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-rw-r--r--include/qemu/range.h79
1 files changed, 22 insertions, 57 deletions
diff --git a/include/qemu/range.h b/include/qemu/range.h
index c903eb574a..c10d56a2c6 100644
--- a/include/qemu/range.h
+++ b/include/qemu/range.h
@@ -1,3 +1,23 @@
+/*
+ * QEMU 64-bit address ranges
+ *
+ * Copyright (c) 2015-2016 Red Hat, Inc.
+ *
+ * This library 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 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
#ifndef QEMU_RANGE_H
#define QEMU_RANGE_H
@@ -59,63 +79,8 @@ static inline int ranges_overlap(uint64_t first1, uint64_t len1,
return !(last2 < first1 || last1 < first2);
}
-/* 0,1 can merge with 1,2 but don't overlap */
-static inline bool ranges_can_merge(Range *range1, Range *range2)
-{
- return !(range1->end < range2->begin || range2->end < range1->begin);
-}
-
-static inline int range_merge(Range *range1, Range *range2)
-{
- if (ranges_can_merge(range1, range2)) {
- if (range1->end < range2->end) {
- range1->end = range2->end;
- }
- if (range1->begin > range2->begin) {
- range1->begin = range2->begin;
- }
- return 0;
- }
-
- return -1;
-}
-
-static inline GList *g_list_insert_sorted_merged(GList *list,
- gpointer data,
- GCompareFunc func)
-{
- GList *l, *next = NULL;
- Range *r, *nextr;
-
- if (!list) {
- list = g_list_insert_sorted(list, data, func);
- return list;
- }
-
- nextr = data;
- l = list;
- while (l && l != next && nextr) {
- r = l->data;
- if (ranges_can_merge(r, nextr)) {
- range_merge(r, nextr);
- l = g_list_remove_link(l, next);
- next = g_list_next(l);
- if (next) {
- nextr = next->data;
- } else {
- nextr = NULL;
- }
- } else {
- l = g_list_next(l);
- }
- }
-
- if (!l) {
- list = g_list_insert_sorted(list, data, func);
- }
-
- return list;
-}
+GList *g_list_insert_sorted_merged(GList *list, gpointer data,
+ GCompareFunc func);
static inline gint range_compare(gconstpointer a, gconstpointer b)
{