path: root/documentation/content/ru/articles/ipsec-must/_index.po

# SOME DESCRIPTIVE TITLE
# Copyright (C) YEAR The FreeBSD Project
# This file is distributed under the same license as the FreeBSD Documentation package.
# Vladlen Popolitov <vladlenpopolitov@list.ru>, 2025.
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"Last-Translator: Vladlen Popolitov <vladlenpopolitov@list.ru>\n"
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#. type: Title =
#: documentation/content/en/articles/ipsec-must/_index.adoc:1
#: documentation/content/en/articles/ipsec-must/_index.adoc:11
#, no-wrap
msgid "Independent Verification of IPsec Functionality in FreeBSD"
msgstr "Независимое исследование работы IPsec во FreeBSD"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:44
msgid "Abstract"
msgstr "Аннотация"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:47
msgid ""
"You installed IPsec and it seems to be working.  How do you know? I describe "
"a method for experimentally verifying that IPsec is working."
msgstr ""
"Вы только что установили и настроили IPsec, и оно, кажется, заработало. Как "
"это можно проверить? Я опишу метод экспериментальной проверки правильного "
"функционирования IPsec."

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:49
msgid "'''"
msgstr "'''"

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:53
#, no-wrap
msgid "The Problem"
msgstr "Постановка задачи"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:58
msgid ""
"First, lets assume you have crossref::ipsec-must[ipsec-install, Installing "
"IPsec].  How do you know it is crossref::ipsec-must[caveat, Caveat]? Sure, "
"your connection will not work if it is misconfigured, and it will work when "
"you finally get it right.  man:netstat[1] will list it. But can you "
"independently confirm it?"
msgstr ""
"Для начала предположим, что Вы crossref::ipsec-must[ipsec-install, "
"установили IPsec]. Как Вы узнаете, что IPsec crossref::ipsec-must[caveat, "
"надо учитывать предостережение]? Несомненно, соединения не будет, если Вы "
"неверно его сконфигурировали. И оно, конечно, появится в выводе команды man:"
"netstat[1], когда Вы всё сделаете верно. Но можно ли как-то подтвердить сам "
"факт функционирования IPsec?"

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:60
#, no-wrap
msgid "The Solution"
msgstr "Решение"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:63
msgid "First, some crypto-relevant info theory:"
msgstr "Для начала немножко криптографической теории:"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:65
msgid ""
"Encrypted data is uniformly distributed, i.e., has maximal entropy per "
"symbol;"
msgstr ""
"Шифрованные данные равномерно распределены по области определения, то есть "
"каждый символ имеет максимальную энтропию;"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:66
msgid ""
"Raw, uncompressed data is typically redundant, i.e., has sub-maximal entropy."
msgstr ""
"\"Сырые\" и несжатые данные как правило избыточны, то есть их энтропия "
"меньше максимально возможной."

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:70
msgid ""
"Suppose you could measure the entropy of the data to- and from- your network "
"interface.  Then you could see the difference between unencrypted data and "
"encrypted data.  This would be true even if some of the data in \"encrypted "
"mode\" was not encrypted---as the outermost IP header must be if the packet "
"is to be routable."
msgstr ""
"Предположим, что у Вас имеется возможность измерить энтропию входящего и "
"исходящего трафика на сетевом интерфейсе. В этом случае Вы сможете легко "
"отличить зашифрованные данные от открытых, причём даже в том случае, когда "
"часть данных в \"режиме шифрования\" передаётся в открытом виде, к примеру "
"внешние заголовки IP, которые используются для маршрутизации."

