Current File : //opt/alt/python38/lib64/python3.8/site-packages/cffi/__pycache__/model.cpython-38.pyc
U
ل=^�T � @ s� d dl Z d dlZddlmZ ddlmZmZmZ dZdZ dZ
dd� Z G d d
� d
e �Z
G d d � d e
�ZG d
d� de�Ze� ZG dd� de�ZG dd� de�ZG dd� de�ZG dd� de�ZG dd� de�ZG dd� de�ZG dd � d e�ZG d d � d e�Zee�Zd d � Zee�ZG d!d"� d"e�Z G d#d$� d$e�Z e ed%�d�Z G d&d'� d'e
�Z G d(d)� d)e �Z G d*d+� d+e �Z!G d,d-� d-e �Z"G d.d/� d/e �Z#d<d0d1�Z$d=d2d3�Z%e� Z&e�'� Z(d4d5� Z)d6d7� Z*d8d9� Z+d:d;� Z,dS )>� N� )�
allocate_lock)� CDefError�VerificationError�VerificationMissing� � c C s@ | t @ rd|�� }| t@ r(d|�� }| t@ r<d|�� }|S )Nz const z
volatile z __restrict )�Q_CONST�lstrip�
Q_VOLATILE�
Q_RESTRICT)�quals� replace_with� r � /model.py�qualify s r c @ sP e Zd ZdZdZddd�Zdd� Zd d
� Zd d � Zdd
d�Z dd� Z
dd� Z dS )�BaseTypeByIdentityF� �a C filer c C s� | j }|�d�dkst�|�� }|rT|�d�r@d|kr@d| }n|d dkrTd| }t||�}|�d|�}d |kr�td
| �� |f ��|S ) N�&r �*z&[�(%s)r z[(� �$z-cannot generate '%s' in %s: unknown type name) �c_name_with_marker�count�AssertionError�strip�
startswithr �replacer � _get_c_name)�selfr �contextr
�resultr r r �
get_c_name s"
��z BaseTypeByIdentity.get_c_namec C s | j �dd�S )Nr r )r r �r! r r r r / s z BaseTypeByIdentity._get_c_namec C s d| � � kS )Nr �r r% r r r �
has_c_name2 s z BaseTypeByIdentity.has_c_namec C s dS �NFr r% r r r �is_integer_type5 s z"BaseTypeByIdentity.is_integer_typec C sN z|j | }W n: tk
rH | �||�}|j �| |�}||ksDt�Y nX |S �N)�_cached_btypes�KeyError�build_backend_type�
setdefaultr )r! �ffi�
finishlist� can_delay�BTypeZBType2r r r �get_cached_btype8 s z#BaseTypeByIdentity.get_cached_btypec C s d| � � f S )Nz<%s>r& r% r r r �__repr__A s zBaseTypeByIdentity.__repr__c s � fdd�� j D �S )Nc s g | ]}|t � |�f�qS r )�getattr)�.0�namer% r r �
<listcomp>E s z1BaseTypeByIdentity._get_items.<locals>.<listcomp>)�_attrs_r% r r% r �
_get_itemsD s z BaseTypeByIdentity._get_itemsN)r r r )F) �__name__�
__module__� __qualname__�
is_array_type�is_raw_functionr$ r r' r) r3 r4 r: r r r r r s
r c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�BaseTypec C s | j |j ko| �� |�� kS r* )� __class__r: �r! �otherr r r �__eq__J s �zBaseType.__eq__c C s
| |k S r* r rB r r r �__ne__N s zBaseType.__ne__c C s t | jt| �� �f�S r* )�hashrA �tupler: r% r r r �__hash__Q s zBaseType.__hash__N)r; r< r= rD rE rH r r r r r@ H s r@ c @ s e Zd ZdZdd� Zdd� ZdS )�VoidTyper c C s
d| _ d S )Nzvoid&)r r% r r r �__init__X s zVoidType.__init__c C s t | |d�S )NZ
new_void_type�� global_cache�r! r/ r0 r r r r- [ s zVoidType.build_backend_typeN�r; r< r= r9 rJ r- r r r r rI U s rI c @ s e Zd Zdd� ZdS )�BasePrimitiveTypec C s dS r( r r% r r r �is_complex_typeb s z!BasePrimitiveType.is_complex_typeN)r; r< r= rP r r r r rO a s rO c 4 @ s� e Zd ZdZdddddddddddddddddddddddddddddddddddddddddddddddddddd�3Zdd� Zd d
� Zd d � Zd
d� Zdd� Z dd� Z
dS )�
PrimitiveType�r7 �c�i�f�j)3�charZshort�int�longz long longz signed charz
unsigned charzunsigned short� unsigned int�
unsigned longzunsigned long long�floatZdoublez long doublezfloat _Complexzdouble _ComplexZ_BoolZwchar_tZchar16_tZchar32_tZint8_tZuint8_tZint16_tZuint16_tZint32_tZuint32_tZint64_tZuint64_tZ int_least8_tZ
