/NRefactory/ICSharpCode.NRefactory.CSharp/Parser/mcs/assembly.cs
http://github.com/icsharpcode/ILSpy · C# · 1257 lines · 949 code · 205 blank · 103 comment · 272 complexity · c382a7c8436f5f93110a050cd81d264a MD5 · raw file
- //
- // assembly.cs: Assembly declaration and specifications
- //
- // Authors:
- // Miguel de Icaza (miguel@ximian.com)
- // Marek Safar (marek.safar@gmail.com)
- //
- // Copyright 2001, 2002, 2003 Ximian, Inc.
- // Copyright 2004-2011 Novell, Inc.
- // Copyright 2011-2013 Xamarin Inc
- //
- using System;
- using System.IO;
- using System.Collections.Generic;
- using System.Globalization;
- using System.Security;
- using System.Security.Cryptography;
- using System.Security.Permissions;
- using Mono.Security.Cryptography;
- using Mono.CompilerServices.SymbolWriter;
- #if STATIC
- using IKVM.Reflection;
- using IKVM.Reflection.Emit;
- using SecurityType = System.Collections.Generic.List<IKVM.Reflection.Emit.CustomAttributeBuilder>;
- #else
- using SecurityType = System.Collections.Generic.Dictionary<System.Security.Permissions.SecurityAction, System.Security.PermissionSet>;
- using System.Reflection;
- using System.Reflection.Emit;
- #endif
- namespace Mono.CSharp
- {
- public interface IAssemblyDefinition
- {
- string FullName { get; }
- bool IsCLSCompliant { get; }
- bool IsMissing { get; }
- string Name { get; }
- byte[] GetPublicKeyToken ();
- bool IsFriendAssemblyTo (IAssemblyDefinition assembly);
- }
-
- public abstract class AssemblyDefinition : IAssemblyDefinition
- {
- // TODO: make it private and move all builder based methods here
- public AssemblyBuilder Builder;
- protected AssemblyBuilderExtension builder_extra;
- MonoSymbolFile symbol_writer;
- bool is_cls_compliant;
- bool wrap_non_exception_throws;
- bool wrap_non_exception_throws_custom;
- bool has_user_debuggable;
- protected ModuleContainer module;
- readonly string name;
- protected readonly string file_name;
- byte[] public_key, public_key_token;
- bool delay_sign;
- // Holds private/public key pair when private key
- // was available
- StrongNameKeyPair private_key;
- Attribute cls_attribute;
- Method entry_point;
- protected List<ImportedModuleDefinition> added_modules;
- SecurityType declarative_security;
- Dictionary<ITypeDefinition, Attribute> emitted_forwarders;
- AssemblyAttributesPlaceholder module_target_attrs;
- // Win32 version info values
- string vi_product, vi_product_version, vi_company, vi_copyright, vi_trademark;
- protected AssemblyDefinition (ModuleContainer module, string name)
- {
- this.module = module;
- this.name = Path.GetFileNameWithoutExtension (name);
- wrap_non_exception_throws = true;
- delay_sign = Compiler.Settings.StrongNameDelaySign;
- //
- // Load strong name key early enough for assembly importer to be able to
- // use the keys for InternalsVisibleTo
- // This should go somewhere close to ReferencesLoading but don't have the place yet
- //
- if (Compiler.Settings.HasKeyFileOrContainer) {
- LoadPublicKey (Compiler.Settings.StrongNameKeyFile, Compiler.Settings.StrongNameKeyContainer);
- }
- }
- protected AssemblyDefinition (ModuleContainer module, string name, string fileName)
- : this (module, name)
- {
- this.file_name = fileName;
- }
- #region Properties
- public Attribute CLSCompliantAttribute {
- get {
- return cls_attribute;
- }
- }
- public CompilerContext Compiler {
- get {
- return module.Compiler;
- }
- }
- //
- // Assembly entry point, aka Main method
- //
- public Method EntryPoint {
- get {
- return entry_point;
- }
- set {
- entry_point = value;
- }
- }
- public string FullName {
- get {
- return Builder.FullName;
- }
- }
- public bool HasCLSCompliantAttribute {
- get {
- return cls_attribute != null;
- }
- }
- // TODO: This should not exist here but will require more changes
- public MetadataImporter Importer {
- get; set;
- }
- public bool IsCLSCompliant {
- get {
- return is_cls_compliant;
- }
- }
- bool IAssemblyDefinition.IsMissing {
- get {
- return false;
- }
- }
- public bool IsSatelliteAssembly { get; private set; }
- public string Name {
- get {
- return name;
- }
- }
- public bool WrapNonExceptionThrows {
- get {
- return wrap_non_exception_throws;
- }
- }
- protected Report Report {
- get {
- return Compiler.Report;
- }
- }
- public MonoSymbolFile SymbolWriter {
- get {
- return symbol_writer;
- }
- }
- #endregion
- public void AddModule (ImportedModuleDefinition module)
