509318396
Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­
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M •Z0T  ã               @   sÖ  d dl Z d dlZddlmZ ddlmZmZmZ dZdZ	dZ
dd„ ZG d	d
„ d
eƒZG dd„ deƒZG dd„ deƒZeƒ ZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZeeƒZdd „ ZeeƒZG d!d"„ d"eƒZG d#d$„ d$eƒZeed%ƒdƒZG d&d'„ d'eƒZG d(d)„ d)eƒZ G d*d+„ d+e ƒZ!G d,d-„ d-e ƒZ"G d.d/„ d/eƒZ#d<d0d1„Z$d=d2d3„Z%eƒ Z&ej'ƒ Z(d4d5„ Z)d6d7„ Z*d8d9„ Z+d:d;„ Z,dS )>é    Né   )Úallocate_lock)Ú	CDefErrorÚVerificationErrorÚVerificationMissingé   é   c             C   s@   | t @ rd|jƒ  }| t@ r(d|jƒ  }| t@ r<d|jƒ  }|S )Nz const z
 volatile z __restrict )ÚQ_CONSTÚlstripÚ
Q_VOLATILEÚ
Q_RESTRICT)ÚqualsÚreplace_with© r   ú/usr/lib64/python3.6/model.pyÚqualify   s    r   c               @   sP   e Zd ZdZdZddd„Zdd„ Zd	d
„ Zdd„ Zddd„Z	dd„ Z
dd„ ZdS )ÚBaseTypeByIdentityFÚ úa C filer   c             C   sŠ   | j }|jdƒdkst‚|jƒ }|rT|jdƒr@d|kr@d| }n|d dkrTd| }t||ƒ}|jd|ƒ}d	|kr†td
| jƒ |f ƒ‚|S )Nú&r   Ú*z&[z(%s)r   z[(ú ú$z-cannot generate '%s' in %s: unknown type name)	Úc_name_with_markerÚcountÚAssertionErrorÚstripÚ
startswithr   Úreplacer   Ú_get_c_name)Úselfr   Úcontextr   Úresultr   r   r   Ú
get_c_name   s    

zBaseTypeByIdentity.get_c_namec             C   s   | j jddƒS )Nr   r   )r   r   )r    r   r   r   r   /   s    zBaseTypeByIdentity._get_c_namec             C   s   d| j ƒ kS )Nr   )r   )r    r   r   r   Ú
has_c_name2   s    zBaseTypeByIdentity.has_c_namec             C   s   dS )NFr   )r    r   r   r   Úis_integer_type5   s    z"BaseTypeByIdentity.is_integer_typec             C   sN   y|j |  }W n: tk
rH   | j||ƒ}|j j| |ƒ}||ksDt‚Y nX |S )N)Ú_cached_btypesÚKeyErrorÚbuild_backend_typeÚ
setdefaultr   )r    ÚffiÚ
finishlistÚ	can_delayÚBTypeZBType2r   r   r   Úget_cached_btype8   s    z#BaseTypeByIdentity.get_cached_btypec             C   s   d| j ƒ f S )Nz<%s>)r   )r    r   r   r   Ú__repr__A   s    zBaseTypeByIdentity.__repr__c                s   ‡ fdd„ˆ j D ƒS )Nc                s   g | ]}|t ˆ |ƒf‘qS r   )Úgetattr)Ú.0Úname)r    r   r   ú
<listcomp>E   s    z1BaseTypeByIdentity._get_items.<locals>.<listcomp>)Ú_attrs_)r    r   )r    r   Ú
_get_itemsD   s    zBaseTypeByIdentity._get_itemsN)r   r   r   )F)Ú__name__Ú
__module__Ú__qualname__Úis_array_typeÚis_raw_functionr#   r   r$   r%   r.   r/   r5   r   r   r   r   r      s   

	r   c               @   s$   e Zd Zdd„ Zdd„ Zdd„ ZdS )ÚBaseTypec             C   s   | j |j ko| jƒ |jƒ kS )N)Ú	__class__r5   )r    Úotherr   r   r   Ú__eq__J   s    zBaseType.__eq__c             C   s
