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# $FreeBSD$
# Danilo G. Baio <dbaio@FreeBSD.org>, 2018. #zanata
# Edson Brandi <ebrandi@FreeBSD.org>, 2018. #zanata
# Silvio Ap Silva <contato@kanazuchi.com>, 2018. #zanata
# Nilton José Rizzo <rizzo@rizzo.eng.br>, 2018. #zanata
msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"POT-Creation-Date: 2018-09-14 02:10+0000\n"
"PO-Revision-Date: 2018-09-14 01:45+0000\n"
"Last-Translator: Edson Brandi <ebrandi@FreeBSD.org>\n"
"Language-Team: \n"
"Language: pt_BR\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"X-Generator: Zanata 4.6.2\n"
"Plural-Forms: nplurals=2; plural=(n != 1)\n"

#. Put one translator per line, in the form NAME <EMAIL>, YEAR1, YEAR2
msgctxt "_"
msgid "translator-credits"
msgstr ""
"Nilton José Rizzo, rizzo@rizzo.eng.br, 2018\n"
"Edson Brandi, ebrandi@FreeBSD.org, 2018\n"
"Danilo G. Baio, dbaio@FreeBSD.org, 2018\n"
"Silvio Ap Silva, contato@kanazuchi.com, 2018"

#. (itstool) path: info/title
#: article.translate.xml:37
msgid "Pluggable Authentication Modules"
msgstr "Módulos de Autenticação Plugáveis"

#. (itstool) path: abstract/para
#: article.translate.xml:41
msgid ""
"This article describes the underlying principles and mechanisms of the "
"Pluggable Authentication Modules (PAM) library, and explains how to "
"configure PAM, how to integrate PAM into applications, and how to write PAM "
"modules."
msgstr ""
"Esse artigo descreve princípios subjacentes e mecanismos da biblioteca de "
"Módulos de Autenticação Plugáveis (PAM), e explica como configurar, como "
"integrar com outras aplicações e como escrever novos módulos."

#. (itstool) path: info/copyright
#: article.translate.xml:47
msgid ""
"<year>2001</year> <year>2002</year> <year>2003</year> <holder>Networks "
"Associates Technology, Inc.</holder>"
msgstr ""
"<year>2001</year> <year>2002</year> <year>2003</year> <holder>Networks "
"Associates Technology, Inc.</holder>"

#. (itstool) path: authorgroup/author
#: article.translate.xml:55
msgid ""
"<personname><firstname>Dag-Erling</firstname><surname>Smørgrav</surname></"
"personname><contrib>Contributed by </contrib>"
msgstr ""
"<personname><firstname>Dag-Erling</firstname><surname>Smørgrav</surname></"
"personname><contrib>Contributed by </contrib>"

#. (itstool) path: legalnotice/para
#: article.translate.xml:59
msgid ""
"This article was written for the FreeBSD Project by ThinkSec AS and Network "
"Associates Laboratories, the Security Research Division of Network "
"Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 (<quote>CBOSS</"
"quote>), as part of the DARPA CHATS research program."
msgstr ""
"This article was written for the FreeBSD Project by ThinkSec AS and Network "
"Associates Laboratories, the Security Research Division of Network "
"Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 (<quote>CBOSS</"
"quote>), as part of the DARPA CHATS research program."

#. (itstool) path: legalnotice/para
#: article.translate.xml:67
msgid "FreeBSD is a registered trademark of the FreeBSD Foundation."
msgstr "FreeBSD is a registered trademark of the FreeBSD Foundation."

#. (itstool) path: legalnotice/para
#: article.translate.xml:69
msgid "Linux is a registered trademark of Linus Torvalds."
msgstr "Linux is a registered trademark of Linus Torvalds."

#. (itstool) path: legalnotice/para
#: article.translate.xml:71
msgid ""
"Motif, OSF/1, and UNIX are registered trademarks and IT DialTone and The "
"Open Group are trademarks of The Open Group in the United States and other "
"countries."
msgstr ""
"Motif, OSF/1, and UNIX are registered trademarks and IT DialTone and The "
"Open Group are trademarks of The Open Group in the United States and other "
"countries."

#. (itstool) path: legalnotice/para
#: article.translate.xml:75
msgid ""
"Sun, Sun Microsystems, Java, Java Virtual Machine, JDK, JRE, JSP, JVM, "
"Netra, OpenJDK, Solaris, StarOffice, SunOS and VirtualBox are trademarks or "
"registered trademarks of Sun Microsystems, Inc. in the United States and "
"other countries."
msgstr ""
"Sun, Sun Microsystems, Java, Java Virtual Machine, JDK, JRE, JSP, JVM, "
"Netra, OpenJDK, Solaris, StarOffice, SunOS and VirtualBox are trademarks or "
"registered trademarks of Sun Microsystems, Inc. in the United States and "
"other countries."

#. (itstool) path: legalnotice/para
#: article.translate.xml:80
msgid ""
"Many of the designations used by manufacturers and sellers to distinguish "
"their products are claimed as trademarks. Where those designations appear in "
"this document, and the FreeBSD Project was aware of the trademark claim, the "
"designations have been followed by the <quote>™</quote> or the <quote>®</"
"quote> symbol."
msgstr ""
"Many of the designations used by manufacturers and sellers to distinguish "
"their products are claimed as trademarks. Where those designations appear in "
"this document, and the FreeBSD Project was aware of the trademark claim, the "
"designations have been followed by the <quote>™</quote> or the <quote>®</"
"quote> symbol."

#. (itstool) path: info/releaseinfo
#: article.translate.xml:88
msgid ""
"$FreeBSD: head/en_US.ISO8859-1/articles/pam/article.xml 48488 2016-03-28 "
"17:29:21Z jgh $"
msgstr "$FreeBSD$"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-intro.title
#: article.translate.xml:92
msgid "Introduction"
msgstr "Introdução"

#. (itstool) path: section/para
#: article.translate.xml:94
msgid ""
"The Pluggable Authentication Modules (PAM) library is a generalized API for "
"authentication-related services which allows a system administrator to add "
"new authentication methods simply by installing new PAM modules, and to "
"modify authentication policies by editing configuration files."
msgstr ""
"A biblioteca dos Módulos de Autenticação Plugáveis (PAM) é uma API "
"generalizada para serviços relacionados com autenticações as quais permitem "
"ao administrador de sistema adicionar um novo método de autenticação "
"simplesmente pela instalação de um novo módulo PAM, e modificar a política "
"de autenticação pela edição do arquivo de configuração."

#. (itstool) path: section/para
#: article.translate.xml:100
msgid ""
"PAM was defined and developed in 1995 by Vipin Samar and Charlie Lai of Sun "
"Microsystems, and has not changed much since. In 1997, the Open Group "
"published the X/Open Single Sign-on (XSSO) preliminary specification, which "
"standardized the PAM API and added extensions for single (or rather "
"integrated) sign-on. At the time of this writing, this specification has not "
"yet been adopted as a standard."
msgstr ""
"O PAM foi definido e desenvolvido em 1995 por Vipin Samar e Charlie Lai da "
"Sun Microsystems, e não teve muitas mudanças até hoje. Em 1997, o Open Group "
"publicou a especificação preliminar do X/Open Single Sign-on (XSSO),  a qual "
"padroniza a API do PAM e adiciona extensões para autenticação única ou "
"integrada. No momento da redação deste documento, esta especificação ainda "
"não tinha sido adotada como padrão."

#. (itstool) path: section/para
#: article.translate.xml:108
msgid ""
"Although this article focuses primarily on FreeBSD 5.x, which uses OpenPAM, "
"it should be equally applicable to FreeBSD 4.x, which uses Linux-PAM, and "
"other operating systems such as Linux and <trademark>Solaris</trademark>."
msgstr ""
"Apesar deste artigo focar primariamente no sistema FreeBSD 5.x, o qual usa o "
"OpenPAM, ele poderá ser igualmente aplicado ao FreeBSD 4.x, o qual usa o "
"Linux-PAM, e a outros systemas operacionais, tais como o Linux e o "
"<trademark>Solaris</trademark>."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-terms.title
#: article.translate.xml:115
msgid "Terms and conventions"
msgstr "Termos e convenções"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-definitions.title
#: article.translate.xml:118
msgid "Definitions"
msgstr "Definições"

#. (itstool) path: section/para
#: article.translate.xml:120
msgid ""
"The terminology surrounding PAM is rather confused. Neither Samar and Lai's "
"original paper nor the XSSO specification made any attempt at formally "
"defining terms for the various actors and entities involved in PAM, and the "
"terms that they do use (but do not define) are sometimes misleading and "
"ambiguous. The first attempt at establishing a consistent and unambiguous "
"terminology was a whitepaper written by Andrew G. Morgan (author of Linux-"
"PAM) in 1999. While Morgan's choice of terminology was a huge leap forward, "
"it is in this author's opinion by no means perfect. What follows is an "
"attempt, heavily inspired by Morgan, to define precise and unambiguous terms "
"for all actors and entities involved in PAM."
msgstr ""
"A terminologia em torno do PAM é bastante confusa. Nem o artigo original de  "
"Neither Samar e Lai nem a especificação original do XSSO fizeram algum "
"esforço para definir formalmente os termos de vários atores e entidades "
"envolvidas no PAM, e os termos que eles usam (mas não definem) são algumas "
"vezes duvidosos ou ambíguos. A primeira tentativa de estabelecer uma "
"terminologia consistente e não ambígua foi feita no artigo escrito por "
"Andrew G. Morgan (autor do Linux-PAM) em 1999. A escolha da terminologia de "
"Morgan foi um grande avanço, mas na opinião deste autor, não é perfeita. O "
"que segue é uma tentativa, fortemente inspirada por Morgan, de definir "
"termos precisos e não ambíguos para todos os atores e entidades envolvidas "
"no PAM."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:136
msgid "account"
msgstr "conta (account)"

#. (itstool) path: glossdef/para
#: article.translate.xml:138
msgid "The set of credentials the applicant is requesting from the arbitrator."
msgstr ""
"Um conjunto de credenciais que o requerente está solicitando ao mediador."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:144
msgid "applicant"
msgstr "requerente (applicant)"

#. (itstool) path: glossdef/para
#: article.translate.xml:146
msgid "The user or entity requesting authentication."
msgstr "Usuário ou entidade que solicita autenticação"

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:151
msgid "arbitrator"
msgstr "Mediador (arbitrator)"

#. (itstool) path: glossdef/para
#: article.translate.xml:153
msgid ""
"The user or entity who has the privileges necessary to verify the "
"applicant's credentials and the authority to grant or deny the request."
msgstr ""
"Usuário ou entidade a qual tem privilégios necessários para verificar as "
"credenciais do requerente e autorizar ou não a solicitação"

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:160
msgid "chain"
msgstr "chain"

#. (itstool) path: glossdef/para
#: article.translate.xml:162
msgid ""
"A sequence of modules that will be invoked in response to a PAM request. The "
"chain includes information about the order in which to invoke the modules, "
"what arguments to pass to them, and how to interpret the results."
msgstr ""
"Uma sequência de módulos que irá ser chamada em resposta a uma solicitação "
"do PAM. A chain inclui informações sobre a ordem a qual invocar os módulos, "
"quais argumentos foram passados e como interpretar os resultados."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:171
msgid "client"
msgstr "client"

#. (itstool) path: glossdef/para
#: article.translate.xml:173
msgid ""
"The application responsible for initiating an authentication request on "
"behalf of the applicant and for obtaining the necessary authentication "
"information from him."
msgstr ""
"A aplicação responsável por inicializar uma solicitação de autenticação em "
"nome do requerente para obter as informações necessárias da autenticação "
"dele."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:181
msgid "facility"
msgstr "recursos "

#. (itstool) path: glossdef/para
#: article.translate.xml:183
msgid ""
"One of the four basic groups of functionality provided by PAM: "
"authentication, account management, session management and authentication "
"token update."
msgstr ""
"Um dos quatro grupos básicos de funcionalidades fornecidos pelo PAM: "
"autenticação, gerenciamento de conta, gerenciamento de sessão e atualização "
"de token de autenticação."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:191
msgid "module"
msgstr "módulo"

#. (itstool) path: glossdef/para
#: article.translate.xml:193
msgid ""
"A collection of one or more related functions implementing a particular "
"authentication facility, gathered into a single (normally dynamically "
"loadable) binary file and identified by a single name."
msgstr ""
"Uma coleção de uma ou mais funções relacionadas implementando um recurso de "
"autenticação específico, reunidas em um único arquivo binário (normalmente "
"carregável dinamicamente) e identificadas por um único nome."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:201
msgid "policy"
msgstr "política"

#. (itstool) path: glossdef/para
#: article.translate.xml:203
msgid ""
"The complete set of configuration statements describing how to handle PAM "
"requests for a particular service. A policy normally consists of four "
"chains, one for each facility, though some services do not use all four "
"facilities."
msgstr ""
"O conjunto completo de instruções de configuração que descrevem como lidar "
"com solicitações do PAM para um serviço específico. Uma política normalmente "
"consiste em quatro chains, uma para cada recurso, embora alguns serviços não "
"utilizem os quatro recursos."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:212
msgid "server"
msgstr "servidor"

#. (itstool) path: glossdef/para
#: article.translate.xml:214
msgid ""
"The application acting on behalf of the arbitrator to converse with the "
"client, retrieve authentication information, verify the applicant's "
"credentials and grant or deny requests."
msgstr ""
"O aplicativo agindo em nome do mediador para conversar com o cliente, "
"recuperar informações de autenticação, verificar as credenciais do "
"requerente e conceder ou negar solicitações."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:222
msgid "service"
msgstr "serviço"

#. (itstool) path: glossdef/para
#: article.translate.xml:224
msgid ""
"A class of servers providing similar or related functionality and requiring "
"similar authentication. PAM policies are defined on a per-service basis, so "
"all servers that claim the same service name will be subject to the same "
"policy."
msgstr ""
"Classe de servidores que provêm recursos similares ou relacionados e "
"requerem autenticação similar. As políticas do PAM são definidas por "
"serviço, portanto, todos os servidores que reivindicam o mesmo nome de "
"serviço estarão sujeitos à mesma política."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:233
msgid "session"
msgstr "sessão"

#. (itstool) path: glossdef/para
#: article.translate.xml:235
msgid ""
"The context within which service is rendered to the applicant by the server. "
"One of PAM's four facilities, session management, is concerned exclusively "
"with setting up and tearing down this context."
msgstr ""
"O contexto com o qual serviços são apresentados para o requerente pelo "
"servidor. Um dos quatro recursos do PAM, gerenciamento de sessão, é "
"concedido exclusivamente configurando e derrubando esse contexto."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:243
msgid "token"
msgstr "token"

#. (itstool) path: glossdef/para
#: article.translate.xml:245
msgid ""
"A chunk of information associated with the account, such as a password or "
"passphrase, which the applicant must provide to prove his identity."
msgstr ""
"Um pedaço de informação associada à conta, como uma senha sendo uma palavra "
"ou uma frase, que o solicitante deve fornecer para provar sua identidade."

#. (itstool) path: glossentry/glossterm
#: article.translate.xml:252
msgid "transaction"
msgstr "transação"

#. (itstool) path: glossdef/para
#: article.translate.xml:254
msgid ""
"A sequence of requests from the same applicant to the same instance of the "
"same server, beginning with authentication and session set-up and ending "
"with session tear-down."
msgstr ""
"Uma sequência de solicitações do mesmo requerente para a mesma instância do "
"mesmo servidor, começando com a configuração de autenticação e sessão e "
"terminando com a desmontagem da sessão."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-usage-examples.title
#: article.translate.xml:264
msgid "Usage examples"
msgstr "Exemplos de uso"

#. (itstool) path: section/para
#: article.translate.xml:266
msgid ""
"This section aims to illustrate the meanings of some of the terms defined "
"above by way of a handful of simple examples."
msgstr ""
"Esta seção tem como objetivo ilustrar os significados de alguns dos termos "
"definidos acima por meio de alguns exemplos simples."

