/[RomCheater]/trunk/RomCheater/Serialization/SearchResultReader.cs
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Annotation of /trunk/RomCheater/Serialization/SearchResultReader.cs

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Revision 403 - (hide annotations) (download)
Thu Jun 21 07:13:04 2012 UTC (9 years, 11 months ago) by william
File size: 4948 byte(s)

1 william 401 using System;
2     using System.Collections.Generic;
3     using System.Linq;
4     using System.Text;
5 william 402 using RomCheater.Docking.MemorySearch;
6 william 401
7     namespace RomCheater.Serialization
8     {
9 william 402 public interface ISearchResultReader
10 william 401 {
11 william 402 void CurrentAddress(out uint Address);
12     uint CurrentAddress();
13     void CurrentResult<TValue>(out TValue Value);
14     TValue CurrentResult<TValue>();
15 william 403
16     bool ReadCurrentAddess { get; }
17     bool ReadCurrentValue { get; }
18    
19 william 401 }
20 william 402 public class SearchResultReader : SerializationReader, ISearchResultReader
21     {
22     public SearchResultReader() : base() { ReadHeader(); }
23    
24     private void ReadHeader()
25     {
26     try
27     {
28     // SRD (string)
29     string magic = Encoding.UTF8.GetString(binReader.ReadBytes(3));
30     string SRD = "SRD";
31     if (magic != SRD)
32     {
33     throw new InvalidOperationException(string.Format("Encountered unexpected magic: {0} expected: {1}", magic, SRD));
34     }
35     // version (int)
36     int version = binReader.ReadInt32();
37     if (version != 1)
38     {
39     throw new InvalidOperationException(string.Format("Encountered unexpected version: {0} expected: {1}", version, 1));
40     }
41     // resultcount
42     int resultcount = binReader.ReadInt32();
43     if (resultcount == 0)
44     {
45     throw new InvalidOperationException(string.Format("Result Count is zero"));
46     }
47     ResultCount = resultcount;
48     }
49     catch (System.IO.EndOfStreamException) { }
50     }
51 william 403 #region ISearchResultReader members
52     public bool ReadCurrentAddess { get; private set; }
53     public bool ReadCurrentValue { get; private set; }
54 william 402 public uint CurrentAddress()
55     {
56     uint Address = 0;
57     CurrentAddress(out Address);
58     return Address;
59     }
60     public void CurrentAddress(out uint Address)
61     {
62     Address = 0;
63     try
64     {
65 william 403 if (ReadCurrentAddess && !ReadCurrentValue)
66     {
67     throw new InvalidOperationException("Cannot read Current Address because the current Value has not been read. Please call CurrentResult<TValue>() first.");
68     }
69 william 402 Address = binReader.ReadUInt32();
70 william 403 ReadCurrentAddess = true;
71     ReadCurrentValue = false;
72 william 402 }
73     catch (System.IO.EndOfStreamException) { }
74     }
75     public TValue CurrentResult<TValue>()
76     {
77     TValue Value = default(TValue);
78     CurrentResult<TValue>(out Value);
79     return Value;
80     }
81     public void CurrentResult<TValue>(out TValue Value)
82     {
83     Value = default(TValue);
84 william 403 if (!ReadCurrentAddess)
85     {
86     throw new InvalidOperationException("Cannot read Current Value because the current Address has not been read. Please call CurrentAddress() first.");
87     }
88 william 402 try
89     {
90     Type t = typeof(TValue);
91     switch (t.Name.ToLower())
92     {
93     case "byte":
94     Value = (TValue)Convert.ChangeType(binReader.ReadByte(), typeof(TValue));
95     break;
96     case "sbyte":
97     Value = (TValue)Convert.ChangeType(binReader.ReadSByte(), typeof(TValue));
98     break;
99     case "uint16":
100     Value = (TValue)Convert.ChangeType(binReader.ReadUInt16(), typeof(TValue));
101     break;
102     case "int16":
103     Value = (TValue)Convert.ChangeType(binReader.ReadInt16(), typeof(TValue));
104     break;
105     case "uint32":
106     Value = (TValue)Convert.ChangeType(binReader.ReadUInt32(), typeof(TValue));
107     break;
108     case "int32":
109     Value = (TValue)Convert.ChangeType(binReader.ReadInt32(), typeof(TValue));
110     break;
111     case "uint64":
112     Value = (TValue)Convert.ChangeType(binReader.ReadUInt64(), typeof(TValue));
113     break;
114     case "int64":
115     Value = (TValue)Convert.ChangeType(binReader.ReadInt64(), typeof(TValue));
116     break;
117     }
118 william 403 ReadCurrentValue = true;
119     ReadCurrentAddess = false;
120 william 402 }
121     catch (System.IO.EndOfStreamException) { }
122     }
123     #endregion
124     }
125 william 401 }

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