- {
- if (added_modules == null) {
- added_modules = new List<ImportedModuleDefinition> ();
- added_modules.Add (module);
- }
- }
- public void ApplyAttributeBuilder (Attribute a, MethodSpec ctor, byte[] cdata, PredefinedAttributes pa)
- {
- if (a.IsValidSecurityAttribute ()) {
- a.ExtractSecurityPermissionSet (ctor, ref declarative_security);
- return;
- }
- if (a.Type == pa.AssemblyCulture) {
- string value = a.GetString ();
- if (value == null || value.Length == 0)
- return;
- if (Compiler.Settings.Target == Target.Exe) {
- Report.Error (7059, a.Location, "Executables cannot be satellite assemblies. Remove the attribute or keep it empty");
- return;
- }
- if (value == "neutral")
- value = "";
- if (Compiler.Settings.Target == Target.Module) {
- SetCustomAttribute (ctor, cdata);
- } else {
- builder_extra.SetCulture (value, a.Location);
- }
- IsSatelliteAssembly = true;
- return;
- }
- if (a.Type == pa.AssemblyVersion) {
- string value = a.GetString ();
- if (value == null || value.Length == 0)
- return;
- var vinfo = IsValidAssemblyVersion (value, true);
- if (vinfo == null) {
- Report.Error (7034, a.Location, "The specified version string `{0}' does not conform to the required format - major[.minor[.build[.revision]]]",
- value);
- return;
- }
- if (Compiler.Settings.Target == Target.Module) {
- SetCustomAttribute (ctor, cdata);
- } else {
- builder_extra.SetVersion (vinfo, a.Location);
- }
- return;
- }
- if (a.Type == pa.AssemblyAlgorithmId) {
- const int pos = 2; // skip CA header
- uint alg = (uint) cdata [pos];
- alg |= ((uint) cdata [pos + 1]) << 8;
- alg |= ((uint) cdata [pos + 2]) << 16;
- alg |= ((uint) cdata [pos + 3]) << 24;
- if (Compiler.Settings.Target == Target.Module) {
- SetCustomAttribute (ctor, cdata);
- } else {
- builder_extra.SetAlgorithmId (alg, a.Location);
- }
- return;
- }
- if (a.Type == pa.AssemblyFlags) {
- const int pos = 2; // skip CA header
- uint flags = (uint) cdata[pos];
- flags |= ((uint) cdata [pos + 1]) << 8;
- flags |= ((uint) cdata [pos + 2]) << 16;
- flags |= ((uint) cdata [pos + 3]) << 24;
- // Ignore set PublicKey flag if assembly is not strongnamed
- if ((flags & (uint) AssemblyNameFlags.PublicKey) != 0 && public_key == null)
- flags &= ~(uint) AssemblyNameFlags.PublicKey;
- if (Compiler.Settings.Target == Target.Module) {
- SetCustomAttribute (ctor, cdata);
- } else {
- builder_extra.SetFlags (flags, a.Location);
- }
- return;
- }
- if (a.Type == pa.TypeForwarder) {
- TypeSpec t = a.GetArgumentType ();
- if (t == null || TypeManager.HasElementType (t)) {
- Report.Error (735, a.Location, "Invalid type specified as an argument for TypeForwardedTo attribute");
- return;
- }
- if (emitted_forwarders == null) {
- emitted_forwarders = new Dictionary<ITypeDefinition, Attribute> ();
- } else if (emitted_forwarders.ContainsKey (t.MemberDefinition)) {
- Report.SymbolRelatedToPreviousError (emitted_forwarders[t.MemberDefinition].Location, null);
- Report.Error (739, a.Location, "A duplicate type forward of type `{0}'",
- t.GetSignatureForError ());
- return;
- }
- emitted_forwarders.Add (t.MemberDefinition, a);
- if (t.MemberDefinition.DeclaringAssembly == this) {
- Report.SymbolRelatedToPreviousError (t);
- Report.Error (729, a.Location, "Cannot forward type `{0}' because it is defined in this assembly",
- t.GetSignatureForError ());
- return;
- }
- if (t.IsNested) {
- Report.Error (730, a.Location, "Cannot forward type `{0}' because it is a nested type",
- t.GetSignatureForError ());
- return;
- }
- builder_extra.AddTypeForwarder (t.GetDefinition (), a.Location);
- return;
- }
- if (a.Type == pa.Extension) {
- a.Error_MisusedExtensionAttribute ();
- return;
- }
- if (a.Type == pa.InternalsVisibleTo) {
- string assembly_name = a.GetString ();
- if (assembly_name == null) {
- Report.Error (7030, a.Location, "Friend assembly reference cannot have `null' value");
- return;
- }
- if (assembly_name.Length == 0)
- return;
- #if STATIC
- ParsedAssemblyName aname;
- ParseAssemblyResult r = Fusion.ParseAssemblyName (assembly_name, out aname);
- if (r != ParseAssemblyResult.OK) {
- Report.Warning (1700, 3, a.Location, "Friend assembly reference `{0}' is invalid and cannot be resolved",
- assembly_name);
- return;
- }
- if (aname.Version != null || aname.Culture != null || aname.ProcessorArchitecture != ProcessorArchitecture.None) {
