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Commit e071b0d

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sethmlarsonsethmlarson
authored
[3.11] Upgrade bundled libexpat to 2.6.0 (GH-115399) (GH-115468)
Manual backport due to code differences.
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‎Misc/NEWS.d/next/Security/2024-02-13-15-14-39.gh-issue-115399.xT-scP.rst

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Update bundled libexpat to 2.6.0

‎Modules/expat/expat.h

Copy file name to clipboardExpand all lines: Modules/expat/expat.h
+19-9Lines changed: 19 additions & 9 deletions
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@@ -11,11 +11,13 @@
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Copyright (c) 2000-2005 Fred L. Drake, Jr. <fdrake@users.sourceforge.net>
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Copyright (c) 2001-2002 Greg Stein <gstein@users.sourceforge.net>
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Copyright (c) 2002-2016 Karl Waclawek <karl@waclawek.net>
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Copyright (c) 2016-2022 Sebastian Pipping <sebastian@pipping.org>
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Copyright (c) 2016-2024 Sebastian Pipping <sebastian@pipping.org>
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Copyright (c) 2016 Cristian Rodríguez <crrodriguez@opensuse.org>
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Copyright (c) 2016 Thomas Beutlich <tc@tbeu.de>
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Copyright (c) 2017 Rhodri James <rhodri@wildebeest.org.uk>
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Copyright (c) 2022 Thijs Schreijer <thijs@thijsschreijer.nl>
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Copyright (c) 2023 Hanno Böck <hanno@gentoo.org>
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Copyright (c) 2023 Sony Corporation / Snild Dolkow <snild@sony.com>
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Licensed under the MIT license:
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Permission is hereby granted, free of charge, to any person obtaining
@@ -269,7 +271,7 @@ XML_ParserCreate_MM(const XML_Char *encoding,
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const XML_Memory_Handling_Suite *memsuite,
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const XML_Char *namespaceSeparator);
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/* Prepare a parser object to be re-used. This is particularly
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/* Prepare a parser object to be reused. This is particularly
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valuable when memory allocation overhead is disproportionately high,
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such as when a large number of small documnents need to be parsed.
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All handlers are cleared from the parser, except for the
@@ -951,7 +953,7 @@ XMLPARSEAPI(XML_Index) XML_GetCurrentByteIndex(XML_Parser parser);
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XMLPARSEAPI(int)
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XML_GetCurrentByteCount(XML_Parser parser);
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/* If XML_CONTEXT_BYTES is defined, returns the input buffer, sets
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/* If XML_CONTEXT_BYTES is >=1, returns the input buffer, sets
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the integer pointed to by offset to the offset within this buffer
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of the current parse position, and sets the integer pointed to by size
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to the size of this buffer (the number of input bytes). Otherwise
@@ -1025,7 +1027,9 @@ enum XML_FeatureEnum {
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XML_FEATURE_ATTR_INFO,
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/* Added in Expat 2.4.0. */
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XML_FEATURE_BILLION_LAUGHS_ATTACK_PROTECTION_MAXIMUM_AMPLIFICATION_DEFAULT,
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XML_FEATURE_BILLION_LAUGHS_ATTACK_PROTECTION_ACTIVATION_THRESHOLD_DEFAULT
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XML_FEATURE_BILLION_LAUGHS_ATTACK_PROTECTION_ACTIVATION_THRESHOLD_DEFAULT,
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/* Added in Expat 2.6.0. */
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XML_FEATURE_GE
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/* Additional features must be added to the end of this enum. */
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};
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@@ -1038,23 +1042,29 @@ typedef struct {
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XMLPARSEAPI(const XML_Feature *)
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XML_GetFeatureList(void);
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#ifdef XML_DTD
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/* Added in Expat 2.4.0. */
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#if XML_GE == 1
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/* Added in Expat 2.4.0 for XML_DTD defined and
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* added in Expat 2.6.0 for XML_GE == 1. */
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XMLPARSEAPI(XML_Bool)
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XML_SetBillionLaughsAttackProtectionMaximumAmplification(
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XML_Parser parser, float maximumAmplificationFactor);
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/* Added in Expat 2.4.0. */
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/* Added in Expat 2.4.0 for XML_DTD defined and
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* added in Expat 2.6.0 for XML_GE == 1. */
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XMLPARSEAPI(XML_Bool)
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XML_SetBillionLaughsAttackProtectionActivationThreshold(
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XML_Parser parser, unsigned long long activationThresholdBytes);
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#endif
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/* Added in Expat 2.6.0. */
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XMLPARSEAPI(XML_Bool)
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XML_SetReparseDeferralEnabled(XML_Parser parser, XML_Bool enabled);
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/* Expat follows the semantic versioning convention.
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See http://semver.org.
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See https://semver.org
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*/
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#define XML_MAJOR_VERSION 2
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#define XML_MINOR_VERSION 5
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#define XML_MINOR_VERSION 6
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#define XML_MICRO_VERSION 0
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#ifdef __cplusplus

