public override bool CanLoad(AnELF elf)
{
Log.Debug($"Checking if {elf.FilePath} is a Release DSO");
xapp = null;
ulong format_tag = 0;
if (elf.HasSymbol(FormatTag))
{
format_tag = elf.GetUInt64(FormatTag);
}
XamarinAppReleaseDSO_Version?reader = null;
switch (format_tag)
{
case 0:
case FormatTag_V1:
format_tag = 1;
reader = new XamarinAppReleaseDSO_V1(ManagedResolver, elf);
break;
default:
Log.Error($"{elf.FilePath} format ({format_tag}) is not supported by this version of TMT");
return(false);
}
if (reader == null || !reader.CanLoad(elf))
{
return(false);
}
xapp = reader;
return(true);
}
public override bool CanLoad(AnELF elf)
{
return
(HasSymbol(elf, MapModulesSymbolName) &&
HasSymbol(elf, ModuleCountSymbolName) &&
HasSymbol(elf, JavaTypeCountSymbolName) &&
HasSymbol(elf, JavaNameWidthSymbolName) &&
HasSymbol(elf, MapJavaSymbolName));
}
protected bool HasSymbol(AnELF elf, string symbolName)
{
bool ret = elf.HasSymbol(symbolName);
if (!ret)
{
Log.Debug($"{elf.FilePath} is missing symbol '{symbolName}'");
}
return(ret);
}
public bool CanLoad(Stream stream, string filePath)
{
stream.Seek(0, SeekOrigin.Begin);
if (!AnELF.TryLoad(stream, filePath, out AnELF? elf) || elf == null)
{
Log.Debug($"AnELF.TryLoad failed (elf == {elf})");
return(false);
}
if (!CanLoad(elf))
{
Log.Debug($"Cannot load {elf} in {this}");
return(false);
}
this.elf = elf;
return(true);
}
public abstract bool CanLoad(AnELF elf);
protected XamarinAppDSO(ManagedTypeResolver managedResolver, AnELF elf)
: this(managedResolver, Path.GetFullPath(elf.FilePath))
{
this.elf = elf;
}
protected XamarinAppReleaseDSO_Version(ManagedTypeResolver managedResolver, AnELF elf)
: base(managedResolver, elf)
{
}
public XamarinAppReleaseDSO_V1(ManagedTypeResolver managedResolver, AnELF elf)
: base(managedResolver, elf)
{
}
public override bool CanLoad(AnELF elf)
{
return(HasSymbol(elf, TypeMapSymbolName));
}