- Report.Error (1725, a.Location,
- "Friend assembly reference `{0}' is invalid. InternalsVisibleTo declarations cannot have a version, culture or processor architecture specified",
- assembly_name);
- return;
- }
- if (public_key != null && !aname.HasPublicKey) {
- Report.Error (1726, a.Location,
- "Friend assembly reference `{0}' is invalid. Strong named assemblies must specify a public key in their InternalsVisibleTo declarations",
- assembly_name);
- return;
- }
- #endif
- } else if (a.Type == pa.RuntimeCompatibility) {
- wrap_non_exception_throws_custom = true;
- } else if (a.Type == pa.AssemblyFileVersion) {
- vi_product_version = a.GetString ();
- if (string.IsNullOrEmpty (vi_product_version) || IsValidAssemblyVersion (vi_product_version, false) == null) {
- Report.Warning (7035, 1, a.Location, "The specified version string `{0}' does not conform to the recommended format major.minor.build.revision",
- vi_product_version, a.Name);
- return;
- }
- // File version info decoding from blob is not supported
- var cab = new CustomAttributeBuilder ((ConstructorInfo) ctor.GetMetaInfo (), new object[] { vi_product_version });
- Builder.SetCustomAttribute (cab);
- return;
- } else if (a.Type == pa.AssemblyProduct) {
- vi_product = a.GetString ();
- } else if (a.Type == pa.AssemblyCompany) {
- vi_company = a.GetString ();
- } else if (a.Type == pa.AssemblyDescription) {
- // TODO: Needs extra api
- } else if (a.Type == pa.AssemblyCopyright) {
- vi_copyright = a.GetString ();
- } else if (a.Type == pa.AssemblyTrademark) {
- vi_trademark = a.GetString ();
- } else if (a.Type == pa.Debuggable) {
- has_user_debuggable = true;
- }
- SetCustomAttribute (ctor, cdata);
- }
- //
- // When using assembly public key attributes InternalsVisibleTo key
- // was not checked, we have to do it later when we actually know what
- // our public key token is
- //
- void CheckReferencesPublicToken ()
- {
- // TODO: It should check only references assemblies but there is
- // no working SRE API
- foreach (var entry in Importer.Assemblies) {
- var a = entry as ImportedAssemblyDefinition;
- if (a == null || a.IsMissing)
- continue;
- if (public_key != null && !a.HasStrongName) {
- Report.Error (1577, "Referenced assembly `{0}' does not have a strong name",
- a.FullName);
- }
- var ci = a.Assembly.GetName ().CultureInfo;
- if (!ci.Equals (CultureInfo.InvariantCulture)) {
- Report.Warning (8009, 1, "Referenced assembly `{0}' has different culture setting of `{1}'",
- a.Name, ci.Name);
- }
- if (!a.IsFriendAssemblyTo (this))
- continue;
- var attr = a.GetAssemblyVisibleToName (this);
- var atoken = attr.GetPublicKeyToken ();
- if (ArrayComparer.IsEqual (GetPublicKeyToken (), atoken))
- continue;
- Report.SymbolRelatedToPreviousError (a.Location);
- Report.Error (281,
- "Friend access was granted to `{0}', but the output assembly is named `{1}'. Try adding a reference to `{0}' or change the output assembly name to match it",
- attr.FullName, FullName);
- }
- }
- protected AssemblyName CreateAssemblyName ()
- {
- var an = new AssemblyName (name);
- if (public_key != null && Compiler.Settings.Target != Target.Module) {
- if (delay_sign) {
- an.SetPublicKey (public_key);
- } else {
- if (public_key.Length == 16) {
- Report.Error (1606, "Could not sign the assembly. ECMA key can only be used to delay-sign assemblies");
- } else if (private_key == null) {
- Error_AssemblySigning ("The specified key file does not have a private key");
- } else {
- an.KeyPair = private_key;
- }
- }
- }
- return an;
- }
- public virtual ModuleBuilder CreateModuleBuilder ()
- {
- if (file_name == null)
- throw new NotSupportedException ("transient module in static assembly");
- var module_name = Path.GetFileName (file_name);
- // Always initialize module without symbolInfo. We could be framework dependent
- // but returned ISymbolWriter does not have all what we need therefore some
- // adaptor will be needed for now we alwayas emit MDB format when generating
- // debug info
- return Builder.DefineDynamicModule (module_name, module_name, false);
- }
- public virtual void Emit ()
- {
- if (Compiler.Settings.Target == Target.Module) {
- module_target_attrs = new AssemblyAttributesPlaceholder (module, name);
- module_target_attrs.CreateContainer ();
- module_target_attrs.DefineContainer ();
- module_target_attrs.Define ();
- module.AddCompilerGeneratedClass (module_target_attrs);
