3
\ ã @ sx d Z ddlZddlmZ ddlmZ ddddgZG d d„ deƒZG d
d„ deƒZ d d „ Z
G d
d„ dƒZ G dd„ dƒZ dS )zRImplements (a subset of) Sun XDR -- eXternal Data Representation.
See: RFC 1014
é N)ÚBytesIO)ÚwrapsÚErrorÚPackerÚUnpackerÚConversionErrorc @ s( e Zd ZdZdd„ Zdd„ Zdd„ ZdS ) r zºException class for this module. Use:
except xdrlib.Error as var:
# var has the Error instance for the exception
Public ivars:
msg -- contains the message
c C s
|| _ d S )N)Úmsg)Úselfr © r
ú /usr/lib64/python3.6/xdrlib.pyÚ__init__ s zError.__init__c C s
t | jƒS )N)Úreprr )r r
r
r Ú__repr__ s zError.__repr__c C s
t | jƒS )N)Ústrr )r r
r
r Ú__str__ s z
Error.__str__N)Ú__name__Ú
__module__Ú __qualname__Ú__doc__r r r r
r
r
r r s c @ s e Zd ZdS )r N)r r r r
r
r
r r s c s t ˆ ƒ‡ fdd„ƒ}|S )z5 Wrap any raised struct.errors in a ConversionError. c sD y
ˆ | |ƒS t jk
r> } zt|jd ƒd ‚W Y d d }~X nX d S )Nr )ÚstructÚerrorr Úargs)r ÚvalueÚe)Úfunctionr
r Úresult& s
z&raise_conversion_error.<locals>.result)r )r r r
)r r Úraise_conversion_error# s r c @ s¨ e Zd ZdZdd„ Zdd„ Zdd„ ZeZedd „ ƒZ ed
d „ ƒZ
e
Z d d
„ Z dd„ Z
e
Zedd„ ƒZedd„ ƒZdd„ ZeZdd„ ZeZeZdd„ Zdd„ Zd d „ Zd S ) r z0Pack various data representations into a buffer.c C s | j ƒ d S )N)Úreset)r r
r
r r 2 s zPacker.__init__c C s t ƒ | _d S )N)r Ú _Packer__buf)r r
r
r r 5 s z Packer.resetc C s
| j jƒ S )N)r Úgetvalue)r r
r
r Ú
get_buffer8 s zPacker.get_bufferc C s | j jtjd|ƒƒ d S )Nz>L)r Úwriter Úpack)r Úxr
r
r Ú pack_uint= s zPacker.pack_uintc C s | j jtjd|ƒƒ d S )Nz>l)r r! r r" )r r# r
r
r Úpack_intA s zPacker.pack_intc C s" |r| j jdƒ n | j jdƒ d S )Ns s )r r! )r r# r
r
r Ú pack_boolG s zPacker.pack_boolc C s y| j |d? d@ ƒ W n8 ttjfk
rN } zt|jd ƒd ‚W Y d d }~X nX y| j |d@ ƒ W n8 ttjfk
rš } zt|jd ƒd ‚W Y d d }~X nX d S )Né l ÿÿ r )r$ Ú TypeErrorr r r r )r r# r r
r
r Ú pack_uhyperK s "zPacker.pack_uhyperc C s | j jtjd|ƒƒ d S )Nz>f)r r! r r" )r r# r
r
r Ú
pack_floatW s zPacker.pack_floatc C s | j jtjd|ƒƒ d S )Nz>d)r r! r r" )r r# r
r
r Ú pack_double[ s zPacker.pack_doublec C sP |dk rt dƒ‚|d |… }|d d d }||t|ƒ d }| jj|ƒ d S )Nr z fstring size must be nonnegativeé é ó )Ú
ValueErrorÚlenr r! )r ÚnÚsÚdatar
r
r Ú pack_fstring_ s zPacker.pack_fstringc C s" t |ƒ}| j|ƒ | j||ƒ d S )N)r0 r$ r4 )r r2 r1 r
r
r Ú pack_stringi s
zPacker.pack_stringc C s. x |D ]}| j dƒ ||ƒ qW | j dƒ d S )Né r )r$ )r ÚlistÚ pack_itemÚitemr
r
r Ú pack_listq s
zPacker.pack_listc C s. t |ƒ|krtdƒ‚x|D ] }||ƒ qW d S )Nzwrong array size)r0 r/ )r r1 r7 r8 r9 r
r
r Ú pack_farrayw s
zPacker.pack_farrayc C s$ t |ƒ}| j|ƒ | j|||ƒ d S )N)r0 r$ r; )r r7 r8 r1 r
