diff options
Diffstat (limited to 'OpenSim/Region/Environment/Scenes/scripting/Engines/LSLEngine/LSLHandler/Engine.cs')
-rw-r--r-- | OpenSim/Region/Environment/Scenes/scripting/Engines/LSLEngine/LSLHandler/Engine.cs | 280 |
1 files changed, 140 insertions, 140 deletions
diff --git a/OpenSim/Region/Environment/Scenes/scripting/Engines/LSLEngine/LSLHandler/Engine.cs b/OpenSim/Region/Environment/Scenes/scripting/Engines/LSLEngine/LSLHandler/Engine.cs index 8b957d3..012a00e 100644 --- a/OpenSim/Region/Environment/Scenes/scripting/Engines/LSLEngine/LSLHandler/Engine.cs +++ b/OpenSim/Region/Environment/Scenes/scripting/Engines/LSLEngine/LSLHandler/Engine.cs | |||
@@ -1,140 +1,140 @@ | |||
1 | using System; | 1 | using System; |
2 | using System.Reflection; | 2 | using System.Reflection; |
3 | using System.Reflection.Emit; | 3 | using System.Reflection.Emit; |
4 | using System.Threading; | 4 | using System.Threading; |
5 | 5 | ||
6 | using OpenSim.Region.Scripting; | 6 | using OpenSim.Region.Scripting; |
7 | 7 | ||
8 | namespace OpenSim.ScriptEngines.LSL | 8 | namespace OpenSim.ScriptEngines.LSL |
9 | { | 9 | { |
10 | 10 | ||
11 | 11 | ||
12 | public class Engine | 12 | public class Engine |
13 | { | 13 | { |
14 | public void Start(ScriptInfo WorldAPI) | 14 | public void Start(ScriptInfo WorldAPI) |
15 | { | 15 | { |
16 | 16 | ||
17 | 17 | ||
18 | 18 | ||
19 | // Create Assembly Name | 19 | // Create Assembly Name |
20 | AssemblyName asmName = new AssemblyName(); | 20 | AssemblyName asmName = new AssemblyName(); |
21 | asmName.Name = "TestAssembly"; | 21 | asmName.Name = "TestAssembly"; |
22 | 22 | ||
23 | // Create Assembly | 23 | // Create Assembly |
24 | AssemblyBuilder asmBuilder = | 24 | AssemblyBuilder asmBuilder = |
25 | Thread.GetDomain().DefineDynamicAssembly | 25 | Thread.GetDomain().DefineDynamicAssembly |
26 | (asmName, AssemblyBuilderAccess.RunAndSave); | 26 | (asmName, AssemblyBuilderAccess.RunAndSave); |
27 | 27 | ||
28 | // Create a module (and save to disk) | 28 | // Create a module (and save to disk) |
29 | ModuleBuilder modBuilder = asmBuilder.DefineDynamicModule | 29 | ModuleBuilder modBuilder = asmBuilder.DefineDynamicModule |
30 | (asmName.Name, asmName.Name + ".dll"); | 30 | (asmName.Name, asmName.Name + ".dll"); |
31 | 31 | ||
32 | // Create a Class (/Type) | 32 | // Create a Class (/Type) |
33 | TypeBuilder typeBuilder = modBuilder.DefineType( | 33 | TypeBuilder typeBuilder = modBuilder.DefineType( |
34 | "MyClass", | 34 | "MyClass", |
35 | TypeAttributes.Public, | 35 | TypeAttributes.Public, |
36 | typeof(object), | 36 | typeof(object), |
37 | new Type[] { typeof(LSL_CLRInterface.LSLScript) }); | 37 | new Type[] { typeof(LSL_CLRInterface.LSLScript) }); |
38 | 38 | ||
39 | 39 | ||
40 | 40 | ||
41 | /* | 41 | /* |
42 | * Generate the IL itself | 42 | * Generate the IL itself |
43 | */ | 43 | */ |
44 | 44 | ||
45 | GenerateIL(WorldAPI, typeBuilder); | 45 | GenerateIL(WorldAPI, typeBuilder); |