- } else if (added_modules != null) {
- ReadModulesAssemblyAttributes ();
- }
- if (Compiler.Settings.GenerateDebugInfo) {
- symbol_writer = new MonoSymbolFile ();
- }
- module.EmitContainer ();
- if (module.HasExtensionMethod) {
- var pa = module.PredefinedAttributes.Extension;
- if (pa.IsDefined) {
- SetCustomAttribute (pa.Constructor, AttributeEncoder.Empty);
- }
- }
- if (!IsSatelliteAssembly) {
- if (!has_user_debuggable && Compiler.Settings.GenerateDebugInfo) {
- var pa = module.PredefinedAttributes.Debuggable;
- if (pa.IsDefined) {
- var modes = System.Diagnostics.DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints;
- if (!Compiler.Settings.Optimize)
- modes |= System.Diagnostics.DebuggableAttribute.DebuggingModes.DisableOptimizations;
- pa.EmitAttribute (Builder, modes);
- }
- }
- if (!wrap_non_exception_throws_custom) {
- PredefinedAttribute pa = module.PredefinedAttributes.RuntimeCompatibility;
- if (pa.IsDefined && pa.ResolveBuilder ()) {
- var prop = module.PredefinedMembers.RuntimeCompatibilityWrapNonExceptionThrows.Get ();
- if (prop != null) {
- AttributeEncoder encoder = new AttributeEncoder ();
- encoder.EncodeNamedPropertyArgument (prop, new BoolLiteral (Compiler.BuiltinTypes, true, Location.Null));
- SetCustomAttribute (pa.Constructor, encoder.ToArray ());
- }
- }
- }
- if (declarative_security != null) {
- #if STATIC
- foreach (var entry in declarative_security) {
- Builder.__AddDeclarativeSecurity (entry);
- }
- #else
- throw new NotSupportedException ("Assembly-level security");
- #endif
- }
- }
- CheckReferencesPublicToken ();
- SetEntryPoint ();
- }
- public byte[] GetPublicKeyToken ()
- {
- if (public_key == null || public_key_token != null)
- return public_key_token;
- HashAlgorithm ha = SHA1.Create ();
- byte[] hash = ha.ComputeHash (public_key);
- // we need the last 8 bytes in reverse order
- public_key_token = new byte[8];
- Buffer.BlockCopy (hash, hash.Length - 8, public_key_token, 0, 8);
- Array.Reverse (public_key_token, 0, 8);
- return public_key_token;
- }
- //
- // Either keyFile or keyContainer has to be non-null
- //
- void LoadPublicKey (string keyFile, string keyContainer)
- {
- if (keyContainer != null) {
- try {
- private_key = new StrongNameKeyPair (keyContainer);
- public_key = private_key.PublicKey;
- } catch {
- Error_AssemblySigning ("The specified key container `" + keyContainer + "' does not exist");
- }
- return;
- }
- bool key_file_exists = File.Exists (keyFile);
- //
- // For attribute based KeyFile do additional lookup
- // in output assembly path
- //
- if (!key_file_exists && Compiler.Settings.StrongNameKeyFile == null) {
- //
- // The key file can be relative to output assembly
- //
- string test_path = Path.Combine (Path.GetDirectoryName (file_name), keyFile);
- key_file_exists = File.Exists (test_path);
- if (key_file_exists)
- keyFile = test_path;
- }
- if (!key_file_exists) {
- Error_AssemblySigning ("The specified key file `" + keyFile + "' does not exist");
- return;
- }
- using (FileStream fs = new FileStream (keyFile, FileMode.Open, FileAccess.Read)) {
- byte[] snkeypair = new byte[fs.Length];
- fs.Read (snkeypair, 0, snkeypair.Length);
- // check for ECMA key
- if (snkeypair.Length == 16) {
- public_key = snkeypair;
- return;
- }
- try {
- // take it, with or without, a private key
- RSA rsa = CryptoConvert.FromCapiKeyBlob (snkeypair);
- // and make sure we only feed the public part to Sys.Ref
- byte[] publickey = CryptoConvert.ToCapiPublicKeyBlob (rsa);
- // AssemblyName.SetPublicKey requires an additional header
- byte[] publicKeyHeader = new byte[8] { 0x00, 0x24, 0x00, 0x00, 0x04, 0x80, 0x00, 0x00 };
- // Encode public key
- public_key = new byte[12 + publickey.Length];
- Buffer.BlockCopy (publicKeyHeader, 0, public_key, 0, publicKeyHeader.Length);
- // Length of Public Key (in bytes)
- int lastPart = public_key.Length - 12;
- public_key[8] = (byte) (lastPart & 0xFF);
- public_key[9] = (byte) ((lastPart >> 8) & 0xFF);
- public_key[10] = (byte) ((lastPart >> 16) & 0xFF);
- public_key[11] = (byte) ((lastPart >> 24) & 0xFF);
- Buffer.BlockCopy (publickey, 0, public_key, 12, publickey.Length);
- } catch {
- Error_AssemblySigning ("The specified key file `" + keyFile + "' has incorrect format");
- return;
- }
- if (delay_sign)
- return;
- try {
- // TODO: Is there better way to test for a private key presence ?
