sphinx.addnodesdocument)}( rawsourcechildren]( translations LanguagesNode)}(hhh](h pending_xref)}(hhh]docutils.nodesTextChinese (Simplified)}parenthsba attributes}(ids]classes]names]dupnames]backrefs] refdomainstdreftypedoc reftarget)/translations/zh_CN/crypto/descore-readmemodnameN classnameN refexplicitutagnamehhh ubh)}(hhh]hChinese (Traditional)}hh2sbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/zh_TW/crypto/descore-readmemodnameN classnameN refexplicituh1hhh ubh)}(hhh]hItalian}hhFsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/it_IT/crypto/descore-readmemodnameN classnameN refexplicituh1hhh ubh)}(hhh]hJapanese}hhZsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/ja_JP/crypto/descore-readmemodnameN classnameN refexplicituh1hhh ubh)}(hhh]hKorean}hhnsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/ko_KR/crypto/descore-readmemodnameN classnameN refexplicituh1hhh ubh)}(hhh]hPortuguese (Brazilian)}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/pt_BR/crypto/descore-readmemodnameN classnameN refexplicituh1hhh ubh)}(hhh]hSpanish}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/sp_SP/crypto/descore-readmemodnameN classnameN refexplicituh1hhh ubeh}(h]h ]h"]h$]h&]current_languageEnglishuh1h hh _documenthsourceNlineNubhcomment)}(h SPDX-License-Identifier: GPL-2.0h]h SPDX-License-Identifier: GPL-2.0}hhsbah}(h]h ]h"]h$]h&] xml:spacepreserveuh1hhhhhhC/var/lib/git/docbuild/linux/Documentation/crypto/descore-readme.rsthKubh)}(h4This data file has been placed in the public domain.h]h4This data file has been placed in the public domain.}hhsbah}(h]h ]h"]h$]h&]hhuh1hhhhhho/srv/docbuild/lib/venvs/build-kernel-docs/lib64/python3.9/site-packages/docutils/parsers/rst/include/isonum.txthKubh)}(hDerived from the Unicode character mappings available from . Processed by unicode2rstsubs.py, part of Docutils: .h]hDerived from the Unicode character mappings available from . Processed by unicode2rstsubs.py, part of Docutils: .}hhsbah}(h]h ]h"]h$]h&]hhuh1hhhhhhhhKubhsubstitution_definition)}(h*.. |amp| unicode:: U+00026 .. AMPERSANDh]h&}hhsbah}(h]h ]h"]ampah$]h&]uh1hhhhKhhhhubh)}(h+.. |apos| unicode:: U+00027 .. APOSTROPHEh]h'}hhsbah}(h]h ]h"]aposah$]h&]uh1hhhhKhhhhubh)}(h).. |ast| unicode:: U+0002A .. ASTERISKh]h*}hjsbah}(h]h ]h"]astah$]h&]uh1hhhhK hhhhubh)}(h+.. |brvbar| unicode:: U+000A6 .. BROKEN BARh]h¦}hjsbah}(h]h ]h"]brvbarah$]h&]uh1hhhhK hhhhubh)}(h0.. |bsol| unicode:: U+0005C .. REVERSE SOLIDUSh]h\}hj#sbah}(h]h ]h"]bsolah$]h&]uh1hhhhK hhhhubh)}(h*.. |cent| unicode:: U+000A2 .. CENT SIGNh]h¢}hj2sbah}(h]h ]h"]centah$]h&]uh1hhhhK hhhhubh)}(h&.. |colon| unicode:: U+0003A .. COLONh]h:}hjAsbah}(h]h ]h"]colonah$]h&]uh1hhhhK hhhhubh)}(h&.. |comma| unicode:: U+0002C .. COMMAh]h,}hjPsbah}(h]h ]h"]commaah$]h&]uh1hhhhKhhhhubh)}(h... |commat| unicode:: U+00040 .. COMMERCIAL ATh]h@}hj_sbah}(h]h ]h"]commatah$]h&]uh1hhhhKhhhhubh)}(h/.. |copy| unicode:: U+000A9 .. COPYRIGHT SIGNh]h©}hjnsbah}(h]h ]h"]copyah$]h&]uh1hhhhKhhhhubh)}(h... |curren| unicode:: U+000A4 .. CURRENCY SIGNh]h¤}hj}sbah}(h]h ]h"]currenah$]h&]uh1hhhhKhhhhubh)}(h0.. |darr| unicode:: U+02193 .. DOWNWARDS ARROWh]h↓}hjsbah}(h]h ]h"]darrah$]h&]uh1hhhhKhhhhubh)}(h,.. |deg| unicode:: U+000B0 .. DEGREE SIGNh]h°}hjsbah}(h]h ]h"]degah$]h&]uh1hhhhKhhhhubh)}(h... |divide| unicode:: U+000F7 .. DIVISION SIGNh]h÷}hjsbah}(h]h ]h"]divideah$]h&]uh1hhhhKhhhhubh)}(h,.. |dollar| unicode:: U+00024 .. DOLLAR SIGNh]h$}hjsbah}(h]h ]h"]dollarah$]h&]uh1hhhhKhhhhubh)}(h,.. |equals| unicode:: U+0003D .. EQUALS SIGNh]h=}hjsbah}(h]h ]h"]equalsah$]h&]uh1hhhhKhhhhubh)}(h1.. |excl| unicode:: U+00021 .. EXCLAMATION MARKh]h!