#. (itstool) path: section/title
#: article.translate.xml:271
msgid "Client and server are one"
msgstr "O cliente e o servidor são um"

#. (itstool) path: section/para
#: article.translate.xml:273
msgid ""
"This simple example shows <literal>alice</literal> "
"<citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry>'ing to <literal>root</literal>."
msgstr ""
"Este exemplo simples mostra <literal>alice</literal> usando <citerefentry> "
"<refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></citerefentry> "
"para se tornar <literal>root</literal>."

#. (itstool) path: section/screen
#: article.translate.xml:276
#, no-wrap
msgid ""
"<prompt>%</prompt> <userinput>whoami</userinput>\n"
"alice\n"
"<prompt>%</prompt> <userinput>ls -l `which su`</userinput>\n"
"-r-sr-xr-x  1 root  wheel  10744 Dec  6 19:06 /usr/bin/su\n"
"<prompt>%</prompt> <userinput>su -</userinput>\n"
"Password: <userinput>xi3kiune</userinput>\n"
"<prompt>#</prompt> whoami\n"
"root\n"
msgstr ""
"<prompt>%</prompt> <userinput>whoami</userinput>\n"
"alice\n"
"<prompt>%</prompt> <userinput>ls -l `which su`</userinput>\n"
"-r-sr-xr-x  1 root  wheel  10744 Dec  6 19:06 /usr/bin/su\n"
"<prompt>%</prompt> <userinput>su -</userinput>\n"
"Password: <userinput>xi3kiune</userinput>\n"
"<prompt>#</prompt> whoami\n"
"root\n"

#. (itstool) path: listitem/para
#: article.translate.xml:288
msgid "The applicant is <literal>alice</literal>."
msgstr "O requerente é <literal>alice</literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:291
msgid "The account is <literal>root</literal>."
msgstr "A conta é <literal>root</literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:294
msgid ""
"The <citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> process is both client and server."
msgstr ""
"O processo <citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</"
"manvolnum></citerefentry> é ao mesmo tempo, o cliente e o servidor."

#. (itstool) path: listitem/para
#: article.translate.xml:298
msgid "The authentication token is <literal>xi3kiune</literal>."
msgstr "O token de autenticação é <literal>xi3kiune</literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:302
msgid ""
"The arbitrator is <literal>root</literal>, which is why "
"<citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> is setuid <literal>root</literal>."
msgstr ""
"O mediador é <literal>root</literal>, e é por isso que "
"<citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> possui setuid para <literal>root</literal>."

#. (itstool) path: section/title
#: article.translate.xml:309
msgid "Client and server are separate"
msgstr "O cliente e o servidor são separados"

#. (itstool) path: section/para
#: article.translate.xml:311
msgid ""
"The example below shows <literal>eve</literal> try to initiate an "
"<citerefentry><refentrytitle>ssh</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> connection to <literal>login.example.com</literal>, ask to log "
"in as <literal>bob</literal>, and succeed. Bob should have chosen a better "
"password!"
msgstr ""
"O exemplo abaixo mostra <literal>eve</literal> tentar iniciar uma conexão "
"<citerefentry><refentrytitle>ssh</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> com <literal>login.example.com</literal>, solicitar para "
"efetuar login como <literal>bob</literal> e ter exito. Bob deveria ter "
"escolhido uma senha melhor!"

#. (itstool) path: section/screen
#: article.translate.xml:317
#, no-wrap
msgid ""
"<prompt>%</prompt> <userinput>whoami</userinput>\n"
"eve\n"
"<prompt>%</prompt> <userinput>ssh bob@login.example.com</userinput>\n"
"bob@login.example.com's password: <userinput>god</userinput>\n"
"Last login: Thu Oct 11 09:52:57 2001 from 192.168.0.1\n"
"Copyright (c) 1980, 1983, 1986, 1988, 1990, 1991, 1993, 1994\n"
"\tThe Regents of the University of California.  All rights reserved.\n"
"FreeBSD 4.4-STABLE (LOGIN) #4: Tue Nov 27 18:10:34 PST 2001\n"
"\n"
"Welcome to FreeBSD!\n"
"<prompt>%</prompt>"
msgstr ""
"<prompt>%</prompt> <userinput>whoami</userinput>\n"
"eve\n"
"<prompt>%</prompt> <userinput>ssh bob@login.example.com</userinput>\n"
"bob@login.example.com's password: <userinput>god</userinput>\n"
"Last login: Thu Oct 11 09:52:57 2001 from 192.168.0.1\n"
"Copyright (c) 1980, 1983, 1986, 1988, 1990, 1991, 1993, 1994\n"
"\tThe Regents of the University of California.  All rights reserved.\n"
"FreeBSD 4.4-STABLE (LOGIN) #4: Tue Nov 27 18:10:34 PST 2001\n"
"\n"
"Welcome to FreeBSD!\n"
"<prompt>%</prompt>"

#. (itstool) path: listitem/para
#: article.translate.xml:331
msgid "The applicant is <literal>eve</literal>."
msgstr "O requerente é <literal>eve</literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:334
msgid ""
"The client is Eve's <citerefentry><refentrytitle>ssh</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry> process."
msgstr ""
"O cliente é o processo <citerefentry><refentrytitle>ssh</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry> de Eve."

#. (itstool) path: listitem/para
#: article.translate.xml:337
msgid ""
"The server is the <citerefentry><refentrytitle>sshd</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> process on "
"<literal>login.example.com</literal>"
msgstr ""
"O servidor é o processo <citerefentry><refentrytitle>sshd</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> em <literal>login."
"example.com</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:341
msgid "The account is <literal>bob</literal>."
msgstr "A conta é <literal>bob</literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:344
msgid "The authentication token is <literal>god</literal>."
msgstr "O token de autenticação é <literal>god</literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:348
msgid ""
"Although this is not shown in this example, the arbitrator is <literal>root</"
"literal>."
msgstr ""
"Embora isso não seja mostrado neste exemplo, o mediador é <literal>root</"
"literal>."

#. (itstool) path: section/title
#: article.translate.xml:355
msgid "Sample policy"
msgstr "Exemplo de política"

#. (itstool) path: section/para
#: article.translate.xml:357
msgid "The following is FreeBSD's default policy for <literal>sshd</literal>:"
msgstr "A seguir, a política padrão do FreeBSD para <literal>sshd</literal>:"

#. (itstool) path: section/programlisting
#: article.translate.xml:360
#, no-wrap
msgid ""
"sshd\tauth\t\trequired\tpam_nologin.so\tno_warn\n"
"sshd\tauth\t\trequired\tpam_unix.so\tno_warn try_first_pass\n"
"sshd\taccount\t\trequired\tpam_login_access.so\n"
"sshd\taccount\t\trequired\tpam_unix.so\n"
"sshd\tsession\t\trequired\tpam_lastlog.so\tno_fail\n"
"sshd\tpassword\trequired\tpam_permit.so"
msgstr ""
"sshd\tauth\t\trequired\tpam_nologin.so\tno_warn\n"
"sshd\tauth\t\trequired\tpam_unix.so\tno_warn try_first_pass\n"
"sshd\taccount\t\trequired\tpam_login_access.so\n"
"sshd\taccount\t\trequired\tpam_unix.so\n"
"sshd\tsession\t\trequired\tpam_lastlog.so\tno_fail\n"
"sshd\tpassword\trequired\tpam_permit.so"

#. (itstool) path: listitem/para
#: article.translate.xml:369
msgid ""
"This policy applies to the <literal>sshd</literal> service (which is not "
"necessarily restricted to the <citerefentry><refentrytitle>sshd</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> server.)"
msgstr ""
"Esta política se aplica ao serviço <literal>sshd</literal> (que não é "
"necessariamente restrito ao servidor <citerefentry><refentrytitle>sshd</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>)."

#. (itstool) path: listitem/para
#: article.translate.xml:374
msgid ""
"<literal>auth</literal>, <literal>account</literal>, <literal>session</"
"literal> and <literal>password</literal> are facilities."
msgstr ""
"<literal>auth</literal>, <literal>account</literal>, <literal>session</"
"literal> e <literal>password</literal> são recursos."

#. (itstool) path: listitem/para
#: article.translate.xml:379
msgid ""
"<filename>pam_nologin.so</filename>, <filename>pam_unix.so</filename>, "
"<filename>pam_login_access.so</filename>, <filename>pam_lastlog.so</"
"filename> and <filename>pam_permit.so</filename> are modules. It is clear "
"from this example that <filename>pam_unix.so</filename> provides at least "
"two facilities (authentication and account management.)"
msgstr ""
"<filename>pam_nologin.so</filename>, <filename>pam_unix.so</filename>, "
"<filename>pam_login_access.so</filename>, <filename>pam_lastlog.so</"
"filename> e <filename>pam_permit.so</filename> são módulos. Fica claro neste "
"exemplo que o <filename>pam_unix.so</filename> fornece pelo menos dois "
"recursos (autenticação e gerenciamento de conta)."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-essentials.title
#: article.translate.xml:403
msgid "PAM Essentials"
msgstr "PAM Essencial"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-facilities-primitives.title
#: article.translate.xml:406
msgid "Facilities and primitives"
msgstr "Recursos e primitivos"

#. (itstool) path: section/para
#: article.translate.xml:409
msgid ""
"The PAM API offers six different authentication primitives grouped in four "
"facilities, which are described below."
msgstr ""
"A API do PAM oferece seis primitivas de autenticação diferentes agrupadas em "
"quatro recursos, descritos abaixo."

#. (itstool) path: varlistentry/term
#: article.translate.xml:414
msgid "<literal>auth</literal>"
msgstr "<literal>auth</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:416
msgid ""
"<emphasis>Authentication.</emphasis> This facility concerns itself with "
"authenticating the applicant and establishing the account credentials. It "
"provides two primitives:"
msgstr ""
"<emphasis>Autenticação.</emphasis> Este recurso se preocupa em autenticar o "
"requerente e estabelecer as credenciais da conta. Ele fornece duas "
"primitivas:"

#. (itstool) path: listitem/para
#: article.translate.xml:423
msgid ""
"<citerefentry><refentrytitle>pam_authenticate</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> authenticates the applicant, usually by requesting "
"an authentication token and comparing it with a value stored in a database "
"or obtained from an authentication server."
msgstr ""
"<citerefentry><refentrytitle>pam_authenticate</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> autentica o requerente, geralmente solicitando um "
"token de autenticação e comparando-o com um valor armazenado em um banco de "
"dados ou obtido de um servidor de autenticação."

#. (itstool) path: listitem/para
#: article.translate.xml:431
msgid ""
"<citerefentry><refentrytitle>pam_setcred</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> establishes account credentials such as user ID, "
"group membership and resource limits."
msgstr ""
"<citerefentry><refentrytitle>pam_setcred</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> estabelece credenciais de conta, como ID de "
"usuário, associação de grupo e limites de recursos."

#. (itstool) path: varlistentry/term
#: article.translate.xml:440
msgid "<literal>account</literal>"
msgstr "<literal>account</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:442
msgid ""
"<emphasis>Account management.</emphasis> This facility handles non-"
"authentication-related issues of account availability, such as access "
"restrictions based on the time of day or the server's work load. It provides "
"a single primitive:"
msgstr ""
"<emphasis>Gerenciamento de contas.</emphasis> Esse recurso lida com "
"problemas de disponibilidade de conta não relacionados à autenticação, como "
"restrições de acesso com base na hora do dia ou na carga de trabalho do "
"servidor. Ele fornece uma única primitiva:"

#. (itstool) path: listitem/para
#: article.translate.xml:450
msgid ""
"<citerefentry><refentrytitle>pam_acct_mgmt</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> verifies that the requested account is available."
msgstr ""
"<citerefentry><refentrytitle>pam_acct_mgmt</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> verifica se a conta solicitada está disponível."

#. (itstool) path: varlistentry/term
#: article.translate.xml:458
msgid "<literal>session</literal>"
msgstr "<literal>session</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:460
msgid ""
"<emphasis>Session management.</emphasis> This facility handles tasks "
"associated with session set-up and tear-down, such as login accounting. It "
"provides two primitives:"
msgstr ""
"<emphasis>Gerenciamento de sessão.</emphasis> Esse recurso lida com tarefas "
"associadas à configuração e desmontagem da sessão, como a contabilização de "
"login. Ele fornece duas primitivas:"

#. (itstool) path: listitem/para
#: article.translate.xml:467
msgid ""
"<citerefentry><refentrytitle>pam_open_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> performs tasks associated with session set-up: add "
"an entry in the <filename>utmp</filename> and <filename>wtmp</filename> "
"databases, start an SSH agent, etc."
msgstr ""
"<citerefentry><refentrytitle>pam_open_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> executa tarefas associadas à configuração da "
"sessão: adiciona uma entrada nos bancos de dados <filename>utmp</filename> e "
"<filename>wtmp</filename>, inicia um agente SSH, etc."

#. (itstool) path: listitem/para
#: article.translate.xml:475
msgid ""
"<citerefentry><refentrytitle>pam_close_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> performs tasks associated with session tear-down: "
"add an entry in the <filename>utmp</filename> and <filename>wtmp</filename> "
"databases, stop the SSH agent, etc."
msgstr ""
"<citerefentry><refentrytitle>pam_close_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> executa tarefas associadas à desmontagem da "
"sessão: adiciona uma entrada nos bancos de dados <filename>utmp</filename> e "
"<filename>wtmp</filename>, pare o agente SSH, etc."

#. (itstool) path: varlistentry/term
#: article.translate.xml:486
msgid "<literal>password</literal>"
msgstr "<literal>password</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:488
msgid ""
"<emphasis>Password management.</emphasis> This facility is used to change "
"the authentication token associated with an account, either because it has "
"expired or because the user wishes to change it. It provides a single "
"primitive:"
msgstr ""
"<emphasis>Gerenciamento de senhas.</emphasis> Esse recurso é usado para "
"alterar o token de autenticação associado a uma conta, porque expirou ou "
"porque o usuário deseja alterá-lo. Ele fornece uma única primitiva:"

#. (itstool) path: listitem/para
#: article.translate.xml:496
msgid ""
"<citerefentry><refentrytitle>pam_chauthtok</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> changes the authentication token, optionally "
"verifying that it is sufficiently hard to guess, has not been used "
"previously, etc."
msgstr ""
"<citerefentry><refentrytitle>pam_chauthtok</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> altera o token de autenticação, opcionalmente, "
"verificando se é suficientemente difícil de adivinhar, se não foi usado "
"anteriormente etc."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules.title
#: article.translate.xml:509
msgid "Modules"
msgstr "Módulos"

#. (itstool) path: section/para
#: article.translate.xml:511
msgid ""
"Modules are a very central concept in PAM; after all, they are the <quote>M</"
"quote> in <quote>PAM</quote>. A PAM module is a self-contained piece of "
"program code that implements the primitives in one or more facilities for "
"one particular mechanism; possible mechanisms for the authentication "
"facility, for instance, include the <trademark class=\"registered\">UNIX</"
"trademark> password database, NIS, LDAP and Radius."
msgstr ""
"Módulos são um conceito muito central no PAM; afinal, eles são os <quote>M</"
"quote> no <quote>PAM</quote>. Um módulo PAM é um código de programa "
"autocontido que implementa as primitivas em uma ou mais instalações para um "
"mecanismo específico; possíveis mecanismos para o recurso de autenticação, "
"por exemplo, incluem os bancos de dados de senhas <trademark class="
"\"registered\">UNIX</trademark>, NIS, LDAP e Radius."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-module-naming.title
#: article.translate.xml:520
msgid "Module Naming"
msgstr "Nomeação de Módulos"

#. (itstool) path: section/para
#: article.translate.xml:522
msgid ""
"FreeBSD implements each mechanism in a single module, named "
"<literal>pam_<replaceable>mechanism</replaceable>.so</literal> (for "
"instance, <literal>pam_unix.so</literal> for the <trademark class="
"\"registered\">UNIX</trademark> mechanism.) Other implementations sometimes "
"have separate modules for separate facilities, and include the facility name "
"as well as the mechanism name in the module name. To name one example, "
"<trademark>Solaris</trademark> has a <literal>pam_dial_auth.so.1</literal> "
"module which is commonly used to authenticate dialup users."
msgstr ""
"O FreeBSD implementa cada mecanismo em um único módulo, chamado "
"<literal>pam_<replaceable>mechanism</replaceable>.so</literal> (por exemplo, "
"<literal>pam_unix.so</literal> para o mecanismo <trademark class=\"registered"
"\">UNIX</trademark>. Outras implementações às vezes possuem módulos "
"separados para instalações separadas e incluem o nome do recurso, bem como o "
"nome do mecanismo no nome do módulo. Para citar um exemplo, "
"<trademark>Solaris</trademark> tem um módulo <literal>pam_dial_auth.so.1</"
"literal> que é comumente usado para autenticar usuários de conexões discadas."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-module-versioning.title
#: article.translate.xml:535
msgid "Module Versioning"
msgstr "Versionando Módulos"

#. (itstool) path: section/para
#: article.translate.xml:537
msgid ""
"FreeBSD's original PAM implementation, based on Linux-PAM, did not use "
"version numbers for PAM modules. This would commonly cause problems with "
"legacy applications, which might be linked against older versions of the "
"system libraries, as there was no way to load a matching version of the "
"required modules."
msgstr ""
"A implementação original do PAM no FreeBSD, baseada no Linux-PAM, não "
"utilizou números de versão para os módulos PAM. Isso normalmente causaria "
"problemas com aplicativos legados, que poderiam estar vinculados a versões "
"mais antigas das bibliotecas do sistema, pois não havia como carregar uma "
"versão correspondente dos módulos necessários."

