From 651baaec46840290066be1ffec6e999f7919e445 Mon Sep 17 00:00:00 2001 From: moneromooo-monero Date: Sun, 6 Aug 2017 16:51:40 +0100 Subject: wallet: add encrypted seed functionality This uses luigi1111's CN_Add method. See https://xmr.llcoins.net for details. --- src/cryptonote_basic/cryptonote_format_utils.cpp | 17 +++++++++++++++++ src/cryptonote_basic/cryptonote_format_utils.h | 2 ++ 2 files changed, 19 insertions(+) (limited to 'src/cryptonote_basic') diff --git a/src/cryptonote_basic/cryptonote_format_utils.cpp b/src/cryptonote_basic/cryptonote_format_utils.cpp index 745dfb72e..e73f5d778 100644 --- a/src/cryptonote_basic/cryptonote_format_utils.cpp +++ b/src/cryptonote_basic/cryptonote_format_utils.cpp @@ -869,4 +869,21 @@ namespace cryptonote block_hashes_calculated = block_hashes_calculated_count; block_hashes_cached = block_hashes_cached_count; } + //--------------------------------------------------------------- + crypto::secret_key encrypt_key(const crypto::secret_key &key, const std::string &passphrase) + { + crypto::hash hash; + crypto::cn_slow_hash(passphrase.data(), passphrase.size(), hash); + sc_add((unsigned char*)key.data, (const unsigned char*)key.data, (const unsigned char*)hash.data); + return key; + } + //--------------------------------------------------------------- + crypto::secret_key decrypt_key(const crypto::secret_key &key, const std::string &passphrase) + { + crypto::hash hash; + crypto::cn_slow_hash(passphrase.data(), passphrase.size(), hash); + sc_sub((unsigned char*)key.data, (const unsigned char*)key.data, (const unsigned char*)hash.data); + return key; + } + } diff --git a/src/cryptonote_basic/cryptonote_format_utils.h b/src/cryptonote_basic/cryptonote_format_utils.h index d8ccf8eec..00080fb98 100644 --- a/src/cryptonote_basic/cryptonote_format_utils.h +++ b/src/cryptonote_basic/cryptonote_format_utils.h @@ -212,6 +212,8 @@ namespace cryptonote bool is_valid_decomposed_amount(uint64_t amount); void get_hash_stats(uint64_t &tx_hashes_calculated, uint64_t &tx_hashes_cached, uint64_t &block_hashes_calculated, uint64_t & block_hashes_cached); + crypto::secret_key encrypt_key(const crypto::secret_key &key, const std::string &passphrase); + crypto::secret_key decrypt_key(const crypto::secret_key &key, const std::string &passphrase); #define CHECKED_GET_SPECIFIC_VARIANT(variant_var, specific_type, variable_name, fail_return_val) \ CHECK_AND_ASSERT_MES(variant_var.type() == typeid(specific_type), fail_return_val, "wrong variant type: " << variant_var.type().name() << ", expected " << typeid(specific_type).name()); \ specific_type& variable_name = boost::get(variant_var); -- cgit v1.2.3