#. type: Title ===
#: documentation/content/en/articles/ipsec-must/_index.adoc:72
#, no-wrap
msgid "MUST"
msgstr "MUST"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:77
msgid ""
"Ueli Maurer's \"Universal Statistical Test for Random Bit Generators"
"\"(https://web.archive.org/web/20011115002319/http://www.geocities.com/"
"SiliconValley/Code/4704/universal.pdf[MUST]) quickly measures the entropy of "
"a sample.  It uses a compression-like algorithm.  crossref::ipsec-must[code, "
"Maurer's Universal Statistical Test (for block size8 bits)] for a variant "
"which measures successive (~quarter megabyte) chunks of a file."
msgstr ""
"\"Универсальный Статистический Тест для Генераторов Случайных Чисел\" Уэли "
"Маурера (Ueli Maurer's Universal Statistical Test for Random Bit "
"Generators), сокращённо http://www.geocities.com/SiliconValley/Code/4704/"
"universal.pdf[MUST], позволяет быстро измерить энтропию последовательного "
"набора данных. Используемый алгоритм похож на алгоритм сжатия. В разделе "
"crossref::ipsec-must[code, Универсальный Статистический Тест Маурера (размер "
"блока - 8 бит))] приведён исходный код, позволяющий измерять энтропию "
"последовательных кусков данных размером около четверти мегабайта."

#. type: Title ===
#: documentation/content/en/articles/ipsec-must/_index.adoc:79
#, no-wrap
msgid "Tcpdump"
msgstr "Tcpdump"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:84
msgid ""
"We also need a way to capture the raw network data.  A program called man:"
"tcpdump[1] lets you do this, if you have enabled the _Berkeley Packet "
"Filter_ interface in your crossref::ipsec-must[kernel,src/sys/i386/conf/"
"KERNELNAME]."
msgstr ""
"Ещё нам нужен способ сохранения информации, проходящей через интерфейс. "
"Программа man:tcpdump[1] позволяет сделать это в случае, если у Вас ядро "
"crossref::ipsec-must[kernel,src/sys/i386/conf/KERNELNAME] с поддержкой "
"__Пакетного Фильтра Беркли (Berkeley Packet Filter)__."

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:86
msgid "The command:"
msgstr "Команда:"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:90
#, no-wrap
msgid " tcpdump -c 4000 -s 10000 -w dumpfile.bin\n"
msgstr " tcpdump -c 4000 -s 10000 -w dumpfile.bin\n"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:94
msgid ""
"will capture 4000 raw packets to _dumpfile.bin_.  Up to 10,000 bytes per "
"packet will be captured in this example."
msgstr ""
"сохранит 4000 пакетов в файл _dumpfile.bin_. В данном примере объём "
"записываемой информации в каждом пакете не может превышать 10,000 байтов."

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:96
#, no-wrap
msgid "The Experiment"
msgstr "Эксперимент"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:99
msgid "Here is the experiment:"
msgstr "Повторите следующие шаги эксперимента:"

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:103
msgid "Open a window to an IPsec host and another window to an insecure host."
msgstr ""
"Откройте два окна терминала и свяжитесь в одном из них с каким-нибудь "
"компьютером через канал IPsec, а в другом - с обычным, \"незащищённым\" "
"компьютером."

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:104
msgid "Now start crossref::ipsec-must[tcpdump, Tcpdump]."
msgstr "Теперь запустите crossref::ipsec-must[tcpdump, Tcpdump]."

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:105
msgid ""
"In the \"secure\" window, run the UNIX(R) command man:yes[1], which will "
"stream the `y` character. After a while, stop this. Switch to the insecure "
"window, and repeat. After a while, stop."
msgstr ""
"В \"шифрованном\" окне запустите команду UNIX(R) man:yes[1], которая будет "
"выдавать бесконечный поток символов `y`. Немножко подождите и завершите её. "
"Затем переключитесь в обычное окно (не использующее канал IPsec) и сделайте "
"то же самое."

