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Metadata: Add static Sizeof helper

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This commit is contained in:
Katy Coe
2020-07-27 21:11:43 +02:00
parent 613747fc9a
commit a621e20b62
1 changed files with 10 additions and 6 deletions
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16
Il2CppInspector.Common/IL2CPP/Metadata.cs
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@@ -145,21 +145,25 @@ namespace Il2CppInspector
StringLiterals[i] = ReadFixedLengthString(Header.stringLiteralDataOffset + stringLiteralList[i].dataIndex, stringLiteralList[i].length);
}
private int Sizeof(Type type)
{
private int Sizeof(Type type) => Sizeof(type, Version);
public static int Sizeof(Type type, double metadataVersion, int longSizeBytes = 8) {
int size = 0;
foreach (var i in type.GetTypeInfo().GetFields())
{
// Only process fields for our selected object versioning
var versionAttr = i.GetCustomAttribute<VersionAttribute>(false);
if (versionAttr != null) {
if (versionAttr.Min != -1 && versionAttr.Min > Version)
if (versionAttr.Min != -1 && versionAttr.Min > metadataVersion)
continue;
if (versionAttr.Max != -1 && versionAttr.Max < Version)
if (versionAttr.Max != -1 && versionAttr.Max < metadataVersion)
continue;
}
if (i.FieldType == typeof(int) || i.FieldType == typeof(uint))
if (i.FieldType == typeof(long) || i.FieldType == typeof(ulong))
size += longSizeBytes;
else if (i.FieldType == typeof(int) || i.FieldType == typeof(uint))
size += 4;
else if (i.FieldType == typeof(short) || i.FieldType == typeof(ushort))
size += 2;
@@ -173,7 +177,7 @@ namespace Il2CppInspector
// Embedded object
else
size += Sizeof(i.FieldType);
size += Sizeof(i.FieldType, metadataVersion);
}
return size;
}