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ton/keys/keys.hpp
2019-09-07 14:33:36 +04:00

478 lines
12 KiB
C++

/*
This file is part of TON Blockchain Library.
TON Blockchain Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
TON Blockchain Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
Copyright 2017-2019 Telegram Systems LLP
*/
#pragma once
#include "td/utils/int_types.h"
#include "td/utils/buffer.h"
#include "auto/tl/ton_api.h"
#include "td/utils/UInt.h"
#include "td/utils/Variant.h"
#include "td/actor/actor.h"
#include "crypto/common/bitstring.h"
#include "crypto/Ed25519.h"
#include "common/errorcode.h"
namespace ton {
class Encryptor;
class EncryptorAsync;
class Decryptor;
class DecryptorAsync;
class PublicKeyHash {
public:
explicit PublicKeyHash(td::Bits256 value) : value_(value) {
}
explicit PublicKeyHash(const tl_object_ptr<ton_api::PublicKey> &value);
PublicKeyHash() {
}
static PublicKeyHash zero() {
return PublicKeyHash{td::Bits256::zero()};
}
explicit PublicKeyHash(td::Slice data) {
CHECK(data.size() == 32);
value_.as_slice().copy_from(data);
}
td::UInt256 uint256_value() const {
td::UInt256 x;
x.as_slice().copy_from(value_.as_slice());
return x;
}
td::Bits256 bits256_value() const {
return value_;
}
auto tl() const {
return value_;
}
bool operator<(const PublicKeyHash &with) const {
return value_ < with.value_;
}
bool operator==(const PublicKeyHash &with) const {
return value_ == with.value_;
}
bool operator!=(const PublicKeyHash &with) const {
return value_ != with.value_;
}
td::Slice as_slice() const {
return td::as_slice(value_);
}
bool is_zero() const {
return value_.is_zero();
}
private:
td::Bits256 value_;
};
namespace pubkeys {
class Ed25519 {
private:
td::Bits256 data_;
public:
Ed25519(const ton_api::pub_ed25519 &obj) {
data_ = obj.key_;
}
Ed25519(td::Bits256 id) : data_(id) {
}
Ed25519() {
}
Ed25519(td::Ed25519::PublicKey pk);
td::Ed25519::PublicKey export_key() {
return td::Ed25519::PublicKey{td::SecureString(data_.as_slice())};
}
auto raw() const {
return data_;
}
td::uint32 serialized_size() const {
return 36;
}
tl_object_ptr<ton_api::pub_ed25519> tl() const {
return create_tl_object<ton_api::pub_ed25519>(data_);
}
bool operator==(const Ed25519 &with) const {
return data_ == with.data_;
}
bool operator!=(const Ed25519 &with) const {
return data_ != with.data_;
}
};
class AES {
private:
td::Bits256 data_;
public:
~AES() {
data_.set_zero_s();
}
AES(const ton_api::pub_aes &obj) {
data_ = obj.key_;
}
AES(td::Slice data) {
CHECK(data.size() == 32);
data_.as_slice().copy_from(data);
}
AES(td::Bits256 data) : data_(data) {
}
td::uint32 serialized_size() const {
return 36;
}
tl_object_ptr<ton_api::pub_aes> tl() const {
return create_tl_object<ton_api::pub_aes>(data_);
}
bool operator==(const AES &with) const {
return data_ == with.data_;
}
bool operator!=(const AES &with) const {
return data_ != with.data_;
}
};
class Unenc {
private:
td::SharedSlice data_;
public:
Unenc(const ton_api::pub_unenc &obj) {
data_ = td::SharedSlice{obj.data_.as_slice()};
}
Unenc(const Unenc &obj) {
data_ = obj.data_.clone();
}
explicit Unenc(td::BufferSlice data) : data_(td::SharedSlice{data.as_slice()}) {
}
explicit Unenc(td::Slice data) : data_(td::SharedSlice{data}) {
}
explicit Unenc(td::SharedSlice data) : data_(std::move(data)) {
}
td::uint32 serialized_size() const {
return static_cast<td::uint32>(data_.size()) + 8;
}
tl_object_ptr<ton_api::pub_unenc> tl() const {
return create_tl_object<ton_api::pub_unenc>(data_.clone_as_buffer_slice());
}
bool operator==(const Unenc &with) const {
return data_.as_slice() == with.data_.as_slice();
}
