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diff --git a/lib/ssl/doc/src/notes.xml b/lib/ssl/doc/src/notes.xml new file mode 100644 index 0000000000..14dfe616ba --- /dev/null +++ b/lib/ssl/doc/src/notes.xml @@ -0,0 +1,1132 @@ +<?xml version="1.0" encoding="latin1" ?> +<!DOCTYPE chapter SYSTEM "chapter.dtd"> + +<chapter> + <header> + <copyright> + <year>1999</year><year>2009</year> + <holder>Ericsson AB. All Rights Reserved.</holder> + </copyright> + <legalnotice> + The contents of this file are subject to the Erlang Public License, + Version 1.1, (the "License"); you may not use this file except in + compliance with the License. You should have received a copy of the + Erlang Public License along with this software. If not, it can be + retrieved online at http://www.erlang.org/. + + Software distributed under the License is distributed on an "AS IS" + basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + the License for the specific language governing rights and limitations + under the License. + + </legalnotice> + + <title>SSL Release Notes</title> + <prepared>Peter Högfeldt</prepared> + <docno></docno> + <date>2003-08-03</date> + <rev>G</rev> + <file>notes.xml</file> + </header> + <p>This document describes the changes made to the SSL application. + </p> + +<section><title>SSL 3.10.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A ticker process could potentially be blocked + indefinitely trying to send a tick to a node not + responding. If this happened, the connection would not be + brought down as it should.</p> + <p> This requires erts-5.7.4 and kernel-2.13.4 or later + to be able to get the erlang distribution over ssl to work.</p> + <p> + Own Id: OTP-8218</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + The documentation is now built with open source tools + (xsltproc and fop) that exists on most platforms. One + visible change is that the frames are removed.</p> + <p> + Own Id: OTP-8250</p> + </item> + <item> + <p> + Code cleanup from Kostis.</p> + <p> + Own Id: OTP-8260</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 3.10.6</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The ssl:ssl_accept/3 issue was not properly fixed in the + previous patch, see OTP-8244.</p> + <p> + Own Id: OTP-8275 Aux Id: seq11451 </p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 3.10.5</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Allow clients to not send certificates if option + <c>fail_if_no_peer_cert</c> was not set.</p> + <p> + Own Id: OTP-8224</p> + </item> + <item> + <p>A ssl:ssl_accept/3 could crash a connection if the + timing was wrong.</p> <p>Removed info message if the + socket closed without a proper disconnect from the ssl + layer. </p> <p>ssl:send/2 is now blocking until the + message is sent.</p> + <p> + Own Id: OTP-8244 Aux Id: seq11420 </p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 3.10.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A client could avoid a certificate check if the client + code didn't send the requested certificate.</p> + <p> + Own Id: OTP-8137</p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 3.10.3</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>Packet handling was not implemented correctly.</p> + <p>Inet option handling support have been improved.</p> + <p>The <c>verify_fun</c> is now invoked even if + verify_peer is used, that implies that by default + {bad_cert,unknown_ca} is an accepted fault during the + client connection phase. The check can still be done by + suppling another verify_fun.</p> + <p> + Own Id: OTP-8011 Aux Id: seq11287 </p> + </item> + </list> + </section> + +</section> + + +<section><title>SSL 3.10.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A "new_ssl" socket was not closed if the controlling + process died without calling ssl:close/1.</p> + <p> + Own Id: OTP-7963 Aux Id: seq11276 </p> + </item> + </list> + </section> + +</section> + +<section><title>SSL 3.10.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed bug that caused the ssl handshake finished message + to be calculated wrongly under the circumstances that the + server did not send the trusted cert and that the + previous cert did not have the extension telling us the + trusted certs name. This manifested it self as + bad_record_mac alert from the server.</p> + <p> + Own Id: OTP-7878</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + The cacertsfile option is now optional for ssl servers.</p> + <p> + Own Id: OTP-7656</p> + </item> + <item> + <p> + For the ssl client the options cacertfile, certfile and + keyfile are now optional as they are not always needed + depending on configuration of the client itself and the + configuration of the server. Also as PEM-files may + contain more than one entry the keyfile option will + default to the same file as given by the certfile option.