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sync jl777:FSM

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ca333
2018-12-01 23:39:10 +01:00
parent f4bb3a2861
commit 492d6703ed
393 changed files with 43240 additions and 8042 deletions
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186
src/zcash/Address.hpp
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@@ -4,25 +4,40 @@
#include "uint256.h"
#include "uint252.h"
#include "serialize.h"
#include "Zcash.h"
#include <boost/variant.hpp>
namespace libzcash {
class InvalidEncoding {
public:
friend bool operator==(const InvalidEncoding &a, const InvalidEncoding &b) { return true; }
friend bool operator<(const InvalidEncoding &a, const InvalidEncoding &b) { return true; }
};
const size_t SerializedPaymentAddressSize = 64;
const size_t SerializedViewingKeySize = 64;
const size_t SerializedSpendingKeySize = 32;
const size_t SerializedSproutPaymentAddressSize = 64;
const size_t SerializedSproutViewingKeySize = 64;
const size_t SerializedSproutSpendingKeySize = 32;
class PaymentAddress {
const size_t SerializedSaplingPaymentAddressSize = 43;
const size_t SerializedSaplingFullViewingKeySize = 96;
const size_t SerializedSaplingExpandedSpendingKeySize = 96;
const size_t SerializedSaplingSpendingKeySize = 32;
typedef std::array<unsigned char, ZC_DIVERSIFIER_SIZE> diversifier_t;
class SproutPaymentAddress {
public:
uint256 a_pk;
uint256 pk_enc;
PaymentAddress() : a_pk(), pk_enc() { }
PaymentAddress(uint256 a_pk, uint256 pk_enc) : a_pk(a_pk), pk_enc(pk_enc) { }
SproutPaymentAddress() : a_pk(), pk_enc() { }
SproutPaymentAddress(uint256 a_pk, uint256 pk_enc) : a_pk(a_pk), pk_enc(pk_enc) { }
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
inline void SerializationOp(Stream& s, Operation ser_action) {
READWRITE(a_pk);
READWRITE(pk_enc);
}
@@ -30,10 +45,10 @@ public:
//! Get the 256-bit SHA256d hash of this payment address.
uint256 GetHash() const;
friend inline bool operator==(const PaymentAddress& a, const PaymentAddress& b) {
friend inline bool operator==(const SproutPaymentAddress& a, const SproutPaymentAddress& b) {
return a.a_pk == b.a_pk && a.pk_enc == b.pk_enc;
}
friend inline bool operator<(const PaymentAddress& a, const PaymentAddress& b) {
friend inline bool operator<(const SproutPaymentAddress& a, const SproutPaymentAddress& b) {
return (a.a_pk < b.a_pk ||
(a.a_pk == b.a_pk && a.pk_enc < b.pk_enc));
}
@@ -47,45 +62,172 @@ public:
uint256 pk_enc() const;
};
class ViewingKey {
class SproutViewingKey {
public:
uint256 a_pk;
ReceivingKey sk_enc;
ViewingKey() : a_pk(), sk_enc() { }
ViewingKey(uint256 a_pk, ReceivingKey sk_enc) : a_pk(a_pk), sk_enc(sk_enc) { }
SproutViewingKey() : a_pk(), sk_enc() { }
SproutViewingKey(uint256 a_pk, ReceivingKey sk_enc) : a_pk(a_pk), sk_enc(sk_enc) { }
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
inline void SerializationOp(Stream& s, Operation ser_action) {
READWRITE(a_pk);
READWRITE(sk_enc);
}
PaymentAddress address() const;
SproutPaymentAddress address() const;
friend inline bool operator==(const ViewingKey& a, const ViewingKey& b) {
friend inline bool operator==(const SproutViewingKey& a, const SproutViewingKey& b) {
return a.a_pk == b.a_pk && a.sk_enc == b.sk_enc;
}
friend inline bool operator<(const ViewingKey& a, const ViewingKey& b) {
friend inline bool operator<(const SproutViewingKey& a, const SproutViewingKey& b) {
return (a.a_pk < b.a_pk ||
(a.a_pk == b.a_pk && a.sk_enc < b.sk_enc));
}
};
class SpendingKey : public uint252 {
class SproutSpendingKey : public uint252 {
public:
SpendingKey() : uint252() { }
SpendingKey(uint252 a_sk) : uint252(a_sk) { }
SproutSpendingKey() : uint252() { }
SproutSpendingKey(uint252 a_sk) : uint252(a_sk) { }
static SpendingKey random();
static SproutSpendingKey random();
ReceivingKey receiving_key() const;
ViewingKey viewing_key() const;
PaymentAddress address() const;
SproutViewingKey viewing_key() const;
SproutPaymentAddress address() const;
};
//! Sapling functions.