#. (itstool) path: section/para
#: article.translate.xml:544
msgid ""
"OpenPAM, on the other hand, looks for modules that have the same version "
"number as the PAM library (currently 2), and only falls back to an "
"unversioned module if no versioned module could be loaded. Thus legacy "
"modules can be provided for legacy applications, while allowing new (or "
"newly built) applications to take advantage of the most recent modules."
msgstr ""
"O OpenPAM, por outro lado, procura por módulos que possuam o mesmo número de "
"versão que a biblioteca PAM (atualmente 2), e só retorna a um módulo não "
"versionado se nenhum módulo versionado puder ser carregado. Assim, os "
"módulos legados podem ser fornecidos para aplicativos legados, permitindo "
"que novos aplicativos (ou recém-construídos) aproveitem os módulos mais "
"recentes."

#. (itstool) path: section/para
#: article.translate.xml:552
msgid ""
"Although <trademark>Solaris</trademark> PAM modules commonly have a version "
"number, they are not truly versioned, because the number is a part of the "
"module name and must be included in the configuration."
msgstr ""
"Embora os módulos PAM do <trademark>Solaris</trademark> normalmente tenham "
"um número de versão, eles não são realmente versionados, porque o número é "
"uma parte do nome do módulo e deve ser incluído na configuração."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-chains-policies.title
#: article.translate.xml:560
msgid "Chains and policies"
msgstr "Chains e Políticas"

#. (itstool) path: section/para
#: article.translate.xml:563
msgid ""
"When a server initiates a PAM transaction, the PAM library tries to load a "
"policy for the service specified in the "
"<citerefentry><refentrytitle>pam_start</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> call. The policy specifies how authentication "
"requests should be processed, and is defined in a configuration file. This "
"is the other central concept in PAM: the possibility for the admin to tune "
"the system security policy (in the wider sense of the word) simply by "
"editing a text file."
msgstr ""
"Quando um servidor inicia uma transação PAM, a biblioteca PAM tenta carregar "
"uma política para o serviço especificado na chamada "
"<citerefentry><refentrytitle>pam_start</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry>. A política especifica como as solicitações de "
"autenticação devem ser processadas e definidas em um arquivo de "
"configuração. Este é o outro conceito central no PAM: a possibilidade de o "
"administrador ajustar a política de segurança do sistema (no sentido mais "
"amplo da palavra) simplesmente editando um arquivo de texto."

#. (itstool) path: section/para
#: article.translate.xml:572
msgid ""
"A policy consists of four chains, one for each of the four PAM facilities. "
"Each chain is a sequence of configuration statements, each specifying a "
"module to invoke, some (optional) parameters to pass to the module, and a "
"control flag that describes how to interpret the return code from the module."
msgstr ""
"Uma política consiste em quatro cadeias, uma para cada uma dos quatro "
"recursos do PAM. Cada chain é uma sequência de instruções de configuração, "
"cada uma especificando um módulo para invocar, alguns parâmetros (opcionais) "
"para passar para o módulo e um sinalizador de controle que descreve como "
"interpretar o código de retorno do módulo."

#. (itstool) path: section/para
#: article.translate.xml:579
msgid ""
"Understanding the control flags is essential to understanding PAM "
"configuration files. There are four different control flags:"
msgstr ""
"Entender os sinalizadores de controle é essencial para entender os arquivos "
"de configuração do PAM. Existem quatro diferentes flags de controle:"

#. (itstool) path: varlistentry/term
#: article.translate.xml:585
msgid "<literal>binding</literal>"
msgstr "<literal>binding</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:587
msgid ""
"If the module succeeds and no earlier module in the chain has failed, the "
"chain is immediately terminated and the request is granted. If the module "
"fails, the rest of the chain is executed, but the request is ultimately "
"denied."
msgstr ""
"Se o módulo tiver exito e nenhum módulo anterior na chain tiver falhado, a "
"chain será encerrada imediatamente e a solicitação será concedida. Se o "
"módulo falhar, o resto da chain é executado, mas a solicitação é negada no "
"final."

#. (itstool) path: listitem/para
#: article.translate.xml:593
msgid ""
"This control flag was introduced by Sun in <trademark>Solaris</trademark> 9 "
"(<trademark>SunOS</trademark> 5.9), and is also supported by OpenPAM."
msgstr ""
"Esta flag de controle foi introduzida pela Sun no <trademark>Solaris</"
"trademark>9 (<trademark>SunOS</trademark> 5.9), e também é suportado pelo "
"OpenPAM."

#. (itstool) path: varlistentry/term
#: article.translate.xml:599
msgid "<literal>required</literal>"
msgstr "<literal>required</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:601
msgid ""
"If the module succeeds, the rest of the chain is executed, and the request "
"is granted unless some other module fails. If the module fails, the rest of "
"the chain is also executed, but the request is ultimately denied."
msgstr ""
"Se o módulo tiver exito, o restante da chain será executada e a solicitação "
"será concedida, a menos que algum outro módulo falhe. Se o módulo falhar, o "
"restante da chain também será executado, mas a solicitação será negada no "
"final."

#. (itstool) path: varlistentry/term
#: article.translate.xml:610
msgid "<literal>requisite</literal>"
msgstr "<literal>requisite</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:612
msgid ""
"If the module succeeds, the rest of the chain is executed, and the request "
"is granted unless some other module fails. If the module fails, the chain is "
"immediately terminated and the request is denied."
msgstr ""
"Se o módulo for tiver exito, o restante da chain será executado e a "
"solicitação será concedida, a menos que algum outro módulo falhe. Se o "
"módulo falhar, a chain será encerrada imediatamente e a solicitação será "
"negada."

#. (itstool) path: varlistentry/term
#: article.translate.xml:620
msgid "<literal>sufficient</literal>"
msgstr "<literal>sufficient</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:622
msgid ""
"If the module succeeds and no earlier module in the chain has failed, the "
"chain is immediately terminated and the request is granted. If the module "
"fails, the module is ignored and the rest of the chain is executed."
msgstr ""
"Se o módulo tiver exito e nenhum módulo anterior na chain tiver falhado, a "
"chain será encerrada imediatamente e a solicitação será concedida. Se o "
"módulo falhar, o módulo será ignorado e o resto da chain será executado."

#. (itstool) path: listitem/para
#: article.translate.xml:628
msgid ""
"As the semantics of this flag may be somewhat confusing, especially when it "
"is used for the last module in a chain, it is recommended that the "
"<literal>binding</literal> control flag be used instead if the "
"implementation supports it."
msgstr ""
"Como a semântica dessa flag pode ser um pouco confusa, especialmente quando "
"ela é usada para o último módulo em uma chain, é recomendado que a flag de "
"controle <literal>binding</literal> seja usada em seu lugar, se a "
"implementação o suportar."

#. (itstool) path: varlistentry/term
#: article.translate.xml:637
msgid "<literal>optional</literal>"
msgstr "<literal>optional</literal>"

#. (itstool) path: listitem/para
#: article.translate.xml:639
msgid ""
"The module is executed, but its result is ignored. If all modules in a chain "
"are marked <literal>optional</literal>, all requests will always be granted."
msgstr ""
"O módulo é executado, mas seu resultado é ignorado. Se todos os módulos em "
"uma chain estiverem marcados como <literal>optional</literal>, todas as "
"solicitações serão sempre concedidas."

#. (itstool) path: section/para
#: article.translate.xml:647
msgid ""
"When a server invokes one of the six PAM primitives, PAM retrieves the chain "
"for the facility the primitive belongs to, and invokes each of the modules "
"listed in the chain, in the order they are listed, until it reaches the end, "
"or determines that no further processing is necessary (either because a "
"<literal>binding</literal> or <literal>sufficient</literal> module "
"succeeded, or because a <literal>requisite</literal> module failed.) The "
"request is granted if and only if at least one module was invoked, and all "
"non-optional modules succeeded."
msgstr ""
"Quando um servidor invoca uma das seis primitivas PAM, o PAM recupera a "
"chain para o recurso ao qual a primitiva pertence, e invoca cada um dos "
"módulos listados na chain, na ordem em que estão listados, até chegar ao fim "
"ou determina que nenhum processamento adicional é necessário (porque um "
"módulo <literal>binding</literal> ou <literal>sufficient</literal> teve "
"exito, ou porque um módulo <literal>requisite</literal> falhou.) O pedido é "
"concedido se e somente se pelo menos um módulo foi chamado e todos os "
"módulos não opcionais tiveram exito."

#. (itstool) path: section/para
#: article.translate.xml:658
msgid ""
"Note that it is possible, though not very common, to have the same module "
"listed several times in the same chain. For instance, a module that looks up "
"user names and passwords in a directory server could be invoked multiple "
"times with different parameters specifying different directory servers to "
"contact. PAM treat different occurrences of the same module in the same "
"chain as different, unrelated modules."
msgstr ""
"Note que é possível, embora não muito comum, ter o mesmo módulo listado "
"várias vezes na mesma chain. Por exemplo, um módulo que procura nomes de "
"usuário e senhas em um servidor de diretório pode ser chamado várias vezes "
"com parâmetros diferentes, especificando diferentes servidores de diretórios "
"para contato. O PAM trata diferentes ocorrências do mesmo módulo na mesma "
"chain de módulos diferentes e não relacionados."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-transactions.title
#: article.translate.xml:668
msgid "Transactions"
msgstr "Transações"

#. (itstool) path: section/para
#: article.translate.xml:670
msgid ""
"The lifecycle of a typical PAM transaction is described below. Note that if "
"any of these steps fails, the server should report a suitable error message "
"to the client and abort the transaction."
msgstr ""
"O ciclo de vida de uma transação típica do PAM é descrito abaixo. Observe "
"que, se qualquer uma dessas etapas falhar, o servidor deverá informar uma "
"mensagem de erro adequada ao cliente e anular a transação."

#. (itstool) path: listitem/para
#: article.translate.xml:677
msgid ""
"If necessary, the server obtains arbitrator credentials through a mechanism "
"independent of PAM—most commonly by virtue of having been started by "
"<literal>root</literal>, or of being setuid <literal>root</literal>."
msgstr ""
"Se necessário, o servidor obtém as credenciais do mediador por meio de um "
"mecanismo independente do PAM - mais comumente em virtude de ter sido "
"iniciado por <literal>root</literal> ou de ser setuid <literal>root</"
"literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:685
msgid ""
"The server calls <citerefentry><refentrytitle>pam_start</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> to initialize the PAM "
"library and specify its service name and the target account, and register a "
"suitable conversation function."
msgstr ""
"O servidor chama <citerefentry><refentrytitle>pam_start</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> para inicializar a "
"biblioteca PAM, especificar seu nome de serviço e a conta de destino e "
"registrar uma função de conversação adequada."

#. (itstool) path: listitem/para
#: article.translate.xml:692
msgid ""
"The server obtains various information relating to the transaction (such as "
"the applicant's user name and the name of the host the client runs on) and "
"submits it to PAM using <citerefentry><refentrytitle>pam_set_item</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry>."
msgstr ""
"O servidor obtém várias informações relacionadas à transação (como o nome de "
"usuário do requerente e o nome do host no qual o cliente é executado) e o "
"envia ao PAM usando <citerefentry><refentrytitle>pam_set_item</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry>."

#. (itstool) path: listitem/para
#: article.translate.xml:699
msgid ""
"The server calls <citerefentry><refentrytitle>pam_authenticate</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> to authenticate the "
"applicant."
msgstr ""
"O servidor chama <citerefentry><refentrytitle>pam_authenticate</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> para autenticar o "
"requerente."

#. (itstool) path: listitem/para
#: article.translate.xml:704
msgid ""
"The server calls <citerefentry><refentrytitle>pam_acct_mgmt</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> to verify that the "
"requested account is available and valid. If the password is correct but has "
"expired, <citerefentry><refentrytitle>pam_acct_mgmt</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> will return "
"<literal>PAM_NEW_AUTHTOK_REQD</literal> instead of <literal>PAM_SUCCESS</"
"literal>."
msgstr ""
"O servidor chama <citerefentry><refentrytitle>pam_acct_mgmt</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> para verificar se a "
"conta solicitada está disponível e é válida. Se a senha estiver correta mas "
"expirar, <citerefentry><refentrytitle>pam_acct_mgmt</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> retornará "
"<literal>PAM_NEW_AUTHTOK_REQD</literal> em vez de <literal>PAM_SUCCESS</"
"literal>."

#. (itstool) path: listitem/para
#: article.translate.xml:712
msgid ""
"If the previous step returned <literal>PAM_NEW_AUTHTOK_REQD</literal>, the "
"server now calls <citerefentry><refentrytitle>pam_chauthtok</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> to force the client to "
"change the authentication token for the requested account."
msgstr ""
"Se a etapa anterior retornasse <literal>PAM_NEW_AUTHTOK_REQD</literal>, o "
"servidor agora chamaria <citerefentry><refentrytitle>pam_chauthtok</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> para forçar o cliente "
"a alterar o token de autenticação para a conta solicitada."

#. (itstool) path: listitem/para
#: article.translate.xml:719
msgid ""
"Now that the applicant has been properly authenticated, the server calls "
"<citerefentry><refentrytitle>pam_setcred</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> to establish the credentials of the requested "
"account. It is able to do this because it acts on behalf of the arbitrator, "
"and holds the arbitrator's credentials."
msgstr ""
"Agora que o requerente foi devidamente autenticado, o servidor chama "
"<citerefentry><refentrytitle>pam_setcred</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> para estabelecer as credenciais da conta "
"solicitada. É capaz de fazer isso porque age em nome do mediador e possui as "
"credenciais do madiador."

#. (itstool) path: listitem/para
#: article.translate.xml:727
msgid ""
"Once the correct credentials have been established, the server calls "
"<citerefentry><refentrytitle>pam_open_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> to set up the session."
msgstr ""
"Depois que as credenciais corretas forem estabelecidas, o servidor chamará "
"<citerefentry><refentrytitle>pam_open_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> para configurar a sessão."

#. (itstool) path: listitem/para
#: article.translate.xml:733
msgid ""
"The server now performs whatever service the client requested—for instance, "
"provide the applicant with a shell."
msgstr ""
"O servidor agora executa qualquer serviço solicitado pelo cliente - por "
"exemplo, fornecer ao requerente um shell."

#. (itstool) path: listitem/para
#: article.translate.xml:739
msgid ""
"Once the server is done serving the client, it calls "
"<citerefentry><refentrytitle>pam_close_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> to tear down the session."
msgstr ""
"Quando o servidor terminar de atender ao cliente, ele chamará "
"<citerefentry><refentrytitle>pam_close_session</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> para derrubar a sessão."