}hjsbah}(h]h ]h"]exclah$]h&]uh1hhhhKhhhhubh)}(h9.. |frac12| unicode:: U+000BD .. VULGAR FRACTION ONE HALFh]h½}hjsbah}(h]h ]h"]frac12ah$]h&]uh1hhhhKhhhhubh)}(h<.. |frac14| unicode:: U+000BC .. VULGAR FRACTION ONE QUARTERh]h¼}hjsbah}(h]h ]h"]frac14ah$]h&]uh1hhhhKhhhhubh)}(h;.. |frac18| unicode:: U+0215B .. VULGAR FRACTION ONE EIGHTHh]h⅛}hjsbah}(h]h ]h"]frac18ah$]h&]uh1hhhhKhhhhubh)}(h?.. |frac34| unicode:: U+000BE .. VULGAR FRACTION THREE QUARTERSh]h¾}hjsbah}(h]h ]h"]frac34ah$]h&]uh1hhhhKhhhhubh)}(h>.. |frac38| unicode:: U+0215C .. VULGAR FRACTION THREE EIGHTHSh]h⅜}hj"sbah}(h]h ]h"]frac38ah$]h&]uh1hhhhKhhhhubh)}(h=.. |frac58| unicode:: U+0215D .. VULGAR FRACTION FIVE EIGHTHSh]h⅝}hj1sbah}(h]h ]h"]frac58ah$]h&]uh1hhhhKhhhhubh)}(h>.. |frac78| unicode:: U+0215E .. VULGAR FRACTION SEVEN EIGHTHSh]h⅞}hj@sbah}(h]h ]h"]frac78ah$]h&]uh1hhhhKhhhhubh)}(h2.. |gt| unicode:: U+0003E .. GREATER-THAN SIGNh]h>}hjOsbah}(h]h ]h"]gtah$]h&]uh1hhhhKhhhhubh)}(h9.. |half| unicode:: U+000BD .. VULGAR FRACTION ONE HALFh]h½}hj^sbah}(h]h ]h"]halfah$]h&]uh1hhhhK hhhhubh)}(h/.. |horbar| unicode:: U+02015 .. HORIZONTAL BARh]h―}hjmsbah}(h]h ]h"]horbarah$]h&]uh1hhhhK!hhhhubh)}(h'.. |hyphen| unicode:: U+02010 .. HYPHENh]h‐}hj|sbah}(h]h ]h"]hyphenah$]h&]uh1hhhhK"hhhhubh)}(h:.. |iexcl| unicode:: U+000A1 .. INVERTED EXCLAMATION MARKh]h¡}hjsbah}(h]h ]h"]iexclah$]h&]uh1hhhhK#hhhhubh)}(h7.. |iquest| unicode:: U+000BF .. INVERTED QUESTION MARKh]h¿}hjsbah}(h]h ]h"]iquestah$]h&]uh1hhhhK$hhhhubh)}(hJ.. |laquo| unicode:: U+000AB .. LEFT-POINTING DOUBLE ANGLE QUOTATION MARKh]h«}hjsbah}(h]h ]h"]laquoah$]h&]uh1hhhhK%hhhhubh)}(h0.. |larr| unicode:: U+02190 .. LEFTWARDS ARROWh]h←}hjsbah}(h]h ]h"]larrah$]h&]uh1hhhhK&hhhhubh)}(h3.. |lcub| unicode:: U+0007B .. LEFT CURLY BRACKETh]h{}hjsbah}(h]h ]h"]lcubah$]h&]uh1hhhhK'hhhhubh)}(h;.. |ldquo| unicode:: U+0201C .. LEFT DOUBLE QUOTATION MARKh]h“}hjsbah}(h]h ]h"]ldquoah$]h&]uh1hhhhK(hhhhubh)}(h).. |lowbar| unicode:: U+0005F .. LOW LINEh]h_}hjsbah}(h]h ]h"]lowbarah$]h&]uh1hhhhK)hhhhubh)}(h1.. |lpar| unicode:: U+00028 .. LEFT PARENTHESISh]h(}hjsbah}(h]h ]h"]lparah$]h&]uh1hhhhK*hhhhubh)}(h4.. |lsqb| unicode:: U+0005B .. LEFT SQUARE BRACKETh]h[}hjsbah}(h]h ]h"]lsqbah$]h&]uh1hhhhK+hhhhubh)}(h;.. |lsquo| unicode:: U+02018 .. LEFT SINGLE QUOTATION MARKh]h‘}hjsbah}(h]h ]h"]lsquoah$]h&]uh1hhhhK,hhhhubh)}(h/.. |lt| unicode:: U+0003C .. LESS-THAN SIGNh]h<}hj!sbah}(h]h ]h"]ltah$]h&]uh1hhhhK-hhhhubh)}(h+.. |micro| unicode:: U+000B5 .. MICRO SIGNh]hµ}hj0sbah}(h]h ]h"]microah$]h&]uh1hhhhK.hhhhubh)}(h+.. |middot| unicode:: U+000B7 .. MIDDLE DOTh]h·}hj?sbah}(h]h ]h"]middotah$]h&]uh1hhhhK/hhhhubh)}(h/.. |nbsp| unicode:: U+000A0 .. NO-BREAK SPACEh]h }hjNsbah}(h]h ]h"]nbspah$]h&]uh1hhhhK0hhhhubh)}(h).. |not| unicode:: U+000AC .. NOT SIGNh]h¬}hj]sbah}(h]h ]h"]notah$]h&]uh1hhhhK1hhhhubh)}(h,.. |num| unicode:: U+00023 .. NUMBER SIGNh]h#}hjlsbah}(h]h ]h"]numah$]h&]uh1hhhhK2hhhhubh)}(h).. |ohm| unicode:: U+02126 .. OHM SIGNh]hΩ}hj{sbah}(h]h ]h"]ohmah$]h&]uh1hhhhK3hhhhubh)}(h;.. |ordf| unicode:: U+000AA .. FEMININE ORDINAL INDICATORh]hª}hjsbah}(h]h ]h"]ordfah$]h&]uh1hhhhK4hhhhubh)}(h<.. |ordm| unicode:: U+000BA .. MASCULINE ORDINAL INDICATORh]hº}hjsbah}(h]h ]h"]ordmah$]h&]uh1hhhhK5hhhhubh)}(h-.. |para| unicode:: U+000B6 .. PILCROW SIGNh]h¶}hjsbah}(h]h ]h"]paraah$]h&]uh1hhhhK6hhhhubh)}(h-.. |percnt| unicode:: U+00025 .. PERCENT SIGNh]h%}hjsbah}(h]h ]h"]percntah$]h&]uh1hhhhK7hhhhubh)}(h*.. |period| unicode:: U+0002E .. FULL STOPh]h.}hjsbah}(h]h ]h"]periodah$]h&]uh1hhhhK8hhhhubh)}(h*.. |plus| unicode:: U+0002B .. PLUS SIGNh]h+}hjsbah}(h]h ]h"]plusah$]h&]uh1hhhhK9hhhhubh)}(h0.. |plusmn| unicode:: U+000B1 .. PLUS-MINUS SIGNh]h±}hjsbah}(h]h ]h"]plusmnah$]h&]uh1hhhhK:hhhhubh)}(h+.. |pound| unicode:: U+000A3 .. POUND SIGNh]h£}hjsbah}(h]h ]h"]poundah$]h&]uh1hhhhK;hhhhubh)}(h... |quest| unicode:: U+0003F .. QUESTION MARKh]h?