%{  /*   * base1fs: modifies file data only   */%}filter data;encoding_type none;debug on;%%%%intbase1fs_encode_block(const char *from, char *to, int len, const vnode_t *vp, const vfs_t *vfsp, u_long pagenum){    fistMemCpy(to, from, len);    return len;}intbase1fs_decode_block(const char *from, char *to, int len, const vnode_t *vp, const vfs_t *vfsp, u_long pagenum){    fistMemCpy(to, from, len);    return len;}/* * Local variables: * c-basic-offset: 4 * End: */