2a:I[49813,["/_next/static/chunks/3z--bwudlglfp.js","/_next/static/chunks/2u04xn-9yg2co.js","/_next/static/chunks/1b5-8ftwqgmtb.js","/_next/static/chunks/3nqo6bdos11l6.js","/_next/static/chunks/0fz0mlrjifmq7.js","/_next/static/chunks/2l43yyot7shmw.js","/_next/static/chunks/29v1ttach42xh.js","/_next/static/chunks/2ziic7alkvd8r.js","/_next/static/chunks/1hplpmn3-d0tx.js"],"CodeWorkspace"] 2b:T1179,/** * Copyright (c) 2011-2026 libbitcoin developers * * This file is part of libbitcoin. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . */ #ifndef LIBBITCOIN_SYSTEM_MACHINE_STACK_IPP #define LIBBITCOIN_SYSTEM_MACHINE_STACK_IPP #include #include #include namespace libbitcoin { namespace system { namespace machine { TEMPLATE INLINE CLASS:: stack() NOEXCEPT : container_{}, tether_{} { } TEMPLATE INLINE CLASS:: stack(Container&& container) NOEXCEPT : container_(std::move(container)), tether_{} { } // Pure stack abstraction. // ---------------------------------------------------------------------------- TEMPLATE INLINE const stack_variant& CLASS:: top() const NOEXCEPT { BC_ASSERT(!empty()); return container_.back(); } TEMPLATE INLINE stack_variant CLASS:: pop() NOEXCEPT { BC_ASSERT(!empty()); stack_variant temporary{ std::move(container_.back()) }; container_.pop_back(); return temporary; } TEMPLATE INLINE void CLASS:: drop() NOEXCEPT { BC_ASSERT(!empty()); container_.pop_back(); } TEMPLATE INLINE bool CLASS:: empty() const NOEXCEPT { return container_.empty(); } TEMPLATE INLINE size_t CLASS:: size() const NOEXCEPT { return container_.size(); } TEMPLATE INLINE void CLASS:: push(data_chunk&& value) NOEXCEPT { // The following script operations will ALWAYS tether chunks, as the result // of a computed hash is *pushed* to the weak pointer (xptr) variant stack. // make_external attaches value to tether returns weak pointer (chunk_xptr). // // op_ripemd160 (1) // op_sha1 (1) // op_sha256 (1) // op_hash160 (1) // op_hash256 (1) container_.push_back(make_external(std::move(value), tether_)); } TEMPLATE INLINE void CLASS:: push(stack_variant&& value) NOEXCEPT { container_.push_back(std::move(value)); } TEMPLATE INLINE void CLASS:: push(const stack_variant& value) NOEXCEPT { container_.push_back(value); } TEMPLATE INLINE void CLASS:: emplace_boolean(bool value) NOEXCEPT { container_.emplace_back(value); } TEMPLATE INLINE void CLASS:: emplace_integer(int64_t value) NOEXCEPT { container_.emplace_back(value); } TEMPLATE INLINE void CLASS:: emplace_chunk(const chunk_xptr& value) NOEXCEPT { container_.emplace_back(value.get()); } // Positional (stack cheats). // ---------------------------------------------------------------------------- // These optimizations prevent used of std::stack. TEMPLATE INLINE void CLASS:: erase(size_t index) NOEXCEPT { BC_ASSERT(index < size()); container_.erase(std::prev(container_.end(), add1(index))); } TEMPLATE INLINE void CLASS:: swap(size_t left_index, size_t right_index) NOEXCEPT { BC_ASSERT(left_index < size() && right_index < size()); if constexpr (vector_) { const auto back = sub1(size()); std::swap( container_[back - left_index], container_[back - right_index]); } if constexpr (linked_) { const auto end = container_.end(); std::swap( *std::prev(end, add1(left_index)), *std::prev(end, add1(right_index))); } } TEMPLATE INLINE const stack_variant& CLASS:: peek(size_t index) const NOEXCEPT { BC_ASSERT(index < size()); if constexpr (vector_) return container_[sub1(size()) - index]; if constexpr (linked_) return *std::prev(container_.end(), add1(index)); } TEMPLATE INLINE bool CLASS:: peek_signed4(int32_t& value) const NOEXCEPT { return peek_signed<4>(value); } TEMPLATE INLINE bool CLASS:: peek_signed5(int64_t& value) const NOEXCEPT { 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