GIF89a=( õ' 7IAXKgNgYvYx\%wh…hŽth%ˆs%—x¨}9®Œ©€&©‰%¶†(¹–.¹5·œD¹&Çš)ÇŸ5ǘ;Í£*È¡&Õ²)ׯ7×µ<Ñ»4ï°3ø‘HÖ§KͯT÷¨Yÿšqÿ»qÿÔFØ !ù ' !ÿ NETSCAPE2.0 , =( þÀ“pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§gª«ªE¯°¨¬ª±²Œ¹º¹E¾­”´ÂB¶¯ §Åȸ»ÑD¾¿Á•ÄÅ®° ÝH¾ÒLÀÆDÙ«D¶BÝïðÀ¾DÑÑÔTÌÍíH òGö¨A RÎڐ |¥ ٭&ºìE8œ¹kGÔAÞpx­a¶­ã R2XB®åE8I€Õ6Xî:vT)äžþÀq¦è³¥ì仕F~%xñ  4#ZÔ‰O|-4Bs‘X:= QÉ œš lºÒyXJŠGȦ|s hÏíK–3l7·B|¥$'7Jީܪ‰‡àá”Dæn=Pƒ ¤Òëí‰`䌨ljóá¯Éüv>á–Á¼5 ½.69ûϸd«­ºÀûnlv©‹ªîf{¬ÜãPbŸ  l5‘Ž¯pß ´ ˜3aÅùäI«O’ý·‘áÞ‡˜¾Æ‚ÙÏiÇÿ‹Àƒ #öó)pâš Þ½ ‘Ý{ó)vmÞü%D~ 6f s}ŃƒDØW Eþ`‡þ À…L8xá†ç˜{)x`X/> Ì}mø‚–RØ‘*|`D=‚Ø_ ^ð5 !_…'aä“OÚ—7âcð`D”Cx`ÝÂ¥ä‹éY¹—F¼¤¥Š?¡Õ™ n@`} lď’ÄÉ@4>ñd œ à‘vÒxNÃ×™@žd=ˆgsžG±æ ´²æud &p8Qñ)ˆ«lXD©øÜéAžHìySun jª×k*D¤LH] †¦§C™Jä–´Xb~ʪwStŽ6K,°£qÁœ:9ت:¨þªl¨@¡`‚ûÚ ».Û¬¯t‹ÆSÉ[:°=Š‹„‘Nåû”Ìî{¿ÂA ‡Rà›ÀÙ6úë°Ÿð0Ä_ ½;ÃϱîÉì^ÇÛÇ#Ëë¼ôº!±Ä˜íUîÅÇ;0L1óÁµö«p% AÀºU̬ݵ¼á%霼€‡¯Á~`ÏG¯»À× ­²± =4ªnpð3¾¤³¯­ü¾¦îuÙuµÙ®|%2ÊIÿür¦#0·ÔJ``8È@S@5ê¢ ö×Þ^`8EÜ]ý.뜃Âç 7 ú ȉÞj œ½Dç zý¸iþœÑÙûÄë!ˆÞÀl§Ïw‹*DçI€nEX¯¬¼ &A¬Go¼QföõFç°¯;é¦÷îŽêJ°îúôF5¡ÌQ|îúöXªæ»TÁÏyñêï]ê² o óÎC=öõ›ÒÓPB@ D×½œä(>èCÂxŽ`±«Ÿ–JЀ»Û á¤±p+eE0`ëŽ`A Ú/NE€Ø†À9‚@¤à H½7”à‡%B‰`Àl*ƒó‘–‡8 2ñ%¸ —€:Ù1Á‰E¸àux%nP1ð!‘ðC)¾P81lÑɸF#ˆ€{´âé°ÈB„0>±û °b¡Š´±O‚3È–Ù()yRpbµ¨E.Z‘D8ÊH@% òŒx+%Ù˜Æcü »¸˜fõ¬b·d`Fê™8èXH"ÉÈ-±|1Ô6iI, 2““¬$+](A*jÐ QTÂo‰.ÛU슬Œã„Ž`¯SN¡–¶Äåyše¯ª’­¬‚´b¦Éož œ)åyâ@Ì®3 ÎtT̉°&Ø+žLÀf"Ø-|žçÔ>‡Ðv¦Ðžì\‚ Q1)Ž@Žh#aP72”ˆ™¨$‚ !ù " , =( …7IAXG]KgNgYvYxR"k\%w]'}hŽth%ˆg+ˆs%—r.