- CryptoConvert.FromCapiPrivateKeyBlob (snkeypair);
- private_key = new StrongNameKeyPair (snkeypair);
- } catch { }
- }
- }
- void ReadModulesAssemblyAttributes ()
- {
- foreach (var m in added_modules) {
- var cattrs = m.ReadAssemblyAttributes ();
- if (cattrs == null)
- continue;
- module.OptAttributes.AddAttributes (cattrs);
- }
- }
- public void Resolve ()
- {
- if (Compiler.Settings.Unsafe && module.PredefinedTypes.SecurityAction.Define ()) {
- //
- // Emits [assembly: SecurityPermissionAttribute (SecurityAction.RequestMinimum, SkipVerification = true)]
- // when -unsafe option was specified
- //
- Location loc = Location.Null;
- MemberAccess system_security_permissions = new MemberAccess (new MemberAccess (
- new QualifiedAliasMember (QualifiedAliasMember.GlobalAlias, "System", loc), "Security", loc), "Permissions", loc);
- var req_min = module.PredefinedMembers.SecurityActionRequestMinimum.Resolve (loc);
- Arguments pos = new Arguments (1);
- pos.Add (new Argument (req_min.GetConstant (null)));
- Arguments named = new Arguments (1);
- named.Add (new NamedArgument ("SkipVerification", loc, new BoolLiteral (Compiler.BuiltinTypes, true, loc)));
- Attribute g = new Attribute ("assembly",
- new MemberAccess (system_security_permissions, "SecurityPermissionAttribute"),
- new Arguments[] { pos, named }, loc, false);
- g.AttachTo (module, module);
- // Disable no-location warnings (e.g. obsolete) for compiler generated attribute
- Compiler.Report.DisableReporting ();
- try {
- var ctor = g.Resolve ();
- if (ctor != null) {
- g.ExtractSecurityPermissionSet (ctor, ref declarative_security);
- }
- } finally {
- Compiler.Report.EnableReporting ();
- }
- }
- if (module.OptAttributes == null)
- return;
- // Ensure that we only have GlobalAttributes, since the Search isn't safe with other types.
- if (!module.OptAttributes.CheckTargets())
- return;
- cls_attribute = module.ResolveAssemblyAttribute (module.PredefinedAttributes.CLSCompliant);
- if (cls_attribute != null) {
- is_cls_compliant = cls_attribute.GetClsCompliantAttributeValue ();
- }
- if (added_modules != null && Compiler.Settings.VerifyClsCompliance && is_cls_compliant) {
- foreach (var m in added_modules) {
- if (!m.IsCLSCompliant) {
- Report.Error (3013,
- "Added modules must be marked with the CLSCompliant attribute to match the assembly",
- m.Name);
- }
- }
- }
- Attribute a = module.ResolveAssemblyAttribute (module.PredefinedAttributes.RuntimeCompatibility);
- if (a != null) {
- var val = a.GetNamedValue ("WrapNonExceptionThrows") as BoolConstant;
- if (val != null)
- wrap_non_exception_throws = val.Value;
- }
- }
- protected void ResolveAssemblySecurityAttributes ()
- {
- string key_file = null;
- string key_container = null;
- if (module.OptAttributes != null) {
- foreach (Attribute a in module.OptAttributes.Attrs) {
- // cannot rely on any resolve-based members before you call Resolve
- if (a.ExplicitTarget != "assembly")
- continue;
- // TODO: This code is buggy: comparing Attribute name without resolving is wrong.
- // However, this is invoked by CodeGen.Init, when none of the namespaces
- // are loaded yet.
- // TODO: Does not handle quoted attributes properly
- switch (a.Name) {
- case "AssemblyKeyFile":
- case "AssemblyKeyFileAttribute":
- case "System.Reflection.AssemblyKeyFileAttribute":
- if (Compiler.Settings.StrongNameKeyFile != null) {
- Report.SymbolRelatedToPreviousError (a.Location, a.GetSignatureForError ());
- Report.Warning (1616, 1, "Option `{0}' overrides attribute `{1}' given in a source file or added module",
- "keyfile", "System.Reflection.AssemblyKeyFileAttribute");
- } else {
- string value = a.GetString ();
- if (!string.IsNullOrEmpty (value)) {
- Error_ObsoleteSecurityAttribute (a, "keyfile");
- key_file = value;
- }
- }
- break;
- case "AssemblyKeyName":
- case "AssemblyKeyNameAttribute":
- case "System.Reflection.AssemblyKeyNameAttribute":
- if (Compiler.Settings.StrongNameKeyContainer != null) {
- Report.SymbolRelatedToPreviousError (a.Location, a.GetSignatureForError ());
- Report.Warning (1616, 1, "Option `{0}' overrides attribute `{1}' given in a source file or added module",
- "keycontainer", "System.Reflection.AssemblyKeyNameAttribute");
- } else {
- string value = a.GetString ();
- if (!string.IsNullOrEmpty (value)) {
- Error_ObsoleteSecurityAttribute (a, "keycontainer");
- key_container = value;
- }
- }
- break;
- case "AssemblyDelaySign":
- case "AssemblyDelaySignAttribute":
- case "System.Reflection.AssemblyDelaySignAttribute":
- bool b = a.GetBoolean ();
