Implement MeshFoundry pipeline (#77)

crates/libremetaverse-structured-data/src/lib.rs

@@ -54,3 +54,15 @@ pub mod xml {
 pub use generated::*;
 pub use libremetaverse_types as types;
 pub use libremetaverse_types::Error;
+
+/// Decodes one bounded binary LLSD value and returns the number of consumed
+/// bytes, allowing native container formats to locate payloads appended after
+/// an LLSD header without duplicating the codec.
+///
+/// # Errors
+///
+/// Returns a positioned parse error when the prefix is malformed, truncated,
+/// or exceeds the shared LLSD depth, node, input, or allocation bounds.
+pub fn deserialize_llsd_binary_prefix(data: &[u8]) -> Result<(OSD, usize), Error> {
+    binary::deserialize_prefix(data)
+}