—m3šx3˜x¨}9®€&©€+¨‡7§‰%¶†(¹–.¹œD¹&ǘ;Í•&ײ)×»4ïÌ6ò§KÍ þ@‘pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§g «¬ E ±± ¨­¶°ººE Á´”·®C¬²§Ç¶Œ»ÓDÃÕƷ¯Ê±H½ºM×ÁGÚ¬D¶BËÁ½î½DÓôTÏÛßîG»ôõC×CÌ l&âž:'òtU³6ɹ#·Ø)€'Ü.6±&ëÍÈ» K(8p0N?!æ2"ÛˆNIJX>R¼ÐO‚M '¡¨2¸*Ÿþ>#n↠å@‚<[:¡Iïf’ ¤TÚ˘CdbÜÙ“[«ŽEú5MBo¤×@€`@„€Êt W-3 ¶Ÿ¡BíêäjIÝ…Eò9[T…$íêﯧ„…•s»Óȳ¹€ÅÚdc®UUρ#±Ùïldj?´í¼²`\ŽÁðÞu|3'ÖŒ]ë6 ¶S#²‡˜FKLÈ *N E´‘áäŠ$˜›eÄYD„ºq«.è촁ƒs \-ÔjA 9²õ÷å- üúM[Âx(ís÷ì®x€|í¡Ù’p¦‚ ŽkÛTÇDpE@WÜ ²Ç]kŠ1¨ þ€·Yb ÓÁ‰l°*n0 ç™—žzBdОu¾7ĉBl€â‰-ºx~|UåU‰  h*Hœ|e"#"?vpÄiŠe6^ˆ„+qâŠm8 #VÇá ‘å–ÄV„œ|Šè•m"сœn|@›U¶ÆΞ—Špb¥G¨ED”€±Úê2FÌIç? >Éxå Œ± ¡¤„%‘žjŸ‘ꄯ<Ìaà9ijÐ2˜D¦È&›†Z`‚å]wþ¼Â:ç6àB¤7eFJ|õÒ§Õ,¨äàFÇ®cS·Ê¶+B°,‘Þ˜ºNûãØ>PADÌHD¹æž«ÄÀnÌ¥}­#Ë’ë QÀÉSÌÂÇ2ÌXÀ{æk²lQÁ2«ÊðÀ¯w|2Í h‹ÄÂG€,m¾¶ë3ÐÙ6-´ÅE¬L°ÆIij*K½ÀÇqï`DwVÍQXœÚÔpeœ±¬Ñ q˜§Tœ½µƒ°Œìu Â<¶aØ*At¯lmEØ ü ôÛN[P1ÔÛ¦­±$ÜÆ@`ùåDpy¶yXvCAyåB`ŽD¶ 0QwG#¯ æš[^Äþ $ÀÓÝǦ{„L™[±úKÄgÌ;ï£S~¹ìGX.ôgoT.»åˆ°ùŸûù¡?1zö¦Ÿž:ÅgÁ|ìL¹ „®£œŠ‚à0œ]PÁ^p F<"•ç?!,ñ‡N4—…PÄ Á„ö¨Û:Tè@hÀ‹%táÿ:ø-žI<`þ‹p I….)^ 40D#p@ƒj4–؀:²‰1Øâr˜¼F2oW¼#Z†;$Q q” ‘ ÂK¦ñNl#29 !’F@¥Bh·ᏀL!—XFóLH‘Kh¤.«hE&JòG¨¥<™WN!€ÑÙÚˆY„@†>Œž19J" 2,/ &.GXB%ÌRÈ9B6¹W]’î×ÔW¥’IÎ$ ñ‹ÓŒE8YÆ ¼³™ñA5“à®Q.aŸB€&Ø©³ JÁ—! ¦t)K%tœ-¦JF bòNMxLôþ)ÐR¸Ð™‘ èÝ6‘O!THÌ„HÛ ‰ !ù ) , =( …AXKgNgYvYxR"k\%wh…hŽh%ˆg+ˆs%—r.—x3˜x¨}9®€&©€+¨Œ,©‡7§‰%¶†(¹–.