uint_least8_tZ
int_least16_tZuint_least16_tZ
int_least32_tZuint_least32_tZ
int_least64_tZuint_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_tZintptr_tZ uintptr_tZintmax_tZ uintmax_tZ ptrdiff_tZsize_tZssize_tc C s" || j kst�|| _|d | _d S �Nr )�ALL_PRIMITIVE_TYPESr r7 r �r! r7 r r r rJ � s zPrimitiveType.__init__c C s | j | j dkS )NrS �r^ r7 r% r r r � is_char_type� s zPrimitiveType.is_char_typec C s | j | j dkS )NrT r` r% r r r r) � s z PrimitiveType.is_integer_typec C s | j | j dkS )NrU r` r% r r r �
is_float_type� s zPrimitiveType.is_float_typec C s | j | j dkS )NrV r` r% r r r rP � s z PrimitiveType.is_complex_typec C s t | |d| j�S )NZnew_primitive_type)rL r7 rM r r r r- � s z PrimitiveType.build_backend_typeN) r; r< r= r9 r^ rJ ra r) rb rP r- r r r r rQ f sv �7rQ c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) �UnknownIntegerTyperR c C s || _ |d | _d S r] �r7 r r_ r r r rJ � s zUnknownIntegerType.__init__c C s dS )NTr r% r r r r) � s z"UnknownIntegerType.is_integer_typec C s t d| j ��d S )Nz4integer type '%s' can only be used after compilation��NotImplementedErrorr7 rM r r r r- � s �z%UnknownIntegerType.build_backend_typeN)r; r< r= r9 rJ r) r- r r r r rc � s rc c @ s e Zd ZdZdd� Zdd� ZdS )�UnknownFloatTyperR c C s || _ |d | _d S r] rd r_ r r r rJ � s zUnknownFloatType.__init__c C s t d| j ��d S )Nz2float type '%s' can only be used after compilationre rM r r r r- � s �z#UnknownFloatType.build_backend_typeNrN r r r r rg � s rg c @ s e Zd ZdZddd�ZdS )�BaseFunctionType)�argsr# �ellipsis�abiNc C s� || _ || _|| _|| _dd� | j D �}| jr8|�d� |p@dg}| jd�|�f }|d k r||d d� | d |dd � }| jj�d|�| _d S ) Nc S s g | ] }|� � �qS r r& )r6 �argr r r r8 � s z-BaseFunctionType.__init__.<locals>.<listcomp>�...Zvoidz, r r r ) ri r# rj rk �append�
_base_pattern�joinr r )r! ri r# rj rk Zreprargsr r r r rJ � s
�zBaseFunctionType.__init__)N�r; r< r= r9 rJ r r r r rh � s rh c @ s$ e Zd ZdZdZdd� Zdd� ZdS )�RawFunctionTypez(&)(%s)Tc C s t d| f ��d S )NzPcannot render the type %r: it is a function type, not a pointer-to-function type)r rM r r r r- � s �z"RawFunctionType.build_backend_typec C s t | j| j| j| j�S r* )�FunctionPtrTyperi r# rj rk r% r r r �as_function_pointer� s z#RawFunctionType.as_function_pointerN)r; r< r= ro r? r- rt r r r r rr � s rr c @ s e Zd ZdZdd� Zdd� ZdS )rs z(*&)(%s)c C s� | j �||�}g }| jD ]}|�|�||�� qd}| jdkrh| jshz|jjf}W n tk
rf Y nX t | |dt
|�|| jf|�� S )Nr Z __stdcallZnew_function_type) r# r3 ri rn rk rj �_backendZ FFI_STDCALL�AttributeErrorrL rG )r! r/ r0 r# ri �tpZabi_argsr r r r- � s$
��z"FunctionPtrType.build_backend_typec C s t | j| j| j| j�S r* )rr ri r# rj rk r% r r r �as_raw_function s z FunctionPtrType.as_raw_functionN)r; r< r= ro r- rx r r r r rs � s rs c @ s" e Zd ZdZddd�Zdd� ZdS ) � PointerType)�totyper
r c C s> || _ || _t|d�}|jr*d|�� f }|j�d|�| _d S )Nz *&r r )rz r
r r> r
r r )r! rz r
Zextrar r r rJ s
zPointerType.__init__c C s | j j||dd�}t| |d|�S )NT)r1 �new_pointer_type)rz r3 rL )r! r/ r0 ZBItemr r r r- s z PointerType.build_backend_typeN)r rN r r r r ry s