   | |k S )Nr   )r    r=   r   r   r   Ú__ne__N   s    zBaseType.__ne__c             C   s   t | jt| jƒ ƒfƒS )N)Úhashr<   Útupler5   )r    r   r   r   Ú__hash__Q   s    zBaseType.__hash__N)r6   r7   r8   r>   r?   rB   r   r   r   r   r;   H   s   r;   c               @   s    e Zd Zf Zdd„ Zdd„ ZdS )ÚVoidTypec             C   s
   d| _ d S )Nzvoid&)r   )r    r   r   r   Ú__init__X   s    zVoidType.__init__c             C   s   t | |dƒS )NZnew_void_type)Úglobal_cache)r    r*   r+   r   r   r   r(   [   s    zVoidType.build_backend_typeN)r6   r7   r8   r4   rD   r(   r   r   r   r   rC   U   s   rC   c               @   s   e Zd Zdd„ ZdS )ÚBasePrimitiveTypec             C   s   dS )NFr   )r    r   r   r   Úis_complex_typeb   s    z!BasePrimitiveType.is_complex_typeN)r6   r7   r8   rG   r   r   r   r   rF   a   s   rF   c            4   @   s¬   e Zd ZdZddddddddddddddddddddddddddddddddddddddddddddddddddddœ3Zdd„ Zd	d
„ Zdd„ Zdd„ Zdd„ Z	dd„ Z
dS )ÚPrimitiveTyper2   ÚcÚiÚfÚj)3ÚcharZshortÚintÚlongz	long longzsigned charzunsigned charzunsigned shortzunsigned intzunsigned longzunsigned long longÚfloatZdoublezlong doublezfloat _Complexzdouble _ComplexZ_BoolZwchar_tZchar16_tZchar32_tZint8_tZuint8_tZint16_tZuint16_tZint32_tZuint32_tZint64_tZuint64_tZint_least8_tZuint_least8_tZint_least16_tZuint_least16_tZint_least32_tZuint_least32_tZint_least64_tZuint_least64_tZint_fast8_tZuint_fast8_tZint_fast16_tZuint_fast16_tZint_fast32_tZuint_fast32_tZint_fast64_tZuint_fast64_tZintptr_tZ	uintptr_tZintmax_tZ	uintmax_tZ	ptrdiff_tZsize_tZssize_tc             C   s"   || j kst‚|| _|d | _d S )Nr   )ÚALL_PRIMITIVE_TYPESr   r2   r   )r    r2   r   r   r   rD       s    zPrimitiveType.__init__c             C   s   | j | j dkS )NrI   )rQ   r2   )r    r   r   r   Úis_char_type¥   s    zPrimitiveType.is_char_typec             C   s   | j | j dkS )NrJ   )rQ   r2   )r    r   r   r   r%   §   s    zPrimitiveType.is_integer_typec             C   s   | j | j dkS )NrK   )rQ   r2   )r    r   r   r   Úis_float_type©   s    zPrimitiveType.is_float_typec             C   s   | j | j dkS )NrL   )rQ   r2   )r    r   r   r   rG   «   s    zPrimitiveType.is_complex_typec             C   s   t | |d| jƒS )NZnew_primitive_type)rE   r2   )r    r*   r+   r   r   r   r(   ®   s    z PrimitiveType.build_backend_typeN)r2   )r6   r7   r8   r4   rQ   rD   rR   r%   rS   rG   r(   r   r   r   r   rH   f   st   rH   c               @   s(   e Zd Zd	Zdd„ Zdd„ Zdd„ ZdS )
