer->head=%d\n",p_Buffer->head);*/
+ if (p_Buffer->head >=BUFFER_SIZE-1) {
+ /*printf("buffer overflow\n");*/
+ p_Buffer->head -= (BUFFER_SIZE-1); /*wrap the head around the buffer*/
+ /*printf("new p_Buffer->head=%d\n",p_Buffer->head);*/
+ }
+ /*if the buffer is full then delete last entry by moving the tail*/
+ if (p_Buffer->head==p_Buffer->tail){
+ /*printf("moving buffer tail from %d to ",p_Buffer->tail);*/
+ p_Buffer->tail++;
+ if (p_Buffer->tail >=BUFFER_SIZE) p_Buffer->tail -= BUFFER_SIZE;/*wrap the tail around the buffer*/
+ /*printf("%d\n",p_Buffer->tail);*/
+
+ }
+
+ p_Buffer->message_level[p_Buffer->head]=message_level; /*copy the message level*/
+ strncpy(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH); /*copy the message*/
+ /*printf("copied %s into p_Buffer->message[p_Buffer->head]: %s\n",message,p_Buffer->message[p_Buffer->head]);
+ printf("extra %s\n",p_Buffer->message[p_Buffer->head]);*/
+ }
+ if ((p_Buffer->message_level[p_Buffer->head]<=DEBUG_LEVEL)&& (print==PRINT)){
+ /*printf("printing buffer 1\n");
+ // the print buffer function is not working this is just a quick fix
+ print_buffer(p_Buffer,1); //if the debug level is higher enough then print the new message
+ */
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ log_handle=fopen(LOG_FILE,"a");
+ if (log_handle!=NULL){
+ fputs(p_Buffer->message[p_Buffer->head],log_handle);
+ fputs("\n",log_handle);
+ fclose(log_handle);
+ }
+ }
+}
+
+
+
+void print_buffer(buffer *p_Buffer, int number_of_messages_to_print){
+ int x=0;
+ int i=0;
+ printf("print buffer\n");
+ printf("buffer head:%d\n",p_Buffer->head);
+ printf("buffer tail:%d\n",p_Buffer->tail);
+
+ if (number_of_messages_to_print==PRINT_ALL) number_of_messages_to_print=BUFFER_SIZE;
+// printf("number_of_messages_to_print=%d\n",number_of_messages_to_print);
+ for (i=0,x=0; (x>=p_Buffer->tail) && (i<number_of_messages_to_print); i++, x--){
+// printf("printing buffer\n");
+// printf("x:%d\n",x);
+ if (x<0) x = BUFFER_SIZE-1; /*wrap x around buffer*/
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ printf("printed buffer\n");
+ }
+
+}
+
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __message_buffer__
+#define __message_buffer__
+
+#include <stdio.h>
+#include <string.h>
+#define PRINT 1
+#define NPRINT 0
+#define APPEND_MESSAGE 1
+#define DO_NOT_APPEND_MESSAGE 0
+#define PRINT_ALL -1 /*this is used to print all of the messages in a buffer*/
+#define BUFFER_MESSAGE_LENGTH 60 /*number of char in message*/
+#define BUFFER_SIZE 50 /*number of messages in buffer*/
+#define MESSAGE_LEVEL_ERROR 0
+#define MESSAGE_LEVEL_BASIC_TASKS 1
+
+#define LOG_FILE "log.txt"
+typedef struct buffer_template{
+ char message[BUFFER_SIZE][BUFFER_MESSAGE_LENGTH];
+ int head;
+ int tail;
+ char message_level[BUFFER_SIZE];
+}buffer;
+#include "error_handler.h" /*include this for the debug level*/
+
+
+void print_buffer(buffer *p_Buffer,int number_of_messages_to_print); /*print messages in the buffer*/
+/*wrapper functions for add_to_buffer_root_function*/
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print);
+#endif
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * yaffs_tester.c designed to stress test yaffs2 direct.
+ */
+
+
+#include "yaffs_tester.h"
+
+
+
+int random_seed;
+int simulate_power_failure = 0;
+
+
+buffer message_buffer; /*create message_buffer */
+
+
+
+int main(int argc, char *argv[]){
+ char yaffs_test_dir[] ="/yaffs2/test_dir/"; /*the path to the directory where all of the testing will take place*/
+ char yaffs_mount_dir[]="/yaffs2/"; /*the path to the mount point which yaffs will mount*/
+
+ init(yaffs_test_dir,yaffs_mount_dir,argc,argv);
+ test(yaffs_test_dir);
+ yaffs_unmount(yaffs_mount_dir);
+ return 0;
+}
+
+
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]){
+ char output=0;
+ int x=0;
+ int seed=-1;
+ FILE *log_handle;
+ /*these variables are already set to zero, but it is better not to take chances*/
+ message_buffer.head=0;
+ message_buffer.tail=0;
+
+
+ log_handle=fopen(LOG_FILE,"w");
+ if (log_handle!=NULL){
+ fputs("log file for yaffs tester\n",log_handle);
+ fclose(log_handle);
+ }
+ add_to_buffer(&message_buffer,"welcome to the yaffs tester",MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+ yaffs_start_up();
+ yaffs_mount(yaffs_mount_dir);
+ for (x=0;x<argc;x++){
+// add_to_buffer(&message_buffer,"argv ",MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+// add_to_buffer(&message_buffer,argv[x],MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if (strcmp("-seed",argv[x])==0){ /*warning only compares the length of the strings, quick fix*/
+ seed= atoi(argv[x+1]);
+ /*add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,"\n",MESSAGE_LEVEL_BASIC_TASKS,PRINT);*/
+ }
+ }
+ if (seed==-1){
+ seed=time(NULL);
+ srand(seed);
+ }
+ else {
+ srand(seed);
+ }
+ add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+
+ if (yaffs_access(yaffs_test_dir,0)) /* if the test folder does not exist then create it */
+ {
+ add_to_buffer(&message_buffer,"creating dir: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,yaffs_test_dir,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_mkdir(yaffs_test_dir,S_IREAD | S_IWRITE);
+ yaffs_check_for_errors(output, &message_buffer,"could not create dir","created dir\n\n");
+ }
+
+}
+void join_paths(char *path1,char *path2,char *new_path ){
+
+/* printf("strlen path1:%d\n",strlen(path1));
+ printf("strlen path2:%d\n",strlen(path2));
+ printf("path1; %s\n",path1);
+*/
+ add_to_buffer(&message_buffer, "joining paths:",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path1,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, " and ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, path2,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if ( (path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]!='/') {
+ /*paths are compatiable. concatanate them. note -2 is because of \0*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]=='/') {
+ /*paths are compatiable. concatanate them*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]!='/') {
+ /*need to add a "/". */
+ strcat(new_path,path1);
+ strcat(new_path,"/");
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strcat("/\0",path2)));
+
+#if 0
+ copy_array(path1,new_path,0,0);
+ copy_array('\0',new_path,0,(sizeof(path1)/sizeof(char)));
+ copy_array(path2,new_path,0,(sizeof(path1)/sizeof(char))+1);
+ old method now trying to use copy_array
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))+1];
+ for (x=0;x<=(sizeof(path1)/sizeof(char))-1;x++){
+ new_path[x]=path1[x];
+ }
+ new_path[x+1]='/';
+ for (x=(sizeof(path1)/sizeof(char)) ,i=0 ;i<=(sizeof(path2)/sizeof(char));x++,i++){
+ new_path[x]=path2[i];
+ }
+#endif
+
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]=='/') {
+ /*need to remove a "/". */
+ /*yaffs does not mind the extra slash. */
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))-1];
+
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strncat("",path2,(sizeof(path1)/sizeof(char))-1)));
+ //return new_path;
+ }
+ else{
+ //error
+ //return -1;
+ }
+}
+
+
+
+void test(char*yaffs_test_dir){
+ char output=0;
+ char name[MAX_FILE_NAME_SIZE+3 ]="apple\0";
+ char path[MAX_FILE_NAME_SIZE];
+ join_paths(yaffs_test_dir,name,path);
+ while(1)
+ {
+ path[0]='\0';// this should clear the path
+ generate_random_string(name);
+ join_paths(yaffs_test_dir,name,path);
+ add_to_buffer(&message_buffer,"trying to open file: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_open(path,O_CREAT | O_TRUNC| O_RDWR, S_IREAD | S_IWRITE);
+ yaffs_check_for_errors(output, &message_buffer,"failed to open file","opened file");
+ }
+}
+void generate_random_string(char *ptr){
+ unsigned int x;
+ unsigned int length=((rand() %MAX_FILE_NAME_SIZE)+1); /*creates a int with the number of charecters been between 1 and 51*/
+ char letter='\0';
+ //printf("generating string\n");
+ //printf("string length is %d\n",length);
+ for (x=0; x <= (length-2) &&length>2 ; x++)
+ {
+ //printf("x=%d\n",x);
+ /* keep generating a charecter until the charecter is legal*/
+ while((letter=='\0' )||(letter=='/')||(letter=='\\')){
+ letter=(rand() % 126-32)+32; /*generate a number between 32 and 126 and uses it as a charecter (letter) */
+ }
+ ptr[x]=letter;
+ //printf("charecter generated is %c\n",ptr[x]);
+ }
+ ptr[x+1]='\0'; /*adds NULL charecter to turn it into a string*/
+
+}
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __YAFFS_TESTER_H__
+ #define __YAFFS_TESTER_H__
+
+#include <string.h>
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+
+#include "yaffsfs.h" /* it is in "yaffs2/direct/" link it in the Makefile */
+#include "message_buffer.h"
+#include "error_handler.h"
+
+
+#define MAX_FILE_NAME_SIZE 51
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]); /*sets up yaffs and mounts yaffs */
+void test(char *yaffs_test_dir); /*contains the test code*/
+void generate_random_string(char *ptr); /*generates a random string of letters to be used for a name*/
+void join_paths(char *path1,char *path2,char *newpath );
+void copy_array(char *from,char *to, unsigned int from_offset,unsigned int to_offset);
+#endif
--- /dev/null
+# Makefile for YAFFS direct stress tests
+#
+#
+# YAFFS: Yet another Flash File System. A NAND-flash specific file system.
+#
+# Copyright (C) 2003-2010 Aleph One Ltd.