- if (b) {
- Error_ObsoleteSecurityAttribute (a, "delaysign");
- }
- delay_sign = b;
- break;
- }
- }
- }
- // We came here only to report assembly attributes warnings
- if (public_key != null)
- return;
- //
- // Load the strong key file found in attributes when no
- // command line key was given
- //
- if (key_file != null || key_container != null) {
- LoadPublicKey (key_file, key_container);
- } else if (delay_sign) {
- Report.Warning (1607, 1, "Delay signing was requested but no key file was given");
- }
- }
- public void EmbedResources ()
- {
- //
- // Add Win32 resources
- //
- if (Compiler.Settings.Win32ResourceFile != null) {
- Builder.DefineUnmanagedResource (Compiler.Settings.Win32ResourceFile);
- } else {
- Builder.DefineVersionInfoResource (vi_product, vi_product_version, vi_company, vi_copyright, vi_trademark);
- }
- if (Compiler.Settings.Win32IconFile != null) {
- builder_extra.DefineWin32IconResource (Compiler.Settings.Win32IconFile);
- }
- if (Compiler.Settings.Resources != null) {
- if (Compiler.Settings.Target == Target.Module) {
- Report.Error (1507, "Cannot link resource file when building a module");
- } else {
- int counter = 0;
- foreach (var res in Compiler.Settings.Resources) {
- if (!File.Exists (res.FileName)) {
- Report.Error (1566, "Error reading resource file `{0}'", res.FileName);
- continue;
- }
- if (res.IsEmbeded) {
- Stream stream;
- if (counter++ < 10) {
- stream = File.OpenRead (res.FileName);
- } else {
- // TODO: SRE API requires resource stream to be available during AssemblyBuilder::Save
- // we workaround it by reading everything into memory to compile projects with
- // many embedded resource (over 3500) references
- stream = new MemoryStream (File.ReadAllBytes (res.FileName));
- }
- module.Builder.DefineManifestResource (res.Name, stream, res.Attributes);
- } else {
- Builder.AddResourceFile (res.Name, Path.GetFileName (res.FileName), res.Attributes);
- }
- }
- }
- }
- }
- public void Save ()
- {
- PortableExecutableKinds pekind = PortableExecutableKinds.ILOnly;
- ImageFileMachine machine;
- switch (Compiler.Settings.Platform) {
- case Platform.X86:
- pekind |= PortableExecutableKinds.Required32Bit;
- machine = ImageFileMachine.I386;
- break;
- case Platform.X64:
- pekind |= PortableExecutableKinds.PE32Plus;
- machine = ImageFileMachine.AMD64;
- break;
- case Platform.IA64:
- machine = ImageFileMachine.IA64;
- break;
- case Platform.AnyCPU32Preferred:
- #if STATIC
- pekind |= PortableExecutableKinds.Preferred32Bit;
- machine = ImageFileMachine.I386;
- break;
- #else
- throw new NotSupportedException ();
- #endif
- case Platform.Arm:
- #if STATIC
- machine = ImageFileMachine.ARM;
- break;
- #else
- throw new NotSupportedException ();
- #endif
- case Platform.AnyCPU:
- default:
- machine = ImageFileMachine.I386;
- break;
- }
- Compiler.TimeReporter.Start (TimeReporter.TimerType.OutputSave);
- try {
- if (Compiler.Settings.Target == Target.Module) {
- SaveModule (pekind, machine);
- } else {
- Builder.Save (module.Builder.ScopeName, pekind, machine);
- }
- } catch (Exception e) {
- Report.Error (16, "Could not write to file `" + name + "', cause: " + e.Message);
- }
- Compiler.TimeReporter.Stop (TimeReporter.TimerType.OutputSave);
- // Save debug symbols file
- if (symbol_writer != null && Compiler.Report.Errors == 0) {
- // TODO: it should run in parallel
- Compiler.TimeReporter.Start (TimeReporter.TimerType.DebugSave);
- var filename = file_name + ".mdb";
- try {
- // We mmap the file, so unlink the previous version since it may be in use
- File.Delete (filename);
- } catch {
- // We can safely ignore
- }
- module.WriteDebugSymbol (symbol_writer);
- using (FileStream fs = new FileStream (filename, FileMode.Create, FileAccess.Write)) {
- symbol_writer.CreateSymbolFile (module.Builder.ModuleVersionId, fs);
- }
- Compiler.TimeReporter.Stop (TimeReporter.TimerType.DebugSave);
- }
- }
- protected virtual void SaveModule (PortableExecutableKinds pekind, ImageFileMachine machine)
- {
- Report.RuntimeMissingSupport (Location.Null, "-target:module");
- }
- void SetCustomAttribute (MethodSpec ctor, byte[] data)
- {
- if (module_target_attrs != null)
- module_target_attrs.AddAssemblyAttribute (ctor, data);
- else
- Builder.SetCustomAttribute ((ConstructorInfo) ctor.GetMetaInfo (), data);
- }
- void SetEntryPoint ()
- {
- if (!Compiler.Settings.NeedsEntryPoint) {
- if (Compiler.Settings.MainClass != null)
- Report.Error (2017, "Cannot specify -main if building a module or library");
- return;
- }
- PEFileKinds file_kind;
