From fcedfddf00b3f994e4f4e40332ac7fc192c63244 Mon Sep 17 00:00:00 2001
From: polwex <polwex@sortug.com>
Date: Sun, 5 Oct 2025 21:56:51 +0700
Subject: claude is gud

---
 vere/pkg/noun/jets/e/ed_smac.c | 73 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 vere/pkg/noun/jets/e/ed_smac.c

(limited to 'vere/pkg/noun/jets/e/ed_smac.c')

diff --git a/vere/pkg/noun/jets/e/ed_smac.c b/vere/pkg/noun/jets/e/ed_smac.c
new file mode 100644
index 0000000..ce0ffac
--- /dev/null
+++ b/vere/pkg/noun/jets/e/ed_smac.c
@@ -0,0 +1,73 @@
+/// @file
+
+#include "jets/q.h"
+#include "jets/w.h"
+
+#include "noun.h"
+#include "urcrypt.h"
+
+  static u3_atom
+  _cqee_smac(u3_atom a,
+             u3_atom b,
+             u3_atom c)
+  {
+    c3_y a_y[32], b_y[32], c_y[32], out_y[32];
+    c3_w met_w;
+
+    met_w = u3r_met(3, a);
+    if ( (32 < met_w) ||
+         ( (32 == met_w) &&
+           (127 < u3r_byte(31, a)) )
+        ) {
+      u3_noun a_recs = u3qee_recs(a);
+      u3r_bytes(0, 32, a_y, a_recs);
+      u3z(a_recs);
+    } else {
+      u3r_bytes(0, 32, a_y, a);
+    }
+
+    met_w = u3r_met(3, b);
+    if ( (32 < met_w) ||
+         ( (32 == met_w) &&
+           (127 < u3r_byte(31, b)) )
+        ) {
+      u3_noun b_recs = u3qee_recs(b);
+      u3r_bytes(0, 32, b_y, b_recs);
+      u3z(b_recs);
+    } else {
+      u3r_bytes(0, 32, b_y, b);
+    }
+
+    met_w = u3r_met(3, c);
+    if ( (32 < met_w) ||
+         ( (32 == met_w) &&
+           (127 < u3r_byte(31, c)) )
+        ) {
+      u3_noun c_recs = u3qee_recs(c);
+      u3r_bytes(0, 32, c_y, c_recs);
+      u3z(c_recs);
+    } else {
+      u3r_bytes(0, 32, c_y, c);
+    }
+
+    urcrypt_ed_scalar_muladd(a_y, b_y, c_y, out_y);
+    return u3i_bytes(32, out_y);
+  }
+
+  u3_noun
+  u3wee_smac(u3_noun cor)
+  {
+    u3_noun a, b, c;
+
+    if ( (c3n == u3r_mean(cor, u3x_sam_2, &a,
+                               u3x_sam_6, &b,
+                               u3x_sam_7, &c, 0)) ||
+         (c3n == u3ud(a)) ||
+         (c3n == u3ud(b)) ||
+         (c3n == u3ud(c)) )
+    {
+      return u3m_bail(c3__exit);
+    } else {
+      return _cqee_smac(a, b, c);
+    }
+  }
-- 
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