+#
+#
+# Created by Charles Manning <charles@aleph1.co.uk>
+#
+# 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.
+#
+# NB Warning this Makefile does not include header dependencies.
+#
+# $Id: Makefile,v 1.7 2010-02-25 22:34:47 charles Exp $
+
+#EXTRA_COMPILE_FLAGS = -DYAFFS_IGNORE_TAGS_ECC
+
+CFLAGS = -DCONFIG_YAFFS_DIRECT -DCONFIG_YAFFS_SHORT_NAMES_IN_RAM -DCONFIG_YAFFS_YAFFS2
+CFLAGS += -DCONFIG_YAFFS_PROVIDE_DEFS -DCONFIG_YAFFSFS_PROVIDE_VALUES
+CFLAGS += -Wall -g $(EXTRA_COMPILE_FLAGS) -Wstrict-aliasing
+#CFLAGS += -fno-strict-aliasing
+CFLAGS += -O0
+CFLAGS += -Wextra -Wpointer-arith
+#CFLAGS += -DCONFIG_YAFFS_VALGRIND_TEST
+
+#CFLAGS+= -Wshadow -Wpointer-arith -Wwrite-strings -Wstrict-prototypes -Wmissing-declarations
+#CFLAGS+= -Wmissing-prototypes -Wredundant-decls -Wnested-externs -Winline
+
+
+COMMONTESTOBJS = yaffscfg2k.o yaffs_ecc.o yaffs_fileem.o yaffs_fileem2k.o yaffsfs.o yaffs_guts.o \
+ yaffs_packedtags1.o yaffs_ramdisk.o yaffs_ramem2k.o \
+ yaffs_tagscompat.o yaffs_packedtags2.o yaffs_tagsvalidity.o yaffs_nand.o \
+ yaffs_checkptrw.o yaffs_qsort.o\
+ yaffs_nameval.o \
+ yaffs_norif1.o ynorsim.o \
+ yaffs_allocator.o \
+ yaffs_bitmap.o \
+ yaffs_yaffs1.o \
+ yaffs_yaffs2.o \
+ yaffs_verify.o
+
+# yaffs_checkptrwtest.o\
+
+YAFFSTESTOBJS = $(COMMONTESTOBJS) yaffs_tester.o message_buffer.o error_handler.o
+
+
+ALLOBJS = $(sort $(YAFFSTESTOBJS))
+
+YAFFSSYMLINKS = devextras.h yaffs_ecc.c yaffs_ecc.h yaffs_guts.c yaffs_guts.h yaffsinterface.h yportenv.h yaffs_tagscompat.c yaffs_tagscompat.h \
+ yaffs_packedtags1.c yaffs_packedtags1.h yaffs_packedtags2.c yaffs_packedtags2.h yaffs_nandemul2k.h \
+ yaffs_nand.c yaffs_nand.h yaffs_getblockinfo.h yaffs_list.h \
+ yaffs_tagsvalidity.c yaffs_tagsvalidity.h yaffs_checkptrw.h yaffs_checkptrw.c \
+ yaffs_nameval.c yaffs_nameval.h \
+ yaffs_qsort.c yaffs_qsort.h yaffs_trace.h \
+ yaffs_allocator.c yaffs_allocator.h \
+ yaffs_yaffs1.c yaffs_yaffs1.h \
+ yaffs_yaffs2.c yaffs_yaffs2.h \
+ yaffs_bitmap.c yaffs_bitmap.h \
+ yaffs_verify.c yaffs_verify.h
+
+YAFFSDIRECTSYMLINKS = yaffsfs.c yaffs_flashif.h yaffs_flashif2.h\
+ yaffsfs.h yaffs_malloc.h ydirectenv.h \
+ yaffs_flashif.c yaffscfg.h \
+ yaffs_nandif.c yaffs_nandif.h
+
+
+DIRECTEXTRASYMLINKS = yaffscfg2k.c yaffs_fileem2k.c yaffs_fileem2k.h\
+ yaffs_fileem.c yaffs_norif1.c yaffs_norif1.h \
+ yaffs_ramdisk.c yaffs_ramdisk.h yaffs_ramem2k.c \
+ ynorsim.h ynorsim.c
+
+SYMLINKS = $(YAFFSSYMLINKS) $(YAFFSDIRECTSYMLINKS) $(DIRECTEXTRASYMLINKS)
+#all: directtest2k boottest
+
+all: yaffs_tester
+
+$(ALLOBJS): %.o: %.c
+ gcc -c $(CFLAGS) -o $@ $<
+
+
+$(YAFFSSYMLINKS):
+ ln -s ../../../$@ $@
+
+$(YAFFSDIRECTSYMLINKS):
+ ln -s ../../$@ $@
+
+$(DIRECTEXTRASYMLINKS):
+ ln -s ../../basic-test/$@ $@
+
+
+yaffs_tester: $(SYMLINKS) $(YAFFSTESTOBJS)
+ gcc $(CFLLAG) -o $@ $(YAFFSTESTOBJS)
+
+
+
+
+
+
+clean:
+ rm -f yaffs_tester $(ALLOBJS) core $(SYMLINKS) log.txt
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * error_handler.c contains code for checking yaffs function calls for errors.
+ */
+#include "error_handler.h"
+
+
+typedef struct error_codes_template {
+ int code;
+ char * text;
+}error_entry;
+
+const error_entry error_list[] = {
+ { ENOMEM , "ENOMEM" },
+ { EBUSY , "EBUSY"},
+ { ENODEV , "ENODEV"},
+ { EINVAL , "EINVAL"},
+ { EBADF , "EBADF"},
+ { EACCES , "EACCES"},
+ { EXDEV , "EXDEV" },
+ { ENOENT , "ENOENT"},
+ { ENOSPC , "ENOSPC"},
+ { ERANGE , "ERANGE"},
+ { ENODATA, "ENODATA"},
+ { ENOTEMPTY, "ENOTEMPTY"},
+ { ENAMETOOLONG,"ENAMETOOLONG"},
+ { ENOMEM , "ENOMEM"},
+ { EEXIST , "EEXIST"},
+ { ENOTDIR , "ENOTDIR"},
+ { EISDIR , "EISDIR"},
+ { 0, NULL }
+};
+
+const char * error_to_str(int err)
+{
+ error_entry *e = error_list;
+ if (err < 0)
+ err = -err;
+ while(e->code && e->text){
+ if(err == e->code)
+ return e->text;
+ e++;
+ }
+ return "Unknown error code";
+}
+
+void yaffs_check_for_errors(char output, buffer *message_buffer,char error_message[],char success_message[]){
+ char dummy[10];
+ unsigned int x=0;
+ int yaffs_error=-1;
+ char error_found=0;
+ if (output==-1)
+ {
+ add_to_buffer(message_buffer, "\nerror##########",MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, error_message,MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, "error_code: ",MESSAGE_LEVEL_ERROR,PRINT);
+ yaffs_error=yaffs_get_error();
+ if (MESSAGE_LEVEL_ERROR<=DEBUG_LEVEL) printf("%d\n",yaffs_error); /*cannot yet add int types to buffer. this is a quick fix*/
+ add_to_buffer(message_buffer, error_to_str(yaffs_error),MESSAGE_LEVEL_ERROR,NPRINT);
+ append_to_buffer(message_buffer, "\n\n",MESSAGE_LEVEL_ERROR,PRINT);
+
+ scanf("%c",dummy); /*this line causes a segmentation fault. Need a better way of waiting for a key press*/
+ //print_buffer(message_buffer,PRINT_ALL);
+
+ }
+ else{
+ add_to_buffer(message_buffer, success_message,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ }
+}
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __error_handler_h__
+#define __error_handler_h__
+#include <stdio.h>
+#include "message_buffer.h"
+#include "yaffsfs.h"
+#define DEBUG_LEVEL 5 /*set the debug level. this is used to display the relevent debug messages*/
+void yaffs_check_for_errors(char output, buffer *message_buffer, char error_message[], char success_message[]);
+#endif
--- /dev/null
+log file for yaffs tester
+welcome to the yaffs tester
+setting seed to 1288064149
+creating dir: /yaffs2/test_dir
+created dir
+
+
+joining paths:/yaffs2/test_dir and apple
+joining paths:/yaffs2/test_dir and \ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3
+trying to open file: /yaffs2/test_dir/\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3
+opened file
+joining paths:/yaffs2/test_dir and \12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12
+trying to open file: /yaffs2/test_dir/\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12\12
+opened file
+joining paths:/yaffs2/test_dir and SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
+trying to open file: /yaffs2/test_dir/SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
+opened file
+joining paths:/yaffs2/test_dir and &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
+trying to open file: /yaffs2/test_dir/&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
+opened file
+joining paths:/yaffs2/test_dir and &
+trying to open file: /yaffs2/test_dir/&
+opened file
+joining paths:/yaffs2/test_dir and )))))))))))))))))))))))))))))))))))))))))))
+trying to open file: /yaffs2/test_dir/)))))))))))))))))))))))))))))))))))))))))))
+opened file
+joining paths:/yaffs2/test_dir and ``````````````````````````````)
+trying to open file: /yaffs2/test_dir/``````````````````````````````)
+opened file
+joining paths:/yaffs2/test_dir and bbbbbbbbbbbbbbb`
+trying to open file: /yaffs2/test_dir/bbbbbbbbbbbbbbb`
+opened file
+joining paths:/yaffs2/test_dir and rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr
+trying to open file: /yaffs2/test_dir/rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr
+opened file
+joining paths:/yaffs2/test_dir and TTTTTTTTTr
+trying to open file: /yaffs2/test_dir/TTTTTTTTTr
+opened file
+joining paths:/yaffs2/test_dir and xxxxxxxxxxxxxr
+trying to open file: /yaffs2/test_dir/xxxxxxxxxxxxxr
+opened file
+joining paths:/yaffs2/test_dir and \r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\rr
+trying to open file: /yaffs2/test_dir/\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\rr
+opened file
+joining paths:/yaffs2/test_dir and 33333333333333333333\r
+trying to open file: /yaffs2/test_dir/33333333333333333333\r
+opened file
+joining paths:/yaffs2/test_dir and =================3
+trying to open file: /yaffs2/test_dir/=================3
+opened file
+joining paths:/yaffs2/test_dir and \1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1ar
+trying to open file: /yaffs2/test_dir/\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1a\1ar
+opened file
+joining paths:/yaffs2/test_dir and <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\1a
+trying to open file: /yaffs2/test_dir/<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\1a
+opened file
+joining paths:/yaffs2/test_dir and
+trying to open file: /yaffs2/test_dir/
+opened file
+joining paths:/yaffs2/test_dir and \v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v
+trying to open file: /yaffs2/test_dir/\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v
+opened file
+joining paths:/yaffs2/test_dir and >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+trying to open file: /yaffs2/test_dir/>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+opened file
+joining paths:/yaffs2/test_dir and \18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18>
+trying to open file: /yaffs2/test_dir/\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18\18>
+opened file
+joining paths:/yaffs2/test_dir and \a\a\a\a\a\a\a\a\a\a\a\18
+trying to open file: /yaffs2/test_dir/\a\a\a\a\a\a\a\a\a\a\a\18
+opened file
+joining paths:/yaffs2/test_dir and yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy
+trying to open file: /yaffs2/test_dir/yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy
+opened file
+joining paths:/yaffs2/test_dir and \ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1
+trying to open file: /yaffs2/test_dir/\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1
