SORTOWANIE_TRUDNE

#include "stdafx.h"
#include <string>
#include <stdio.h>
#include <cstdio>
#include <iostream>
#include <time.h>
#include <winsock.h>
#include <conio.h>
#include <vector>
#include <locale.h>
#pragma comment(lib, "ws2_32.lib")
using namespace std;

void wyswietl(const int *tab, const int n)
{

	for (int i = 0; i < n; i++)
	{
		cout << tab[i] << endl;
	}
}

void sortuj(int *tab, const int size, const int znak)
{
	if (znak > 0)
		for (int i = size - 1; i >= 0; i--)
		{
			int temp = tab[0];
			int id = 0;
			for (int j = 0; j <= i; j++)
			{
				if (temp < tab[j])
				{
					temp = tab[j];
					id = j;
				}
			}
			tab[id] = tab[i];
			tab[i] = temp;
		}

	else if (znak <= 0)
		for (int i = size - 1; i >= 0; i--)
		{
			int temp = tab[0];
			int id = 0;
			for (int j = 0; j <= i; j++)
			{
				if (temp > tab[i])
				{
					temp = tab[i];
					id = j;
				}
			}
			tab[id] = tab[i];
			tab[i] = temp;
		}
}

void receiveAllData(int size, int additional, char* buffer, int bufferSize, SOCKET s)
{
	// zabezpieczenie przed danymi, ktore moga przyjsc w jednej paczce
	int received = additional;

	while (received < size * sizeof(int))
	{
		int res = recv(s, buffer, bufferSize, 0);
		buffer += res;
		received += res;
		bufferSize -= res;

		printf("Skladanie danych, odebrano: %d, w sumie: %d\n", res, received);
	}

	printf("\n");
}

int main()
{
	setlocale(LC_ALL, "polish");
	WSADATA Data;
	WSAStartup(MAKEWORD(2, 2), &Data);
	sockaddr_in Adr;
	//Adr.sin_addr.s_addr = inet_addr("192.168.0.104");
	Adr.sin_addr.s_addr = inet_addr("127.0.0.1");
	Adr.sin_port = htons(7700);
	Adr.sin_family = AF_INET;

	SOCKET s;
	s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	int iResult;
	if (connect(s, (SOCKADDR*)&Adr, sizeof(Adr)) < 0)
	{
		cout << "Blad w polaczeniu do serwera: " << WSAGetLastError();
		_getch();
		shutdown(s, 2);
		closesocket(s);
		WSACleanup();
		return 0;
	}
	char buff[256] = { 0 };
	int len = recv(s, buff, sizeof(buff), 0);

	buff[len] = '\0';
	cout << buff << endl;

	if (buff[0] == '4')
	{
		cout << "Blad w polaczeniu do serwera: " << WSAGetLastError();
		_getch();
		shutdown(s, 2);
		closesocket(s);
		WSACleanup();
		return 0;
	}

	signed char znak;

	do
	{
		send(s, "SORT\r\n", strlen("SORT\r\n"), 0);


		/*char buff[1024];

		int res = recv(s, buff, sizeof(buff), 0);

		signed char size = buff[0];

		int zmienna = abs(size);*/

		//receiveAllData(zmienna, res-1, buff, sizeof(buff) - 1, s);

		char buff[1024];

		int res = recv(s, (char*)&znak, sizeof(znak), 0);

		signed char size = znak;

		int zmienna = abs(size);


		receiveAllData(zmienna, res, buff, sizeof(buff), s);


		printf("Liczba elementow: %d\n", size);

		if (size == 0)
			return false;

		int* liczby = (int*)buff;


		for (int i = 0; i < zmienna; i++)
		{
			printf("%d, ", liczby[i]);

		}

		printf("\nDane po sortowaniu\n");
		sortuj(liczby, zmienna, size);
		wyswietl(liczby, zmienna);

		iResult = send(s, (char*)liczby, sizeof(liczby)*zmienna, 0);
		if (iResult == SOCKET_ERROR) {
			printf("send failed: %d\n", WSAGetLastError());
			closesocket(s);
			WSACleanup();
			return 1;
		}

		_getch();
	} while (true);

	_getch();
	shutdown(s, 2);
	closesocket(s);
	WSACleanup();
	return 0;
}