2017 2학기 unix programing 프로젝트, mansik baseball

1. 12147334 임성국
13109306 강태우
13109323 김희라
14125328 설유미
14109364 임정후
16101340 강지훈
2017-2 Unix Programming

2. Contents
1.
Introduction
2.
Program Structure
: server-side
: client-side
3.
Demonstration

3. 1.
Introduction

4. 1. Introduction
GameChatting
main feature

5. Number Baseball ?bulls and cows
Strike
Ball
OUT
When the numbers and seats coincide,
When the numbers are right and the seats are incorrect,
When there's no numbers and no seats
Game Roles
Answer :1543
Your number :4598

6. Number Baseball ?bulls and cows
1S1B
Strike
Ball
OUT
When the numbers and seats coincide,
When the numbers are right and the seats are incorrect,
When there's no numbers and no seats
Game Roles
Answer :1543
Your number :4598 1S1B

7. 2.
Program Structure

8. 2. Program Structure
Flow chart
START main
Leader
board
help
exit
enter game finishchatting
Everyone
is ready
Recode result
If someone
wins

9. 2. Program Structure
임성국
강태우
김희라
설유미
임정후
강지훈
Server, Client
Leader Board
UI, Server
Leader Board
Server, Client
UI, Client
Role

10. clientConnection clientConnectionclientConnection
chatting
baseball
connectconnect
createSocket
main
Server structure
2. Program Structure

11. Server
int main{
…
createSocket();
}
createSocket() {
// initialize server
// error handling
clientSocket = accept(serverSocket, …, …);
//create thread >>> clientConnection()
}

12. Server
int main{
…
createSocket();
}
ClientConnection() {
// chatting
// gameReadyCheck
// baseballgame
}

13. Server
void sendMessage() {
if(flag == 1)
//send code to client
if(flag() == 0)
//send chattong to client
}

14. Server
void *clientConnection() {
//game algorithm
...
writeResult();
}

15. Server
void writeResult() {
//file make and write
..set permission
}

16. if(menu == 1){
…
gameRun();
}
Client : Menu
gameRun() {
// Draw gamescreen
// clearScreen function is system(“clear”);
clearScreen();
drawFunction(“textImage/gameScreen.txt”);
}

17. Client :
drawFunction() {
int c;
FILE *filePointer;
filePointer = fopen(filepath, “r”);
if(filePointer) {
while((c = getc(filePointer)) != EOF)
putchar(c);
fclose(filePointer);
}
Menu – drawFunction()

18. gameRun() {
struct passwd *pw;
//set client name
uid = getuid();
pw = getpwuid(uid);
}
if(menu == 1){
…
gameRun();
}
Client : Chatting

19. gameRun() {
pthread_t receiveThread;
//make receive thread
pthread_create(&receiveThread, NULL, receiveMessage,
(void*)clientSocket);
}
if(menu == 1){
…
gameRun();
}
Client : Chatting

20. Client : Thread – receiveMessage()
receiveMessage() {
// receive message from server.
read(Client, ..,);
// move to chatting position and print
gotoxy(x,y);
printf(“%s”, message);
}

21. gameRun() {
if(key == Enter)
// If input Enter, client send message to server.
write(client, message, BUFSIZE);
if(myReady() == true)
// Draw R in screen.
drawFunction("textImage/gameReadyScreen.txt“);
}
if(menu == 1){
…
gameRun();
}
Client : Chatting

22. gameRun() {
if(getEveroneIsReady() == true) {
// currentMode 1 is chatting mode
// currentMode 2 is game mode
setCurrentMode(2);
...
}
if(menu == 1){
…
gameRun();
}
Client : Game

23. gameRun() {
if(isGameIsEnd() == true) {
// Break while and back to menu.
break;
}
...
}
if(menu == 1){
…
gameRun();
}
Client : Game

24. displayLeaderboard() {
int key;
void (*hand)(int);
//we can exit program with clearScreen.
hand = signal(SIGINT, exitFunction);
if(hand == SIG_ERR) {
perror(“signal1=L);
exit(1);
}
LB_display();
}
Client : Menu
if(menu == 2){
…
displayLeaderboard();
}

25. displayHelp() {
int key;
void (*hand)(int);
//we can exit program with clearScreen.
hand = signal(SIGINT, exitFunction);
if(hand == SIG_ERR) {
perror(“signal1=L);
exit(1);
}
drawFunction(…);
}
Client : Menu
if(menu == 3){
…
displayHelp();
}

26. Leader board :
4, 20, 12/31, player 1, 4, 23, 72, p1
Number of word, count, date, player name
result.txt

27. Typedef struct {
char * item[4];
int count;
}form;
Open function
Read function
Strtok function
Leader board : Parsing Function

28. Leader Board
-
Casting
intChar *
-
Number of matching
-
sort

29. Leader Board
File I/O
Parsing
&
STDOUT
Client

30. Leader Board
Encapsulation & Multithread
pthread_create()
pthread_join()
// wait until thread ends

31. Leader Board
File I/O
Parsing
&
STDOUT
Client
thread thread thread

32. Leader Board
Signal Handle
act.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &act, NULL);
// Ignore SIGPIPE (process excution

33. 4.
Demonstration