}hjsbah}(h]h ]h"]questah$]h&]uh1hhhhKhhhhubh)}(h1.. |rarr| unicode:: U+02192 .. RIGHTWARDS ARROWh]h→}hj/sbah}(h]h ]h"]rarrah$]h&]uh1hhhhK?hhhhubh)}(h4.. |rcub| unicode:: U+0007D .. RIGHT CURLY BRACKETh]h}}hj>sbah}(h]h ]h"]rcubah$]h&]uh1hhhhK@hhhhubh)}(h<.. |rdquo| unicode:: U+0201D .. RIGHT DOUBLE QUOTATION MARKh]h”}hjMsbah}(h]h ]h"]rdquoah$]h&]uh1hhhhKAhhhhubh)}(h0.. |reg| unicode:: U+000AE .. REGISTERED SIGNh]h®}hj\sbah}(h]h ]h"]regah$]h&]uh1hhhhKBhhhhubh)}(h2.. |rpar| unicode:: U+00029 .. RIGHT PARENTHESISh]h)}hjksbah}(h]h ]h"]rparah$]h&]uh1hhhhKChhhhubh)}(h5.. |rsqb| unicode:: U+0005D .. RIGHT SQUARE BRACKETh]h]}hjzsbah}(h]h ]h"]rsqbah$]h&]uh1hhhhKDhhhhubh)}(h<.. |rsquo| unicode:: U+02019 .. RIGHT SINGLE QUOTATION MARKh]h’}hjsbah}(h]h ]h"]rsquoah$]h&]uh1hhhhKEhhhhubh)}(h-.. |sect| unicode:: U+000A7 .. SECTION SIGNh]h§}hjsbah}(h]h ]h"]sectah$]h&]uh1hhhhKFhhhhubh)}(h*.. |semi| unicode:: U+0003B .. SEMICOLONh]h;}hjsbah}(h]h ]h"]semiah$]h&]uh1hhhhKGhhhhubh)}(h,.. |shy| unicode:: U+000AD .. SOFT HYPHENh]h­}hjsbah}(h]h ]h"]shyah$]h&]uh1hhhhKHhhhhubh)}(h(.. |sol| unicode:: U+0002F .. SOLIDUSh]h/}hjsbah}(h]h ]h"]solah$]h&]uh1hhhhKIhhhhubh)}(h,.. |sung| unicode:: U+0266A .. EIGHTH NOTEh]h♪}hjsbah}(h]h ]h"]sungah$]h&]uh1hhhhKJhhhhubh)}(h0.. |sup1| unicode:: U+000B9 .. SUPERSCRIPT ONEh]h¹}hjsbah}(h]h ]h"]sup1ah$]h&]uh1hhhhKKhhhhubh)}(h0.. |sup2| unicode:: U+000B2 .. SUPERSCRIPT TWOh]h²}hjsbah}(h]h ]h"]sup2ah$]h&]uh1hhhhKLhhhhubh)}(h2.. |sup3| unicode:: U+000B3 .. SUPERSCRIPT THREEh]h³}hjsbah}(h]h ]h"]sup3ah$]h&]uh1hhhhKMhhhhubh)}(h4.. |times| unicode:: U+000D7 .. MULTIPLICATION SIGNh]h×}hjsbah}(h]h ]h"]timesah$]h&]uh1hhhhKNhhhhubh)}(h0.. |trade| unicode:: U+02122 .. TRADE MARK SIGNh]h™}hjsbah}(h]h ]h"]tradeah$]h&]uh1hhhhKOhhhhubh)}(h... |uarr| unicode:: U+02191 .. UPWARDS ARROWh]h↑}hj.sbah}(h]h ]h"]uarrah$]h&]uh1hhhhKPhhhhubh)}(h... |verbar| unicode:: U+0007C .. VERTICAL LINEh]h|}hj=sbah}(h]h ]h"]verbarah$]h&]uh1hhhhKQhhhhubh)}(h*.. |yen| unicode:: U+000A5 .. YEN SIGN h]h¥}hjLsbah}(h]h ]h"]yenah$]h&]uh1hhhhKRhhhhubhsection)}(hhh](htitle)}(h+Fast & Portable DES encryption & decryptionh]h+Fast & Portable DES encryption & decryption}(hjbhhhNhNubah}(h]h ]h"]h$]h&]uh1j`hj]hhhhhKubhnote)}(hZBelow is the original README file from the descore.shar package, converted to ReST format.h]h paragraph)}(hZBelow is the original README file from the descore.shar package, converted to ReST format.h]hZBelow is the original README file from the descore.shar package, converted to ReST format.}(hjxhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK hjrubah}(h]h ]h"]h$]h&]uh1jphj]hhhhhNubh transition)}(hN------------------------------------------------------------------------------h]h}(h]h ]h"]h$]h&]uh1jhhhK hj]hhubjw)}(h2des - fast & portable DES encryption & decryption.h]h2des - fast & portable DES encryption & decryption.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKhj]hhubjw)}(h"Copyright |copy| 1992 Dana L. Howh](h Copyright }(hjhhhNhNubh©}(hjhhhNhNubh 1992 Dana L. How}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1jvhhhKhj]hhubjw)}(hThis program is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.h]hThis program is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKhj]hhubjw)}(hThis program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details.h]hThis program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKhj]hhubjw)}(hYou should have received a copy of the GNU Library