+}
+
+int yaffs_mount2(const YCHAR *path, int readonly)
+{
+ return yaffs_mount_common(path, readonly, 0);
+}
+
+int yaffs_mount(const YCHAR *path)
+{
+ return yaffs_mount_common(path, 0, 0);
+}
+
+int yaffs_sync(const YCHAR *path)
+{
+ int retVal = -1;
+ struct yaffs_dev *dev = NULL;
+ YCHAR *dummy;
+
+ if (!path) {
+ yaffsfs_SetError(-EFAULT);
+ return -1;
+ }
+
+ if (yaffsfs_CheckPath(path) < 0) {
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
+ yaffsfs_Lock();
+ dev = yaffsfs_FindDevice(path, &dummy);
+ if (dev) {
+ if (!dev->is_mounted)
+ yaffsfs_SetError(-EINVAL);
+ else if (dev->read_only)
+ yaffsfs_SetError(-EROFS);
+ else {
+
+ yaffs_flush_whole_cache(dev);
+ yaffs_checkpoint_save(dev);
+ retVal = 0;
+
+ }
+ } else
+ yaffsfs_SetError(-ENODEV);
+
+ yaffsfs_Unlock();
+ return retVal;
+}
+
+static int yaffsfs_IsDevBusy(struct yaffs_dev *dev)
+{
+ int i;
+ struct yaffs_obj *obj;
+
+ for (i = 0; i < YAFFSFS_N_HANDLES; i++) {
+ obj = yaffsfs_HandleToObject(i);
+ if (obj && obj->my_dev == dev)
+ return 1;
+ }
+ return 0;
+}
+
+int yaffs_remount(const YCHAR *path, int force, int read_only)
+{
+ int retVal = -1;
+ struct yaffs_dev *dev = NULL;
+
+ if (!path) {
+ yaffsfs_SetError(-EFAULT);
+ return -1;
+ }
+
+ if (yaffsfs_CheckPath(path) < 0) {
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
+ yaffsfs_Lock();
+ dev = yaffsfs_FindMountPoint(path);
+ if (dev) {
+ if (dev->is_mounted) {
+ yaffs_flush_whole_cache(dev);
+
+ if (force || !yaffsfs_IsDevBusy(dev)) {
+ if (read_only)
+ yaffs_checkpoint_save(dev);
+ dev->read_only = read_only ? 1 : 0;
+ retVal = 0;
+ } else
+ yaffsfs_SetError(-EBUSY);
+
+ } else
+ yaffsfs_SetError(-EINVAL);
+
+ } else
+ yaffsfs_SetError(-ENODEV);
+
+ yaffsfs_Unlock();
+ return retVal;
+
+}
+
+int yaffs_unmount2(const YCHAR *path, int force)
+{
+ int retVal = -1;
+ struct yaffs_dev *dev = NULL;
+
+ if (!path) {
+ yaffsfs_SetError(-EFAULT);
+ return -1;
+ }
+
+ if (yaffsfs_CheckPath(path) < 0) {
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
+ yaffsfs_Lock();
+ dev = yaffsfs_FindMountPoint(path);
+ if (dev) {
+ if (dev->is_mounted) {
+ int inUse;
+ yaffs_flush_whole_cache(dev);
+ yaffs_checkpoint_save(dev);
+ inUse = yaffsfs_IsDevBusy(dev);
+ if (!inUse || force) {
+ if (inUse)
+ yaffsfs_BreakDeviceHandles(dev);
+ yaffs_deinitialise(dev);
+
+ retVal = 0;
+ } else
+ yaffsfs_SetError(-EBUSY);
+
+ } else
+ yaffsfs_SetError(-EINVAL);
+
+ } else
+ yaffsfs_SetError(-ENODEV);
+
+ yaffsfs_Unlock();
+ return retVal;
+
+}
+
+int yaffs_unmount(const YCHAR *path)
+{
+ return yaffs_unmount2(path, 0);
+}
+
+Y_LOFF_T yaffs_freespace(const YCHAR *path)
+{
+ Y_LOFF_T retVal = -1;
+ struct yaffs_dev *dev = NULL;
+ YCHAR *dummy;
+
+ if (!path) {
+ yaffsfs_SetError(-EFAULT);
+ return -1;
+ }
+
+ if (yaffsfs_CheckPath(path) < 0) {
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
+ yaffsfs_Lock();
+ dev = yaffsfs_FindDevice(path, &dummy);
+ if (dev && dev->is_mounted) {
+ retVal = yaffs_get_n_free_chunks(dev);
+ retVal *= dev->data_bytes_per_chunk;
+
+ } else
+ yaffsfs_SetError(-EINVAL);
+
+ yaffsfs_Unlock();
+ return retVal;
+}
+
+Y_LOFF_T yaffs_totalspace(const YCHAR *path)
+{
+ Y_LOFF_T retVal = -1;
+ struct yaffs_dev *dev = NULL;
+ YCHAR *dummy;
+
+ if (!path) {
+ yaffsfs_SetError(-EFAULT);
+ return -1;
+ }
+
+ 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.chunks_per_block;
+ retVal *= dev->data_bytes_per_chunk;
+
+ } else
+ yaffsfs_SetError(-EINVAL);
+
+ yaffsfs_Unlock();
+ return retVal;
+}
+
+int yaffs_inodecount(const YCHAR *path)
+{
+ Y_LOFF_T retVal = -1;
+ struct yaffs_dev *dev = NULL;
+ YCHAR *dummy;
+
+ if (!path) {
+ yaffsfs_SetError(-EFAULT);
+ return -1;
+ }
+
+ if (yaffsfs_CheckPath(path) < 0) {
+ yaffsfs_SetError(-ENAMETOOLONG);
+ return -1;
+ }
+
+ yaffsfs_Lock();
+ dev = yaffsfs_FindDevice(path, &dummy);
+ if (dev && dev->is_mounted) {
+ int n_obj = dev->n_obj;
+ if (n_obj > dev->n_hardlinks)
+ retVal = n_obj - dev->n_hardlinks;