diff options
Diffstat (limited to 'src/wallet/wallet2_api.h')
| -rw-r--r-- | src/wallet/wallet2_api.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/src/wallet/wallet2_api.h b/src/wallet/wallet2_api.h index f0a9ea68b..6fe15d1e3 100644 --- a/src/wallet/wallet2_api.h +++ b/src/wallet/wallet2_api.h @@ -41,6 +41,20 @@ namespace Bitmonero { namespace Utils { bool isAddressLocal(const std::string &hostaddr); } + + template<typename T> + class optional { + public: + optional(): set(false) {} + optional(const T &t): t(t), set(true) {} + const T &operator*() const { return t; } + T &operator*() { return t; } + operator bool() const { return set; } + private: + T t; + bool set; + }; + /** * @brief Transaction-like interface for sending money */ @@ -332,7 +346,7 @@ struct Wallet */ virtual PendingTransaction * createTransaction(const std::string &dst_addr, const std::string &payment_id, - uint64_t amount, uint32_t mixin_count, + optional<uint64_t> amount, uint32_t mixin_count, PendingTransaction::Priority = PendingTransaction::Priority_Low) = 0; /*! |