ry c C s
t | t�S r* )ry r )rz r r r �ConstPointerType s r| c @ s e Zd ZdZddd�ZdS )�NamedPointerType)rz r7 r c C s" t �| ||� || _|d | _d S r] )ry rJ r7 r )r! rz r7 r
r r r rJ s zNamedPointerType.__init__N)r rq r r r r r} s r} c @ s, e Zd ZdZdZdd� Zdd� Zdd� Zd S )
� ArrayType)�item�lengthTc C sF || _ || _|d krd}n|dkr(d}nd| }| j j�d|�| _d S )Nz&[]rm z
&[/*...*/]z&[%s]r )r r� r r )r! r r� Zbracketsr r r rJ ) s �zArrayType.__init__c C s t | j|�S r* )r~ r )r! Z newlengthr r r �resolve_length6 s zArrayType.resolve_lengthc C sJ | j dkrtd| f ��| j�||� t| j��||�}t| |d|| j �S )Nrm z)cannot render the type %r: unknown lengthZnew_array_type)r� r r r3 ry rL )r! r/ r0 ZBPtrItemr r r r- 9 s
�z ArrayType.build_backend_typeN)r; r< r= r9 r> rJ r� r- r r r r r~ % s
r~ rW c @ s, e Zd ZdZdZdd� Zdd� Zdd� ZdS ) �StructOrUnionOrEnumrR Nc C s$ | j pd| j| jf }|d | _d S )Nz%s %sr )� forcename�kindr7 r r_ r r r �build_c_name_with_markerH s z,StructOrUnionOrEnum.build_c_name_with_markerc C s || _ | �� d S r* )r� r� )r! r� r r r �force_the_nameL s z"StructOrUnionOrEnum.force_the_namec C s | j �d�st�| j d d� S )Nr ���)r �endswithr r% r r r �get_official_nameP s z%StructOrUnionOrEnum.get_official_name)r; r< r= r9 r� r� r� r� r r r r r� D s
r� c @ sj e Zd ZdZdZdZdZddd�Zdd� Zdd d
�Z d d � Z
dd
d�Z dd� Z dd� Z
dd� Zdd� ZdS )�
StructOrUnionNr Fc C s* || _ || _|| _|| _|| _| �� d S r* )r7 �fldnames�fldtypes�
fldbitsize�fldqualsr� )r! r7 r� r� r� r� r r r rJ [ s zStructOrUnion.__init__c c s> | j d k r:t| j| j �D ] \}}|dkrt|t�r|V qd S )Nr )r� �zipr� �
isinstancer� )r! r7 �typer r r �anonymous_struct_fieldsc s
z%StructOrUnion.anonymous_struct_fieldsTc c s| | j }|d kr dt| j� }t| j| j| j|�D ]F\}}}}|dkrht|t�rh|rh|�� D ]
}|V qZq0||||fV q0d S )N)r r ) r� �lenr� r� r� r� r� r� �
enumfields)r! Z expand_anonymous_struct_unionr� r7 r� �bitsizer
r# r r r r� i s
��
zStructOrUnion.enumfieldsc C sz g }g }g }g }| � � D ]4\}}}}|�|� |�|� |�|� |�|� qt|�| _t|�| _t|�| _t|�| _d S r* )r� rn rG r� r� r� r� ) r! �names�typesZbitsizesr� r7 r� r� r
r r r �
force_flattenw s
zStructOrUnion.force_flattenc C s$ t �| |||�}|s | �||� |S r* )r� r3 �finish_backend_type)r! r/ r0 r1 r2 r r r r3 � s
� z StructOrUnion.get_cached_btypec s2 | j r$| j dkr td| jf ��d S � j| }d| _ | jd krB�n�| jd kr�� �fdd�| jD �}tt| j|| j ��}d}| j
r�| j
dkr�d}n
d| j
f}� j j ||| d d f|�� �npg }| j\}}} }
t
t| j��D �]"} || } | j| }
t|
t��r�|
jd
k�r�|
j�� ��}t| � �|��\}}|dk�rT| �d | j| j| �pLd f � |
�|�}
| jd | � |
f | j| d d � | _|
�� ��}t|
t��r�|
jd k�r�| dk�s�t�n8� �|�}|| k�r�| �d
| j| j| �p�d || f � |�|� q�tt| j|| j |��}� j � ||| | |
� d| _ d S )Nr z(recursive structure declaration for '%s'r c s g | ]}|� � ���qS r )r3 )r6 rw �r/ r0 r r r8 � s �z5StructOrUnion.finish_backend_type.<locals>.<listcomp>r )� r r� rm z field '%s.%s' has a bogus size?z{}z=field '%s.%s' is declared as %d bytes, but is really %d bytes)� completedrf r7 r+ r� � fixedlayout�listr� r� r� �packedru Zcomplete_struct_or_union�ranger� r� r~ r� r r3 �divmod�sizeof�_verification_errorr� r rn )r! r/ r0 r2 r� Zlst� extra_flagsZfieldofsZ fieldsizeZ totalsizeZtotalalignmentrT ZfsizeZftypeZ BItemTypeZnlenZnrestZ