</p> + <p> + Own Id: OTP-7870</p> + </item> + <item> + <p> + Added new ssl client option verify_fun.</p> + <p> + Own Id: OTP-7871</p> + </item> + </list> + </section> + +</section> + + <section><title>SSL 3.10</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Error log entries are now formatted correctly.</p> + <p> + Own Id: OTP-7258</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + All handling of X509-certificates and public keys have + been moved to the new application public_key.</p> + <p> + Own Id: OTP-6894</p> + </item> + <item> + <p> + New ssl now supports SSL-3.0 and TLS-1.0</p> + <p> + Own Id: OTP-7037</p> + </item> + <item> + <p> + New ssl now supports all inet-packet types.</p> + <p> + Own Id: OTP-7039</p> + </item> + <item> + <p> + The new ssl-server is now able to send a certificate + request to the client. However new options may be + introduced later to fully support all features regarding + certificate requests.</p> + <p> + Own Id: OTP-7150</p> + </item> + </list> + </section> + + + <section><title>Known Bugs and Problems</title> + <list> + <item> + <p> + Running erlang distribution over ssl don't work as + described in the documentation.</p> + <p> + Own Id: OTP-7536</p> + </item> + </list> + </section> + + </section> + + + <section><title>SSL 3.9</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + ssl_prim.erl was passing an FD rather than an #sslsocket + to ssl_broker:ssl_accept_prim. This could cause problems + in the deprecated accept function, this will not cause + any more problems however this function is deprecated!</p> + <p> + Own Id: OTP-6926</p> + </item> + <item> + <p> + Erlang distribution over ssl was broken after R11B-0, + this has now been fixed.</p> + <p> + Own Id: OTP-7004</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + All inet options are available in the new ssl + implementation that is released as a alfa in ssl-3.9 and + will replace the old implementation in ssl-4.0. This will + not be fixed in the old implementation.</p> + <p> + Own Id: OTP-4677</p> + </item> + <item> + <p> + The new ssl implementation released as a alfa in this + version supports upgrading of a tcp connection to a ssl + connection so that http client and servers may implement + RFC 2817.</p> + <p> + Own Id: OTP-5510</p> + </item> + <item> + <p>A new implementation of ssl is released as a alfa + version in ssl-3.9 it will later replace the old + implementation in ssl-4.0. The new implementation can be + accessed by providing the option {ssl_imp, new} to the + ssl:connect and ssl:listen functions.</p> + <p>The new implementation is Erlang based and all logic + is in Erlang and only payload encryption calculations are + done in C via the crypto application. The main reason for + making a new implementation is that the old solution was + very crippled as the control of the ssl-socket was deep + down in openssl making it hard if not impossible to + support all inet options, ipv6 and upgrade of a tcp + connection to a ssl connection. The alfa version has a + few limitations that will be removed before the ssl-4.0 + release. Main differences and limitations in the alfa are + listed below.</p> + + <list type="bulleted"> <item>New ssl requires the crypto + application.</item> <item>The option reuseaddr is + supported and the default value is false as in gen_tcp. + Old ssl is patched to accept that the option is set to + true to provide a smoother migration between the + versions. In old ssl the option is hard coded to + true.</item> <item>ssl:version/0 is replaced by + ssl:versions/0</item> <item>ssl:ciphers/0 is replaced by + ssl:cipher_suites/0</item> <item>ssl:pid/1 is a + meaningless function in new ssl and will be deprecated in + ssl-4.0 until it is removed it will return a valid but + meaningless pid.</item> <item>New API functions are + ssl:shutdown/2, ssl:cipher_suites/[0,1] and + ssl:versions/0</item> <item>Diffie-Hellman keyexchange is + not supported.</item> <item>Not all inet packet types are + supported.</item> <item>CRL and policy certificate + extensions are not supported.</item> <item>In this alfa + only sslv3 is enabled, although tlsv1 and tlsv1.1 + versions are implemented and will be supported in future + versions.</item> <item>For security reasons sslv2 is not + supported.</item> </list> + <p> + Own Id: OTP-6619</p> + </item> + <item> + <p> + New ssl implementation, released as alfa in ssl-3.9, + supports ipv6. It will not be supported in the old + implementation.