From ecacd12edb99d739f012912174233320c5f8262f Mon Sep 17 00:00:00 2001 From: markm Date: Tue, 28 Jan 2003 22:58:14 +0000 Subject: Update for OpenSSL 0.9.7. No assembler code at the moment. This will follow. --- .../libssl/man/SSL_COMP_add_compression_method.3 | 197 +++++++++++++++++++++ 1 file changed, 197 insertions(+) create mode 100644 secure/lib/libssl/man/SSL_COMP_add_compression_method.3 (limited to 'secure/lib/libssl/man/SSL_COMP_add_compression_method.3') diff --git a/secure/lib/libssl/man/SSL_COMP_add_compression_method.3 b/secure/lib/libssl/man/SSL_COMP_add_compression_method.3 new file mode 100644 index 0000000..a71b9a8 --- /dev/null +++ b/secure/lib/libssl/man/SSL_COMP_add_compression_method.3 @@ -0,0 +1,197 @@ +.\" Automatically generated by Pod::Man version 1.15 +.\" Mon Jan 13 19:34:26 2003 +.\" +.\" Standard preamble: +.\" ====================================================================== +.de Sh \" Subsection heading +.br +.if t .Sp +.ne 5 +.PP +\fB\\$1\fR +.PP +.. +.de Sp \" Vertical space (when we can't use .PP) +.if t .sp .5v +.if n .sp +.. +.de Ip \" List item +.br +.ie \\n(.$>=3 .ne \\$3 +.el .ne 3 +.IP "\\$1" \\$2 +.. +.de Vb \" Begin verbatim text +.ft CW +.nf +.ne \\$1 +.. +.de Ve \" End verbatim text +.ft R + +.fi +.. +.\" Set up some character translations and predefined strings. \*(-- will +.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left +.\" double quote, and \*(R" will give a right double quote. | will give a +.\" real vertical bar. \*(C+ will give a nicer C++. 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This +list is globally maintained for all \s-1SSL\s0 operations within this application. +It cannot be set for specific \s-1SSL_CTX\s0 or \s-1SSL\s0 objects. +.SH "NOTES" +.IX Header "NOTES" +The \s-1TLS\s0 standard (or SSLv3) allows the integration of compression methods +into the communication. The \s-1TLS\s0 \s-1RFC\s0 does however not specify compression +methods or their corresponding identifiers, so there is currently no compatible +way to integrate compression with unknown peers. It is therefore currently not +recommended to integrate compression into applications. Applications for +non-public use may agree on certain compression methods. Using different +compression methods with the same identifier will lead to connection failure. +.PP +An OpenSSL client speaking a protocol that allows compression (SSLv3, TLSv1) +will unconditionally send the list of all compression methods enabled with +\&\fISSL_COMP_add_compression_method()\fR to the server during the handshake. +Unlike the mechanisms to set a cipher list, there is no method available to +restrict the list of compression method on a per connection basis. +.PP +An OpenSSL server will match the identifiers listed by a client against +its own compression methods and will unconditionally activate compression +when a matching identifier is found. There is no way to restrict the list +of compression methods supported on a per connection basis. +.PP +The OpenSSL library has the compression methods \fB\f(BICOMP_rle()\fB\fR and (when +especially enabled during compilation) \fB\f(BICOMP_zlib()\fB\fR available. +.SH "WARNINGS" +.IX Header "WARNINGS" +Once the identities of the compression methods for the \s-1TLS\s0 protocol have +been standardized, the compression \s-1API\s0 will most likely be changed. Using +it in the current state is not recommended. +.SH "RETURN VALUES" +.IX Header "RETURN VALUES" +\&\fISSL_COMP_add_compression_method()\fR may return the following values: +.Ip "1" 4 +.IX Item "1" +The operation succeeded. +.Ip "0" 4 +The operation failed. Check the error queue to find out the reason. +.SH "SEE ALSO" +.IX Header "SEE ALSO" +ssl(3) -- cgit v1.1