46 | 46 | ||
47 | 47 | ||
48 | /* | 48 | /* |
49 | * Done generating, create a type and run it. | 49 | * Done generating, create a type and run it. |
50 | */ | 50 | */ |
51 | 51 | ||
52 | // Create type object for the class (after defining fields and methods) | 52 | // Create type object for the class (after defining fields and methods) |
53 | Type type = typeBuilder.CreateType(); | 53 | Type type = typeBuilder.CreateType(); |
54 | 54 | ||
55 | asmBuilder.Save("TestAssembly.dll"); | 55 | asmBuilder.Save("TestAssembly.dll"); |
56 | 56 | ||
57 | // Create an instance we can play with | 57 | // Create an instance we can play with |
58 | //LSLScript hello = (LSLScript)Activator.CreateInstance(type); | 58 | //LSLScript hello = (LSLScript)Activator.CreateInstance(type); |
59 | LSL_CLRInterface.LSLScript MyScript = (LSL_CLRInterface.LSLScript)Activator.CreateInstance(type); | 59 | LSL_CLRInterface.LSLScript MyScript = (LSL_CLRInterface.LSLScript)Activator.CreateInstance(type); |
60 | 60 | ||
61 | // Play with it | 61 | // Play with it |
62 | MyScript.event_state_entry("Test"); | 62 | MyScript.event_state_entry("Test"); |
63 | } | 63 | } |
64 | 64 | ||
65 | private void GenerateIL(ScriptInfo WorldAPI, TypeBuilder typeBuilder) | 65 | private void GenerateIL(ScriptInfo WorldAPI, TypeBuilder typeBuilder) |
66 | { | 66 | { |
67 | 67 | ||
68 | 68 | ||
69 | // For debug | 69 | // For debug |
70 | LSO_Parser LSOP = new LSO_Parser(); | 70 | LSO_Parser LSOP = new LSO_Parser(); |
71 | LSOP.ParseFile("LSO\\CloseToDefault.lso", WorldAPI, ref typeBuilder); | 71 | LSOP.ParseFile("LSO\\CloseToDefault.lso", WorldAPI, ref typeBuilder); |
72 | return; | 72 | return; |
73 | 73 | ||
74 | 74 | ||
75 | // Override a Method / Function | 75 | // Override a Method / Function |
76 | MethodBuilder methodBuilder = typeBuilder.DefineMethod("event_state_entry", | 76 | MethodBuilder methodBuilder = typeBuilder.DefineMethod("event_state_entry", |
77 | MethodAttributes.Private | MethodAttributes.Virtual, | 77 | MethodAttributes.Private | MethodAttributes.Virtual, |
78 | typeof(void), | 78 | typeof(void), |
79 | new Type[] { typeof(object) }); | 79 | new Type[] { typeof(object) }); |
80 | 80 | ||
81 | typeBuilder.DefineMethodOverride(methodBuilder, | 81 | typeBuilder.DefineMethodOverride(methodBuilder, |
82 | typeof(LSL_CLRInterface.LSLScript).GetMethod("event_state_entry")); | 82 | typeof(LSL_CLRInterface.LSLScript).GetMethod("event_state_entry")); |
83 | 83 | ||
84 | // Create the IL generator | 84 | // Create the IL generator |
85 | ILGenerator il = methodBuilder.GetILGenerator(); | 85 | ILGenerator il = methodBuilder.GetILGenerator(); |
86 | 86 | ||
87 | 87 | ||
88 | /* | 88 | /* |
89 | * TRY | 89 | * TRY |
90 | */ | 90 | */ |
91 | il.BeginExceptionBlock(); | 91 | il.BeginExceptionBlock(); |
92 | 92 | ||
93 | // Push "Hello World!" string to stack | 93 | // Push "Hello World!" string to stack |
