1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
using System;
using System.Collections.Generic;
using System.Text;
using OpenGrid.Framework.Data;
namespace OpenGrid.Framework.Data.SQLite
{
public class SQLiteGridData : IGridData
{
private SQLiteManager database;
/// <summary>
/// Initialises the Grid Interface
/// </summary>
public void Initialise()
{
database = new SQLiteManager("localhost", "db", "user", "password", "false");
}
/// <summary>
/// Shuts down the grid interface
/// </summary>
public void Close()
{
database.Close();
}
public string getName()
{
return "SQLite OpenGridData";
}
public string getVersion()
{
return "0.1";
}
public SimProfileData[] GetProfilesInRange(uint a, uint b, uint c, uint d)
{
return null;
}
/// <summary>
/// Returns a sim profile from it's location
/// </summary>
/// <param name="handle">Region location handle</param>
/// <returns>Sim profile</returns>
public SimProfileData GetProfileByHandle(ulong handle)
{
Dictionary<string, string> param = new Dictionary<string, string>();
param["handle"] = handle.ToString();
System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE handle = @handle", param);
System.Data.IDataReader reader = result.ExecuteReader();
SimProfileData row = database.getRow(reader);
reader.Close();
result.Dispose();
return row;
}
/// <summary>
/// Returns a sim profile from it's UUID
/// </summary>
/// <param name="uuid">The region UUID</param>
/// <returns>The sim profile</returns>
public SimProfileData GetProfileByLLUUID(libsecondlife.LLUUID uuid)
{
Dictionary<string, string> param = new Dictionary<string, string>();
param["uuid"] = uuid.ToStringHyphenated();
System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE uuid = @uuid", param);
System.Data.IDataReader reader = result.ExecuteReader();
SimProfileData row = database.getRow(reader);
reader.Close();
result.Dispose();
return row;
}
public DataResponse AddProfile(SimProfileData profile)
{
if (database.insertRow(profile))
{
return DataResponse.RESPONSE_OK;
}
else
{
return DataResponse.RESPONSE_ERROR;
}
}
/// <summary>
/// DEPRECIATED. Attempts to authenticate a region by comparing a shared secret.
/// </summary>
/// <param name="uuid">The UUID of the challenger</param>
/// <param name="handle">The attempted regionHandle of the challenger</param>
/// <param name="authkey">The secret</param>
/// <returns>Whether the secret and regionhandle match the database entry for UUID</returns>
public bool AuthenticateSim(libsecondlife.LLUUID uuid, ulong handle, string authkey)
{
bool throwHissyFit = false; // Should be true by 1.0
if (throwHissyFit)
throw new Exception("CRYPTOWEAK AUTHENTICATE: Refusing to authenticate due to replay potential.");
SimProfileData data = GetProfileByLLUUID(uuid);
return (handle == data.regionHandle && authkey == data.regionSecret);
}
/// <summary>
/// NOT YET FUNCTIONAL. Provides a cryptographic authentication of a region
/// </summary>
/// <remarks>This requires a security audit.</remarks>
/// <param name="uuid"></param>
/// <param name="handle"></param>
/// <param name="authhash"></param>
/// <param name="challenge"></param>
/// <returns></returns>
public bool AuthenticateSim(libsecondlife.LLUUID uuid, ulong handle, string authhash, string challenge)
{
System.Security.Cryptography.SHA512Managed HashProvider = new System.Security.Cryptography.SHA512Managed();
System.Text.ASCIIEncoding TextProvider = new ASCIIEncoding();
byte[] stream = TextProvider.GetBytes(uuid.ToStringHyphenated() + ":" + handle.ToString() + ":" + challenge);
byte[] hash = HashProvider.ComputeHash(stream);
return false;
}
}
}
|
