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698 lines
34 KiB
698 lines
34 KiB
1 year ago
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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#pragma warning disable
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using System;
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using System.Collections;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.BC;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Nist;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Oiw;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Pkcs;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.TeleTrust;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Digests;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Generators;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Macs;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Modes;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Paddings;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Security
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{
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/// <summary>
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///
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/// </summary>
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public sealed class PbeUtilities
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{
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private PbeUtilities()
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{
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}
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const string Pkcs5S1 = "Pkcs5S1";
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const string Pkcs5S2 = "Pkcs5S2";
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const string Pkcs12 = "Pkcs12";
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const string OpenSsl = "OpenSsl";
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private static readonly IDictionary algorithms = BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.CreateHashtable();
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private static readonly IDictionary algorithmType = BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.CreateHashtable();
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private static readonly IDictionary oids = BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.CreateHashtable();
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static PbeUtilities()
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{
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algorithms["PKCS5SCHEME1"] = "Pkcs5scheme1";
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algorithms["PKCS5SCHEME2"] = "Pkcs5scheme2";
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algorithms["PBKDF2"] = "Pkcs5scheme2";
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algorithms[PkcsObjectIdentifiers.IdPbeS2.Id] = "Pkcs5scheme2";
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// algorithms[PkcsObjectIdentifiers.IdPbkdf2.Id] = "Pkcs5scheme2";
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// FIXME Add support for these? (see Pkcs8Generator)
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// algorithms[PkcsObjectIdentifiers.DesEde3Cbc.Id] = "Pkcs5scheme2";
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// algorithms[NistObjectIdentifiers.IdAes128Cbc.Id] = "Pkcs5scheme2";
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// algorithms[NistObjectIdentifiers.IdAes192Cbc.Id] = "Pkcs5scheme2";
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// algorithms[NistObjectIdentifiers.IdAes256Cbc.Id] = "Pkcs5scheme2";
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algorithms["PBEWITHMD2ANDDES-CBC"] = "PBEwithMD2andDES-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithMD2AndDesCbc.Id] = "PBEwithMD2andDES-CBC";
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algorithms["PBEWITHMD2ANDRC2-CBC"] = "PBEwithMD2andRC2-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithMD2AndRC2Cbc.Id] = "PBEwithMD2andRC2-CBC";
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algorithms["PBEWITHMD5ANDDES-CBC"] = "PBEwithMD5andDES-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithMD5AndDesCbc.Id] = "PBEwithMD5andDES-CBC";
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algorithms["PBEWITHMD5ANDRC2-CBC"] = "PBEwithMD5andRC2-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithMD5AndRC2Cbc.Id] = "PBEwithMD5andRC2-CBC";
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algorithms["PBEWITHSHA1ANDDES"] = "PBEwithSHA-1andDES-CBC";
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algorithms["PBEWITHSHA-1ANDDES"] = "PBEwithSHA-1andDES-CBC";
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algorithms["PBEWITHSHA1ANDDES-CBC"] = "PBEwithSHA-1andDES-CBC";
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algorithms["PBEWITHSHA-1ANDDES-CBC"] = "PBEwithSHA-1andDES-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithSha1AndDesCbc.Id] = "PBEwithSHA-1andDES-CBC";
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algorithms["PBEWITHSHA1ANDRC2"] = "PBEwithSHA-1andRC2-CBC";
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algorithms["PBEWITHSHA-1ANDRC2"] = "PBEwithSHA-1andRC2-CBC";
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algorithms["PBEWITHSHA1ANDRC2-CBC"] = "PBEwithSHA-1andRC2-CBC";
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algorithms["PBEWITHSHA-1ANDRC2-CBC"] = "PBEwithSHA-1andRC2-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithSha1AndRC2Cbc.Id] = "PBEwithSHA-1andRC2-CBC";