General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.h]hYou should have received a copy of the GNU Library General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKhj]hhubjw)}(h&Author's address: how@isl.stanford.eduh](hAuthor’s address: }(hjhhhNhNubh reference)}(hhow@isl.stanford.eduh]hhow@isl.stanford.edu}(hjhhhNhNubah}(h]h ]h"]h$]h&]refurimailto:how@isl.stanford.eduuh1jhjubeh}(h]h ]h"]h$]h&]uh1jvhhhK!hj]hhubh)}(h'README,v 1.15 1992/05/20 00:25:32 how Eh]h'README,v 1.15 1992/05/20 00:25:32 how E}hjsbah}(h]h ]h"]h$]h&]hhuh1hhj]hhhhhK$ubjw)}(h>==>> To compile after untarring/unsharring, just ``make`` <<==h](h1==>> To compile after untarring/unsharring, just }(hjhhhNhNubhliteral)}(h``make``h]hmake}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh <<==}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1jvhhhK%hj]hhubjw)}(h3This package was designed with the following goals:h]h3This package was designed with the following goals:}(hj6hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK'hj]hhubhenumerated_list)}(hhh](h list_item)}(h3Highest possible encryption/decryption PERFORMANCE.h]jw)}(hjMh]h3Highest possible encryption/decryption PERFORMANCE.}(hjOhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK)hjKubah}(h]h ]h"]h$]h&]uh1jIhjFhhhhhNubjJ)}(hEPORTABILITY to any byte-addressable host with a 32bit unsigned C typeh]jw)}(hjdh]hEPORTABILITY to any byte-addressable host with a 32bit unsigned C type}(hjfhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK*hjbubah}(h]h ]h"]h$]h&]uh1jIhjFhhhhhNubjJ)}(h?Plug-compatible replacement for KERBEROS's low-level routines. h]jw)}(h>Plug-compatible replacement for KERBEROS's low-level routines.h]h@Plug-compatible replacement for KERBEROS’s low-level routines.}(hj}hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK+hjyubah}(h]h ]h"]h$]h&]uh1jIhjFhhhhhNubeh}(h]h ]h"]h$]h&]enumtypearabicprefixhsuffix.uh1jDhj]hhhhhK)ubjw)}(hThis second release includes a number of performance enhancements for register-starved machines. My discussions with Richard Outerbridge, 71755.204@compuserve.com, sparked a number of these enhancements.h](hThis second release includes a number of performance enhancements for register-starved machines. My discussions with Richard Outerbridge, }(hjhhhNhNubj)}(h71755.204@compuserve.comh]h71755.204@compuserve.com}(hjhhhNhNubah}(h]h ]h"]h$]h&]refurimailto:71755.204@compuserve.comuh1jhjubh), sparked a number of these enhancements.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1jvhhhK-hj]hhubjw)}(hXTo more rapidly understand the code in this package, inspect desSmallFips.i (created by typing ``make``) BEFORE you tackle desCode.h. The latter is set up in a parameterized fashion so it can easily be modified by speed-daemon hackers in pursuit of that last microsecond. You will find it more illuminating to inspect one specific implementation, and then move on to the common abstract skeleton with this one in mind.h](h_To more rapidly understand the code in this package, inspect desSmallFips.i (created by typing }(hjhhhNhNubj)}(h``make``h]hmake}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubhX=) BEFORE you tackle desCode.h. The latter is set up in a parameterized fashion so it can easily be modified by speed-daemon hackers in pursuit of that last microsecond. You will find it more illuminating to inspect one specific implementation, and then move on to the common abstract skeleton with this one in mind.