#. (itstool) path: listitem/para
#: article.translate.xml:744
msgid ""
"Finally, the server calls <citerefentry><refentrytitle>pam_end</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> to notify the PAM "
"library that it is done and that it can release whatever resources it has "
"allocated in the course of the transaction."
msgstr ""
"Finalmente, o servidor chama <citerefentry><refentrytitle>pam_end</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> para notificar a "
"biblioteca PAM que ela esta pronta e que pode liberar quaisquer recursos "
"alocados no curso da transação."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-config.title
#: article.translate.xml:754
msgid "PAM Configuration"
msgstr "Configuração do PAM"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-config-file.title
#: article.translate.xml:757
msgid "PAM policy files"
msgstr "Arquivos de política do PAM"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-config-pam.conf.title
#: article.translate.xml:760
msgid "The <filename>/etc/pam.conf</filename> file"
msgstr "O arquivo <filename>/etc/pam.conf</filename>"

#. (itstool) path: section/para
#: article.translate.xml:763
msgid ""
"The traditional PAM policy file is <filename>/etc/pam.conf</filename>. This "
"file contains all the PAM policies for your system. Each line of the file "
"describes one step in a chain, as shown below:"
msgstr ""
"O arquivo de política tradicional do PAM é <filename>/etc/pam.conf</"
"filename>. Este arquivo contém todas as políticas do PAM para o seu sistema. "
"Cada linha do arquivo descreve uma etapa em uma chain, conforme mostrado "
"abaixo:"

#. (itstool) path: section/programlisting
#: article.translate.xml:768
#, no-wrap
msgid "login   auth    required        pam_nologin.so  no_warn"
msgstr "login   auth    required        pam_nologin.so  no_warn"

#. (itstool) path: section/para
#: article.translate.xml:770
msgid ""
"The fields are, in order: service name, facility name, control flag, module "
"name, and module arguments. Any additional fields are interpreted as "
"additional module arguments."
msgstr ""
"Os campos estão, na ordem: nome do serviço, nome do recurso, flag de "
"controle, nome do módulo e argumentos do módulo. Quaisquer campos adicionais "
"são interpretados como argumentos adicionais do módulo."

#. (itstool) path: section/para
#: article.translate.xml:775
msgid ""
"A separate chain is constructed for each service / facility pair, so while "
"the order in which lines for the same service and facility appear is "
"significant, the order in which the individual services and facilities are "
"listed is not. The examples in the original PAM paper grouped configuration "
"lines by facility, and the <trademark>Solaris</trademark> stock "
"<filename>pam.conf</filename> still does that, but FreeBSD's stock "
"configuration groups configuration lines by service. Either way is fine; "
"either way makes equal sense."
msgstr ""
"Uma chain separada é construída para cada par de serviço/recurso, portanto, "
"embora a ordem na qual as linhas para o mesmo serviço e recurso apareçam "
"seja significativa, a ordem na qual os serviços e recursos individuais são "
"listados não é. Os exemplos no artigo original do PAM agruparam as linhas de "
"configuração por recurso, e o suporte do <trademark>Solaris</trademark> ao "
"<filename>pam.conf</filename> ainda faz isso, mas a configuração de ações do "
"FreeBSD configura as linhas por serviço. De qualquer maneira está bem; De "
"qualquer forma, faz o mesmo sentido."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-config-pam.d.title
#: article.translate.xml:787
msgid "The <filename>/etc/pam.d</filename> directory"
msgstr "O diretório <filename>/etc/pam.d</filename>"

#. (itstool) path: section/para
#: article.translate.xml:790
msgid ""
"OpenPAM and Linux-PAM support an alternate configuration mechanism, which is "
"the preferred mechanism in FreeBSD. In this scheme, each policy is contained "
"in a separate file bearing the name of the service it applies to. These "
"files are stored in <filename>/etc/pam.d/</filename>."
msgstr ""
"O OpenPAM e o Linux-PAM suportam um mecanismo de configuração alternativo, "
"que é o mecanismo preferido no FreeBSD. Neste esquema, cada política está "
"contida em um arquivo separado com o nome do serviço ao qual se aplica. "
"Esses arquivos são armazenados em <filename>/etc/pam.d/</filename>."

#. (itstool) path: section/para
#: article.translate.xml:796
msgid ""
"These per-service policy files have only four fields instead of "
"<filename>pam.conf</filename>'s five: the service name field is omitted. "
"Thus, instead of the sample <filename>pam.conf</filename> line from the "
"previous section, one would have the following line in <filename>/etc/pam.d/"
"login</filename>:"
msgstr ""
"Esses arquivos de políticas por serviço possuem apenas quatro campos, em vez "
"de cinco no <filename>pam.conf</filename>: o campo nome do serviço é "
"omitido. Assim, em vez da linha de exemplo no <filename>pam.conf</filename> "
"da seção anterior, a seguinte linha deve estar em <filename>/etc/pam.d/"
"login</filename>:"

#. (itstool) path: section/programlisting
#: article.translate.xml:803
#, no-wrap
msgid "auth    required        pam_nologin.so  no_warn"
msgstr "auth    required        pam_nologin.so  no_warn"

#. (itstool) path: section/para
#: article.translate.xml:805
msgid ""
"As a consequence of this simplified syntax, it is possible to use the same "
"policy for multiple services by linking each service name to a same policy "
"file. For instance, to use the same policy for the <literal>su</literal> and "
"<literal>sudo</literal> services, one could do as follows:"
msgstr ""
"Como consequência dessa sintaxe simplificada, é possível usar a mesma "
"política para vários serviços vinculando cada nome de serviço a um mesmo "
"arquivo de política. Por exemplo, para usar a mesma política para os "
"serviços <literal>su</literal> e <literal>sudo</literal>, pode-se fazer o "
"seguinte:"

#. (itstool) path: section/screen
#: article.translate.xml:812
#, no-wrap
msgid ""
"<prompt>#</prompt> <userinput>cd /etc/pam.d</userinput>\n"
"<prompt>#</prompt> <userinput>ln -s su sudo</userinput>"
msgstr ""
"<prompt>#</prompt> <userinput>cd /etc/pam.d</userinput>\n"
"<prompt>#</prompt> <userinput>ln -s su sudo</userinput>"

#. (itstool) path: section/para
#: article.translate.xml:815
msgid ""
"This works because the service name is determined from the file name rather "
"than specified in the policy file, so the same file can be used for multiple "
"differently-named services."
msgstr ""
"Isso funciona porque o nome do serviço é determinado a partir do nome do "
"arquivo em vez de ser especificado no arquivo de políticas, portanto, o "
"mesmo arquivo pode ser usado para vários serviços com nomes diferentes."

#. (itstool) path: section/para
#: article.translate.xml:820
msgid ""
"Since each service's policy is stored in a separate file, the <filename>pam."
"d</filename> mechanism also makes it very easy to install additional "
"policies for third-party software packages."
msgstr ""
"Como a política de cada serviço é armazenada em um arquivo separado, o "
"mecanismo <filename>pam.d</filename> também facilita a instalação de "
"políticas adicionais para pacotes de software de terceiros."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-config-file-order.title
#: article.translate.xml:827
msgid "The policy search order"
msgstr "A ordem de pesquisa da política"

#. (itstool) path: section/para
#: article.translate.xml:830
msgid ""
"As we have seen above, PAM policies can be found in a number of places. What "
"happens if policies for the same service exist in multiple places?"
msgstr ""
"Como vimos acima, as políticas do PAM podem ser encontradas em vários "
"lugares. O que acontece se as políticas para o mesmo serviço existirem em "
"vários lugares?"

#. (itstool) path: section/para
#: article.translate.xml:834
msgid ""
"It is essential to understand that PAM's configuration system is centered on "
"chains."
msgstr ""
"É essencial entender que o sistema de configuração do PAM está centrado em "
"chains."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-config-breakdown.title
#: article.translate.xml:841
msgid "Breakdown of a configuration line"
msgstr "Quebra de uma linha de configuração"

#. (itstool) path: section/para
#: article.translate.xml:844
msgid ""
"As explained in <xref linkend=\"pam-config-file\"/>, each line in <filename>/"
"etc/pam.conf</filename> consists of four or more fields: the service name, "
"the facility name, the control flag, the module name, and zero or more "
"module arguments."
msgstr ""
"Como explicado em <xref linkend=\"pam-config-file\"/>, cada linha em "
"<filename>/etc/pam.conf</filename> consiste em quatro ou mais campos: o nome "
"do serviço, o nome do recurso, a flag de controle, o nome do módulo e nenhum "
"ou mais argumentos do módulo."

#. (itstool) path: section/para
#: article.translate.xml:849
msgid ""
"The service name is generally (though not always) the name of the "
"application the statement applies to. If you are unsure, refer to the "
"individual application's documentation to determine what service name it "
"uses."
msgstr ""
"O nome do serviço é geralmente (embora nem sempre) o nome do aplicativo ao "
"qual a instrução se aplica. Se não tiver certeza, consulte a documentação do "
"aplicativo individual para determinar qual nome de serviço ele usa."

#. (itstool) path: section/para
#: article.translate.xml:854
msgid ""
"Note that if you use <filename>/etc/pam.d/</filename> instead of <filename>/"
"etc/pam.conf</filename>, the service name is specified by the name of the "
"policy file, and omitted from the actual configuration lines, which then "
"start with the facility name."
msgstr ""
"Note que se você usar <filename>/etc/pam.d/</filename> em vez de <filename>/"
"etc/pam.conf</filename>, o nome do serviço é especificado pelo nome do "
"arquivo de política e omitido a partir das linhas de configuração atuais, "
"que então começam com o nome da instalação."

#. (itstool) path: section/para
#: article.translate.xml:860
msgid ""
"The facility is one of the four facility keywords described in <xref linkend="
"\"pam-facilities-primitives\"/>."
msgstr ""
"O recurso é uma das quatro palavras-chave do recurso descritas em <xref "
"linkend=\"pam-facilities-primitives\"/>."

#. (itstool) path: section/para
#: article.translate.xml:863
msgid ""
"Likewise, the control flag is one of the four keywords described in <xref "
"linkend=\"pam-chains-policies\"/>, describing how to interpret the return "
"code from the module. Linux-PAM supports an alternate syntax that lets you "
"specify the action to associate with each possible return code, but this "
"should be avoided as it is non-standard and closely tied in with the way "
"Linux-PAM dispatches service calls (which differs greatly from the way "
"<trademark>Solaris</trademark> and OpenPAM do it.) Unsurprisingly, OpenPAM "
"does not support this syntax."
msgstr ""
"Da mesma forma, a flag de controle é uma das quatro palavras-chave descritas "
"em <xref linkend=\"pam-chains-policies\"/>, descrevendo como interpretar o "
"código de retorno do módulo. O Linux-PAM suporta uma sintaxe alternativa que "
"permite especificar a ação para associar com cada código de retorno "
"possível, mas isso deve ser evitado, pois não é padrão e está intimamente "
"ligado à forma como o Linux-PAM envia chamadas de serviço (que difere muito "
"da maneira que <trademark>Solaris</trademark> e OpenPAM fazem isso). Não "
"surpreendentemente, o OpenPAM não suporta esta sintaxe."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-policies.title
#: article.translate.xml:875
msgid "Policies"
msgstr "Políticas"

#. (itstool) path: section/para
#: article.translate.xml:877
msgid ""
"To configure PAM correctly, it is essential to understand how policies are "
"interpreted."
msgstr ""
"Para configurar o PAM corretamente, é essencial entender como as políticas "
"são interpretadas."

#. (itstool) path: section/para
#: article.translate.xml:880
msgid ""
"When an application calls <citerefentry><refentrytitle>pam_start</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry>, the PAM library loads "
"the policy for the specified service and constructs four module chains (one "
"for each facility.) If one or more of these chains are empty, the "
"corresponding chains from the policy for the <literal>other</literal> "
"service are substituted."
msgstr ""
"Quando um aplicativo chama <citerefentry><refentrytitle>pam_start</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry>, a biblioteca PAM "
"carrega a diretiva do serviço especificado e constrói quatro chains de "
"módulos (uma para cada recurso). Se uma ou mais dessas chains estiverem "
"vazias, as chains correspondentes da política para o <literal>outro</"
"literal> serviço são substituídas."

#. (itstool) path: section/para
#: article.translate.xml:887
msgid ""
"When the application later calls one of the six PAM primitives, the PAM "
"library retrieves the chain for the corresponding facility and calls the "
"appropriate service function in each module listed in the chain, in the "
"order in which they were listed in the configuration. After each call to a "
"service function, the module type and the error code returned by the service "
"function are used to determine what happens next. With a few exceptions, "
"which we discuss below, the following table applies:"
msgstr ""
"Quando o aplicativo chama mais tarde uma das seis primitivas PAM, a "
"biblioteca PAM recupera a chain para o recurso correspondente e chama a "
"função de serviço apropriado em cada módulo listado na chain, na ordem em "
"que foram listadas na configuração. Após cada chamada para uma função de "
"serviço, o tipo de módulo e o código de erro retornado pela função de "
"serviço são usados ​​para determinar o que acontece a seguir. Com algumas "
"exceções, discutidas abaixo, a tabela a seguir se aplica:"

#. (itstool) path: table/title
#: article.translate.xml:898
msgid "PAM chain execution summary"
msgstr "Resumo de execução da chain de PAM"

#. (itstool) path: row/entry
#: article.translate.xml:907
msgid "<literal>PAM_SUCCESS</literal>"
msgstr "<literal>PAM_SUCCESS</literal>"

#. (itstool) path: row/entry
#: article.translate.xml:908
msgid "<literal>PAM_IGNORE</literal>"
msgstr "<literal>PAM_IGNORE</literal>"

#. (itstool) path: row/entry
#: article.translate.xml:909
msgid "<literal>other</literal>"
msgstr "<literal>other</literal>"

#. (itstool) path: row/entry
#: article.translate.xml:914
msgid "binding"
msgstr "binding"

#. (itstool) path: row/entry
#: article.translate.xml:915 article.translate.xml:933
msgid "if (!fail) break;"
msgstr "if (!fail) break;"

#. (itstool) path: row/entry
#: article.translate.xml:916 article.translate.xml:921
#: article.translate.xml:922 article.translate.xml:927
#: article.translate.xml:928 article.translate.xml:934
#: article.translate.xml:935 article.translate.xml:939
#: article.translate.xml:940 article.translate.xml:941
msgid "-"
msgstr "-"

#. (itstool) path: row/entry
#: article.translate.xml:917 article.translate.xml:923
msgid "fail = true;"
msgstr "fail = true;"

#. (itstool) path: row/entry
#: article.translate.xml:920
msgid "required"
msgstr "required"

#. (itstool) path: row/entry
#: article.translate.xml:926
msgid "requisite"
msgstr "requisite"

#. (itstool) path: row/entry
#: article.translate.xml:929
msgid "fail = true; break;"
msgstr "fail = true; break;"

#. (itstool) path: row/entry
#: article.translate.xml:932
msgid "sufficient"
msgstr "sufficient"

#. (itstool) path: row/entry
#: article.translate.xml:938
msgid "optional"
msgstr "optional"

#. (itstool) path: section/para
#: article.translate.xml:947
msgid ""
"If <varname>fail</varname> is true at the end of a chain, or when a "
"<quote>break</quote> is reached, the dispatcher returns the error code "
"returned by the first module that failed. Otherwise, it returns "
"<literal>PAM_SUCCESS</literal>."
msgstr ""
"Se <varname>fail</varname> for true no final de uma chain, ou quando um "
"<quote>break</quote> for atingido, o dispatcher retornará o código de erro "
"retornado pelo primeiro módulo que falhou. Caso contrário, retorna "
"<literal>PAM_SUCCESS</literal>."

#. (itstool) path: section/para
#: article.translate.xml:953
msgid ""
"The first exception of note is that the error code "
"<literal>PAM_NEW_AUTHTOK_REQD</literal> is treated like a success, except "
"that if no module failed, and at least one module returned "
"<literal>PAM_NEW_AUTHTOK_REQD</literal>, the dispatcher will return "
"<literal>PAM_NEW_AUTHTOK_REQD</literal>."
msgstr ""
"A primeira exceção é que o código de erro <literal>PAM_NEW_AUTHTOK_REQD</"
"literal> é tratado como um sucesso, exceto que se nenhum módulo falhar e "
"pelo menos um módulo retornar <literal>PAM_NEW_AUTHTOK_REQD</literal>, o "
"dispatcher retornará <literal>PAM_NEW_AUTHTOK_REQD</literal>."