</p> + <p> + Own Id: OTP-6637 Aux Id: OTP-6636 </p> + </item> + </list> + </section> + + </section> + + <section> + <title>SSL 3.1.1.1</title> + + <section> + <title>Minor Makefile changes</title> + <list type="bulleted"> + <item> + <p>Removed use of <c>erl_flags</c> from Makefile.</p> + <p>Own Id: OTP-6689</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.1.1</title> + + <section> + <title>Crash on error in ssl_accept</title> + <list type="bulleted"> + <item> + <p>A bug in ssl_accept could cause all ssl + connections to hang when a connection + attempt was closed by the client while + the server was in <c>ssl_accept</c>.</p> + <p>Own Id: OTP-6612 Aux Id: seq10599</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.1</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>SSL now uses a two-phase accept, with a separate accept + calls for the socket and the ssl protocol. This avoids + timeouts when a client doesn't initiate ssl handshake.</p> + <p>With the old implementation of accept, the server + was locked by a client, if the client didn't do + proper ssl handshake.</p> + <p>Own Id: OTP-6418 Aux Id: seq10105</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.0.12</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>An integer array pointing to a struct pollfd array, is + now reset before file descriptors are collected to be + included in a call to poll(). This is to prevent file + descriptors to be mixed up.</p> + <p>Own Id: OTP-6084</p> + </item> + <item> + <p>The generation of the module ssl_pkix_oid contained + multiple identifiers, which made the mapping between + atoms and identifiers not one-to-one.</p> + <p>Own Id: OTP-6085</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.0.11</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>The state of a connection in active mode could be in a + restrictive state, so that an internal tcp_closed message + was incorrectly considered illegal, resulting in a + premature termination of the connection process.</p> + <p>Own Id: OTP-5972 Aux Id: seq10188 </p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.0.10</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>Erlang distribution over SSL was broken. Corrected. + (Thanks to Fredrik Thulin.)</p> + <p>Own Id: OTP-5863</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.0.9</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>The port program for the ssl application could waste huge + amounts of CPU time if a write could not be completed + directly and was put in the write queue. (Only on platforms + where poll() is used, such as Solaris and Linux.)</p> + <p>Own Id: OTP-5784</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.0.8</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>A process reading only a portion of a sufficiently large + amount of data from an accepted socket, and then quering + the ssl library (e.g. ssl:getpeername()), would cause a + global deadlock in the esock port program.</p> + <p>Own Id: OTP-5702</p> + </item> + <item> + <p>A spelling error in the module <c>ssl_pkix</c> caused the + call to <c>ssl:peercert/2</c> to fail when the option + <c>subject</c> was used.</p> + <p>Own Id: OTP-5708</p> + </item> + <item> + <p>Because fopen() on Solaris 8 can't handle file + descriptor numbers above 255, reading of certificate + files would fail if all file descriptors below 256 were + in use (typically, if many connections were open). This + problem has been worked around.</p> + <p>The ssl application's port program used to use + select(), which meant that it could not handle more than + FD_SETSIZE file descriptors (usually 1024). To eliminate + that limitation, poll() is now used on all platforms that + support it.</p> + <p>Solaris/Sparc, 64-bit emulator: The SO_REUSEADDR + option was not set for listen sockets, which essentially + made the ssl application unusable. Corrected.</p> + <p>The default listen queue size for ssl port program was + changed to 128 (from 5).</p> + <p>Own Id: OTP-5755 Aux Id: seq10068 </p> + </item> + </list> + </section> + </section> + + <section> + <title>Ssl 3.0.7</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>The R/W buffer length i esock.c was too small. It has + been increased from 4k to 32k.</p> + <p>Own Id: OTP-5620</p> + </item> + </list> + </section> + </section> + + <section> + <title>Ssl 3.0.6</title> + + <section> + <title>Improvements and New Features</title> + <list type="bulleted"> + <item> + <p>A configuration option for choosing protocol versions has + been added (<c>sslv2</c>, <c>sslv3</c>, and + <c>tlsv1</c>).