¹5·&Çš)ǘ;Í•&×£*Ȳ)ׯ7×»4ï°3øÌ6ò‘HÖ§KÍ»Hó¯T÷¨Yÿ»qÿÇhÿ þÀ”pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§g ª« E$±²¨ª­ · °²½$E$ÂÕ««D· Í ¿¦Ç¶¸ÌŒ¾³CÃÅÆ E ééH½MÛÂGâªD­ çBêêϾD²ÒaÀà€Š1r­ðÓ¤ ÔožzU!L˜C'¾yW½UGtäÇïÙllê0×àÂuGþ)AÀs[þ·xì ÁxO%ƒûX2ó—  P£n›R/¡ÑšHše+êDm?# —‘Ç£6¡8íJ¡ŸâDiäªM¥Ö„ôj“¬¹£5oQ7°- <‡ *´lãÓŒ2r/a!l)dÈ A™ÈE¢ôÔ͆…ð ;Ö˜c ¡%ß‚’Ùˆâ¸b½—pe~C"BíëÚHïeF2§æŠ8qb t_`urŠeü wÅu3êæPv§h•"ß`íÍxçLĹÜÖ3á  ~Öº“®›¸ÏMDfJÙ °„ÛµáWõ%§œ‚à©–‚X Ó؁)@®Ñ›Eþ´wëuÅSxb8y\mÖzœ¥§ZbºE—ÂLªÌw!y(>¡™wú=Ç|ÅÝs¢d €CÁW)HÜcC$€L Ä7„r.á\{)@ð` @ äXÈ$PD” `šaG:§æˆOˆ72EÐamn]ù"ŒcÊxÑŒ° &dR8`g«iÙŸLR!¦P …d’ä¡“¦ðÎTƒ¦ià|À _ ¥ Qi#¦Šg›Æ ›noMµ ›V ã£)p ç£ÎW…š=Âeªk§†j„ ´®1ß²sÉxéW«jšl|0¯B0Û, \jÛ´›6±¬¶C ÛíWþï|ëÙ‹¸ñzĸV {ì;Ýñn¼òVˆm³I¼³.Ðã¤PN¥ ²µ¼„µCã+¹ÍByî£Ñ¾HŸ›ëê 7ìYÆFTk¨SaoaY$Dµœìï¿Ã29RÈkt Çïfñ ÇÒ:ÀÐSp¹3ÇI¨â¥DZÄ ü9Ïýögñ½­uÔ*3)O‘˜Ö[_hv ,àî×Et Ÿé¶BH€ Õ[ü±64M@ÔSÌM7dÐl5-ÄÙU܍´©zߌ3Ô€3ž„ „ ¶ÛPô½5×g› êÚ˜kN„Ý…0Îj4€Ìë°“#{þÕ3S2çKÜ'ợlø¼Ú2K{° {Û¶?žm𸧠ËI¼nEò='êüóºè^üæÃ_Û=°óž‚ì#Oý¿Í'¡½áo..ÏYìnüñCœO±Áa¿¢Kô½o,üÄËbö²çºíï{ËC Ú— "”Ï{ËK ÍÒw„õ±Oz dÕ¨à:$ ƒô—«v»] A#ð «€¿šéz)Rx׿ˆ¥‚d``èw-îyÏf×K!ð€þ­Ð|ìPľ„=Ì`ý(f” 'Pa ¥ÐBJa%Ðâf§„%Š¡}FàáÝ×6>ÉäŠG"éŽè=ø!oŠ°^FP¼Ø©Q„ÀCÙÁ`(Ž\ÄÝ® ©Â$<n@dÄ E#ììUÒI! ‚#lù‹`k¦ÐÇ'Rró’ZýNBÈMF Í[¤+‹ðɈ-áwj¨¥þ8¾rá ,VÂh„"|½œ=×G_¦Ñ™EØ 0i*%̲˜Æda0mV‚k¾)›;„&6 p>ÓjK “¦Ç# âDÂ:ûc?:R Ó¬fÞéI-Ì“•Ã<ä=™Ï7˜3œ¨˜c2ŒW ,ˆ”8(T™P‰F¡Jhç"‚ ; 403WebShell
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Current File : /opt/imunify360/venv/lib64/python3.11/site-packages/lxml/includes/etree_defs.h
#ifndef HAS_ETREE_DEFS_H
#define HAS_ETREE_DEFS_H

