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c.c

@@ -0,0 +1,152 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <string.h>
+#include <unistd.h>
+#include <arpa/inet.h>
+#include <sys/socket.h>
+#include <sys/select.h>
+#include <netinet/in.h>
+#include <pthread.h>
+
+#define BOARD_SIZE 5
+#define BUF_SIZE 100
+
+void* send_msg(void* arg);
+void* recv_msg(void* arg);
+
+void error_handling(char* mse); //���� ���� �˻�
+void game_print(int any);
+
+int turn_count = 0;
+int board[BOARD_SIZE][BOARD_SIZE];
+
+
+int main(int argc, char* argv[])
+{
+	int sock;
+	struct sockaddr_in serv_addr;
+	pthread_t snd_thread, rcv_thread, gam_thread;
+	void* thread_return;
+
+
+
+	//���Ӻ��� ����ũ
+
+	srand(time(NULL)); //�ð��� ���ڷ� �־ ������ ������ ����
+	int check_number[BOARD_SIZE * BOARD_SIZE] = { 0 }; //�ߺ����ſ� �迭
+	for (int i = 0; i < BOARD_SIZE; i++)
+	{
+		for (int j = 0; j < BOARD_SIZE; j++)
+		{
+			while (1)
+			{
+				int temp = rand() % 25; //0~24 ���� �߻�
+
+				if (check_number[temp] == 0) //�ߺ����� �˰�����. 0~24�� ���� �޾ƿ���, ����� ���� �ߺ����ſ� �迭�� ǥ���س��´�.
+				{
+					check_number[temp] = 1;
+					board[i][j] = temp + 1;
+					break;
+				}
+			}
+		}
+	}
+
+
+
+	if (argc != 3) {
+		printf("ip, ��Ʈ��ȣ ������ �Է�");
+		exit(1);
+	}
+
+	sock = socket(PF_INET, SOCK_STREAM, 0);
+
+	memset(&serv_addr, 0, sizeof(serv_addr));
+	serv_addr.sin_family=AF_INET;
+	serv_addr.sin_addr.s_addr = inet_addr(argv[1]);
+	serv_addr.sin_port = htons(atoi(argv[2]));
+
+	if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) == -1)
+		error_handling("connect err");
+
+	pthread_create(&snd_thread, NULL, send_msg, (void*)&sock);
+	pthread_create(&rcv_thread, NULL, recv_msg, (void*)&sock);
+	pthread_join(snd_thread, &thread_return);
+	pthread_join(rcv_thread, &thread_return);
+
+	close(sock);
+	return 0;
+}
+
+void* send_msg(void* arg) {
+	int sock = *((int*)arg);
+	char msg[BUF_SIZE];
+	while (1) {
+		fgets(msg, BUF_SIZE, stdin);
+		if (!strcmp(msg, "q\n")||!strcmp(msg,"Q\n"))
+		{
+			close(sock);
+			exit(0);
+		}
+		sprintf(msg, "%s", msg);
+		write(sock, msg, strlen(msg));
+	}
+	return NULL;
+}
+void* recv_msg(void* arg) {
+	int sock = *((int*)arg);
+	char msg[BUF_SIZE];
+	int str_len;
+	while (1) {
+		str_len = read(sock, msg, BUF_SIZE - 1);
+		if (str_len == -1)
+			return (void*)-1;
+		msg[str_len] = 0;
+		fputs(msg, stdout);
+		game_print(0);
+	}
+	return NULL;
+}
+
+void error_handling(char* msg)
+{
+	fputs(msg, stderr);
+	fputc('\n', stderr);
+	exit(1);
+}
+
+void game_print(int any)
+{
+	int i, j;
+
+	system("clear"); //���� ȿ���� ���� ȭ�� �ʱ�ȭ
+	printf("%c[1;33m", 27); //�͹̳� ���ڻ��� ��������� ����
+
+	printf("@------ Ŭ�� ������ ------@\n");
+	printf("���� �ϼ�: %d\n", turn_count++);
+	printf("+----+----+----+----+----+\n");
+	for (i = 0; i < BOARD_SIZE; i++)
+	{
+		for (j = 0; j < BOARD_SIZE; j++)
+		{
+			if (board[i][j] == 0)
+			{
+				printf("| ");
+				printf("%c[1;31m", 27);
+				printf("%2c ", 88);
+				printf("%c[1;33m", 27);
+			}
+			else
+				printf("| %2d ", board[i][j]);
+		}
+		printf("|\n");
+		printf("+----+----+----+----+----+\n");
+	}
+	printf("%c[0m", 27); //�͹̳� ���ڻ��� ���������� ����
+	if (turn_count != 0)
+	{
+		printf("����: %d\n", 1);
+		printf("������: %d\n", 1);
+	}
+}

