Subaddresses

1 files changed, 13 insertions, 1 deletions

diff --git a/src/cryptonote_basic/tx_extra.h b/src/cryptonote_basic/tx_extra.h
index 5a6c3176d..e12828a9f 100644
--- a/src/cryptonote_basic/tx_extra.h
+++ b/src/cryptonote_basic/tx_extra.h
@@ -38,6 +38,7 @@
 #define TX_EXTRA_TAG_PUBKEY                 0x01
 #define TX_EXTRA_NONCE                      0x02
 #define TX_EXTRA_MERGE_MINING_TAG           0x03
+#define TX_EXTRA_TAG_ADDITIONAL_PUBKEYS     0x04
 #define TX_EXTRA_MYSTERIOUS_MINERGATE_TAG   0xDE
 
 #define TX_EXTRA_NONCE_PAYMENT_ID           0x00
@@ -159,6 +160,16 @@ namespace cryptonote
     }
   };
 
+  // per-output additional tx pubkey for multi-destination transfers involving at least one subaddress
+  struct tx_extra_additional_pub_keys
+  {
+    std::vector<crypto::public_key> data;
+
+    BEGIN_SERIALIZE()
+      FIELD(data)
+    END_SERIALIZE()
+  };
+
   struct tx_extra_mysterious_minergate
   {
     std::string data;
@@ -172,11 +183,12 @@ namespace cryptonote
   //   varint tag;
   //   varint size;
   //   varint data[];
-  typedef boost::variant<tx_extra_padding, tx_extra_pub_key, tx_extra_nonce, tx_extra_merge_mining_tag, tx_extra_mysterious_minergate> tx_extra_field;
+  typedef boost::variant<tx_extra_padding, tx_extra_pub_key, tx_extra_nonce, tx_extra_merge_mining_tag, tx_extra_additional_pub_keys, tx_extra_mysterious_minergate> tx_extra_field;
 }
 
 VARIANT_TAG(binary_archive, cryptonote::tx_extra_padding, TX_EXTRA_TAG_PADDING);
 VARIANT_TAG(binary_archive, cryptonote::tx_extra_pub_key, TX_EXTRA_TAG_PUBKEY);
 VARIANT_TAG(binary_archive, cryptonote::tx_extra_nonce, TX_EXTRA_NONCE);
 VARIANT_TAG(binary_archive, cryptonote::tx_extra_merge_mining_tag, TX_EXTRA_MERGE_MINING_TAG);
+VARIANT_TAG(binary_archive, cryptonote::tx_extra_additional_pub_keys, TX_EXTRA_TAG_ADDITIONAL_PUBKEYS);
 VARIANT_TAG(binary_archive, cryptonote::tx_extra_mysterious_minergate, TX_EXTRA_MYSTERIOUS_MINERGATE_TAG);