From 8bd3b26a870ee17a687c54e5e7b6d4c1c7bf808a Mon Sep 17 00:00:00 2001
From: Mart Lubbers <mart@martlubbers.net>
Date: Sun, 11 Dec 2016 20:28:18 +0100
Subject: [PATCH] tcp toegevoegd

---
 int/int.c | 44 +++++++++++++++++++++++++++++++++++---------
 1 file changed, 35 insertions(+), 9 deletions(-)

diff --git a/int/int.c b/int/int.c
index fd54153..a2dd745 100644
--- a/int/int.c
+++ b/int/int.c
@@ -1,10 +1,14 @@
-#include <stdio.h>
+#include <netdb.h>
+#include <netinet/in.h>
+#include <signal.h>
 #include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
 #include <stdlib.h>
-#include <signal.h>
 #include <string.h>
+#include <sys/socket.h>
+#include <sys/types.h>
 #include <unistd.h>
-#include <stdint.h>
 
 #include "mTaskSymbols.h"
 
@@ -25,6 +29,8 @@
 
 char tasks[MAXTASKS][MAXTASKSIZE] = {0};
 bool tasks_used[MAXTASKS] = {0};
+int sock_fd = -1;
+int fd = -1;
 
 void killHandler(int i)
 {
@@ -190,14 +196,32 @@ void run_task(char *program)
 	}
 }
 
+void open_filedescriptors()
+{
+	struct sockaddr_in sa;
+
+	bzero((char *) &sa, sizeof(sa));
+	sa.sin_family = AF_INET;
+	sa.sin_addr.s_addr = INADDR_ANY;
+	sa.sin_port = htons(8124);
+
+	if((sock_fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
+		pdie("socket");
+	if(bind(sock_fd, (struct sockaddr*)&sa, sizeof(sa)) == -1)
+		pdie("bind\n");
+	if(listen(sock_fd, 10) == -1)
+		pdie("bind\n");
+
+	printf("Listinging on 8123\n");
+	fflush(stdout);
+	if((fd = accept(sock_fd, (struct sockaddr*)NULL, NULL)) == -1)
+		pdie("accept");
+}
+
 int main(void)
 {
-	int fd_in, fd_out;
 	int ct;
 
-	fd_in = fileno(stdin);
-	fd_out = fileno(stdout);
-
 	//Register signal handler
 	if(signal(SIGINT, killHandler) == SIG_ERR){
 		die("Couldn't register signal handler...\n");
@@ -206,10 +230,12 @@ int main(void)
 		die("Couldn't register signal handler...\n");
 	}
 
+	open_filedescriptors();
+
 	while(true){
 		//Check for new tasks
-		if(input_available(fd_in)){
-			read_message(fd_in, fd_out);
+		if(input_available(fd)){
+			read_message(fd, fd);
 		}
 		//Run tasks
 		for(ct = 0; ct<MAXTASKS; ct++){
-- 
2.20.1