­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ U ل=^T@sddlZddlZddlmZddlmZmZmZdZdZ dZ ddZ Gd d d e Z Gd d d e ZGd ddeZeZGdddeZGdddeZGdddeZGdddeZGdddeZGdddeZGdddeZGdddeZeeZdd ZeeZGd!d"d"eZGd#d$d$eZeed%dZGd&d'd'e ZGd(d)d)eZ Gd*d+d+e Z!Gd,d-d-e Z"Gd.d/d/eZ#dN) allocate_lock) CDefErrorVerificationErrorVerificationMissingcCs@|t@rd|}|t@r(d|}|t@rr&r%rrr__repr__AszBaseTypeByIdentity.__repr__csfddjDS)Ncsg|]}|t|fqSr)getattr).0namer%rr Esz1BaseTypeByIdentity._get_items..)_attrs_r%rr%r _get_itemsDszBaseTypeByIdentity._get_itemsN)rrr)F) __name__ __module__ __qualname__ is_array_typeis_raw_functionr$r r'r)r3r4r:rrrrrs  rc@s$eZdZddZddZddZdS)BaseTypecCs|j|jko||kSr*) __class__r:r!otherrrr__eq__Js zBaseType.__eq__cCs ||k Sr*rrBrrr__ne__NszBaseType.__ne__cCst|jt|fSr*)hashrAtupler:r%rrr__hash__QszBaseType.__hash__N)r;r<r=rDrErHrrrrr@Hsr@c@s eZdZdZddZddZdS)VoidTypercCs d|_dS)Nzvoid&)rr%rrr__init__XszVoidType.__init__cCs t||dS)NZ new_void_type global_cacher!r/r0rrrr-[szVoidType.build_backend_typeNr;r<r=r9rJr-rrrrrIUsrIc@seZdZddZdS)BasePrimitiveTypecCsdSr(rr%rrris_complex_typebsz!BasePrimitiveType.is_complex_typeN)r;r<r=rPrrrrrOasrOc4@seZdZdZdddddddddddddddddddddddddddddddddddddddddddddddddddd3ZddZd d Zd d Zd dZddZ ddZ dS) PrimitiveTyper7cifj)3charshortintlongz long longz signed charz unsigned charzunsigned short unsigned int unsigned longzunsigned long longfloatZdoublez 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_tcCs"||jkst||_|d|_dSNr)ALL_PRIMITIVE_TYPESrr7rr!r7rrrrJszPrimitiveType.__init__cCs|j|jdkS)NrSr_r7r%rrr is_char_typeszPrimitiveType.is_char_typecCs|j|jdkS)NrTrar%rrrr)szPrimitiveType.is_integer_typecCs|j|jdkS)NrUrar%rrr is_float_typeszPrimitiveType.is_float_typecCs|j|jdkS)NrVrar%rrrrPszPrimitiveType.is_complex_typecCst||d|jS)NZnew_primitive_type)rLr7rMrrrr-sz PrimitiveType.build_backend_typeN) r;r<r=r9r_rJrbr)rcrPr-rrrrrQfsv7rQc@s(eZdZdZddZddZddZdS) UnknownIntegerTyperRcCs||_|d|_dSr^r7rr`rrrrJszUnknownIntegerType.__init__cCsdS)NTrr%rrrr)sz"UnknownIntegerType.is_integer_typecCstd|jdS)Nz4integer type '%s' can only be used after compilationNotImplementedErrorr7rMrrrr-sz%UnknownIntegerType.build_backend_typeN)r;r<r=r9rJr)r-rrrrrdsrdc@s eZdZdZddZddZdS)UnknownFloatTyperRcCs||_|d|_dSr^rer`rrrrJszUnknownFloatType.__init__cCstd|jdS)Nz2float type '%s' can only be used after compilationrfrMrrrr-sz#UnknownFloatType.build_backend_typeNrNrrrrrhsrhc@seZdZdZdddZdS)BaseFunctionType)argsr#ellipsisabiNcCs||_||_||_||_dd|jD}|jr8|d|p@dg}|jd|f}|dk r||dd|d|dd}|jjd||_dS) NcSsg|] }|qSrr&)r6argrrrr8sz-BaseFunctionType.__init__.....voidz, rrr) rjr#rkrlappend _base_patternjoinrr)r!rjr#rkrlZreprargsrrrrrJs   zBaseFunctionType.