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recompiler.cpython-39.pyc
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Zd/d0 Zd1d2 Zd3d4 Z d5d6 Z d7d8 Z d9d: Z d;d< Z d=d> Z!dd@dAZ"dBdC Z#dDdE Z$dFdG Z%e%Z&dHdI Z'dJdK Z(e(Z)dLdM Z*e*Z+dNdO Z,dPdQ Z-dRdS Z.ddUdVZ/dWdX Z0dYdZ Z1d[d\ Z2d]d^ Z3dd_d`Z4dadb Z5dcdd Z6dedf Z7dgdh Z8didj Z9dkdl Z:dmdn Z;dodp Z<dqdr Z=dsdt Z>e> Z?Z@dudv ZAdwdx ZBdydz ZCd{d| ZDd}d~ ZEeE ZFZGdd ZHdd ZIdd ZJdd ZKdd ZLdd ZMdd ZNeNZOeNZPdd ZQdd ZRdd ZSeSZTdd ZUd?S ) Recompilerr Fc C s || _ || _|| _t| _d S r )ffi module_nametarget_is_python VERSION_BASE_version)r rC rD rE r r r r s zRecompiler.__init__c C s t | j|| _d S r )maxrG )r Zverr r r needs_version s zRecompiler.needs_versionc C s. i | _ | d t| j td}g | _|D ]}|jr(| j | d u sDJ t| j| j |< | j| |jD ]P}t |t j t j t j t jt jfsJ | j | d u rt| j| j |< | j| qf| jd q(|D ]P}|js| j | d u rt| j| j |< | j| |jr|jd ur| jd qd | j vs0J i | _i | _|D ]8}t |t jr^d | j|< nt |t jr@d | j|< q@tt| jdd dD ]\}}|| j|< qtt| jdd dD ]\}}|| j|< q|D ](}t| d|jj }||| j | q| jD ]}t |tsJ qt | j| _d S ) NZ collecttypekeyZENDLENc S s | j S r r tpr r r <lambda> z/Recompiler.collect_type_table.<locals>.<lambda>c S s | j S r rM rN r r r rP rQ Z_emit_bytecode_) _typesdict _generatesortedstr cffi_typesZis_raw_functionr# appendargs isinstancer VoidTypeBasePrimitiveType PointerTypeStructOrUnionOrEnumFunctionPtrTypeZ is_array_typelengthvalues_struct_unions_enums StructOrUnionEnumType enumerategetattr __class__r CffiOptuple)r Z all_declsrO tp1imethodr' r r r collect_type_table s` z Recompiler.collect_type_tablec C s | j }||S r )rE enumfields)r rO Z expand_anonymous_struct_unionr r r _enum_fields s zRecompiler._enum_fieldsc C s t |tjs.t |tr*|D ]}| | qd S || jvrd | j|< t |tjr^| | nnt |tjr|j d ur|| j j j vr| |D ] \}}}}| | ||| qn | D ]\}}| | qd S r )rY r ZBaseTypeByIdentityri _do_collect_typerR r^ as_raw_functionrc fldtypesrC _parser_included_declarationsro _field_typeZ _get_items)r rO xZname1rj _r r r rp s" zRecompiler._do_collect_typec C s | j jj }t|D ]\}\}}|dd\}}zt| d||f }W n tyf td| Y n0 z|| _ ||| W q t y } zt | | W Y d } ~ qd } ~ 0 0 qd S )Nr" r z_generate_cpy_%s_%sz"not implemented in recompile(): %r) rC rs Z _declarationsitemsrT splitrf AttributeErrorr _current_quals Exceptionr Zattach_exception_info) r step_namelstr rO qualskindZrealnamerl er r r rS s" zRecompiler._generate)globalfield struct_unionenumtypenamec C s( i | _ | jD ]}g | j |< q t | _| d | | jD ]4}| j | }|dkrb|jdd d t|| j |< q<| j d }| j D ],\}}|t |k sJ || j |j ksJ qt |t | jksJ | j d }| j D ],\}}|t |k sJ || j |j ksJ qt |t | j ks$J d S )Nctxr c S s | j S r rM )entryr r r rP rQ z0Recompiler.collect_step_tables.<locals>.<lambda>rJ r r ) _lsts ALL_STEPSset_seen_struct_unionsrS _add_missing_struct_unionssortri ra rx r# r rb )r r} r~ rO rk r r r collect_step_tables s* z Recompiler.collect_step_tablesr& c C s | j |d d S )N )_fwrite)r Zwhatr r r _prnt s zRecompiler._prntc C s: | j r |d u sJ | | n|d us*J | || d S r )rE write_py_source_to_fwrite_c_source_to_f)r fpreambler r r write_source_to_f s z Recompiler.write_source_to_fc C s0 t tjtjt|d}| }| |S )Nr)openospathr7 dirname__file__ readlinesclose)r filenameglinesr r r _rel_readlines! s zRecompiler._rel_readlinesc C sl || _ | j}| jjd ur |d ts,|d | d}|d}| d|||d < |d| | j dd }| jjd ur<|d | jf |d | | jj |d |d |d|f |d |d|f |d |d|f |d | d}|d}| d|||d < |d| | t |d | || | |d | |d t dd | j D }t| jD ]>\}}d} ||v rd|| } |d || | f q| js|d |d | t | _| d i } | jD ]`} | j| } t| | | < | | d kr |d!