94 | il.Emit(OpCodes.Ldstr, "Hello World!"); | 94 | il.Emit(OpCodes.Ldstr, "Hello World!"); |
95 | 95 | ||
96 | // Push Console.WriteLine command to stack ... Console.WriteLine("Hello World!"); | 96 | // Push Console.WriteLine command to stack ... Console.WriteLine("Hello World!"); |
97 | il.Emit(OpCodes.Call, typeof(Console).GetMethod | 97 | il.Emit(OpCodes.Call, typeof(Console).GetMethod |
98 | ("WriteLine", new Type[] { typeof(string) })); | 98 | ("WriteLine", new Type[] { typeof(string) })); |
99 | 99 | ||
100 | //il.EmitCall(OpCodes.Callvirt | 100 | //il.EmitCall(OpCodes.Callvirt |
101 | //il.Emit(OpCodes.Call, typeof(WorldAPI).GetMethod | 101 | //il.Emit(OpCodes.Call, typeof(WorldAPI).GetMethod |
102 | //("TestFunction")); | 102 | //("TestFunction")); |
103 | 103 | ||
104 | 104 | ||
105 | //il.ThrowException(typeof(NotSupportedException)); | 105 | //il.ThrowException(typeof(NotSupportedException)); |
106 | 106 | ||
107 | 107 | ||
108 | /* | 108 | /* |
109 | * CATCH | 109 | * CATCH |
110 | */ | 110 | */ |
111 | il.BeginCatchBlock(typeof(Exception)); | 111 | il.BeginCatchBlock(typeof(Exception)); |
112 | 112 | ||
113 | // Push "Hello World!" string to stack | 113 | // Push "Hello World!" string to stack |
114 | il.Emit(OpCodes.Ldstr, "Something went wrong: "); | 114 | il.Emit(OpCodes.Ldstr, "Something went wrong: "); |
115 | 115 | ||
116 | //call void [mscorlib]System.Console::WriteLine(string) | 116 | //call void [mscorlib]System.Console::WriteLine(string) |
117 | il.Emit(OpCodes.Call, typeof(Console).GetMethod | 117 | il.Emit(OpCodes.Call, typeof(Console).GetMethod |
118 | ("Write", new Type[] { typeof(string) })); | 118 | ("Write", new Type[] { typeof(string) })); |
119 | 119 | ||
120 | //callvirt instance string [mscorlib]System.Exception::get_Message() | 120 | //callvirt instance string [mscorlib]System.Exception::get_Message() |
121 | il.Emit(OpCodes.Callvirt, typeof(Exception).GetMethod | 121 | il.Emit(OpCodes.Callvirt, typeof(Exception).GetMethod |
122 | ("get_Message")); | 122 | ("get_Message")); |
123 | 123 | ||
124 | //call void [mscorlib]System.Console::WriteLine(string) | 124 | //call void [mscorlib]System.Console::WriteLine(string) |
125 | il.Emit(OpCodes.Call, typeof(Console).GetMethod | 125 | il.Emit(OpCodes.Call, typeof(Console).GetMethod |
126 | ("WriteLine", new Type[] { typeof(string) })); | 126 | ("WriteLine", new Type[] { typeof(string) })); |
127 | 127 | ||
128 | /* | 128 | /* |
129 | * END TRY | 129 | * END TRY |
130 | */ | 130 | */ |
131 | il.EndExceptionBlock(); | 131 | il.EndExceptionBlock(); |
132 | 132 | ||
133 | 133 | ||
134 | // Push "Return from current method, with return value if present" to stack | 134 | // Push "Return from current method, with return value if present" to stack |
135 | il.Emit(OpCodes.Ret); | 135 | il.Emit(OpCodes.Ret); |
136 | 136 | ||
137 | 137 | ||
138 | } | 138 | } |
139 | } | 139 | } |
140 | } | 140 | } |