__init__)Nr;r<r=r9rJrrrrrisric@s$eZdZdZdZddZddZdS)RawFunctionTypez(&)(%s)TcCstd|fdS)NzPcannot render the type %r: it is a function type, not a pointer-to-function type)rrMrrrr-sz"RawFunctionType.build_backend_typecCst|j|j|j|jSr*)FunctionPtrTyperjr#rkrlr%rrras_function_pointersz#RawFunctionType.as_function_pointerN)r;r<r=rqr?r-rvrrrrrtsrtc@s eZdZdZddZddZdS)ruz(*&)(%s)cCs|j||}g}|jD]}||||qd}|jdkrh|jshz|jjf}Wntk rfYnXt ||dt |||jf|S)NrZ __stdcallZnew_function_type) r#r3rjrprlrk_backendZ FFI_STDCALLAttributeErrorrLrG)r!r/r0r#rjtpZabi_argsrrrr-s$  z"FunctionPtrType.build_backend_typecCst|j|j|j|jSr*)rtrjr#rkrlr%rrras_raw_functionszFunctionPtrType.as_raw_functionN)r;r<r=rqr-rzrrrrrusruc@s"eZdZdZdddZddZdS) PointerType)totyper rcCs>||_||_t|d}|jr*d|f}|jd||_dS)Nz *&rr)r|r rr>r rr)r!r|r extrarrrrJs  zPointerType.__init__cCs |jj||dd}t||d|S)NT)r1new_pointer_type)r|r3rL)r!r/r0ZBItemrrrr-szPointerType.build_backend_typeN)rrNrrrrr{s r{cCs t|tSr*)r{r )r|rrrConstPointerTypesrc@seZdZdZdddZdS)NamedPointerType)r|r7rcCs"t|||||_|d|_dSr^)r{rJr7r)r!r|r7r rrrrJszNamedPointerType.__init__N)rrsrrrrrsrc@s,eZdZdZdZddZddZddZd S) ArrayType)itemlengthTcCsF||_||_|dkrd}n|dkr(d}nd|}|jjd||_dS)Nz&[]rnz &[/*...*/]z&[%s]r)rrrr)r!rrZbracketsrrrrJ)szArrayType.__init__cCs t|j|Sr*)rr)r!Z newlengthrrrresolve_length6szArrayType.resolve_lengthcCsJ|jdkrtd|f|j||t|j||}t||d||jS)Nrnz)cannot render the type %r: unknown lengthZnew_array_type)rrrr3r{rL)r!r/r0ZBPtrItemrrrr-9s zArrayType.build_backend_typeN)r;r<r=r9r>rJrr-rrrrr%s  rrWc@s,eZdZdZdZddZddZddZdS) StructOrUnionOrEnumrRNcCs$|jpd|j|jf}|d|_dS)Nz%s %sr) forcenamekindr7rr`rrrbuild_c_name_with_markerHsz,StructOrUnionOrEnum.build_c_name_with_markercCs||_|dSr*)rr)r!rrrrforce_the_nameLsz"StructOrUnionOrEnum.force_the_namecCs|jdst|jddS)Nr)rendswithrr%rrrget_official_namePsz%StructOrUnionOrEnum.get_official_name)r;r<r=r9rrrrrrrrrDs rc@sjeZdZdZdZdZdZdddZddZdd d Z d d Z dd dZ ddZ ddZ ddZddZdS) StructOrUnionNrFcCs*||_||_||_||_||_|dSr*)r7fldnamesfldtypes fldbitsizefldqualsr)r!r7rrrrrrrrJ[s zStructOrUnion.__init__ccs>|jdk r:t|j|jD] \}}|dkrt|tr|VqdS)Nr)rzipr isinstancer)r!r7typerrranonymous_struct_fieldscs z%StructOrUnion.anonymous_struct_fieldsTccs||j}|dkrdt|j}t|j|j|j|D]F\}}}}|dkrht|trh|rh|D] }|VqZq0||||fVq0dS)N)rr) rlenrrrrrr enumfields)r!Zexpand_anonymous_struct_unionrr7rbitsizer r#rrrris   zStructOrUnion.enumfieldsc Cszg}g}g}g}|D]4\}}}}||||||||qt||_t||_t||_t||_dSr*)rrprGrrrr) r!namestypesZbitsizesrr7rrr rrr force_flattenws       zStructOrUnion.force_flattencCs$t||||}|s ||||Sr*)rr3finish_backend_type)r!r/r0r1r2rrrr3s   zStructOrUnion.get_cached_btypecs2|jr$|jdkr td|jfdSj|}d|_|jdkrBn|jdkrfdd|jD}tt|j||j }d}|j r|j dkrd}n d|j f}j j |||d d f|npg}|j\}}} } t t|jD]"} || } |j| } t| tr| jd kr| j}t| |\}}|dkrT|d |j|j| pLd f| |} |jd| | f|j| dd|_| }t| tr| jdkr| dkstn8|}|| kr|d |j|j| pd || f||qtt|j||j |}j |||| | d|_dS)Nrz(recursive structure declaration for '%s'rcsg|]}|qSr)r3)r6ryr/r0rrr8sz5StructOrUnion.finish_backend_type..r)rrrnzfield '%s.