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algorithms["PKCS12"] = "Pkcs12";
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algorithms[BCObjectIdentifiers.bc_pbe_sha1_pkcs12_aes128_cbc.Id] = "PBEwithSHA-1and128bitAES-CBC-BC";
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algorithms[BCObjectIdentifiers.bc_pbe_sha1_pkcs12_aes192_cbc.Id] = "PBEwithSHA-1and192bitAES-CBC-BC";
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algorithms[BCObjectIdentifiers.bc_pbe_sha1_pkcs12_aes256_cbc.Id] = "PBEwithSHA-1and256bitAES-CBC-BC";
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algorithms[BCObjectIdentifiers.bc_pbe_sha256_pkcs12_aes128_cbc.Id] = "PBEwithSHA-256and128bitAES-CBC-BC";
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algorithms[BCObjectIdentifiers.bc_pbe_sha256_pkcs12_aes192_cbc.Id] = "PBEwithSHA-256and192bitAES-CBC-BC";
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algorithms[BCObjectIdentifiers.bc_pbe_sha256_pkcs12_aes256_cbc.Id] = "PBEwithSHA-256and256bitAES-CBC-BC";
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algorithms["PBEWITHSHAAND128BITRC4"] = "PBEwithSHA-1and128bitRC4";
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algorithms["PBEWITHSHA1AND128BITRC4"] = "PBEwithSHA-1and128bitRC4";
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algorithms["PBEWITHSHA-1AND128BITRC4"] = "PBEwithSHA-1and128bitRC4";
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algorithms[PkcsObjectIdentifiers.PbeWithShaAnd128BitRC4.Id] = "PBEwithSHA-1and128bitRC4";
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algorithms["PBEWITHSHAAND40BITRC4"] = "PBEwithSHA-1and40bitRC4";
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algorithms["PBEWITHSHA1AND40BITRC4"] = "PBEwithSHA-1and40bitRC4";
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algorithms["PBEWITHSHA-1AND40BITRC4"] = "PBEwithSHA-1and40bitRC4";
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algorithms[PkcsObjectIdentifiers.PbeWithShaAnd40BitRC4.Id] = "PBEwithSHA-1and40bitRC4";
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algorithms["PBEWITHSHAAND3-KEYDESEDE-CBC"] = "PBEwithSHA-1and3-keyDESEDE-CBC";
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algorithms["PBEWITHSHAAND3-KEYTRIPLEDES-CBC"] = "PBEwithSHA-1and3-keyDESEDE-CBC";
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algorithms["PBEWITHSHA1AND3-KEYDESEDE-CBC"] = "PBEwithSHA-1and3-keyDESEDE-CBC";
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algorithms["PBEWITHSHA1AND3-KEYTRIPLEDES-CBC"] = "PBEwithSHA-1and3-keyDESEDE-CBC";
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algorithms["PBEWITHSHA-1AND3-KEYDESEDE-CBC"] = "PBEwithSHA-1and3-keyDESEDE-CBC";
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algorithms["PBEWITHSHA-1AND3-KEYTRIPLEDES-CBC"] = "PBEwithSHA-1and3-keyDESEDE-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithShaAnd3KeyTripleDesCbc.Id] = "PBEwithSHA-1and3-keyDESEDE-CBC";
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algorithms["PBEWITHSHAAND2-KEYDESEDE-CBC"] = "PBEwithSHA-1and2-keyDESEDE-CBC";
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algorithms["PBEWITHSHAAND2-KEYTRIPLEDES-CBC"] = "PBEwithSHA-1and2-keyDESEDE-CBC";
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algorithms["PBEWITHSHA1AND2-KEYDESEDE-CBC"] = "PBEwithSHA-1and2-keyDESEDE-CBC";
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algorithms["PBEWITHSHA1AND2-KEYTRIPLEDES-CBC"] = "PBEwithSHA-1and2-keyDESEDE-CBC";
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algorithms["PBEWITHSHA-1AND2-KEYDESEDE-CBC"] = "PBEwithSHA-1and2-keyDESEDE-CBC";
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algorithms["PBEWITHSHA-1AND2-KEYTRIPLEDES-CBC"] = "PBEwithSHA-1and2-keyDESEDE-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithShaAnd2KeyTripleDesCbc.Id] = "PBEwithSHA-1and2-keyDESEDE-CBC";
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algorithms["PBEWITHSHAAND128BITRC2-CBC"] = "PBEwithSHA-1and128bitRC2-CBC";
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algorithms["PBEWITHSHA1AND128BITRC2-CBC"] = "PBEwithSHA-1and128bitRC2-CBC";
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algorithms["PBEWITHSHA-1AND128BITRC2-CBC"] = "PBEwithSHA-1and128bitRC2-CBC";
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algorithms[PkcsObjectIdentifiers.PbeWithShaAnd128BitRC2Cbc.Id] = "PBEwithSHA-1and128bitRC2-CBC";
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algorithms["PBEWITHSHAAND40BITRC2-CBC"] = "PBEwithSHA-1and40bitRC2-CBC";
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algorithms["PBEWITHSHA1AND40BITRC2-CBC"] = "PBEwithSHA-1and40bitRC2-CBC";
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algorithms["PBEWITHSHA-1AND40BITRC2-CBC"] = "PBEwithSHA-1and40bitRC2-CBC";
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algorithms[PkcsObjectIdentifiers.PbewithShaAnd40BitRC2Cbc.Id] = "PBEwithSHA-1and40bitRC2-CBC";
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algorithms["PBEWITHSHAAND128BITAES-CBC-BC"] = "PBEwithSHA-1and128bitAES-CBC-BC";
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algorithms["PBEWITHSHA1AND128BITAES-CBC-BC"] = "PBEwithSHA-1and128bitAES-CBC-BC";
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algorithms["PBEWITHSHA-1AND128BITAES-CBC-BC"] = "PBEwithSHA-1and128bitAES-CBC-BC";
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algorithms["PBEWITHSHAAND192BITAES-CBC-BC"] = "PBEwithSHA-1and192bitAES-CBC-BC";
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algorithms["PBEWITHSHA1AND192BITAES-CBC-BC"] = "PBEwithSHA-1and192bitAES-CBC-BC";
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algorithms["PBEWITHSHA-1AND192BITAES-CBC-BC"] = "PBEwithSHA-1and192bitAES-CBC-BC";