bool operator!=(const Unenc &with) const {
return data_.as_slice() != with.data_.as_slice();
}
}; // namespace pubkeys
class Overlay {
private:
td::SharedSlice data_;
public:
Overlay(const ton_api::pub_overlay &obj) {
data_ = td::SharedSlice{obj.name_.as_slice()};
}
Overlay(const Overlay &obj) {
data_ = obj.data_.clone();
}
explicit Overlay(td::BufferSlice data) : data_(td::SharedSlice{data.as_slice()}) {
}
explicit Overlay(td::Slice data) : data_(td::SharedSlice{data}) {
}
explicit Overlay(td::SharedSlice data) : data_(std::move(data)) {
}
td::uint32 serialized_size() const {
return static_cast<td::uint32>(data_.size()) + 8;
}
tl_object_ptr<ton_api::pub_overlay> tl() const {
return create_tl_object<ton_api::pub_overlay>(data_.clone_as_buffer_slice());
}
bool operator==(const Overlay &with) const {
return data_.as_slice() == with.data_.as_slice();
}
bool operator!=(const Overlay &with) const {
return data_.as_slice() != with.data_.as_slice();
}
};
} // namespace pubkeys
class PublicKey {
private:
class Empty {
public:
tl_object_ptr<ton_api::PublicKey> tl() const {
UNREACHABLE();
}
td::uint32 serialized_size() const {
UNREACHABLE();
}
bool operator==(const Empty &with) const {
return false;
}
bool operator!=(const Empty &with) const {
return true;
}
};
td::Variant<Empty, pubkeys::Ed25519, pubkeys::AES, pubkeys::Unenc, pubkeys::Overlay> pub_key_{Empty{}};
public:
explicit PublicKey(const tl_object_ptr<ton_api::PublicKey> &id);
PublicKey() {
}
PublicKey(pubkeys::Ed25519 pub) : pub_key_(std::move(pub)) {
}
PublicKey(pubkeys::AES pub) : pub_key_(std::move(pub)) {
}
PublicKey(pubkeys::Unenc pub) : pub_key_(std::move(pub)) {
}
PublicKey(pubkeys::Overlay pub) : pub_key_(std::move(pub)) {
}
bool empty() const;
PublicKeyHash compute_short_id() const;
td::uint32 serialized_size() const;
tl_object_ptr<ton_api::PublicKey> tl() const;
td::BufferSlice export_as_slice() const;
static td::Result<PublicKey> import(td::Slice s);
pubkeys::Ed25519 ed25519_value() const {
CHECK(pub_key_.get_offset() == pub_key_.offset<pubkeys::Ed25519>());
return pub_key_.get<pubkeys::Ed25519>();
}
td::Result<std::unique_ptr<Encryptor>> create_encryptor() const;
td::Result<td::actor::ActorOwn<EncryptorAsync>> create_encryptor_async() const;
bool operator==(const PublicKey &with) const {
return pub_key_ == with.pub_key_;
}
bool operator!=(const PublicKey &with) const {
return !(pub_key_ == with.pub_key_);
}
};
namespace privkeys {
class Ed25519 {
private:
td::Bits256 data_;
public:
~Ed25519() {
data_.set_zero_s();
}
Ed25519(const ton_api::pk_ed25519 &obj) {
data_ = obj.key_;
}
Ed25519(td::Bits256 id) : data_(id) {
id.set_zero_s();
}
Ed25519(td::Slice data) {
CHECK(data.size() == 32);
data_.as_slice().copy_from(data);
}
Ed25519() {
}
Ed25519(td::Ed25519::PrivateKey pk);
td::Ed25519::PrivateKey export_key() {
return td::Ed25519::PrivateKey{td::SecureString(data_.as_slice())};
}
td::SecureString export_as_slice() const {
td::SecureString s{36};
auto id = ton_api::pk_ed25519::ID;
s.as_mutable_slice().copy_from(td::Slice{reinterpret_cast<const td::uint8 *>(&id), 4});
s.as_mutable_slice().remove_prefix(4).copy_from(data_.as_slice());
return s;
}
bool exportable() const {
return true;
}
static td::Result<Ed25519> import(td::Slice slice) {
if (slice.size() != 32) {
return td::Status::Error(ErrorCode::error, "bad length");
}
return Ed25519{slice};
}
tl_object_ptr<ton_api::pk_ed25519> tl() const {
return create_tl_object<ton_api::pk_ed25519>(data_);
}
tl_object_ptr<ton_api::PublicKey> pub_tl() const;
pubkeys::Ed25519 pub() const;
static Ed25519 random();
};
class AES {
private:
td::Bits256 data_;
public:
~AES() {