/* quick check for Python/libxml2/libxslt devel setup */
#include "Python.h"
#ifndef PY_VERSION_HEX
#  error the development package of Python (header files etc.) is not installed correctly
#else
#  if PY_VERSION_HEX < 0x02070000 || PY_MAJOR_VERSION >= 3 && PY_VERSION_HEX < 0x03050000
#  error this version of lxml requires Python 2.7, 3.5 or later
#  endif
#endif

#include "libxml/xmlversion.h"
#ifndef LIBXML_VERSION
#  error the development package of libxml2 (header files etc.) is not installed correctly
#else
#if LIBXML_VERSION < 20700
#  error minimum required version of libxml2 is 2.7.0
#endif
#endif

#include "libxslt/xsltconfig.h"
#ifndef LIBXSLT_VERSION
#  error the development package of libxslt (header files etc.) is not installed correctly
#else
#if LIBXSLT_VERSION < 10123
#  error minimum required version of libxslt is 1.1.23
#endif
#endif


/* v_arg functions */
#define va_int(ap)     va_arg(ap, int)
#define va_charptr(ap) va_arg(ap, char *)

#ifdef PYPY_VERSION
#    define IS_PYPY 1
#else
#    define IS_PYPY 0
#endif

#if PY_MAJOR_VERSION >= 3
#  define IS_PYTHON2 0  /* prefer for special casing Python 2.x */
#  define IS_PYTHON3 1  /* avoid */
#else
#  define IS_PYTHON2 1
#  define IS_PYTHON3 0
#endif

#if IS_PYTHON2
#ifndef LXML_UNICODE_STRINGS
#define LXML_UNICODE_STRINGS 0
#endif
#else
#undef LXML_UNICODE_STRINGS
#define LXML_UNICODE_STRINGS 1
#endif

#if !IS_PYPY
#  define PyWeakref_LockObject(obj)          (NULL)
#endif

/* Threading is not currently supported by PyPy */
#if IS_PYPY
#  ifndef WITHOUT_THREADING
#    define WITHOUT_THREADING
#  endif
#endif

#if IS_PYPY
#  undef PyFile_AsFile
#  define PyFile_AsFile(o)                   (NULL)
#  undef PyByteArray_Check
#  define PyByteArray_Check(o)               (0)
#elif !IS_PYTHON2
   /* Python 3+ doesn't have PyFile_*() anymore */
#  define PyFile_AsFile(o)                   (NULL)
#endif

#if IS_PYPY
#  ifndef PyUnicode_FromFormat
#    define PyUnicode_FromFormat  PyString_FromFormat
#  endif
#  if !IS_PYTHON2 && !defined(PyBytes_FromFormat)
#    ifdef PyString_FromFormat
#      define PyBytes_FromFormat  PyString_FromFormat
#    else
#include <stdarg.h>
static PyObject* PyBytes_FromFormat(const char* format, ...) {
    PyObject *string;
    va_list vargs;
#ifdef HAVE_STDARG_PROTOTYPES
    va_start(vargs, format);
#else
    va_start(vargs);
#endif
    string = PyUnicode_FromFormatV(format, vargs);
    va_end(vargs);
    if (string && PyUnicode_Check(string)) {
        PyObject *bstring = PyUnicode_AsUTF8String(string);
        Py_DECREF(string);
        string = bstring;
    }
    if (string && !PyBytes_CheckExact(string)) {
        Py_DECREF(string);
        string = NULL;
        PyErr_SetString(PyExc_TypeError, "String formatting and encoding failed to return bytes object");
    }
    return string;
}
#    endif
#  endif
#endif

/* PySlice_GetIndicesEx() has wrong signature in Py<=3.1 */
#if PY_VERSION_HEX >= 0x03020000
#  define _lx_PySlice_GetIndicesEx(o, l, b, e, s, sl) PySlice_GetIndicesEx(o, l, b, e, s, sl)
#else
#  define _lx_PySlice_GetIndicesEx(o, l, b, e, s, sl) PySlice_GetIndicesEx(((PySliceObject*)o), l, b, e, s, sl)
#endif