#. (itstool) path: section/para
#: article.translate.xml:960
msgid ""
"The second exception is that <citerefentry><refentrytitle>pam_setcred</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> treats "
"<literal>binding</literal> and <literal>sufficient</literal> modules as if "
"they were <literal>required</literal>."
msgstr ""
"A segunda exceção é que <citerefentry><refentrytitle>pam_setcred</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> trata os módulos "
"<literal>binding</literal> e <literal>sufficient</literal> como se eles "
"fossem <literal>required</literal>."

#. (itstool) path: section/para
#: article.translate.xml:965
msgid ""
"The third and final exception is that "
"<citerefentry><refentrytitle>pam_chauthtok</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> runs the entire chain twice (once for preliminary "
"checks and once to actually set the password), and in the preliminary phase "
"it treats <literal>binding</literal> and <literal>sufficient</literal> "
"modules as if they were <literal>required</literal>."
msgstr ""
"A terceira e última exceção é que "
"<citerefentry><refentrytitle>pam_chauthtok</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> executa a chain inteira duas vezes (uma vez para "
"verificações preliminares e uma vez para definir a senha), e na fase "
"preliminar, ele trata os módulos <literal>binding</literal> e "
"<literal>sufficient</literal> como se fossem <literal>required</literal>."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-freebsd-modules.title
#: article.translate.xml:976
msgid "FreeBSD PAM Modules"
msgstr "Módulos PAM do FreeBSD"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-deny.title
#: article.translate.xml:979
msgid ""
"<citerefentry><refentrytitle>pam_deny</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_deny</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:981
msgid ""
"The <citerefentry><refentrytitle>pam_deny</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module is one of the simplest modules available; "
"it responds to any request with <literal>PAM_AUTH_ERR</literal>. It is "
"useful for quickly disabling a service (add it to the top of every chain), "
"or for terminating chains of <literal>sufficient</literal> modules."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_deny</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> é um dos módulos mais simples disponíveis; "
"responde a qualquer pedido com <literal>PAM_AUTH_ERR</literal>. É útil para "
"desabilitar rapidamente um serviço (adicioná-lo ao topo de cada chain) ou "
"para encerrar chains de módulos <literal>sufficient</literal>."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-echo.title
#: article.translate.xml:990
msgid ""
"<citerefentry><refentrytitle>pam_echo</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_echo</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:992
msgid ""
"The <citerefentry><refentrytitle>pam_echo</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module simply passes its arguments to the "
"conversation function as a <literal>PAM_TEXT_INFO</literal> message. It is "
"mostly useful for debugging, but can also serve to display messages such as "
"<quote>Unauthorized access will be prosecuted</quote> before starting the "
"authentication procedure."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_echo</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> simplesmente passa seus argumentos para a função "
"de conversação como uma mensagem <literal>PAM_TEXT_INFO</literal>. É "
"principalmente útil para depuração, mas também pode servir para exibir "
"mensagens como <quote>O acesso não autorizado será processado</quote> antes "
"de iniciar o procedimento de autenticação."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-exec.title
#: article.translate.xml:1001
msgid ""
"<citerefentry><refentrytitle>pam_exec</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_exec</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1003
msgid ""
"The <citerefentry><refentrytitle>pam_exec</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module takes its first argument to be the name of "
"a program to execute, and the remaining arguments are passed to that program "
"as command-line arguments. One possible application is to use it to run a "
"program at login time which mounts the user's home directory."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_exec</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> leva seu primeiro argumento a ser o nome de um "
"programa a ser executado, e os argumentos restantes são passados ​​para esse "
"programa como argumentos de linha de comando. Uma aplicação possível é usá-"
"lo para executar um programa no momento do login, que monta o diretório "
"pessoal do usuário."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-ftpusers.title
#: article.translate.xml:1011
msgid ""
"<citerefentry><refentrytitle>pam_ftpusers</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_ftpusers</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1013
msgid ""
"The <citerefentry><refentrytitle>pam_ftpusers</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"The <citerefentry><refentrytitle>pam_ftpusers</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-group.title
#: article.translate.xml:1017
msgid ""
"<citerefentry><refentrytitle>pam_group</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_group</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1019
msgid ""
"The <citerefentry><refentrytitle>pam_group</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module accepts or rejects applicants on the basis "
"of their membership in a particular file group (normally <literal>wheel</"
"literal> for <citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</"
"manvolnum></citerefentry>). It is primarily intended for maintaining the "
"traditional behavior of BSD <citerefentry><refentrytitle>su</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry>, but has many other "
"uses, such as excluding certain groups of users from a particular service."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_group</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> aceita ou rejeita os requerentes com base em sua "
"participação em um determinado grupo de arquivos (normalmente "
"<literal>wheel</literal> para <citerefentry><refentrytitle>su</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry>). Ele é destinado "
"principalmente para manter o comportamento tradicional do "
"<citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> do BSD, mas tem muitos outros usos, como excluir determinados "
"grupos de usuários de um serviço particular."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-guest.title
#: article.translate.xml:1028
msgid ""
"<citerefentry><refentrytitle>pam_guest</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_guest</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1030
msgid ""
"The <citerefentry><refentrytitle>pam_guest</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module allows guest logins using fixed login "
"names. Various requirements can be placed on the password, but the default "
"behavior is to allow any password as long as the login name is that of a "
"guest account. The <citerefentry><refentrytitle>pam_guest</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> module can easily be "
"used to implement anonymous FTP logins."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_guest</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> permite logins convidados usando nomes de login "
"fixos. Vários requerimentos podem ser colocados na senha, mas o "
"comportamento padrão é permitir qualquer senha, desde que o nome de login "
"seja o de uma conta de convidado. O módulo "
"<citerefentry><refentrytitle>pam_guest</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> pode ser facilmente utilizado para implementar "
"logins FTP anônimos."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-krb5.title
#: article.translate.xml:1039
msgid ""
"<citerefentry><refentrytitle>pam_krb5</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_krb5</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1041
msgid ""
"The <citerefentry><refentrytitle>pam_krb5</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_krb5</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-ksu.title
#: article.translate.xml:1045
msgid ""
"<citerefentry><refentrytitle>pam_ksu</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_ksu</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1047
msgid ""
"The <citerefentry><refentrytitle>pam_ksu</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_ksu</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-lastlog.title
#: article.translate.xml:1051
msgid ""
"<citerefentry><refentrytitle>pam_lastlog</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_lastlog</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1053
msgid ""
"The <citerefentry><refentrytitle>pam_lastlog</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_lastlog</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-login-access.title
#: article.translate.xml:1057
msgid ""
"<citerefentry><refentrytitle>pam_login_access</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_login_access</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1059
msgid ""
"The <citerefentry><refentrytitle>pam_login_access</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> module provides an "
"implementation of the account management primitive which enforces the login "
"restrictions specified in the <citerefentry><refentrytitle>login.access</"
"refentrytitle><manvolnum>5</manvolnum></citerefentry> table."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_login_access</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> fornece uma "
"implementação da primitiva de gerenciamento de contas que impõe as "
"restrições de login especificadas na tabela "
"<citerefentry><refentrytitle>login.access</refentrytitle><manvolnum>5</"
"manvolnum></citerefentry>."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-nologin.title
#: article.translate.xml:1066
msgid ""
"<citerefentry><refentrytitle>pam_nologin</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_nologin</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1068
msgid ""
"The <citerefentry><refentrytitle>pam_nologin</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module refuses non-root logins when <filename>/var/"
"run/nologin</filename> exists. This file is normally created by "
"<citerefentry><refentrytitle>shutdown</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> when less than five minutes remain until the "
"scheduled shutdown time."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_nologin</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> recusa logins não-root "
"quando existe um <filename>/var/run/nologin</filename>. Este arquivo é "
"normalmente criado por <citerefentry><refentrytitle>shutdown</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> quando restam menos de "
"cinco minutos até o horário de encerramento programado."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-opie.title
#: article.translate.xml:1075
msgid ""
"<citerefentry><refentrytitle>pam_opie</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_opie</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1077
msgid ""
"The <citerefentry><refentrytitle>pam_opie</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module implements the "
"<citerefentry><refentrytitle>opie</refentrytitle><manvolnum>4</manvolnum></"
"citerefentry> authentication method. The <citerefentry><refentrytitle>opie</"
"refentrytitle><manvolnum>4</manvolnum></citerefentry> system is a challenge-"
"response mechanism where the response to each challenge is a direct function "
"of the challenge and a passphrase, so the response can be easily computed "
"<quote>just in time</quote> by anyone possessing the passphrase, eliminating "
"the need for password lists. Moreover, since "
"<citerefentry><refentrytitle>opie</refentrytitle><manvolnum>4</manvolnum></"
"citerefentry> never reuses a challenge that has been correctly answered, it "
"is not vulnerable to replay attacks."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_opie</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> implementa o método de autenticação "
"<citerefentry><refentrytitle>opie</refentrytitle><manvolnum>4</manvolnum></"
"citerefentry>. O sistema <citerefentry><refentrytitle>opie</"
"refentrytitle><manvolnum>4</manvolnum></citerefentry> é um mecanismo de "
"desafio-resposta em que a resposta a cada desafio é uma função direta do "
"desafio e uma frase-senha, então a resposta pode ser facilmente computada "
"<quote>just in time</quote> por qualquer pessoa que possua a senha, "
"eliminando a necessidade de listas de senhas. Além disso, como "
"<citerefentry><refentrytitle>opie</refentrytitle><manvolnum>4</manvolnum></"
"citerefentry> nunca reutiliza um desafio que tenha sido respondido "
"corretamente, ele não é vulnerável a ataques de repetição."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-opieaccess.title
#: article.translate.xml:1089
msgid ""
"<citerefentry><refentrytitle>pam_opieaccess</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_opieaccess</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1091
msgid ""
"The <citerefentry><refentrytitle>pam_opieaccess</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module is a companion module to "
"<citerefentry><refentrytitle>pam_opie</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>. Its purpose is to enforce the restrictions "
"codified in <citerefentry><refentrytitle>opieaccess</"
"refentrytitle><manvolnum>5</manvolnum></citerefentry>, which regulate the "
"conditions under which a user who would normally authenticate herself using "
"<citerefentry><refentrytitle>opie</refentrytitle><manvolnum>4</manvolnum></"
"citerefentry> is allowed to use alternate methods. This is most often used "
"to prohibit the use of password authentication from untrusted hosts."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_opieaccess</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> é um módulo "
"complementar para <citerefentry><refentrytitle>pam_opie</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>. Sua finalidade é "
"impor as restrições codificadas em <citerefentry><refentrytitle>opieaccess</"
"refentrytitle><manvolnum>5</manvolnum></citerefentry>, que regulam as "
"condições sob as quais um usuário que normalmente se autenticaria usando "
"<citerefentry><refentrytitle>opie</refentrytitle><manvolnum>4</manvolnum></"
"citerefentry> tem permissão para usar métodos alternativos. Isso geralmente "
"é usado para proibir o uso de autenticação de senha de hosts não confiáveis."

#. (itstool) path: section/para
#: article.translate.xml:1099
msgid ""
"In order to be effective, the <citerefentry><refentrytitle>pam_opieaccess</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> module must be listed "
"as <literal>requisite</literal> immediately after a <literal>sufficient</"
"literal> entry for <citerefentry><refentrytitle>pam_opie</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>, and before any other "
"modules, in the <literal>auth</literal> chain."
msgstr ""
"Para ser eficaz, o módulo <citerefentry><refentrytitle>pam_opieaccess</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> deve ser listado como "
"<literal>requisite</literal> imediatamente após uma entrada "
"<literal>sufficient</literal> para <citerefentry><refentrytitle>pam_opie</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>, e antes de qualquer "
"outro módulo, na chain <literal>auth</literal>."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-passwdqc.title
#: article.translate.xml:1107
msgid ""
"<citerefentry><refentrytitle>pam_passwdqc</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_passwdqc</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1109
msgid ""
"The <citerefentry><refentrytitle>pam_passwdqc</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_passwdqc</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-permit.title
#: article.translate.xml:1113
msgid ""
"<citerefentry><refentrytitle>pam_permit</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_permit</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1115
msgid ""
"The <citerefentry><refentrytitle>pam_permit</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module is one of the simplest modules available; "
"it responds to any request with <literal>PAM_SUCCESS</literal>. It is useful "
"as a placeholder for services where one or more chains would otherwise be "
"empty."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_permit</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> é um dos módulos mais "
"simples disponíveis; responde a qualquer pedido com <literal>PAM_SUCCESS</"
"literal>. É útil como um espaço reservado para serviços onde uma ou mais "
"chains estariam vazias."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-radius.title
#: article.translate.xml:1123
msgid ""
"<citerefentry><refentrytitle>pam_radius</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_radius</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1125
msgid ""
"The <citerefentry><refentrytitle>pam_radius</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_radius</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-rhosts.title
#: article.translate.xml:1129
msgid ""
"<citerefentry><refentrytitle>pam_rhosts</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_rhosts</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1131
msgid ""
"The <citerefentry><refentrytitle>pam_rhosts</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_rhosts</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-rootok.title
#: article.translate.xml:1135
msgid ""
"<citerefentry><refentrytitle>pam_rootok</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_rootok</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1137
msgid ""
"The <citerefentry><refentrytitle>pam_rootok</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module reports success if and only if the real "
"user id of the process calling it (which is assumed to be run by the "
"applicant) is 0. This is useful for non-networked services such as "
"<citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> or <citerefentry><refentrytitle>passwd</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry>, to which the "
"<literal>root</literal> should have automatic access."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_rootok</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry> reporta sucesso se e "
"somente se o ID do usuário real do processo que o chama (que é assumido como "
"sendo executado pelo requerente) é 0. Isso é útil para serviços que não "
"estão em rede, como <citerefentry><refentrytitle>su</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry> ou "
"<citerefentry><refentrytitle>passwd</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry>, para o qual o <literal>root</literal> deve ter acesso "
"automático."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-securetty.title
#: article.translate.xml:1146
msgid ""
"<citerefentry><refentrytitle>pam_securetty</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_securetty</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1148
msgid ""
"The <citerefentry><refentrytitle>pam_securetty</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_securetty</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-self.title
#: article.translate.xml:1152
msgid ""
"<citerefentry><refentrytitle>pam_self</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_self</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1154
msgid ""
"The <citerefentry><refentrytitle>pam_self</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module reports success if and only if the names of "
"the applicant matches that of the target account. It is most useful for non-"
"networked services such as <citerefentry><refentrytitle>su</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry>, where the identity of "
"the applicant can be easily verified."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_self</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> reporta sucesso se, e somente se, os nomes do "
"requerente coincidem com os da conta de destino. É mais útil para serviços "
"que não estão em rede, como <citerefentry><refentrytitle>su</"
"refentrytitle><manvolnum>1</manvolnum></citerefentry>, onde a identidade do "
"requerente pode ser facilmente verificada."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-ssh.title
#: article.translate.xml:1162
msgid ""
"<citerefentry><refentrytitle>pam_ssh</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_ssh</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1164
msgid ""
"The <citerefentry><refentrytitle>pam_ssh</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module provides both authentication and session "
"services. The authentication service allows users who have passphrase-"
"protected SSH secret keys in their <filename>~/.ssh</filename> directory to "
"authenticate themselves by typing their passphrase. The session service "
"starts <citerefentry><refentrytitle>ssh-agent</refentrytitle><manvolnum>1</"
"manvolnum></citerefentry> and preloads it with the keys that were decrypted "
"in the authentication phase. This feature is particularly useful for local "
"logins, whether in X (using <citerefentry vendor="
"\"xfree86\"><refentrytitle>xdm</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> or another PAM-aware X login manager) or at the console."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_ssh</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> fornece serviços de autenticação e de sessão. O "
"serviço de autenticação permite que os usuários que tenham chaves secretas "
"SSH protegidas por senha em seu diretório <filename>~/.ssh</filename> se "
"autentiquem digitando sua frase secreta. O serviço de sessão inicia o "
"<citerefentry><refentrytitle>ssh-agent</refentrytitle><manvolnum>1</"
"manvolnum></citerefentry> e o pré-carrega com as chaves que foram "
"descriptografadas na fase de autenticação. Esse recurso é particularmente "
"útil para logins locais, seja em X (usando <citerefentry vendor="
"\"xfree86\"><refentrytitle>xdm</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> ou outro gerenciador de login X que reconhece o PAM ) ou no "
"console."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-tacplus.title
#: article.translate.xml:1177
msgid ""
"<citerefentry><refentrytitle>pam_tacplus</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_tacplus</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1179
msgid ""
"The <citerefentry><refentrytitle>pam_tacplus</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module"
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_tacplus</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>"

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-modules-unix.title
#: article.translate.xml:1183
msgid ""
"<citerefentry><refentrytitle>pam_unix</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"
msgstr ""
"<citerefentry><refentrytitle>pam_unix</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>"

#. (itstool) path: section/para
#: article.translate.xml:1185
msgid ""
"The <citerefentry><refentrytitle>pam_unix</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> module implements traditional <trademark class="
"\"registered\">UNIX</trademark> password authentication, using "
"<citerefentry><refentrytitle>getpwnam</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> to obtain the target account's password and "
"compare it with the one provided by the applicant. It also provides account "
"management services (enforcing account and password expiration times) and "
"password-changing services. This is probably the single most useful module, "
"as the great majority of admins will want to maintain historical behavior "
"for at least some services."
msgstr ""
"O módulo <citerefentry><refentrytitle>pam_unix</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry> implementa a autenticação de senha <trademark "
"class=\"registered\">UNIX</trademark> tradicional, usando "
"<citerefentry><refentrytitle>getpwnam</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> para obter a senha da conta de destino e compará-"
"la com a fornecida pelo requerente. Ele também fornece serviços de "
"gerenciamento de conta (impondo tempos de expiração de conta e senha) e "
"serviços de alteração de senha. Este é provavelmente o módulo mais útil, já "
"que a grande maioria dos administradores desejará manter um comportamento "
"histórico para pelo menos alguns serviços."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-appl-prog.title
#: article.translate.xml:1198
msgid "PAM Application Programming"
msgstr "Programação de Aplicação PAM"

#. (itstool) path: section/para
#: article.translate.xml:1200 article.translate.xml:1220
msgid "This section has not yet been written."
msgstr "Esta seção ainda não foi escrita."