| | f | D ]} || qF|d | q | jjr|d" | jjD ]d}z|jd d# \}}W n& t y t d$| j|f Y n0 |d u rt d%|d&|f q|d' |d | |d( |d) | jD ].} | | d kr8|d*| n |d+| q| jD ]$} | d,krN|d-| | | f qN| jjr|d. n|d/ |d0t| jf d }| j r|dO }|d1| |d | |d2 |d3 |d | |d |d4 |d5|f |d6 | j r6|d7 |d8 |d9 |d:| j |d; |d< |d= |d |d> |d? |d@ |dA |dB|f |dC |dD|f |dE |dE |d |d4 |dF|f |d6 |dG| j| j f |d> |d |d4 |dH|f |d6 |dI| j| j f |d> |d | |d2 |dJ |d d | _ d S )KNz#define _CFFI_USE_EMBEDDINGz #define _CFFI_NO_LIMITED_APIz_cffi_include.hz#include "parse_c_type.h" zparse_c_type.hr r& .z #define _CFFI_MODULE_NAME "%s"z1static const char _CFFI_PYTHON_STARTUP_CODE[] = {z0 };z#ifdef PYPY_VERSIONz5# define _CFFI_PYTHON_STARTUP_FUNC _cffi_pypyinit_%sz#elif PY_MAJOR_VERSION >= 3z-# define _CFFI_PYTHON_STARTUP_FUNC PyInit_%s#elsez*# define _CFFI_PYTHON_STARTUP_FUNC init%s#endifz _embedding.hz#include "_cffi_errors.h" z_cffi_errors.hz>/************************************************************/z static void *_cffi_types[] = {c S s g | ]\}}||fqS r r r3 rO rk r r r r4 W rQ z2Recompiler.write_c_source_to_f.<locals>.<listcomp>z // z/* %2d */ %s,%sz 0z};declr z.static const struct _cffi_%s_s _cffi_%ss[] = {z.static const char * const _cffi_includes[] = {r< Qffi object %r includes %r, but the latter has not been prepared with set_source()zMnot implemented yet: ffi.include() of a Python-based ffi inside a C-based ffiz "%s",z NULLz?static const struct _cffi_type_context_s _cffi_type_context = {z _cffi_types,z _cffi_%ss,z NULL, /* no %ss */r z %d, /* num_%ss */z _cffi_includes,z NULL, /* no includes */z %d, /* num_types */z %d, /* flags */z#ifdef __GNUC__z?# pragma GCC visibility push(default) /* for -fvisibility= */ZPyMODINIT_FUNCz"_cffi_pypyinit_%s(const void *p[]){z% if (((intptr_t)p[0]) >= 0x0A03) {zQ _cffi_call_python_org = (void(*)(struct _cffi_externpy_s *, char *))p[1];z }z p[0] = (const void *)0x%x;z p[1] = &_cffi_type_context;z#if PY_MAJOR_VERSION >= 3 return NULL;}z# ifdef _MSC_VERz PyMODINIT_FUNCz# if PY_MAJOR_VERSION >= 3z% PyInit_%s(void) { return NULL; }z# elsez init%s(void) { }z# endifzPyInit_%s(void)z5 return _cffi_init("%s", 0x%x, &_cffi_type_context);z init%s(void)z. _cffi_init("%s", 0x%x, &_cffi_type_context);z # pragma GCC visibility pop) r r rC _embeddingUSE_LIMITED_APIr indexr7 rD ry _print_string_literal_in_arrayrI VERSION_EMBEDDEDdictrR rx re rV _get_c_namer r _seen_constantsrS r r r# _included_ffis_assigned_sourcerz r _num_externpyrG )r r r prntr rk Zbase_module_nametypeindex2typer' r0 Znumsr} r~ r ffi_to_includeincluded_module_nameincluded_sourcer. r r r r ' s2 z Recompiler.write_c_source_to_fc sb t |trd|f S t |ttfrZ fdd|D }t|dkrJ|d dd|f S | S )Nzb'%s'c s g | ]} |qS r )_to_py)r3 itemr r r r4 rQ z%Recompiler._to_py.<locals>.<listcomp>r r& z(%s)r5 )rY rU listri r# rW r7 r )r rv Zrepr r r r s zRecompiler._to_pyc C s || _ | j}|d |d t| jjp(d}t|D ]l}| jj| }z|jd d \}}W n$ ty~ td| j|f Y n0 |d urtd|d||f q4| |d| j f |d | j f d | _ t | j | _ d d | j D }|d | d |f tdd | j D } | jD ]>} | j| } t| dkr"| dkr"|d| | | f q"|dkr|dddd t|D f |d d S )Nz# auto-generated filezimport _cffi_backendr r< r zMnot implemented yet: ffi.include() of a C-based ffi inside a Python-based ffiz from %s import ffi as _ffi%dz ffi = _cffi_backend.FFI('%s',z _version = 0x%x,c S s g | ] }| qS r )r )r3 r' r r r r4 rQ z3Recompiler.write_py_source_to_f.<locals>.