fix possible crash on user deletion

[srvx.git] / src / ioset.h

diff --git a/src/ioset.h b/src/ioset.h
index b422d679297fdc9c49c3c1cb56f76c27ac76cde2..36bb4ae177bcb58d9eefae34225a6b58e14e9cca 100644 (file)
--- a/src/ioset.h
+++ b/src/ioset.h
@@ -1,11 +1,12 @@
 /* ioset.h - srvx event loop
  * Copyright 2002-2003 srvx Development Team
  *
- * This program is free software; you can redistribute it and/or modify
+ * This file is part of srvx.
+ *
+ * srvx 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 2 of the License, or
- * (at your option) any later version.  Important limitations are
- * listed in the COPYING file that accompanies this software.
+ * (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
@@ -13,13 +14,16 @@
  * 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, email srvx-maintainers@srvx.net.
+ * along with srvx; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  */
 
 #if !defined(IOSET_H)
 #define IOSET_H
 
-/* Forward declare, since ioset_connect() takes a sockaddr argument. */
+#include "common.h"
+
+/* Forward declare, since functions take these as arguments. */
 struct sockaddr;
 
 struct ioq {
@@ -30,28 +34,29 @@ struct ioq {
 struct io_fd {
     int fd;
     void *data;
-    unsigned int connected : 1;
-    unsigned int wants_reads : 1;
+    enum { IO_CLOSED, IO_LISTENING, IO_CONNECTING, IO_CONNECTED } state;
     unsigned int line_reads : 1;
-    unsigned int eof : 1;
     int line_len;
     struct ioq send;
     struct ioq recv;
+    void (*accept_cb)(struct io_fd *listener, struct io_fd *new_connect);
     void (*connect_cb)(struct io_fd *fd, int error);
     void (*readable_cb)(struct io_fd *fd);
     void (*destroy_cb)(struct io_fd *fd);
 };
-
-extern int clock_skew;
 extern int do_write_dbs;
 extern int do_reopen;
 
+void ioset_init(void);
 struct io_fd *ioset_add(int fd);
+struct io_fd *ioset_listen(struct sockaddr *local, unsigned int sa_size, void *data, void (*accept_cb)(struct io_fd *listener, struct io_fd *new_connect));
 struct io_fd *ioset_connect(struct sockaddr *local, unsigned int sa_size, const char *hostname, unsigned int port, int blocking, void *data, void (*connect_cb)(struct io_fd *fd, int error));
+void ioset_update(struct io_fd *fd);
 void ioset_run(void);
 void ioset_write(struct io_fd *fd, const char *buf, unsigned int nbw);
+int ioset_printf(struct io_fd *fd, const char *fmt, ...) PRINTF_LIKE(2, 3);
 int ioset_line_read(struct io_fd *fd, char *buf, int maxlen);
-void ioset_close(int fd, int os_close);
+void ioset_close(struct io_fd *fd, int os_close);
 void ioset_cleanup(void);
 void ioset_set_time(unsigned long new_now);