#ifdef WITHOUT_THREADING
#  undef PyEval_SaveThread
#  define PyEval_SaveThread() (NULL)
#  undef PyEval_RestoreThread
#  define PyEval_RestoreThread(state)  if (state); else {}
#  undef PyGILState_Ensure
#  define PyGILState_Ensure() (PyGILState_UNLOCKED)
#  undef PyGILState_Release
#  define PyGILState_Release(state)  if (state); else {}
#  undef  Py_UNBLOCK_THREADS
#  define Py_UNBLOCK_THREADS  _save = NULL;
#  undef  Py_BLOCK_THREADS
#  define Py_BLOCK_THREADS  if (_save); else {}
#endif

#ifdef WITHOUT_THREADING
#  define ENABLE_THREADING 0
#else
#  define ENABLE_THREADING 1
#endif

#if LIBXML_VERSION < 20704
/* FIXME: hack to make new error reporting compile in old libxml2 versions */
#  define xmlStructuredErrorContext NULL
#  define xmlXIncludeProcessTreeFlagsData(n,o,d) xmlXIncludeProcessTreeFlags(n,o)
#endif

/* schematron was added in libxml2 2.6.21 */
#ifdef LIBXML_SCHEMATRON_ENABLED
#  define ENABLE_SCHEMATRON 1
#else
#  define ENABLE_SCHEMATRON 0
#  define XML_SCHEMATRON_OUT_QUIET 0
#  define XML_SCHEMATRON_OUT_XML 0
#  define XML_SCHEMATRON_OUT_ERROR 0
   typedef void xmlSchematron;
   typedef void xmlSchematronParserCtxt;
   typedef void xmlSchematronValidCtxt;
#  define xmlSchematronNewDocParserCtxt(doc) NULL
#  define xmlSchematronNewParserCtxt(file) NULL
#  define xmlSchematronParse(ctxt) NULL
#  define xmlSchematronFreeParserCtxt(ctxt)
#  define xmlSchematronFree(schema)
#  define xmlSchematronNewValidCtxt(schema, options) NULL
#  define xmlSchematronValidateDoc(ctxt, doc) 0
#  define xmlSchematronFreeValidCtxt(ctxt)
#  define xmlSchematronSetValidStructuredErrors(ctxt, errorfunc, data)
#endif

#if LIBXML_VERSION < 20708
#  define HTML_PARSE_NODEFDTD 4
#endif
#if LIBXML_VERSION < 20900
#  define XML_PARSE_BIG_LINES 4194304
#endif

#include "libxml/tree.h"
#ifndef LIBXML2_NEW_BUFFER
   typedef xmlBuffer xmlBuf;
#  define xmlBufContent(buf) xmlBufferContent(buf)
#  define xmlBufUse(buf) xmlBufferLength(buf)
#endif

/* libexslt 1.1.25+ support EXSLT functions in XPath */
#if LIBXSLT_VERSION < 10125
#define exsltDateXpathCtxtRegister(ctxt, prefix)
#define exsltSetsXpathCtxtRegister(ctxt, prefix)
#define exsltMathXpathCtxtRegister(ctxt, prefix)
#define exsltStrXpathCtxtRegister(ctxt, prefix)
#endif

#define LXML_GET_XSLT_ENCODING(result_var, style) XSLT_GET_IMPORT_PTR(result_var, style, encoding)

/* work around MSDEV 6.0 */
#if (_MSC_VER == 1200) && (WINVER < 0x0500)
long _ftol( double ); //defined by VC6 C libs
long _ftol2( double dblSource ) { return _ftol( dblSource ); }
#endif

#ifdef __GNUC__
/* Test for GCC > 2.95 */
#if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)) 
#define unlikely_condition(x) __builtin_expect((x), 0)
#else /* __GNUC__ > 2 ... */
#define unlikely_condition(x) (x)
#endif /* __GNUC__ > 2 ... */
#else /* __GNUC__ */
#define unlikely_condition(x) (x)
#endif /* __GNUC__ */

#ifndef Py_TYPE
  #define Py_TYPE(ob)   (((PyObject*)(ob))->ob_type)
#endif

#define PY_NEW(T) \
     (((PyTypeObject*)(T))->tp_new( \
             (PyTypeObject*)(T), __pyx_empty_tuple, NULL))

#define _fqtypename(o)  ((Py_TYPE(o))->tp_name)

