3 files changed, 0 insertions, 122 deletions
diff --git a/03_exercise/echo_server/Makefile b/03_exercise/echo_server/Makefile
deleted file mode 100644
index df023d1..0000000
--- a/03_exercise/echo_server/Makefile
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/usr/bin/make
-.SUFFIXES:
-.PHONY: all run clean
-.SILENT: run
-
-TAR = client server
-CFLAGS = -c -Os -Wall -Werror
-
-%.o: %.c
-	$(CC) $(CFLAGS) $^ -o $@
-
-%: %.o
-	$(CC) -o $@ $^
-
-all: $(TAR)
-
-run: all
-	./server&
-	./client
-
-clean:
-	$(RM) $(RMFILES) $(TAR) *.o
diff --git a/03_exercise/echo_server/client.c b/03_exercise/echo_server/client.c
deleted file mode 100644
index a664221..0000000
--- a/03_exercise/echo_server/client.c
+++ /dev/null
@@ -1,47 +0,0 @@
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <unistd.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-
-static inline void die(const char* msg)
-{
-	perror(msg);
-	exit(-1);
-}
-
-int main()
-{
-	struct sockaddr_in addr = {
-		.sin_family = AF_INET,
-		.sin_port = htons(8000),
-		.sin_addr.s_addr = inet_addr("127.0.0.1")
-	};
-	char buf[256];
-	int cfd;
-	
-	if ((cfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
-		die("Couldn't open the socket");
-	
-	if (connect(cfd, (struct sockaddr*) &addr, sizeof(addr)) < 0)
-		die("Couldn't connect to socket");
-	
-	for (int i = 0; i < 5; ++i)
-	{
-		if (write(cfd, "Ping", 4) < 0)
-			die("Couldn't send message");
-		
-		printf("[send] Ping\n");
-		
-		if (read(cfd, buf, sizeof(buf)) < 0)
-			die("Couldn't receive message");
-		
-		printf("[recv] %s\n", buf);
-	}
-	
-	close(cfd);
-	return 0;
-}
diff --git a/03_exercise/echo_server/server.c b/03_exercise/echo_server/server.c
deleted file mode 100644
index 5f647c1..0000000
--- a/03_exercise/echo_server/server.c
+++ /dev/null
@@ -1,53 +0,0 @@
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <unistd.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-
-static inline void die(const char *msg) {
-    perror(msg);
-    exit(-1);
-}
-
-int main() {
-    struct sockaddr_in srv_addr, cli_addr;
-    int                sockopt = 1;
-    socklen_t          sad_sz  = sizeof(struct sockaddr_in);
-    int                sfd, cfd;
-    ssize_t            bytes;
-    char               buf[256];
-
-    srv_addr.sin_family      = AF_INET;
-    srv_addr.sin_port        = htons(8000);
-    srv_addr.sin_addr.s_addr = INADDR_ANY;
-
-    if ((sfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
-        die("Couldn't open the socket");
-
-    setsockopt(sfd, SOL_SOCKET, SO_REUSEADDR, (char *) &sockopt, sizeof(sockopt));
-
-    if (bind(sfd, (struct sockaddr *) &srv_addr, sad_sz) < 0)
-        die("Couldn't bind socket");
-
-    if (listen(sfd, 1) < 0)
-        die("Couldn't listen to the socket");
-
-    cfd = accept(sfd, (struct sockaddr *) &cli_addr, &sad_sz);
-    if (cfd < 0)
-        die("Couldn't accept incoming connection");
-
-    while ((bytes = read(cfd, buf, sizeof(buf))) != 0) {
-        if (bytes < 0)
-            die("Couldn't receive message");
-
-        if (write(cfd, buf, bytes) < 0)
-            die("Couldn't send message");
-    }
-
-    close(cfd);
-    close(sfd);
-    return 0;
-}