diff options
Diffstat (limited to 'src/crypto/crypto.h')
| -rw-r--r-- | src/crypto/crypto.h | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/src/crypto/crypto.h b/src/crypto/crypto.h index 94f924296..abdea0165 100644 --- a/src/crypto/crypto.h +++ b/src/crypto/crypto.h @@ -35,6 +35,7 @@ #include <boost/thread/mutex.hpp> #include <boost/thread/lock_guard.hpp> #include <boost/utility/value_init.hpp> +#include <boost/optional.hpp> #include <vector> #include "common/pod-class.h" @@ -98,6 +99,8 @@ namespace crypto { }; #pragma pack(pop) + void hash_to_scalar(const void *data, size_t length, ec_scalar &res); + static_assert(sizeof(ec_point) == 32 && sizeof(ec_scalar) == 32 && sizeof(public_key) == 32 && sizeof(secret_key) == 32 && sizeof(key_derivation) == 32 && sizeof(key_image) == 32 && @@ -123,14 +126,16 @@ namespace crypto { friend bool derive_public_key(const key_derivation &, std::size_t, const public_key &, public_key &); static void derive_secret_key(const key_derivation &, std::size_t, const secret_key &, secret_key &); friend void derive_secret_key(const key_derivation &, std::size_t, const secret_key &, secret_key &); + static bool derive_subaddress_public_key(const public_key &, const key_derivation &, std::size_t, public_key &); + friend bool derive_subaddress_public_key(const public_key &, const key_derivation &, std::size_t, public_key &); static void generate_signature(const hash &, const public_key &, const secret_key &, signature &); friend void generate_signature(const hash &, const public_key &, const secret_key &, signature &); static bool check_signature(const hash &, const public_key &, const signature &); friend bool check_signature(const hash &, const public_key &, const signature &); - static void generate_tx_proof(const hash &, const public_key &, const public_key &, const public_key &, const secret_key &, signature &); - friend void generate_tx_proof(const hash &, const public_key &, const public_key &, const public_key &, const secret_key &, signature &); - static bool check_tx_proof(const hash &, const public_key &, const public_key &, const public_key &, const signature &); - friend bool check_tx_proof(const hash &, const public_key &, const public_key &, const public_key &, const signature &); + static void generate_tx_proof(const hash &, const public_key &, const public_key &, const boost::optional<public_key> &, const public_key &, const secret_key &, signature &); + friend void generate_tx_proof(const hash &, const public_key &, const public_key &, const boost::optional<public_key> &, const public_key &, const secret_key &, signature &); + static bool check_tx_proof(const hash &, const public_key &, const public_key &, const boost::optional<public_key> &, const public_key &, const signature &); + friend bool check_tx_proof(const hash &, const public_key &, const public_key &, const boost::optional<public_key> &, const public_key &, const signature &); static void generate_key_image(const public_key &, const secret_key &, key_image &); friend void generate_key_image(const public_key &, const secret_key &, key_image &); static void generate_ring_signature(const hash &, const key_image &, @@ -198,6 +203,9 @@ namespace crypto { const secret_key &base, secret_key &derived_key) { crypto_ops::derive_secret_key(derivation, output_index, base, derived_key); } + inline bool derive_subaddress_public_key(const public_key &out_key, const key_derivation &derivation, std::size_t output_index, public_key &result) { + return crypto_ops::derive_subaddress_public_key(out_key, derivation, output_index, result); + } /* Generation and checking of a standard signature. */ @@ -210,12 +218,13 @@ namespace crypto { /* Generation and checking of a tx proof; given a tx pubkey R, the recipient's view pubkey A, and the key * derivation D, the signature proves the knowledge of the tx secret key r such that R=r*G and D=r*A + * When the recipient's address is a subaddress, the tx pubkey R is defined as R=r*B where B is the recipient's spend pubkey */ - inline void generate_tx_proof(const hash &prefix_hash, const public_key &R, const public_key &A, const public_key &D, const secret_key &r, signature &sig) { - crypto_ops::generate_tx_proof(prefix_hash, R, A, D, r, sig); + inline void generate_tx_proof(const hash &prefix_hash, const public_key &R, const public_key &A, const boost::optional<public_key> &B, const public_key &D, const secret_key &r, signature &sig) { + crypto_ops::generate_tx_proof(prefix_hash, R, A, B, D, r, sig); } - inline bool check_tx_proof(const hash &prefix_hash, const public_key &R, const public_key &A, const public_key &D, const signature &sig) { - return crypto_ops::check_tx_proof(prefix_hash, R, A, D, sig); + inline bool check_tx_proof(const hash &prefix_hash, const public_key &R, const public_key &A, const boost::optional<public_key> &B, const public_key &D, const signature &sig) { + return crypto_ops::check_tx_proof(prefix_hash, R, A, B, D, sig); } /* To send money to a key: @@ -270,8 +279,10 @@ namespace crypto { } const static crypto::public_key null_pkey = boost::value_initialized<crypto::public_key>(); + const static crypto::secret_key null_skey = boost::value_initialized<crypto::secret_key>(); } CRYPTO_MAKE_HASHABLE(public_key) +CRYPTO_MAKE_HASHABLE(secret_key) CRYPTO_MAKE_HASHABLE(key_image) CRYPTO_MAKE_COMPARABLE(signature) |