mirror of
https://github.com/danog/ton.git
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139 lines
3.4 KiB
C++
139 lines
3.4 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2019 Telegram Systems LLP
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*/
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#include "tl-utils.hpp"
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#include "tl/tl_object_store.h"
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#include "auto/tl/ton_api.hpp"
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#include "td/utils/tl_storers.h"
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#include "td/utils/crypto.h"
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#include "crypto/common/bitstring.h"
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namespace ton {
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td::BufferSlice serialize_tl_object(const ton_api::Object *T, bool boxed, td::BufferSlice &&suffix) {
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return serialize_tl_object(T, boxed, suffix.as_slice());
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}
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td::BufferSlice serialize_tl_object(const ton_api::Object *T, bool boxed, td::Slice suffix) {
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td::TlStorerCalcLength X;
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T->store(X);
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auto l = X.get_length() + (boxed ? 4 : 0);
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auto len = l + suffix.size();
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td::BufferSlice B(len);
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td::TlStorerUnsafe Y(B.as_slice().ubegin());
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if (boxed) {
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Y.store_binary(T->get_id());
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}
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T->store(Y);
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auto S = B.as_slice();
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S.remove_prefix(l);
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S.copy_from(suffix);
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return B;
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}
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td::BufferSlice serialize_tl_object(const ton_api::Object *T, bool boxed) {
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td::TlStorerCalcLength X;
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T->store(X);
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auto l = X.get_length() + (boxed ? 4 : 0);
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auto len = l;
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td::BufferSlice B(len);
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td::TlStorerUnsafe Y(B.as_slice().ubegin());
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if (boxed) {
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Y.store_binary(T->get_id());
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}
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T->store(Y);
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return B;
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}
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td::BufferSlice serialize_tl_object(const ton_api::Function *T, bool boxed) {
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CHECK(boxed);
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td::TlStorerCalcLength X;
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T->store(X);
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auto l = X.get_length();
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auto len = l;
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td::BufferSlice B(len);
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td::TlStorerUnsafe Y(B.as_slice().ubegin());
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T->store(Y);
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return B;
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}
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td::BufferSlice serialize_tl_object(const ton_api::Function *T, bool boxed, td::BufferSlice &&suffix) {
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return serialize_tl_object(T, boxed, suffix.as_slice());
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}
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td::BufferSlice serialize_tl_object(const ton_api::Function *T, bool boxed, td::Slice suffix) {
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CHECK(boxed);
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td::TlStorerCalcLength X;
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T->store(X);
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auto l = X.get_length();
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auto len = l + suffix.size();
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td::BufferSlice B(len);
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td::TlStorerUnsafe Y(B.as_slice().ubegin());
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T->store(Y);
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auto S = B.as_slice();
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S.remove_prefix(l);
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S.copy_from(suffix);
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return B;
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}
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td::UInt256 get_tl_object_sha256(const ton_api::Object *T) {
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td::TlStorerCalcLength X;
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T->store(X);
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auto len = X.get_length() + 4;
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td::BufferSlice B(len);
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td::TlStorerUnsafe Y(B.as_slice().ubegin());
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Y.store_binary(T->get_id());
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T->store(Y);
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td::UInt256 id256;
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td::sha256(B.as_slice(), id256.as_slice());
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return id256;
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}
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td::Bits256 get_tl_object_sha_bits256(const ton_api::Object *T) {
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td::TlStorerCalcLength X;
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T->store(X);
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auto len = X.get_length() + 4;
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td::BufferSlice B(len);
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td::TlStorerUnsafe Y(B.as_slice().ubegin());
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Y.store_binary(T->get_id());
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T->store(Y);
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td::Bits256 id256;
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td::sha256(B.as_slice(), id256.as_slice());
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return id256;
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}
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} // namespace ton
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