Added Usage section to README

.gitignore

@@ -0,0 +1,2 @@
+proxy
+easysock.o

Makefile

@@ -0,0 +1,5 @@
+CC=gcc
+main: main.c easysock.c
+	$(CC) main.c easysock.c -o proxy
+allwarn: main.c easysock.c
+	$(CC) -Wall main.c easysock.c -o proxy

README.md

@@ -7,3 +7,6 @@ It is written in C, and has a small file size and memory footprint.
 
 ## Installation
 TODO
+
+## Usage
+	./proxy <local-address> <local-port> <remote-address> <remote-port>

main.c

@@ -3,6 +3,7 @@
 #include <unistd.h>
 #include <stdlib.h>
 #include "easysock.h"
+
 void forward_data(int from_fd, int to_fd) {
 	int n = 0;
         char* buffer = malloc(3000*sizeof(char));
@@ -11,20 +12,32 @@ void forward_data(int from_fd, int to_fd) {
 	}
 }
 
-int main() {
+int main(int argc,char* argv[]) {
+
+/* argv[1] = local address
+   argv[2] = local port
+   argv[3] = remote address
+   argv[4] = remote port */
+
+	char* local_addr = argv[1];
+	int local_port = strtol(argv[2],NULL,10);
+	char* remote_addr = argv[3];
+	int remote_port = strtol(argv[4],NULL,10);
 
 	int preferred_network = 4;
 	char preferred_transport = 'T';
 	struct sockaddr addr_struct;
-	int server_sock = create_local(preferred_network,preferred_transport,"127.0.0.1",3000,&addr_struct);
+	int server_sock = create_local(preferred_network,preferred_transport,local_addr,local_port,&addr_struct);
 	int addrlen = sizeof(addr_struct);
 
 	listen(server_sock,50);  /* Arbitrary number, change later */
 
+	printf("Listening on %s:%d\n",local_addr,local_port);
 	while (1) {
 	int from_client = accept(server_sock,&addr_struct,(socklen_t *)&addrlen);	
-	int to_server = create_remote(preferred_network,preferred_transport,"127.0.0.1",5000);
+	int to_server = create_remote(preferred_network,preferred_transport,remote_addr,remote_port);
 
+	printf("Connection established to %s:%d\n",remote_addr,remote_port);
 	if (fork() == 0) {
 
 	/* fork returns 0 for a child, so we're in the child's execution