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1jvhhhK1hj]hhubjw)}(hoperformance comparison to other available des code which i could compile on a SPARCStation 1 (cc -O4, gcc -O2):h]hoperformance comparison to other available des code which i could compile on a SPARCStation 1 (cc -O4, gcc -O2):}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK9hj]hhubjw)}(h#this code (byte-order independent):h]h#this code (byte-order independent):}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKhjubah}(h]h ]h"]h$]h&]uh1jIhjubjJ)}(hE33us per encryption (options: 64k tables, FIPS standard bit ordering)h]jw)}(hjh]hE33us per encryption (options: 64k tables, FIPS standard bit ordering)}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK?hjubah}(h]h ]h"]h$]h&]uh1jIhjubjJ)}(h345us per encryption (options: 2k tables, no IP/FP)h]jw)}(hj5h]h345us per encryption (options: 2k tables, no IP/FP)}(hj7hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK@hj3ubah}(h]h ]h"]h$]h&]uh1jIhjubjJ)}(hE48us per encryption (options: 2k tables, FIPS standard bit ordering)h]jw)}(hjLh]hE48us per encryption (options: 2k tables, FIPS standard bit ordering)}(hjNhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKAhjJubah}(h]h ]h"]h$]h&]uh1jIhjubjJ)}(hX275us to set a new key (uses 1k of key tables) this has the quickest encryption/decryption routines i've seen. since i was interested in fast des filters rather than crypt(3) and password cracking, i haven't really bothered yet to speed up the key setting routine. also, i have no interest in re-implementing all the other junk in the mit kerberos des library, so i've just provided my routines with little stub interfaces so they can be used as drop-in replacements with mit's code or any of the mit- compatible packages below. (note that the first two timings above are highly variable because of cache effects). h](jw)}(h.275us to set a new key (uses 1k of key tables)h]h.275us to set a new key (uses 1k of key tables)}(hjehhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKBhjaubj)}(hX8this has the quickest encryption/decryption routines i've seen. since i was interested in fast des filters rather than crypt(3) and password cracking, i haven't really bothered yet to speed up the key setting routine. also, i have no interest in re-implementing all the other junk in the mit kerberos des library, so i've just provided my routines with little stub interfaces so they can be used as drop-in replacements with mit's code or any of the mit- compatible packages below. (note that the first two timings above are highly variable because of cache effects). h]jw)}(hX7this has the quickest encryption/decryption routines i've seen. since i was interested in fast des filters rather than crypt(3) and password cracking, i haven't really bothered yet to speed up the key setting routine. also, i have no interest in re-implementing all the other junk in the mit kerberos des library, so i've just provided my routines with little stub interfaces so they can be used as drop-in replacements with mit's code or any of the mit- compatible packages below. (note that the first two timings above are highly variable because of cache effects).h]hX?this has the quickest encryption/decryption routines i’ve seen. since i was interested in fast des filters rather than crypt(3) and password cracking, i haven’t really bothered yet to speed up the key setting routine. also, i have no interest in re-implementing all the other junk in the mit kerberos des library, so i’ve just provided my routines with little stub interfaces so they can be used as drop-in replacements with mit’s code or any of the mit- compatible packages below. (note that the first two timings above are highly variable because of cache effects).