| 1 |
/*
|
| 2 |
* Abstraction API/layer for the various ways PvPGN can inspect sockets state
|
| 3 |
* 2003 (C) dizzy@roedu.net
|
| 4 |
*
|
| 5 |
* Code is based on the ideas found in thttpd project.
|
| 6 |
*
|
| 7 |
* This program is free software; you can redistribute it and/or
|
| 8 |
* modify it under the terms of the GNU General Public License
|
| 9 |
* as published by the Free Software Foundation; either version 2
|
| 10 |
* of the License, or (at your option) any later version.
|
| 11 |
*
|
| 12 |
* This program is distributed in the hope that it will be useful,
|
| 13 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 14 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 15 |
* GNU General Public License for more details.
|
| 16 |
*
|
| 17 |
* You should have received a copy of the GNU General Public License
|
| 18 |
* along with this program; if not, write to the Free Software
|
| 19 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
| 20 |
*/
|
| 21 |
|
| 22 |
#ifndef __FDWATCH_INCLUDED__
|
| 23 |
#define __FDWATCH_INCLUDED__
|
| 24 |
|
| 25 |
#include "common/elist.h"
|
| 26 |
|
| 27 |
typedef enum {
|
| 28 |
fdwatch_type_none = 0,
|
| 29 |
fdwatch_type_read = 1,
|
| 30 |
fdwatch_type_write = 2
|
| 31 |
} t_fdwatch_type;
|
| 32 |
|
| 33 |
typedef int (*fdwatch_handler)(void *data, t_fdwatch_type);
|
| 34 |
|
| 35 |
typedef struct {
|
| 36 |
int fd;
|
| 37 |
int rw;
|
| 38 |
fdwatch_handler hnd;
|
| 39 |
void *data;
|
| 40 |
|
| 41 |
t_elist uselist;
|
| 42 |
t_elist freelist;
|
| 43 |
} t_fdwatch_fd;
|
| 44 |
|
| 45 |
#ifdef FDWATCH_BACKEND
|
| 46 |
typedef int (*t_fdw_cb)(t_fdwatch_fd *cfd, void *data);
|
| 47 |
#endif
|
| 48 |
|
| 49 |
typedef struct {
|
| 50 |
int (*init)(int nfds);
|
| 51 |
int (*close)(void);
|
| 52 |
int (*add_fd)(int idx, t_fdwatch_type rw);
|
| 53 |
int (*del_fd)(int idx);
|
| 54 |
int (*watch)(long timeout_msecs);
|
| 55 |
void (*handle)(void);
|
| 56 |
} t_fdw_backend;
|
| 57 |
|
| 58 |
extern int fdw_maxcons;
|
| 59 |
extern t_fdwatch_fd *fdw_fds;
|
| 60 |
|
| 61 |
#define fdw_idx(ptr) ((ptr) - fdw_fds)
|
| 62 |
#define fdw_fd(ptr) ((ptr)->fd)
|
| 63 |
#define fdw_rw(ptr) ((ptr)->rw)
|
| 64 |
#define fdw_data(ptr) ((ptr)->data)
|
| 65 |
#define fdw_hnd(ptr) ((ptr)->hnd)
|
| 66 |
extern int fdwatch_init(int maxcons);
|
| 67 |
extern int fdwatch_close(void);
|
| 68 |
extern int fdwatch_add_fd(int fd, t_fdwatch_type rw, fdwatch_handler h, void *data);
|
| 69 |
extern int fdwatch_update_fd(int idx, t_fdwatch_type rw);
|
| 70 |
extern int fdwatch_del_fd(int idx);
|
| 71 |
extern int fdwatch(long timeout_msecs);
|
| 72 |
extern void fdwatch_handle(void);
|
| 73 |
#ifdef FDWATCH_BACKEND
|
| 74 |
extern void fdwatch_traverse(t_fdw_cb cb, void *data);
|
| 75 |
#endif
|
| 76 |
|
| 77 |
#endif /* __FDWATCH_INCLUDED__ */
|
Parent Directory
| 
Revision Log