From e40eedd621354cb0f634f50a559b7bca1fc11123 Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Sat, 6 Apr 2013 14:35:10 +0200
Subject: [PATCH] Open a server socket, and listen on it.

---
 cubemap.cpp | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 67 insertions(+), 2 deletions(-)

diff --git a/cubemap.cpp b/cubemap.cpp
index 2bccac3..b02121d 100644
--- a/cubemap.cpp
+++ b/cubemap.cpp
@@ -5,6 +5,9 @@
 #include <arpa/inet.h>
 #include <curl/curl.h>
 #include <sys/socket.h>
+#include <pthread.h>
+#include <sys/types.h>
+#include <errno.h>
 #include <vector>
 #include <string>
 #include <map>
@@ -162,12 +165,74 @@ size_t curl_callback(char *ptr, size_t size, size_t nmemb, void *userdata)
 	return bytes;
 }
 
+int create_server_socket(int port)
+{
+	int server_sock = socket(PF_INET6, SOCK_STREAM, IPPROTO_TCP);
+	if (server_sock == -1) {
+		perror("socket");
+		exit(1);
+	}
+
+	// We want dual-stack sockets. (Sorry, OpenBSD and Windows XP...)
+	int zero = 0;
+	if (setsockopt(server_sock, IPPROTO_IPV6, IPV6_V6ONLY, &zero, sizeof(zero)) == -1) {
+		perror("setsockopt(IPV6_V6ONLY)");
+		exit(1);
+	}
+
+	sockaddr_in6 addr;
+	memset(&addr, 0, sizeof(addr));
+	addr.sin6_family = AF_INET6;
+	addr.sin6_port = htons(port);
+
+	if (bind(server_sock, reinterpret_cast<sockaddr *>(&addr), sizeof(addr)) == -1) {
+		perror("bind");
+		exit(1);
+	}
+
+	if (listen(server_sock, 128) == -1) {
+		perror("listen");
+		exit(1);
+	}
+
+	return server_sock;
+}
+
+void *acceptor_thread_run(void *arg)
+{
+	int server_sock = int(intptr_t(arg));
+	for ( ;; ) {
+		sockaddr_in6 addr;
+		socklen_t addrlen = sizeof(addr);
+
+		int sock = accept(server_sock, reinterpret_cast<sockaddr *>(&addr), &addrlen);
+		if (sock == -1 && errno == EINTR) {
+			continue;
+		}
+		if (sock == -1) {
+			perror("accept");
+			exit(1);
+		}
+
+		printf("got a socket yaaaay\n");
+	}
+}
+
 int main(int argc, char **argv)
 {
+	for (int i = 0; i < NUM_SERVERS; ++i) {
+		Server *s = new Server;
+		//s->run();
+	}
+
+	int server_sock = create_server_socket(PORT);
+
+	pthread_t acceptor_thread;
+	pthread_create(&acceptor_thread, NULL, acceptor_thread_run, reinterpret_cast<void *>(server_sock));
+
 	Input input;
 	CURL *curl = curl_easy_init();
-	curl_easy_setopt(curl, CURLOPT_URL, "http://gruessi.zrh.sesse.net:4013/");
-	// curl_easy_setopt(curl, CURLOPT_URL, "http://www.google.com/");
+	curl_easy_setopt(curl, CURLOPT_URL, STREAM_URL);
 	curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curl_callback);
 	curl_easy_setopt(curl, CURLOPT_WRITEDATA, &input);
 	curl_easy_perform(curl);
-- 
2.39.2