#. (itstool) path: section/title
#. (itstool) id: article.translate.xml#pam-module-prog.title
#: article.translate.xml:1218
msgid "PAM Module Programming"
msgstr "Programação de Módulos PAM"

#. (itstool) path: appendix/title
#. (itstool) id: article.translate.xml#pam-sample-appl.title
#: article.translate.xml:1224
msgid "Sample PAM Application"
msgstr "Exemplo de Aplicação PAM"

#. (itstool) path: appendix/para
#: article.translate.xml:1226
msgid ""
"The following is a minimal implementation of "
"<citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> using PAM. Note that it uses the OpenPAM-specific "
"<citerefentry><refentrytitle>openpam_ttyconv</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> conversation function, which is prototyped in "
"<filename>security/openpam.h</filename>. If you wish build this application "
"on a system with a different PAM library, you will have to provide your own "
"conversation function. A robust conversation function is surprisingly "
"difficult to implement; the one presented in <xref linkend=\"pam-sample-conv"
"\"/> is a good starting point, but should not be used in real-world "
"applications."
msgstr ""
"O que vem a seguir é uma implementação mínima de "
"<citerefentry><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></"
"citerefentry> utilizando o PAM. Observe que ele usa a função de conversa "
"<citerefentry><refentrytitle>openpam_ttyconv</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> específica do OpenPAM, que é prototipada em "
"<filename>security/openpam.h</filename> . Se você deseja construir este "
"aplicativo em um sistema com uma biblioteca PAM diferente, você terá que "
"fornecer sua própria função de conversação. Uma função de conversa robusta é "
"surpreendentemente difícil de implementar; o apresentado em <xref linkend="
"\"pam-sample-conv\"/> é um bom ponto de partida, mas não deve ser usado em "
"aplicações do mundo real."

#. (itstool) path: appendix/programlisting
#: article.translate.xml:1237
#, no-wrap
msgid ""
"/*-\n"
" * Copyright (c) 2002,2003 Networks Associates Technology, Inc.\n"
" * All rights reserved.\n"
" *\n"
" * This software was developed for the FreeBSD Project by ThinkSec AS and\n"
" * Network Associates Laboratories, the Security Research Division of\n"
" * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035\n"
" * (\"CBOSS\"), as part of the DARPA CHATS research program.\n"
" *\n"
" * Redistribution and use in source and binary forms, with or without\n"
" * modification, are permitted provided that the following conditions\n"
" * are met:\n"
" * 1. Redistributions of source code must retain the above copyright\n"
" *    notice, this list of conditions and the following disclaimer.\n"
" * 2. Redistributions in binary form must reproduce the above copyright\n"
" *    notice, this list of conditions and the following disclaimer in the\n"
" *    documentation and/or other materials provided with the distribution.\n"
" * 3. The name of the author may not be used to endorse or promote\n"
" *    products derived from this software without specific prior written\n"
" *    permission.\n"
" *\n"
" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND\n"
" * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n"
" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n"
" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\n"
" * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\n"
" * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\n"
" * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n"
" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\n"
" * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\n"
" * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n"
" * SUCH DAMAGE.\n"
" *\n"
" * $P4: //depot/projects/openpam/bin/su/su.c#10 $\n"
" * $FreeBSD$\n"
" */\n"
"\n"
"#include &lt;sys/param.h&gt;\n"
"#include &lt;sys/wait.h&gt;\n"
"\n"
"#include &lt;err.h&gt;\n"
"#include &lt;pwd.h&gt;\n"
"#include &lt;stdio.h&gt;\n"
"#include &lt;stdlib.h&gt;\n"
"#include &lt;string.h&gt;\n"
"#include &lt;syslog.h&gt;\n"
"#include &lt;unistd.h&gt;\n"
"\n"
"#include &lt;security/pam_appl.h&gt;\n"
"#include &lt;security/openpam.h&gt;\t/* for openpam_ttyconv() */\n"
"\n"
"extern char **environ;\n"
"\n"
"static pam_handle_t *pamh;\n"
"static struct pam_conv pamc;\n"
"\n"
"static void\n"
"usage(void)\n"
"{\n"
"\n"
"\tfprintf(stderr, \"Usage: su [login [args]]\\n\");\n"
"\texit(1);\n"
"}\n"
"\n"
"int\n"
"main(int argc, char *argv[])\n"
"{\n"
"\tchar hostname[MAXHOSTNAMELEN];\n"
"\tconst char *user, *tty;\n"
"\tchar **args, **pam_envlist, **pam_env;\n"
"\tstruct passwd *pwd;\n"
"\tint o, pam_err, status;\n"
"\tpid_t pid;\n"
"\n"
"\twhile ((o = getopt(argc, argv, \"h\")) != -1)\n"
"\t\tswitch (o) {\n"
"\t\tcase 'h':\n"
"\t\tdefault:\n"
"\t\t\tusage();\n"
"\t\t}\n"
"\n"
"\targc -= optind;\n"
"\targv += optind;\n"
"\n"
"\tif (argc &gt; 0) {\n"
"\t\tuser = *argv;\n"
"\t\t--argc;\n"
"\t\t++argv;\n"
"\t} else {\n"
"\t\tuser = \"root\";\n"
"\t}\n"
"\n"
"\t/* initialize PAM */\n"
"\tpamc.conv = &amp;openpam_ttyconv;\n"
"\tpam_start(\"su\", user, &amp;pamc, &amp;pamh);\n"
"\n"
"\t/* set some items */\n"
"\tgethostname(hostname, sizeof(hostname));\n"
"\tif ((pam_err = pam_set_item(pamh, PAM_RHOST, hostname)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\tuser = getlogin();\n"
"\tif ((pam_err = pam_set_item(pamh, PAM_RUSER, user)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\ttty = ttyname(STDERR_FILENO);\n"
"\tif ((pam_err = pam_set_item(pamh, PAM_TTY, tty)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* authenticate the applicant */\n"
"\tif ((pam_err = pam_authenticate(pamh, 0)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\tif ((pam_err = pam_acct_mgmt(pamh, 0)) == PAM_NEW_AUTHTOK_REQD)\n"
"\t\tpam_err = pam_chauthtok(pamh, PAM_CHANGE_EXPIRED_AUTHTOK);\n"
"\tif (pam_err != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* establish the requested credentials */\n"
"\tif ((pam_err = pam_setcred(pamh, PAM_ESTABLISH_CRED)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* authentication succeeded; open a session */\n"
"\tif ((pam_err = pam_open_session(pamh, 0)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* get mapped user name; PAM may have changed it */\n"
"\tpam_err = pam_get_item(pamh, PAM_USER, (const void **)&amp;user);\n"
"\tif (pam_err != PAM_SUCCESS || (pwd = getpwnam(user)) == NULL)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* export PAM environment */\n"
"\tif ((pam_envlist = pam_getenvlist(pamh)) != NULL) {\n"
"\t\tfor (pam_env = pam_envlist; *pam_env != NULL; ++pam_env) {\n"
"\t\t\tputenv(*pam_env);\n"
"\t\t\tfree(*pam_env);\n"
"\t\t}\n"
"\t\tfree(pam_envlist);\n"
"\t}\n"
"\n"
"\t/* build argument list */\n"
"\tif ((args = calloc(argc + 2, sizeof *args)) == NULL) {\n"
"\t\twarn(\"calloc()\");\n"
"\t\tgoto err;\n"
"\t}\n"
"\t*args = pwd-&gt;pw_shell;\n"
"\tmemcpy(args + 1, argv, argc * sizeof *args);\n"
"\n"
"\t/* fork and exec */\n"
"\tswitch ((pid = fork())) {\n"
"\tcase -1:\n"
"\t\twarn(\"fork()\");\n"
"\t\tgoto err;\n"
"\tcase 0:\n"
"\t\t/* child: give up privs and start a shell */\n"
"\n"
"\t\t/* set uid and groups */\n"
"\t\tif (initgroups(pwd-&gt;pw_name, pwd-&gt;pw_gid) == -1) {\n"
"\t\t\twarn(\"initgroups()\");\n"
"\t\t\t_exit(1);\n"
"\t\t}\n"
"\t\tif (setgid(pwd-&gt;pw_gid) == -1) {\n"
"\t\t\twarn(\"setgid()\");\n"
"\t\t\t_exit(1);\n"
"\t\t}\n"
"\t\tif (setuid(pwd-&gt;pw_uid) == -1) {\n"
"\t\t\twarn(\"setuid()\");\n"
"\t\t\t_exit(1);\n"
"\t\t}\n"
"\t\texecve(*args, args, environ);\n"
"\t\twarn(\"execve()\");\n"
"\t\t_exit(1);\n"
"\tdefault:\n"
"\t\t/* parent: wait for child to exit */\n"
"\t\twaitpid(pid, &amp;status, 0);\n"
"\n"
"\t\t/* close the session and release PAM resources */\n"
"\t\tpam_err = pam_close_session(pamh, 0);\n"
"\t\tpam_end(pamh, pam_err);\n"
"\n"
"\t\texit(WEXITSTATUS(status));\n"
"\t}\n"
"\n"
"pamerr:\n"
"\tfprintf(stderr, \"Sorry\\n\");\n"
"err:\n"
"\tpam_end(pamh, pam_err);\n"
"\texit(1);\n"
"}\n"
msgstr ""
"/*-\n"
" * Copyright (c) 2002,2003 Networks Associates Technology, Inc.\n"
" * All rights reserved.\n"
" *\n"
" * This software was developed for the FreeBSD Project by ThinkSec AS and\n"
" * Network Associates Laboratories, the Security Research Division of\n"
" * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035\n"
" * (\"CBOSS\"), as part of the DARPA CHATS research program.\n"
" *\n"
" * Redistribution and use in source and binary forms, with or without\n"
" * modification, are permitted provided that the following conditions\n"
" * are met:\n"
" * 1. Redistributions of source code must retain the above copyright\n"
" *    notice, this list of conditions and the following disclaimer.\n"
" * 2. Redistributions in binary form must reproduce the above copyright\n"
" *    notice, this list of conditions and the following disclaimer in the\n"
" *    documentation and/or other materials provided with the distribution.\n"
" * 3. The name of the author may not be used to endorse or promote\n"
" *    products derived from this software without specific prior written\n"
" *    permission.\n"
" *\n"
" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND\n"
" * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n"
" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n"
" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\n"
" * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\n"
" * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\n"
" * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n"
" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\n"
" * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\n"
" * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n"
" * SUCH DAMAGE.\n"
" *\n"
" * $P4: //depot/projects/openpam/bin/su/su.c#10 $\n"
" * $FreeBSD$\n"
" */\n"
"\n"
"#include &lt;sys/param.h&gt;\n"
"#include &lt;sys/wait.h&gt;\n"
"\n"
"#include &lt;err.h&gt;\n"
"#include &lt;pwd.h&gt;\n"
"#include &lt;stdio.h&gt;\n"
"#include &lt;stdlib.h&gt;\n"
"#include &lt;string.h&gt;\n"
"#include &lt;syslog.h&gt;\n"
"#include &lt;unistd.h&gt;\n"
"\n"
"#include &lt;security/pam_appl.h&gt;\n"
"#include &lt;security/openpam.h&gt;\t/* for openpam_ttyconv() */\n"
"\n"
"extern char **environ;\n"
"\n"
"static pam_handle_t *pamh;\n"
"static struct pam_conv pamc;\n"
"\n"
"static void\n"
"usage(void)\n"
"{\n"
"\n"
"\tfprintf(stderr, \"Usage: su [login [args]]\\n\");\n"
"\texit(1);\n"
"}\n"
"\n"
"int\n"
"main(int argc, char *argv[])\n"
"{\n"
"\tchar hostname[MAXHOSTNAMELEN];\n"
"\tconst char *user, *tty;\n"
"\tchar **args, **pam_envlist, **pam_env;\n"
"\tstruct passwd *pwd;\n"
"\tint o, pam_err, status;\n"
"\tpid_t pid;\n"
"\n"
"\twhile ((o = getopt(argc, argv, \"h\")) != -1)\n"
"\t\tswitch (o) {\n"
"\t\tcase 'h':\n"
"\t\tdefault:\n"
"\t\t\tusage();\n"
"\t\t}\n"
"\n"
"\targc -= optind;\n"
"\targv += optind;\n"
"\n"
"\tif (argc &gt; 0) {\n"
"\t\tuser = *argv;\n"
"\t\t--argc;\n"
"\t\t++argv;\n"
"\t} else {\n"
"\t\tuser = \"root\";\n"
"\t}\n"
"\n"
"\t/* initialize PAM */\n"
"\tpamc.conv = &amp;openpam_ttyconv;\n"
"\tpam_start(\"su\", user, &amp;pamc, &amp;pamh);\n"
"\n"
"\t/* set some items */\n"
"\tgethostname(hostname, sizeof(hostname));\n"
"\tif ((pam_err = pam_set_item(pamh, PAM_RHOST, hostname)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\tuser = getlogin();\n"
"\tif ((pam_err = pam_set_item(pamh, PAM_RUSER, user)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\ttty = ttyname(STDERR_FILENO);\n"
"\tif ((pam_err = pam_set_item(pamh, PAM_TTY, tty)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* authenticate the applicant */\n"
"\tif ((pam_err = pam_authenticate(pamh, 0)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\tif ((pam_err = pam_acct_mgmt(pamh, 0)) == PAM_NEW_AUTHTOK_REQD)\n"
"\t\tpam_err = pam_chauthtok(pamh, PAM_CHANGE_EXPIRED_AUTHTOK);\n"
"\tif (pam_err != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* establish the requested credentials */\n"
"\tif ((pam_err = pam_setcred(pamh, PAM_ESTABLISH_CRED)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* authentication succeeded; open a session */\n"
"\tif ((pam_err = pam_open_session(pamh, 0)) != PAM_SUCCESS)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* get mapped user name; PAM may have changed it */\n"
"\tpam_err = pam_get_item(pamh, PAM_USER, (const void **)&amp;user);\n"
"\tif (pam_err != PAM_SUCCESS || (pwd = getpwnam(user)) == NULL)\n"
"\t\tgoto pamerr;\n"
"\n"
"\t/* export PAM environment */\n"
"\tif ((pam_envlist = pam_getenvlist(pamh)) != NULL) {\n"
"\t\tfor (pam_env = pam_envlist; *pam_env != NULL; ++pam_env) {\n"
"\t\t\tputenv(*pam_env);\n"
"\t\t\tfree(*pam_env);\n"
"\t\t}\n"
"\t\tfree(pam_envlist);\n"
"\t}\n"
"\n"
"\t/* build argument list */\n"
"\tif ((args = calloc(argc + 2, sizeof *args)) == NULL) {\n"
"\t\twarn(\"calloc()\");\n"
"\t\tgoto err;\n"
"\t}\n"
"\t*args = pwd-&gt;pw_shell;\n"
"\tmemcpy(args + 1, argv, argc * sizeof *args);\n"
"\n"
"\t/* fork and exec */\n"
"\tswitch ((pid = fork())) {\n"
"\tcase -1:\n"
"\t\twarn(\"fork()\");\n"
"\t\tgoto err;\n"
"\tcase 0:\n"
"\t\t/* child: give up privs and start a shell */\n"
"\n"
"\t\t/* set uid and groups */\n"
"\t\tif (initgroups(pwd-&gt;pw_name, pwd-&gt;pw_gid) == -1) {\n"
"\t\t\twarn(\"initgroups()\");\n"
"\t\t\t_exit(1);\n"
"\t\t}\n"
"\t\tif (setgid(pwd-&gt;pw_gid) == -1) {\n"
"\t\t\twarn(\"setgid()\");\n"
"\t\t\t_exit(1);\n"
"\t\t}\n"
"\t\tif (setuid(pwd-&gt;pw_uid) == -1) {\n"
"\t\t\twarn(\"setuid()\");\n"
"\t\t\t_exit(1);\n"
"\t\t}\n"
"\t\texecve(*args, args, environ);\n"
"\t\twarn(\"execve()\");\n"
"\t\t_exit(1);\n"
"\tdefault:\n"
"\t\t/* parent: wait for child to exit */\n"
"\t\twaitpid(pid, &amp;status, 0);\n"
"\n"
"\t\t/* close the session and release PAM resources */\n"
"\t\tpam_err = pam_close_session(pamh, 0);\n"
"\t\tpam_end(pamh, pam_err);\n"
"\n"
"\t\texit(WEXITSTATUS(status));\n"
"\t}\n"
"\n"
"pamerr:\n"
"\tfprintf(stderr, \"Sorry\\n\");\n"
"err:\n"
"\tpam_end(pamh, pam_err);\n"
"\texit(1);\n"
"}\n"