#define lxml_malloc(count, item_size) \
    (unlikely_condition((size_t)(count) > (size_t) (PY_SSIZE_T_MAX / item_size)) ? NULL : \
     (PyMem_Malloc((count) * item_size)))

#define lxml_realloc(mem, count, item_size) \
    (unlikely_condition((size_t)(count) > (size_t) (PY_SSIZE_T_MAX / item_size)) ? NULL : \
     (PyMem_Realloc(mem, (count) * item_size)))

#define lxml_free(mem)  PyMem_Free(mem)

#if PY_MAJOR_VERSION < 3
#define _isString(obj)   (PyString_CheckExact(obj)  || \
                          PyUnicode_CheckExact(obj) || \
                          PyType_IsSubtype(Py_TYPE(obj), &PyBaseString_Type))
#else
/* builtin subtype type checks are almost as fast as exact checks in Py2.7+
 * and Unicode is more common in Py3 */
#define _isString(obj)   (PyUnicode_Check(obj) || PyBytes_Check(obj))
#endif

#if PY_VERSION_HEX >= 0x03060000
#define lxml_PyOS_FSPath(obj) (PyOS_FSPath(obj))
#else
#define lxml_PyOS_FSPath(obj) (NULL)
#endif

#define _isElement(c_node) \
        (((c_node)->type == XML_ELEMENT_NODE) || \
         ((c_node)->type == XML_COMMENT_NODE) || \
         ((c_node)->type == XML_ENTITY_REF_NODE) || \
         ((c_node)->type == XML_PI_NODE))

#define _isElementOrXInclude(c_node) \
        (_isElement(c_node)                     || \
         ((c_node)->type == XML_XINCLUDE_START) || \
         ((c_node)->type == XML_XINCLUDE_END))

#define _getNs(c_node) \
        (((c_node)->ns == 0) ? 0 : ((c_node)->ns->href))


#include "string.h"
static void* lxml_unpack_xmldoc_capsule(PyObject* capsule, int* is_owned) {
    xmlDoc *c_doc;
    void *context;
    *is_owned = 0;
    if (unlikely_condition(!PyCapsule_IsValid(capsule, (const char*)"libxml2:xmlDoc"))) {
        PyErr_SetString(
                PyExc_TypeError,
                "Not a valid capsule. The capsule argument must be a capsule object with name libxml2:xmlDoc");
        return NULL;
    }
    c_doc = (xmlDoc*) PyCapsule_GetPointer(capsule, (const char*)"libxml2:xmlDoc");
    if (unlikely_condition(!c_doc)) return NULL;

    if (unlikely_condition(c_doc->type != XML_DOCUMENT_NODE && c_doc->type != XML_HTML_DOCUMENT_NODE)) {
        PyErr_Format(
            PyExc_ValueError,
            "Illegal document provided: expected XML or HTML, found %d", (int)c_doc->type);
        return NULL;
    }

    context = PyCapsule_GetContext(capsule);
    if (unlikely_condition(!context && PyErr_Occurred())) return NULL;
    if (context && strcmp((const char*) context, "destructor:xmlFreeDoc") == 0) {
        /* take ownership by setting destructor to NULL */
        if (PyCapsule_SetDestructor(capsule, NULL) == 0) {
            /* ownership transferred => invalidate capsule by clearing its name */
            if (unlikely_condition(PyCapsule_SetName(capsule, NULL))) {
                /* this should never happen since everything above succeeded */
                xmlFreeDoc(c_doc);
                return NULL;
            }
            *is_owned = 1;
        }
    }
    return c_doc;
}

/* Macro pair implementation of a depth first tree walker
 *
 * Calls the code block between the BEGIN and END macros for all elements
 * below c_tree_top (exclusively), starting at c_node (inclusively iff
 * 'inclusive' is 1).  The _ELEMENT_ variants will only stop on nodes
 * that match _isElement(), the normal variant will stop on every node
 * except text nodes.
 * 
 * To traverse the node and all of its children and siblings in Pyrex, call
 *    cdef xmlNode* some_node
 *    BEGIN_FOR_EACH_ELEMENT_FROM(some_node.parent, some_node, 1)
 *    # do something with some_node
 *    END_FOR_EACH_ELEMENT_FROM(some_node)
 *
 * To traverse only the children and siblings of a node, call
 *    cdef xmlNode* some_node
 *    BEGIN_FOR_EACH_ELEMENT_FROM(some_node.parent, some_node, 0)
 *    # do something with some_node
 *    END_FOR_EACH_ELEMENT_FROM(some_node)
 *
 * To traverse only the children, do:
 *    cdef xmlNode* some_node
 *    some_node = parent_node.children
 *    BEGIN_FOR_EACH_ELEMENT_FROM(parent_node, some_node, 1)
 *    # do something with some_node
 *    END_FOR_EACH_ELEMENT_FROM(some_node)
 *
 * NOTE: 'some_node' MUST be a plain 'xmlNode*' !
 *
 * NOTE: parent modification during the walk can divert the iterator, but
 *       should not segfault !
 */