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algorithms["PBEWITHSHAAND256BITAES-CBC-BC"] = "PBEwithSHA-1and256bitAES-CBC-BC";
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algorithms["PBEWITHSHA1AND256BITAES-CBC-BC"] = "PBEwithSHA-1and256bitAES-CBC-BC";
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algorithms["PBEWITHSHA-1AND256BITAES-CBC-BC"] = "PBEwithSHA-1and256bitAES-CBC-BC";
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algorithms["PBEWITHSHA256AND128BITAES-CBC-BC"] = "PBEwithSHA-256and128bitAES-CBC-BC";
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algorithms["PBEWITHSHA-256AND128BITAES-CBC-BC"] = "PBEwithSHA-256and128bitAES-CBC-BC";
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algorithms["PBEWITHSHA256AND192BITAES-CBC-BC"] = "PBEwithSHA-256and192bitAES-CBC-BC";
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algorithms["PBEWITHSHA-256AND192BITAES-CBC-BC"] = "PBEwithSHA-256and192bitAES-CBC-BC";
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algorithms["PBEWITHSHA256AND256BITAES-CBC-BC"] = "PBEwithSHA-256and256bitAES-CBC-BC";
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algorithms["PBEWITHSHA-256AND256BITAES-CBC-BC"] = "PBEwithSHA-256and256bitAES-CBC-BC";
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algorithms["PBEWITHSHAANDIDEA"] = "PBEwithSHA-1andIDEA-CBC";
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algorithms["PBEWITHSHAANDIDEA-CBC"] = "PBEwithSHA-1andIDEA-CBC";
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algorithms["PBEWITHSHAANDTWOFISH"] = "PBEwithSHA-1andTWOFISH-CBC";
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algorithms["PBEWITHSHAANDTWOFISH-CBC"] = "PBEwithSHA-1andTWOFISH-CBC";
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algorithms["PBEWITHHMACSHA1"] = "PBEwithHmacSHA-1";
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algorithms["PBEWITHHMACSHA-1"] = "PBEwithHmacSHA-1";
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algorithms[OiwObjectIdentifiers.IdSha1.Id] = "PBEwithHmacSHA-1";
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algorithms["PBEWITHHMACSHA224"] = "PBEwithHmacSHA-224";
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algorithms["PBEWITHHMACSHA-224"] = "PBEwithHmacSHA-224";
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algorithms[NistObjectIdentifiers.IdSha224.Id] = "PBEwithHmacSHA-224";
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algorithms["PBEWITHHMACSHA256"] = "PBEwithHmacSHA-256";
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algorithms["PBEWITHHMACSHA-256"] = "PBEwithHmacSHA-256";
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algorithms[NistObjectIdentifiers.IdSha256.Id] = "PBEwithHmacSHA-256";
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algorithms["PBEWITHHMACRIPEMD128"] = "PBEwithHmacRipeMD128";
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algorithms[TeleTrusTObjectIdentifiers.RipeMD128.Id] = "PBEwithHmacRipeMD128";
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algorithms["PBEWITHHMACRIPEMD160"] = "PBEwithHmacRipeMD160";
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algorithms[TeleTrusTObjectIdentifiers.RipeMD160.Id] = "PBEwithHmacRipeMD160";
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algorithms["PBEWITHHMACRIPEMD256"] = "PBEwithHmacRipeMD256";
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algorithms[TeleTrusTObjectIdentifiers.RipeMD256.Id] = "PBEwithHmacRipeMD256";
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algorithms["PBEWITHHMACTIGER"] = "PBEwithHmacTiger";
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algorithms["PBEWITHMD5AND128BITAES-CBC-OPENSSL"] = "PBEwithMD5and128bitAES-CBC-OpenSSL";
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algorithms["PBEWITHMD5AND192BITAES-CBC-OPENSSL"] = "PBEwithMD5and192bitAES-CBC-OpenSSL";
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algorithms["PBEWITHMD5AND256BITAES-CBC-OPENSSL"] = "PBEwithMD5and256bitAES-CBC-OpenSSL";
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algorithmType["Pkcs5scheme1"] = Pkcs5S1;
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algorithmType["Pkcs5scheme2"] = Pkcs5S2;
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algorithmType["PBEwithMD2andDES-CBC"] = Pkcs5S1;
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algorithmType["PBEwithMD2andRC2-CBC"] = Pkcs5S1;
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algorithmType["PBEwithMD5andDES-CBC"] = Pkcs5S1;
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algorithmType["PBEwithMD5andRC2-CBC"] = Pkcs5S1;
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algorithmType["PBEwithSHA-1andDES-CBC"] = Pkcs5S1;
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algorithmType["PBEwithSHA-1andRC2-CBC"] = Pkcs5S1;
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algorithmType["Pkcs12"] = Pkcs12;
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algorithmType["PBEwithSHA-1and128bitRC4"] = Pkcs12;
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algorithmType["PBEwithSHA-1and40bitRC4"] = Pkcs12;
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algorithmType["PBEwithSHA-1and3-keyDESEDE-CBC"] = Pkcs12;
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algorithmType["PBEwithSHA-1and2-keyDESEDE-CBC"] = Pkcs12;
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algorithmType["PBEwithSHA-1and128bitRC2-CBC"] = Pkcs12;
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algorithmType["PBEwithSHA-1and40bitRC2-CBC"] = Pkcs12;
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algorithmType["PBEwithSHA-1and128bitAES-CBC-BC"] = Pkcs12;