+opened file
+joining paths:/yaffs2/test_dir and \v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\ 1
+trying to open file: /yaffs2/test_dir/\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\ 1
+opened file
+joining paths:/yaffs2/test_dir and ppppppppppppppppppp\v
+trying to open file: /yaffs2/test_dir/ppppppppppppppppppp\v
+opened file
+joining paths:/yaffs2/test_dir and jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj\ 1
+trying to open file: /yaffs2/test_dir/jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
+opened file
+joining paths:/yaffs2/test_dir and """""""j
+trying to open file: /yaffs2/test_dir/"""""""j
+opened file
+joining paths:/yaffs2/test_dir and <<<<<<<<<<<<<<<<<<<<<<j
+trying to open file: /yaffs2/test_dir/<<<<<<<<<<<<<<<<<<<<<<j
+opened file
+joining paths:/yaffs2/test_dir and ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
+trying to open file: /yaffs2/test_dir/,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
+opened file
+joining paths:/yaffs2/test_dir and nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn,
+trying to open file: /yaffs2/test_dir/nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn,
+opened file
+joining paths:/yaffs2/test_dir and ````n
+trying to open file: /yaffs2/test_dir/````n
+opened file
+joining paths:/yaffs2/test_dir and ,
+trying to open file: /yaffs2/test_dir/
+opened file
+joining paths:/yaffs2/test_dir and fffffffff
+trying to open file: /yaffs2/test_dir/fffffffff
+opened file
+joining paths:/yaffs2/test_dir and \1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c
+trying to open file: /yaffs2/test_dir/\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c
+opened file
+joining paths:/yaffs2/test_dir and nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
+trying to open file: /yaffs2/test_dir/nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
+opened file
+joining paths:/yaffs2/test_dir and \1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1en
+trying to open file: /yaffs2/test_dir/\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1en
+opened file
+joining paths:/yaffs2/test_dir and \ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\1e
+trying to open file: /yaffs2/test_dir/\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\1e
+opened file
+joining paths:/yaffs2/test_dir and iiiiiiiiiiiiiiiiii\1e
+trying to open file: /yaffs2/test_dir/iiiiiiiiiiiiiiiiii\1e
+opened file
+joining paths:/yaffs2/test_dir and hhhhhhhhhhhhhi
+trying to open file: /yaffs2/test_dir/hhhhhhhhhhhhhi
+opened file
+joining paths:/yaffs2/test_dir and uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu
+trying to open file: /yaffs2/test_dir/uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu
+opened file
+joining paths:/yaffs2/test_dir and \1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1cu
+trying to open file: /yaffs2/test_dir/\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1c\1cu
+opened file
+joining paths:/yaffs2/test_dir and jjjjjjjjjjjjjjjjjjjjjjjjjjjjjj\1c
+trying to open file: /yaffs2/test_dir/jjjjjjjjjjjjjjjjjjjjjjjjjjjjjj\1c
+opened file
+joining paths:/yaffs2/test_dir and 777777j
+trying to open file: /yaffs2/test_dir/777777j
+opened file
+joining paths:/yaffs2/test_dir and <<<<<<<<<<<<<<j
+trying to open file: /yaffs2/test_dir/<<<<<<<<<<<<<<j
+opened file
+joining paths:/yaffs2/test_dir and ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+trying to open file: /yaffs2/test_dir/;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+opened file
+joining paths:/yaffs2/test_dir and ____________________________;
+trying to open file: /yaffs2/test_dir/____________________________;
+opened file
+joining paths:/yaffs2/test_dir and tttttttt_
+trying to open file: /yaffs2/test_dir/tttttttt_
+opened file
+joining paths:/yaffs2/test_dir and \ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3_
+trying to open file: /yaffs2/test_dir/\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3_
+opened file
+joining paths:/yaffs2/test_dir and VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV;
+trying to open file: /yaffs2/test_dir/VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV;
+opened file
+joining paths:/yaffs2/test_dir and ssssssssssssssssssssssssssssssssssssssssss;
+trying to open file: /yaffs2/test_dir/ssssssssssssssssssssssssssssssssssssssssss;
+opened file
+joining paths:/yaffs2/test_dir and \b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\bs
+trying to open file: /yaffs2/test_dir/\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\bs
+opened file
+joining paths:/yaffs2/test_dir and ))))))))))\b
+trying to open file: /yaffs2/test_dir/))))))))))\b
+opened file
+joining paths:/yaffs2/test_dir and <<<<<<<<)
+trying to open file: /yaffs2/test_dir/<<<<<<<<)
+opened file
+joining paths:/yaffs2/test_dir and 999999999999999999999999999999999999999999999u
+trying to open file: /yaffs2/test_dir/9999999999999999999999999999999999999999999
+opened file
+joining paths:/yaffs2/test_dir and #########################9
+trying to open file: /yaffs2/test_dir/#########################9
+opened file
+joining paths:/yaffs2/test_dir and \ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5#
+trying to open file: /yaffs2/test_dir/\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5#
+opened file
+joining paths:/yaffs2/test_dir and \r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r9
+trying to open file: /yaffs2/test_dir/\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r\r9
+opened file
+joining paths:/yaffs2/test_dir and **********************************9
+trying to open file: /yaffs2/test_dir/**********************************9
+opened file
+joining paths:/yaffs2/test_dir and MMMMMM*
+trying to open file: /yaffs2/test_dir/MMMMMM*
+opened file
+joining paths:/yaffs2/test_dir and UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU9
+trying to open file: /yaffs2/test_dir/UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU9
+opened file
+joining paths:/yaffs2/test_dir and [[[[[[[[[[[[[[[[[[[U
+trying to open file: /yaffs2/test_dir/[[[[[[[[[[[[[[[[[[[U
+opened file
+joining paths:/yaffs2/test_dir and \b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\bu
+trying to open file: /yaffs2/test_dir/\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b
+opened file
+joining paths:/yaffs2/test_dir and \ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6
+trying to open file: /yaffs2/test_dir/\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6\ 6
+opened file
+joining paths:/yaffs2/test_dir and CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC\ 6
+trying to open file: /yaffs2/test_dir/CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC\ 6
+opened file
+joining paths:/yaffs2/test_dir and 0000000000000000000000000000000000000000000000\ 6
+trying to open file: /yaffs2/test_dir/0000000000000000000000000000000000000000000
+opened file
+joining paths:/yaffs2/test_dir and RRRRRRR0
+trying to open file: /yaffs2/test_dir/RRRRRRR0
+opened file
+joining paths:/yaffs2/test_dir and nnnnnnnnnnnnnnnnn0
+trying to open file: /yaffs2/test_dir/nnnnnnnnnnnnnnnnn0
+opened file
+joining paths:/yaffs2/test_dir and
+
+
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+trying to open file: /yaffs2/test_dir/
+
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+opened file
+joining paths:/yaffs2/test_dir and
+
+trying to open file: /yaffs2/test_dir/
+
+opened file
+joining paths:/yaffs2/test_dir and 77
+trying to open file: /yaffs2/test_dir/77
+opened file
+joining paths:/yaffs2/test_dir and ((((((((((((((((((((((((((((((((((((((((((((((((((
+trying to open file: /yaffs2/test_dir/(((((((((((((((((((((((((((((((((((((((((((
+opened file
+joining paths:/yaffs2/test_dir and JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ(
+trying to open file: /yaffs2/test_dir/JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ
+opened file
+joining paths:/yaffs2/test_dir and ..................................................
+trying to open file: /yaffs2/test_dir/...........................................
+opened file
+joining paths:/yaffs2/test_dir and mmmmmmmmmmmmmmmm.
+trying to open file: /yaffs2/test_dir/mmmmmmmmmmmmmmmm.
+opened file
+joining paths:/yaffs2/test_dir and CCCCCCCCCCCCCCCCCC.
+trying to open file: /yaffs2/test_dir/CCCCCCCCCCCCCCCCCC.
+opened file
+joining paths:/yaffs2/test_dir and UUC
+trying to open file: /yaffs2/test_dir/UUC
+opened file
+joining paths:/yaffs2/test_dir and ********************************************.
+trying to open file: /yaffs2/test_dir/*******************************************
+opened file
+joining paths:/yaffs2/test_dir and """""*
+trying to open file: /yaffs2/test_dir/"""""*
+opened file
+joining paths:/yaffs2/test_dir and TTTTTTTTTTTTTTTTTTTT*
+trying to open file: /yaffs2/test_dir/TTTTTTTTTTTTTTTTTTTT*
+opened file
+joining paths:/yaffs2/test_dir and \ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e*
+trying to open file: /yaffs2/test_dir/\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e\ e*
+opened file
+joining paths:/yaffs2/test_dir and \ e
+trying to open file: /yaffs2/test_dir/\ e
+opened file
+joining paths:/yaffs2/test_dir and 000000000000000000000000000000000000000000000000.
