Class Index | File Index

Classes


Class KJUR.crypto.Util

static object for cryptographic function utilities
Defined in: crypto-1.1.js.

Class Summary
Constructor Attributes Constructor Name and Description
 
static object for cryptographic function utilities
Field Summary
Field Attributes Field Name and Description
 
associative array of default provider name for each hash and signature algorithms
 
PKCS#1 DigestInfo heading hexadecimal bytes for each hash algorithms
Method Summary
Method Attributes Method Name and Description
<static>  
KJUR.crypto.Util.getDigestInfoHex(hHash, alg)
get hexadecimal DigestInfo
<static>  
KJUR.crypto.Util.getPaddedDigestInfoHex(hHash, alg, keySize)
get PKCS#1 padded hexadecimal DigestInfo
<static>  
KJUR.crypto.Util.getRandomBigIntegerMinToMax(biMin, biMax)
get BigInteger object of random value from min value to max value
This static method generates a BigInteger object with random value greater than or equal to biMin and smaller than or equal to biMax (i.e.
<static>  
KJUR.crypto.Util.getRandomBigIntegerOfNbits(n)
get BigInteger object of random value from with specified bit length
<static>  
KJUR.crypto.Util.getRandomBigIntegerOfNbytes(n)
get BigInteger object of random value from with specified byte length
<static>  
KJUR.crypto.Util.getRandomBigIntegerZeroToMax(biMax)
get BigInteger object of random value from zero to max value
This static method generates a BigInteger object with random value greater than or equal to zero and smaller than or equal to biMax (i.e.
<static>  
KJUR.crypto.Util.getRandomHexOfNbits(n)
get hexadecimal string of random value from with specified bit length
<static>  
KJUR.crypto.Util.getRandomHexOfNbytes(n)
get hexadecimal string of random value from with specified byte length
<static>  
KJUR.crypto.Util.hashHex(sHex, alg)
get hexadecimal hash of hexadecimal string with specified algorithm
<static>  
KJUR.crypto.Util.hashString(s, alg)
get hexadecimal hash of string with specified algorithm
<static>  
KJUR.crypto.Util.md5(s)
get hexadecimal MD5 hash of string
<static>  
KJUR.crypto.Util.ripemd160(s)
get hexadecimal RIPEMD160 hash of string
<static>  
KJUR.crypto.Util.sha1(s)
get hexadecimal SHA1 hash of string
<static>  
KJUR.crypto.Util.sha256(s)
get hexadecimal SHA256 hash of string
<static>  
KJUR.crypto.Util.sha512(s)
get hexadecimal SHA512 hash of string
Class Detail
KJUR.crypto.Util()
static object for cryptographic function utilities
Field Detail
{Array} DEFAULTPROVIDER
associative array of default provider name for each hash and signature algorithms

{Array} DIGESTINFOHEAD
PKCS#1 DigestInfo heading hexadecimal bytes for each hash algorithms
Method Detail
<static> {String} KJUR.crypto.Util.getDigestInfoHex(hHash, alg)
get hexadecimal DigestInfo
Parameters:
{String} hHash
hexadecimal hash value
{String} alg
hash algorithm name (ex. 'sha1')
Returns:
{String} hexadecimal string DigestInfo ASN.1 structure

<static> {String} KJUR.crypto.Util.getPaddedDigestInfoHex(hHash, alg, keySize)
get PKCS#1 padded hexadecimal DigestInfo
Parameters:
{String} hHash
hexadecimal hash value of message to be signed
{String} alg
hash algorithm name (ex. 'sha1')
{Integer} keySize
key bit length (ex. 1024)
Returns:
{String} hexadecimal string of PKCS#1 padded DigestInfo

<static> {BigInteger} KJUR.crypto.Util.getRandomBigIntegerMinToMax(biMin, biMax)
get BigInteger object of random value from min value to max value
This static method generates a BigInteger object with random value greater than or equal to biMin and smaller than or equal to biMax (i.e. biMin ≤ result ≤ biMax).
biMin = new BigInteger("2fa411...", 16);
biMax = new BigInteger("3fa411...", 16);
KJUR.crypto.Util.getRandomBigIntegerMinToMax(biMin, biMax) → 32f1... of BigInteger
Parameters:
{BigInteger} biMin
min value of BigInteger object for random value
{BigInteger} biMax
max value of BigInteger object for random value
Since:
jsrsasign 7.0.0 crypto 1.1.11
Returns:
{BigInteger} BigInteger object of specified random value