}(hjwhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKDhjsubah}(h]h ]h"]h$]h&]uh1jhhhKDhjaubeh}(h]h ]h"]h$]h&]uh1jIhjubeh}(h]h ]h"]h$]h&]bullet-uh1jhhhK>hjubah}(h]h ]h"]h$]h&]uh1jhhhK>hj]hhubjw)}(h7kerberos des replacement from australia (version 1.95):h]h7kerberos des replacement from australia (version 1.95):}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKNhj]hhubj)}(hX- 53us per encryption (uses 2k of tables) - 96us to set a new key (uses 2.25k of key tables) so despite the author's inclusion of some of the performance improvements i had suggested to him, this package's encryption/decryption is still slower on the sparc and 68000. more specifically, 19-40% slower on the 68020 and 11-35% slower on the sparc, depending on the compiler; in full gory detail (ALT_ECB is a libdes variant): =============== ============== =============== ================= compiler machine desCore libdes ALT_ECB slower by =============== ============== =============== ================= gcc 2.1 -O2 Sun 3/110 304 uS 369.5uS 461.8uS 22% cc -O1 Sun 3/110 336 uS 436.6uS 399.3uS 19% cc -O2 Sun 3/110 360 uS 532.4uS 505.1uS 40% cc -O4 Sun 3/110 365 uS 532.3uS 505.3uS 38% gcc 2.1 -O2 Sun 4/50 48 uS 53.4uS 57.5uS 11% cc -O2 Sun 4/50 48 uS 64.6uS 64.7uS 35% cc -O4 Sun 4/50 48 uS 64.7uS 64.9uS 35% =============== ============== =============== ================= (my time measurements are not as accurate as his). the comments in my first release of desCore on version 1.92: - 68us per encryption (uses 2k of tables) - 96us to set a new key (uses 2.25k of key tables) this is a very nice package which implements the most important of the optimizations which i did in my encryption routines. it's a bit weak on common low-level optimizations which is why it's 39%-106% slower. because he was interested in fast crypt(3) and password-cracking applications, he also used the same ideas to speed up the key-setting routines with impressive results. (at some point i may do the same in my package). he also implements the rest of the mit des library. (code from eay@psych.psy.uq.oz.au via comp.sources.misc) h](j)}(hhh](jJ)}(h'53us per encryption (uses 2k of tables)h]jw)}(hjh]h'53us per encryption (uses 2k of tables)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKPhjubah}(h]h ]h"]h$]h&]uh1jIhjubjJ)}(hX96us to set a new key (uses 2.25k of key tables) so despite the author's inclusion of some of the performance improvements i had suggested to him, this package's encryption/decryption is still slower on the sparc and 68000. more specifically, 19-40% slower on the 68020 and 11-35% slower on the sparc, depending on the compiler; in full gory detail (ALT_ECB is a libdes variant): =============== ============== =============== ================= compiler machine desCore libdes ALT_ECB slower by =============== ============== =============== ================= gcc 2.1 -O2 Sun 3/110 304 uS 369.5uS 461.8uS 22% cc -O1 Sun 3/110 336 uS 436.6uS 399.3uS 19% cc -O2 Sun 3/110 360 uS 532.4uS 505.1uS 40% cc -O4 Sun 3/110 365 uS 532.3uS 505.3uS 38% gcc 2.1 -O2 Sun 4/50 48 uS 53.4uS 57.5uS 11% cc -O2 Sun 4/50 48 uS 64.6uS 64.7uS 35% cc -O4 Sun 4/50 48 uS 64.7uS 64.9uS 35% =============== ============== =============== ================= (my time measurements are not as accurate as his). h](jw)}(h096us to set a new key (uses 2.25k of key tables)h]h096us to set a new key (uses 2.25k of key tables)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKQhjubj)}(hX4so despite the author's inclusion of some of the performance improvements i had suggested to him, this package's encryption/decryption is still slower on the sparc and 68000. more specifically, 19-40% slower on the 68020 and 11-35% slower on the sparc, depending on the