3 MZ@s@ddlZddlZddlmZddlmZGdddeZdZdS)N)model)VerificationErrorc@seZdZdZdZddZddZddZd d Zdnd d Z ddZ ddZ ddZ doddZ ddZddZddZddZdd Zd!d"Zd#d$Zd%d&Zd'd(ZeZeZeZeZeZd)d*Zd+d,Zd-d.ZeZd/d0Z eZ!d1d2Z"d3d4Z#d5d6Z$d7d8Z%eZ&d9d:Z'd;d<Z(d=d>Z)d?d@Z*dAdBZ+dCdDZ,dEdFZ-dGdHZ.eZ/dIdJZ0dKdLZ1dMdNZ2dOdPZ3dpdSdTZ4dUdVZ5dWdXZ6eZ7eZ8eZ9dqdYdZZ:d[d\Z;drd^d_Zd`daZ?dbdcZ@dddeZAeZBeZCeZDeZEdfdgZFdhdiZGeZHeZIdjdkZJdldmZKdS)sVCPythonEnginexTcCs||_|j|_i|_i|_dS)N)verifierffi_struct_pending_verification_types_of_builtin_functions)selfrr #/usr/lib64/python3.6/vengine_cpy.py__init__ szVCPythonEngine.__init__cCsdS)Nr )r kwdsr r r patch_extension_kwdssz#VCPythonEngine.patch_extension_kwdsc CsPytj||\}}}Wntk r*dSX|dk r<|j|d|krLdS|S)Nr)imp find_module ImportErrorclose)r Z module_namepathZ so_suffixesffilenameZdescrr r r rs zVCPythonEngine.find_modulecCsi|_|jddS)NZ collecttype) _typesdict _generate)r r r r collect_types$szVCPythonEngine.collect_typescCs|jj|ddS)N )Z_fwrite)r Zwhatr r r _prnt(szVCPythonEngine._prntcCs |j|S)N)r)r typer r r _gettypenum+szVCPythonEngine._gettypenumcCs:t|tj s|jdkr6||jkr6t|j}||j|<dS)Nz long double) isinstancer PrimitiveTypenamerlen)r tpZnumr r r _do_collect_type/s    zVCPythonEngine._do_collect_typecCs|jddg|_|j}|t|||jj||jd|j||d|jd|d|d|d||jj}|jd}|d ||d |d |d ||d |d|d|d|d||d|d||d|d|d|d|d|d|f|d|d|d|d|d||d||d|d||d|d|d||d|d |d!|f|d |d"|d||d#dS)$Nz ((void)lib,0)declz&static PyMethodDef _cffi_methods[] = {methodz3 {"_cffi_setup", _cffi_setup, METH_VARARGS, NULL},z) {NULL, NULL, 0, NULL} /* Sentinel */z};Fz#if PY_MAJOR_VERSION >= 3z.static struct PyModuleDef _cffi_module_def = {z PyModuleDef_HEAD_INIT,z "%s",z NULL,z -1,z _cffi_methods,z NULL, NULL, NULL, NULLZPyMODINIT_FUNCzPyInit_%s(void){z PyObject *lib;z+ lib = PyModule_Create(&_cffi_module_def);z if (lib == NULL)z return NULL;z# if (%s < 0 || _cffi_init() < 0) {z Py_DECREF(lib);z }z return lib;}z#elsez init%s(void)z+ lib = Py_InitModule("%s", _cffi_methods);z return;z! if (%s < 0 || _cffi_init() < 0)z return;z#endif) r_chained_list_constantsrcffimod_headerrZpreambler_generate_setup_customget_module_name)r prntmodnameZ constantsr r r write_source_to_f6st          z VCPythonEngine.write_source_to_fNcsvtjzttdrtj}zvy6ttdr<|dk rsz/VCPythonEngine.load_library..csg|] }|qSr r )r4i) revmappingr r r7scs&eZdZZjZgZfddZdS)z/VCPythonEngine.load_library..FFILibrarycsjt|jS)N) _cffi_dirlist__dict__)r ) FFILibraryr r __dir__sz7VCPythonEngine.load_library..FFILibrary.