</p> + <p>Own Id: OTP-5429 Aux Id: seq9755 </p> + </item> + </list> + </section> + </section> + + <section> + <title>Ssl 3.0.5</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>Linked in drivers in the crypto, and asn1 applications + are now compiled with the -D_THREAD_SAFE and -D_REENTRANT + switches on unix when the emulator has thread support + enabled.</p> + <p>Linked in drivers on MacOSX are not compiled with the + undocumented -lbundle1.o switch anymore. Thanks to Sean + Hinde who sent us a patch.</p> + <p>Linked in driver in crypto, and port programs in ssl, now + compiles on OSF1.</p> + <p>Minor makefile improvements in runtime_tools.</p> + <p>Own Id: OTP-5346</p> + </item> + </list> + </section> + </section> + + <section> + <title>Ssl 3.0.4</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p><c>ssl:recv/3</c> with finite timeout value, closed the + connection at timeout.</p> + <p>Own Id: OTP-4882</p> + </item> + </list> + </section> + </section> + + <section> + <title>Ssl 3.0.3</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>When a file descriptor was marked for closing, and and + end-of-file condition had already been detected, the file + descriptor was never closed.</p> + <p>Own Id: OTP-5093 Aux Id: seq8806 </p> + </item> + <item> + <p>When the number of open file descriptors reached + FD_SETSIZE, the SSL port program entered a busy loop.</p> + <p>Own Id: OTP-5094 Aux Id: seq8806 </p> + </item> + </list> + </section> + + <section> + <title>Improvements and New Features</title> + <list type="bulleted"> + <item> + <p>The SSL application now supports SSL sessions for + servers, which typically speeds up HTTP requests from + browsers.</p> + <p>Own Id: OTP-5095</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 3.0.2</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>The UTF8String type is now defined in asn1-1.4.4.2 and + later. Therefore the definitions of UTF8String has been + removed from the ASN.1 modules PKIX1Explicit88.asn1 and + PKIXAttributeCertificate.asn1. The SSL application can now + only be built using asn-1.4.4.2 or later.</p> + <p>OwnId: OTP-4971.</p> + </item> + </list> + </section> + + <section> + <title>Known Bugs and Problems</title> + <p>See SSL-3.0. + </p> + </section> + </section> + + <section> + <title>SSL 3.0.1</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>An unexpected object identifier would crash <c>ssl:peercert</c>. </p> + <p>OwnId: OTP-4771.</p> + </item> + </list> + </section> + + <section> + <title>Known Bugs and Problems</title> + <p>See SSL-3.0. + </p> + </section> + </section> + + <section> + <title>SSL 3.0</title> + + <section> + <title>Improvements and New Features</title> + <list type="bulleted"> + <item> + <p>The <c>cache_timout</c> option was silently ignored. It had + to do with SSL sessions, where multiple connections can occur. + Since the Erlang SSL application does not support sessions the + option is still ignored, and consequently the documentation + about it has been removed.</p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>The Erlang SSL application is now based on OpenSSL version + 0.9.7a. OpenSSL 0.9.6 should also work.</p> + <p>OwnId: OTP-4002</p> + </item> + <item> + <p>When connecting it is now possible to bind to a local address + and local port. </p> + <p>OwnId: OTP-4675</p> + </item> + <item> + <p>The <c>ssl_esock</c> port program is now part of the + distribution and thus does not have to be created + explicitly. It is dynamically linked to OpenSSL + libraries in a "standard" location (typically + <c>/usr/local/lib</c> on UNIX; in the path on Win32).</p> + <p>OwnId: + OTP-4676</p> + </item> + <item> + <p>The new functions <c>ssl:peercert/1/2</c> provide information + from the certificate of a peer of a connection.</p> + <p>OwnId: OTP-4680 + <br></br> +Aux Id: seq7688</p> + </item> + <item> + <p>The function <c>ssl:port/1</c> has been removed from the + documentation, but not from the <c>ssl</c> interface module. + The recommendation is to use <c>ssl:peername/1</c> + instead, which provides both address and port of the peer.</p> + <p>OwnId: OTP-4681 </p> + </item> + <item> + <p>New User's Guide documentation has been added.</p> + <p>OwnId: OTP-4682 </p> + </item> + <item> + <p>The old <c>ssl_socket</c> interface has been removed and also + the documentation of it. </p> + <p>OwnId: OTP-4683 </p> + </item> + <item> + <p>The use of ephemeral RSA keys is now supported. It is + a global configuration option (see the ssl(6) manual page).</p> + <p>OwnId: OTP-4691.