compiler; in full gory detail (ALT_ECB is a libdes variant): =============== ============== =============== ================= compiler machine desCore libdes ALT_ECB slower by =============== ============== =============== ================= gcc 2.1 -O2 Sun 3/110 304 uS 369.5uS 461.8uS 22% cc -O1 Sun 3/110 336 uS 436.6uS 399.3uS 19% cc -O2 Sun 3/110 360 uS 532.4uS 505.1uS 40% cc -O4 Sun 3/110 365 uS 532.3uS 505.3uS 38% gcc 2.1 -O2 Sun 4/50 48 uS 53.4uS 57.5uS 11% cc -O2 Sun 4/50 48 uS 64.6uS 64.7uS 35% cc -O4 Sun 4/50 48 uS 64.7uS 64.9uS 35% =============== ============== =============== ================= (my time measurements are not as accurate as his). h](jw)}(hXKso despite the author's inclusion of some of the performance improvements i had suggested to him, this package's encryption/decryption is still slower on the sparc and 68000. more specifically, 19-40% slower on the 68020 and 11-35% slower on the sparc, depending on the compiler; in full gory detail (ALT_ECB is a libdes variant):h]hXOso despite the author’s inclusion of some of the performance improvements i had suggested to him, this package’s encryption/decryption is still slower on the sparc and 68000. more specifically, 19-40% slower on the 68020 and 11-35% slower on the sparc, depending on the compiler; in full gory detail (ALT_ECB is a libdes variant):}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKShjubhtable)}(hhh]htgroup)}(hhh](hcolspec)}(hhh]h}(h]h ]h"]h$]h&]colwidthKuh1jhjubj)}(hhh]h}(h]h ]h"]h$]h&]colwidthKuh1jhjubj)}(hhh]h}(h]h ]h"]h$]h&]colwidthKuh1jhjubj)}(hhh]h}(h]h ]h"]h$]h&]colwidthKuh1jhjubhthead)}(hhh]hrow)}(hhh](hentry)}(hhh]jw)}(hcompilerh]hcompiler}(hj2hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK[hj/ubah}(h]h ]h"]h$]h&]uh1j-hj*ubj.)}(hhh]jw)}(hmachineh]hmachine}(hjIhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK[hjFubah}(h]h ]h"]h$]h&]uh1j-hj*ubj.)}(hhh]jw)}(hdesCore libdesh]hdesCore libdes}(hj`hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK[hj]ubah}(h]h ]h"]h$]h&]uh1j-hj*ubj.)}(hhh]jw)}(hALT_ECB slower byh]hALT_ECB slower by}(hjwhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK[hjtubah}(h]h ]h"]h$]h&]uh1j-hj*ubeh}(h]h ]h"]h$]h&]uh1j(hj%ubah}(h]h ]h"]h$]h&]uh1j#hjubhtbody)}(hhh](j))}(hhh](j.)}(hhh]jw)}(h gcc 2.1 -O2h]h gcc 2.1 -O2}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK]hjubah}(h]h ]h"]h$]h&]uh1j-hjubj.)}(hhh]jw)}(h Sun 3/110h]h Sun 3/110}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK]hjubah}(h]h ]h"]h$]h&]uh1j-hjubj.)}(hhh]jw)}(h304 uS 369.5uSh]h304 uS 369.5uS}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK]hjubah}(h]h ]h"]h$]h&]uh1j-hjubj.)}(hhh]jw)}(h 461.8uS 22%h]h 461.8uS 22%}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK]hjubah}(h]h ]h"]h$]h&]uh1j-hjubeh}(h]h ]h"]h$]h&]uh1j(hjubj))}(hhh](j.)}(hhh]jw)}(h cc -O1h]h cc -O1}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK^hj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h Sun 3/110h]h Sun 3/110}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK^hj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h336 uS 436.6uSh]h336 uS 436.6uS}(hj5 hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK^hj2 ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h 399.3uS 19%h]h 399.3uS 19%}(hjL hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK^hjI ubah}(h]h ]h"]h$]h&]uh1j-hj ubeh}(h]h ]h"]h$]h&]uh1j(hjubj))}(hhh](j.)}(hhh]jw)}(h cc -O2h]h cc -O2}(hjl hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK_hji ubah}(h]h ]h"]h$]h&]uh1j-hjf ubj.)}(hhh]jw)}(h Sun 3/110h]h Sun 3/110}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK_hj ubah}(h]h ]h"]h$]h&]uh1j-hjf ubj.)