data_.set_zero_s();
}
AES(const ton_api::pk_aes &obj) {
data_ = obj.key_;
}
AES(td::Slice data) {
CHECK(data.size() == 32);
data_.as_slice().copy_from(data);
}
td::SecureString export_as_slice() const {
td::SecureString s{40};
auto id = ton_api::pk_aes::ID;
s.as_mutable_slice().copy_from(td::Slice{reinterpret_cast<const td::uint8 *>(&id), 4});
s.as_mutable_slice().remove_prefix(4).copy_from(data_.as_slice());
return s;
}
bool exportable() const {
return true;
}
static td::Result<AES> import(td::Slice slice) {
if (slice.size() != 32) {
return td::Status::Error(ErrorCode::error, "bad length");
}
return AES{slice};
}
tl_object_ptr<ton_api::pk_aes> tl() const {
return create_tl_object<ton_api::pk_aes>(data_);
}
tl_object_ptr<ton_api::PublicKey> pub_tl() const {
return create_tl_object<ton_api::pub_aes>(data_);
}
pubkeys::AES pub() const {
return pubkeys::AES{data_};
}
};
class Unenc {
private:
td::SharedSlice data_;
public:
Unenc(const ton_api::pk_unenc &obj) {
data_ = td::SharedSlice{obj.data_.as_slice()};
}
Unenc(const Unenc &obj) {
data_ = obj.data_.clone();
}
explicit Unenc(td::BufferSlice data) : data_(td::SharedSlice{data.as_slice()}) {
}
explicit Unenc(td::Slice data) : data_(td::SharedSlice{data}) {
}
explicit Unenc(td::SharedSlice data) : data_(std::move(data)) {
}
td::SecureString export_as_slice() const {
UNREACHABLE();
}
bool exportable() const {
return false;
}
tl_object_ptr<ton_api::pk_unenc> tl() const {
return create_tl_object<ton_api::pk_unenc>(data_.clone_as_buffer_slice());
}
tl_object_ptr<ton_api::PublicKey> pub_tl() const {
return create_tl_object<ton_api::pub_unenc>(data_.clone_as_buffer_slice());
}
pubkeys::Unenc pub() const {
return pubkeys::Unenc{data_.clone()};
}
};
class Overlay {
private:
td::SharedSlice data_;
public:
Overlay(const ton_api::pk_overlay &obj) {
data_ = td::SharedSlice{obj.name_.as_slice()};
}
Overlay(const Overlay &obj) {
data_ = obj.data_.clone();
}
explicit Overlay(td::BufferSlice data) : data_(td::SharedSlice{data.as_slice()}) {
}
explicit Overlay(td::Slice data) : data_(td::SharedSlice{data}) {
}
explicit Overlay(td::SharedSlice data) : data_(std::move(data)) {
}
td::SecureString export_as_slice() const {
UNREACHABLE();
}
bool exportable() const {
return false;
}
tl_object_ptr<ton_api::pk_overlay> tl() const {
return create_tl_object<ton_api::pk_overlay>(data_.clone_as_buffer_slice());
}
tl_object_ptr<ton_api::PublicKey> pub_tl() const {
return create_tl_object<ton_api::pub_overlay>(data_.clone_as_buffer_slice());
}
pubkeys::Overlay pub() const {
return pubkeys::Overlay{data_.clone()};
}
};
} // namespace privkeys
class PrivateKey {
private:
class Empty {
public:
td::SecureString export_as_slice() const {
UNREACHABLE();
}
bool exportable() const {
return false;
}
tl_object_ptr<ton_api::PrivateKey> tl() const {
UNREACHABLE();
}
tl_object_ptr<ton_api::PublicKey> pub_tl() const {
UNREACHABLE();
}
PublicKey pub() const {
UNREACHABLE();
}
};
td::Variant<Empty, privkeys::Ed25519, privkeys::AES, privkeys::Unenc, privkeys::Overlay> priv_key_{Empty{}};
public:
explicit PrivateKey(const tl_object_ptr<ton_api::PrivateKey> &pk);
template <class T>
PrivateKey(T key) : priv_key_(std::move(key)) {
}
PrivateKey() {
}
bool empty() const;
PublicKey compute_public_key() const;
PublicKeyHash compute_short_id() const;
td::SecureString export_as_slice() const;
static td::Result<PrivateKey> import(td::Slice s);
bool exportable() const;
tl_object_ptr<ton_api::PrivateKey> tl() const;
td::Result<std::unique_ptr<Decryptor>> create_decryptor() const;
td::Result<td::actor::ActorOwn<DecryptorAsync>> create_decryptor_async() const;
};
} // namespace ton