o ѽbZ$d?d@Z%eZ&d]dAdBZ'dCdDZ(dEdFZ)dGdHZ*dIdJZ+d^dLdMZ,d^dNdOZ-dPdQZ.dRdSZ/eZ0dTdUZ1dVdWZ2eZ3dXdYZ4d;S)_VGenericEnginegFcCs||_|j|_g|_i|_dSN)verifierffiexport_symbols_struct_pending_verification)selfr r4usr/lib/python3.10/site-packages/cffi/vengine_gen.py__init__s zVGenericEngine.__init__cCs|d|jdS)Nr ) setdefaultr )r kwdsrrrpatch_extension_kwdssz#VGenericEngine.patch_extension_kwdscCsT|D]%}||}|durtj}|D]}tj||}tj|r&|SqqdSr)syspathosjoinisfile)r module_namerZ so_suffixesZ so_suffixbasenamedirnamefilenamerrr find_modules  zVGenericEngine.find_modulecCdSrrr rrr collect_types%zVGenericEngine.collect_typescCs|j|ddS)N )Z_fwrite)r whatrrr_prnt(zVGenericEngine._prntcCsd|j}|t||jj|dtjdkr0tjdkrd}nd}|j}|d||fdSdS)Ndeclwin32ZPyInit_initzvoid %s%s(void) { } ) r&cffimod_headerr preamble _generaterplatform version_infoZget_module_name)r prntprefixmodnamerrrwrite_source_to_f+s     z VGenericEngine.write_source_to_frcsjjj}tjtjjj}||| dGfdddt j d}j d|d|S)NZloadingcs&eZdZZjZgZfddZdS)z/VGenericEngine.load_library..FFILibrarycsjSr) _cffi_dirr) FFILibraryrr__dir__Tsz7VGenericEngine.load_library..FFILibrary.__dir__N)__name__ __module__ __qualname__Z_cffi_generic_moduler Z _cffi_ffir6r8rr7moduler rrr7Ps r7r"loadedlibrary) r _backendrrrcurdirr Zmodulefilename load_library_loadtypes ModuleType)r flagsbackendrr@rr<rrCAs  zVGenericEngine.load_librarycCs$dd|jjjD}||S)NcSsg|] \}\}}||fqSrr).0keytpZqualrrr ^sz4VGenericEngine._get_declarations..)r _parserZ _declarationsitemssort)r lstrrr_get_declarations]s  z VGenericEngine._get_declarationsc Cs|D]?\}}|dd\}}z t|d||f}Wn ty(td|wz|||WqtyC}zt||d}~wwdS)N rz_generate_gen_%s_%sznot implemented in verify(): %r)rQsplitgetattrAttributeErrorr Exceptionrattach_exception_info)r step_namenamerKkindrealnamemethoderrrr/cs&  zVGenericEngine._generatec Ksv|D]4\}}|dd\}}t|d||f}z ||||fi|Wqty8} zt| |d} ~ wwdS)NrRrz _%s_gen_%s)rQrSrTrVrrW) r r=rXrrYrKrZr[r\r]rrrrDrs zVGenericEngine._loadcCrrrr rKrYrrr_generate_nothing|r!z VGenericEngine._generate_nothingcKrrrr rKrYr=rrrr _loaded_noopr!zVGenericEngine._loaded_noopcst|tjsJ|jr|d||dS|j}t|j}g}t|jD]\}}d}t|tj r1d}| d||fq#d|fddt |j|D} |j } t| tj rb| d| d tj} d | phd } d |} |j | |jr||jd } nd} d| | | f} d||| | |dt|j tj rd}n t|j tjsd}nd}|d||d |f|d|dS)NFr"*z%sx%dzargument of %scs g|] \}}|d|qS)z %s) get_c_name)rItypeargcontextrrrLsz>VGenericEngine._generate_gen_function_decl..rz *rz, void _cffi_f_%srRz %s%s(%s)z result of %s{z*r = zreturn z %s%s(%s);}) isinstancerFunctionPtrTypeellipsis_generate_gen_constr&lenargs enumerate StructOrUnionappendzipresultinsertrc void_typerr abiZVoidType)r rKrYr2ZnumargsargnamesirdZ indirectionZarglistZtpresult wrappernameryZfuncdeclZ result_coderrfr_generate_gen_function_declsL        z*VGenericEngine._generate_gen_function_declcCsdt|tjsJ|jr|d|||}ng}|}tdd|jDs)t|jtjrg}t |jD]\} } t| tjrFt | } | | | f| | q0|j} t| tjry| j durct d| ft | } |d| |dd| ftj} tt|| |j}|j|} d|} || | }|D] \} } ||| | |}qt|||t|j |dS)NFcss|] }t|tjVqdSr)rlrrs)rItyprrr sz6VGenericEngine._loaded_gen_function..z*'%s' is used as result type, but is opaquerrvri)rlrrmrn_load_constantanyrqrvrsrr PointerTypertZfldtypes TypeError _get_c_namerwrxtupler _get_cached_btype load_function_make_struct_wrappersetattrrdr6)r rKrYr=r@Z newfunctionZ indirectionsbase_tpZ indirect_argsr{r~Zindirect_resultBFuncr|rrr_loaded_gen_functionsJ              z#VGenericEngine._loaded_gen_functioncsP|jj|j|dkr|jfdd}n fdd}||_|S)Nrvcs"}|g|R|dSNr)new)rqres)BTyper oldfuncrrnewfuncs z4VGenericEngine._make_struct_wrapper..newfunccs6|d|f|dd}|S)Nr)Znewp)rq)rrHr{rrrrs.)r rArZ_cffi_base_type)r rr{rKrrr)rrHr r{rrrs z#VGenericEngine._make_struct_wrappercC ||jksJ||d|dSNstructrY_generate_struct_or_union_declr^rrr_generate_gen_struct_declz(VGenericEngine._generate_gen_struct_declcC||d||dSr_loading_struct_or_unionr rKrYr=rrr_loading_gen_structr'z"VGenericEngine._loading_gen_structcK||dSr_loaded_struct_or_unionr`rrr_loaded_gen_structz!VGenericEngine._loaded_gen_structcCrNunionrr^rrr_generate_gen_union_declrz'VGenericEngine._generate_gen_union_declcCrrrrrrr_loading_gen_unionr'z!VGenericEngine._loading_gen_unioncKrrrr`rrr_loaded_gen_unionrz VGenericEngine._loaded_gen_unionc Cs|jdurdSd||f}d||f}d||f}|j}|d||f|d|d|d|D]G\}} } } t| tjrF| sJ| dkrQ|d |q6z|d | jd d || d |fWq6t y}} z|dt | WYd} ~ q6d} ~ ww|d|j ||d|f|d|d||d|d||d|D]/\}} } } | dkrq|d||ft| tj r| jdur|d| q|d||fq|d|d|d|d|d|f|d|dS)Nz_cffi_check_%s_%s_cffi_layout_%s_%s%s %szstatic void %s(%s *p)rjz8 /* only to generate compile-time warnings or errors */z (void)p;rz (void)((p->%s) << 1);z { %s = &p->%s; (void)tmp; }z*tmpzfield %r)Zqualsz /* %s */rkzintptr_t %s(intptr_t i)z, struct _cffi_aligncheck { char x; %s y; };z static intptr_t nums[] = {z sizeof(%s),z) offsetof(struct _cffi_aligncheck, y),z offsetof(%s, %s),z 0, /* %s */z sizeof(((%s *)0)->%s),z -1z };z return nums[i];z3 /* the next line is not executed, but compiled */z %s(0);)fldnamesstripr& enumfieldsrlr PrimitiveTypeis_integer_typercrstrr rt ArrayTypelengthr) r rKr3rYZ checkfuncnamelayoutfuncnamecnamer2fnameftypefbitsizefqualr]rrrrs^         z-VGenericEngine._generate_struct_or_union_declcCs |jdurdSd||f}|jdd}|||}g}d} || } | dkr)n || | d7} q t|tjrt|jrt|d} |d} |ddd} |ddd}| t | t |krht |jkskJJ| || | f|_ dSd||f }||f|j |<dS) Nrzintptr_t(*)(intptr_t)rTrr+r)rr _typeof_lockedrrtrlrrspartialZ force_flattenrpZ fixedlayoutrr )r rKr3rYr=rrfunctionlayoutnumxZ totalsizeZtotalalignmentZfieldofsZ fieldsizerrrrr7s.     *z'VGenericEngine._loading_struct_or_unionc Cs|jdurdS|j|||jvrdd}|j}||}|j|\}}||d||d||d||dd}|D];\}} } } | dkrMqB||||||d|f||ddkry|| } |||d|| d |f|d7}qB|t |ksJdSdS) NcSs||kr td|||fdS)Nz'%s (we have %d, but C compiler says %d)r)Z realvalueZ expectedvaluemsgrrrcheckZsz5VGenericEngine._loaded_struct_or_union..checkrzwrong total sizerzwrong total alignmentrzwrong offset for field %rzwrong size for field %r) rr rr popsizeofZalignofrZoffsetofrp) r rKrr ZBStructrrr{rrrrZBFieldrrrrSs4      z&VGenericEngine._loaded_struct_or_unioncCs0t|tjr|||ddS||d|dSNr")rlrEnumType_generate_gen_enum_declrr^rrr_generate_gen_anonymous_declus z+VGenericEngine._generate_gen_anonymous_declcCs4t|tjr||||ddS||d||dSr)rlrr_loading_gen_enumrrrrr_loading_gen_anonymous{s z%VGenericEngine._loading_gen_anonymouscKs4t|tjr|j|||fi|dS||dSr)rlrr_loaded_gen_enumrr`rrr_loaded_gen_anonymouss z$VGenericEngine._loaded_gen_anonymousNconstc CsB|j}d||f}|j||dur6|sJ|dksJ|d||d||||d|dnf|r[|dks>J|d||d|d|f|d |f|dnA|dusaJ|dusgJ|d krnd }nd }d } |dkrt|tjrd } d }||d| |f||d|d||f|d|dS)Nz _cffi_%s_%srint %s(char *out_error)rj return 0;rkzint %s(long long *out_value)z *out_value = (long long)(%s);z return (%s) <= 0;var&r"zconst *z %s%s(void)z return (%s%s);)r&r rt_check_int_constant_valuerlrrsrc) r is_intrYrKcategory check_valuer2funcnameZ ampersandextrarrrros@            z"VGenericEngine._generate_gen_constcCs&t|tjo |}||||dSr)rlrrrro)r rKrYrrrr_generate_gen_constant_declsz*VGenericEngine._generate_gen_constant_declcCsd|}|dur|s J||||}|S|rZ|jdd}|jdd} || |} |j|} | | } t| d}|dkrX| sX|jdd} |dd|j| >7}|S|dus`Jd}t|tj rld |}|j| ||d} || |} | }t|tj r|d}|S) Nz_cffi_const_%sz long long*rzint(*)(long long*)z long longrz (*)(void)rb) _load_known_int_constantr rrrintrrlrrsrc)r rrKrYr=rrvaluerrrpnegativeZ BLongLongZ fntypeextrarrrrs6         zVGenericEngine._load_constantcCsDt|tjo |}|||||}t|||t|j|dSr) rlrrrrrrdr6rt)r rKrYr=r@rrrrr_loaded_gen_constants z#VGenericEngine._loaded_gen_constantcCs|j}|dkr|d|||fn |d|||f|d|d||d||d|d||d |d |dd |f|d |d dS)Nrz& if ((%s) > 0 || (long)(%s) != %dL) {z1 if ((%s) <= 0 || (unsigned long)(%s) != %dUL) {z char buf[64];z if ((%s) <= 0)z) sprintf(buf, "%%ld", (long)(%s));z elsez2 sprintf(buf, "%%lu", (unsigned long)(%s));z: sprintf(out_error, "%s has the real value %s, not %s",z "%s", buf, "%d");dz return -1;z })r&)r rYrr2rrrrs&    z(VGenericEngine._check_int_constant_valuecCsr|jdd}|jdd}|||}|j|d}||dkr7|j|}tjdkr3t|d}t|dS)Nzchar[]rz int(*)(char*)r*zutf-8) r rrrstringrr1rr)r r=rrrrrerrorrrrrs     z'VGenericEngine._load_known_int_constantcCs|dd}d||fS)N$Z___D_z _cffi_e_%s_%s)replace)r r3rYrrr_enum_funcnames  zVGenericEngine._enum_funcnameenumcCs|jr|jD]}|d|qdS|||}|j||j}|d||dt|j|jD] \}}| ||q1|d|d|dS)NTrrjrrk) r enumeratorsrorr rtr&ru enumvaluesr)r rKrYr3 enumeratorrr2 enumvaluerrrrs     z&VGenericEngine._generate_gen_enum_declcsNjrfddjD}t|_d_dS||}|dS)Ncsg|] }d|qS)T)r)rIrr=r rKrrrLsz4VGenericEngine._loading_gen_enum..T)rrrrZpartial_resolvedrr)r rKrYr=r3rrrrrrs   z VGenericEngine._loading_gen_enumcCs8t|j|jD]\}}t|||t|j|qdSr)rurrrrdr6rt)r rKrYr=r@rrrrrrs