}(hhh]jw)}(h360 uS 532.4uSh]h360 uS 532.4uS}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK_hj ubah}(h]h ]h"]h$]h&]uh1j-hjf ubj.)}(hhh]jw)}(h 505.1uS 40%h]h 505.1uS 40%}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK_hj ubah}(h]h ]h"]h$]h&]uh1j-hjf ubeh}(h]h ]h"]h$]h&]uh1j(hjubj))}(hhh](j.)}(hhh]jw)}(h cc -O4h]h cc -O4}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK`hj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h Sun 3/110h]h Sun 3/110}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK`hj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h365 uS 532.3uSh]h365 uS 532.3uS}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK`hj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h 505.3uS 38%h]h 505.3uS 38%}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhK`hj ubah}(h]h ]h"]h$]h&]uh1j-hj ubeh}(h]h ]h"]h$]h&]uh1j(hjubj))}(hhh](j.)}(hhh]jw)}(h gcc 2.1 -O2h]h gcc 2.1 -O2}(hj6 hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKahj3 ubah}(h]h ]h"]h$]h&]uh1j-hj0 ubj.)}(hhh]jw)}(hSun 4/50h]hSun 4/50}(hjM hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKahjJ ubah}(h]h ]h"]h$]h&]uh1j-hj0 ubj.)}(hhh]jw)}(h48 uS 53.4uSh]h48 uS 53.4uS}(hjd hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKahja ubah}(h]h ]h"]h$]h&]uh1j-hj0 ubj.)}(hhh]jw)}(h 57.5uS 11%h]h 57.5uS 11%}(hj{ hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKahjx ubah}(h]h ]h"]h$]h&]uh1j-hj0 ubeh}(h]h ]h"]h$]h&]uh1j(hjubj))}(hhh](j.)}(hhh]jw)}(h cc -O2h]h cc -O2}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKbhj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(hSun 4/50h]hSun 4/50}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKbhj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h48 uS 64.6uSh]h48 uS 64.6uS}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKbhj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h 64.7uS 35%h]h 64.7uS 35%}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKbhj ubah}(h]h ]h"]h$]h&]uh1j-hj ubeh}(h]h ]h"]h$]h&]uh1j(hjubj))}(hhh](j.)}(hhh]jw)}(h cc -O4h]h cc -O4}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKchj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(hSun 4/50h]hSun 4/50}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKchj ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h48 uS 64.7uSh]h48 uS 64.7uS}(hj. hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKchj+ ubah}(h]h ]h"]h$]h&]uh1j-hj ubj.)}(hhh]jw)}(h 64.9uS 35%h]h 64.9uS 35%}(hjE hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKchjB ubah}(h]h ]h"]h$]h&]uh1j-hj ubeh}(h]h ]h"]h$]h&]uh1j(hjubeh}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]colsKuh1jhjubah}(h]h ]h"]h$]h&]uh1jhjubjw)}(h2(my time measurements are not as accurate as his).h]h2(my time measurements are not as accurate as his).}(hjr hhhNhNubah}(h]h ]h"]h$]h&]uh1jvhhhKfhjubeh}(h]h ]h"]h$]h&]uh1jhhhKShjubeh}(h]h ]h"]h$]h&]uh1jIhjubeh}(h]h ]h"]h$]h&]jjuh1jhhhKPhjubj)}(hXthe comments in my first release of desCore on version 1.92: - 68us per encryption (uses 2k of tables) - 96us to set a new key (uses 2.25k of key tables) this is a very nice package which implements the most important of the optimizations which i did in my encryption routines. it's a bit weak on common low-level optimizations which is why it's 39%-106% slower. because he was interested in fast crypt(3) and password-cracking applications, he also used the same ideas to speed up the key-setting routines with impressive results. (at some point i may do the same in my package). he also implements the rest of the mit des library. (code from eay@psych.psy.uq.oz.au via comp.sources.misc) h](jw)}(h