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algorithmType["PBEwithSHA-1and192bitAES-CBC-BC"] = Pkcs12;
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algorithmType["PBEwithSHA-1and256bitAES-CBC-BC"] = Pkcs12;
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algorithmType["PBEwithSHA-256and128bitAES-CBC-BC"] = Pkcs12;
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algorithmType["PBEwithSHA-256and192bitAES-CBC-BC"] = Pkcs12;
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algorithmType["PBEwithSHA-256and256bitAES-CBC-BC"] = Pkcs12;
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algorithmType["PBEwithSHA-1andIDEA-CBC"] = Pkcs12;
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algorithmType["PBEwithSHA-1andTWOFISH-CBC"] = Pkcs12;
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algorithmType["PBEwithHmacSHA-1"] = Pkcs12;
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algorithmType["PBEwithHmacSHA-224"] = Pkcs12;
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algorithmType["PBEwithHmacSHA-256"] = Pkcs12;
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algorithmType["PBEwithHmacRipeMD128"] = Pkcs12;
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algorithmType["PBEwithHmacRipeMD160"] = Pkcs12;
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algorithmType["PBEwithHmacRipeMD256"] = Pkcs12;
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algorithmType["PBEwithHmacTiger"] = Pkcs12;
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algorithmType["PBEwithMD5and128bitAES-CBC-OpenSSL"] = OpenSsl;
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algorithmType["PBEwithMD5and192bitAES-CBC-OpenSSL"] = OpenSsl;
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algorithmType["PBEwithMD5and256bitAES-CBC-OpenSSL"] = OpenSsl;
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oids["PBEwithMD2andDES-CBC"] = PkcsObjectIdentifiers.PbeWithMD2AndDesCbc;
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oids["PBEwithMD2andRC2-CBC"] = PkcsObjectIdentifiers.PbeWithMD2AndRC2Cbc;
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oids["PBEwithMD5andDES-CBC"] = PkcsObjectIdentifiers.PbeWithMD5AndDesCbc;
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oids["PBEwithMD5andRC2-CBC"] = PkcsObjectIdentifiers.PbeWithMD5AndRC2Cbc;
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oids["PBEwithSHA-1andDES-CBC"] = PkcsObjectIdentifiers.PbeWithSha1AndDesCbc;
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oids["PBEwithSHA-1andRC2-CBC"] = PkcsObjectIdentifiers.PbeWithSha1AndRC2Cbc;
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oids["PBEwithSHA-1and128bitRC4"] = PkcsObjectIdentifiers.PbeWithShaAnd128BitRC4;
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oids["PBEwithSHA-1and40bitRC4"] = PkcsObjectIdentifiers.PbeWithShaAnd40BitRC4;
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oids["PBEwithSHA-1and3-keyDESEDE-CBC"] = PkcsObjectIdentifiers.PbeWithShaAnd3KeyTripleDesCbc;
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oids["PBEwithSHA-1and2-keyDESEDE-CBC"] = PkcsObjectIdentifiers.PbeWithShaAnd2KeyTripleDesCbc;
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oids["PBEwithSHA-1and128bitRC2-CBC"] = PkcsObjectIdentifiers.PbeWithShaAnd128BitRC2Cbc;
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oids["PBEwithSHA-1and40bitRC2-CBC"] = PkcsObjectIdentifiers.PbewithShaAnd40BitRC2Cbc;
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oids["PBEwithHmacSHA-1"] = OiwObjectIdentifiers.IdSha1;
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oids["PBEwithHmacSHA-224"] = NistObjectIdentifiers.IdSha224;
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oids["PBEwithHmacSHA-256"] = NistObjectIdentifiers.IdSha256;
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oids["PBEwithHmacRipeMD128"] = TeleTrusTObjectIdentifiers.RipeMD128;
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oids["PBEwithHmacRipeMD160"] = TeleTrusTObjectIdentifiers.RipeMD160;
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oids["PBEwithHmacRipeMD256"] = TeleTrusTObjectIdentifiers.RipeMD256;
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oids["Pkcs5scheme2"] = PkcsObjectIdentifiers.IdPbeS2;
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}
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static PbeParametersGenerator MakePbeGenerator(
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string type,
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IDigest digest,
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byte[] key,
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byte[] salt,
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int iterationCount)
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{
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PbeParametersGenerator generator;
|
||
|
|
|
||
|
|
if (type.Equals(Pkcs5S1))
|
||
|
|
{
|
||
|
|
generator = new Pkcs5S1ParametersGenerator(digest);
|
||
|
|
}
|
||
|
|
else if (type.Equals(Pkcs5S2))
|
||
|
|
{
|
||
|
|
generator = new Pkcs5S2ParametersGenerator(digest);
|
||
|
|
}
|
||
|
|
else if (type.Equals(Pkcs12))
|
||
|
|
{
|
||
|
|
generator = new Pkcs12ParametersGenerator(digest);
|
||
|
|
}
|
||
|
|
else if (type.Equals(OpenSsl))
|
||
|
|
{
|
||
|
|
generator = new OpenSslPbeParametersGenerator();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
throw new ArgumentException("Unknown PBE type: " + type, "type");
|
||
|
|
}
|
||
|
|
|
||
|
|
generator.Init(key, salt, iterationCount);
|
||
|
|
return generator;
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a ObjectIdentifier for a give encoding.
