iw4x-client/src/Utils/Utils.hpp
2017-06-11 21:25:00 +02:00

145 lines
3.0 KiB
C++

#pragma once
typedef LONG NTSTATUS;
typedef NTSTATUS(NTAPI *NtCreateThreadEx_t)(PHANDLE hThread, ACCESS_MASK DesiredAccess, LPVOID ObjectAttributes, HANDLE ProcessHandle, LPTHREAD_START_ROUTINE lpStartAddress, LPVOID lpParameter, BOOL CreateSuspended, DWORD StackZeroBits, DWORD SizeOfStackCommit, DWORD SizeOfStackReserve, LPVOID lpBytesBuffer);
typedef NTSTATUS(NTAPI* NtQueryInformationThread_t)(HANDLE ThreadHandle, LONG ThreadInformationClass, PVOID ThreadInformation, ULONG ThreadInformationLength, PULONG ReturnLength);
#define ThreadQuerySetWin32StartAddress 9
namespace Utils
{
std::string GetMimeType(std::string url);
std::string ParseChallenge(std::string data);
void OutputDebugLastError();
std::string GetLastWindowsError();
bool IsWineEnvironment();
unsigned long GetParentProcessId();
size_t GetModuleSize(HMODULE module);
void* GetThreadStartAddress(HANDLE hThread);
HMODULE GetNTDLL();
void OpenUrl(std::string url);
bool HasIntercection(unsigned int base1, unsigned int len1, unsigned int base2, unsigned int len2);
template <typename T> inline void RotLeft(T& object, size_t bits)
{
bits %= sizeof(T) * 8;
T sign = 1;
sign = sign << (sizeof(T) * 8 - 1);
bool negative = (object & sign) != 0;
object &= ~sign;
object = (object << bits) | (object >> (sizeof(T) * 8 - bits));
object |= T(negative) << ((sizeof(T) * 8 - 1 + bits) % (sizeof(T) * 8));
}
template <typename T> inline void RotRight(T& object, size_t bits)
{
bits %= (sizeof(T) * 8);
RotLeft<T>(object, ((sizeof(T) * 8) - bits));
}
template <typename T> inline void Merge(std::vector<T>* target, T* source, size_t length)
{
if (source)
{
for (size_t i = 0; i < length; ++i)
{
target->push_back(source[i]);
}
}
}
template <typename T> inline void Merge(std::vector<T>* target, std::vector<T> source)
{
for (auto &entry : source)
{
target->push_back(entry);
}
}
template <typename T> using Slot = std::function<T>;
template <typename T>
class Signal
{
public:
Signal()
{
this->slots.clear();
}
Signal(Signal& obj) : Signal()
{
Utils::Merge(&this->slots, obj.getSlots());
}
void connect(Slot<T> slot)
{
if (slot)
{
this->slots.push_back(slot);
}
}
void clear()
{
this->slots.clear();
}
std::vector<Slot<T>>& getSlots()
{
return this->slots;
}
template <class ...Args>
void operator()(Args&&... args) const
{
std::vector<Slot<T>> copiedSlots;
Utils::Merge(&copiedSlots, this->slots);
for (auto& slot : copiedSlots)
{
if (slot)
{
slot(std::forward<Args>(args)...);
}
}
}
private:
std::vector<Slot<T>> slots;
};
// TODO: Replace with std::optional, once C++17 is fully available!
template <typename T>
class Value
{
public:
Value() : hasValue(false) {}
Value(T _value) { this->set(_value); }
void set(T _value)
{
this->value = _value;
this->hasValue = true;
}
bool isValid()
{
return this->hasValue;
}
T get()
{
return this->value;
}
private:
bool hasValue;
T value;
};
}