+trying to open file: /yaffs2/test_dir/0000000000000000000000000000000000000000000
+opened file
+joining paths:/yaffs2/test_dir and 0
+trying to open file: /yaffs2/test_dir/
+opened file
+joining paths:/yaffs2/test_dir and qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq
+trying to open file: /yaffs2/test_dir/qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq
+opened file
+joining paths:/yaffs2/test_dir and \a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\aq
+trying to open file: /yaffs2/test_dir/\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\a\aq
+opened file
+joining paths:/yaffs2/test_dir and CCCCCCCC\a
+trying to open file: /yaffs2/test_dir/CCCCCCCC\a
+opened file
+joining paths:/yaffs2/test_dir and vvvvvvvvvv\a
+trying to open file: /yaffs2/test_dir/vvvvvvvvvv\a
+opened file
+joining paths:/yaffs2/test_dir and PPPPPPv
+trying to open file: /yaffs2/test_dir/PPPPPPv
+opened file
+joining paths:/yaffs2/test_dir and YYYYYP
+trying to open file: /yaffs2/test_dir/YYYYYP
+opened file
+joining paths:/yaffs2/test_dir and ?????????????????????????????????????????????
+trying to open file: /yaffs2/test_dir/???????????????????????????????????????????
+opened file
+joining paths:/yaffs2/test_dir and JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ
+trying to open file: /yaffs2/test_dir/JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ
+opened file
+joining paths:/yaffs2/test_dir and IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIJ
+trying to open file: /yaffs2/test_dir/IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIJ
+opened file
+joining paths:/yaffs2/test_dir and qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqJ
+trying to open file: /yaffs2/test_dir/qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqJ
+opened file
+joining paths:/yaffs2/test_dir and \a\a\a\a\a\a\a\a\a\a\a\a\aq
+trying to open file: /yaffs2/test_dir/\a\a\a\a\a\a\a\a\a\a\a\a\aq
+opened file
+joining paths:/yaffs2/test_dir and \1f\1f\1f\1f\1f\1f\1f\1f\1f\1f\a
+trying to open file: /yaffs2/test_dir/\1f\1f\1f\1f\1f\1f\1f\1f\1f\1f\a
+opened file
+joining paths:/yaffs2/test_dir and _________\1f
+trying to open file: /yaffs2/test_dir/_________\1f
+opened file
+joining paths:/yaffs2/test_dir and lllllllllllllllllllllllllllllllllllllllq
+trying to open file: /yaffs2/test_dir/lllllllllllllllllllllllllllllllllllllllq
+opened file
+joining paths:/yaffs2/test_dir and \10\10\10\10\10\10\10\10\10\10\10\10\10\10\10\10\10l
+trying to open file: /yaffs2/test_dir/\10\10\10\10\10\10\10\10\10\10\10\10\10\10\10\10\10l
+opened file
+joining paths:/yaffs2/test_dir and \13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13l
+trying to open file: /yaffs2/test_dir/\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13\13l
+opened file
+joining paths:/yaffs2/test_dir and ddddddddddddddddddddddd\13
+trying to open file: /yaffs2/test_dir/ddddddddddddddddddddddd\13
+opened file
+joining paths:/yaffs2/test_dir and QQQQQQQQQQQQQQQQQQQQQQQQ
+trying to open file: /yaffs2/test_dir/QQQQQQQQQQQQQQQQQQQQQQQQ
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and \e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\13
+trying to open file: /yaffs2/test_dir/\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\e\13
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and \e
+trying to open file: /yaffs2/test_dir/\e
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and mmmmmmmmmmmmmmm\e
+trying to open file: /yaffs2/test_dir/mmmmmmmmmmmmmmm\e
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and GGGGGGGGGGGGGGGGGGGGGGG\e
+trying to open file: /yaffs2/test_dir/GGGGGGGGGGGGGGGGGGGGGGG\e
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and ZZZZZZZZZZZZZZZZZZZZZZZZZ\e
+trying to open file: /yaffs2/test_dir/ZZZZZZZZZZZZZZZZZZZZZZZZZ\e
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and ttttttttttttttttttttttttttttt\e
+trying to open file: /yaffs2/test_dir/ttttttttttttttttttttttttttttt\e
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and qqqqqqqqqqqqqqqt
+trying to open file: /yaffs2/test_dir/qqqqqqqqqqqqqqqt
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
+joining paths:/yaffs2/test_dir and \11\11q
+trying to open file: /yaffs2/test_dir/\11\11q
+
+error##########
+failed to open file
+error_code:
+ENOENT
+
+
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * message_buffer.c contains code for a message buffer .
+ */
+
+#include "message_buffer.h"
+
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print){
+ FILE *log_handle;
+
+ if (append==APPEND_MESSAGE){ /* append current message*/
+ strncat(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH);
+ }
+ else {
+
+ /*move the head up one. the head always points at the last written data*/
+ p_Buffer->head++;
+
+ /*printf("p_Buffer->tail=%d\n",p_Buffer->tail);*/
+ /*printf("p_Buffer->head=%d\n",p_Buffer->head);*/
+ if (p_Buffer->head >=BUFFER_SIZE-1) {
+ /*printf("buffer overflow\n");*/
+ p_Buffer->head -= (BUFFER_SIZE-1); /*wrap the head around the buffer*/
+ /*printf("new p_Buffer->head=%d\n",p_Buffer->head);*/
+ }
+ /*if the buffer is full then delete last entry by moving the tail*/
+ if (p_Buffer->head==p_Buffer->tail){
+ /*printf("moving buffer tail from %d to ",p_Buffer->tail);*/
+ p_Buffer->tail++;
+ if (p_Buffer->tail >=BUFFER_SIZE) p_Buffer->tail -= BUFFER_SIZE;/*wrap the tail around the buffer*/
+ /*printf("%d\n",p_Buffer->tail);*/
+
+ }
+
+ p_Buffer->message_level[p_Buffer->head]=message_level; /*copy the message level*/
+ strncpy(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH); /*copy the message*/
+ /*printf("copied %s into p_Buffer->message[p_Buffer->head]: %s\n",message,p_Buffer->message[p_Buffer->head]);
+ printf("extra %s\n",p_Buffer->message[p_Buffer->head]);*/
+ }
+ if ((p_Buffer->message_level[p_Buffer->head]<=DEBUG_LEVEL)&& (print==PRINT)){
+ /*printf("printing buffer 1\n");
+ // the print buffer function is not working this is just a quick fix
+ print_buffer(p_Buffer,1); //if the debug level is higher enough then print the new message
+ */
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ log_handle=fopen(LOG_FILE,"a");
+ if (log_handle!=NULL){
+ fputs(p_Buffer->message[p_Buffer->head],log_handle);
+ fputs("\n",log_handle);
+ fclose(log_handle);
+ }
+ }
+}
+
+
+
+void print_buffer(buffer *p_Buffer, int number_of_messages_to_print){
+ int x=0;
+ int i=0;
+ printf("print buffer\n");
+ printf("buffer head:%d\n",p_Buffer->head);
+ printf("buffer tail:%d\n",p_Buffer->tail);
+
+ if (number_of_messages_to_print==PRINT_ALL) number_of_messages_to_print=BUFFER_SIZE;
+// printf("number_of_messages_to_print=%d\n",number_of_messages_to_print);
+ for (i=0,x=0; (x>=p_Buffer->tail) && (i<number_of_messages_to_print); i++, x--){
+// printf("printing buffer\n");
+// printf("x:%d\n",x);
+ if (x<0) x = BUFFER_SIZE-1; /*wrap x around buffer*/
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ printf("printed buffer\n");
+ }
+
+}
+
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __message_buffer__
+#define __message_buffer__
+
+#include <stdio.h>
+#include <string.h>
+#define PRINT 1
+#define NPRINT 0
+#define APPEND_MESSAGE 1
+#define DO_NOT_APPEND_MESSAGE 0
+#define PRINT_ALL -1 /*this is used to print all of the messages in a buffer*/
+#define BUFFER_MESSAGE_LENGTH 60 /*number of char in message*/
+#define BUFFER_SIZE 50 /*number of messages in buffer*/
+#define MESSAGE_LEVEL_ERROR 0
+#define MESSAGE_LEVEL_BASIC_TASKS 1
+
+#define LOG_FILE "log.txt"
+typedef struct buffer_template{
+ char message[BUFFER_SIZE][BUFFER_MESSAGE_LENGTH];
+ int head;
+ int tail;
+ char message_level[BUFFER_SIZE];
+}buffer;
+#include "error_handler.h" /*include this for the debug level*/
+
+
+void print_buffer(buffer *p_Buffer,int number_of_messages_to_print); /*print messages in the buffer*/
+/*wrapper functions for add_to_buffer_root_function*/
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print);
+#endif
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * yaffs_tester.c designed to stress test yaffs2 direct.
