public static MyNativeMemBuffer AllocNativeMem(int len)
{
IntPtr nativeMemBuffer = Marshal.AllocHGlobal(len);
//clear native mem
//temp fix
unsafe
{
byte *ptr = (byte *)nativeMemBuffer;
MyNativeMethods.memset(ptr, 0, len);
}
if (nativeMemBuffer != IntPtr.Zero)
{
MyNativeMemBuffer buffer = new MyNativeMemBuffer();
buffer.Ptr = nativeMemBuffer;
buffer.Length = len;
buffer._buffer_id = System.Threading.Interlocked.Increment(ref s_memId);
//register this buffer
lock (s_registerMems)
{
s_registerMems.Add(buffer._buffer_id, buffer);
}
return(buffer);
}
else
{
return(null);
}
}
public static NodeJsExternalBuffer CreateExternalBuffer(this NapiEnv env, MyNativeMemBuffer memBuffer)
{
//we must handle the native buffer properly!!!
return(env.CreateExternalBuffer(memBuffer.Ptr, memBuffer.Length));
}