return retval;
}
+static int yaffsfs_CheckPath(const YCHAR *path)
+{
+ int n=0;
+ int divs=0;
+ while(*path && n < YAFFS_MAX_NAME_LENGTH && divs < 100){
+ if(yaffsfs_IsPathDivider(*path)){
+ n=0;
+ divs++;
+ } else
+ n++;
+ path++;
+ }
+
+ return (*path) ? -1 : 0;
+}
+
/* FindMountPoint only returns a dev entry if the path is a mount point */
static struct yaffs_dev *yaffsfs_FindMountPoint(const YCHAR *path)
{
u8 readRequested;
u8 writeRequested;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
/* O_EXCL only has meaning if O_CREAT is specified */
if(!(oflag & O_CREAT))
oflag &= ~(O_EXCL);
/* Not a reading handle */
yaffsfs_SetError(-EINVAL);
totalRead = -1;
+ } else if(nbyte > YAFFS_MAX_FILE_SIZE){
+ yaffsfs_SetError(-EINVAL);
+ totalRead = -1;
} else {
if(isPread)
startPos = offset;
struct yaffs_obj *dir = NULL;
int result = YAFFS_FAIL;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,path,0,1,&dir);
h = yaffsfs_GetHandlePointer(fd);
obj = yaffsfs_GetHandleObject(fd);
- if(!h || !obj){
- /* bad handle */
+ if(!h || !obj)
yaffsfs_SetError(-EBADF);
- } else {
+ else if(offset > YAFFS_MAX_FILE_SIZE)
+ yaffsfs_SetError(-EINVAL);
+ else {
if(whence == SEEK_SET){
if(offset >= 0)
pos = offset;
YCHAR *name;
int result = YAFFS_FAIL;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,path,0,0,NULL);
yaffsfs_Lock();
+ if(yaffsfs_CheckPath(newPath) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
olddir = yaffsfs_FindDirectory(NULL,oldPath,&oldname,0);
newdir = yaffsfs_FindDirectory(NULL,newPath,&newname,0);
obj = yaffsfs_FindObject(NULL,oldPath,0,0,NULL);
int retVal = -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,path,0,1,&dir);
int retVal = -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,path,0,1,&dir);
int retVal = -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,path,0,1,&dir);
int retVal = -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,path,0,1,&dir);
int retVal = -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,path,0,1, &dir);
int retval = -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
if(amode & ~(R_OK | W_OK | X_OK)){
yaffsfs_SetError(-EINVAL);
return -1;
struct yaffs_obj *dir=NULL;
int retVal = -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
if(mode & ~(0777)){
yaffsfs_SetError(-EINVAL);
return -1;
YCHAR *alt_path = NULL;
int retVal= -1;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
if(yaffsfs_alt_dir_path(path, &alt_path) < 0){
yaffsfs_SetError(-ENOMEM);
return -1;
int result;
YCHAR *alt_path;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
if(yaffsfs_alt_dir_path(path, &alt_path) < 0){
yaffsfs_SetError(-ENOMEM);
return -1;
T(YAFFS_TRACE_MOUNT,(TSTR("yaffs: Mounting %s" TENDSTR),path));
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
yaffsfs_InitHandles();
int retVal=-1;
struct yaffs_dev *dev=NULL;
YCHAR *dummy;
+
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
yaffsfs_Lock();
dev = yaffsfs_FindDevice(path,&dummy);
struct yaffs_dev *dev=NULL;
yaffsfs_Handle *yh;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
dev = yaffsfs_FindMountPoint(path);
if(dev){
int retVal=-1;
struct yaffs_dev *dev=NULL;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
dev = yaffsfs_FindMountPoint(path);
if(dev){
struct yaffs_dev *dev=NULL;
YCHAR *dummy;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
dev = yaffsfs_FindDevice(path,&dummy);
if(dev && dev->is_mounted){
struct yaffs_dev *dev=NULL;
YCHAR *dummy;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
dev = yaffsfs_FindDevice(path,&dummy);
if(dev && dev->is_mounted){
- retVal = (dev->param.end_block - dev->param.start_block + 1) - dev->param.n_reserved_blocks;
+ retVal = (dev->param.end_block - dev->param.start_block + 1) -
+ dev->param.n_reserved_blocks;
retVal *= dev->param.chunks_per_block;
retVal *= dev->data_bytes_per_chunk;
struct yaffs_dev *dev=NULL;
YCHAR *dummy;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
dev = yaffsfs_FindDevice(path,&dummy);
if(dev && dev->is_mounted) {
struct yaffs_obj *obj = NULL;
yaffsfs_DirectorySearchContext *dsc = NULL;
+ if(yaffsfs_CheckPath(dirname) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,dirname,0,1,NULL);
int retVal= -1;
int mode = 0; /* ignore for now */
+ if(yaffsfs_CheckPath(newpath) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
yaffsfs_Lock();
parent = yaffsfs_FindDirectory(NULL,newpath,&name,0);
if(!parent)
struct yaffs_obj *lnk = NULL;
int retVal = -1;
+ if(yaffsfs_CheckPath(linkpath) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
yaffsfs_Lock();
obj = yaffsfs_FindObject(NULL,oldpath,0,1,NULL);
pathname=pathname;
mode=mode;
dev=dev;
+
+ yaffsfs_SetError(-EINVAL);
return -1;
}
{
struct yaffs_obj *obj;
+ if(yaffsfs_CheckPath(path) < 0){
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
obj = yaffsfs_FindObject(NULL,path,0,1,NULL);
- return yaffsfs_CountHandles(obj);
+ if(obj)
+ return yaffsfs_CountHandles(obj);
+ else
+ return -1;
}
int yaffs_get_error(void)