integrate xof_many with the Rust implementation and with Rust and C tests

1 files changed, 20 insertions, 0 deletions

diff --git a/src/portable.rs b/src/portable.rs
index 7af6828..822cd0d 100644
--- a/src/portable.rs
+++ b/src/portable.rs
@@ -177,6 +177,20 @@ pub fn hash_many<const N: usize>(
     }
 }
 
+pub fn xof_many(
+    cv: &CVWords,
+    block: &[u8; BLOCK_LEN],
+    block_len: u8,
+    mut counter: u64,
+    flags: u8,
+    out: &mut [u8],
+) {
+    for out_block in out.chunks_exact_mut(64) {
+        out_block.copy_from_slice(&compress_xof(cv, block, block_len, counter, flags));
+        counter += 1;
+    }
+}
+
 #[cfg(test)]
 pub mod test {
     use super::*;
@@ -195,4 +209,10 @@ pub mod test {
     fn test_hash_many() {
         crate::test::test_hash_many_fn(hash_many, hash_many);
     }
+
+    // Ditto.
+    #[test]
+    fn test_xof_many() {
+        crate::test::test_xof_many_fn(xof_many);
+    }
 }