1 /* IOEngine.h - IOMultiplexer
2 * Copyright (C) 2012 Philipp Kreil (pk910)
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 #include "IOHandler.h"
23 #ifdef PTHREAD_MUTEX_RECURSIVE_NP
24 #define PTHREAD_MUTEX_RECURSIVE_VAL PTHREAD_MUTEX_RECURSIVE_NP
26 #define PTHREAD_MUTEX_RECURSIVE_VAL PTHREAD_MUTEX_RECURSIVE
28 #define IOTHREAD_MUTEX_INIT(var) { \
29 pthread_mutexattr_t mutex_attr; \
30 pthread_mutexattr_init(&mutex_attr);\
31 pthread_mutexattr_settype(&mutex_attr, PTHREAD_MUTEX_RECURSIVE_VAL);\
32 pthread_mutex_init(&var, &mutex_attr); \
34 #define IOSYNCHRONIZE(var) pthread_mutex_lock(&var)
35 #define IODESYNCHRONIZE(var) pthread_mutex_unlock(&var)
37 #define IOTHREAD_MUTEX_INIT(var)
38 #define IOSYNCHRONIZE(var)
39 #define IODESYNCHRONIZE(var)
47 #define timeval_is_bigger(x,y) ((x->tv_sec > y->tv_sec) || (x->tv_sec == y->tv_sec && x->tv_usec > y->tv_usec))
48 #define timeval_is_smaler(x,y) ((x->tv_sec < y->tv_sec) || (x->tv_sec == y->tv_sec && x->tv_usec < y->tv_usec))
50 extern struct IODescriptor *first_descriptor;
51 extern struct IODescriptor *timer_priority;
56 void (*add)(struct IODescriptor *iofd);
57 void (*remove)(struct IODescriptor *iofd);
58 void (*update)(struct IODescriptor *iofd);
59 void (*loop)(struct timeval *timeout);
60 void (*cleanup)(void);
63 #define iohandler_wants_writes(IOFD) ((IOFD->writebuf.bufpos && !IOFD->ssl_hs_read) || IOFD->state == IO_CONNECTING || IOFD->ssl_hs_write)
65 void iohandler_log(enum IOLogType type, char *text, ...);
66 void iohandler_events(struct IODescriptor *iofd, int readable, int writeable);
67 char *iohandler_iotype_name(enum IOType type);
68 char *iohandler_iostatus_name(enum IOStatus status);
69 char *iohandler_ioeventtype_name(enum IOEventType type);