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Fixed #439

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This commit is contained in:
Perfare 2021-04-21 09:44:11 +08:00
parent 7a0ee09aa8
commit 65ad2bffa8
7 changed files with 76 additions and 50 deletions
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6
Il2CppDumper/ExecutableFormats/Elf.cs
View file

@ -84,7 +84,11 @@ namespace Il2CppDumper
public override ulong MapRTVA(ulong addr)
{
var phdr = programSegment.First(x => addr >= x.p_offset && addr <= x.p_offset + x.p_filesz);
var phdr = programSegment.FirstOrDefault(x => addr >= x.p_offset && addr <= x.p_offset + x.p_filesz);
if (phdr == null)
{
return 0;
}
return addr - phdr.p_offset + phdr.p_vaddr;
}

6
Il2CppDumper/ExecutableFormats/Elf64.cs
View file

@ -75,7 +75,11 @@ namespace Il2CppDumper
public override ulong MapRTVA(ulong addr)
{
var phdr = programSegment.First(x => addr >= x.p_offset && addr <= x.p_offset + x.p_filesz);
var phdr = programSegment.FirstOrDefault(x => addr >= x.p_offset && addr <= x.p_offset + x.p_filesz);
if (phdr == null)
{
return 0;
}
return addr - phdr.p_offset + phdr.p_vaddr;
}

6
Il2CppDumper/ExecutableFormats/Macho.cs
View file

@ -82,7 +82,11 @@ namespace Il2CppDumper
public override ulong MapRTVA(ulong addr)
{
var section = sections.First(x => addr >= x.offset && addr <= x.offset + x.size);
var section = sections.FirstOrDefault(x => addr >= x.offset && addr <= x.offset + x.size);
if (section == null)
{
return 0;
}
return addr - section.offset + section.addr;
}

6
Il2CppDumper/ExecutableFormats/Macho64.cs
View file

@ -78,7 +78,11 @@ namespace Il2CppDumper
public override ulong MapRTVA(ulong addr)
{
var section = sections.First(x => addr >= x.offset && addr <= x.offset + x.size);
var section = sections.FirstOrDefault(x => addr >= x.offset && addr <= x.offset + x.size);
if (section == null)
{
return 0;
}
if (section.sectname == "__bss")
{
throw new Exception();

6
Il2CppDumper/ExecutableFormats/NSO.cs
View file

@ -98,7 +98,11 @@ namespace Il2CppDumper
public override ulong MapRTVA(ulong addr)
{
var segment = segments.First(x => addr >= x.FileOffset && addr <= x.FileOffset + x.DecompressedSize);
var segment = segments.FirstOrDefault(x => addr >= x.FileOffset && addr <= x.FileOffset + x.DecompressedSize);
if (segment == null)
{
return 0;
}
return addr - segment.FileOffset + segment.MemoryOffset;
}

89
Il2CppDumper/Outputs/StructGenerator.cs
View file

@ -261,50 +261,53 @@ namespace Il2CppDumper
if (metadataValue == ((usage << 29) | (decodedIndex << 1)) + 1)
{
var va = il2Cpp.MapRTVA(addr);
switch ((Il2CppMetadataUsage)usage)
if (va > 0)
{
case Il2CppMetadataUsage.kIl2CppMetadataUsageInvalid:
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageTypeInfo:
if (decodedIndex < il2Cpp.types.Length)
{
AddMetadataUsageTypeInfo(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageIl2CppType:
if (decodedIndex < il2Cpp.types.Length)
{
AddMetadataUsageIl2CppType(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageMethodDef:
if (decodedIndex < metadata.methodDefs.Length)
{
AddMetadataUsageMethodDef(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageFieldInfo:
if (decodedIndex < metadata.fieldRefs.Length)
{
AddMetadataUsageFieldInfo(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageStringLiteral:
if (decodedIndex < metadata.stringLiterals.Length)
{
AddMetadataUsageStringLiteral(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageMethodRef:
if (decodedIndex < il2Cpp.methodSpecs.Length)
{
AddMetadataUsageMethodRef(json, decodedIndex, va);
}
break;
}
if (il2Cpp.Position != position)
{
il2Cpp.Position = position;
switch ((Il2CppMetadataUsage)usage)
{
case Il2CppMetadataUsage.kIl2CppMetadataUsageInvalid:
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageTypeInfo:
if (decodedIndex < il2Cpp.types.Length)
{
AddMetadataUsageTypeInfo(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageIl2CppType:
if (decodedIndex < il2Cpp.types.Length)
{
AddMetadataUsageIl2CppType(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageMethodDef:
if (decodedIndex < metadata.methodDefs.Length)
{
AddMetadataUsageMethodDef(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageFieldInfo:
if (decodedIndex < metadata.fieldRefs.Length)
{
AddMetadataUsageFieldInfo(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageStringLiteral:
if (decodedIndex < metadata.stringLiterals.Length)
{
AddMetadataUsageStringLiteral(json, decodedIndex, va);
}
break;
case Il2CppMetadataUsage.kIl2CppMetadataUsageMethodRef:
if (decodedIndex < il2Cpp.methodSpecs.Length)
{
AddMetadataUsageMethodRef(json, decodedIndex, va);
}
break;
}
if (il2Cpp.Position != position)
{
il2Cpp.Position = position;
}
}
}
}

7
Il2CppDumper/Utils/Il2CppExecutor.cs
View file

@ -43,8 +43,11 @@ namespace Il2CppDumper
{
var imageDefName = metadata.GetStringFromIndex(imageDef.nameIndex);
var codeGenModule = il2Cpp.codeGenModules[imageDefName];
var pointers = il2Cpp.ReadClassArray<ulong>(il2Cpp.MapVATR(codeGenModule.customAttributeCacheGenerator), imageDef.customAttributeCount);
pointers.CopyTo(customAttributeGenerators, imageDef.customAttributeStart);
if (imageDef.customAttributeCount > 0)
{
var pointers = il2Cpp.ReadClassArray<ulong>(il2Cpp.MapVATR(codeGenModule.customAttributeCacheGenerator), imageDef.customAttributeCount);
pointers.CopyTo(customAttributeGenerators, imageDef.customAttributeStart);
}
}
}
else