r
r Ú
pack_array} s
zPacker.pack_arrayN)r r r r r r r Zget_bufr r$ r% Z pack_enumr& r) Z
pack_hyperr* r+ r4 Z pack_fopaquer5 Z pack_opaqueZ
pack_bytesr: r; r< r
r
r
r r / s*
c @ s° e Zd ZdZdd„ Zdd„ Zdd„ Zdd „ Zd
d „ Zd d
„ Z dd„ Z
dd„ Z e Z dd„ Z
dd„ Zdd„ Zdd„ Zdd„ Zd d „ ZeZd d „ ZeZeZd d!„ Zd"d#„ Zd$d%„ Zd&S )'r z;Unpacks various data representations from the given buffer.c C s | j |ƒ d S )N)r )r r3 r
r
r r ‡ s zUnpacker.__init__c C s || _ d| _d S )Nr )Ú_Unpacker__bufÚ_Unpacker__pos)r r3 r
r
r r Š s zUnpacker.resetc C s | j S )N)r> )r r
r
r Ú get_positionŽ s zUnpacker.get_positionc C s
|| _ d S )N)r> )r Zpositionr
r
r Ú set_position‘ s zUnpacker.set_positionc C s | j S )N)r= )r r
r
r r ” s zUnpacker.get_bufferc C s | j t| jƒk rtdƒ‚d S )Nzunextracted data remains)r> r0 r= r )r r
r
r Údone— s z
Unpacker.donec C sB | j }|d | _ }| j||… }t|ƒdk r2t‚tjd|ƒd S )Nr- z>Lr )r> r= r0 ÚEOFErrorr Úunpack)r ÚiÚjr3 r
r
r Ú unpack_uint› s zUnpacker.unpack_uintc C sB | j }|d | _ }| j||… }t|ƒdk r2t‚tjd|ƒd S )Nr- z>lr )r> r= r0 rB r rC )r rD rE r3 r
r
r Ú
unpack_int£ s zUnpacker.unpack_intc C s t | jƒ ƒS )N)ÚboolrG )r r
r
r Ú unpack_bool s zUnpacker.unpack_boolc C s | j ƒ }| j ƒ }t|ƒd> |B S )Nr' )rF Úint)r ÚhiÚlor
r
r Ú
unpack_uhyper° s zUnpacker.unpack_uhyperc C s | j ƒ }|dkr|d }|S )Nl l )rM )r r# r
r
r Ú unpack_hyperµ s zUnpacker.unpack_hyperc C sB | j }|d | _ }| j||… }t|ƒdk r2t‚tjd|ƒd S )Nr- z>fr )r> r= r0 rB r rC )r rD rE r3 r
r
r Ú unpack_float» s zUnpacker.unpack_floatc C sB | j }|d | _ }| j||… }t|ƒdk r2t‚tjd|ƒd S )Né z>dr )r> r= r0 rB r rC )r rD rE r3 r
r
r Ú
unpack_doubleà s zUnpacker.unpack_doublec C sT |dk rt dƒ‚| j}||d d d }|t| jƒkr<t‚|| _| j||| … S )Nr z fstring size must be nonnegativer, r- )r/ r> r0 r= rB )r r1 rD rE r
r
r Úunpack_fstringË s zUnpacker.unpack_fstringc C s | j ƒ }| j|ƒS )N)rF rR )r r1 r
r
r Ú
unpack_string× s zUnpacker.unpack_stringc C sF g }x<| j ƒ }|dkrP |dkr.td|f ƒ‚|ƒ }|j|ƒ qW |S )Nr r6 z0 or 1 expected, got %r)rF r Úappend)r Ú unpack_itemr7 r# r9 r
r
r Ú unpack_listÞ s zUnpacker.unpack_listc C s& g }x t |ƒD ]}|j|ƒ ƒ qW |S )N)ÚrangerT )r r1 rU r7 rD r
r
r Ú
unpack_farrayé s zUnpacker.unpack_farrayc C s | j ƒ }| j||ƒS )N)rF rX )r rU r1 r
r
r Ú unpack_arrayï s zUnpacker.unpack_arrayN)r r r r r r r? r@ r rA rF rG Z unpack_enumrI rM rN rO rQ rR Zunpack_fopaquerS Z
unpack_opaqueZ unpack_bytesrV rX rY r
r
r
r r „ s.
)
r r Úior Ú functoolsr Ú__all__Ú Exceptionr r r r r r
r
r
r Ú<module> s U
All system for education purposes only. For more tools: Telegram @jackleet