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Diffstat (limited to 'upstream/debian-bookworm/man7/EVP_MAC-CMAC.7ssl')
-rw-r--r-- | upstream/debian-bookworm/man7/EVP_MAC-CMAC.7ssl | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/upstream/debian-bookworm/man7/EVP_MAC-CMAC.7ssl b/upstream/debian-bookworm/man7/EVP_MAC-CMAC.7ssl new file mode 100644 index 00000000..482eb848 --- /dev/null +++ b/upstream/debian-bookworm/man7/EVP_MAC-CMAC.7ssl @@ -0,0 +1,201 @@ +.\" Automatically generated by Pod::Man 4.14 (Pod::Simple 3.43) +.\" +.\" 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++. Capital omega is used to do unbreakable dashes and +.\" therefore won't be available. \*(C` and \*(C' expand to `' in nroff, +.\" nothing in troff, for use with C<>. +.tr \(*W- +.ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p' +.ie n \{\ +. ds -- \(*W- +. ds PI pi +. if (\n(.H=4u)&(1m=24u) .ds -- \(*W\h'-12u'\(*W\h'-12u'-\" diablo 10 pitch +. if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch +. ds L" "" +. ds R" "" +. ds C` "" +. ds C' "" +'br\} +.el\{\ +. ds -- \|\(em\| +. ds PI \(*p +. ds L" `` +. ds R" '' +. ds C` +. ds C' +'br\} +.\" +.\" Escape single quotes in literal strings from groff's Unicode transform. +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.\" +.\" If the F register is >0, we'll generate index entries on stderr for +.\" titles (.TH), headers (.SH), subsections (.SS), items (.Ip), and index +.\" entries marked with X<> in POD. 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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_MAC\-CMAC \- The CMAC EVP_MAC implementation +.SH "DESCRIPTION" +.IX Header "DESCRIPTION" +Support for computing \s-1CMAC\s0 MACs through the \fB\s-1EVP_MAC\s0\fR \s-1API.\s0 +.PP +This implementation uses \s-1EVP_CIPHER\s0 functions to get access to the underlying +cipher. +.SS "Identity" +.IX Subsection "Identity" +This implementation is identified with this name and properties, to be +used with \fBEVP_MAC_fetch()\fR: +.ie n .IP """\s-1CMAC"",\s0 ""provider=default"" or ""provider=fips""" 4 +.el .IP "``\s-1CMAC'',\s0 ``provider=default'' or ``provider=fips''" 4 +.IX Item "CMAC, provider=default or provider=fips" +.SS "Supported parameters" +.IX Subsection "Supported parameters" +The general description of these parameters can be found in +\&\*(L"\s-1PARAMETERS\*(R"\s0 in \s-1\fBEVP_MAC\s0\fR\|(3). +.PP +The following parameter can be set with \fBEVP_MAC_CTX_set_params()\fR: +.ie n .IP """key"" (\fB\s-1OSSL_MAC_PARAM_KEY\s0\fR) <octet string>" 4 +.el .IP "``key'' (\fB\s-1OSSL_MAC_PARAM_KEY\s0\fR) <octet string>" 4 +.IX Item "key (OSSL_MAC_PARAM_KEY) <octet string>" +Sets the \s-1MAC\s0 key. +Setting this parameter is identical to passing a \fIkey\fR to \fBEVP_MAC_init\fR\|(3). +.ie n .IP """cipher"" (\fB\s-1OSSL_MAC_PARAM_CIPHER\s0\fR) <\s-1UTF8\s0 string>" 4 +.el .IP "``cipher'' (\fB\s-1OSSL_MAC_PARAM_CIPHER\s0\fR) <\s-1UTF8\s0 string>" 4 +.IX Item "cipher (OSSL_MAC_PARAM_CIPHER) <UTF8 string>" +Sets the name of the underlying cipher to be used. +.ie n .IP """properties"" (\fB\s-1OSSL_MAC_PARAM_PROPERTIES\s0\fR) <\s-1UTF8\s0 string>" 4 +.el .IP "``properties'' (\fB\s-1OSSL_MAC_PARAM_PROPERTIES\s0\fR) <\s-1UTF8\s0 string>" 4 +.IX Item "properties (OSSL_MAC_PARAM_PROPERTIES) <UTF8 string>" +Sets the properties to be queried when trying to fetch the underlying cipher. +This must be given together with the cipher naming parameter to be considered +valid. +.PP +The following parameters can be retrieved with +\&\fBEVP_MAC_CTX_get_params()\fR: +.ie n .IP """size"" (\fB\s-1OSSL_MAC_PARAM_SIZE\s0\fR) <unsigned integer>" 4 +.el .IP "``size'' (\fB\s-1OSSL_MAC_PARAM_SIZE\s0\fR) <unsigned integer>" 4 +.IX Item "size (OSSL_MAC_PARAM_SIZE) <unsigned integer>" +The \*(L"size\*(R" parameter can also be retrieved with with \fBEVP_MAC_CTX_get_mac_size()\fR. +The length of the \*(L"size\*(R" parameter is equal to that of an \fBunsigned int\fR. +.ie n .IP """block-size"" (\fB\s-1OSSL_MAC_PARAM_SIZE\s0\fR) <unsigned integer>" 4 +.el .IP "``block-size'' (\fB\s-1OSSL_MAC_PARAM_SIZE\s0\fR) <unsigned integer>" 4 +.IX Item "block-size (OSSL_MAC_PARAM_SIZE) <unsigned integer>" +Gets the \s-1MAC\s0 block size. The \*(L"block-size\*(R" parameter can also be retrieved with +\&\fBEVP_MAC_CTX_get_block_size()\fR. +.SH "SEE ALSO" +.IX Header "SEE ALSO" +\&\fBEVP_MAC_CTX_get_params\fR\|(3), \fBEVP_MAC_CTX_set_params\fR\|(3), +\&\*(L"\s-1PARAMETERS\*(R"\s0 in \s-1\fBEVP_MAC\s0\fR\|(3), \s-1\fBOSSL_PARAM\s0\fR\|(3) +.SH "COPYRIGHT" +.IX Header "COPYRIGHT" +Copyright 2018\-2021 The OpenSSL Project Authors. All Rights Reserved. +.PP +Licensed under the Apache License 2.0 (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>. |