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Edit File : EVP_rc2_cfb.3 \| Size : 6.07 KB
.\" Automatically generated by Pod::Man 4.11 (Pod::Simple 3.35) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .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. \(C+ will .\" give a nicer C++. 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Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" EVP_rc2_cbc, EVP_rc2_cfb, EVP_rc2_cfb64, EVP_rc2_ecb, EVP_rc2_ofb, EVP_rc2_40_cbc, EVP_rc2_64_cbc \&\- EVP RC2 cipher .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& #include <openssl/evp.h> \& \& const EVP_CIPHER EVP_rc2_cbc(void) \& const EVP_CIPHER EVP_rc2_cfb(void) \& const EVP_CIPHER EVP_rc2_cfb64(void) \& const EVP_CIPHER EVP_rc2_ecb(void) \& const EVP_CIPHER EVP_rc2_ofb(void) \& const EVP_CIPHER EVP_rc2_40_cbc(void) \& const EVP_CIPHER EVP_rc2_64_cbc(void) .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" The \s-1RC2\s0 encryption algorithm for \s-1EVP.\s0 .IP "\fBEVP_rc2_cbc()\fR, \fBEVP_rc2_cfb()\fR, \fBEVP_rc2_cfb64()\fR, \fBEVP_rc2_ecb()\fR, \fBEVP_rc2_ofb()\fR" 4 .IX Item "EVP_rc2_cbc(), EVP_rc2_cfb(), EVP_rc2_cfb64(), EVP_rc2_ecb(), EVP_rc2_ofb()" \&\s-1RC2\s0 encryption algorithm in \s-1CBC, CFB, ECB\s0 and \s-1OFB\s0 modes respectively. This is a variable key length cipher with an additional parameter called \(L"effective key bits\(R" or \(L"effective key length\(R". By default both are set to 128 bits. .IP "\fBEVP_rc2_40_cbc()\fR, \fBEVP_rc2_64_cbc()\fR" 4 .IX Item "EVP_rc2_40_cbc(), EVP_rc2_64_cbc()" \&\s-1RC2\s0 algorithm in \s-1CBC\s0 mode with a default key length and effective key length of 40 and 64 bits. .Sp \&\s-1WARNING:\s0 these functions are obsolete. Their usage should be replaced with the \&\fBEVP_rc2_cbc()\fR, \fBEVP_CIPHER_CTX_set_key_length()\fR and \fBEVP_CIPHER_CTX_ctrl()\fR functions to set the key length and effective key length. .SH "RETURN VALUES" .IX Header "RETURN VALUES" These functions return an \fB\s-1EVP_CIPHER\s0\fR structure that contains the implementation of the symmetric cipher. See \fBEVP_CIPHER_meth_new\fR\\|(3) for details of the \fB\s-1EVP_CIPHER\s0\fR structure. .SH "SEE ALSO" .IX Header "SEE ALSO" \&\fBevp\fR\\|(7), \&\fBEVP_EncryptInit\fR\\|(3), \&\fBEVP_CIPHER_meth_new\fR\\|(3) .SH "COPYRIGHT" .IX Header "COPYRIGHT" Copyright 2017\-2018 The OpenSSL Project Authors. All Rights Reserved. .PP Licensed under the OpenSSL license (the \(L"License\(R"). You may not use this file except in compliance with the License. You can obtain a copy in the file \s-1LICENSE\s0 in the source distribution or at <https://www.openssl.org/source/license.html>. Back

Edit File : EVP_rc2_cfb.3 | Size : 6.07 KB

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.\" give a nicer C++.  Capital omega is used to do unbreakable dashes and
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.\"
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.\"
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.\" ========================================================================
.\"
.IX Title "EVP_RC2_CBC 3"
.TH EVP_RC2_CBC 3 "2023-09-11" "1.1.1w" "OpenSSL"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
EVP_rc2_cbc, EVP_rc2_cfb, EVP_rc2_cfb64, EVP_rc2_ecb, EVP_rc2_ofb, EVP_rc2_40_cbc, EVP_rc2_64_cbc \&\- EVP RC2 cipher
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\& #include <openssl/evp.h>
\&
\& const EVP_CIPHER *EVP_rc2_cbc(void)
\& const EVP_CIPHER *EVP_rc2_cfb(void)
\& const EVP_CIPHER *EVP_rc2_cfb64(void)
\& const EVP_CIPHER *EVP_rc2_ecb(void)
\& const EVP_CIPHER *EVP_rc2_ofb(void)
\& const EVP_CIPHER *EVP_rc2_40_cbc(void)
\& const EVP_CIPHER *EVP_rc2_64_cbc(void)
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
The \s-1RC2\s0 encryption algorithm for \s-1EVP.\s0
.IP "\fBEVP_rc2_cbc()\fR, \fBEVP_rc2_cfb()\fR, \fBEVP_rc2_cfb64()\fR, \fBEVP_rc2_ecb()\fR, \fBEVP_rc2_ofb()\fR" 4
.IX Item "EVP_rc2_cbc(), EVP_rc2_cfb(), EVP_rc2_cfb64(), EVP_rc2_ecb(), EVP_rc2_ofb()"
\&\s-1RC2\s0 encryption algorithm in \s-1CBC, CFB, ECB\s0 and \s-1OFB\s0 modes respectively. This is a
variable key length cipher with an additional parameter called \*(L"effective key
bits\*(R" or \*(L"effective key length\*(R". By default both are set to 128 bits.
.IP "\fBEVP_rc2_40_cbc()\fR, \fBEVP_rc2_64_cbc()\fR" 4
.IX Item "EVP_rc2_40_cbc(), EVP_rc2_64_cbc()"
\&\s-1RC2\s0 algorithm in \s-1CBC\s0 mode with a default key length and effective key length of
40 and 64 bits.
.Sp
\&\s-1WARNING:\s0 these functions are obsolete. Their usage should be replaced with the
\&\fBEVP_rc2_cbc()\fR, \fBEVP_CIPHER_CTX_set_key_length()\fR and \fBEVP_CIPHER_CTX_ctrl()\fR
functions to set the key length and effective key length.
.SH "RETURN VALUES"
.IX Header "RETURN VALUES"
These functions return an \fB\s-1EVP_CIPHER\s0\fR structure that contains the
implementation of the symmetric cipher. See \fBEVP_CIPHER_meth_new\fR\|(3) for
details of the \fB\s-1EVP_CIPHER\s0\fR structure.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
\&\fBevp\fR\|(7),
\&\fBEVP_EncryptInit\fR\|(3),
\&\fBEVP_CIPHER_meth_new\fR\|(3)
.SH "COPYRIGHT"
.IX Header "COPYRIGHT"
Copyright 2017\-2018 The OpenSSL Project Authors. All Rights Reserved.
.PP
Licensed under the OpenSSL license (the \*(L"License\*(R").  You may not use
this file except in compliance with the License.  You can obtain a copy
in the file \s-1LICENSE\s0 in the source distribution or at
<https://www.openssl.org/source/license.html>.

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