__dir__N)__name__ __module__ __qualname__Z_cffi_python_modulerZ _cffi_ffir:r>r )r=moduler r r r=sr=rz0reimporting %r might overwrite older definitionsZloaded)library)r acquire_lockhasattrsysr2r3Z load_dynamicrr.Zmodulefilenamerr release_lock_loaddictritemsranger$r;mapr_get_cached_btypeobjectZ _cffi_setupwarningswarnZ_cffi_original_ffir Z_cffi_types_of_builtin_funcs)r flagsZprevious_flagseerrorlstrCrOr )r=rBr9r r load_librarys<      zVCPythonEngine.load_librarycCs$dd|jjjjD}|j|S)NcSsg|]\}\}}||fqSr r )r4r5r%Zqualr r r r7sz4VCPythonEngine._get_declarations..)rZ_parserZ _declarationsrJsort)r rTr r r _get_declarationssz VCPythonEngine._get_declarationscCsx|jD]\}}|jdd\}}yt|d||f}Wn tk rXtd|YnXy|||Wq tk r}ztj||WYdd}~Xq Xq WdS)N rz_generate_cpy_%s_%sznot implemented in verify(): %r)rWsplitgetattrAttributeErrorr Exceptionrattach_exception_info)r step_namer#r%kindrealnamer(rRr r r rs zVCPythonEngine._generatec Ksx||jD]p\}}|jdd\}}t|d||f}y||||f|Wq tk rx} ztj| |WYdd} ~ Xq Xq WdS)NrXrz _%s_cpy_%s)rWrYrZr\rr]) r rBr^rr#r%r_r`r(rRr r r rHs zVCPythonEngine._loadcCsdS)Nr )r r%r#r r r _generate_nothingsz VCPythonEngine._generate_nothingcKsdS)Nr )r r%r#rBrr r r _loaded_noopszVCPythonEngine._loaded_noopcCs*d}t|tjrT|jr2|jdkr2d}d|j}nd|jd|jjddf}d}nt|tjrt|j||||dSt|tj tj fr|j d ||j ||f|j d |dSt|tj rd |jd}d |j |}d }nt||j d||||f|j d||jd|f|j d |dS)Nr_BoolZ_cffi_to_c_intz, %sz(%s)_cffi_to_c_%srX_z-1z6 if (_cffi_to_c((char *)&%s, _cffi_type(%d), %s) < 0)z %s;z(%s)_cffi_to_c_pointerz, _cffi_type(%d)ZNULLz %s = %s(%s%s);z' if (%s == (%s)%s && PyErr_Occurred()))r!rr"is_integer_typer# get_c_namereplace PointerType"_convert_funcarg_to_c_ptr_or_array StructOrUnionEnumTyperr FunctionPtrTypeNotImplementedError)r r%fromvartovarerrcodeZextraargZ converterZerrvaluer r r _convert_funcarg_to_cs4     z$VCPythonEngine._convert_funcarg_to_ccCst|tjr|jddS)NzPy_ssize_t datasize)r!rrhadd)r r% localvarsr r r _extra_local_variabless z%VCPythonEngine._extra_local_variablescCs|jd|jd|j|||f|jd|jd|jd||jd|f|jd|f|jd||j||f|jd||jd dS) Nz1 datasize = _cffi_prepare_pointer_call_argument(z( _cffi_type(%d), %s, (char **)&%s);z if (datasize != 0) {z if (datasize < 0)z %s;z" %s = alloca((size_t)datasize);z, memset((void *)%s, 0, (size_t)datasize);zL if (_cffi_convert_array_from_object((char *)%s, _cffi_type(%d), %s) < 0)z })rr )r r%rnrorpr r r ris   z1VCPythonEngine._convert_funcarg_to_c_ptr_or_arraycCst|tjr`|jr,|jdkr,d||jfS|jdkrLd|jjdd|fSd||j|fSnt|tjtjfrd||j|fSt|tj rd||jtj|j fSt|tj r|j dkrt d |j|fd ||j|fSt|tjrd||j|fSt|dS) Nrcz_cffi_from_c_int(%s, %s)z long doublez_cffi_from_c_%s(%s)rXrdz/_cffi_from_c_deref((char *)&%s, _cffi_type(%d))z0_cffi_from_c_pointer((char *)%s, _cffi_type(%d))z!'%s' is used as %s, but is opaquez0_cffi_from_c_struct((char *)&%s, _cffi_type(%d)))r!rr"rer#rgr rhrl ArrayTypeitemrjfldnames TypeError _get_c_namerkrm)r r%varcontextr r r _convert_expr_from_c)s.     z#VCPythonEngine._convert_expr_from_ccCsLt|tjst|jr"|j|n&x|jD]}|j|q*W|j|jdS)N)r!rrlAssertionErrorellipsisr&argsresult)r r%r#rr r r "_generate_cpy_function_collecttypePs   z1VCPythonEngine._generate_cpy_function_collecttypec Cst|tjst|jr(|jd||dS|j}t|j}|dkrFd}n|dkrTd}nd}|d|d||f|d d |}x.t |jD] \}}|d |j d ||qWt } x|jD]}|j || qWx| D]} |d | fqWt|j tjs"d } d|}|d |j j d|nd} t|jdkrtt|j} x| D]}|d|qJW||dd||djdd| Df|d|x6t |jD](\}}|j|d|d|d|qW|d|d|d| |djddtt|jDf|d|d ||d!