+ */
+
+
+#include "yaffs_tester.h"
+
+
+
+int random_seed;
+int simulate_power_failure = 0;
+
+
+buffer message_buffer; /*create message_buffer */
+
+
+
+int main(int argc, char *argv[]){
+ char yaffs_test_dir[] ="/yaffs2/test_dir"; /*the path to the directory where all of the testing will take place*/
+ char yaffs_mount_dir[]="/yaffs2/"; /*the path to the mount point which yaffs will mount*/
+
+ init(yaffs_test_dir,yaffs_mount_dir,argc,argv);
+ test(yaffs_test_dir);
+ yaffs_unmount(yaffs_mount_dir);
+ return 0;
+}
+
+
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]){
+ char output=0;
+ int x=0;
+ int seed=-1;
+ FILE *log_handle;
+ /*these variables are already set to zero, but it is better not to take chances*/
+ message_buffer.head=0;
+ message_buffer.tail=0;
+
+
+ log_handle=fopen(LOG_FILE,"w");
+ if (log_handle!=NULL){
+ fputs("log file for yaffs tester\n",log_handle);
+ fclose(log_handle);
+ }
+ add_to_buffer(&message_buffer,"welcome to the yaffs tester",MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+ yaffs_start_up();
+ yaffs_mount(yaffs_mount_dir);
+ for (x=0;x<argc;x++){
+// add_to_buffer(&message_buffer,"argv ",MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+// add_to_buffer(&message_buffer,argv[x],MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if (strcmp("-seed",argv[x])==0){ /*warning only compares the length of the strings, quick fix*/
+ seed= atoi(argv[x+1]);
+ /*add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,"\n",MESSAGE_LEVEL_BASIC_TASKS,PRINT);*/
+ }
+ }
+ if (seed==-1){
+ seed=time(NULL);
+ srand(seed);
+ }
+ else {
+ srand(seed);
+ }
+ add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+
+ if (yaffs_access(yaffs_test_dir,0)) /* if the test folder does not exist then create it */
+ {
+ add_to_buffer(&message_buffer,"creating dir: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,yaffs_test_dir,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_mkdir(yaffs_test_dir,S_IREAD | S_IWRITE);
+ yaffs_check_for_errors(output, &message_buffer,"could not create dir","created dir\n\n");
+ }
+
+}
+void join_paths(char *path1,char *path2,char *new_path ){
+
+/* printf("strlen path1:%d\n",strlen(path1));
+ printf("strlen path2:%d\n",strlen(path2));
+ printf("path1; %s\n",path1);
+*/
+ add_to_buffer(&message_buffer, "joining paths:",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path1,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, " and ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, path2,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if ( (path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]!='/') {
+ /*paths are compatiable. concatanate them. note -2 is because of \0*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]=='/') {
+ /*paths are compatiable. concatanate them*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]!='/') {
+ /*need to add a "/". */
+ strcat(new_path,path1);
+ strcat(new_path,"/");
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strcat("/\0",path2)));
+
+#if 0
+ copy_array(path1,new_path,0,0);
+ copy_array('\0',new_path,0,(sizeof(path1)/sizeof(char)));
+ copy_array(path2,new_path,0,(sizeof(path1)/sizeof(char))+1);
+ old method now trying to use copy_array
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))+1];
+ for (x=0;x<=(sizeof(path1)/sizeof(char))-1;x++){
+ new_path[x]=path1[x];
+ }
+ new_path[x+1]='/';
+ for (x=(sizeof(path1)/sizeof(char)) ,i=0 ;i<=(sizeof(path2)/sizeof(char));x++,i++){
+ new_path[x]=path2[i];
+ }
+#endif
+
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]=='/') {
+ /*need to remove a "/". */
+ /*yaffs does not mind the extra slash. */
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))-1];
+
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strncat("",path2,(sizeof(path1)/sizeof(char))-1)));
+ //return new_path;
+ }
+ else{
+ //error
+ //return -1;
+ }
+}
+
+
+
+void test(char*yaffs_test_dir){
+ char output=0;
+ char name[MAX_FILE_NAME_SIZE+3 ]="apple\0";
+ char path[MAX_FILE_NAME_SIZE];
+ join_paths(yaffs_test_dir,name,path);
+ while(1)
+ {
+ path[0]='\0';// this should clear the path
+ generate_random_string(name);
+ join_paths(yaffs_test_dir,name,path);
+ add_to_buffer(&message_buffer,"trying to open file: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_open(path,O_CREAT | O_TRUNC| O_RDWR, S_IREAD | S_IWRITE);
+ yaffs_check_for_errors(output, &message_buffer,"failed to open file","opened file");
+ }
+}
+void generate_random_string(char *ptr){
+ unsigned int x;
+ unsigned int length=((rand() %MAX_FILE_NAME_SIZE)+1); /*creates a int with the number of charecters been between 1 and 51*/
+ char letter='\0';
+ //printf("generating string\n");
+ //printf("string length is %d\n",length);
+ for (x=0; x <= (length-2) &&length>2 ; x++)
+ {
+ //printf("x=%d\n",x);
+ /* keep generating a charecter until the charecter is legal*/
+ while((letter=='\0' )||(letter=='/')||(letter=='\\')){
+ letter=(rand() % 126-32)+32; /*generate a number between 32 and 126 and uses it as a charecter (letter) */
+ }
+ ptr[x]=letter;
+ //printf("charecter generated is %c\n",ptr[x]);
+ }
+ ptr[x+1]='\0'; /*adds NULL charecter to turn it into a string*/
+
+}
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __YAFFS_TESTER_H__
+ #define __YAFFS_TESTER_H__
+
+#include <string.h>
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+
+#include "yaffsfs.h" /* it is in "yaffs2/direct/" link it in the Makefile */
+#include "message_buffer.h"
+#include "error_handler.h"
+
+
+#define MAX_FILE_NAME_SIZE 51
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]); /*sets up yaffs and mounts yaffs */
+void test(char *yaffs_test_dir); /*contains the test code*/
+void generate_random_string(char *ptr); /*generates a random string of letters to be used for a name*/
+void join_paths(char *path1,char *path2,char *newpath );
+void copy_array(char *from,char *to, unsigned int from_offset,unsigned int to_offset);
+#endif
--- /dev/null
+# Makefile for YAFFS direct stress tests
+#
+#
+# YAFFS: Yet another Flash File System. A NAND-flash specific file system.
+#
+# Copyright (C) 2003-2010 Aleph One Ltd.
+#
+#
+# Created by Charles Manning <charles@aleph1.co.uk>
+#
+# 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.
+#
+# NB Warning this Makefile does not include header dependencies.
+#
+# $Id: Makefile,v 1.7 2010-02-25 22:34:47 charles Exp $
+
+#EXTRA_COMPILE_FLAGS = -DYAFFS_IGNORE_TAGS_ECC
+
+CFLAGS = -DCONFIG_YAFFS_DIRECT -DCONFIG_YAFFS_SHORT_NAMES_IN_RAM -DCONFIG_YAFFS_YAFFS2
+CFLAGS += -DCONFIG_YAFFS_PROVIDE_DEFS -DCONFIG_YAFFSFS_PROVIDE_VALUES
+CFLAGS += -Wall -g $(EXTRA_COMPILE_FLAGS) -Wstrict-aliasing
+#CFLAGS += -fno-strict-aliasing
+CFLAGS += -O0
+CFLAGS += -Wextra -Wpointer-arith
+#CFLAGS += -DCONFIG_YAFFS_VALGRIND_TEST
+
+#CFLAGS+= -Wshadow -Wpointer-arith -Wwrite-strings -Wstrict-prototypes -Wmissing-declarations
+#CFLAGS+= -Wmissing-prototypes -Wredundant-decls -Wnested-externs -Winline
+
+
+COMMONTESTOBJS = yaffscfg2k.o yaffs_ecc.o yaffs_fileem.o yaffs_fileem2k.o yaffsfs.o yaffs_guts.o \
+ yaffs_packedtags1.o yaffs_ramdisk.o yaffs_ramem2k.o \
+ yaffs_tagscompat.o yaffs_packedtags2.o yaffs_tagsvalidity.o yaffs_nand.o \
+ yaffs_checkptrw.o yaffs_qsort.o\
+ yaffs_nameval.o \
+ yaffs_norif1.o ynorsim.o \
+ yaffs_allocator.o \
+ yaffs_bitmap.o \
+ yaffs_yaffs1.o \
+ yaffs_yaffs2.o \
+ yaffs_verify.o
+
+# yaffs_checkptrwtest.o\
+
+YAFFSTESTOBJS = $(COMMONTESTOBJS) yaffs_tester.o message_buffer.o error_handler.o
+
+
+ALLOBJS = $(sort $(YAFFSTESTOBJS))
+
+YAFFSSYMLINKS = devextras.h yaffs_ecc.c yaffs_ecc.h yaffs_guts.c yaffs_guts.h yaffsinterface.h yportenv.h yaffs_tagscompat.c yaffs_tagscompat.h \
+ yaffs_packedtags1.c yaffs_packedtags1.h yaffs_packedtags2.c yaffs_packedtags2.h yaffs_nandemul2k.h \
+ yaffs_nand.c yaffs_nand.h yaffs_getblockinfo.h yaffs_list.h \
+ yaffs_tagsvalidity.c yaffs_tagsvalidity.h yaffs_checkptrw.h yaffs_checkptrw.c \
+ yaffs_nameval.c yaffs_nameval.h \
+ yaffs_qsort.c yaffs_qsort.h yaffs_trace.h \
+ yaffs_allocator.c yaffs_allocator.h \
+ yaffs_yaffs1.c yaffs_yaffs1.h \
+ yaffs_yaffs2.c yaffs_yaffs2.h \
+ yaffs_bitmap.c yaffs_bitmap.h \
+ yaffs_verify.c yaffs_verify.h
+
+YAFFSDIRECTSYMLINKS = yaffsfs.c yaffs_flashif.h yaffs_flashif2.h\
+ yaffsfs.h yaffs_malloc.h ydirectenv.h \
+ yaffs_flashif.c yaffscfg.h \
+ yaffs_nandif.c yaffs_nandif.h
+
+
+DIRECTEXTRASYMLINKS = yaffscfg2k.c yaffs_fileem2k.c yaffs_fileem2k.h\
+ yaffs_fileem.c yaffs_norif1.c yaffs_norif1.h \
+ yaffs_ramdisk.c yaffs_ramdisk.h yaffs_ramem2k.c \
+ ynorsim.h ynorsim.c
+
+SYMLINKS = $(YAFFSSYMLINKS) $(YAFFSDIRECTSYMLINKS) $(DIRECTEXTRASYMLINKS)
+#all: directtest2k boottest
+
+all: yaffs_tester
+
+$(ALLOBJS): %.o: %.c
+ gcc -c $(CFLAGS) -o $@ $<
+
+
+$(YAFFSSYMLINKS):
+ ln -s ../../../$@ $@
+
+$(YAFFSDIRECTSYMLINKS):
+ ln -s ../../$@ $@
+
+$(DIRECTEXTRASYMLINKS):
+ ln -s ../../basic-test/$@ $@
+
+
+yaffs_tester: $(SYMLINKS) $(YAFFSTESTOBJS)
+ gcc $(CFLLAG) -o $@ $(YAFFSTESTOBJS)
+
+
+
+
+
+
+clean:
+ rm -f yaffs_tester $(ALLOBJS) core $(SYMLINKS) log.txt
--- /dev/null
+This directory "freezes" the yaffs_tester programs in the state in which they produce a specific bug.
+
+This yaffs_tester testes the bug "error code 0, when yaffs has run out of handles"
+the yaffs_tester program may crash with another error before running out of handles.
