mirror of
https://github.com/SChernykh/p2pool.git
synced 2024-08-19 21:18:46 -06:00
155 lines
4.4 KiB
C++
155 lines
4.4 KiB
C++
/*
|
|
* This file is part of the Monero P2Pool <https://github.com/SChernykh/p2pool>
|
|
* Copyright (c) 2021 SChernykh <https://github.com/SChernykh>
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, version 3.
|
|
*
|
|
* 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
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
namespace p2pool {
|
|
|
|
extern const char* VERSION;
|
|
|
|
template<typename T> struct not_implemented { enum { value = 0 }; };
|
|
|
|
struct nocopy_nomove
|
|
{
|
|
nocopy_nomove() = default;
|
|
nocopy_nomove(const nocopy_nomove&) = delete;
|
|
nocopy_nomove(nocopy_nomove&&) = delete;
|
|
nocopy_nomove& operator=(const nocopy_nomove&) = delete;
|
|
nocopy_nomove& operator=(nocopy_nomove&&) = delete;
|
|
};
|
|
|
|
template<typename T>
|
|
struct ScopeGuard
|
|
{
|
|
explicit FORCEINLINE ScopeGuard(T&& handler) : m_handler(std::move(handler)) {}
|
|
FORCEINLINE ~ScopeGuard() { m_handler(); }
|
|
|
|
T m_handler;
|
|
|
|
// Disable copying/moving of ScopeGuard objects
|
|
|
|
// We can't declare copy constructor as explicitly deleted because of copy elision semantics
|
|
// Just leave it without definition and it'll fail when linking if someone tries to copy a ScopeGuard object
|
|
ScopeGuard(const ScopeGuard&);
|
|
|
|
private:
|
|
ScopeGuard& operator=(const ScopeGuard&) = delete;
|
|
ScopeGuard& operator=(ScopeGuard&&) = delete;
|
|
};
|
|
|
|
template<typename T> FORCEINLINE ScopeGuard<T> on_scope_leave(T&& handler) { return ScopeGuard<T>(std::move(handler)); }
|
|
|
|
#define ON_SCOPE_LEAVE(x) auto CONCAT(scope_guard_, __LINE__) = on_scope_leave(x);
|
|
|
|
struct MinerCallbackHandler
|
|
{
|
|
virtual ~MinerCallbackHandler() = 0;
|
|
|
|
virtual void handle_tx(TxMempoolData& tx) = 0;
|
|
virtual void handle_miner_data(MinerData& data) = 0;
|
|
virtual void handle_chain_main(ChainMain& data, const char* extra) = 0;
|
|
};
|
|
|
|
template<typename T>
|
|
static FORCEINLINE bool from_hex(char c, T& out_value) {
|
|
if ('0' <= c && c <= '9') { out_value = static_cast<T>(c - '0'); return true; }
|
|
if ('a' <= c && c <= 'f') { out_value = static_cast<T>((c - 'a') + 10); return true; }
|
|
if ('A' <= c && c <= 'F') { out_value = static_cast<T>((c - 'A') + 10); return true; }
|
|
return false;
|
|
}
|
|
|
|
template<typename T, bool is_signed> struct abs_helper {};
|
|
template<typename T> struct abs_helper<T, false> { static FORCEINLINE T value(T x) { return x; } };
|
|
template<typename T> struct abs_helper<T, true> { static FORCEINLINE T value(T x) { return (x >= 0) ? x : -x; } };
|
|
|
|
template<typename T> FORCEINLINE T abs(T x) { return abs_helper<T, std::is_signed<T>::value>::value(x); }
|
|
|
|
template<typename T, typename U>
|
|
FORCEINLINE void writeVarint(T value, U&& callback)
|
|
{
|
|
while (value >= 0x80) {
|
|
callback(static_cast<uint8_t>((value & 0x7F) | 0x80));
|
|
value >>= 7;
|
|
}
|
|
callback(static_cast<uint8_t>(value));
|
|
}
|
|
|
|
template<typename T>
|
|
FORCEINLINE void writeVarint(T value, std::vector<uint8_t>& out)
|
|
{
|
|
writeVarint(value, [&out](uint8_t b) { out.emplace_back(b); });
|
|
}
|
|
|
|
template<typename T, size_t N> FORCEINLINE constexpr size_t array_size(T(&)[N]) { return N; }
|
|
|
|
[[noreturn]] void panic();
|
|
|
|
void make_thread_background();
|
|
|
|
class BackgroundJobTracker : public nocopy_nomove
|
|
{
|
|
public:
|
|
BackgroundJobTracker();
|
|
~BackgroundJobTracker();
|
|
|
|
void start(const char* name);
|
|
void stop(const char* name);
|
|
void wait();
|
|
void print_status();
|
|
|
|
private:
|
|
struct Impl;
|
|
Impl* m_impl;
|
|
};
|
|
|
|
extern BackgroundJobTracker bkg_jobs_tracker;
|
|
extern thread_local bool is_main_thread;
|
|
|
|
bool resolve_host(std::string& host, bool& is_v6);
|
|
|
|
} // namespace p2pool
|
|
|
|
namespace std {
|
|
|
|
template<>
|
|
struct hash<p2pool::hash>
|
|
{
|
|
FORCEINLINE size_t operator()(const p2pool::hash& value) const noexcept
|
|
{
|
|
uint64_t result = 0xcbf29ce484222325ull;
|
|
for (size_t i = 0; i < p2pool::HASH_SIZE; ++i) {
|
|
result = (result ^ value.h[i]) * 0x100000001b3ull;
|
|
}
|
|
return static_cast<size_t>(result);
|
|
}
|
|
};
|
|
|
|
template<size_t N>
|
|
struct hash<std::array<uint8_t, N>>
|
|
{
|
|
FORCEINLINE size_t operator()(const std::array<uint8_t, N>& value) const noexcept
|
|
{
|
|
uint64_t result = 0xcbf29ce484222325ull;
|
|
for (size_t i = 0; i < N; ++i) {
|
|
result = (result ^ value[i]) * 0x100000001b3ull;
|
|
}
|
|
return static_cast<size_t>(result);
|
|
}
|
|
};
|
|
|
|
} // namespace std
|