From d959b9c8db4e9ba9695c08ae6c2f06edb6e82fdc Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Sat, 8 Sep 2018 22:40:42 -0400
Subject: add non-zero payload to CommandDummy

---
 include/hotstuff/client.h | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/include/hotstuff/client.h b/include/hotstuff/client.h
index 447a9db..d61d9e7 100644
--- a/include/hotstuff/client.h
+++ b/include/hotstuff/client.h
@@ -29,23 +29,36 @@ class CommandDummy: public Command {
     uint32_t cid;
     uint32_t n;
     uint256_t hash;
+#if HOTSTUFF_CMD_DMSIZE > 0
+    uint8_t payload[HOTSTUFF_CMD_DMSIZE];
+#endif
+    uint256_t compute_hash() {
+        DataStream s;
+        s << cid << n;
+        return s.get_hash();
+    }
 
     public:
-
     CommandDummy() {}
-
     ~CommandDummy() override {}
 
     CommandDummy(uint32_t cid, uint32_t n):
-        cid(cid), n(n), hash(salticidae::get_hash(*this)) {}
+        cid(cid), n(n), hash(compute_hash()) {}
 
     void serialize(DataStream &s) const override {
         s << cid << n;
+#if HOTSTUFF_CMD_DMSIZE > 0
+        s.put_data(payload, payload + HOTSTUFF_CMD_DMSIZE);
+#endif
     }
 
     void unserialize(DataStream &s) override {
         s >> cid >> n;
-        hash = salticidae::get_hash(*this);
+#if HOTSTUFF_CMD_DMSIZE > 0
+        auto base = s.get_data_inplace(HOTSTUFF_CMD_DMSIZE);
+        memmove(payload, base, HOTSTUFF_CMD_DMSIZE);
+#endif
+        hash = compute_hash();
     }
 
     const uint256_t &get_hash() const override {
-- 
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