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authorlbsa712009-04-01 06:11:51 +0000
committerlbsa712009-04-01 06:11:51 +0000
commit0266c344fb425e1338f988f542fc532e9b47aa1f (patch)
tree3fc692aa2ee65e20f60a6dfaadb7fc33c3379db5 /OpenSim/Framework/Util.cs
parent* Removes some hard-coded magic numbers relating to RegionSize. We now use Co... (diff)
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* Added NUnit tested utility function GetHashGuid() for future use.
* Did some aligning refactoring of the MD5 and SHA-1 functions.
Diffstat (limited to 'OpenSim/Framework/Util.cs')
-rw-r--r--OpenSim/Framework/Util.cs37
1 files changed, 30 insertions, 7 deletions
diff --git a/OpenSim/Framework/Util.cs b/OpenSim/Framework/Util.cs
index cce2adb..a0cac96 100644
--- a/OpenSim/Framework/Util.cs
+++ b/OpenSim/Framework/Util.cs
@@ -338,29 +338,41 @@ namespace OpenSim.Framework
338 /// <summary> 338 /// <summary>
339 /// Return an md5 hash of the given string 339 /// Return an md5 hash of the given string
340 /// </summary> 340 /// </summary>
341 /// <param name="pass"></param> 341 /// <param name="data"></param>
342 /// <returns></returns> 342 /// <returns></returns>
343 public static string Md5Hash(string pass) 343 public static string Md5Hash(string data)
344 { 344 {
345 MD5 md5 = MD5.Create(); 345 byte[] dataMd5 = ComputeMD5Hash(data);
346 byte[] dataMd5 = md5.ComputeHash(Encoding.Default.GetBytes(pass));
347 StringBuilder sb = new StringBuilder(); 346 StringBuilder sb = new StringBuilder();
348 for (int i = 0; i < dataMd5.Length; i++) 347 for (int i = 0; i < dataMd5.Length; i++)
349 sb.AppendFormat("{0:x2}", dataMd5[i]); 348 sb.AppendFormat("{0:x2}", dataMd5[i]);
350 return sb.ToString(); 349 return sb.ToString();
351 } 350 }
352 351
352 private static byte[] ComputeMD5Hash(string data)
353 {
354 MD5 md5 = MD5.Create();
355 return md5.ComputeHash(Encoding.Default.GetBytes(data));
356 }
357
353 /// <summary> 358 /// <summary>
354 /// Return an SHA1 hash of the given string 359 /// Return an SHA1 hash of the given string
355 /// </summary> 360 /// </summary>
356 /// <param name="src"></param> 361 /// <param name="data"></param>
357 /// <returns></returns> 362 /// <returns></returns>
358 public static string SHA1Hash(string src) 363 public static string SHA1Hash(string data)
364 {
365 byte[] hash = ComputeSHA1Hash(data);
366 return BitConverter.ToString(hash).Replace("-", String.Empty);
367 }
368
369 private static byte[] ComputeSHA1Hash(string src)
359 { 370 {
360 SHA1CryptoServiceProvider SHA1 = new SHA1CryptoServiceProvider(); 371 SHA1CryptoServiceProvider SHA1 = new SHA1CryptoServiceProvider();
361 return BitConverter.ToString(SHA1.ComputeHash(Encoding.Default.GetBytes(src))).Replace("-", String.Empty); 372 return SHA1.ComputeHash(Encoding.Default.GetBytes(src));
362 } 373 }
363 374
375
364 public static int fast_distance2d(int x, int y) 376 public static int fast_distance2d(int x, int y)
365 { 377 {
366 x = Math.Abs(x); 378 x = Math.Abs(x);
@@ -1007,5 +1019,16 @@ namespace OpenSim.Framework
1007 string result = new String(decoded_char); 1019 string result = new String(decoded_char);
1008 return result; 1020 return result;
1009 } 1021 }
1022
1023 public static Guid GetHashGuid(string data, string salt)
1024 {
1025 byte[] hash = ComputeMD5Hash( data + salt );
1026
1027 string s = BitConverter.ToString(hash);
1028
1029 Guid guid = new Guid( hash );
1030
1031 return guid;
1032 }
1010 } 1033 }
1011} 1034}