From 262a1bd2129ce248163a1ac2803c843c6f8cba0d Mon Sep 17 00:00:00 2001
From: Nick Krichevsky <nick@ollien.com>
Date: Sat, 8 Sep 2018 17:26:34 -0400
Subject: [PATCH] Add very basic server

---
 server/http_server.c   |  7 +++++++
 server/socket_server.c | 21 +++++++++++++++++++--
 server/socket_server.h |  4 +++-
 3 files changed, 29 insertions(+), 3 deletions(-)

diff --git a/server/http_server.c b/server/http_server.c
index 48469b4..72cff44 100644
--- a/server/http_server.c
+++ b/server/http_server.c
@@ -1,8 +1,11 @@
 #include "http_server.h"
 #include "../common/socket_helper.h"
+#include "socket_server.h"
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/socket.h>
+#include <unistd.h>
 
 int main(int argc, char* argv[]) {
     if (argc != 2) {
@@ -13,4 +16,8 @@ int main(int argc, char* argv[]) {
     if (port_num < MIN_PORT || port_num > MAX_PORT || errno == ERANGE || errno == EINVAL) {
         printf("%s", PORT_ERROR);
     }
+    struct server_info info = setup(port_num);
+    serve_one_request(info.sock_fd);
+    shutdown(info.sock_fd, SHUT_RDWR);
+    close(info.sock_fd);
 }
diff --git a/server/socket_server.c b/server/socket_server.c
index 8757ca6..ffdad4b 100644
--- a/server/socket_server.c
+++ b/server/socket_server.c
@@ -1,8 +1,11 @@
 #include "socket_server.h"
+#include "../common/http_types.h"
+#include "../common/socket_helper.h"
 #include <math.h>
 #include <netdb.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <sys/socket.h>
 #include <unistd.h>
 
@@ -57,8 +60,7 @@ struct server_info setup(int port) {
         return info;
     }
 
-    int listen_result = listen(info.sock_fd, 8);
-    if (listen_result == -1) {
+    int listen_result = listen(info.sock_fd, 8); if (listen_result == -1) {
         close(info.sock_fd);
         info.sock_fd = -1;
         info.status = STATUS_ERROR;
@@ -68,3 +70,18 @@ struct server_info setup(int port) {
 
     return info;
 }
+
+enum socket_read_result serve_one_request(int sock_fd) {
+    int client_fd = accept(sock_fd, NULL, NULL);
+    if (client_fd == -1) {
+        return RESULT_WRITE_ERROR;
+    }
+    struct http_message message = {};
+    get_all_remote_parts(client_fd, TYPE_SERVER, &message);
+    printf("%s\n", message.contents);
+    char *msg = "HTTP/1.1 501 Not Imlemented Yet :(\r\n\r\n";
+    send(client_fd, msg, strlen(msg), 0);
+    shutdown(client_fd, SHUT_RDWR);
+    close(client_fd);
+    return RESULT_OK;
+}
diff --git a/server/socket_server.h b/server/socket_server.h
index adbcbf9..4504c4a 100644
--- a/server/socket_server.h
+++ b/server/socket_server.h
@@ -1,6 +1,8 @@
 #ifndef SOCKET_SERVER
 #define SOCKET_SERVER
 
+#include "../common/socket_helper.h"
+
 #define BACKLOG_SIZE 8;
 
 enum server_status {STATUS_LISTENING, STATUS_CLOSED, STATUS_ERROR};
@@ -10,6 +12,6 @@ struct server_info {
 };
 
 struct server_info setup(int port);
-char *serve(struct server_info *info);
+enum socket_read_result serve_one_request(int sock_fd);
 
 #endif