- switch (Compiler.Settings.Target) {
- case Target.Library:
- case Target.Module:
- file_kind = PEFileKinds.Dll;
- break;
- case Target.WinExe:
- file_kind = PEFileKinds.WindowApplication;
- break;
- default:
- file_kind = PEFileKinds.ConsoleApplication;
- break;
- }
- if (entry_point == null) {
- string main_class = Compiler.Settings.MainClass;
- if (main_class != null) {
- // TODO: Handle dotted names
- var texpr = module.GlobalRootNamespace.LookupType (module, main_class, 0, LookupMode.Probing, Location.Null);
- if (texpr == null) {
- Report.Error (1555, "Could not find `{0}' specified for Main method", main_class);
- return;
- }
- var mtype = texpr.MemberDefinition as ClassOrStruct;
- if (mtype == null) {
- Report.Error (1556, "`{0}' specified for Main method must be a valid class or struct", main_class);
- return;
- }
- Report.Error (1558, mtype.Location, "`{0}' does not have a suitable static Main method", mtype.GetSignatureForError ());
- } else {
- string pname = file_name == null ? name : Path.GetFileName (file_name);
- Report.Error (5001, "Program `{0}' does not contain a static `Main' method suitable for an entry point",
- pname);
- }
- return;
- }
- Builder.SetEntryPoint (entry_point.MethodBuilder, file_kind);
- }
- void Error_ObsoleteSecurityAttribute (Attribute a, string option)
- {
- Report.Warning (1699, 1, a.Location,
- "Use compiler option `{0}' or appropriate project settings instead of `{1}' attribute",
- option, a.Name);
- }
- void Error_AssemblySigning (string text)
- {
- Report.Error (1548, "Error during assembly signing. " + text);
- }
- public bool IsFriendAssemblyTo (IAssemblyDefinition assembly)
- {
- return false;
- }
- static Version IsValidAssemblyVersion (string version, bool allowGenerated)
- {
- string[] parts = version.Split ('.');
- if (parts.Length < 1 || parts.Length > 4)
- return null;
- var values = new int[4];
- for (int i = 0; i < parts.Length; ++i) {
- if (!int.TryParse (parts[i], out values[i])) {
- if (parts[i].Length == 1 && parts[i][0] == '*' && allowGenerated) {
- if (i == 2) {
- // Nothing can follow *
- if (parts.Length > 3)
- return null;
- // Generate Build value based on days since 1/1/2000
- TimeSpan days = DateTime.Today - new DateTime (2000, 1, 1);
- values[i] = System.Math.Max (days.Days, 0);
- i = 3;
- }
- if (i == 3) {
- // Generate Revision value based on every other second today
- var seconds = DateTime.Now - DateTime.Today;
- values[i] = (int) seconds.TotalSeconds / 2;
- continue;
- }
- }
- return null;
- }
- if (values[i] > ushort.MaxValue)
- return null;
- }
- return new Version (values[0], values[1], values[2], values[3]);
- }
- }
- public class AssemblyResource : IEquatable<AssemblyResource>
- {
- public AssemblyResource (string fileName, string name)
- : this (fileName, name, false)
- {
- }
- public AssemblyResource (string fileName, string name, bool isPrivate)
- {
- FileName = fileName;
- Name = name;
- Attributes = isPrivate ? ResourceAttributes.Private : ResourceAttributes.Public;
- }
- public ResourceAttributes Attributes { get; private set; }
- public string Name { get; private set; }
- public string FileName { get; private set; }
- public bool IsEmbeded { get; set; }
- #region IEquatable<AssemblyResource> Members
- public bool Equals (AssemblyResource other)
- {
- return Name == other.Name;
- }
- #endregion
- }
- //
- // A placeholder class for assembly attributes when emitting module
- //
- class AssemblyAttributesPlaceholder : CompilerGeneratedContainer
- {
- static readonly string TypeNamePrefix = "<$AssemblyAttributes${0}>";
- public static readonly string AssemblyFieldName = "attributes";
- Field assembly;
- public AssemblyAttributesPlaceholder (ModuleContainer parent, string outputName)
- : base (parent, new MemberName (GetGeneratedName (outputName)), Modifiers.STATIC | Modifiers.INTERNAL)
- {
- assembly = new Field (this, new TypeExpression (parent.Compiler.BuiltinTypes.Object, Location), Modifiers.PUBLIC | Modifiers.STATIC,
- new MemberName (AssemblyFieldName), null);
- AddField (assembly);
- }
- public void AddAssemblyAttribute (MethodSpec ctor, byte[] data)
- {
- assembly.SetCustomAttribute (ctor, data);
- }
- public static string GetGeneratedName (string outputName)
- {
- return string.Format (TypeNamePrefix, outputName);
- }
- }
- //
- // Extension to System.Reflection.Emit.AssemblyBuilder to have fully compatible
- // compiler. This is a default implementation for framework System.Reflection.Emit
- // which does not implement any of the methods
- //