ÚUnknownIntegerTyper2   c             C   s   || _ |d | _d S )Nr   )r2   r   )r    r2   r   r   r   rD   µ   s    zUnknownIntegerType.__init__c             C   s   dS )NTr   )r    r   r   r   r%   ¹   s    z"UnknownIntegerType.is_integer_typec             C   s   t d| j ƒ‚d S )Nz4integer type '%s' can only be used after compilation)ÚNotImplementedErrorr2   )r    r*   r+   r   r   r   r(   ¼   s    z%UnknownIntegerType.build_backend_typeN)r2   )r6   r7   r8   r4   rD   r%   r(   r   r   r   r   rT   ²   s   rT   c               @   s    e Zd ZdZdd„ Zdd„ ZdS )ÚUnknownFloatTyper2   c             C   s   || _ |d | _d S )Nr   )r2   r   )r    r2   r   r   r   rD   Ã   s    zUnknownFloatType.__init__c             C   s   t d| j ƒ‚d S )Nz2float type '%s' can only be used after compilation)rU   r2   )r    r*   r+   r   r   r   r(   Ç   s    z#UnknownFloatType.build_backend_typeN)r2   )r6   r7   r8   r4   rD   r(   r   r   r   r   rV   À   s   rV   c               @   s   e Zd ZdZd	dd„ZdS )
ÚBaseFunctionTypeÚargsr"   ÚellipsisÚabiNc             C   s’   || _ || _|| _|| _dd„ | j D ƒ}| jr8|jdƒ |p@dg}| jdj|ƒf }|d k	r||d d… | d |dd …  }| jjjd|ƒ| _d S )	Nc             S   s   g | ]}|j ƒ ‘qS r   )r   )r1   Úargr   r   r   r3   Õ   s    z-BaseFunctionType.__init__.<locals>.<listcomp>z...Úvoidz, r   r   r   )	rX   r"   rY   rZ   ÚappendÚ_base_patternÚjoinr   r   )r    rX   r"   rY   rZ   Zreprargsr   r   r   r   rD   Ï   s    

 zBaseFunctionType.__init__)rX   r"   rY   rZ   )N)r6   r7   r8   r4   rD   r   r   r   r   rW   Ì   s   rW   c               @   s$   e Zd ZdZdZdd„ Zdd„ ZdS )ÚRawFunctionTypez(&)(%s)Tc             C   s   t d| f ƒ‚d S )NzPcannot render the type %r: it is a function type, not a pointer-to-function type)r   )r    r*   r+   r   r   r   r(   ç   s    z"RawFunctionType.build_backend_typec             C   s   t | j| j| j| jƒS )N)ÚFunctionPtrTyperX   r"   rY   rZ   )r    r   r   r   Úas_function_pointerë   s    z#RawFunctionType.as_function_pointerN)r6   r7   r8   r^   r:   r(   rb   r   r   r   r   r`   à   s   r`   c               @   s    e Zd ZdZdd„ Zdd„ ZdS )ra   z(*&)(%s)c             C   sŠ   | j j||ƒ}g }x | jD ]}|j|j||ƒƒ qW f }| jdkrl| jsly|jjf}W n tk
rj   Y nX t	| |dt
|ƒ|| jf|žŽ S )NZ	__stdcallZnew_function_type)r"   r.   rX   r]   rZ   rY   Ú_backendZFFI_STDCALLÚAttributeErrorrE   rA   )r    r*   r+   r"   rX   ÚtpZabi_argsr   r   r   r(   ò   s    
z"FunctionPtrType.build_backend_typec             C   s   t | j| j| j| jƒS )N)r`   rX   r"   rY   rZ   )r    r   r   r   Úas_raw_function  s    zFunctionPtrType.as_raw_functionN)r6   r7   r8   r^   r(   rf   r   r   r   r   ra   ï   s   ra   c               @   s"   e Zd Zd	Zd
dd„Zdd„ ZdS )ÚPointerTypeÚtotyper   r   c             C   s>   || _ || _t|dƒ}|jr*d|jƒ f }|jjd|ƒ| _d S )Nz *&z(%s)r   )rh   r   r   r9   r
   r   r   )r    rh   r   Zextrar   r   r   rD     s    
