private string GetAsciiString(DacGetByteArrayWithArg func, ulong addr)
{
int hr = func(Self, addr, 0, null, out int needed);
if (hr != S_OK)
{
return(null);
}
if (needed == 0)
{
return("");
}
byte[] buffer = AcquireBuffer(needed);
hr = func(Self, addr, needed, buffer, out needed);
if (hr != S_OK)
{
ReleaseBuffer(buffer);
return(null);
}
int len = Array.IndexOf(buffer, (byte)0);
if (len >= 0)
{
needed = len;
}
string result = Encoding.ASCII.GetString(buffer, 0, needed);
ReleaseBuffer(buffer);
return(result);
}
private string?GetAsciiString(DacGetByteArrayWithArg func, ulong addr)
{
int hr = func(Self, addr, 0, null, out int needed);
if (hr != S_OK)
{
return(null);
}
if (needed == 0)
{
return(string.Empty);
}
byte[] buffer = ArrayPool <byte> .Shared.Rent(needed);
try
{
hr = func(Self, addr, needed, buffer, out needed);
if (hr != S_OK)
{
return(null);
}
int len = Array.IndexOf(buffer, (byte)0);
if (len >= 0)
{
needed = len;
}
string result = Encoding.ASCII.GetString(buffer, 0, needed);
return(result);
}
finally
{
ArrayPool <byte> .Shared.Return(buffer);
}
}