#define _LX__ELEMENT_MATCH(c_node, only_elements)  \
    ((only_elements) ? (_isElement(c_node)) : 1)

#define _LX__ADVANCE_TO_NEXT(c_node, only_elements)                        \
    while ((c_node != 0) && (!_LX__ELEMENT_MATCH(c_node, only_elements)))  \
        c_node = c_node->next;

#define _LX__TRAVERSE_TO_NEXT(c_stop_node, c_node, only_elements)   \
{                                                                   \
    /* walk through children first */                               \
    xmlNode* _lx__next = c_node->children;		            \
    if (_lx__next != 0) {                                           \
        if (c_node->type == XML_ENTITY_REF_NODE || c_node->type == XML_DTD_NODE) { \
            _lx__next = 0;                                          \
        } else {                                                    \
            _LX__ADVANCE_TO_NEXT(_lx__next, only_elements)	    \
        }                                                           \
    }							            \
    if ((_lx__next == 0) && (c_node != c_stop_node)) {              \
        /* try siblings */                                          \
        _lx__next = c_node->next;                                   \
        _LX__ADVANCE_TO_NEXT(_lx__next, only_elements)              \
        /* back off through parents */                              \
        while (_lx__next == 0) {                                    \
            c_node = c_node->parent;                                \
            if (c_node == 0)                                        \
                break;                                              \
            if (c_node == c_stop_node)                              \
                break;                                              \
            if ((only_elements) && !_isElement(c_node))	            \
                break;                                              \
            /* we already traversed the parents -> siblings */      \
            _lx__next = c_node->next;                               \
            _LX__ADVANCE_TO_NEXT(_lx__next, only_elements)	    \
        }                                                           \
    }                                                               \
    c_node = _lx__next;                                             \
}

#define _LX__BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive, only_elements)     \
{									      \
    if (c_node != 0) {							      \
        const xmlNode* _lx__tree_top = (c_tree_top);                          \
        const int _lx__only_elements = (only_elements);                       \
        /* make sure we start at an element */                   	      \
        if (!_LX__ELEMENT_MATCH(c_node, _lx__only_elements)) {		      \
            /* we skip the node, so 'inclusive' is irrelevant */              \
            if (c_node == _lx__tree_top)                                      \
                c_node = 0; /* nothing to traverse */                         \
            else {                                                            \
                c_node = c_node->next;                                        \
                _LX__ADVANCE_TO_NEXT(c_node, _lx__only_elements)              \
            }                                                                 \
        } else if (! (inclusive)) {                                           \
            /* skip the first node */                                         \
            _LX__TRAVERSE_TO_NEXT(_lx__tree_top, c_node, _lx__only_elements)  \
        }                                                                     \
                                                                              \
        /* now run the user code on the elements we find */                   \
        while (c_node != 0) {                                                 \
            /* here goes the code to be run for each element */

#define _LX__END_FOR_EACH_FROM(c_node)                                        \
            _LX__TRAVERSE_TO_NEXT(_lx__tree_top, c_node, _lx__only_elements)  \
        }                                                                     \
    }                                                                         \
}


#define BEGIN_FOR_EACH_ELEMENT_FROM(c_tree_top, c_node, inclusive)   \
    _LX__BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive, 1)

#define END_FOR_EACH_ELEMENT_FROM(c_node)   \
    _LX__END_FOR_EACH_FROM(c_node)

#define BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive)   \
    _LX__BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive, 0)

#define END_FOR_EACH_FROM(c_node)   \
    _LX__END_FOR_EACH_FROM(c_node)


#endif /* HAS_ETREE_DEFS_H */

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