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:106
msgid ""
"Now run crossref::ipsec-must[code, Maurer's Universal Statistical Test (for "
"block size8 bits)] on the captured packets. You should see something like "
"the following. The important thing to note is that the secure connection has "
"93% (6.7) of the expected value (7.18), and the \"normal\" connection has "
"29% (2.1) of the expected value."
msgstr ""
"Заключительный этап: запустите crossref::ipsec-must[code, Универсальный "
"Статистический Тест Маурера (размер блока - 8 бит)], передав ему для "
"обработки только что сохранённые пакеты через командную строку. Вы должны "
"увидеть что-то вроде изображённого чуть ниже. Заметьте, что безопасное "
"соединение имеет 93% (6,7) от ожидаемого значения (7,18), а обычное "
"соединение - всего лишь 29% (2,1)."

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:122
#, no-wrap
msgid ""
"% tcpdump -c 4000 -s 10000 -w ipsecdemo.bin\n"
"% uliscan ipsecdemo.bin\n"
"Uliscan 21 Dec 98\n"
"L=8 256 258560\n"
"Measuring file ipsecdemo.bin\n"
"Init done\n"
"Expected value for L=8 is 7.1836656\n"
"6.9396 --------------------------------------------------------\n"
"6.6177 -----------------------------------------------------\n"
"6.4100 ---------------------------------------------------\n"
"2.1101 -----------------\n"
"2.0838 -----------------\n"
"2.0983 -----------------\n"
msgstr ""
"% tcpdump -c 4000 -s 10000 -w ipsecdemo.bin\n"
"% uliscan ipsecdemo.bin\n"
"Uliscan 21 Dec 98\n"
"L=8 256 258560\n"
"Measuring file ipsecdemo.bin\n"
"Init done\n"
"Expected value for L=8 is 7.1836656\n"
"6.9396 --------------------------------------------------------\n"
"6.6177 -----------------------------------------------------\n"
"6.4100 ---------------------------------------------------\n"
"2.1101 -----------------\n"
"2.0838 -----------------\n"
"2.0983 -----------------\n"

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:126
#, no-wrap
msgid "Caveat"
msgstr "Предостережение"

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:132
msgid ""
"This experiment shows that IPsec _does_ seem to be distributing the payload "
"data __uniformly__, as encryption should.  However, the experiment described "
"here _cannot_ detect many possible flaws in a system (none of which do I "
"have any evidence for).  These include poor key generation or exchange, data "
"or keys being visible to others, use of weak algorithms, kernel subversion, "
"etc.  Study the source; know the code."
msgstr ""
"Этот эксперимент показывает, что IPsec _действительно_ распределяет "
"передаваемые байты по области определения __равномерно__, как и любое другое "
"шифрование. Однако этот метод _не может_ обнаружить множество других изъянов "
"в системе (хотя я таковых не знаю). Для примера можно привести плохие "
"алгоритмы генерации или обмена ключами, нарушение конфиденциальности данных "
"или ключей, использование слабых в криптографическом смысле алгоритмов, "
"взлом ядра и т. д. Изучайте исходный код, узнавайте, что там происходит."

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:134
#, no-wrap
msgid "IPsec---Definition"
msgstr "IPsec — определение"

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:140
msgid ""
"Internet Protocol security extensions to IPv4; required for IPv6.  A "
"protocol for negotiating encryption and authentication at the IP (host-to-"
"host) level.  SSL secures only one application socket; SSH secures only a "
"login; PGP secures only a specified file or message.  IPsec encrypts "
"everything between two hosts."
msgstr ""
"IPsec представляет собой протокол безопасного обмена информацией по "
"Internet. Существует в виде расширения к IPv4; является неотъемлемой частью "
"IPv6. Содержит в себе протокол шифрования и аутентификации на уровне IP "
"(межмашинное \"host-to-host\" взаимодействие). SSL защищает только лишь "
"конкретный прикладной сокет; SSH защищает вход на машину; PGP защищает "
"определённый файл или письмо. IPsec шифрует всю информацию, передаваемую "
"между двумя машинами."