#. (itstool) path: appendix/title
#. (itstool) id: article.translate.xml#pam-sample-module.title
#: article.translate.xml:1427
msgid "Sample PAM Module"
msgstr "Exemplo do módulo PAM"

#. (itstool) path: appendix/para
#: article.translate.xml:1429
msgid ""
"The following is a minimal implementation of "
"<citerefentry><refentrytitle>pam_unix</refentrytitle><manvolnum>8</"
"manvolnum></citerefentry>, offering only authentication services. It should "
"build and run with most PAM implementations, but takes advantage of OpenPAM "
"extensions if available: note the use of "
"<citerefentry><refentrytitle>pam_get_authtok</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry>, which enormously simplifies prompting the user "
"for a password."
msgstr ""
"Segue-se uma implementação mínima de <citerefentry><refentrytitle>pam_unix</"
"refentrytitle><manvolnum>8</manvolnum></citerefentry>, oferecendo apenas "
"serviços de autenticação. Ele deve ser compilado e executado com a maioria "
"das implementações do PAM, mas aproveita as extensões do OpenPAM, se "
"disponível: observe o uso de <citerefentry><refentrytitle>pam_get_authtok</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry>, que simplifica "
"enormemente solicitando ao usuário uma senha."

#. (itstool) path: appendix/programlisting
#: article.translate.xml:1436
#, no-wrap
msgid ""
"/*-\n"
" * Copyright (c) 2002 Networks Associates Technology, Inc.\n"
" * All rights reserved.\n"
" *\n"
" * This software was developed for the FreeBSD Project by ThinkSec AS and\n"
" * Network Associates Laboratories, the Security Research Division of\n"
" * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035\n"
" * (\"CBOSS\"), as part of the DARPA CHATS research program.\n"
" *\n"
" * Redistribution and use in source and binary forms, with or without\n"
" * modification, are permitted provided that the following conditions\n"
" * are met:\n"
" * 1. Redistributions of source code must retain the above copyright\n"
" *    notice, this list of conditions and the following disclaimer.\n"
" * 2. Redistributions in binary form must reproduce the above copyright\n"
" *    notice, this list of conditions and the following disclaimer in the\n"
" *    documentation and/or other materials provided with the distribution.\n"
" * 3. The name of the author may not be used to endorse or promote\n"
" *    products derived from this software without specific prior written\n"
" *    permission.\n"
" *\n"
" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND\n"
" * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n"
" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n"
" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\n"
" * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\n"
" * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\n"
" * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n"
" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\n"
" * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\n"
" * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n"
" * SUCH DAMAGE.\n"
" *\n"
" * $P4: //depot/projects/openpam/modules/pam_unix/pam_unix.c#3 $\n"
" * $FreeBSD$\n"
" */\n"
"\n"
"#include &lt;sys/param.h&gt;\n"
"\n"
"#include &lt;pwd.h&gt;\n"
"#include &lt;stdlib.h&gt;\n"
"#include &lt;stdio.h&gt;\n"
"#include &lt;string.h&gt;\n"
"#include &lt;unistd.h&gt;\n"
"\n"
"#include &lt;security/pam_modules.h&gt;\n"
"#include &lt;security/pam_appl.h&gt;\n"
"\n"
"#ifndef _OPENPAM\n"
"static char password_prompt[] = \"Password:\";\n"
"#endif\n"
"\n"
"#ifndef PAM_EXTERN\n"
"#define PAM_EXTERN\n"
"#endif\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_authenticate(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"#ifndef _OPENPAM\n"
"\tstruct pam_conv *conv;\n"
"\tstruct pam_message msg;\n"
"\tconst struct pam_message *msgp;\n"
"\tstruct pam_response *resp;\n"
"#endif\n"
"\tstruct passwd *pwd;\n"
"\tconst char *user;\n"
"\tchar *crypt_password, *password;\n"
"\tint pam_err, retry;\n"
"\n"
"\t/* identify user */\n"
"\tif ((pam_err = pam_get_user(pamh, &amp;user, NULL)) != PAM_SUCCESS)\n"
"\t\treturn (pam_err);\n"
"\tif ((pwd = getpwnam(user)) == NULL)\n"
"\t\treturn (PAM_USER_UNKNOWN);\n"
"\n"
"\t/* get password */\n"
"#ifndef _OPENPAM\n"
"\tpam_err = pam_get_item(pamh, PAM_CONV, (const void **)&amp;conv);\n"
"\tif (pam_err != PAM_SUCCESS)\n"
"\t\treturn (PAM_SYSTEM_ERR);\n"
"\tmsg.msg_style = PAM_PROMPT_ECHO_OFF;\n"
"\tmsg.msg = password_prompt;\n"
"\tmsgp = &amp;msg;\n"
"#endif\n"
"\tfor (retry = 0; retry &lt; 3; ++retry) {\n"
"#ifdef _OPENPAM\n"
"\t\tpam_err = pam_get_authtok(pamh, PAM_AUTHTOK,\n"
"\t\t    (const char **)&amp;password, NULL);\n"
"#else\n"
"\t\tresp = NULL;\n"
"\t\tpam_err = (*conv-&gt;conv)(1, &amp;msgp, &amp;resp, conv-&gt;appdata_ptr);\n"
"\t\tif (resp != NULL) {\n"
"\t\t\tif (pam_err == PAM_SUCCESS)\n"
"\t\t\t\tpassword = resp-&gt;resp;\n"
"\t\t\telse\n"
"\t\t\t\tfree(resp-&gt;resp);\n"
"\t\t\tfree(resp);\n"
"\t\t}\n"
"#endif\n"
"\t\tif (pam_err == PAM_SUCCESS)\n"
"\t\t\tbreak;\n"
"\t}\n"
"\tif (pam_err == PAM_CONV_ERR)\n"
"\t\treturn (pam_err);\n"
"\tif (pam_err != PAM_SUCCESS)\n"
"\t\treturn (PAM_AUTH_ERR);\n"
"\n"
"\t/* compare passwords */\n"
"\tif ((!pwd-&gt;pw_passwd[0] &amp;&amp; (flags &amp; PAM_DISALLOW_NULL_AUTHTOK)) ||\n"
"\t    (crypt_password = crypt(password, pwd-&gt;pw_passwd)) == NULL ||\n"
"\t    strcmp(crypt_password, pwd-&gt;pw_passwd) != 0)\n"
"\t\tpam_err = PAM_AUTH_ERR;\n"
"\telse\n"
"\t\tpam_err = PAM_SUCCESS;\n"
"#ifndef _OPENPAM\n"
"\tfree(password);\n"
"#endif\n"
"\treturn (pam_err);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_setcred(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_open_session(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_close_session(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_chauthtok(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SERVICE_ERR);\n"
"}\n"
"\n"
"#ifdef PAM_MODULE_ENTRY\n"
"PAM_MODULE_ENTRY(\"pam_unix\");\n"
"#endif\n"
msgstr ""
"/*-\n"
" * Copyright (c) 2002 Networks Associates Technology, Inc.\n"
" * All rights reserved.\n"
" *\n"
" * This software was developed for the FreeBSD Project by ThinkSec AS and\n"
" * Network Associates Laboratories, the Security Research Division of\n"
" * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035\n"
" * (\"CBOSS\"), as part of the DARPA CHATS research program.\n"
" *\n"
" * Redistribution and use in source and binary forms, with or without\n"
" * modification, are permitted provided that the following conditions\n"
" * are met:\n"
" * 1. Redistributions of source code must retain the above copyright\n"
" *    notice, this list of conditions and the following disclaimer.\n"
" * 2. Redistributions in binary form must reproduce the above copyright\n"
" *    notice, this list of conditions and the following disclaimer in the\n"
" *    documentation and/or other materials provided with the distribution.\n"
" * 3. The name of the author may not be used to endorse or promote\n"
" *    products derived from this software without specific prior written\n"
" *    permission.\n"
" *\n"
" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND\n"
" * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n"
" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n"
" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\n"
" * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\n"
" * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\n"
" * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n"
" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\n"
" * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\n"
" * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n"
" * SUCH DAMAGE.\n"
" *\n"
" * $P4: //depot/projects/openpam/modules/pam_unix/pam_unix.c#3 $\n"
" * $FreeBSD$\n"
" */\n"
"\n"
"#include &lt;sys/param.h&gt;\n"
"\n"
"#include &lt;pwd.h&gt;\n"
"#include &lt;stdlib.h&gt;\n"
"#include &lt;stdio.h&gt;\n"
"#include &lt;string.h&gt;\n"
"#include &lt;unistd.h&gt;\n"
"\n"
"#include &lt;security/pam_modules.h&gt;\n"
"#include &lt;security/pam_appl.h&gt;\n"
"\n"
"#ifndef _OPENPAM\n"
"static char password_prompt[] = \"Password:\";\n"
"#endif\n"
"\n"
"#ifndef PAM_EXTERN\n"
"#define PAM_EXTERN\n"
"#endif\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_authenticate(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"#ifndef _OPENPAM\n"
"\tstruct pam_conv *conv;\n"
"\tstruct pam_message msg;\n"
"\tconst struct pam_message *msgp;\n"
"\tstruct pam_response *resp;\n"
"#endif\n"
"\tstruct passwd *pwd;\n"
"\tconst char *user;\n"
"\tchar *crypt_password, *password;\n"
"\tint pam_err, retry;\n"
"\n"
"\t/* identify user */\n"
"\tif ((pam_err = pam_get_user(pamh, &amp;user, NULL)) != PAM_SUCCESS)\n"
"\t\treturn (pam_err);\n"
"\tif ((pwd = getpwnam(user)) == NULL)\n"
"\t\treturn (PAM_USER_UNKNOWN);\n"
"\n"
"\t/* get password */\n"
"#ifndef _OPENPAM\n"
"\tpam_err = pam_get_item(pamh, PAM_CONV, (const void **)&amp;conv);\n"
"\tif (pam_err != PAM_SUCCESS)\n"
"\t\treturn (PAM_SYSTEM_ERR);\n"
"\tmsg.msg_style = PAM_PROMPT_ECHO_OFF;\n"
"\tmsg.msg = password_prompt;\n"
"\tmsgp = &amp;msg;\n"
"#endif\n"
"\tfor (retry = 0; retry &lt; 3; ++retry) {\n"
"#ifdef _OPENPAM\n"
"\t\tpam_err = pam_get_authtok(pamh, PAM_AUTHTOK,\n"
"\t\t    (const char **)&amp;password, NULL);\n"
"#else\n"
"\t\tresp = NULL;\n"
"\t\tpam_err = (*conv-&gt;conv)(1, &amp;msgp, &amp;resp, conv-&gt;appdata_ptr);\n"
"\t\tif (resp != NULL) {\n"
"\t\t\tif (pam_err == PAM_SUCCESS)\n"
"\t\t\t\tpassword = resp-&gt;resp;\n"
"\t\t\telse\n"
"\t\t\t\tfree(resp-&gt;resp);\n"
"\t\t\tfree(resp);\n"
"\t\t}\n"
"#endif\n"
"\t\tif (pam_err == PAM_SUCCESS)\n"
"\t\t\tbreak;\n"
"\t}\n"
"\tif (pam_err == PAM_CONV_ERR)\n"
"\t\treturn (pam_err);\n"
"\tif (pam_err != PAM_SUCCESS)\n"
"\t\treturn (PAM_AUTH_ERR);\n"
"\n"
"\t/* compare passwords */\n"
"\tif ((!pwd-&gt;pw_passwd[0] &amp;&amp; (flags &amp; PAM_DISALLOW_NULL_AUTHTOK)) ||\n"
"\t    (crypt_password = crypt(password, pwd-&gt;pw_passwd)) == NULL ||\n"
"\t    strcmp(crypt_password, pwd-&gt;pw_passwd) != 0)\n"
"\t\tpam_err = PAM_AUTH_ERR;\n"
"\telse\n"
"\t\tpam_err = PAM_SUCCESS;\n"
"#ifndef _OPENPAM\n"
"\tfree(password);\n"
"#endif\n"
"\treturn (pam_err);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_setcred(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_open_session(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_close_session(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SUCCESS);\n"
"}\n"
"\n"
"PAM_EXTERN int\n"
"pam_sm_chauthtok(pam_handle_t *pamh, int flags,\n"
"\tint argc, const char *argv[])\n"
"{\n"
"\n"
"\treturn (PAM_SERVICE_ERR);\n"
"}\n"
"\n"
"#ifdef PAM_MODULE_ENTRY\n"
"PAM_MODULE_ENTRY(\"pam_unix\");\n"
"#endif\n"

#. (itstool) path: appendix/title
#. (itstool) id: article.translate.xml#pam-sample-conv.title
#: article.translate.xml:1605
msgid "Sample PAM Conversation Function"
msgstr "Exemplo de função de conversação PAM"

#. (itstool) path: appendix/para
#: article.translate.xml:1608
msgid ""
"The conversation function presented below is a greatly simplified version of "
"OpenPAM's <citerefentry><refentrytitle>openpam_ttyconv</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry>. It is fully "
"functional, and should give the reader a good idea of how a conversation "
"function should behave, but it is far too simple for real-world use. Even if "
"you are not using OpenPAM, feel free to download the source code and adapt "
"<citerefentry><refentrytitle>openpam_ttyconv</refentrytitle><manvolnum>3</"
"manvolnum></citerefentry> to your uses; we believe it to be as robust as a "
"tty-oriented conversation function can reasonably get."
msgstr ""
"A função de conversação apresentada abaixo é uma versão bastante "
"simplificada do <citerefentry><refentrytitle>openpam_ttyconv</"
"refentrytitle><manvolnum></manvolnum></citerefentry> do OpenPAM. Ele é "
"totalmente funcional e deve dar ao leitor uma boa ideia de como uma função "
"de conversa deve se comportar, mas é simples demais para uso no mundo real. "
"Mesmo se você não estiver usando o OpenPAM, sinta-se à vontade para baixar o "
"código-fonte e adaptar <citerefentry><refentrytitle>openpam_ttyconv</"
"refentrytitle><manvolnum>3</manvolnum></citerefentry> aos seus usos; "
"acreditamos que seja tão robusto quanto uma função de conversa orientada "
"para tty pode razoavelmente ser."