</p> + </item> + </list> + </section> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>The option <c>cacertfile</c> is now in effect, and can + therefore no longer be set with the OS environment + variable SSL_CERT_FILE (which did set the same value for + all connections). </p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>There was a synchronization error at closing of an SSL + connection. </p> + <p>OwnId: OTP-4435 + <br></br> +Aux Id: seq7534</p> + </item> + <item> + <p>C macros in <c>debuglog.c</c> were not ANSI C compliant.</p> + <p>OwnId: OTP-4674</p> + </item> + <item> + <p>The <c>binary</c> option was not properly handled.</p> + <p>OwnId: OTP-4678</p> + </item> + <item> + <p>The <c>ssl:format_error/1</c> did not consider <c>inet</c> + error codes, nor did it have a catch all for unknown error + codes.</p> + <p>OwnId: OTP-4679</p> + </item> + </list> + </section> + + <section> + <title>Known Bugs and Problems</title> + <list type="bulleted"> + <item> + <p>Change of controlling process in not OTP compliant. </p> + <p>OwnId; OTP-4712</p> + </item> + <item> + <p>There is still no way to restrict the cipher sizes. </p> + <p>OwnId: OTP-4712</p> + </item> + <item> + <p>The <c>keep_alive</c> and <c>reuse_addr</c> options will be + added in a future release. </p> + <p>OwnId: OTP-4677</p> + </item> + <item> + <p>There is currently no way to restrict the SSL/TLS + protocol versions to use. In a future release this will be + supported as a configuration option, and as an option for + each connection as well. </p> + <p>OwnId: OTP-4711.</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 2.3.6</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>There was a synchronization error at closing, which could + result in that an SSL socket was removed prematurely, resulting + in that a user process referring to it received an unexpected + exit.</p> + <p>OwnId: OTP-4435 + <br></br> +Aux Id: seq7600</p> + </item> + </list> + </section> + + <section> + <title>Known Bugs and Problems</title> + <p>See SSL 2.2 . </p> + </section> + </section> + + <section> + <title>SSL 2.3.5</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>Setting of the option `nodelay' caused the SSL port program + to dump core.</p> + <p>OwnId: OTP-4380 + <br></br> +Aux Id: -</p> + </item> + <item> + <p>Setting of the option '{active, once}' in <c>setopts</c> was + wrong, causing a correct socket message to be regarded as + erroneous. </p> + <p>OwnId: OTP-4380 + <br></br> +Aux Id: -</p> + </item> + <item> + <p>A self-signed peer certificate was always rejected with the + error `eselfsignedcert', irrespective of the `depth' value. </p> + <p>OwnId: OTP-4374 + <br></br> +Aux Id: seq7417</p> + </item> + </list> + </section> + + <section> + <title>Known Bugs and Problems</title> + <p>See SSL 2.2 . </p> + </section> + </section> + + <section> + <title>SSL 2.3.4</title> + + <section> + <title>Improvements and New Features</title> + <list type="bulleted"> + <item> + <p>All TCP options allowed in gen_tcp, are now also allowed in + SSL, except the option <c>{reuseaddr, Boolean}</c>. A new + function <c>getopts</c> has been added to the SSL interface + module <c>ssl</c>. </p> + <p>OwnId: OTP-4305, OTP-4159</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 2.3.3</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>The roles of the SSLeay and OpenSSL packages has been + clarified in the ssl(6) application manual page. Also + the URLs from which to download SSLeay has been updated.</p> + <p>OwnId: OTP-4002 + <br></br> +Aux Id: seq5269</p> + </item> + <item> + <p>A call to <c>ssl:listen(Port, Options)</c> with + <c>Options = []</c> resulted in the cryptic <c>{error, ebadf}</c> return value. The return value has been changed + to <c>{error, enooptions}</c>, and the behaviour has been + documented in the <c>listen/2</c> function.</p> + <p>OwnId: OTP-4016 + <br></br> +Aux Id: seq7006</p> + </item> + <item> + <p>Use of the option <c>{nodelay, boolean()}</c> crashed + the <c>ssl_server</c>.</p> + <p>OwnId: OTP-4070 + <br></br> +Aux Id:</p> + </item> + <item> + <p>A bug caused the Erlang distribution over ssl to fail. + This bug has now been fixed.