<listcomp>z _types = %s,r& c S s g | ]\}}||fqS r r r r r r r4 rQ r r z _%ss = %s,z _includes = (%s,),, c S s g | ] }d | qS )z_ffi%dr r3 rk r r r r4 rQ ))r r r# rC r ranger rz r rD rG ri rV r r7 r rR rx r r ) r r r Z num_includesrk r r r Z types_lstr r} r~ r r r r sN z Recompiler.write_py_source_to_fc C s | j | S r )rR )r typer r r _gettypenum s zRecompiler._gettypenumc C sn d}t |tjr| s| r:|jdkr:d}d|j }nPt |tjrXd|df }n2|d}d||jddf }|d v r| t d }nt |tj r| |||| d S t |tj st |tjr| d || ||f | d | d S t |tjr$d |d }d| | }d}nt|| d||||f | d||d|f | d | d S )Nr& _BoolZ_cffi_to_c_intz, %sz(%s)_cffi_to_c_doublez(%s)_cffi_to_c_%sr" rw Zchar16_tZchar32_tz-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()))rY r r[ is_complex_typeis_integer_typer UnknownFloatType get_c_namereplacerI VERSION_CHAR16CHAR32r\ "_convert_funcarg_to_c_ptr_or_arrayr] r r r^ r% ) r rO fromvartovarerrcodeZextraargZ convertercnameZerrvaluer r r _convert_funcarg_to_c sJ z Recompiler._convert_funcarg_to_cc C s. t |tjr*|d |d |d d S )NzPy_ssize_t datasizez-struct _cffi_freeme_s *large_args_free = NULLzIif (large_args_free != NULL) _cffi_free_array_arguments(large_args_free);)rY r r\ add)r rO localvars freelinesr r r _extra_local_variablesC s z!Recompiler._extra_local_variablesc C s | d | d| |||f | d | d||df | d| |||f | d | d| | d d S ) Nz1 datasize = _cffi_prepare_pointer_call_argument(z( _cffi_type(%d), %s, (char **)&%s);z if (datasize != 0) {zI %s = ((size_t)datasize) <= 640 ? (%s)alloca((size_t)datasize) : NULL;r& zF if (_cffi_convert_array_argument(_cffi_type(%d), %s, (char **)&%s,z, datasize, &large_args_free) < 0)z %s;z })r r r )r rO r r r r r r r J s z-Recompiler._convert_funcarg_to_c_ptr_or_arrayc C sJ t |tjr| r,|jdkr,d||jf S t |tjrBd|f S |jdkr| s|jdd}|dv rt| t d||f S d || |f S nt |tj tj frd || |f S t |tj rd || t |jf S t |tjr |jd u r td | |f d || |f S t |tjr>d || |f S t|d S ) Nr z_cffi_from_c_int(%s, %s)z_cffi_from_c_double(%s) long doubler" rw r z_cffi_from_c_%s(%s)z/_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)))rY r r[ r r r r r rI r r r\ r^ ArrayTyper rc Zfldnames TypeErrorr rd r% )r rO varcontextr r r r _convert_expr_from_cX sD z Recompiler._convert_expr_from_cc C s | |d|f S )Nz (*(%s *)0)) _global_typer rO r r r r _typedef_type{ s zRecompiler._typedef_typec C s | | || d S r )rp r r r r r 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| d| d! | q|d" |d# d$d tt|jD }d |}|d%|||f |d& |d' | |d( |dkrF|d) |r|d*| |jd+d, |D ]}|d-| qh|d. n(|D ]}|d-| q|d/ |d0 |d |d1 d2d3 }d4}g }g }d| }t |jD ]P\} } d }|| rd5}d6}| d7|| f |}| | | d8|| f q|j}||rxd| }| d9|}|d| tj}d }d:}d6}|rd |} | pd } d;| || f } |d| | f |d |r|| d |}|d%|||f |r|d< |d n|d=||f |d> | d S )?Nr Znoargr Zarg0rX argument of %sz x%dx%dr voidr" r& z%s_cffi_d_%s(%s)z static %sr zreturn z %s%s(%s);r z#ifndef PYPY_VERSIONzstatic PyObject *z(_cffi_f_%s(PyObject *self, PyObject *%s)z %s;z result = result of %sz resultz PyObject *pyresult;z PyObject *arg%d;z1 if (!PyArg_UnpackTuple(args, "%s", %d, %d, %s))c S s g | ] }d | qS )z&arg%dr r r r r r4 rQ z:Recompiler._generate_cpy_function_decl.<locals>.<listcomp>r zarg%dz return NULLz Py_BEGIN_ALLOW_THREADSz _cffi_restore_errno();c S s g | ] }d | qS )r r r r r r r4 rQ z { %s%s(%s); }z _cffi_save_errno();z Py_END_ALLOW_THREADSz (void)self; /* unused */z (void)noarg; /* unused */z pyresult = %s;resultz result typez z return pyresult;z 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