From 6ac870e6d81d98420a102661a27ad9b521da86f5 Mon Sep 17 00:00:00 2001
From: Jack Lloyd <jack@randombit.net>
Date: Wed, 21 Jun 2017 14:43:52 -0400
Subject: Add SM2 signature scheme

From https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02

This is a contribution from Ribose Inc (@riboseinc).
---
 src/cli/speed.cpp | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'src/cli/speed.cpp')

diff --git a/src/cli/speed.cpp b/src/cli/speed.cpp
index 296b4b07a..cae11e52f 100644
--- a/src/cli/speed.cpp
+++ b/src/cli/speed.cpp
@@ -112,6 +112,10 @@
    #include <botan/xmss.h>
 #endif
 
+#if defined(BOTAN_HAS_SM2)
+   #include <botan/sm2.h>
+#endif
+
 #if defined(BOTAN_HAS_NEWHOPE) && defined(BOTAN_HAS_CHACHA)
    #include <botan/newhope.h>
    #include <botan/chacha.h>
@@ -499,6 +503,12 @@ class Speed final : public Command
                bench_ecdsa(ecc_groups, provider, msec);
                }
 #endif
+#if defined(BOTAN_HAS_SM2)
+            else if(algo == "SM2")
+               {
+               bench_sm2(ecc_groups, provider, msec);
+               }
+#endif
 #if defined(BOTAN_HAS_ECKCDSA)
             else if(algo == "ECKCDSA")
                {
@@ -1387,6 +1397,28 @@ class Speed final : public Command
          }
 #endif
 
+#if defined(BOTAN_HAS_SM2)
+      void bench_sm2(const std::vector<std::string>& groups,
+                     const std::string& provider,
+                     std::chrono::milliseconds msec)
+         {
+         for(std::string grp : groups)
+            {
+            const std::string nm = "SM2-" + grp;
+
+            Timer keygen_timer(nm, provider, "keygen");
+
+            std::unique_ptr<Botan::Private_Key> key(keygen_timer.run([&]
+               {
+               return new Botan::SM2_Signature_PrivateKey(rng(), Botan::EC_Group(grp));
+               }));
+
+            output() << Timer::result_string_ops(keygen_timer);
+            bench_pk_sig(*key, nm, provider, "SM3", msec);
+            }
+         }
+#endif
+
 #if defined(BOTAN_HAS_ECGDSA)
       void bench_ecgdsa(const std::vector<std::string>& groups,
                         const std::string& provider,
-- 
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