zPointerType.__init__c             C   s    | j j||dd�}t| |d|ƒS )NT)r,   Únew_pointer_type)rh   r.   rE   )r    r*   r+   ZBItemr   r   r   r(     s    zPointerType.build_backend_typeN)rh   r   )r   )r6   r7   r8   r4   rD   r(   r   r   r   r   rg     s   
rg   c             C   s
   t | tƒS )N)rg   r	   )rh   r   r   r   ÚConstPointerType  s    rj   c               @   s   e Zd ZdZddd„ZdS )	ÚNamedPointerTyperh   r2   r   c             C   s"   t j| ||ƒ || _|d | _d S )Nr   )rg   rD   r2   r   )r    rh   r2   r   r   r   r   rD     s    zNamedPointerType.__init__N)rh   r2   )r   )r6   r7   r8   r4   rD   r   r   r   r   rk     s   rk   c               @   s,   e Zd ZdZdZdd„ Zdd„ Zdd	„ Zd
S )Ú	ArrayTypeÚitemÚlengthTc             C   sF   || _ || _|d krd}n|dkr(d}nd| }| j jjd|ƒ| _d S )Nz&[]z...z
&[/*...*/]z&[%s]r   )rm   rn   r   r   )r    rm   rn   Zbracketsr   r   r   rD   )  s    zArrayType.__init__c             C   s   t | j|ƒS )N)rl   rm   )r    Z	newlengthr   r   r   Úresolve_length6  s    zArrayType.resolve_lengthc             C   sJ   | j dkrtd| f ƒ‚| jj||ƒ t| jƒj||ƒ}t| |d|| j ƒS )Nz...z)cannot render the type %r: unknown lengthZnew_array_type)rn   r   rm   r.   rg   rE   )r    r*   r+   ZBPtrItemr   r   r   r(   9  s    

zArrayType.build_backend_typeN)rm   rn   )r6   r7   r8   r4   r9   rD   ro   r(   r   r   r   r   rl   %  s
   rl   rM   c               @   s,   e Zd Zd	ZdZdd„ Zdd„ Zdd„ ZdS )
ÚStructOrUnionOrEnumr2   Nc             C   s$   | j pd| j| jf }|d | _d S )Nz%s %sr   )Ú	forcenameÚkindr2   r   )r    r2   r   r   r   Úbuild_c_name_with_markerH  s    z,StructOrUnionOrEnum.build_c_name_with_markerc             C   s   || _ | jƒ  d S )N)rq   rs   )r    rq   r   r   r   Úforce_the_nameL  s    z"StructOrUnionOrEnum.force_the_namec             C   s   | j jdƒst‚| j d d… S )Nr   r   éÿÿÿÿ)r   Úendswithr   )r    r   r   r   Úget_official_nameP  s    z%StructOrUnionOrEnum.get_official_name)r2   )r6   r7   r8   r4   rq   rs   rt   rw   r   r   r   r   rp   D  s
   rp   c               @   sj   e Zd ZdZdZdZdZddd„Zdd„ Zdd	d
„Z	dd„ Z
ddd„Zdd„ Zdd„ Zdd„ Zdd„ ZdS )ÚStructOrUnionNr   Fc             C   s*   || _ || _|| _|| _|| _| jƒ  d S )N)r2   ÚfldnamesÚfldtypesÚ
fldbitsizeÚfldqualsrs   )r    r2   ry   rz   r{   r|   r   r   r   rD   [  s    zStructOrUnion.__init__c             c   sB   | j d k	r>x2t| j| j ƒD ] \}}|dkrt|tƒr|V  qW d S )Nr   )rz   Úzipry   Ú
isinstancerx   )r    r2   Útyper   r   r   Úanonymous_struct_fieldsc  s    
z%StructOrUnion.anonymous_struct_fieldsTc             c   s„   | j }|d krdt| jƒ }xbt| j| j| j|ƒD ]J\}}}}|dkrnt|tƒrn|rnx&|jƒ D ]
}|V  q^W q2||||fV  q2W d S )Nr   r   )r   )	r|   Úlenry   r}   rz   r{   r~   rx   Ú