+To fix this use remove the emkfile and use the seed 1288065181
+
+./yaffs_tester -seed 1288065181
+
+
+for more information on this bug see the error.txt file
--- /dev/null
+log file for yaffs tester
+welcome to the yaffs tester
+setting seed to 1288065181
+joining paths:/yaffs2/test_dir and apple
+joining paths:/yaffs2/test_dir and ,,,,,,,,
+trying to open file: /yaffs2/test_dir/,,,,,,,,
+opened file
+joining paths:/yaffs2/test_dir and 3333,
+trying to open file: /yaffs2/test_dir/3333,
+opened file
+joining paths:/yaffs2/test_dir and qqqqqqqqqqqqqqqqqqqqqqqqqqq
+trying to open file: /yaffs2/test_dir/qqqqqqqqqqqqqqqqqqqqqqqqqqq
+opened file
+joining paths:/yaffs2/test_dir and }}}}}}}}}}}}}}}}}}}}}}q
+trying to open file: /yaffs2/test_dir/}}}}}}}}}}}}}}}}}}}}}}q
+opened file
+joining paths:/yaffs2/test_dir and \f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f
+trying to open file: /yaffs2/test_dir/\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f
+opened file
+joining paths:/yaffs2/test_dir and \f
+trying to open file: /yaffs2/test_dir/\f
+opened file
+joining paths:/yaffs2/test_dir and 22222222222\f
+trying to open file: /yaffs2/test_dir/22222222222\f
+opened file
+joining paths:/yaffs2/test_dir and zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
+trying to open file: /yaffs2/test_dir/zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
+opened file
+joining paths:/yaffs2/test_dir and LLLLLLLLLLLLLLLLLLLLLLLLLLLLLL
+trying to open file: /yaffs2/test_dir/LLLLLLLLLLLLLLLLLLLLLLLLLLLLLL
+opened file
+joining paths:/yaffs2/test_dir and \1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e
+trying to open file: /yaffs2/test_dir/\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e\1e
+opened file
+joining paths:/yaffs2/test_dir and \1e
+trying to open file: /yaffs2/test_dir/\1e
+opened file
+joining paths:/yaffs2/test_dir and %%%%%%%%%\1e
+trying to open file: /yaffs2/test_dir/%%%%%%%%%\1e
+opened file
+joining paths:/yaffs2/test_dir and WWWWWWWWWWWWWWWW\1e
+trying to open file: /yaffs2/test_dir/WWWWWWWWWWWWWWWW\1e
+opened file
+joining paths:/yaffs2/test_dir and mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm
+trying to open file: /yaffs2/test_dir/mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm
+opened file
+joining paths:/yaffs2/test_dir and nnnnnnnnm
+trying to open file: /yaffs2/test_dir/nnnnnnnnm
+opened file
+joining paths:/yaffs2/test_dir and bbbbbbbbbbbbbbbbbbbbbbbbbbbm
+trying to open file: /yaffs2/test_dir/bbbbbbbbbbbbbbbbbbbbbbbbbbbm
+opened file
+joining paths:/yaffs2/test_dir and ffffffffffffffb
+trying to open file: /yaffs2/test_dir/ffffffffffffffb
+opened file
+joining paths:/yaffs2/test_dir and f
+trying to open file: /yaffs2/test_dir/f
+opened file
+joining paths:/yaffs2/test_dir and 22222222222222b
+trying to open file: /yaffs2/test_dir/22222222222222b
+opened file
+joining paths:/yaffs2/test_dir and IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIm
+trying to open file: /yaffs2/test_dir/IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIm
+opened file
+joining paths:/yaffs2/test_dir and yyyyyyyyyyI
+trying to open file: /yaffs2/test_dir/yyyyyyyyyyI
+opened file
+joining paths:/yaffs2/test_dir and KKKKKKy
+trying to open file: /yaffs2/test_dir/KKKKKKy
+opened file
+joining paths:/yaffs2/test_dir and vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvI
+trying to open file: /yaffs2/test_dir/vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvI
+opened file
+joining paths:/yaffs2/test_dir and +++++++++++++++++++++++++++++++++m
+trying to open file: /yaffs2/test_dir/+++++++++++++++++++++++++++++++++m
+opened file
+joining paths:/yaffs2/test_dir and YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY
+trying to open file: /yaffs2/test_dir/YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY
+opened file
+joining paths:/yaffs2/test_dir and 2222222222222222222222222222222222222222222222Y
+trying to open file: /yaffs2/test_dir/2222222222222222222222222222222222222222222
+opened file
+joining paths:/yaffs2/test_dir and UUUUUUUUUUUUUUUUUUU2
+trying to open file: /yaffs2/test_dir/UUUUUUUUUUUUUUUUUUU2
+opened file
+joining paths:/yaffs2/test_dir and U
+trying to open file: /yaffs2/test_dir/U
+opened file
+joining paths:/yaffs2/test_dir and \1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d2
+trying to open file: /yaffs2/test_dir/\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d\1d2
+opened file
+joining paths:/yaffs2/test_dir and IIIIIIIIIIIIIIIIIIIII\1d
+trying to open file: /yaffs2/test_dir/IIIIIIIIIIIIIIIIIIIII\1d
+opened file
+joining paths:/yaffs2/test_dir and AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+trying to open file: /yaffs2/test_dir/AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+opened file
+joining paths:/yaffs2/test_dir and \ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5A
+trying to open file: /yaffs2/test_dir/\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5\ 5A
+opened file
+joining paths:/yaffs2/test_dir and
+trying to open file: /yaffs2/test_dir/
+opened file
+joining paths:/yaffs2/test_dir and VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV
+trying to open file: /yaffs2/test_dir/VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV
+opened file
+joining paths:/yaffs2/test_dir and XXXXXXXXXXXXXXV
+trying to open file: /yaffs2/test_dir/XXXXXXXXXXXXXXV
+opened file
+joining paths:/yaffs2/test_dir and HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHV
+trying to open file: /yaffs2/test_dir/HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
+opened file
+joining paths:/yaffs2/test_dir and DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDH
+trying to open file: /yaffs2/test_dir/DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDH
+opened file
+joining paths:/yaffs2/test_dir and -------------------------------------D
+trying to open file: /yaffs2/test_dir/-------------------------------------D
+opened file
+joining paths:/yaffs2/test_dir and rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrD
+trying to open file: /yaffs2/test_dir/rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrD
+opened file
+joining paths:/yaffs2/test_dir and pppppppppr
+trying to open file: /yaffs2/test_dir/pppppppppr
+opened file
+joining paths:/yaffs2/test_dir and |||||||||||||||||||||||||r
+trying to open file: /yaffs2/test_dir/|||||||||||||||||||||||||r
+opened file
+joining paths:/yaffs2/test_dir and \19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19r
+trying to open file: /yaffs2/test_dir/\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19\19r
+opened file
+joining paths:/yaffs2/test_dir and MM\19
+trying to open file: /yaffs2/test_dir/MM\19
+opened file
+joining paths:/yaffs2/test_dir and
+trying to open file: /yaffs2/test_dir/
+opened file
+joining paths:/yaffs2/test_dir and ppppppppp
+trying to open file: /yaffs2/test_dir/ppppppppp
+opened file
+joining paths:/yaffs2/test_dir and ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+trying to open file: /yaffs2/test_dir/;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+opened file
+joining paths:/yaffs2/test_dir and 55555;
+trying to open file: /yaffs2/test_dir/55555;
+opened file
+joining paths:/yaffs2/test_dir and *******************************************H
+trying to open file: /yaffs2/test_dir/*******************************************
+opened file
+joining paths:/yaffs2/test_dir and @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*
+trying to open file: /yaffs2/test_dir/@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*
+opened file
+joining paths:/yaffs2/test_dir and fffffffffffffffffffffffff@
+trying to open file: /yaffs2/test_dir/fffffffffffffffffffffffff@
+opened file
+joining paths:/yaffs2/test_dir and #############################@
+trying to open file: /yaffs2/test_dir/#############################@
+opened file
+joining paths:/yaffs2/test_dir and YYYYYYYYYYYYYYYYYYY#
+trying to open file: /yaffs2/test_dir/YYYYYYYYYYYYYYYYYYY#
+opened file
+joining paths:/yaffs2/test_dir and 8888888888888888888888888888888888
+trying to open file: /yaffs2/test_dir/8888888888888888888888888888888888
+opened file
+joining paths:/yaffs2/test_dir and \ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3*
+trying to open file: /yaffs2/test_dir/\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3\ 3*
+opened file
+joining paths:/yaffs2/test_dir and \v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\ 3
+trying to open file: /yaffs2/test_dir/\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\v\ 3
+opened file
+joining paths:/yaffs2/test_dir and %%%%%%%%%%%%%%%%%%%%%%%%\ 3
+trying to open file: /yaffs2/test_dir/%%%%%%%%%%%%%%%%%%%%%%%%\ 3
+opened file
+joining paths:/yaffs2/test_dir and %
+trying to open file: /yaffs2/test_dir/%
+opened file
+joining paths:/yaffs2/test_dir and llllllllllllllllllllllllllllllllllllllllll*
+trying to open file: /yaffs2/test_dir/llllllllllllllllllllllllllllllllllllllllll*
+opened file
+joining paths:/yaffs2/test_dir and ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
