This XQuery Module contains cryptographic hash functions.
Conventions
All functions in this module are assigned to the http://basex.org/modules/hash
namespace, which is statically bound to the hash
prefix.
All errors are assigned to the http://basex.org/errors
namespace, which is statically bound to the bxerr
prefix.
Functions
util:md5
Signatures
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util:md5($value as xs:string) as xs:hexBinary
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Summary
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Computes the MD5 hash of the given string $value .
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Examples
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util:md5("") returns 'D41D8CD98F00B204E9800998ECF8427E' .
util:md5('BaseX') returns '0D65185C9E296311C0A2200179E479A2' .
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util:sha1
Signatures
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util:sha1($value as xs:string) as xs:hexBinary
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Summary
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Computes the SHA-1 hash of the given string $value .
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Examples
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util:sha1("") returns 'DA39A3EE5E6B4B0D3255BFEF95601890AFD80709' .
util:sha1("BaseX") returns '3AD5958F0F27D5AFFDCA2957560F121D0597A4ED' .
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util:sha256
Signatures
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util:sha256($value as xs:string) as xs:hexBinary
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Summary
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Computes the SHA-256 hash of the given string $value .
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Examples
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util:sha256("") returns 'E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855' .
util:sha256("BaseX") returns '15D570763DEB75D728BB69643392873B835CCCC94A2F1E881909DA47662821A3' .
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util:hash
Signatures
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util:hash($value as xs:string, $algorithm as xs:string) as xs:hexBinary
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Summary
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Computes the hash of the given string $value , using the specified $algorithm . The following three algorihms are supported: MD5 , SHA-1 , and SHA-256 .
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Errors
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HASH0001 : the specified hashing algorithm is unknown.
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Examples
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util:md5("", "MD5") returns 'D41D8CD98F00B204E9800998ECF8427E' .
util:md5("", "") raises an error.
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util:hash-binary
Signatures
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util:hash-binary($value as xs:string, $algorithm as basex:binary) as xs:hexBinary
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Summary
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Computes the hash of the given binary item (xs:base64Binary , xs:hexBinary ), using the specified $algorithm . The following three algorihms are supported: MD5 , SHA-1 , and SHA-256 .
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Errors
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HASH0001 : the specified hashing algorithm is unknown.
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Examples
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util:md5(xs:hexBinary(), 'MD5') returns 'D41D8CD98F00B204E9800998ECF8427E' .
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Errors
Code
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Description
|
HASH0001
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The specified hashing algorithm is unknown.
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Changelog
This module was introduced with Version 7.3.