enumfields)r    Zexpand_anonymous_struct_unionr|   r2   r   Úbitsizer   r"   r   r   r   r‚   i  s    zStructOrUnion.enumfieldsc       	      C   s~   g }g }g }g }x@| j ƒ D ]4\}}}}|j|ƒ |j|ƒ |j|ƒ |j|ƒ qW t|ƒ| _t|ƒ| _t|ƒ| _t|ƒ| _d S )N)r‚   r]   rA   ry   rz   r{   r|   )	r    ÚnamesÚtypesZbitsizesr|   r2   r   rƒ   r   r   r   r   Úforce_flattenw  s    





zStructOrUnion.force_flattenc             C   s$   t j| |||ƒ}|s | j||ƒ |S )N)rp   r.   Úfinish_backend_type)r    r*   r+   r,   r-   r   r   r   r.   ‰  s
    
zStructOrUnion.get_cached_btypec                s  | j r$| j dkr td| jf ƒ‚d S ˆ j|  }d| _ | jd krB�nÐ| jd krž‡ ‡fdd„| jD ƒ}tt| j|| j	ƒƒ}d}| j
r„d}ˆ jj||| dd|ƒ �ntg }| j\}}}	}
�x4tt| jƒƒD �] }|| }| j| }t|tƒoì|jdk�rn|jjˆ ˆƒ}t|ˆ j|ƒƒ\}}|dk�r<| jd	| j| j| �p4d
f ƒ |j|ƒ}| jd |… |f | j|d d …  | _|jˆ ˆƒ}t|tƒ�r¢|jd k�r¢|dk�sÚt‚n8ˆ j|ƒ}||k�rÚ| jd| j| j| �pÎd
||f ƒ |j|ƒ qÂW tt| j|| j	|ƒƒ}ˆ jj||| |	|
ƒ d| _ d S )Nr   z(recursive structure declaration for '%s'r   c                s   g | ]}|j ˆ ˆƒ‘qS r   )r.   )r1   re   )r*   r+   r   r   r3   ž  s   z5StructOrUnion.finish_backend_type.<locals>.<listcomp>r   é   z...zfield '%s.%s' has a bogus size?z{}z=field '%s.%s' is declared as %d bytes, but is really %d bytesru   ru   )Ú	completedrU   r2   r&   rz   ÚfixedlayoutÚlistr}   ry   r{   Úpackedrc   Zcomplete_struct_or_unionÚranger�   r~   rl   rn   rm   r.   ÚdivmodÚsizeofÚ_verification_errorro   r   r]   )r    r*   r+   r-   rz   ZlstZsflagsZfieldofsZ	fieldsizeZ	totalsizeZtotalalignmentrJ   ZfsizeZftypeZ	BItemTypeZnlenZnrestZ
BFieldTypeZ	bitemsizer   )r*   r+   r   r‡   �  s`    









z!StructOrUnion.finish_backend_typec             C   s   t |ƒ‚d S )N)r   )r    Úmsgr   r   r   r�   Ì  s    z!StructOrUnion._verification_errorc             C   s    | j r| jd krt| jƒ ƒ‚d S )N)ÚpartialrŠ   r   r   )r    r   r   r   Úcheck_not_partialÏ  s    zStructOrUnion.check_not_partialc             C   s.   | j ƒ  |j| ƒ t| |d| j | jƒ | d�S )Nznew_%s_type)Úkey)r“   r]   rE   rr   rw   )r    r*   r+   r   r   r   r(   Ó  s    
z StructOrUnion.build_backend_type)N)T)F)r6   r7   r8   rŠ   r‰   r’   rŒ   rD   r€   r‚   r†   r.   r‡   r�   r“   r(   r   r   r   r   rx   U  s   


<rx   c               @   s   e Zd ZdZdS )Ú
StructTypeÚstructN)r6   r7   r8   rr   r   r   r   r   r•   Û  s   r•   c               @   s   e Zd ZdZdS )Ú	UnionTypeÚunionN)r6   r7   r8   rr   r   r   r   r   r—   ß  s   r—   c               @   sB   e Zd ZdZdZdZddd„Zdd„ Zdd	„ Zd
d„ Z	dd„ Z
dS )ÚEnumTypeÚenumFNc             C   s$   || _ || _|| _|| _| jƒ  d S )N)r2   ÚenumeratorsÚ
enumvaluesÚbaseinttypers   )r    r2   r›   rœ   r�   r   r   r   rD   è  s
