added some files

[NextIRCd.git] / src / ircd_auth.c

diff --git a/src/ircd_auth.c b/src/ircd_auth.c
new file mode 100644 (file)
index 0000000..0478f9b
--- /dev/null
+++ b/src/ircd_auth.c
@@ -0,0 +1,84 @@
+/* ircd_auth.c - NextIRCd
+ * Copyright (C) 2012-2013  Philipp Kreil (pk910)
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License 
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. 
+ */
+#include "struct_auth.h"
+#include "struct_connection.h"
+#include "ircd_client.h"
+#include "IOHandler/IOSockets.h"
+#include "IOHandler/IODNSLookup.h"
+#include "version.h"
+
+static IODNS_CALLBACK(auth_dns_callback);
+
+static struct Auth *authlist_first = NULL;
+static struct Auth *authlist_last = NULL;
+
+struct Auth *auth_new(struct Connection *conn) {
+       struct Auth *auth = calloc(1, sizeof(*auth));
+       client_printf(conn, "NOTICE AUTH :*** NextIRCd v%d.%d (%s)", VERSION_NUMBER, patchlevel, revision);
+       
+       auth->conn = conn;
+       time(&auth->startup_time);
+       
+       auth->prev = authlist_last;
+       auth->next = NULL;
+       if(!authlist_last)
+               authlist_first = auth
+       authlist_last = auth;
+       
+       return auth;
+}
+
+void auth_start_dnsreverse(struct Auth *auth) {
+       client_printf(auth->conn, "NOTICE AUTH :*** Looking up your hostname");
+       
+       struct IODNSAddress *sockaddr;
+       sockaddr = iosocket_get_remote_addr(auth->conn->socket);
+       if(sockaddr) {
+               auth->dnslookup = iodns_getnameinfo(sockaddr->address, sockaddr->addresslen, auth_dns_callback, auth);
+       } else {
+               // critical error!
+       }
+}
+
+static IODNS_CALLBACK(auth_dns_callback) {
+       struct Auth *auth = event->query->data;
+       struct IODNSResult *dnsresult = event->result;
+       
+       if(event->type == IODNSEVENT_SUCCESS) {
+               strncpy(auth->host, dnsresult->result.host, HOSTLEN);
+               client_printf(auth->conn, "NOTICE AUTH :*** Found your hostname (%s)", auth->host);
+       } else {
+               struct IODNSAddress *sockaddr = iosocket_get_remote_addr(auth->conn->socket);
+               if(sockaddr->addresslen == sizeof(struct sockaddr_in)) {
+                       //ipv4
+                       inet_ntop(AF_INET, (void *)(&((struct sockaddr_in *)sockaddr->address)->sin_addr), auth->host, HOSTLEN);
+               } else {
+                       //ipv6
+                       inet_ntop(AF_INET6, (void *)(&((struct sockaddr_in6 *)sockaddr->address)->sin6_addr), auth->host, HOSTLEN);
+               }
+               client_printf(auth->conn, "NOTICE AUTH :*** Couldn't look up your hostname. Using your IP instead (%s)", auth->host);
+       }
+       if(dnsresult)
+               iodns_free_result(dnsresult);
+       
+       auth_try_finish(auth);
+}
+
+
+void auth_try_finish(struct Auth *auth) {
+
+}