<static> {BigInteger} KJUR.crypto.Util.getRandomBigIntegerOfNbits(n)
get BigInteger object of random value from with specified bit length
KJUR.crypto.Util.getRandomBigIntegerOfNbits(24) → 6314af of BigInteger
KJUR.crypto.Util.getRandomBigIntegerOfNbits(1024) → 8fbc... of BigInteger
Parameters:
{Integer} n
length of bits of random
Since:
jsrsasign 7.0.0 crypto 1.1.11
Returns:
{BigInteger} BigInteger object of specified random value

<static> {BigInteger} KJUR.crypto.Util.getRandomBigIntegerOfNbytes(n)
get BigInteger object of random value from with specified byte length
KJUR.crypto.Util.getRandomBigIntegerOfNbytes(3) → 6314af of BigInteger
KJUR.crypto.Util.getRandomBigIntegerOfNbytes(128) → 8fbc... of BigInteger
Parameters:
{Integer} n
length of bytes of random
Since:
jsrsasign 7.0.0 crypto 1.1.11
Returns:
{BigInteger} BigInteger object of specified random value

<static> {BigInteger} KJUR.crypto.Util.getRandomBigIntegerZeroToMax(biMax)
get BigInteger object of random value from zero to max value
This static method generates a BigInteger object with random value greater than or equal to zero and smaller than or equal to biMax (i.e. 0 ≤ result ≤ biMax).
biMax = new BigInteger("3fa411...", 16);
KJUR.crypto.Util.getRandomBigIntegerZeroToMax(biMax) → 8fbc... of BigInteger
Parameters:
{BigInteger} biMax
max value of BigInteger object for random value
Since:
jsrsasign 7.0.0 crypto 1.1.11
Returns:
{BigInteger} BigInteger object of specified random value

<static> {String} KJUR.crypto.Util.getRandomHexOfNbits(n)
get hexadecimal string of random value from with specified bit length
KJUR.crypto.Util.getRandomHexOfNbits(24) → "6314af", "000000" or "001fb4"
KJUR.crypto.Util.getRandomHexOfNbits(1024) → "8fbc..." in 1024bits
Parameters:
{Integer} n
length of bits of random
Since:
jsrsasign 7.0.0 crypto 1.1.11
Returns:
{String} hexadecimal string of random

<static> {String} KJUR.crypto.Util.getRandomHexOfNbytes(n)
get hexadecimal string of random value from with specified byte length
KJUR.crypto.Util.getRandomHexOfNbytes(3) → "6314af", "000000" or "001fb4"
KJUR.crypto.Util.getRandomHexOfNbytes(128) → "8fbc..." in 1024bits
Parameters:
{Integer} n
length of bytes of random
Since:
jsrsasign 7.0.0 crypto 1.1.11
Returns:
{String} hexadecimal string of random

<static> {String} KJUR.crypto.Util.hashHex(sHex, alg)
get hexadecimal hash of hexadecimal string with specified algorithm
Parameters:
{String} sHex
input hexadecimal string to be hashed
{String} alg
hash algorithm name
Since:
1.1.1
Returns:
{String} hexadecimal string of hash value

<static> {String} KJUR.crypto.Util.hashString(s, alg)
get hexadecimal hash of string with specified algorithm
Parameters:
{String} s
input string to be hashed
{String} alg
hash algorithm name
Since:
1.1.1
Returns:
{String} hexadecimal string of hash value

<static> {String} KJUR.crypto.Util.md5(s)
get hexadecimal MD5 hash of string
Util.md5('aaa') → 47bce5c74f589f4867dbd57e9ca9f808
Parameters:
{String} s
input string to be hashed
Since:
1.0.3
Returns:
{String} hexadecimal string of hash value

<static> {String} KJUR.crypto.Util.ripemd160(s)
get hexadecimal RIPEMD160 hash of string
KJUR.crypto.Util.ripemd160("aaa") → 08889bd7b151aa174c21f33f59147fa65381edea
Parameters:
{String} s
input string to be hashed
Since:
1.0.3
Returns:
{String} hexadecimal string of hash value

<static> {String} KJUR.crypto.Util.sha1(s)
get hexadecimal SHA1 hash of string
Parameters:
{String} s
input string to be hashed
Since:
1.0.3
Returns:
{String} hexadecimal string of hash value

<static> {String} KJUR.crypto.Util.sha256(s)
get hexadecimal SHA256 hash of string
Parameters:
{String} s
input string to be hashed
Since:
1.0.3
Returns:
{String} hexadecimal string of hash value

<static> {String} KJUR.crypto.Util.sha512(s)
get hexadecimal SHA512 hash of string
Parameters:
{String} s
input string to be hashed
Since:
1.0.3
Returns:
{String} hexadecimal string of hash value

© 2012-2017 Kenji Urushima, All rights reserved
Documentation generated by JsDoc Toolkit 2.4.0