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:142
#, no-wrap
msgid "Installing IPsec"
msgstr "Установка IPsec"

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:146
msgid ""
"Most of the modern versions of FreeBSD have IPsec support in their base "
"source.  So you will need to include the `IPSEC` option in your kernel "
"config and, after kernel rebuild and reinstall, configure IPsec connections "
"using man:setkey[8] command."
msgstr ""
"Большинство современных версий FreeBSD уже имеют поддержку IPsec. Вероятно, "
"Вы должны будете лишь добавить опцию `IPSEC` в конфигурационный файл ядра, и "
"после сборки и инсталляции нового ядра, сконфигурировать соединение IPsec с "
"помощью команды man:setkey[8]."

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:148
msgid ""
"A comprehensive guide on running IPsec on FreeBSD is provided in extref:{vpn-"
"ipsec}[VPN over IPsec]."
msgstr ""
"Более подробно о том, как запустить IPsec во FreeBSD, можно прочесть в extref"
":{vpn-ipsec}[VPN через IPsec]."

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:150
#, no-wrap
msgid "src/sys/i386/conf/KERNELNAME"
msgstr "src/sys/i386/conf/KERNELNAME"

#. type: delimited block = 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:154
msgid ""
"This needs to be present in the kernel config file to capture network data "
"with man:tcpdump[1].  Be sure to run man:config[8] after adding this, and "
"rebuild and reinstall."
msgstr ""
"Для того, чтобы захватывать сетевой трафик при помощи man:tcpdump[1], "
"следующие строки должны присутствовать в конфигурационном файле ядра. Не "
"забудьте после модификации запустить man:config[8], и, как обычно, "
"пересобрать и установить новое ядро."

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:158
#, no-wrap
msgid "device\tbpf\n"
msgstr "device\tbpf\n"

#. type: Title ==
#: documentation/content/en/articles/ipsec-must/_index.adoc:161
#, no-wrap
msgid "Maurer's Universal Statistical Test (for block size=8 bits)"
msgstr "Универсальный Статистический Тест Маурера (размер блока - 8 бит)"

#. type: Plain text
#: documentation/content/en/articles/ipsec-must/_index.adoc:164
msgid ""
"You can find the same code at https://web.archive.org/web/20031204230654/"
"http://www.geocities.com:80/SiliconValley/Code/4704/uliscanc.txt[this link]."
msgstr ""
"Оригинал нижеприведённого кода находится по https://web.archive.org/"
"web/20031204230654/http://www.geocities.com:80/SiliconValley/Code/4704/"
"uliscanc.txt[ этому адресу]."

