src/ioset.h

   1 /* ioset.h - srvx event loop
   2  * Copyright 2002-2003 srvx Development Team
   3  *
   4  * This file is part of x3.
   5  *
   6  * x3 is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with srvx; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  19  */
  20
  21 #if !defined(IOSET_H)
  22 #define IOSET_H
  23
  24 /* Forward declare, since ioset_connect() takes a sockaddr argument. */
  25 struct sockaddr;
  26
  27 struct ioq {
  28     char *buf;
  29     unsigned int size, get, put;
  30 };
  31
  32 struct io_fd {
  33     int fd;
  34     void *data;
  35     unsigned int connected : 1;
  36     unsigned int wants_reads : 1;
  37     unsigned int line_reads : 1;
  38     unsigned int eof : 1;
  39     int line_len;
  40     struct ioq send;
  41     struct ioq recv;
  42     void (*connect_cb)(struct io_fd *fd, int error);
  43     void (*readable_cb)(struct io_fd *fd);
  44     void (*destroy_cb)(struct io_fd *fd);
  45 };
  46
  47 extern int do_write_dbs;
  48 extern int do_reopen;
  49
  50 struct io_fd *ioset_add(int fd);
  51 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));
  52 void ioset_run(void);
  53 void ioset_write(struct io_fd *fd, const char *buf, unsigned int nbw);
  54 int ioset_line_read(struct io_fd *fd, char *buf, int maxlen);
  55 void ioset_close(int fd, int os_close);
  56 void ioset_cleanup(void);
  57 void ioset_set_time(unsigned long new_now);
  58
  59 #endif /* !defined(IOSET_H) */