|dkr>|d"| r^|d#|j|j d$d%n|d&|d'|d(|dS))NFrZnoargrZarg0rzstatic PyObject *z(_cffi_f_%s(PyObject *self, PyObject *%s)r)zargument of %sz %s;z x%dz result = z result of %sz resultrz PyObject *arg%d;z+ if (!PyArg_ParseTuple(args, "%s:%s", %s))Oz, cSsg|] }d|qS)z&arg%dr )r4r8r r r r7sz>VCPythonEngine._generate_cpy_function_decl..z return NULL;zarg%dzx%dz return NULLz Py_BEGIN_ALLOW_THREADSz _cffi_restore_errno();z { %s%s(%s); }cSsg|] }d|qS)zx%dr )r4r8r r r r7sz _cffi_save_errno();z Py_END_ALLOW_THREADSz (void)self; /* unused */z (void)noarg; /* unused */z return %s;rz result typez Py_INCREF(Py_None);z return Py_None;r*)r!rrlr}r~_generate_cpy_constrr$r enumeraterfsetrtrZVoidTyperKjoinrqr|) r r%r#r/numargsZargnamer{r8rrsr'Z result_coderngr r r _generate_cpy_function_decl[st    " $ z*VCPythonEngine._generate_cpy_function_declcCsL|jr dSt|j}|dkr"d}n|dkr0d}nd}|jd|||fdS)NrZ METH_NOARGSrZMETH_OZ METH_VARARGSz {"%s", _cffi_f_%s, %s, NULL},)r~r$rr)r r%r#rmethr r r _generate_cpy_function_methods z,VCPythonEngine._generate_cpy_function_methodcCs.|jr dSt||}t|||||j|<dS)N)r~rZsetattrr )r r%r#rBrCfuncr r r _loaded_cpy_functions   z#VCPythonEngine._loaded_cpy_functioncCs ||jkst|j|d|dS)Nstruct)r#r}_generate_struct_or_union_decl)r r%r#r r r _generate_cpy_struct_declsz(VCPythonEngine._generate_cpy_struct_declcCs|j|d|dS)Nr) _generate_struct_or_union_method)r r%r#r r r _generate_cpy_struct_methodsz*VCPythonEngine._generate_cpy_struct_methodcCs|j|d||dS)Nr)_loading_struct_or_union)r r%r#rBr r r _loading_cpy_structsz"VCPythonEngine._loading_cpy_structcKs|j|dS)N)_loaded_struct_or_union)r r%r#rBrr r r _loaded_cpy_structsz!VCPythonEngine._loaded_cpy_structcCs ||jkst|j|d|dS)Nunion)r#r}r)r r%r#r r r _generate_cpy_union_declsz'VCPythonEngine._generate_cpy_union_declcCs|j|d|dS)Nr)r)r r%r#r r r _generate_cpy_union_methodsz)VCPythonEngine._generate_cpy_union_methodcCs|j|d||dS)Nr)r)r r%r#rBr r r _loading_cpy_unionsz!VCPythonEngine._loading_cpy_unioncKs|j|dS)N)r)r r%r#rBrr r r _loaded_cpy_unionsz VCPythonEngine._loaded_cpy_unionc Cs|jdkrdSd||f}d||f}d||fj}|j}|d||f|d|d|dx|jD]\}} } } t| tjr| js| dkr|d |qny$|d | jd d || d |fWqnt k r} z|dt | WYdd} ~ XqnXqnW|d|d|d|f|d|d||d|d||dxt|jD]h\}} } } | dkrrqX|d||ft| tj r| j dkr|d| j n|d||fqXW|d|d|d|d|d|d|d|f|d|dS) Nz_cffi_check_%s_%sz_cffi_layout_%s_%sz%s %szstatic void %s(%s *p)r)z8 /* 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 */r*zstatic PyObject *z#%s(PyObject *self, PyObject *noarg)z, struct _cffi_aligncheck { char x; %s y; };z static Py_ssize_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 (void)self; /* unused */z (void)noarg; /* unused */z' return _cffi_get_struct_layout(nums);z3 /* the next line is not executed, but compiled */z %s(0);)rwstripr enumfieldsr!rr"rerfrstrrulengthry) r r%prefixr#Z checkfuncnamelayoutfuncnamecnamer/fnameftypefbitsizefqualrRr r r rsX    &   z-VCPythonEngine._generate_struct_or_union_declcCs0|jdkrdSd||f}|jd||fdS)Nz_cffi_layout_%s_%sz {"%s", %s, METH_NOARGS, NULL},)rwr)r r%rr#rr r r rs   z/VCPythonEngine._generate_struct_or_union_methodc Cs|jdkrdSd||f}t||}|}t|tjr|jr|d}|d} |ddd} |ddd} |jt| t| kot|jknst| | || f|_ nd||fj } || f|j |<dS)Nz_cffi_layout_%s_%srrz%s %s) rwrZr!rrjpartialZ force_flattenr$r}Z fixedlayoutrr ) r r%rr#rBrZfunctionlayoutZ totalsizeZtotalalignmentZfieldofsZ fieldsizerr r r r s   *z'VCPythonEngine._loading_struct_or_unionc Cs|jdkrdS|jj|||jkrdd}|j}|j|}|jj|\}}||d|j|d||d|j|dd}x|jD]v\}} } } | dkrq||||j||d|f||ddkr|j| } |||d|j| d |f|d7}qW|t |kst dS) NcSs||krtd|||fdS)Nz'%s (we have %d, but C compiler says %d))r)Z realvalueZ expectedvaluemsgr r r check(sz5VCPythonEngine._loaded_struct_or_union..checkrzwrong total sizerzwrong total alignmentrzwrong offset for field %rzwrong size for field %r) rwrrMr popsizeofZalignofrZoffsetofr$r}) r r%rrZBStructrrr8rrrrZBFieldr r r r!s,        z&VCPythonEngine._loaded_struct_or_unioncCs.t|tjr|j||dn|j|d|dS)Nr)r!rrk_generate_cpy_enum_declr)r r%r#r r r _generate_cpy_anonymous_declEs z+VCPythonEngine._generate_cpy_anonymous_declcCst|tjs|j|d|dS)Nr)r!rrkr)r r%r#r r r _generate_cpy_anonymous_methodKs z-VCPythonEngine._generate_cpy_anonymous_methodcCs0t|tjr|j|||n|j|d||dS)Nr)r!rrk_loading_cpy_enumr)r r%r#rBr r r _loading_cpy_anonymousOs z%VCPythonEngine._loading_cpy_anonymouscKs.t|tjr |j|||f|n |j|dS)N)r!rrk_loaded_cpy_enumr)r r%r#rBrr r r _loaded_cpy_anonymousUs z$VCPythonEngine._loaded_cpy_anonymousconstFc Cst|j} d||f} | d| | d| d| d|sT| d|pD|jd|n |dks`t|dk rt|j|||s|d krd |} n|} | d | f| d |j|d df|stn | d|| d| d|r| d| d| d|f| d| d| d| d| d|| d| d| d| d|j|| d|j|<| d| dS)Nz _cffi_%s_%szstatic int %s(PyObject *lib)r)z PyObject *o;z int res;z %s;z irrz&z i = (%s);z o = %s;r8z variable typez! o = _cffi_from_c_int_const(%s);z if (o == NULL)z return -1;z {z PyObject *o1 = o;z8 o = Py_BuildValue("On", o1, (Py_ssize_t)sizeof(%s));z Py_DECREF(o1);z if (o == NULL)z return -1;z }z- res = PyObject_SetAttrString(lib, "%s", o);z Py_DECREF(o);z if (res < 0)z return %s;z(lib)r*)rrfr}_check_int_constant_valuer|r+) r is_intr#r%categoryvartpdelayedsize_too check_valuer/funcnameZrealexprr r r r^sN           z"VCPythonEngine._generate_cpy_constcCs&t|tjo|j}|s"|j|dS)N)r!rr"rer&)r r%r#rr r r "_generate_cpy_constant_collecttypesz1VCPythonEngine._generate_cpy_constant_collecttypecCs&t|tjo|j}|j|||dS)N)r!rr"rer)r r%r#rr r r _generate_cpy_constant_declsz*VCPythonEngine._generate_cpy_constant_declcCs|j}|dkr"|d|||fn|d|||f|d|d||d||d|d||d |d |d |||f|d |d dS)Nrz& if ((%s) > 0 || (long)(%s) != %dL) {z1 if ((%s) <= 0 || (unsigned long)(%s) != %dUL) {z char buf[64];z if ((%s) <= 0)z. snprintf(buf, 63, "%%ld", (long)(%s));z elsez7 snprintf(buf, 63, "%%lu", (unsigned long)(%s));z) PyErr_Format(_cffi_VerificationError,z6 "%s%s has the real value %s, not %s",z( "%s", "%s", buf, "%d");z return -1;z })r)r r#r6Z err_prefixr/r r r rs$  z(VCPythonEngine._check_int_constant_valuecCs|jdd}d||fS)N$Z___D_z _cffi_e_%s_%s)rg)r rr#r r r _enum_funcnames zVCPythonEngine._enum_funcnameenumcCs|jr*x|jD]}|jd|ddqWdS|j||}|j}|d||dx,t|j|jD]\}}|j||d|q`W|d|jd|d|jd<|d |dS) NTF)rzstatic int %s(PyObject *lib)r)z enum %s: z return %s;z(lib)r*) r enumeratorsrrrzip enumvaluesrr+)r r%r#r enumeratorrr/ enumvaluer r r rs   z&VCPythonEngine._generate_cpy_enum_declcs.|jr*fdd|jD}t||_d|_dS)Ncsg|]}t|qSr )rZ)r4r)rBr r r7sz4VCPythonEngine._loading_cpy_enum..T)rrtuplerZpartial_resolved)r r%r#rBrr )rBr rs    z VCPythonEngine._loading_cpy_enumcCs,x&t|j|jD]\}}t|||qWdS)N)rrrr)r r%r#rBrCrrr r r rszVCPythonEngine._loaded_cpy_enumcCs&|dkrd}n|}|jd||ddS)Nz...T)r)r)r r%r#rr r r _generate_cpy_macro_declsz'VCPythonEngine._generate_cpy_macro_declcCs2t|tjrtj|j}n tj|}|j|dS)N)r!rrurhrvr&)r r%r#tp_ptrr r r "_generate_cpy_variable_collecttypes  z1VCPythonEngine._generate_cpy_variable_collecttypecCsTt|tjr4tj|j}|jd||||jdkdntj|}|jd||dddS)NFz...)rrrz)r)r!rrurhrvrr)r r%r#rr r r _generate_cpy_variable_decls     z*VCPythonEngine._generate_cpy_variable_declc st||}t|tjr|jdkr~t|ts.t|\}}|jj|j }t ||jj |\}} | dkrtt d||j f|j |}|jdk r|jj|} |jj| |}t|||dS|t||fdd} fdd} tt||t| | t|jj|dS)Nz...rz/bad size: %r does not seem to be an array of %scsdS)Nrr )rC)ptrr r gettersz3VCPythonEngine._loaded_cpy_variable..gettercs |d<dS)Nrr )rCr6)rr r settersz3VCPythonEngine._loaded_cpy_variable..setter)rZr!rrurrr}rrMrvdivmodrrZresolve_lengthcastrdelattrrpropertyr:append) r r%r#rBrCr6sizeZ BItemTyperrestZBArrayrrr )rr _loaded_cpy_variables.          z#VCPythonEngine._loaded_cpy_variablecCs4|j}|d|d|d|jd|ddS)Nz,static int _cffi_setup_custom(PyObject *lib)r)z return %s;Tr*)rr+)r r/r r r r-s z%VCPythonEngine._generate_setup_custom)r)N)NrNTFN)r)r)Lr?r@rAZ _class_keyZ_gen_python_modulerrrrrr r&r1rUrWrrHrarbrqrtrir|Z!_generate_cpy_typedef_collecttypeZ_generate_cpy_typedef_declZ_generate_cpy_typedef_methodZ_loading_cpy_typedefZ_loaded_cpy_typedefrrrZ_loading_cpy_functionrZ _generate_cpy_struct_collecttyperrrrZ_generate_cpy_union_collecttyperrrrrrrrZ#_generate_cpy_anonymous_collecttyperrrrrrrZ_generate_cpy_constant_methodZ_loading_cpy_constantZ_loaded_cpy_constantrrrZ_generate_cpy_enum_collecttypeZ_generate_cpy_enum_methodrrrZ_generate_cpy_macro_collecttypeZ_generate_cpy_macro_methodZ_loading_cpy_macroZ_loaded_cpy_macrorrZ_generate_cpy_variable_methodZ_loading_cpy_variablerr-r r r r r s [ : $ I  3"  .   "rat# #include #include /* 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 #if PY_MAJOR_VERSION < 3 # undef PyCapsule_CheckExact # undef PyCapsule_GetPointer # define PyCapsule_CheckExact(capsule) (PyCObject_Check(capsule)) # define PyCapsule_GetPointer(capsule, name) \ (PyCObject_AsVoidPtr(capsule)) #endif #if PY_MAJOR_VERSION >= 3 # define PyInt_FromLong PyLong_FromLong #endif #define _cffi_from_c_double PyFloat_FromDouble #define _cffi_from_c_float PyFloat_FromDouble #define _cffi_from_c_long PyInt_FromLong #define _cffi_from_c_ulong PyLong_FromUnsignedLong #define _cffi_from_c_longlong PyLong_FromLongLong #define _cffi_from_c_ulonglong PyLong_FromUnsignedLongLong #define _cffi_from_c__Bool PyBool_FromLong #define _cffi_to_c_double PyFloat_AsDouble #define _cffi_to_c_float PyFloat_AsDouble #define _cffi_from_c_int_const(x) \ (((x) > 0) ? \ ((unsigned long long)(x) <= (unsigned long long)LONG_MAX) ? \ PyInt_FromLong((long)(x)) : \ PyLong_FromUnsignedLongLong((unsigned long long)(x)) : \ ((long long)(x) >= (long long)LONG_MIN) ? \ PyInt_FromLong((long)(x)) : \ PyLong_FromLongLong((long long)(x))) #define _cffi_from_c_int(x, type) \ (((type)-1) > 0 ? /* unsigned */ \ (sizeof(type) < sizeof(long) ? \ PyInt_FromLong((long)x) : \ sizeof(type) == sizeof(long) ? \ PyLong_FromUnsignedLong((unsigned long)x) : \ PyLong_FromUnsignedLongLong((unsigned long long)x)) : \ (sizeof(type) <= sizeof(long) ? \ PyInt_FromLong((long)x) : \ PyLong_FromLongLong((long long)x))) #define _cffi_to_c_int(o, type) \ ((type)( \ sizeof(type) == 1 ? (((type)-1) > 0 ? (type)_cffi_to_c_u8(o) \ : (type)_cffi_to_c_i8(o)) : \ sizeof(type) == 2 ? (((type)-1) > 0 ? (type)_cffi_to_c_u16(o) \ : (type)_cffi_to_c_i16(o)) : \ sizeof(type) == 4 ? (((type)-1) > 0 ? (type)_cffi_to_c_u32(o) \ : (type)_cffi_to_c_i32(o)) : \ sizeof(type) == 8 ? (((type)-1) > 0 ? (type)_cffi_to_c_u64(o) \ : (type)_cffi_to_c_i64(o)) : \ (Py_FatalError("unsupported size for type " #type), (type)0))) #define _cffi_to_c_i8 \ ((int(*)(PyObject *))_cffi_exports[1]) #define _cffi_to_c_u8 \ ((int(*)(PyObject *))_cffi_exports[2]) #define _cffi_to_c_i16 \ ((int(*)(PyObject *))_cffi_exports[3]) #define _cffi_to_c_u16 \ ((int(*)(PyObject *))_cffi_exports[4]) #define _cffi_to_c_i32 \ ((int(*)(PyObject *))_cffi_exports[5]) #define _cffi_to_c_u32 \ ((unsigned int(*)(PyObject *))_cffi_exports[6]) #define _cffi_to_c_i64 \ ((long long(*)(PyObject *))_cffi_exports[7]) #define _cffi_to_c_u64 \ ((unsigned long long(*)(PyObject *))_cffi_exports[8]) #define _cffi_to_c_char \ ((int(*)(PyObject *))_cffi_exports[9]) #define _cffi_from_c_pointer \ ((PyObject *(*)(char *, CTypeDescrObject *))_cffi_exports[10]) #define _cffi_to_c_pointer \ ((char *(*)(PyObject *, CTypeDescrObject *))_cffi_exports[11]) #define _cffi_get_struct_layout \ ((PyObject *(*)(Py_ssize_t[]))_cffi_exports[12]) #define _cffi_restore_errno \ ((void(*)(void))_cffi_exports[13]) #define _cffi_save_errno \ ((void(*)(void))_cffi_exports[14]) #define _cffi_from_c_char \ ((PyObject *(*)(char))_cffi_exports[15]) #define _cffi_from_c_deref \ ((PyObject *(*)(char *, CTypeDescrObject *))_cffi_exports[16]) #define _cffi_to_c \ ((int(*)(char *, CTypeDescrObject *, PyObject *))_cffi_exports[17]) #define _cffi_from_c_struct \ ((PyObject *(*)(char *, CTypeDescrObject *))_cffi_exports[18]) #define _cffi_to_c_wchar_t \ ((wchar_t(*)(PyObject *))_cffi_exports[19]) #define _cffi_from_c_wchar_t \ ((PyObject *(*)(wchar_t))_cffi_exports[20]) #define _cffi_to_c_long_double \ ((long double(*)(PyObject *))_cffi_exports[21]) #define _cffi_to_c__Bool \ ((_Bool(*)(PyObject *))_cffi_exports[22]) #define _cffi_prepare_pointer_call_argument \ ((Py_ssize_t(*)(CTypeDescrObject *, PyObject *, char **))_cffi_exports[23]) #define _cffi_convert_array_from_object \ ((int(*)(char *, CTypeDescrObject *, PyObject *))_cffi_exports[24]) #define _CFFI_NUM_EXPORTS 25 typedef struct _ctypedescr CTypeDescrObject; static void *_cffi_exports[_CFFI_NUM_EXPORTS]; static PyObject *_cffi_types, *_cffi_VerificationError; static int _cffi_setup_custom(PyObject *lib); /* forward */ static PyObject *_cffi_setup(PyObject *self, PyObject *args) { PyObject *library; int was_alive = (_cffi_types != NULL); (void)self; /* unused */ if (!PyArg_ParseTuple(args, "OOO", &_cffi_types, &_cffi_VerificationError, &library)) return NULL; Py_INCREF(_cffi_types); Py_INCREF(_cffi_VerificationError); if (_cffi_setup_custom(library) < 0) return NULL; return PyBool_FromLong(was_alive); } static int _cffi_init(void) { PyObject *module, *c_api_object = NULL; module = PyImport_ImportModule("_cffi_backend"); if (module == NULL) goto failure; c_api_object = PyObject_GetAttrString(module, "_C_API"); if (c_api_object == NULL) goto failure; if (!PyCapsule_CheckExact(c_api_object)) { PyErr_SetNone(PyExc_ImportError); goto failure; } memcpy(_cffi_exports, PyCapsule_GetPointer(c_api_object, "cffi"), _CFFI_NUM_EXPORTS * sizeof(void *)); Py_DECREF(module); Py_DECREF(c_api_object); return 0; failure: Py_XDECREF(module); Py_XDECREF(c_api_object); return -1; } #define _cffi_type(num) ((CTypeDescrObject *)PyList_GET_ITEM(_cffi_types, num)) /**********/ ) rFrrrrSrrNrr,r r r r s  u