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:169
#, no-wrap
msgid ""
"/*\n"
"  ULISCAN.c   ---blocksize of 8\n"
msgstr ""
"/*\n"
"  ULISCAN.c   ---blocksize of 8\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:173
#, no-wrap
msgid ""
"  1 Oct 98\n"
"  1 Dec 98\n"
"  21 Dec 98       uliscan.c derived from ueli8.c\n"
msgstr ""
"  1 Oct 98\n"
"  1 Dec 98\n"
"  21 Dec 98       uliscan.c derived from ueli8.c\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:175
#, no-wrap
msgid "  This version has // comments removed for Sun cc\n"
msgstr "  This version has // comments removed for Sun cc\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:178
#, no-wrap
msgid ""
"  This implements Ueli M Maurer's \"Universal Statistical Test for Random\n"
"  Bit Generators\" using L=8\n"
msgstr ""
"  This implements Ueli M Maurer's \"Universal Statistical Test for Random\n"
"  Bit Generators\" using L=8\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:181
#, no-wrap
msgid ""
"  Accepts a filename on the command line; writes its results, with other\n"
"  info, to stdout.\n"
msgstr ""
"  Accepts a filename on the command line; writes its results, with other\n"
"  info, to stdout.\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:183
#, no-wrap
msgid "  Handles input file exhaustion gracefully.\n"
msgstr "  Handles input file exhaustion gracefully.\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:186
#, no-wrap
msgid ""
"  Ref: J. Cryptology v 5 no 2, 1992 pp 89-105\n"
"  also on the web somewhere, which is where I found it.\n"
msgstr ""
"  Ref: J. Cryptology v 5 no 2, 1992 pp 89-105\n"
"  also on the web somewhere, which is where I found it.\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:189
#, no-wrap
msgid ""
"  -David Honig\n"
"  honig@sprynet.com\n"
msgstr ""
"  -David Honig\n"
"  honig@sprynet.com\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:194
#, no-wrap
msgid ""
"  Usage:\n"
"  ULISCAN filename\n"
"  outputs to stdout\n"
"*/\n"
msgstr ""
"  Usage:\n"
"  ULISCAN filename\n"
"  outputs to stdout\n"
"*/\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:200
#, no-wrap
msgid ""
"#define L 8\n"
"#define V (1<<L)\n"
"#define Q (10*V)\n"
"#define K (100   *Q)\n"
"#define MAXSAMP (Q + K)\n"
msgstr ""
"#define L 8\n"
"#define V (1<<L)\n"
"#define Q (10*V)\n"
"#define K (100   *Q)\n"
"#define MAXSAMP (Q + K)\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:203
#, no-wrap
msgid ""
"#include <stdio.h>\n"
"#include <math.h>\n"
msgstr ""
"#include <stdio.h>\n"
"#include <math.h>\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:215
#, no-wrap
msgid ""
"int main(argc, argv)\n"
"int argc;\n"
"char **argv;\n"
"{\n"
"  FILE *fptr;\n"
"  int i,j;\n"
"  int b, c;\n"
"  int table[V];\n"
"  double sum = 0.0;\n"
"  int iproduct = 1;\n"
"  int run;\n"
msgstr ""
"int main(argc, argv)\n"
"int argc;\n"
"char **argv;\n"
"{\n"
"  FILE *fptr;\n"
"  int i,j;\n"
"  int b, c;\n"
"  int table[V];\n"
"  double sum = 0.0;\n"
"  int iproduct = 1;\n"
"  int run;\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:217
#, no-wrap
msgid "  extern double   log(/* double x */);\n"
msgstr "  extern double   log(/* double x */);\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:219
#, no-wrap
msgid "  printf(\"Uliscan 21 Dec 98 \\nL=%d %d %d \\n\", L, V, MAXSAMP);\n"
msgstr "  printf(\"Uliscan 21 Dec 98 \\nL=%d %d %d \\n\", L, V, MAXSAMP);\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:226
#, no-wrap
msgid ""
"  if (argc < 2) {\n"
"    printf(\"Usage: Uliscan filename\\n\");\n"
"    exit(-1);\n"
"  } else {\n"
"    printf(\"Measuring file %s\\n\", argv[1]);\n"
"  }\n"
msgstr ""
"  if (argc < 2) {\n"
"    printf(\"Usage: Uliscan filename\\n\");\n"
"    exit(-1);\n"
"  } else {\n"
"    printf(\"Measuring file %s\\n\", argv[1]);\n"
"  }\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:228
#, no-wrap
msgid "  fptr = fopen(argv[1],\"rb\");\n"
msgstr "  fptr = fopen(argv[1],\"rb\");\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:233
