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/*
usbmuxd - iPhone/iPod Touch USB multiplex server daemon
Copyright (C) 2009 Hector Martin "marcan" <hector@marcansoft.com>
This program 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 or version 3.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <string.h>
#include "utils.h"
#include "log.h"
void fdlist_create(struct fdlist *list)
{
list->count = 0;
list->capacity = 4;
list->owners = malloc(sizeof(*list->owners) * list->capacity);
list->fds = malloc(sizeof(*list->fds) * list->capacity);
}
void fdlist_add(struct fdlist *list, enum fdowner owner, int fd, short events)
{
if(list->count == list->capacity) {
list->capacity *= 2;
list->owners = realloc(list->owners, sizeof(*list->owners) * list->capacity);
list->fds = realloc(list->fds, sizeof(*list->fds) * list->capacity);
}
list->owners[list->count] = owner;
list->fds[list->count].fd = fd;
list->fds[list->count].events = events;
list->fds[list->count].revents = 0;
list->count++;
}
void fdlist_free(struct fdlist *list)
{
list->count = 0;
list->capacity = 0;
free(list->owners);
list->owners = NULL;
free(list->fds);
list->fds = NULL;
}
void collection_init(struct collection *col)
{
col->list = malloc(sizeof(void *));
memset(col->list, 0, sizeof(void *));
col->capacity = 1;
}
void collection_free(struct collection *col)
{
free(col->list);
col->list = NULL;
col->capacity = 0;
}
void collection_add(struct collection *col, void *element)
{
int i;
for(i=0; i<col->capacity; i++) {
if(!col->list[i]) {
col->list[i] = element;
return;
}
}
col->list = realloc(col->list, sizeof(void*) * col->capacity * 2);
memset(&col->list[col->capacity], 0, sizeof(void *) * col->capacity);
col->list[col->capacity] = element;
col->capacity *= 2;
}
void collection_remove(struct collection *col, void *element)
{
int i;
for(i=0; i<col->capacity; i++) {
if(col->list[i] == element) {
col->list[i] = NULL;
return;
}
}
usbmuxd_log(LL_ERROR, "collection_remove: element %p not present in collection %p (cap %d)", element, col, col->capacity);
}
int collection_count(struct collection *col)
{
int i, cnt = 0;
for(i=0; i<col->capacity; i++) {
if(col->list[i])
cnt++;
}
return cnt;
}
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