Removed deprecated sections
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README
16
README
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@ -32,24 +32,11 @@ It can use SHA-1, SHA-256, SHA-384, or SHA-512, which generate
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respectively, hashes of 160, 256, 384, or 512 bits. sha can be
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respectively, hashes of 160, 256, 384, or 512 bits. sha can be
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used in scripts to do, for example, file integrity checking.
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used in scripts to do, for example, file integrity checking.
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For more information on SHA (the algorithms), visit:
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http://csrc.nist.gov/encryption/tkhash.html
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To build sha, see INSTALL.
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Using sha is simple. Just pass the names of one or more files on
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Using sha is simple. Just pass the names of one or more files on
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the command line. By default, sha will use SHA-1 unless passed
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the command line. By default, sha will use SHA-1 unless passed
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one of the following flags: -2 for SHA-256, -3 for SHA-384 or
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one of the following flags: -2 for SHA-256, -3 for SHA-384 or
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-5 for SHA-512. Type "sha -h" for help.
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-5 for SHA-512. Type "sha -h" for help.
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If no filenames are given, sha will hash stdin.
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If the environment variable SHA_DEFAULT is set, the default hashing
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algorithm can be changed. Only the first character of the value of
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SHA_DEFAULT is significant. It can be '1' for SHA-1, '2' for SHA-256,
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'3' for SHA-384, or '5' for SHA-512. With any other value, sha will
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use SHA-1 by default. Again, "sha -h" will display the default.
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You may want to perform a sanity check on sha before relying on it. A
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You may want to perform a sanity check on sha before relying on it. A
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program called "shatest" is built along with sha (but not installed).
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program called "shatest" is built along with sha (but not installed).
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If you run shatest, it will display the results of running the various
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If you run shatest, it will display the results of running the various
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@ -62,7 +49,4 @@ They are fast and relatively portable. Please see the top of each
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source file for copyright and warranty information. See README.SHA
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source file for copyright and warranty information. See README.SHA
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for technical notes.
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for technical notes.
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The latest version of sha can always be found at:
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http://philosophysw.com/
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- Allan Saddi <allan@saddi.com>
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- Allan Saddi <allan@saddi.com>
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