‎Modules/expat/expat_config.h

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#define XML_NS 1
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#define XML_DTD 1
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#define XML_GE 1
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#define XML_CONTEXT_BYTES 1024
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// bpo-30947: Python uses best available entropy sources to

‎Modules/expat/internal.h

Copy file name to clipboardExpand all lines: Modules/expat/internal.h
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Copyright (c) 2002-2003 Fred L. Drake, Jr. <fdrake@users.sourceforge.net>
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Copyright (c) 2002-2006 Karl Waclawek <karl@waclawek.net>
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Copyright (c) 2003 Greg Stein <gstein@users.sourceforge.net>
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Copyright (c) 2016-2022 Sebastian Pipping <sebastian@pipping.org>
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Copyright (c) 2016-2023 Sebastian Pipping <sebastian@pipping.org>
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Copyright (c) 2018 Yury Gribov <tetra2005@gmail.com>
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Copyright (c) 2019 David Loffredo <loffredo@steptools.com>
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Copyright (c) 2023 Sony Corporation / Snild Dolkow <snild@sony.com>
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Licensed under the MIT license:
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Permission is hereby granted, free of charge, to any person obtaining
@@ -154,12 +155,15 @@ extern "C" {
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void _INTERNAL_trim_to_complete_utf8_characters(const char *from,
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const char **fromLimRef);
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#if defined(XML_DTD)
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#if XML_GE == 1
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unsigned long long testingAccountingGetCountBytesDirect(XML_Parser parser);
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unsigned long long testingAccountingGetCountBytesIndirect(XML_Parser parser);
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const char *unsignedCharToPrintable(unsigned char c);
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#endif
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extern XML_Bool g_reparseDeferralEnabledDefault; // written ONLY in runtests.c
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extern unsigned int g_parseAttempts; // used for testing only
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#ifdef __cplusplus
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}
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#endif

‎Modules/expat/siphash.h

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* if this code is included and compiled as C++; related GCC warning is:
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* warning: use of C++11 long long integer constant [-Wlong-long]
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*/
109-
#define _SIP_ULL(high, low) ((((uint64_t)high) << 32) | (low))
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#define SIP_ULL(high, low) ((((uint64_t)high) << 32) | (low))
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#define SIP_ROTL(x, b) (uint64_t)(((x) << (b)) | ((x) >> (64 - (b))))
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@@ -190,10 +190,10 @@ sip_round(struct siphash *H, const int rounds) {
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static struct siphash *
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sip24_init(struct siphash *H, const struct sipkey *key) {
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H->v0 = _SIP_ULL(0x736f6d65U, 0x70736575U) ^ key->k[0];
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H->v1 = _SIP_ULL(0x646f7261U, 0x6e646f6dU) ^ key->k[1];
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H->v2 = _SIP_ULL(0x6c796765U, 0x6e657261U) ^ key->k[0];
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H->v3 = _SIP_ULL(0x74656462U, 0x79746573U) ^ key->k[1];
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H->v0 = SIP_ULL(0x736f6d65U, 0x70736575U) ^ key->k[0];
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H->v1 = SIP_ULL(0x646f7261U, 0x6e646f6dU) ^ key->k[1];
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H->v2 = SIP_ULL(0x6c796765U, 0x6e657261U) ^ key->k[0];
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H->v3 = SIP_ULL(0x74656462U, 0x79746573U) ^ key->k[1];
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H->p = H->buf;
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H->c = 0;

‎Modules/expat/winconfig.h

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Copyright (c) 2000 Clark Cooper <coopercc@users.sourceforge.net>
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Copyright (c) 2002 Greg Stein <gstein@users.sourceforge.net>
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Copyright (c) 2005 Karl Waclawek <karl@waclawek.net>
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Copyright (c) 2017-2021 Sebastian Pipping <sebastian@pipping.org>
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Copyright (c) 2017-2023 Sebastian Pipping <sebastian@pipping.org>
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Copyright (c) 2023 Orgad Shaneh <orgad.shaneh@audiocodes.com>
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Licensed under the MIT license:
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Permission is hereby granted, free of charge, to any person obtaining
@@ -35,7 +36,9 @@
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#ifndef WINCONFIG_H
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#define WINCONFIG_H
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38-
#define WIN32_LEAN_AND_MEAN
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#ifndef WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#undef WIN32_LEAN_AND_MEAN
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