+trying to open file: /yaffs2/test_dir/]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
+opened file
+joining paths:/yaffs2/test_dir and ]
+trying to open file: /yaffs2/test_dir/]
+opened file
+joining paths:/yaffs2/test_dir and ]
+trying to open file: /yaffs2/test_dir/]
+opened file
+joining paths:/yaffs2/test_dir and ]
+trying to open file: /yaffs2/test_dir/]
+opened file
+joining paths:/yaffs2/test_dir and JJJ]
+trying to open file: /yaffs2/test_dir/JJJ]
+opened file
+joining paths:/yaffs2/test_dir and DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD]
+trying to open file: /yaffs2/test_dir/DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD]
+opened file
+joining paths:/yaffs2/test_dir and [[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[]
+trying to open file: /yaffs2/test_dir/[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[
+opened file
+joining paths:/yaffs2/test_dir and $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$[
+trying to open file: /yaffs2/test_dir/$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$[
+opened file
+joining paths:/yaffs2/test_dir and 99999999999999999$
+trying to open file: /yaffs2/test_dir/99999999999999999$
+opened file
+joining paths:/yaffs2/test_dir and [
+trying to open file: /yaffs2/test_dir/ [
+opened file
+joining paths:/yaffs2/test_dir and YYYYYYYYYYYYYYY
+trying to open file: /yaffs2/test_dir/YYYYYYYYYYYYYYY
+opened file
+joining paths:/yaffs2/test_dir and aaaaaaaaaaaaaaaaaaaaaaaa
+trying to open file: /yaffs2/test_dir/aaaaaaaaaaaaaaaaaaaaaaaa
+opened file
+joining paths:/yaffs2/test_dir and &&&&&&&&&&&&&&&&&&&&&&&&
+trying to open file: /yaffs2/test_dir/&&&&&&&&&&&&&&&&&&&&&&&&
+opened file
+joining paths:/yaffs2/test_dir and >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+trying to open file: /yaffs2/test_dir/>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+opened file
+joining paths:/yaffs2/test_dir and BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB[
+trying to open file: /yaffs2/test_dir/BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
+opened file
+joining paths:/yaffs2/test_dir and \ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4
+trying to open file: /yaffs2/test_dir/\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4\ 4
+opened file
+joining paths:/yaffs2/test_dir and ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,\ 4
+trying to open file: /yaffs2/test_dir/,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,\ 4
+opened file
+joining paths:/yaffs2/test_dir and ===================================,
+trying to open file: /yaffs2/test_dir/===================================,
+opened file
+joining paths:/yaffs2/test_dir and hhhhhh=
+trying to open file: /yaffs2/test_dir/hhhhhh=
+opened file
+joining paths:/yaffs2/test_dir and h
+trying to open file: /yaffs2/test_dir/h
+opened file
+joining paths:/yaffs2/test_dir and CCCCCCCC=
+trying to open file: /yaffs2/test_dir/CCCCCCCC=
+opened file
+joining paths:/yaffs2/test_dir and 9999C
+trying to open file: /yaffs2/test_dir/9999C
+opened file
+joining paths:/yaffs2/test_dir and qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq=
+trying to open file: /yaffs2/test_dir/qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq=
+opened file
+joining paths:/yaffs2/test_dir and YYYYYYYYYYYq
+trying to open file: /yaffs2/test_dir/YYYYYYYYYYYq
+opened file
+joining paths:/yaffs2/test_dir and AAAAAAAAAAAAAq
+trying to open file: /yaffs2/test_dir/AAAAAAAAAAAAAq
+opened file
+joining paths:/yaffs2/test_dir and ddddddddddddddddddddddddddddddddddddddddd\ 4
+trying to open file: /yaffs2/test_dir/ddddddddddddddddddddddddddddddddddddddddd\ 4
+opened file
+joining paths:/yaffs2/test_dir and [[[[[[[[[[[[[[[[[[[d
+trying to open file: /yaffs2/test_dir/[[[[[[[[[[[[[[[[[[[d
+opened file
+joining paths:/yaffs2/test_dir and BBBBBBBBBBBBB[
+trying to open file: /yaffs2/test_dir/BBBBBBBBBBBBB[
+opened file
+joining paths:/yaffs2/test_dir and 99999999999999999999999999999999d
+trying to open file: /yaffs2/test_dir/99999999999999999999999999999999d
+opened file
+joining paths:/yaffs2/test_dir and >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>d
+trying to open file: /yaffs2/test_dir/>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>d
+opened file
+joining paths:/yaffs2/test_dir and {{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{\ 4
+trying to open file: /yaffs2/test_dir/{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{
+opened file
+joining paths:/yaffs2/test_dir and 99999999999999999999999999999999999999999{
+trying to open file: /yaffs2/test_dir/99999999999999999999999999999999999999999{
+opened file
+joining paths:/yaffs2/test_dir and KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK9
+trying to open file: /yaffs2/test_dir/KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK9
+opened file
+joining paths:/yaffs2/test_dir and NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN9
+trying to open file: /yaffs2/test_dir/NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN9
+opened file
+joining paths:/yaffs2/test_dir and NNNNNNNNNNNNNNNNNNNNNNNN
+trying to open file: /yaffs2/test_dir/NNNNNNNNNNNNNNNNNNNNNNNN
+opened file
+joining paths:/yaffs2/test_dir and \ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1
+trying to open file: /yaffs2/test_dir/\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1\ 1
+opened file
+joining paths:/yaffs2/test_dir and mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm\ 1
+trying to open file: /yaffs2/test_dir/mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm\ 1
+opened file
+joining paths:/yaffs2/test_dir and $$$$$$$$$$$$$$m
+trying to open file: /yaffs2/test_dir/$$$$$$$$$$$$$$m
+opened file
+joining paths:/yaffs2/test_dir and 99999999999999999999999999999999999999999999999999
+trying to open file: /yaffs2/test_dir/9999999999999999999999999999999999999999999
+opened file
+joining paths:/yaffs2/test_dir and nnnnnnnn9
+trying to open file: /yaffs2/test_dir/nnnnnnnn9
+opened file
+joining paths:/yaffs2/test_dir and LLLLLLLLLLLLLLLLLLLLLLLLLLLLL9
+trying to open file: /yaffs2/test_dir/LLLLLLLLLLLLLLLLLLLLLLLLLLLLL9
+opened file
+joining paths:/yaffs2/test_dir and ==========================L
+trying to open file: /yaffs2/test_dir/==========================L
+opened file
+joining paths:/yaffs2/test_dir and YYYYYYYYYYYYYYYYYYYYYYYYYYYYY9
+trying to open file: /yaffs2/test_dir/YYYYYYYYYYYYYYYYYYYYYYYYYYYYY9
+
+error##########
+failed to open file
+error_code:
+Unknown error code
+
+
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * error_handler.c contains code for checking yaffs function calls for errors.
+ */
+#include "error_handler.h"
+
+
+typedef struct error_codes_template {
+ int code;
+ char * text;
+}error_entry;
+
+const error_entry error_list[] = {
+ { ENOMEM , "ENOMEM" },
+ { EBUSY , "EBUSY"},
+ { ENODEV , "ENODEV"},
+ { EINVAL , "EINVAL"},
+ { EBADF , "EBADF"},
+ { EACCES , "EACCES"},
+ { EXDEV , "EXDEV" },
+ { ENOENT , "ENOENT"},
+ { ENOSPC , "ENOSPC"},
+ { ERANGE , "ERANGE"},
+ { ENODATA, "ENODATA"},
+ { ENOTEMPTY, "ENOTEMPTY"},
+ { ENAMETOOLONG,"ENAMETOOLONG"},
+ { ENOMEM , "ENOMEM"},
+ { EEXIST , "EEXIST"},
+ { ENOTDIR , "ENOTDIR"},
+ { EISDIR , "EISDIR"},
+ { 0, NULL }
+};
+
+const char * error_to_str(int err)
+{
+ error_entry *e = error_list;
+ if (err < 0)
+ err = -err;
+ while(e->code && e->text){
+ if(err == e->code)
+ return e->text;
+ e++;
+ }
+ return "Unknown error code";
+}
+
+void yaffs_check_for_errors(char output, buffer *message_buffer,char error_message[],char success_message[]){
+ char dummy[10];
+ unsigned int x=0;
+ int yaffs_error=-1;
+ char error_found=0;
+ if (output==-1)
+ {
+ add_to_buffer(message_buffer, "\nerror##########",MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, error_message,MESSAGE_LEVEL_ERROR,PRINT);
+ add_to_buffer(message_buffer, "error_code: ",MESSAGE_LEVEL_ERROR,PRINT);
+ yaffs_error=yaffs_get_error();
+ if (MESSAGE_LEVEL_ERROR<=DEBUG_LEVEL) printf("%d\n",yaffs_error); /*cannot yet add int types to buffer. this is a quick fix*/
+ add_to_buffer(message_buffer, error_to_str(yaffs_error),MESSAGE_LEVEL_ERROR,NPRINT);
+ append_to_buffer(message_buffer, "\n\n",MESSAGE_LEVEL_ERROR,PRINT);
+
+ scanf("%c",dummy); /*this line causes a segmentation fault. Need a better way of waiting for a key press*/
+ //print_buffer(message_buffer,PRINT_ALL);
+
+ }
+ else{
+ add_to_buffer(message_buffer, success_message,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ }
+}
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __error_handler_h__
+#define __error_handler_h__
+#include <stdio.h>
+#include "message_buffer.h"
+#include "yaffsfs.h"
+#define DEBUG_LEVEL 5 /*set the debug level. this is used to display the relevent debug messages*/
+void yaffs_check_for_errors(char output, buffer *message_buffer, char error_message[], char success_message[]);
+#endif
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * message_buffer.c contains code for a message buffer .
