001package org.apache.commons.ssl.org.bouncycastle.asn1.cryptopro; 002 003import java.math.BigInteger; 004import java.util.Enumeration; 005import java.util.Hashtable; 006 007import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1ObjectIdentifier; 008 009/** 010 * table of the available named parameters for GOST 3410-94. 011 */ 012public class GOST3410NamedParameters 013{ 014 static final Hashtable objIds = new Hashtable(); 015 static final Hashtable params = new Hashtable(); 016 static final Hashtable names = new Hashtable(); 017 018 static private GOST3410ParamSetParameters cryptoProA = new GOST3410ParamSetParameters( 019 1024, 020 new BigInteger("127021248288932417465907042777176443525787653508916535812817507265705031260985098497423188333483401180925999995120988934130659205614996724254121049274349357074920312769561451689224110579311248812610229678534638401693520013288995000362260684222750813532307004517341633685004541062586971416883686778842537820383"), 021 new BigInteger("68363196144955700784444165611827252895102170888761442055095051287550314083023"), 022 new BigInteger("100997906755055304772081815535925224869841082572053457874823515875577147990529272777244152852699298796483356699682842027972896052747173175480590485607134746852141928680912561502802222185647539190902656116367847270145019066794290930185446216399730872221732889830323194097355403213400972588322876850946740663962") 023// validationAlgorithm { 024// algorithm 025// id-GostR3410-94-bBis, 026// parameters 027// GostR3410-94-ValidationBisParameters: { 028// x0 1376285941, 029// c 3996757427 030// } 031// } 032 033 ); 034 035 static private GOST3410ParamSetParameters cryptoProB = new GOST3410ParamSetParameters( 036 1024, 037 new BigInteger("139454871199115825601409655107690713107041707059928031797758001454375765357722984094124368522288239833039114681648076688236921220737322672160740747771700911134550432053804647694904686120113087816240740184800477047157336662926249423571248823968542221753660143391485680840520336859458494803187341288580489525163"), 038 new BigInteger("79885141663410976897627118935756323747307951916507639758300472692338873533959"), 039 new BigInteger("42941826148615804143873447737955502392672345968607143066798112994089471231420027060385216699563848719957657284814898909770759462613437669456364882730370838934791080835932647976778601915343474400961034231316672578686920482194932878633360203384797092684342247621055760235016132614780652761028509445403338652341") 040// validationAlgorithm { 041// algorithm 042// id-GostR3410-94-bBis, 043// parameters 044// GostR3410-94-ValidationBisParameters: { 045// x0 1536654555, 046// c 1855361757, 047// d 14408629386140014567655 048//4902939282056547857802241461782996702017713059974755104394739915140 049//6115284791024439062735788342744854120601660303926203867703556828005 050//8957203818114895398976594425537561271800850306 051// } 052// } 053//} 054 ); 055 056 static private GOST3410ParamSetParameters cryptoProXchA = new GOST3410ParamSetParameters( 057 1024, 058 new BigInteger("142011741597563481196368286022318089743276138395243738762872573441927459393512718973631166078467600360848946623567625795282774719212241929071046134208380636394084512691828894000571524625445295769349356752728956831541775441763139384457191755096847107846595662547942312293338483924514339614727760681880609734239"), 059 new BigInteger("91771529896554605945588149018382750217296858393520724172743325725474374979801"), 060 new BigInteger("133531813272720673433859519948319001217942375967847486899482359599369642528734712461590403327731821410328012529253871914788598993103310567744136196364803064721377826656898686468463277710150809401182608770201615324990468332931294920912776241137878030224355746606283971659376426832674269780880061631528163475887") 061 ); 062 063 static 064 { 065 params.put(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_A, cryptoProA); 066 params.put(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_B, cryptoProB); 067// params.put(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_C, cryptoProC); 068// params.put(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_D, cryptoProD); 069 params.put(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_XchA, cryptoProXchA); 070// params.put(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_XchB, cryptoProXchA); 071// params.put(CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_XchC, cryptoProXchA); 072 073 objIds.put("GostR3410-94-CryptoPro-A", CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_A); 074 objIds.put("GostR3410-94-CryptoPro-B", CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_B); 075 objIds.put("GostR3410-94-CryptoPro-XchA", CryptoProObjectIdentifiers.gostR3410_94_CryptoPro_XchA); 076 } 077 078 /** 079 * return the GOST3410ParamSetParameters object for the given OID, null if it 080 * isn't present. 081 * 082 * @param oid an object identifier representing a named parameters, if present. 083 */ 084 public static GOST3410ParamSetParameters getByOID( 085 ASN1ObjectIdentifier oid) 086 { 087 return (GOST3410ParamSetParameters)params.get(oid); 088 } 089 090 /** 091 * returns an enumeration containing the name strings for parameters 092 * contained in this structure. 093 */ 094 public static Enumeration getNames() 095 { 096 return objIds.keys(); 097 } 098 099 public static GOST3410ParamSetParameters getByName( 100 String name) 101 { 102 ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier)objIds.get(name); 103 104 if (oid != null) 105 { 106 return (GOST3410ParamSetParameters)params.get(oid); 107 } 108 109 return null; 110 } 111 112 public static ASN1ObjectIdentifier getOID(String name) 113 { 114 return (ASN1ObjectIdentifier)objIds.get(name); 115 } 116}