#, no-wrap
msgid ""
"  if (fptr == NULL) {\n"
"    printf(\"Can't find %s\\n\", argv[1]);\n"
"    exit(-1);\n"
"  }\n"
msgstr ""
"  if (fptr == NULL) {\n"
"    printf(\"Can't find %s\\n\", argv[1]);\n"
"    exit(-1);\n"
"  }\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:237
#, no-wrap
msgid ""
"  for (i = 0; i < V; i++) {\n"
"    table[i] = 0;\n"
"  }\n"
msgstr ""
"  for (i = 0; i < V; i++) {\n"
"    table[i] = 0;\n"
"  }\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:242
#, no-wrap
msgid ""
"  for (i = 0; i < Q; i++) {\n"
"    b = fgetc(fptr);\n"
"    table[b] = i;\n"
"  }\n"
msgstr ""
"  for (i = 0; i < Q; i++) {\n"
"    b = fgetc(fptr);\n"
"    table[b] = i;\n"
"  }\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:244
#, no-wrap
msgid "  printf(\"Init done\\n\");\n"
msgstr "  printf(\"Init done\\n\");\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:246
#, no-wrap
msgid "  printf(\"Expected value for L=8 is 7.1836656\\n\");\n"
msgstr "  printf(\"Expected value for L=8 is 7.1836656\\n\");\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:248
#, no-wrap
msgid "  run = 1;\n"
msgstr "  run = 1;\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:252
#, no-wrap
msgid ""
"  while (run) {\n"
"    sum = 0.0;\n"
"    iproduct = 1;\n"
msgstr ""
"  while (run) {\n"
"    sum = 0.0;\n"
"    iproduct = 1;\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:257
#, no-wrap
msgid ""
"    if (run)\n"
"      for (i = Q; run && i < Q + K; i++) {\n"
"        j = i;\n"
"        b = fgetc(fptr);\n"
msgstr ""
"    if (run)\n"
"      for (i = Q; run && i < Q + K; i++) {\n"
"        j = i;\n"
"        b = fgetc(fptr);\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:260
#, no-wrap
msgid ""
"        if (b < 0)\n"
"          run = 0;\n"
msgstr ""
"        if (b < 0)\n"
"          run = 0;\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:264
#, no-wrap
msgid ""
"        if (run) {\n"
"          if (table[b] > j)\n"
"            j += K;\n"
msgstr ""
"        if (run) {\n"
"          if (table[b] > j)\n"
"            j += K;\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:266
#, no-wrap
msgid "          sum += log((double)(j-table[b]));\n"
msgstr "          sum += log((double)(j-table[b]));\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:270
#, no-wrap
msgid ""
"          table[b] = i;\n"
"        }\n"
"      }\n"
msgstr ""
"          table[b] = i;\n"
"        }\n"
"      }\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:273
#, no-wrap
msgid ""
"    if (!run)\n"
"      printf(\"Premature end of file; read %d blocks.\\n\", i - Q);\n"
msgstr ""
"    if (!run)\n"
"      printf(\"Premature end of file; read %d blocks.\\n\", i - Q);\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:276
#, no-wrap
msgid ""
"    sum = (sum/((double)(i - Q))) /  log(2.0);\n"
"    printf(\"%4.4f \", sum);\n"
msgstr ""
"    sum = (sum/((double)(i - Q))) /  log(2.0);\n"
"    printf(\"%4.4f \", sum);\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:279
#, no-wrap
msgid ""
"    for (i = 0; i < (int)(sum*8.0 + 0.50); i++)\n"
"      printf(\"-\");\n"
msgstr ""
"    for (i = 0; i < (int)(sum*8.0 + 0.50); i++)\n"
"      printf(\"-\");\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:281
#, no-wrap
msgid "    printf(\"\\n\");\n"
msgstr "    printf(\"\\n\");\n"

#. type: delimited block . 4
#: documentation/content/en/articles/ipsec-must/_index.adoc:295
#, no-wrap
msgid ""
"    /* refill initial table */\n"
"    if (0) {\n"
"      for (i = 0; i < Q; i++) {\n"
"        b = fgetc(fptr);\n"
"        if (b < 0) {\n"
"          run = 0;\n"
"        } else {\n"
"          table[b] = i;\n"
"        }\n"
"      }\n"
"    }\n"
"  }\n"
"}\n"
msgstr ""
"    /* refill initial table */\n"
"    if (0) {\n"
"      for (i = 0; i < Q; i++) {\n"
"        b = fgetc(fptr);\n"
"        if (b < 0) {\n"
"          run = 0;\n"
"        } else {\n"
"          table[b] = i;\n"
"        }\n"
"      }\n"
"    }\n"
"  }\n"
"}\n"