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Hashing

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This commit is contained in:
Matt Nadareski
2020-06-05 22:26:44 -07:00
parent 916d2a3b51
commit ac2a9fabb7
37 changed files with 722 additions and 269 deletions
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16
SabreTools.Library/DatItems/Disk.cs
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@@ -13,6 +13,7 @@ namespace SabreTools.Library.DatItems
#region Private instance variables
private byte[] _md5; // 16 bytes
private byte[] _ripemd160; // 20 bytes
private byte[] _sha1; // 20 bytes
private byte[] _sha256; // 32 bytes
private byte[] _sha384; // 48 bytes
@@ -31,6 +32,15 @@ namespace SabreTools.Library.DatItems
set { _md5 = Utilities.StringToByteArray(value); }
}
/// <summary>
/// Data RIPEMD160 hash
/// </summary>
public string RIPEMD160
{
get { return _ripemd160.IsNullOrWhiteSpace() ? null : Utilities.ByteArrayToString(_ripemd160); }
set { _ripemd160 = Utilities.StringToByteArray(value); }
}
/// <summary>
/// Data SHA-1 hash
/// </summary>
@@ -120,6 +130,7 @@ namespace SabreTools.Library.DatItems
{
this.Name = baseFile.Filename;
_md5 = baseFile.MD5;
_ripemd160 = baseFile.RIPEMD160;
_sha1 = baseFile.SHA1;
_sha256 = baseFile.SHA256;
_sha384 = baseFile.SHA384;
@@ -172,6 +183,7 @@ namespace SabreTools.Library.DatItems
Source = this.Source,
_md5 = this._md5,
_ripemd160 = this._ripemd160,
_sha1 = this._sha1,
_sha256 = this._sha256,
_sha384 = this._sha384,
@@ -194,6 +206,7 @@ namespace SabreTools.Library.DatItems
CRC = null,
MD5 = this.MD5,
RIPEMD160 = this.RIPEMD160,
SHA1 = this.SHA1,
SHA256 = this.SHA256,
SHA384 = this.SHA384,
@@ -260,6 +273,7 @@ namespace SabreTools.Library.DatItems
if ((this.ItemStatus == ItemStatus.Nodump && newOther.ItemStatus == ItemStatus.Nodump)
&& (this.Name == newOther.Name)
&& (this._md5.IsNullOrWhiteSpace() && newOther._md5.IsNullOrWhiteSpace())
&& (this._ripemd160.IsNullOrWhiteSpace() && newOther._ripemd160.IsNullOrWhiteSpace())
&& (this._sha1.IsNullOrWhiteSpace() && newOther._sha1.IsNullOrWhiteSpace())
&& (this._sha256.IsNullOrWhiteSpace() && newOther._sha256.IsNullOrWhiteSpace())
&& (this._sha384.IsNullOrWhiteSpace() && newOther._sha384.IsNullOrWhiteSpace())
@@ -270,6 +284,7 @@ namespace SabreTools.Library.DatItems
// If we can determine that the disks have no non-empty hashes in common, we return false
else if ((this._md5.IsNullOrWhiteSpace() || newOther._md5.IsNullOrWhiteSpace())
&& (this._ripemd160.IsNullOrWhiteSpace() || newOther._ripemd160.IsNullOrWhiteSpace())
&& (this._sha1.IsNullOrWhiteSpace() || newOther._sha1.IsNullOrWhiteSpace())
&& (this._sha256.IsNullOrWhiteSpace() || newOther._sha256.IsNullOrWhiteSpace())
&& (this._sha384.IsNullOrWhiteSpace() || newOther._sha384.IsNullOrWhiteSpace())
@@ -280,6 +295,7 @@ namespace SabreTools.Library.DatItems
// Otherwise if we get a partial match
else if (((this._md5.IsNullOrWhiteSpace() || newOther._md5.IsNullOrWhiteSpace()) || Enumerable.SequenceEqual(this._md5, newOther._md5))
&& ((this._ripemd160.IsNullOrWhiteSpace() || newOther._ripemd160.IsNullOrWhiteSpace()) || Enumerable.SequenceEqual(this._ripemd160, newOther._ripemd160))
&& ((this._sha1.IsNullOrWhiteSpace() || newOther._sha1.IsNullOrWhiteSpace()) || Enumerable.SequenceEqual(this._sha1, newOther._sha1))
&& ((this._sha256.IsNullOrWhiteSpace() || newOther._sha256.IsNullOrWhiteSpace()) || Enumerable.SequenceEqual(this._sha256, newOther._sha256))
&& ((this._sha384.IsNullOrWhiteSpace() || newOther._sha384.IsNullOrWhiteSpace()) || Enumerable.SequenceEqual(this._sha384, newOther._sha384))