|
||
|
|
/// </summary>
|
||
|
|
/// <param name="mechanism">A string representation of the encoding.</param>
|
||
|
|
/// <returns>A DerObjectIdentifier, null if the Oid is not available.</returns>
|
||
|
|
public static DerObjectIdentifier GetObjectIdentifier(
|
||
|
|
string mechanism)
|
||
|
|
{
|
||
|
|
mechanism = (string) algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(mechanism)];
|
||
|
|
if (mechanism != null)
|
||
|
|
{
|
||
|
|
return (DerObjectIdentifier)oids[mechanism];
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static ICollection Algorithms
|
||
|
|
{
|
||
|
|
get { return oids.Keys; }
|
||
|
|
}
|
||
|
|
|
||
|
|
public static bool IsPkcs12(
|
||
|
|
string algorithm)
|
||
|
|
{
|
||
|
|
string mechanism = (string)algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(algorithm)];
|
||
|
|
|
||
|
|
return mechanism != null && Pkcs12.Equals(algorithmType[mechanism]);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static bool IsPkcs5Scheme1(
|
||
|
|
string algorithm)
|
||
|
|
{
|
||
|
|
string mechanism = (string)algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(algorithm)];
|
||
|
|
|
||
|
|
return mechanism != null && Pkcs5S1.Equals(algorithmType[mechanism]);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static bool IsPkcs5Scheme2(
|
||
|
|
string algorithm)
|
||
|
|
{
|
||
|
|
string mechanism = (string)algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(algorithm)];
|
||
|
|
|
||
|
|
return mechanism != null && Pkcs5S2.Equals(algorithmType[mechanism]);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static bool IsOpenSsl(
|
||
|
|
string algorithm)
|
||
|
|
{
|
||
|
|
string mechanism = (string)algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(algorithm)];
|
||
|
|
|
||
|
|
return mechanism != null && OpenSsl.Equals(algorithmType[mechanism]);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static bool IsPbeAlgorithm(
|
||
|
|
string algorithm)
|
||
|
|
{
|
||
|
|
string mechanism = (string)algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(algorithm)];
|
||
|
|
|
||
|
|
return mechanism != null && algorithmType[mechanism] != null;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static Asn1Encodable GenerateAlgorithmParameters(
|
||
|
|
DerObjectIdentifier algorithmOid,
|
||
|
|
byte[] salt,
|
||
|
|
int iterationCount)
|
||
|
|
{
|
||
|
|
return GenerateAlgorithmParameters(algorithmOid.Id, salt, iterationCount);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static Asn1Encodable GenerateAlgorithmParameters(
|
||
|
|
string algorithm,
|
||
|
|
byte[] salt,
|
||
|
|
int iterationCount)
|
||
|
|
{
|
||
|
|
if (IsPkcs12(algorithm))
|
||
|
|
{
|
||
|
|
return new Pkcs12PbeParams(salt, iterationCount);
|
||
|
|
}
|
||
|
|
else if (IsPkcs5Scheme2(algorithm))
|
||
|
|
{
|
||
|
|
return new Pbkdf2Params(salt, iterationCount);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return new PbeParameter(salt, iterationCount);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public static Asn1Encodable GenerateAlgorithmParameters(
|
||
|
|
DerObjectIdentifier cipherAlgorithm,
|
||
|
|
DerObjectIdentifier hashAlgorithm,
|
||
|
|
byte[] salt,
|
||
|
|
int iterationCount,
|
||
|
|
SecureRandom secureRandom)
|
||
|
|
{
|
||
|
|
EncryptionScheme encScheme;
|
||
|
|
if (NistObjectIdentifiers.IdAes128Cbc.Equals(cipherAlgorithm)
|
||
|
|
|| NistObjectIdentifiers.IdAes192Cbc.Equals(cipherAlgorithm)
|
||
|
|
|| NistObjectIdentifiers.IdAes256Cbc.Equals(cipherAlgorithm)
|
||
|
|
|| NistObjectIdentifiers.IdAes128Cfb.Equals(cipherAlgorithm)
|
||
|
|
|| NistObjectIdentifiers.IdAes192Cfb.Equals(cipherAlgorithm)
|
||
|
|
|| NistObjectIdentifiers.IdAes256Cfb.Equals(cipherAlgorithm))
|
||
|
|
{
|
||
|
|
byte[] iv = new byte[16];
|
||
|
|
secureRandom.NextBytes(iv);
|
||
|
|
encScheme = new EncryptionScheme(cipherAlgorithm, new DerOctetString(iv));
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
throw new ArgumentException("unknown cipher: " + cipherAlgorithm);
|
||
|
|
}
|
||
|
|
|
||
|
|
KeyDerivationFunc func = new KeyDerivationFunc(PkcsObjectIdentifiers.IdPbkdf2, new Pbkdf2Params(salt, iterationCount, new AlgorithmIdentifier(hashAlgorithm, DerNull.Instance)));
