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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 #ifndef VM_BIGINT_STORE_H_ | |
6 #define VM_BIGINT_STORE_H_ | |
7 | |
8 #include "vm/globals.h" | |
9 #include "vm/isolate.h" | |
10 | |
11 namespace dart { | |
12 | |
13 // Use to store teporary BIGNUMs. | |
14 class BigintStore { | |
15 public: | |
16 BigintStore() : bn_(NULL), bn_ctx_(NULL) {} | |
17 ~BigintStore() { | |
18 BN_free(bn_); | |
19 BN_CTX_free(bn_ctx_); | |
20 } | |
21 | |
22 static BigintStore* Get() { | |
23 BigintStore* store = Isolate::Current()->bigint_store(); | |
24 if (store == NULL) { | |
25 store = new BigintStore(); | |
26 Isolate::Current()->set_bigint_store(store); | |
27 } | |
28 return store; | |
29 } | |
30 | |
31 BIGNUM* bn_; | |
32 BN_CTX* bn_ctx_; | |
33 }; | |
34 | |
35 } // namespace dart | |
36 | |
37 #endif // VM_BIGINT_STORE_H_ | |
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