first commit

2025-07-21 21:38:17 +08:00
commit f8f8fcaf96
2529 changed files with 227800 additions and 0 deletions
@@ -0,0 +1,24 @@
+<?php
+
+function sodium_make_verifier($pk) {
+  return function($m, $s) use ($pk) {
+    if($pk instanceof OpenPGP_Message) {
+      foreach($pk as $p) {
+        if($p instanceof OpenPGP_PublicKeyPacket) {
+          if(substr($p->fingerprint, strlen($s->issuer())*-1) == $s->issuer()) {
+            $pk = $p;
+            break;
+          }
+        }
+      }
+    }
+
+    if ($pk->algorithm != 22) throw new Exception("Only EdDSA supported");
+    if (bin2hex($pk->key['oid']) != '2b06010401da470f01') throw new Exception("Only ed25519 supported");
+    return sodium_crypto_sign_verify_detached(
+      implode($s->data),
+      hash($s->hash_algorithm_name(), $m, true),
+      substr($pk->key['p'], 1)
+    );
+  };
+}