|
||
|
|
|
||
|
|
return new PbeS2Parameters(func, encScheme);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static ICipherParameters GenerateCipherParameters(
|
||
|
|
DerObjectIdentifier algorithmOid,
|
||
|
|
char[] password,
|
||
|
|
Asn1Encodable pbeParameters)
|
||
|
|
{
|
||
|
|
return GenerateCipherParameters(algorithmOid.Id, password, false, pbeParameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static ICipherParameters GenerateCipherParameters(
|
||
|
|
DerObjectIdentifier algorithmOid,
|
||
|
|
char[] password,
|
||
|
|
bool wrongPkcs12Zero,
|
||
|
|
Asn1Encodable pbeParameters)
|
||
|
|
{
|
||
|
|
return GenerateCipherParameters(algorithmOid.Id, password, wrongPkcs12Zero, pbeParameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static ICipherParameters GenerateCipherParameters(
|
||
|
|
AlgorithmIdentifier algID,
|
||
|
|
char[] password)
|
||
|
|
{
|
||
|
|
return GenerateCipherParameters(algID.Algorithm.Id, password, false, algID.Parameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static ICipherParameters GenerateCipherParameters(
|
||
|
|
AlgorithmIdentifier algID,
|
||
|
|
char[] password,
|
||
|
|
bool wrongPkcs12Zero)
|
||
|
|
{
|
||
|
|
return GenerateCipherParameters(algID.Algorithm.Id, password, wrongPkcs12Zero, algID.Parameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static ICipherParameters GenerateCipherParameters(
|
||
|
|
string algorithm,
|
||
|
|
char[] password,
|
||
|
|
Asn1Encodable pbeParameters)
|
||
|
|
{
|
||
|
|
return GenerateCipherParameters(algorithm, password, false, pbeParameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static ICipherParameters GenerateCipherParameters(
|
||
|
|
string algorithm,
|
||
|
|
char[] password,
|
||
|
|
bool wrongPkcs12Zero,
|
||
|
|
Asn1Encodable pbeParameters)
|
||
|
|
{
|
||
|
|
string mechanism = (string)algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(algorithm)];
|
||
|
|
|
||
|
|
byte[] keyBytes = null;
|
||
|
|
byte[] salt = null;
|
||
|
|
int iterationCount = 0;
|
||
|
|
|
||
|
|
if (IsPkcs12(mechanism))
|
||
|
|
{
|
||
|
|
Pkcs12PbeParams pbeParams = Pkcs12PbeParams.GetInstance(pbeParameters);
|
||
|
|
salt = pbeParams.GetIV();
|
||
|
|
iterationCount = pbeParams.Iterations.IntValue;
|
||
|
|
keyBytes = PbeParametersGenerator.Pkcs12PasswordToBytes(password, wrongPkcs12Zero);
|
||
|
|
}
|
||
|
|
else if (IsPkcs5Scheme2(mechanism))
|
||
|
|
{
|
||
|
|
// See below
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
PbeParameter pbeParams = PbeParameter.GetInstance(pbeParameters);
|
||
|
|
salt = pbeParams.GetSalt();
|
||
|
|
iterationCount = pbeParams.IterationCount.IntValue;
|
||
|
|
keyBytes = PbeParametersGenerator.Pkcs5PasswordToBytes(password);
|
||
|
|
}
|
||
|
|
|
||
|
|
ICipherParameters parameters = null;
|
||
|
|
|
||
|
|
if (IsPkcs5Scheme2(mechanism))
|
||
|
|
{
|
||
|
|
PbeS2Parameters s2p = PbeS2Parameters.GetInstance(pbeParameters.ToAsn1Object());
|
||
|
|
AlgorithmIdentifier encScheme = s2p.EncryptionScheme;
|
||
|
|
DerObjectIdentifier encOid = encScheme.Algorithm;
|
||
|
|
Asn1Object encParams = encScheme.Parameters.ToAsn1Object();
|
||
|
|
|
||
|
|
Pbkdf2Params pbeParams = Pbkdf2Params.GetInstance(s2p.KeyDerivationFunc.Parameters.ToAsn1Object());
|
||
|
|
IDigest digest = DigestUtilities.GetDigest(pbeParams.Prf.Algorithm);
|
||
|
|
|
||
|
|
byte[] iv;
|
||
|
|
if (encOid.Equals(PkcsObjectIdentifiers.RC2Cbc)) // PKCS5.B.2.3
|
||
|
|
{
|
||
|
|
RC2CbcParameter rc2Params = RC2CbcParameter.GetInstance(encParams);
|
||
|
|
iv = rc2Params.GetIV();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
iv = Asn1OctetString.GetInstance(encParams).GetOctets();
|
||
|
|
}
|
||
|
|
|
||
|
|
salt = pbeParams.GetSalt();
|
||
|
|
iterationCount = pbeParams.IterationCount.IntValue;
|
||
|
|
keyBytes = PbeParametersGenerator.Pkcs5PasswordToBytes(password);
|
||
|
|
|
||
|
|
int keyLength = pbeParams.KeyLength != null
|
||
|
|
? pbeParams.KeyLength.IntValue * 8
|
||
|
|
: GeneratorUtilities.GetDefaultKeySize(encOid);
|
||
|
|
|
||
|
|
PbeParametersGenerator gen = MakePbeGenerator(
|
||
|
|