- public class AssemblyBuilderExtension
- {
- readonly CompilerContext ctx;
- public AssemblyBuilderExtension (CompilerContext ctx)
- {
- this.ctx = ctx;
- }
- public virtual System.Reflection.Module AddModule (string module)
- {
- ctx.Report.RuntimeMissingSupport (Location.Null, "-addmodule");
- return null;
- }
- public virtual void AddPermissionRequests (PermissionSet[] permissions)
- {
- ctx.Report.RuntimeMissingSupport (Location.Null, "assembly declarative security");
- }
- public virtual void AddTypeForwarder (TypeSpec type, Location loc)
- {
- ctx.Report.RuntimeMissingSupport (loc, "TypeForwardedToAttribute");
- }
- public virtual void DefineWin32IconResource (string fileName)
- {
- ctx.Report.RuntimeMissingSupport (Location.Null, "-win32icon");
- }
- public virtual void SetAlgorithmId (uint value, Location loc)
- {
- ctx.Report.RuntimeMissingSupport (loc, "AssemblyAlgorithmIdAttribute");
- }
- public virtual void SetCulture (string culture, Location loc)
- {
- ctx.Report.RuntimeMissingSupport (loc, "AssemblyCultureAttribute");
- }
- public virtual void SetFlags (uint flags, Location loc)
- {
- ctx.Report.RuntimeMissingSupport (loc, "AssemblyFlagsAttribute");
- }
- public virtual void SetVersion (Version version, Location loc)
- {
- ctx.Report.RuntimeMissingSupport (loc, "AssemblyVersionAttribute");
- }
- }
- abstract class AssemblyReferencesLoader<T> where T : class
- {
- protected readonly CompilerContext compiler;
- protected readonly List<string> paths;
- protected AssemblyReferencesLoader (CompilerContext compiler)
- {
- this.compiler = compiler;
- paths = new List<string> ();
- paths.Add (Directory.GetCurrentDirectory ());
- paths.AddRange (compiler.Settings.ReferencesLookupPaths);
- }
- public abstract bool HasObjectType (T assembly);
- protected abstract string[] GetDefaultReferences ();
- public abstract T LoadAssemblyFile (string fileName, bool isImplicitReference);
- public abstract void LoadReferences (ModuleContainer module);
- protected void Error_FileNotFound (string fileName)
- {
- compiler.Report.Error (6, "Metadata file `{0}' could not be found", fileName);
- }
- protected void Error_FileCorrupted (string fileName)
- {
- compiler.Report.Error (9, "Metadata file `{0}' does not contain valid metadata", fileName);
- }
- protected void Error_AssemblyIsModule (string fileName)
- {
- compiler.Report.Error (1509,
- "Referenced assembly file `{0}' is a module. Consider using `-addmodule' option to add the module",
- fileName);
- }
- protected void Error_ModuleIsAssembly (string fileName)
- {
- compiler.Report.Error (1542,
- "Added module file `{0}' is an assembly. Consider using `-r' option to reference the file",
- fileName);
- }
- protected void LoadReferencesCore (ModuleContainer module, out T corlib_assembly, out List<Tuple<RootNamespace, T>> loaded)
- {
- compiler.TimeReporter.Start (TimeReporter.TimerType.ReferencesLoading);
- loaded = new List<Tuple<RootNamespace, T>> ();
- //
- // Load mscorlib.dll as the first
- //
- if (module.Compiler.Settings.StdLib) {
- corlib_assembly = LoadAssemblyFile ("mscorlib.dll", true);
- } else {
- corlib_assembly = default (T);
- }
- T a;
- foreach (string r in module.Compiler.Settings.AssemblyReferences) {
- a = LoadAssemblyFile (r, false);
- if (a == null || EqualityComparer<T>.Default.Equals (a, corlib_assembly))
- continue;
- var key = Tuple.Create (module.GlobalRootNamespace, a);
- if (loaded.Contains (key))
- continue;
- loaded.Add (key);
- }
- if (corlib_assembly == null) {
- //
- // Requires second pass because HasObjectType can trigger assembly load event
- //
- for (int i = 0; i < loaded.Count; ++i) {
- var assembly = loaded [i];
- //
- // corlib assembly is the first referenced assembly which contains System.Object
- //
- if (HasObjectType (assembly.Item2)) {
- corlib_assembly = assembly.Item2;
- loaded.RemoveAt (i);
- break;
- }
- }
- }
- foreach (var entry in module.Compiler.Settings.AssemblyReferencesAliases) {
- a = LoadAssemblyFile (entry.Item2, false);
- if (a == null)
- continue;
- var key = Tuple.Create (module.CreateRootNamespace (entry.Item1), a);
- if (loaded.Contains (key))
- continue;
- loaded.Add (key);
- }
- if (compiler.Settings.LoadDefaultReferences) {
- foreach (string r in GetDefaultReferences ()) {
- a = LoadAssemblyFile (r, true);
- if (a == null)
- continue;
- var key = Tuple.Create (module.GlobalRootNamespace, a);
- if (loaded.Contains (key))
- continue;
- loaded.Add (key);
- }
- }
- compiler.TimeReporter.Stop (TimeReporter.TimerType.ReferencesLoading);
- }
- }
- }