X-Git-Url: https://git.realraum.at/?a=blobdiff_plain;ds=sidebyside;f=door_daemon%2Fclient_list.c;fp=door_daemon%2Fclient_list.c;h=01652c65138177743be186c2274c9070d074a826;hb=45239ca054a5e5a18c159f5cd19806061104dc5b;hp=0000000000000000000000000000000000000000;hpb=a3b81ec5089fbd974fff0f711c093c2033b1615a;p=svn42.git

diff --git a/door_daemon/client_list.c b/door_daemon/client_list.c
new file mode 100644
index 0000000..01652c6
--- /dev/null
+++ b/door_daemon/client_list.c
@@ -0,0 +1,113 @@
+/*
+ *  door_daemon
+ *
+ *  Copyright (C) 2009 Christian Pointner <equinox@spreadspace.org>
+ *
+ *  This file is part of door_daemon.
+ *
+ *  door_daemon is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 3 as
+ *  published by the Free Software Foundation.
+ *
+ *  door_daemon 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 door_daemon. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+
+#include "client_list.h"
+#include "datatypes.h"
+
+client_t* client_get_last(client_t* first)
+{
+  if(!first) 
+    return NULL;
+
+  while(first->next) {
+    first = first->next;
+  }
+
+  return first;
+}
+
+int client_add(client_t** first, int fd)
+{
+  if(!first)
+    return -1;
+
+  client_t* new_client = malloc(sizeof(client_t));
+  if(!new_client)
+    return -2;
+
+  new_client->fd = fd;
+  new_client->status_listener = 0;
+  new_client->next = NULL;
+
+  if(!(*first)) {
+    *first = new_client;
+    return 0;
+  }
+    
+  client_get_last(*first)->next = new_client;
+
+  return 0;
+}
+
+void client_remove(client_t** first, int fd)
+{
+  if(!first || !(*first)) 
+    return;
+
+  client_t* deletee = *first;
+  if((*first)->fd == fd) {
+    *first = (*first)->next;
+    close(deletee->fd);
+    free(deletee);
+    return;
+  }
+
+  client_t* prev = deletee;
+  deletee = deletee->next;
+  while(deletee) {
+    if(deletee->fd == fd) {
+      prev->next = deletee->next;
+      close(deletee->fd);
+      free(deletee);
+      return;
+    }
+    prev = deletee;
+    deletee = deletee->next;
+  }
+}
+
+client_t* client_find(client_t* first, int fd)
+{
+  if(!first)
+    return NULL;
+  
+  while(first) {
+    if(first->fd == fd)
+      return first;
+
+    first = first->next;
+  }
+  return NULL;
+}
+
+void client_clear(client_t** first)
+{
+  if(!first || !(*first)) 
+    return;
+
+  while(*first) {
+    client_t* deletee = *first;
+    *first = (*first)->next;
+    close(deletee->fd);
+    free(deletee);
+  }
+}