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authorJustOff <Off.Just.Off@gmail.com>2018-06-09 15:11:22 +0300
committerJustOff <Off.Just.Off@gmail.com>2018-06-11 16:42:50 +0300
commitf83f62e1bff0c2aedc32e67fe369ba923c5b104a (patch)
treefbb69e76754552dde5c3c5d4fe928ed9693f601a /security/nss/automation/saw/chacha20.saw
parent75323087aea91719bbb4f766bc6298d0618f0163 (diff)
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Update NSS to 3.36.4-RTM
Diffstat (limited to 'security/nss/automation/saw/chacha20.saw')
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1 files changed, 40 insertions, 0 deletions
diff --git a/security/nss/automation/saw/chacha20.saw b/security/nss/automation/saw/chacha20.saw
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+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import "chacha20.cry" as chacha20;
+
+print "Proving ChaCha20 spec...";
+prove_print abc {{ chacha20::allTestsPass }};
+
+print "Loading LLVM bitcode...";
+m <- llvm_load_module "../../../dist/Debug/lib/libfreeblpriv3.so.bc";
+
+let SpecChaCha20 n = do {
+ llvm_ptr "output" (llvm_array n (llvm_int 8));
+ output <- llvm_var "*output" (llvm_array n (llvm_int 8));
+
+ llvm_ptr "plain" (llvm_array n (llvm_int 8));
+ plain <- llvm_var "*plain" (llvm_array n (llvm_int 8));
+
+ len <- llvm_var "len" (llvm_int 32);
+ llvm_assert_eq "len" {{ `n : [32] }};
+
+ llvm_ptr "k" (llvm_array 32 (llvm_int 8));
+ k <- llvm_var "*k" (llvm_array 32 (llvm_int 8));
+
+ llvm_ptr "n1" (llvm_array 12 (llvm_int 8));
+ n1 <- llvm_var "*n1" (llvm_array 12 (llvm_int 8));
+
+ ctr <- llvm_var "ctr" (llvm_int 32);
+
+ llvm_ensure_eq "*output" {{ chacha20::encrypt k ctr n1 plain }};
+
+ llvm_verify_tactic abc;
+};
+
+print "Proving equality for a single block...";
+time (llvm_verify m "Hacl_Chacha20_chacha20" [] (SpecChaCha20 64));
+
+print "Proving equality for multiple blocks...";
+time (llvm_verify m "Hacl_Chacha20_chacha20" [] (SpecChaCha20 256));