(string)algorithmType[mechanism], digest, keyBytes, salt, iterationCount);
|
||
|
|
|
||
|
|
parameters = gen.GenerateDerivedParameters(encOid.Id, keyLength);
|
||
|
|
|
||
|
|
if (iv != null)
|
||
|
|
{
|
||
|
|
// FIXME? OpenSSL weirdness with IV of zeros (for ECB keys?)
|
||
|
|
if (Arrays.AreEqual(iv, new byte[iv.Length]))
|
||
|
|
{
|
||
|
|
//Console.Error.Write("***** IV all 0 (length " + iv.Length + ") *****");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
parameters = new ParametersWithIV(parameters, iv);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithSHA-1"))
|
||
|
|
{
|
||
|
|
PbeParametersGenerator generator = MakePbeGenerator(
|
||
|
|
(string) algorithmType[mechanism], new Sha1Digest(), keyBytes, salt, iterationCount);
|
||
|
|
|
||
|
|
if (mechanism.Equals("PBEwithSHA-1and128bitAES-CBC-BC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 128, 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and192bitAES-CBC-BC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 192, 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and256bitAES-CBC-BC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 256, 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and128bitRC4"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("RC4", 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and40bitRC4"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("RC4", 40);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and3-keyDESEDE-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("DESEDE", 192, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and2-keyDESEDE-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("DESEDE", 128, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and128bitRC2-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("RC2", 128, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1and40bitRC2-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("RC2", 40, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1andDES-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("DES", 64, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-1andRC2-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("RC2", 64, 64);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithSHA-256"))
|
||
|
|
{
|
||
|
|
PbeParametersGenerator generator = MakePbeGenerator(
|
||
|
|
(string) algorithmType[mechanism], new Sha256Digest(), keyBytes, salt, iterationCount);
|
||
|
|
|
||
|
|
if (mechanism.Equals("PBEwithSHA-256and128bitAES-CBC-BC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 128, 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-256and192bitAES-CBC-BC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 192, 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithSHA-256and256bitAES-CBC-BC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 256, 128);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithMD5"))
|
||
|
|
{
|
||
|
|
PbeParametersGenerator generator = MakePbeGenerator(
|
||
|
|
(string)algorithmType[mechanism], new MD5Digest(), keyBytes, salt, iterationCount);
|
||
|
|
|
||
|
|
if (mechanism.Equals("PBEwithMD5andDES-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("DES", 64, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithMD5andRC2-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("RC2", 64, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithMD5and128bitAES-CBC-OpenSSL"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 128, 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithMD5and192bitAES-CBC-OpenSSL"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 192, 128);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithMD5and256bitAES-CBC-OpenSSL"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("AES", 256, 128);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithMD2"))
|
||
|
|
{
|
||
|
|
PbeParametersGenerator generator = MakePbeGenerator(
|
||
|
|
(string)algorithmType[mechanism], new MD2Digest(), keyBytes, salt, iterationCount);
|
||
|
|
if (mechanism.Equals("PBEwithMD2andDES-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("DES", 64, 64);
|
||
|
|
}
|
||
|
|
else if (mechanism.Equals("PBEwithMD2andRC2-CBC"))