+ */
+
+#include "message_buffer.h"
+
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print){
+ /*wrapper function for add_to_buffer_root_function*/
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,DO_NOT_APPEND_MESSAGE,print);
+}
+
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print){
+ char message[20];
+ sprintf(message, "%d",num);
+ add_to_buffer_root_function(p_Buffer,message, message_level,APPEND_MESSAGE,print);
+}
+
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print){
+ FILE *log_handle;
+
+ if (append==APPEND_MESSAGE){ /* append current message*/
+ strncat(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH);
+ }
+ else {
+
+ /*move the head up one. the head always points at the last written data*/
+ p_Buffer->head++;
+
+ /*printf("p_Buffer->tail=%d\n",p_Buffer->tail);*/
+ /*printf("p_Buffer->head=%d\n",p_Buffer->head);*/
+ if (p_Buffer->head >=BUFFER_SIZE-1) {
+ /*printf("buffer overflow\n");*/
+ p_Buffer->head -= (BUFFER_SIZE-1); /*wrap the head around the buffer*/
+ /*printf("new p_Buffer->head=%d\n",p_Buffer->head);*/
+ }
+ /*if the buffer is full then delete last entry by moving the tail*/
+ if (p_Buffer->head==p_Buffer->tail){
+ /*printf("moving buffer tail from %d to ",p_Buffer->tail);*/
+ p_Buffer->tail++;
+ if (p_Buffer->tail >=BUFFER_SIZE) p_Buffer->tail -= BUFFER_SIZE;/*wrap the tail around the buffer*/
+ /*printf("%d\n",p_Buffer->tail);*/
+
+ }
+
+ p_Buffer->message_level[p_Buffer->head]=message_level; /*copy the message level*/
+ strncpy(p_Buffer->message[p_Buffer->head],message,BUFFER_MESSAGE_LENGTH); /*copy the message*/
+ /*printf("copied %s into p_Buffer->message[p_Buffer->head]: %s\n",message,p_Buffer->message[p_Buffer->head]);
+ printf("extra %s\n",p_Buffer->message[p_Buffer->head]);*/
+ }
+ if ((p_Buffer->message_level[p_Buffer->head]<=DEBUG_LEVEL)&& (print==PRINT)){
+ /*printf("printing buffer 1\n");
+ // the print buffer function is not working this is just a quick fix
+ print_buffer(p_Buffer,1); //if the debug level is higher enough then print the new message
+ */
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ log_handle=fopen(LOG_FILE,"a");
+ if (log_handle!=NULL){
+ fputs(p_Buffer->message[p_Buffer->head],log_handle);
+ fputs("\n",log_handle);
+ fclose(log_handle);
+ }
+ }
+}
+
+
+
+void print_buffer(buffer *p_Buffer, int number_of_messages_to_print){
+ int x=0;
+ int i=0;
+ printf("print buffer\n");
+ printf("buffer head:%d\n",p_Buffer->head);
+ printf("buffer tail:%d\n",p_Buffer->tail);
+
+ if (number_of_messages_to_print==PRINT_ALL) number_of_messages_to_print=BUFFER_SIZE;
+// printf("number_of_messages_to_print=%d\n",number_of_messages_to_print);
+ for (i=0,x=0; (x>=p_Buffer->tail) && (i<number_of_messages_to_print); i++, x--){
+// printf("printing buffer\n");
+// printf("x:%d\n",x);
+ if (x<0) x = BUFFER_SIZE-1; /*wrap x around buffer*/
+ printf("%s\n",p_Buffer->message[p_Buffer->head]);
+ printf("printed buffer\n");
+ }
+
+}
+
+
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __message_buffer__
+#define __message_buffer__
+
+#include <stdio.h>
+#include <string.h>
+#define PRINT 1
+#define NPRINT 0
+#define APPEND_MESSAGE 1
+#define DO_NOT_APPEND_MESSAGE 0
+#define PRINT_ALL -1 /*this is used to print all of the messages in a buffer*/
+#define BUFFER_MESSAGE_LENGTH 60 /*number of char in message*/
+#define BUFFER_SIZE 50 /*number of messages in buffer*/
+#define MESSAGE_LEVEL_ERROR 0
+#define MESSAGE_LEVEL_BASIC_TASKS 1
+
+#define LOG_FILE "log.txt"
+typedef struct buffer_template{
+ char message[BUFFER_SIZE][BUFFER_MESSAGE_LENGTH];
+ int head;
+ int tail;
+ char message_level[BUFFER_SIZE];
+}buffer;
+#include "error_handler.h" /*include this for the debug level*/
+
+
+void print_buffer(buffer *p_Buffer,int number_of_messages_to_print); /*print messages in the buffer*/
+/*wrapper functions for add_to_buffer_root_function*/
+void add_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void append_to_buffer(buffer *p_Buffer, char *message,char message_level,char print);
+void add_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+void append_int_to_buffer(buffer *p_Buffer, int num,char message_level,char print);
+
+void add_to_buffer_root_function(buffer *p_Buffer, char *message,char message_level,char append,char print);
+#endif
--- /dev/null
+/*
+ * 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 Timothy Manning <timothy@yaffs.net>
+ *
+ * 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.
+ */
+
+/*
+ * yaffs_tester.c designed to stress test yaffs2 direct.
+ */
+
+
+#include "yaffs_tester.h"
+
+
+
+int random_seed;
+int simulate_power_failure = 0;
+
+
+buffer message_buffer; /*create message_buffer */
+
+
+
+int main(int argc, char *argv[]){
+ char yaffs_test_dir[] ="/yaffs2/test_dir"; /*the path to the directory where all of the testing will take place*/
+ char yaffs_mount_dir[]="/yaffs2/"; /*the path to the mount point which yaffs will mount*/
+
+ init(yaffs_test_dir,yaffs_mount_dir,argc,argv);
+ test(yaffs_test_dir);
+ yaffs_unmount(yaffs_mount_dir);
+ return 0;
+}
+
+
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]){
+ char output=0;
+ int x=0;
+ int seed=-1;
+ FILE *log_handle;
+ /*these variables are already set to zero, but it is better not to take chances*/
+ message_buffer.head=0;
+ message_buffer.tail=0;
+
+
+ log_handle=fopen(LOG_FILE,"w");
+ if (log_handle!=NULL){
+ fputs("log file for yaffs tester\n",log_handle);
+ fclose(log_handle);
+ }
+ add_to_buffer(&message_buffer,"welcome to the yaffs tester",MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+ yaffs_start_up();
+ yaffs_mount(yaffs_mount_dir);
+ for (x=0;x<argc;x++){
+// add_to_buffer(&message_buffer,"argv ",MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+// add_to_buffer(&message_buffer,argv[x],MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if (strcmp("-seed",argv[x])==0){ /*warning only compares the length of the strings, quick fix*/
+ seed= atoi(argv[x+1]);
+ /*add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,"\n",MESSAGE_LEVEL_BASIC_TASKS,PRINT);*/
+ }
+ }
+ if (seed==-1){
+ seed=time(NULL);
+ srand(seed);
+ }
+ else {
+ srand(seed);
+ }
+ add_to_buffer(&message_buffer,"setting seed to ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_int_to_buffer(&message_buffer,seed,MESSAGE_LEVEL_BASIC_TASKS,PRINT);/* print boot up message*/
+
+ if (yaffs_access(yaffs_test_dir,0)) /* if the test folder does not exist then create it */
+ {
+ add_to_buffer(&message_buffer,"creating dir: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,yaffs_test_dir,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_mkdir(yaffs_test_dir,S_IREAD | S_IWRITE);
+ yaffs_check_for_errors(output, &message_buffer,"could not create dir","created dir\n\n");
+ }
+
+}
+void join_paths(char *path1,char *path2,char *new_path ){
+
+/* printf("strlen path1:%d\n",strlen(path1));
+ printf("strlen path2:%d\n",strlen(path2));
+ printf("path1; %s\n",path1);
+*/
+ add_to_buffer(&message_buffer, "joining paths:",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path1,MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, " and ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer, path2,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ if ( (path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]!='/') {
+ /*paths are compatiable. concatanate them. note -2 is because of \0*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]=='/') {
+ /*paths are compatiable. concatanate them*/
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
+ //strcpy(new_path,strcat(path1,path2));
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]!='/') {
+ /*need to add a "/". */
+ strcat(new_path,path1);
+ strcat(new_path,"/");
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strcat("/\0",path2)));
+
+#if 0
+ copy_array(path1,new_path,0,0);
+ copy_array('\0',new_path,0,(sizeof(path1)/sizeof(char)));
+ copy_array(path2,new_path,0,(sizeof(path1)/sizeof(char))+1);
+ old method now trying to use copy_array
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))+1];
+ for (x=0;x<=(sizeof(path1)/sizeof(char))-1;x++){
+ new_path[x]=path1[x];
+ }
+ new_path[x+1]='/';
+ for (x=(sizeof(path1)/sizeof(char)) ,i=0 ;i<=(sizeof(path2)/sizeof(char));x++,i++){
+ new_path[x]=path2[i];
+ }
+#endif
+
+ //return new_path;
+ }
+ else if ((path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]=='/') {
+ /*need to remove a "/". */
+ /*yaffs does not mind the extra slash. */
+ //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))-1];
+
+ strcat(new_path,path1);
+ strcat(new_path,path2);
+ //strcpy(new_path,strcat(path1,strncat("",path2,(sizeof(path1)/sizeof(char))-1)));
+ //return new_path;
+ }
+ else{
+ //error
+ //return -1;
+ }
+}
+
+
+
+void test(char*yaffs_test_dir){
+ char output=0;
+ char name[MAX_FILE_NAME_SIZE+3 ]="apple\0";
+ char path[MAX_FILE_NAME_SIZE];
+ join_paths(yaffs_test_dir,name,path);
+ while(1)
+ {
+ path[0]='\0';// this should clear the path
+ generate_random_string(name);
+ join_paths(yaffs_test_dir,name,path);
+ add_to_buffer(&message_buffer,"trying to open file: ",MESSAGE_LEVEL_BASIC_TASKS,NPRINT);
+ append_to_buffer(&message_buffer,path,MESSAGE_LEVEL_BASIC_TASKS,PRINT);
+ output=yaffs_open(path,O_CREAT | O_TRUNC| O_RDWR, S_IREAD | S_IWRITE);
+ yaffs_check_for_errors(output, &message_buffer,"failed to open file","opened file");
+ }
+}
+void generate_random_string(char *ptr){
+ unsigned int x;
+ unsigned int length=((rand() %MAX_FILE_NAME_SIZE)+1); /*creates a int with the number of charecters been between 1 and 51*/
+ char letter='\0';
+ //printf("generating string\n");
+ //printf("string length is %d\n",length);
+ for (x=0; x <= (length-2) &&length>2 ; x++)
+ {
+ //printf("x=%d\n",x);
+ /* keep generating a charecter until the charecter is legal*/
+ while((letter=='\0' )||(letter=='/')||(letter=='\\')){
+ letter=(rand() % 126-32)+32; /*generate a number between 32 and 126 and uses it as a charecter (letter) */
+ }
+ ptr[x]=letter;
+ //printf("charecter generated is %c\n",ptr[x]);
+ }
+ ptr[x+1]='\0'; /*adds NULL charecter to turn it into a string*/
+
+}
+
--- /dev/null
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Timothy Manning <timothy@yaffs.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __YAFFS_TESTER_H__
+ #define __YAFFS_TESTER_H__
+
+#include <string.h>
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+
+#include "yaffsfs.h" /* it is in "yaffs2/direct/" link it in the Makefile */
+#include "message_buffer.h"
+#include "error_handler.h"
+
+
+#define MAX_FILE_NAME_SIZE 51
+
+void init(char *yaffs_test_dir,char *yaffs_mount_dir,int argc, char *argv[]); /*sets up yaffs and mounts yaffs */
+void test(char *yaffs_test_dir); /*contains the test code*/
+void generate_random_string(char *ptr); /*generates a random string of letters to be used for a name*/
+void join_paths(char *path1,char *path2,char *newpath );
+void copy_array(char *from,char *to, unsigned int from_offset,unsigned int to_offset);
+#endif
projects / yaffs2.git / commitdiff