2 // Mono.ILASM.ExternTable.cs
5 // Jackson Harper (Jackson@LatitudeGeo.com)
7 // (C) 2003 Jackson Harper, All rights reserved
11 using System.Collections;
12 using System.Reflection;
14 namespace Mono.ILASM {
16 public abstract class ExternRef {
18 protected string name;
19 protected Hashtable class_table;
20 protected Hashtable typeref_table;
22 public abstract void Resolve (CodeGen codegen);
23 public abstract PEAPI.IExternRef GetExternRef ();
25 public ExternRef (string name)
28 typeref_table = new Hashtable ();
29 class_table = new Hashtable ();
32 public ExternTypeRef GetTypeRef (string full_name, bool is_valuetype, ExternTable table)
34 ExternTypeRef type_ref = typeref_table [full_name] as ExternTypeRef;
39 type_ref = new ExternTypeRef (this, full_name, is_valuetype, table);
40 typeref_table [full_name] = type_ref;
45 public PEAPI.ClassRef GetType (string full_name)
47 PEAPI.ClassRef klass = class_table[full_name] as PEAPI.ClassRef;
52 string name_space, name;
53 ExternTable.GetNameAndNamespace (full_name, out name_space, out name);
55 klass = (PEAPI.ClassRef) GetExternRef ().AddClass (name_space, name);
56 class_table[full_name] = klass;
61 public PEAPI.ClassRef GetValueType (string full_name)
63 PEAPI.ClassRef klass = class_table[full_name] as PEAPI.ClassRef;
68 string name_space, name;
69 ExternTable.GetNameAndNamespace (full_name, out name_space, out name);
71 klass = (PEAPI.ClassRef) GetExternRef ().AddValueClass (name_space, name);
72 class_table[full_name] = klass;
78 public class ExternModule : ExternRef {
80 public PEAPI.ModuleRef ModuleRef;
82 public ExternModule (string name) : base (name)
86 public override void Resolve (CodeGen codegen)
88 ModuleRef = codegen.PEFile.AddExternModule (name);
92 public override PEAPI.IExternRef GetExternRef ()
98 public class ExternAssembly : ExternRef {
100 public PEAPI.AssemblyRef AssemblyRef;
102 private int major, minor, build, revision;
103 private byte [] public_key;
104 private byte [] public_key_token;
105 private string locale;
106 private byte [] hash;
108 public ExternAssembly (string name, AssemblyName asmb_name) : base (name)
111 major = minor = build = revision = -1;
114 public override void Resolve (CodeGen code_gen)
116 AssemblyRef = code_gen.PEFile.AddExternAssembly (name);
118 AssemblyRef.AddVersionInfo (major, minor, build, revision);
119 if (public_key != null)
120 AssemblyRef.AddKey (public_key);
121 if (public_key_token != null)
122 AssemblyRef.AddKeyToken (public_key_token);
124 AssemblyRef.AddCulture (locale);
126 AssemblyRef.AddHash (hash);
127 class_table = new Hashtable ();
130 public override PEAPI.IExternRef GetExternRef ()
135 public void SetVersion (int major, int minor, int build, int revision)
140 this.revision = revision;
143 public void SetPublicKey (byte [] public_key)
145 this.public_key = public_key;
148 public void SetPublicKeyToken (byte [] public_key_token)
150 this.public_key_token = public_key_token;
153 public void SetLocale (string locale)
155 this.locale = locale;
158 public void SetHash (byte [] hash)
165 public class ExternTable {
167 Hashtable assembly_table;
168 Hashtable module_table;
170 public ExternTable ()
173 string mscorlib_name = "mscorlib";
174 AssemblyName mscorlib = new AssemblyName ();
175 mscorlib.Name = mscorlib_name;
176 AddAssembly (mscorlib_name, mscorlib);
178 // Also need to alias corlib, normally corlib and
179 // mscorlib are used interchangably
180 assembly_table["corlib"] = assembly_table["mscorlib"];
183 public ExternAssembly AddAssembly (string name, AssemblyName asmb_name)
185 ExternAssembly ea = null;
187 if (assembly_table == null) {
188 assembly_table = new Hashtable ();
190 ea = assembly_table [name] as ExternAssembly;
195 ea = new ExternAssembly (name, asmb_name);
197 assembly_table [name] = ea;
202 public ExternModule AddModule (string name)
204 ExternModule em = null;
206 if (module_table == null) {
207 module_table = new Hashtable ();
209 em = module_table [name] as ExternModule;
214 em = new ExternModule (name);
216 module_table [name] = em;
221 public void Resolve (CodeGen code_gen)
223 // Assembly table is never null because we add mscorlib
224 foreach (ExternAssembly ext in assembly_table.Values)
225 ext.Resolve (code_gen);
226 if (module_table == null)
228 foreach (ExternModule ext in module_table.Values)
229 ext.Resolve (code_gen);
232 public ExternTypeRef GetTypeRef (string asmb_name, string full_name, bool is_valuetype)
234 ExternAssembly ext_asmb;
235 ext_asmb = assembly_table[asmb_name] as ExternAssembly;
237 if (ext_asmb == null)
238 throw new Exception (String.Format ("Assembly {0} not defined.", asmb_name));
240 return ext_asmb.GetTypeRef (full_name, is_valuetype, this);
243 public ExternTypeRef GetModuleTypeRef (string mod_name, string full_name, bool is_valuetype)
246 mod = module_table [mod_name] as ExternModule;
249 throw new Exception (String.Format ("Module {0} not defined.", mod_name));
251 return mod.GetTypeRef (full_name, is_valuetype, this);
254 public static void GetNameAndNamespace (string full_name,
255 out string name_space, out string name) {
257 int last_dot = full_name.LastIndexOf ('.');
260 name_space = String.Empty;
265 name_space = full_name.Substring (0, last_dot);
266 name = full_name.Substring (last_dot + 1);