zVGenericEngine._loaded_gen_enumcCs&|dkrd}n|}|jd||ddSNz...T)r)ro)r rKrYrrrr_generate_gen_macro_decl sz'VGenericEngine._generate_gen_macro_declcCsF|dkrd}n|}|jd||||d}t|||t|j|dSr)rrrdr6rt)r rKrYr=r@rrrrr_loaded_gen_macro)s  z VGenericEngine._loaded_gen_macrocCst|tjr<|r-|j}d|f}|j||d||d|d|f|dt|j}| d||dSt|}|j d||dddS) N_cffi_sizeof_%szsize_t %s(void)rjz return sizeof(%s);rkFr)r) rlrrlength_is_unknownr&r rtritemro)r rKrYr2rtp_ptrrrr_generate_gen_variable_decl6s      z*VGenericEngine._generate_gen_variable_declcs\t|tjrt|rDd|f}|jdd}|||}|}|j|j} t ||j | \} } | dkr?t d||jf| | }t |j} |d| ||} |jdurd|j|}|j|| } t||| t|j|dSd|}|j|d|d}|||}|fdd }fd d }tt||t||t|j|dS) Nrzsize_t(*)(void)rz/bad size: %r does not seem to be an array of %sFz _cffi_var_%sz *(*)(void)csdSrrr?Zptrrrgettergsz3VGenericEngine._loaded_gen_variable..gettercs |d<dSrr)r@rrrrsetteris z3VGenericEngine._loaded_gen_variable..setter)rlrrrr rrrrdivmodrrZresolve_lengthrrrcastrrdr6rtrcproperty)r rKrYr=r@rrrsizeZ BItemTyperrestrrZBArrayrrrrr_loaded_gen_variableHs>           z#VGenericEngine._loaded_gen_variable)r")r)NrNr)r)5r9r:r;Z _class_keyZ_gen_python_modulerrrr r&r5rCrQr/rDr_raZ_generate_gen_typedef_declZ_loading_gen_typedefZ_loaded_gen_typedefr}Z_loading_gen_functionrrrrrrrrrrrrrrrorZ_loading_gen_constantrrrrrrrrrZ_loading_gen_macrorrZ_loading_gen_variablerrrrrr sj   -$1"  %       rad #include #include #include #include #include /* XXX for ssize_t on some platforms */ /* this block of #ifs should be kept exactly identical between c/_cffi_backend.c, cffi/vengine_cpy.py, cffi/vengine_gen.py and cffi/_cffi_include.h */ #if defined(_MSC_VER) # include /* for alloca() */ # if _MSC_VER < 1600 /* MSVC < 2010 */ typedef __int8 int8_t; typedef __int16 int16_t; typedef __int32 int32_t; typedef __int64 int64_t; typedef unsigned __int8 uint8_t; typedef unsigned __int16 uint16_t; typedef unsigned __int32 uint32_t; typedef unsigned __int64 uint64_t; typedef __int8 int_least8_t; typedef __int16 int_least16_t; typedef __int32 int_least32_t; typedef __int64 int_least64_t; typedef unsigned __int8 uint_least8_t; typedef unsigned __int16 uint_least16_t; typedef unsigned __int32 uint_least32_t; typedef unsigned __int64 uint_least64_t; typedef __int8 int_fast8_t; typedef __int16 int_fast16_t; typedef __int32 int_fast32_t; typedef __int64 int_fast64_t; typedef unsigned __int8 uint_fast8_t; typedef unsigned __int16 uint_fast16_t; typedef unsigned __int32 uint_fast32_t; typedef unsigned __int64 uint_fast64_t; typedef __int64 intmax_t; typedef unsigned __int64 uintmax_t; # else # include # endif # if _MSC_VER < 1800 /* MSVC < 2013 */ # ifndef __cplusplus typedef unsigned char _Bool; # endif # endif #else # include # if (defined (__SVR4) && defined (__sun)) || defined(_AIX) || defined(__hpux) # include # endif #endif ) rrrEr"rrrobjectrr-rrrrs  g