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Diffstat (limited to 'secure/usr.bin/openssl/man/dgst.1')
| -rw-r--r-- | secure/usr.bin/openssl/man/dgst.1 | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/secure/usr.bin/openssl/man/dgst.1 b/secure/usr.bin/openssl/man/dgst.1 new file mode 100644 index 0000000..5b5478e --- /dev/null +++ b/secure/usr.bin/openssl/man/dgst.1 @@ -0,0 +1,260 @@ +.\" Automatically generated by Pod::Man 2.25 (Pod::Simple 3.23) +.\" +.\" 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" +dgst, md5, md4, md2, sha1, sha, mdc2, ripemd160 \- message digests +.SH "SYNOPSIS" +.IX Header "SYNOPSIS" +\&\fBopenssl\fR \fBdgst\fR +[\fB\-md5|\-md4|\-md2|\-sha1|\-sha|\-mdc2|\-ripemd160|\-dss1\fR] +[\fB\-c\fR] +[\fB\-d\fR] +[\fB\-hex\fR] +[\fB\-binary\fR] +[\fB\-out filename\fR] +[\fB\-sign filename\fR] +[\fB\-keyform arg\fR] +[\fB\-passin arg\fR] +[\fB\-verify filename\fR] +[\fB\-prverify filename\fR] +[\fB\-signature filename\fR] +[\fB\-hmac key\fR] +[\fBfile...\fR] +.PP +[\fBmd5|md4|md2|sha1|sha|mdc2|ripemd160\fR] +[\fB\-c\fR] +[\fB\-d\fR] +[\fBfile...\fR] +.SH "DESCRIPTION" +.IX Header "DESCRIPTION" +The digest functions output the message digest of a supplied file or files +in hexadecimal form. They can also be used for digital signing and verification. +.SH "OPTIONS" +.IX Header "OPTIONS" +.IP "\fB\-c\fR" 4 +.IX Item "-c" +print out the digest in two digit groups separated by colons, only relevant if +\&\fBhex\fR format output is used. +.IP "\fB\-d\fR" 4 +.IX Item "-d" +print out \s-1BIO\s0 debugging information. +.IP "\fB\-hex\fR" 4 +.IX Item "-hex" +digest is to be output as a hex dump. This is the default case for a \*(L"normal\*(R" +digest as opposed to a digital signature. +.IP "\fB\-binary\fR" 4 +.IX Item "-binary" +output the digest or signature in binary form. +.IP "\fB\-out filename\fR" 4 +.IX Item "-out filename" +filename to output to, or standard output by default. +.IP "\fB\-sign filename\fR" 4 +.IX Item "-sign filename" +digitally sign the digest using the private key in \*(L"filename\*(R". +.IP "\fB\-keyform arg\fR" 4 +.IX Item "-keyform arg" +Specifies the key format to sign digest with. Only \s-1PEM\s0 and \s-1ENGINE\s0 +formats are supported by the \fBdgst\fR command. +.IP "\fB\-engine id\fR" 4 +.IX Item "-engine id" +Use engine \fBid\fR for operations (including private key storage). +This engine is not used as source for digest algorithms, unless it is +also specified in the configuration file. +.IP "\fB\-sigopt nm:v\fR" 4 +.IX Item "-sigopt nm:v" +Pass options to the signature algorithm during sign or verify operations. +Names and values of these options are algorithm-specific. +.IP "\fB\-passin arg\fR" 4 +.IX Item "-passin arg" +the private key password source. For more information about the format of \fBarg\fR +see the \fB\s-1PASS\s0 \s-1PHRASE\s0 \s-1ARGUMENTS\s0\fR section in \fIopenssl\fR\|(1). +.IP "\fB\-verify filename\fR" 4 +.IX Item "-verify filename" +verify the signature using the public key in \*(L"filename\*(R". +The output is either \*(L"Verification \s-1OK\s0\*(R" or \*(L"Verification Failure\*(R". +.IP "\fB\-prverify filename\fR" 4 +.IX Item "-prverify filename" +verify the signature using the private key in \*(L"filename\*(R". +.IP "\fB\-signature filename\fR" 4 +.IX Item "-signature filename" +the actual signature to verify. +.IP "\fB\-hmac key\fR" 4 +.IX Item "-hmac key" +create a hashed \s-1MAC\s0 using \*(L"key\*(R". +.IP "\fB\-mac alg\fR" 4 +.IX Item "-mac alg" +create \s-1MAC\s0 (keyed Message Authentication Code). The most popular \s-1MAC\s0 +algorithm is \s-1HMAC\s0 (hash-based \s-1MAC\s0), but there are other \s-1MAC\s0 algorithms +which are not based on hash, for instance \fBgost-mac\fR algorithm, +supported by \fBccgost\fR engine. \s-1MAC\s0 keys and other options should be set +via \fB\-macopt\fR parameter. +.IP "\fB\-macopt nm:v\fR" 4 +.IX Item "-macopt nm:v" +Passes options to \s-1MAC\s0 algorithm, specified by \fB\-mac\fR key. +Following options are supported by both by \fB\s-1HMAC\s0\fR and \fBgost-mac\fR: +.RS 4 +.IP "\fBkey:string\fR" 8 +.IX Item "key:string" +Specifies \s-1MAC\s0 key as alphnumeric string (use if key contain printable +characters only). String length must conform to any restrictions of +the \s-1MAC\s0 algorithm for example exactly 32 chars for gost-mac. +.IP "\fBhexkey:string\fR" 8 +.IX Item "hexkey:string" +Specifies \s-1MAC\s0 key in hexadecimal form (two hex digits per byte). +Key length must conform to any restrictions of the \s-1MAC\s0 algorithm +for example exactly 32 chars for gost-mac. +.RE +.RS 4 +.RE +.IP "\fB\-rand file(s)\fR" 4 +.IX Item "-rand file(s)" +a file or files containing random data used to seed the random number +generator, or an \s-1EGD\s0 socket (see \fIRAND_egd\fR\|(3)). +Multiple files can be specified separated by a OS-dependent character. +The separator is \fB;\fR for MS-Windows, \fB,\fR for OpenVMS, and \fB:\fR for +all others. +.IP "\fBfile...\fR" 4 +.IX Item "file..." +file or files to digest. If no files are specified then standard input is +used. +.SH "NOTES" +.IX Header "NOTES" +The digest of choice for all new applications is \s-1SHA1\s0. Other digests are +however still widely used. +.PP +If you wish to sign or verify data using the \s-1DSA\s0 algorithm then the dss1 +digest must be used. +.PP +A source of random numbers is required for certain signing algorithms, in +particular \s-1DSA\s0. +.PP +The signing and verify options should only be used if a single file is +being signed or verified. |
