tdlight/tdutils/td/utils/port/CxCli.h
levlam c8a784f0ca CxCli: better TryRemove.
GitOrigin-RevId: ef4394f1dd2d1fdf6609412ec666954316aafa66
2018-02-22 23:34:09 +03:00

129 lines
3.0 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/common.h"
#undef small
#if TD_WINRT
#include "td/utils/misc.h" // for narrow_cast
#include "td/utils/port/wstring_convert.h"
#include "collection.h"
#include <cstdint>
#include <map>
#include <mutex>
#define REF_NEW ref new
#define CLRCALL
#define CXCONST
namespace CxCli {
using Windows::Foundation::Collections::IVector;
#define Array IVector
using Platform::Collections::Vector;
#define ArraySize(arr) ((arr)->Size)
#define ArrayGet(arr, index) ((arr)->GetAt(index))
#define ArraySet(arr, index, value) ((arr)->SetAt((index), (value)))
#define ArrayIndexType unsigned
using Platform::String;
using Platform::NullReferenceException;
template <class Key, class Value> class ConcurrentDictionary {
public:
bool TryGetValue(Key key, Value &value) {
std::lock_guard<std::mutex> guard(mutex_);
auto it = impl_.find(key);
if (it == impl_.end()) {
return false;
}
value = it->second;
return true;
}
bool TryRemove(Key key, Value &value) {
std::lock_guard<std::mutex> guard(mutex_);
auto it = impl_.find(key);
if (it == impl_.end()) {
return false;
}
value = std::move(it->second);
impl_.erase(it);
return true;
}
Value &operator [] (Key key) {
std::lock_guard<std::mutex> guard(mutex_);
return impl_[key];
}
private:
std::mutex mutex_;
std::map<Key, Value> impl_;
};
inline std::int64_t Increment(volatile std::int64_t &value) {
return InterlockedIncrement64(&value);
}
inline std::string string_to_unmanaged(String^ string) {
return td::from_wstring(string->Data(), string->Length()).ok();
}
inline String^ string_from_unmanaged(const std::string &from) {
auto tmp = td::to_wstring(from).ok();
return REF_NEW String(tmp.c_str(), td::narrow_cast<unsigned>(tmp.size()));
}
} // namespace CxCli
#elif TD_CLI
#include <msclr\marshal_cppstd.h>
#define REF_NEW gcnew
#define CLRCALL __clrcall
#define CXCONST
namespace CxCli {
using uint8 = td::uint8;
using int32 = td::int32;
using int64 = td::int64;
using float64 = double;
#define Array array
#define Vector array
#define ArraySize(arr) ((arr)->Length)
#define ArrayGet(arr, index) ((arr)[index])
#define ArraySet(arr, index, value) ((arr)[index] = (value))
#define ArrayIndexType int
using System::String;
using System::NullReferenceException;
using System::Collections::Concurrent::ConcurrentDictionary;
inline std::int64_t Increment(std::int64_t %value) {
return System::Threading::Interlocked::Increment(value);
}
inline std::string string_to_unmanaged(String^ string) {
return msclr::interop::marshal_as<std::string>(string);
}
inline String^ string_from_unmanaged(const std::string &from) {
return msclr::interop::marshal_as<String^>(from);
}
} // namespace CxCli
#endif