class SaplingPaymentAddress {
public:
diversifier_t d;
uint256 pk_d;
SaplingPaymentAddress() : d(), pk_d() { }
SaplingPaymentAddress(diversifier_t d, uint256 pk_d) : d(d), pk_d(pk_d) { }
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action) {
READWRITE(d);
READWRITE(pk_d);
}
//! Get the 256-bit SHA256d hash of this payment address.
uint256 GetHash() const;
friend inline bool operator==(const SaplingPaymentAddress& a, const SaplingPaymentAddress& b) {
return a.d == b.d && a.pk_d == b.pk_d;
}
friend inline bool operator<(const SaplingPaymentAddress& a, const SaplingPaymentAddress& b) {
return (a.d < b.d ||
(a.d == b.d && a.pk_d < b.pk_d));
}
};
class SaplingIncomingViewingKey : public uint256 {
public:
SaplingIncomingViewingKey() : uint256() { }
SaplingIncomingViewingKey(uint256 ivk) : uint256(ivk) { }
// Can pass in diversifier for Sapling addr
boost::optional<SaplingPaymentAddress> address(diversifier_t d) const;
};
class SaplingFullViewingKey {
public:
uint256 ak;
uint256 nk;
uint256 ovk;
SaplingFullViewingKey() : ak(), nk(), ovk() { }
SaplingFullViewingKey(uint256 ak, uint256 nk, uint256 ovk) : ak(ak), nk(nk), ovk(ovk) { }
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action) {
READWRITE(ak);
READWRITE(nk);
READWRITE(ovk);
}
//! Get the fingerprint of this full viewing key (as defined in ZIP 32).
uint256 GetFingerprint() const;
SaplingIncomingViewingKey in_viewing_key() const;
bool is_valid() const;
friend inline bool operator==(const SaplingFullViewingKey& a, const SaplingFullViewingKey& b) {
return a.ak == b.ak && a.nk == b.nk && a.ovk == b.ovk;
}
friend inline bool operator<(const SaplingFullViewingKey& a, const SaplingFullViewingKey& b) {
return (a.ak < b.ak ||
(a.ak == b.ak && a.nk < b.nk) ||
(a.ak == b.ak && a.nk == b.nk && a.ovk < b.ovk));
}
};
class SaplingExpandedSpendingKey {
public:
uint256 ask;
uint256 nsk;
uint256 ovk;
SaplingExpandedSpendingKey() : ask(), nsk(), ovk() { }
SaplingExpandedSpendingKey(uint256 ask, uint256 nsk, uint256 ovk) : ask(ask), nsk(nsk), ovk(ovk) { }
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action) {
READWRITE(ask);
READWRITE(nsk);
READWRITE(ovk);
}
SaplingFullViewingKey full_viewing_key() const;
friend inline bool operator==(const SaplingExpandedSpendingKey& a, const SaplingExpandedSpendingKey& b) {
return a.ask == b.ask && a.nsk == b.nsk && a.ovk == b.ovk;
}
friend inline bool operator<(const SaplingExpandedSpendingKey& a, const SaplingExpandedSpendingKey& b) {
return (a.ask < b.ask ||
(a.ask == b.ask && a.nsk < b.nsk) ||
(a.ask == b.ask && a.nsk == b.nsk && a.ovk < b.ovk));
}
};
class SaplingSpendingKey : public uint256 {
public:
SaplingSpendingKey() : uint256() { }
SaplingSpendingKey(uint256 sk) : uint256(sk) { }
static SaplingSpendingKey random();
SaplingExpandedSpendingKey expanded_spending_key() const;
SaplingFullViewingKey full_viewing_key() const;
// Can derive Sapling addr from default diversifier
SaplingPaymentAddress default_address() const;
};
typedef boost::variant<InvalidEncoding, SproutPaymentAddress, SaplingPaymentAddress> PaymentAddress;
typedef boost::variant<InvalidEncoding, SproutViewingKey> ViewingKey;
}
/** Check whether a PaymentAddress is not an InvalidEncoding. */
extern const uint32_t SAPLING_BRANCH_ID;
bool IsValidPaymentAddress(const libzcash::PaymentAddress& zaddr, uint32_t consensusBranchId = SAPLING_BRANCH_ID);
/** Check whether a ViewingKey is not an InvalidEncoding. */
bool IsValidViewingKey(const libzcash::ViewingKey& vk);
#endif // ZC_ADDRESS_H_