|
||
|
|
{
|
||
|
|
parameters = generator.GenerateDerivedParameters("RC2", 64, 64);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithHmac"))
|
||
|
|
{
|
||
|
|
string digestName = mechanism.Substring("PBEwithHmac".Length);
|
||
|
|
IDigest digest = DigestUtilities.GetDigest(digestName);
|
||
|
|
|
||
|
|
PbeParametersGenerator generator = MakePbeGenerator(
|
||
|
|
(string) algorithmType[mechanism], digest, keyBytes, salt, iterationCount);
|
||
|
|
|
||
|
|
int bitLen = digest.GetDigestSize() * 8;
|
||
|
|
parameters = generator.GenerateDerivedMacParameters(bitLen);
|
||
|
|
}
|
||
|
|
|
||
|
|
Array.Clear(keyBytes, 0, keyBytes.Length);
|
||
|
|
|
||
|
|
return FixDesParity(mechanism, parameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static object CreateEngine(
|
||
|
|
DerObjectIdentifier algorithmOid)
|
||
|
|
{
|
||
|
|
return CreateEngine(algorithmOid.Id);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static object CreateEngine(
|
||
|
|
AlgorithmIdentifier algID)
|
||
|
|
{
|
||
|
|
string algorithm = algID.Algorithm.Id;
|
||
|
|
|
||
|
|
if (IsPkcs5Scheme2(algorithm))
|
||
|
|
{
|
||
|
|
PbeS2Parameters s2p = PbeS2Parameters.GetInstance(algID.Parameters.ToAsn1Object());
|
||
|
|
AlgorithmIdentifier encScheme = s2p.EncryptionScheme;
|
||
|
|
return CipherUtilities.GetCipher(encScheme.Algorithm);
|
||
|
|
}
|
||
|
|
|
||
|
|
return CreateEngine(algorithm);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static object CreateEngine(
|
||
|
|
string algorithm)
|
||
|
|
{
|
||
|
|
string mechanism = (string)algorithms[BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(algorithm)];
|
||
|
|
|
||
|
|
if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithHmac"))
|
||
|
|
{
|
||
|
|
string digestName = mechanism.Substring("PBEwithHmac".Length);
|
||
|
|
|
||
|
|
return MacUtilities.GetMac("HMAC/" + digestName);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithMD2")
|
||
|
|
|| BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithMD5")
|
||
|
|
|| BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithSHA-1")
|
||
|
|
|| BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.StartsWith(mechanism, "PBEwithSHA-256"))
|
||
|
|
{
|
||
|
|
if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "AES-CBC-BC") || BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "AES-CBC-OPENSSL"))
|
||
|
|
{
|
||
|
|
return CipherUtilities.GetCipher("AES/CBC");
|
||
|
|
}
|
||
|
|
|
||
|
|
if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "DES-CBC"))
|
||
|
|
{
|
||
|
|
return CipherUtilities.GetCipher("DES/CBC");
|
||
|
|
}
|
||
|
|
|
||
|
|
if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "DESEDE-CBC"))
|
||
|
|
{
|
||
|
|
return CipherUtilities.GetCipher("DESEDE/CBC");
|
||
|
|
}
|
||
|
|
|
||
|
|
if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "RC2-CBC"))
|
||
|
|
{
|
||
|
|
return CipherUtilities.GetCipher("RC2/CBC");
|
||
|
|
}
|
||
|
|
|
||
|
|
if (BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "RC4"))
|
||
|
|
{
|
||
|
|
return CipherUtilities.GetCipher("RC4");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static string GetEncodingName(
|
||
|
|
DerObjectIdentifier oid)
|
||
|
|
{
|
||
|
|
return (string) algorithms[oid.Id];
|
||
|
|
}
|
||
|
|
|
||
|
|
private static ICipherParameters FixDesParity(string mechanism, ICipherParameters parameters)
|
||
|
|
{
|
||
|
|
if (!BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "DES-CBC") && !BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.EndsWith(mechanism, "DESEDE-CBC"))
|
||
|
|
{
|
||
|
|
return parameters;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (parameters is ParametersWithIV)
|
||
|
|
{
|
||
|
|
ParametersWithIV ivParams = (ParametersWithIV)parameters;
|
||
|
|
return new ParametersWithIV(FixDesParity(mechanism, ivParams.Parameters), ivParams.GetIV());
|
||
|
|
}
|
||
|
|
|
||
|
|
KeyParameter kParam = (KeyParameter)parameters;
|
||
|
|
byte[] keyBytes = kParam.GetKey();
|
||
|
|
DesParameters.SetOddParity(keyBytes);
|
||
|
|
return new KeyParameter(keyBytes);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#pragma warning restore
|
||
|
|
#endif
|