o
0¦i; ã @ s G d d„ dƒZ dS )c @ sZ e Zd Zddd„Zdd„ Zdd„ Zd d
„ Zd d „ Zddd„Zdd„ Z ddd„Z
dd„ Z dS )ÚChunkTFc C sÎ dd l }d| _|| _|rd}nd}|| _| d¡| _t| jƒdk r#t‚z| |d | d¡¡d | _ W n |j
y> td ‚w |rG| j d | _ d| _ z| j ¡ | _
W n ttfya d| _Y d S w d| _d S ) Né Fú>ú<é ÚLé T)ÚstructÚclosedÚalignÚfileÚreadÚ chunknameÚlenÚEOFErrorZ unpack_fromÚ chunksizeÚerrorÚ size_readÚtellÚoffsetÚAttributeErrorÚOSErrorÚseekable)Úselfr r
Z bigendianZ
inclheaderr Zstrflag© r ú,/opt/alt/python310/lib64/python3.10/chunk.pyÚ__init__4 s0 ÿ ÿ
zChunk.__init__c C ó | j S ©N)r
©r r r r ÚgetnameN ó z
Chunk.getnamec C r r )r r r r r ÚgetsizeR r z
Chunk.getsizec C s( | j sz
| ¡ W d| _ d S d| _ w d S )NT)r Úskipr r r r ÚcloseV s
üz Chunk.closec C s | j rtdƒ‚dS )Nú I/O operation on closed fileF)r Ú
ValueErrorr r r r Úisatty] s z Chunk.isattyr c C sx | j rtdƒ‚| jstdƒ‚|dkr|| j }n |dkr"|| j }|dk s+|| jkr-t‚| j | j | d¡ || _d S )Nr$ z cannot seeké é r )
r r% r r r r Ú RuntimeErrorr Úseekr )r ÚposÚwhencer r r r* b s
z
Chunk.seekc C s | j rtdƒ‚| jS )Nr$ )r r% r r r r r r u s z
Chunk.telléÿÿÿÿc C s¨ | j rtdƒ‚| j| jkrdS |dk r| j| j }|| j| j kr(| j| j }| j |¡}| jt|ƒ | _| j| jkrR| jrR| jd@ rR| j d¡}| jt|ƒ | _|S )Nr$ ó r r' )r r% r r r r r r
)r ÚsizeÚdataÚdummyr r r r z s& ÿþ z
Chunk.readc C s² | j rtdƒ‚| jr7z"| j| j }| jr | jd@ r |d }| j |d¡ | j| | _W d S ty6 Y nw | j| jk rWt d| j| j ƒ}|
|¡}|sOt ‚| j| jk s=d S d S )Nr$ r' i ) r r% r r r r
r r* r Úminr r )r Únr1 r r r r" ‘ s( ÿ
üz
Chunk.skipN)TTF)r )r- ) Ú__name__Ú
__module__Ú __qualname__r r r! r# r& r* r r r" r r r r r 3 s
r N)r r r r r Ú s 2