#include <windows.h>

static HANDLE hPipe = 0;

BOOL APIENTRY DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
	return TRUE;
}

__declspec(dllexport) int WINAPI Connect() {
	hPipe=CreateFile(
		"\\\\.\\pipe\\Stand",
		GENERIC_WRITE | GENERIC_READ,
		FILE_SHARE_READ,
		NULL,
		OPEN_EXISTING,
		FILE_ATTRIBUTE_NORMAL,
		NULL);
	if ((int)hPipe<0) {
		return -1;
	} else {
		return 0;
	}
}

__declspec(dllexport) int WINAPI Disconnect() {
	if ((int)hPipe<0) {
		return -1;
	} else {
		CloseHandle(hPipe);
		return 0;
	}
}

__declspec(dllexport) int WINAPI Send(const char* command, char* result, const int len) {
	DWORD numwrite=0;
	DWORD numread=0;

	memset(result,0,len);

	BOOL b;
	b=WriteFile(hPipe,command,strlen(command), &numwrite, NULL);
	if (!b) {
		return -1;
	}
	b=ReadFile(hPipe,result,len-1,&numread, NULL);
	if (!b) {
		return -1;
	}

	return 0;
}