    zEnumType.__init__c             C   s4   t j| |ƒ | jd kr0| jƒ }d|jddƒ | _d S )Nr   r   Ú_)rp   rt   rq   rw   r   )r    rq   r2   r   r   r   rt   ï  s    
zEnumType.force_the_namec             C   s   | j r| j rt| jƒ ƒ‚d S )N)r’   Úpartial_resolvedr   r   )r    r   r   r   r“   õ  s    zEnumType.check_not_partialc          
   C   s4   | j ƒ  | j||ƒ}t| |d| jƒ | j| j|| d�S )NZnew_enum_type)r”   )r“   Úbuild_baseinttyperE   rw   r›   rœ   )r    r*   r+   Z
base_btyper   r   r   r(   ù  s    zEnumType.build_backend_typec             C   sH  | j d k	r| j j||ƒS | jr4t| jƒ}t| jƒ}nDdd l}ytjƒ  W n tk
r\   Y nX |j	d| j
ƒ  ƒ d }}|dk r–d}tdƒ}tdƒ}nd}tdƒ}tdƒ}|j||ƒ}	|j||ƒ}
|j|	ƒ}|j|
ƒ}|d
d| d > koü|dd| | > k �r|	S |dd| d > k�r4|dd| | > k �r4|
S td	| j
ƒ  ƒ‚d S )Nr   zU%r has no values explicitly defined; guessing that it is equivalent to 'unsigned int'r   rN   rO   zunsigned intzunsigned longrˆ   z=%s values don't all fit into either 'long' or 'unsigned long'ru   ru   )r�   r.   rœ   ÚminÚmaxÚwarningsZ__warningregistry__ÚclearÚ	NameErrorÚwarnr   rH   r�   r   )r    r*   r+   Zsmallest_valueZlargest_valuer£   ZsignZ
candidate1Z
candidate2Zbtype1Zbtype2Zsize1Zsize2r   r   r   r      s@    




zEnumType.build_baseinttype)N)r6   r7   r8   rr   r’   rŸ   rD   rt   r“   r(   r    r   r   r   r   r™   ã  s   
r™   c             C   s2   |d krd|  }t |d d d ƒ}|j| ƒ d|_|S )Nz$%sÚunknown_type)r•   rt   Úorigin)r2   Ú
structnamere   r   r   r   r§   *  s    
r§   c             C   s(   |d krd|  }t |d d d ƒ}t|| ƒS )Nz$$%s)r•   rk   )r2   r©   re   r   r   r   Úunknown_ptr_type2  s    rª   c          
   C   sF   t | tjƒrtS t�( tt| ƒdƒs2tjƒ t| ƒ_	t| ƒj	S Q R X d S )NÚ__typecache)
r~   r…   Ú
ModuleTypeÚ_typecache_cffi_backendÚglobal_lockÚhasattrr   ÚweakrefÚWeakValueDictionaryr«   )Zbackendr   r   r   Úget_typecache<  s    r²   c       
       O   sÀ   |j d||fƒ}| st‚y
|j| S  tk
r8   Y nX yt|j|ƒ|Ž }W n4 tk
r‚ } ztd|| |f ƒ‚W Y d d }~X nX |j}t�( |j|ƒ}	|	d kr®|||< |S |	S W d Q R X d S )Nr”   z
%s: %r: %s)	Úpopr   Z
_typecacher'   r0   rc   rU   r®   Úget)
Zsrctyper*   ÚfuncnamerX   Úkwdsr”   ÚresÚeÚcacheZres1r   r   r   rE   G  s"    

$
rE   c             C   s   t d| d|ƒS )Nú?ri   )rE   )r*   r-   r   r   r   Úpointer_cache^  s    r»   c             C   s@   | j r<t| j d ƒtkr<d|| j d f f| j dd …  | _ d S )Nr   z%s: %sr   )rX   r   Ústr)r¸   r2   r   r   r   Úattach_exception_infoa  s    r½   )N)N)-r…   r°   Úlockr   Úerrorr   r   r   r	   r   r   r   Úobjectr   r;   rC   Z	void_typerF   rH   rT   rV   rW   r`   ra   rg   Z
voidp_typerj   Zconst_voidp_typerk   rl   Zchar_array_typerp   rx   r•   r—   r™   r§   rª   r®   r±   r­   r²   rE   r»   r½   r   r   r   r   Ú<module>   sN   /	L	 G