</p> + <p>OwnId: OTP-4072 + <br></br> +Aux Id:</p> + </item> + <item> + <p>On Windows when the SSL port program encountered an + error code not anticipated it crashed. </p> + <p>OwnId: OTP-4132 + <br></br> +Aux Id:</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 2.3.2</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>The <c>ssl:accept/1-2</c> function sometimes returned + <c>{error, {What, Where}}</c> instead of <c>{error, What}</c>, where <c>What</c> is an atom. </p> + <p>OwnId: OTP-3775 + <br></br> +Aux Id: seq4991</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 2.3.1</title> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>Sometimes the SSL portprogram would loop in an accept + loop, without terminating even when the SSL application + was stopped.. </p> + <p>OwnId: OTP-3691</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 2.3</title> + <p>Functions have been added to SSL to experimentally support + Erlang distribution. + </p> + </section> + + <section> + <title>SSL 2.2.1</title> + <p>The 2.2.1 version of SSL provides code replacement in runtime + by upgrading from, or downgrading to, versions 2.1 and 2.2. + </p> + </section> + + <section> + <title>SSL 2.2</title> + + <section> + <title>Improvements and New Features</title> + <list type="bulleted"> + <item> + <p>The restriction that only the creator of an SSL socket can + read from and write to the socket has been lifted.</p> + <p>OwnId: OTP-3301</p> + </item> + <item> + <p>The option <c>{packet, cdr}</c> for SSL sockets has been added, + which means that SSL sockets also supports CDR encoded packets.</p> + <p>OwnId: OTP-3302</p> + </item> + </list> + </section> + + <section> + <title>Known Bugs and Problems</title> + <list type="bulleted"> + <item> + <p>Setting of a CA certificate file with the <c>cacertfile</c> + option (in calls to <c>ssl:accept/1/2</c> or + <c>ssl:connect/3/4</c>) does not work due to weaknesses + in the SSLeay package. </p> + <p>A work-around is to set the OS environment variable + <c>SSL_CERT_FILE</c> before SSL is started. However, then + the CA certificate file will be global for all connections.</p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>When changing controlling process of an SSL socket, a + temporary process is started, which is not gen_server + compliant.</p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>Although there is a <c>cache</c> timeout option, it is + silently ignored.</p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>There is currently no way to restrict the cipher sizes.</p> + <p>OwnId: OTP-3146</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 2.1</title> + + <section> + <title>Improvements and New Features</title> + <list type="bulleted"> + <item> + <p>The set of possible error reasons has been extended to + contain diagnostics on erroneous certificates and failures + to verify certificates.</p> + <p>OwnId: OTP-3145</p> + </item> + <item> + <p>The maximum number of simultaneous SSL connections on + Windows has been increased from 31 to 127.</p> + <p>OwnId: OTP-3145</p> + </item> + </list> + </section> + + <section> + <title>Fixed Bugs and Malfunctions</title> + <list type="bulleted"> + <item> + <p>A dead-lock occurring when write queues are not empty has + been removed. </p> + <p>OwnId: OTP-3145</p> + </item> + <item> + <p>Error reasons have been unified and changed.</p> + <p>(** POTENTIAL INCOMPATIBILITY **)</p> + <p>OwnId: OTP-3145</p> + </item> + <item> + <p>On Windows a check of the existence of the environment + variable <c>ERLSRV_SERVICE_NAME</c> has been added. If + that variable is defined, the port program of the SSL + application will not terminated when a user logs off.</p> + <p>OwnId: OTP-3145</p> + </item> + <item> + <p>An error in the setting of the <c>nodelay</c> option + has been corrected.</p> + <p>OwnId: OTP-3145</p> + </item> + <item> + <p>The confounded notions of verify mode and verify depth has + been corrected. The option <c>verifydepth</c> has been + removed, and the two separate options <c>verify</c> and + <c>depth</c> has been added.</p> + <p>(** POTENTIAL INCOMPATIBILITY **)</p> + <p>OwnId: OTP-3145</p> + </item> + </list> + </section> + + <section> + <title>Known Bugs and Problems</title> + <list type="bulleted"> + <item> + <p>Setting of a CA certificate file with the <c>cacertfile</c> + option (in calls to <c>ssl:accept/1/2</c> or + <c>ssl:connect/3/4</c>) does not work due to weaknesses + in the SSLeay package. </p> + <p>A work-around is to set the OS environment variable + <c>SSL_CERT_FILE</c> before SSL is started. However, then + the CA certificate file will be global for all connections.</p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>When changing controlling process of an SSL socket, a + temporary process is started, which is not gen_server + compliant.</p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>Although there is a <c>cache</c> timeout option, it is + silently ignored.</p> + <p>OwnId: OTP-3146</p> + </item> + <item> + <p>There is currently no way to restrict the cipher sizes.</p> + <p>OwnId: OTP-3146</p> + </item> + </list> + </section> + </section> + + <section> + <title>SSL 2.0</title> + <p>A complete new version of SSL with separate I/O channels + for all connections with non-blocking I/O multiplexing.</p> + </section> +</chapter> + + |