#. (itstool) path: appendix/programlisting
#: article.translate.xml:1617
#, no-wrap
msgid ""
"/*-\n"
" * Copyright (c) 2002 Networks Associates Technology, Inc.\n"
" * All rights reserved.\n"
" *\n"
" * This software was developed for the FreeBSD Project by ThinkSec AS and\n"
" * Network Associates Laboratories, the Security Research Division of\n"
" * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035\n"
" * (\"CBOSS\"), as part of the DARPA CHATS research program.\n"
" *\n"
" * Redistribution and use in source and binary forms, with or without\n"
" * modification, are permitted provided that the following conditions\n"
" * are met:\n"
" * 1. Redistributions of source code must retain the above copyright\n"
" *    notice, this list of conditions and the following disclaimer.\n"
" * 2. Redistributions in binary form must reproduce the above copyright\n"
" *    notice, this list of conditions and the following disclaimer in the\n"
" *    documentation and/or other materials provided with the distribution.\n"
" * 3. The name of the author may not be used to endorse or promote\n"
" *    products derived from this software without specific prior written\n"
" *    permission.\n"
" *\n"
" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND\n"
" * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n"
" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n"
" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\n"
" * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\n"
" * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\n"
" * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n"
" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\n"
" * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\n"
" * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n"
" * SUCH DAMAGE.\n"
" *\n"
" * $FreeBSD$\n"
" */\n"
"\n"
"#include &lt;stdio.h&gt;\n"
"#include &lt;stdlib.h&gt;\n"
"#include &lt;string.h&gt;\n"
"#include &lt;unistd.h&gt;\n"
"\n"
"#include &lt;security/pam_appl.h&gt;\n"
"\n"
"int\n"
"converse(int n, const struct pam_message **msg,\n"
"\tstruct pam_response **resp, void *data)\n"
"{\n"
"\tstruct pam_response *aresp;\n"
"\tchar buf[PAM_MAX_RESP_SIZE];\n"
"\tint i;\n"
"\n"
"\tdata = data;\n"
"\tif (n &lt;= 0 || n &gt; PAM_MAX_NUM_MSG)\n"
"\t\treturn (PAM_CONV_ERR);\n"
"\tif ((aresp = calloc(n, sizeof *aresp)) == NULL)\n"
"\t\treturn (PAM_BUF_ERR);\n"
"\tfor (i = 0; i &lt; n; ++i) {\n"
"\t\taresp[i].resp_retcode = 0;\n"
"\t\taresp[i].resp = NULL;\n"
"\t\tswitch (msg[i]-&gt;msg_style) {\n"
"\t\tcase PAM_PROMPT_ECHO_OFF:\n"
"\t\t\taresp[i].resp = strdup(getpass(msg[i]-&gt;msg));\n"
"\t\t\tif (aresp[i].resp == NULL)\n"
"\t\t\t\tgoto fail;\n"
"\t\t\tbreak;\n"
"\t\tcase PAM_PROMPT_ECHO_ON:\n"
"\t\t\tfputs(msg[i]-&gt;msg, stderr);\n"
"\t\t\tif (fgets(buf, sizeof buf, stdin) == NULL)\n"
"\t\t\t\tgoto fail;\n"
"\t\t\taresp[i].resp = strdup(buf);\n"
"\t\t\tif (aresp[i].resp == NULL)\n"
"\t\t\t\tgoto fail;\n"
"\t\t\tbreak;\n"
"\t\tcase PAM_ERROR_MSG:\n"
"\t\t\tfputs(msg[i]-&gt;msg, stderr);\n"
"\t\t\tif (strlen(msg[i]-&gt;msg) &gt; 0 &amp;&amp;\n"
"\t\t\t    msg[i]-&gt;msg[strlen(msg[i]-&gt;msg) - 1] != '\\n')\n"
"\t\t\t\tfputc('\\n', stderr);\n"
"\t\t\tbreak;\n"
"\t\tcase PAM_TEXT_INFO:\n"
"\t\t\tfputs(msg[i]-&gt;msg, stdout);\n"
"\t\t\tif (strlen(msg[i]-&gt;msg) &gt; 0 &amp;&amp;\n"
"\t\t\t    msg[i]-&gt;msg[strlen(msg[i]-&gt;msg) - 1] != '\\n')\n"
"\t\t\t\tfputc('\\n', stdout);\n"
"\t\t\tbreak;\n"
"\t\tdefault:\n"
"\t\t\tgoto fail;\n"
"\t\t}\n"
"\t}\n"
"\t*resp = aresp;\n"
"\treturn (PAM_SUCCESS);\n"
" fail:\n"
"        for (i = 0; i &lt; n; ++i) {\n"
"                if (aresp[i].resp != NULL) {\n"
"                        memset(aresp[i].resp, 0, strlen(aresp[i].resp));\n"
"                        free(aresp[i].resp);\n"
"                }\n"
"        }\n"
"        memset(aresp, 0, n * sizeof *aresp);\n"
"\t*resp = NULL;\n"
"\treturn (PAM_CONV_ERR);\n"
"}\n"
msgstr ""
"/*-\n"
" * Copyright (c) 2002 Networks Associates Technology, Inc.\n"
" * All rights reserved.\n"
" *\n"
" * This software was developed for the FreeBSD Project by ThinkSec AS and\n"
" * Network Associates Laboratories, the Security Research Division of\n"
" * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035\n"
" * (\"CBOSS\"), as part of the DARPA CHATS research program.\n"
" *\n"
" * Redistribution and use in source and binary forms, with or without\n"
" * modification, are permitted provided that the following conditions\n"
" * are met:\n"
" * 1. Redistributions of source code must retain the above copyright\n"
" *    notice, this list of conditions and the following disclaimer.\n"
" * 2. Redistributions in binary form must reproduce the above copyright\n"
" *    notice, this list of conditions and the following disclaimer in the\n"
" *    documentation and/or other materials provided with the distribution.\n"
" * 3. The name of the author may not be used to endorse or promote\n"
" *    products derived from this software without specific prior written\n"
" *    permission.\n"
" *\n"
" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND\n"
" * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n"
" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n"
" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\n"
" * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\n"
" * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\n"
" * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n"
" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\n"
" * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\n"
" * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n"
" * SUCH DAMAGE.\n"
" *\n"
" * $FreeBSD$\n"
" */\n"
"\n"
"#include &lt;stdio.h&gt;\n"
"#include &lt;stdlib.h&gt;\n"
"#include &lt;string.h&gt;\n"
"#include &lt;unistd.h&gt;\n"
"\n"
"#include &lt;security/pam_appl.h&gt;\n"
"\n"
"int\n"
"converse(int n, const struct pam_message **msg,\n"
"\tstruct pam_response **resp, void *data)\n"
"{\n"
"\tstruct pam_response *aresp;\n"
"\tchar buf[PAM_MAX_RESP_SIZE];\n"
"\tint i;\n"
"\n"
"\tdata = data;\n"
"\tif (n &lt;= 0 || n &gt; PAM_MAX_NUM_MSG)\n"
"\t\treturn (PAM_CONV_ERR);\n"
"\tif ((aresp = calloc(n, sizeof *aresp)) == NULL)\n"
"\t\treturn (PAM_BUF_ERR);\n"
"\tfor (i = 0; i &lt; n; ++i) {\n"
"\t\taresp[i].resp_retcode = 0;\n"
"\t\taresp[i].resp = NULL;\n"
"\t\tswitch (msg[i]-&gt;msg_style) {\n"
"\t\tcase PAM_PROMPT_ECHO_OFF:\n"
"\t\t\taresp[i].resp = strdup(getpass(msg[i]-&gt;msg));\n"
"\t\t\tif (aresp[i].resp == NULL)\n"
"\t\t\t\tgoto fail;\n"
"\t\t\tbreak;\n"
"\t\tcase PAM_PROMPT_ECHO_ON:\n"
"\t\t\tfputs(msg[i]-&gt;msg, stderr);\n"
"\t\t\tif (fgets(buf, sizeof buf, stdin) == NULL)\n"
"\t\t\t\tgoto fail;\n"
"\t\t\taresp[i].resp = strdup(buf);\n"
"\t\t\tif (aresp[i].resp == NULL)\n"
"\t\t\t\tgoto fail;\n"
"\t\t\tbreak;\n"
"\t\tcase PAM_ERROR_MSG:\n"
"\t\t\tfputs(msg[i]-&gt;msg, stderr);\n"
"\t\t\tif (strlen(msg[i]-&gt;msg) &gt; 0 &amp;&amp;\n"
"\t\t\t    msg[i]-&gt;msg[strlen(msg[i]-&gt;msg) - 1] != '\\n')\n"
"\t\t\t\tfputc('\\n', stderr);\n"
"\t\t\tbreak;\n"
"\t\tcase PAM_TEXT_INFO:\n"
"\t\t\tfputs(msg[i]-&gt;msg, stdout);\n"
"\t\t\tif (strlen(msg[i]-&gt;msg) &gt; 0 &amp;&amp;\n"
"\t\t\t    msg[i]-&gt;msg[strlen(msg[i]-&gt;msg) - 1] != '\\n')\n"
"\t\t\t\tfputc('\\n', stdout);\n"
"\t\t\tbreak;\n"
"\t\tdefault:\n"
"\t\t\tgoto fail;\n"
"\t\t}\n"
"\t}\n"
"\t*resp = aresp;\n"
"\treturn (PAM_SUCCESS);\n"
" fail:\n"
"        for (i = 0; i &lt; n; ++i) {\n"
"                if (aresp[i].resp != NULL) {\n"
"                        memset(aresp[i].resp, 0, strlen(aresp[i].resp));\n"
"                        free(aresp[i].resp);\n"
"                }\n"
"        }\n"
"        memset(aresp, 0, n * sizeof *aresp);\n"
"\t*resp = NULL;\n"
"\treturn (PAM_CONV_ERR);\n"
"}\n"

#. (itstool) path: info/title
#. (itstool) id: article.translate.xml#pam-further.title
#: article.translate.xml:1723
msgid "Further Reading"
msgstr "Leitura Adicional"

#. (itstool) path: abstract/para
#: article.translate.xml:1727
msgid ""
"This is a list of documents relevant to PAM and related issues. It is by no "
"means complete."
msgstr ""
"Esta é uma lista de documentos relevantes para o PAM e questões "
"relacionadas. Não está de modo algum completo."

#. (itstool) path: bibliodiv/title
#: article.translate.xml:1733
msgid "Papers"
msgstr "Papers"

#. (itstool) path: biblioentry/citetitle
#: article.translate.xml:1736
msgid ""
"<link xlink:href=\"http://www.sun.com/software/solaris/pam/pam.external.pdf"
"\"> Making Login Services Independent of Authentication Technologies</link>"
msgstr ""
"<link xlink:href=\"http://www.sun.com/software/solaris/pam/pam.external.pdf"
"\">Tornando os serviços de login independentes das tecnologias de "
"autenticação</link>"

#. (itstool) path: authorgroup/author
#: article.translate.xml:1740
msgid ""
"<personname><surname>Samar</surname><firstname>Vipin</firstname></personname>"
msgstr ""
"<personname><surname>Samar</surname><firstname>Vipin</firstname></personname>"

#. (itstool) path: authorgroup/author
#: article.translate.xml:1741
msgid ""
"<personname><surname>Lai</surname><firstname>Charlie</firstname></personname>"
msgstr ""
"<personname><surname>Lai</surname><firstname>Charlie</firstname></personname>"

#. (itstool) path: biblioentry/orgname
#: article.translate.xml:1743 article.translate.xml:1768
#: article.translate.xml:1788
msgid "Sun Microsystems"
msgstr "Sun Microsystems"

#. (itstool) path: biblioentry/citetitle
#: article.translate.xml:1747
msgid ""
"<link xlink:href=\"http://www.opengroup.org/pubs/catalog/p702.htm\">X/Open "
"Single Sign-on Preliminary Specification</link>"
msgstr ""
"<link xlink:href=\"http://www.opengroup.org/pubs/catalog/p702.htm"
"\">Especificação Preliminar do X/Open Single Sign-on</link>"

#. (itstool) path: biblioentry/orgname
#: article.translate.xml:1749
msgid "The Open Group"
msgstr "O grupo aberto"

#. (itstool) path: biblioentry/biblioid
#: article.translate.xml:1750
msgid "1-85912-144-6"
msgstr "1-85912-144-6"

#. (itstool) path: biblioentry/pubdate
#: article.translate.xml:1751
msgid "June 1997"
msgstr "Junho de 1997"

#. (itstool) path: biblioentry/citetitle
#: article.translate.xml:1755
msgid ""
"<link xlink:href=\"http://www.kernel.org/pub/linux/libs/pam/pre/doc/current-"
"draft.txt\"> Pluggable Authentication Modules</link>"
msgstr ""
"<link xlink:href=\"http://www.kernel.org/pub/linux/libs/pam/pre/doc/current-"
"draft.txt\">Módulos de autenticação plugáveis​​</link>"

#. (itstool) path: biblioentry/author
#: article.translate.xml:1757 article.translate.xml:1783
msgid ""
"<personname><surname>Morgan</surname><firstname>Andrew</firstname><othername "
"role=\"mi\">G.</othername></personname>"
msgstr ""
"<personname><surname>Morgan</surname><firstname>Andrew</firstname><othername "
"role=\"mi\">G.</othername></personname>"

#. (itstool) path: biblioentry/pubdate
#: article.translate.xml:1758
msgid "1999-10-06"
msgstr "06-10-1999"

#. (itstool) path: bibliodiv/title
#: article.translate.xml:1763
msgid "User Manuals"
msgstr "Manuais do usuário"

#. (itstool) path: biblioentry/citetitle
#: article.translate.xml:1766
msgid ""
"<link xlink:href=\"http://www.sun.com/software/solaris/pam/pam.admin.pdf"
"\">PAM Administration</link>"
msgstr ""
"<link xlink:href=\"http://www.sun.com/software/solaris/pam/pam.admin.pdf"
"\">Administração do PAM</link>"

#. (itstool) path: bibliodiv/title
#: article.translate.xml:1773
msgid "Related Web pages"
msgstr "Páginas Web relacionadas"

#. (itstool) path: biblioentry/citetitle
#: article.translate.xml:1776
msgid ""
"<link xlink:href=\"http://openpam.sourceforge.net/\">OpenPAM homepage</link>"
msgstr ""
"<link xlink:href=\"http://openpam.sourceforge.net/\">Homepage do OpenPAM</"
"link>"

#. (itstool) path: biblioentry/author
#: article.translate.xml:1777
msgid ""
"<personname><surname>Smørgrav</surname><firstname>Dag-Erling</firstname></"
"personname>"
msgstr ""
"<personname><surname>Smørgrav</surname><firstname>Dag-Erling</firstname></"
"personname>"

#. (itstool) path: biblioentry/orgname
#: article.translate.xml:1778
msgid "ThinkSec AS"
msgstr "ThinkSec AS"

#. (itstool) path: biblioentry/citetitle
#: article.translate.xml:1782
msgid ""
"<link xlink:href=\"http://www.kernel.org/pub/linux/libs/pam/\">Linux-PAM "
"homepage</link>"
msgstr ""
"<link xlink:href=\"http://www.kernel.org/pub/linux/libs/pam/\">Página "
"inicial do Linux-PAM</link>"

#. (itstool) path: biblioentry/citetitle
#: article.translate.xml:1787
msgid ""
"<link xlink:href=\"http://wwws.sun.com/software/solaris/pam/\">Solaris PAM "
"homepage</link>"
msgstr ""
"<link xlink:href=\"http://wwws.sun.com/software/solaris/pam/\">Página "
"inicial do Solaris PAM</link>"