BFieldTypeZ bitemsizer r� r r� � s�
�
�
��
��
�
��� �z!StructOrUnion.finish_backend_typec C s t |��d S r* )r )r! �msgr r r r� � s z!StructOrUnion._verification_errorc C s | j r | jd kr t| �� ��d S r* )�partialr� r r r% r r r �check_not_partial� s z StructOrUnion.check_not_partialc C s. | � � |�| � t| |d| j | �� | d�S )Nz new_%s_type��key)r� rn rL r� r� rM r r r r- � s
�z StructOrUnion.build_backend_type)N)T)F)r; r< r= r� r� r� r� rJ r� r� r� r3 r� r� r� r- r r r r r� U s
?r� c @ s e Zd ZdZdS )�
StructType�structN�r; r< r= r� r r r r r� � s r� c @ s e Zd ZdZdS )� UnionType�unionNr� r r r r r� � s r� c @ sB e Zd ZdZdZdZddd�Zdd� Zdd � Zd
d � Z d d
� Z
dS )�EnumType�enumFNc C s$ || _ || _|| _|| _| �� d S r* )r7 � enumerators�
enumvalues� baseinttyper� )r! r7 r� r� r� r r r rJ � s
zEnumType.__init__c C s4 t �| |� | jd kr0| �� }d|�dd� | _d S )Nr r �_)r� r� r� r� r )r! r� r7 r r r r� � s
zEnumType.force_the_namec C s | j r| jst| �� ��d S r* )r� �partial_resolvedr r r% r r r r� � s zEnumType.check_not_partialc
C s4 | � � | �||�}t| |d| �� | j| j|| d�S )NZ
new_enum_typer� )r� �build_baseinttyperL r� r� r� )r! r/ r0 Z
base_btyper r r r- � s �zEnumType.build_backend_typec
C sJ | j d k r| j �||�S | jr4t| j�}t| j�}nDdd l}z t�� W n tk
r\ Y nX |� d| �
� � d }}|dk r�d}t d�}t d�}nd}t d�}t d�}|�||�} |�||�}
|� | �} |� |
�} |dd | d > k�r|dd | | > k �r| S |dd | d > k�r6|dd | | > k �r6|
S t
d
| �
� ��d S ) Nr zU%r has no values explicitly defined; guessing that it is equivalent to 'unsigned int'r rX rY rZ r[ r� r� z=%s values don't all fit into either 'long' or 'unsigned long')r� r3 r� �min�max�warningsZ__warningregistry__�clear� NameError�warnr rQ r� r )
r! r/ r0 Zsmallest_valueZ
largest_valuer� ZsignZ
candidate1Z
candidate2Zbtype1Zbtype2Zsize1Zsize2r r r r� sH
�
���zEnumType.build_baseinttype)N) r; r< r= r� r� r� rJ r� r� r- r� r r r r r� � s
r� c C s2 |d krd| }t |d d d �}|�| � d|_|S )Nz$%s� unknown_type)r� r� �origin�r7 Z
structnamerw r r r r� - s
r� c C s( |d krd| }t |d d d �}t|| �S )Nz$$%s)r� r} r� r r r �unknown_ptr_type5 s r� c
C sR t | tj�rtS t�4 tt| �d�s2t�� t| �_ t| �j W 5 Q R � S Q R X d S )N� __typecache)
r� r� �
ModuleType�_typecache_cffi_backend� global_lock�hasattrr� �weakref�WeakValueDictionaryr� )Zbackendr r r �
get_typecache? s r� c
O s� |� d||f�}|rt�z |j| W S tk
r8 Y nX zt|j|�|� }W n4 tk
r� } ztd|| |f ��W 5 d }~X Y nX |j}t�@ |�|�} | d kr�|||< |W 5 Q R � S | W 5 Q R � S W 5 Q R X d S )Nr� z
%s: %r: %s) �popr Z
_typecacher, r5 ru rf r� �get)
Zsrctyper/ �funcnameri �kwdsr� �res�e�cacheZres1r r r rL J s" $
rL c C s t d| d|�S )N�?r{ rK )r/ r2 r r r �
pointer_cachea s r� c C s@ | j r<t| j d �tkr<d|| j d f f| j dd � | _ d S )Nr z%s: %sr )ri r� �str)r� r7 r r r �attach_exception_infod s r� )N)N)-r� r� �lockr �errorr r r r r r r �objectr r@ rI Z void_typerO rQ rc rg rh rr rs ry Z
voidp_typer| Zconst_voidp_typer} r~ Zchar_array_typer� r� r� r� r� r� r� r� r� r� r� rL r� r� r r r r �<module> sN
/
L
G
Mini Shell