%s' has a bogus size?z{}z=field '%s.%s' is declared as %d bytes, but is really %d bytes) completedrgr7r+r fixedlayoutlistrrrpackedrwZcomplete_struct_or_unionrangerrrrrr3divmodsizeof_verification_errorrrrp)r!r/r0r2rlst extra_flagsZfieldofsZ fieldsizeZ totalsizeZtotalalignmentrTfsizeZftypeZ BItemTypeZnlenZnrestZ BFieldTypeZ bitemsizerrrrs                 z!StructOrUnion.finish_backend_typecCs t|dSr*)r)r!msgrrrrsz!StructOrUnion._verification_errorcCs |jr|jdkrt|dSr*)partialrrr r%rrrcheck_not_partialszStructOrUnion.check_not_partialcCs.|||t||d|j||dS)Nz new_%s_typekey)rrprLrrrMrrrr-s  z StructOrUnion.build_backend_type)N)T)F)r;r<r=rrrrrJrrrr3rrrr-rrrrrUs   ?rc@seZdZdZdS) StructTypestructNr;r<r=rrrrrrsrc@seZdZdZdS) UnionTypeunionNrrrrrrsrc@sBeZdZdZdZdZdddZddZdd Zd d Z d d Z dS)EnumTypeenumFNcCs$||_||_||_||_|dSr*)r7 enumerators enumvalues baseinttyper)r!r7rrrrrrrJs zEnumType.__init__cCs4t|||jdkr0|}d|dd|_dS)Nrr_)rrrrr)r!rr7rrrrs  zEnumType.force_the_namecCs|jr|jst|dSr*)rpartial_resolvedrr r%rrrrs zEnumType.check_not_partialc Cs4||||}t||d||j|j||dS)NZ new_enum_typer)rbuild_baseinttyperLrrr)r!r/r0Z base_btyperrrr-s zEnumType.build_backend_typec CsJ|jdk r|j||S|jr4t|j}t|j}nDddl}z tWntk r\YnX| d| d}}|dkrd}t d}t d}nd}t d}t d}|||} |||} | | } | | } |dd | d>kr|dd | |>kr| S|dd | d>kr6|dd | |>kr6| St d | dS) NrzU%r has no values explicitly defined; guessing that it is equivalent to 'unsigned int'rrYrZr[r\rrz=%s values don't all fit into either 'long' or 'unsigned long')rr3rminmaxwarningsZ__warningregistry__clear NameErrorwarnr rQrr) r!r/r0Zsmallest_valueZ largest_valuersignZ candidate1Z candidate2Zbtype1Zbtype2Zsize1Zsize2rrrrsH         zEnumType.build_baseinttype)N) r;r<r=rrrrJrrr-rrrrrrs rcCs2|dkrd|}t|ddd}||d|_|S)Nz$%s unknown_type)rroriginr7Z structnameryrrrr-s  rcCs(|dkrd|}t|ddd}t||S)Nz$$%s)rrrrrrunknown_ptr_type5src CsRt|tjrtSt4tt|ds2tt|_ t|j W5QRSQRXdS)N __typecache) rr ModuleType_typecache_cffi_backend global_lockhasattrrweakrefWeakValueDictionaryr)Zbackendrrr get_typecache?s  rc Os|d||f}|rtz |j|WStk r8YnXzt|j||}Wn4tk r}ztd|||fW5d}~XYnX|j}t@||} | dkr|||<|W5QRS| W5QRSW5QRXdS)Nrz %s: %r: %s) poprZ _typecacher,r5rwrgrget) Zsrctyper/funcnamerjkwdsrresecacheZres1rrrrLJs" $ rLcCstd|d|S)N?r~rK)r/r2rrr pointer_cacheasrcCs@|jrsN  /  L   G