1 /* timeq.c - NeonServ v5.3
2 * Copyright (C) 2011-2012 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/>.
20 static struct timeq_entry *timeq_events;
22 static pthread_mutex_t synchronized;
26 THREAD_MUTEX_INIT(synchronized);
30 SYNCHRONIZE(synchronized);
31 struct timeq_entry *entry, *next;
33 for(entry = timeq_events; entry; entry = next) {
34 if(entry->execute <= now) {
36 if(timeq_events == entry)
38 entry->callback(entry->data);
43 DESYNCHRONIZE(synchronized);
46 struct timeq_entry* timeq_add(int seconds, timeq_callback_t *callback, void *data) {
48 struct timeq_entry *entry = malloc(sizeof(*entry));
51 perror("malloc() failed");
54 SYNCHRONIZE(synchronized);
55 entry->execute = now + seconds;
56 entry->callback = callback;
59 struct timeq_entry *next, *prev = NULL;
60 for(next = timeq_events; next; next = next->next) {
61 if(next->execute >= entry->execute)
67 entry->next = timeq_events;
73 DESYNCHRONIZE(synchronized);
77 struct timeq_entry* timeq_add_name(char *name, int seconds, timeq_callback_t *callback, void *data) {
78 SYNCHRONIZE(synchronized);
79 struct timeq_entry *entry = timeq_add(seconds, callback, data);
80 entry->name = strdup(name);
81 DESYNCHRONIZE(synchronized);
85 int timeq_del(struct timeq_entry* entry) {
86 SYNCHRONIZE(synchronized);
87 struct timeq_entry *centry, *last = NULL;
88 for(centry = timeq_events; centry; centry = centry->next) {
91 last->next = centry->next;
93 timeq_events = centry->next;
97 DESYNCHRONIZE(synchronized);
103 DESYNCHRONIZE(synchronized);
107 int timeq_del_name(char *name) {
108 SYNCHRONIZE(synchronized);
109 struct timeq_entry *centry, *last = NULL;
110 for(centry = timeq_events; centry; centry = centry->next) {
111 if(centry->name && !stricmp(centry->name, name)) {
113 last->next = centry->next;
115 timeq_events = centry->next;
118 DESYNCHRONIZE(synchronized);
124 DESYNCHRONIZE(synchronized);
128 int timeq_name_exists(char *name) {
129 SYNCHRONIZE(synchronized);
130 struct timeq_entry *centry;
131 for(centry = timeq_events; centry; centry = centry->next) {
132 if(centry->name && !stricmp(centry->name, name)) {
133 DESYNCHRONIZE(synchronized);
137 DESYNCHRONIZE(synchronized);