From bd335df6954fe5e9419499820cd082c27de111f1 Mon Sep 17 00:00:00 2001
From: Hector Martin
Date: Tue, 5 May 2009 00:38:06 +0200
Subject: Move usbmuxd to its own folder

---
 usbmuxd/utils.c | 110 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 usbmuxd/utils.c

(limited to 'usbmuxd/utils.c')

diff --git a/usbmuxd/utils.c b/usbmuxd/utils.c
new file mode 100644
index 0000000..1ffa04a
--- /dev/null
+++ b/usbmuxd/utils.c
@@ -0,0 +1,110 @@
+/*
+	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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