s.c

@@ -0,0 +1,115 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+#include <sys/wait.h>
+#include <arpa/inet.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <pthread.h>
+#define BOARD_SIZE 5
+#define BUF_SIZE 100
+#define BACKLOG 3 //������ ť ����
+#define MAX_CLNT 256
+
+//��Ʈ��ũ ����
+void error_handling(char* mse); //���� ���� �˻�
+void* handle_clnt(void* arg);
+void send_msg(char* msg, int len); //send to all
+
+int turn[4]; //���ø����̼� �������� ����
+int clnt_cnt = 0;
+int clnt_socks[MAX_CLNT];
+pthread_mutex_t mutx;
+pthread_t t_id;
+
+
+
+/*
+	turn[0]=�÷��̾� ���ڼ���
+	turn[1]=Ŭ���̾�Ʈ ���� ��
+	turn[2]=���� ���� ��
+	turn[3]=�������Ῡ��(0=������, 1=Ŭ���̾�Ʈ �¸�, 2=���� �¸�, 3=���º�)
+*/
+
+int main(int argc, char* argv[])
+{
+	int serv_sock, clnt_sock;
+	struct sockaddr_in serv_adr, clnt_adr;
+	int clnt_adr_sz;
+	pthread_t t_id;
+	if (argc != 2) {
+		printf("��Ʈ�� �Է��Ͻÿ�.");
+	}
+	pthread_mutex_init(&mutx, NULL);
+	serv_sock = socket(PF_INET, SOCK_STREAM, 0);
+
+	memset(&serv_adr, 0, sizeof(serv_adr)); //����ü ���� �� �ʱ�ȭ
+	serv_adr.sin_family = AF_INET; //IPv4
+	serv_adr.sin_addr.s_addr = htonl(INADDR_ANY); //IP�ּ� �Ҵ�
+	serv_adr.sin_port = htons(atoi(argv[1])); //��Ʈ �Ҵ�
+
+	if (bind(serv_sock, (struct sockaddr*)&serv_adr, sizeof(serv_adr)) == 1) {
+		error_handling("bind() error");
+	}
+	if (listen(serv_sock, 5) == -1) {
+		error_handling("listen() error");
+	}
+	printf("�����ʱ�ȭ,IP,��Ʈ�Ҵ糡, ���Ӵ��");
+	while (1) {
+		clnt_adr_sz = sizeof(clnt_adr);
+		clnt_sock = accept(serv_sock, (struct sockaddr*)&clnt_adr, &clnt_adr_sz);
+
+		pthread_mutex_lock(&mutx);
+		clnt_socks[clnt_cnt++] = clnt_sock;
+		pthread_mutex_unlock(&mutx);
+
+		pthread_create(&t_id, NULL, handle_clnt, (void*)&clnt_sock);
+		pthread_detach(t_id);
+		printf("Connected Clnt IP : %s \n", inet_ntoa(clnt_adr.sin_addr));
+
+		printf("* %s:%d�� �����û\n", inet_ntoa(clnt_adr.sin_addr), ntohs(clnt_adr.sin_port));
+		printf(".\n");
+	}
+	close(serv_sock);
+	return 0;
+}
+
+void error_handling(char* msg)
+{
+	fputs(msg, stderr);
+	fputc('\n', stderr);
+	exit(1);
+}
+
+void* handle_clnt(void* arg) {
+	int clnt_sock = *((int*)arg);
+	int str_len = 0, i;
+	char msg[BUF_SIZE];
+
+	while ((str_len = read(clnt_sock, msg, sizeof(msg))) != 0)
+		send_msg(msg, str_len);
+	pthread_mutex_lock(&mutx);
+	for (i = 0; i < clnt_cnt; i++) //eliminated disconnections
+	{
+		if (clnt_sock == clnt_socks[i])
+		{
+			while (i++ < clnt_cnt - 1)
+				clnt_socks[i] = clnt_socks[i + 1];
+			break;
+		}
+	}
+	clnt_cnt--;
+	pthread_mutex_unlock(&mutx);
+	close(clnt_sock);
+	return NULL;
+}
+void send_msg(char* msg, int len) {
+	int i;
+	pthread_mutex_lock(&mutx);
+	for (i = 0; i < clnt_cnt; i++)
+		write(clnt_socks[i], msg, len);
+	pthread_mutex_unlock(&mutx);
+}