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authorLuke Shumaker <lukeshu@lukeshu.com>2017-05-20 17:35:06 -0400
committerLuke Shumaker <lukeshu@lukeshu.com>2017-05-20 17:35:06 -0400
commitf2f1f2472c5efc541bd53f51289ad58a86fa2d41 (patch)
tree42807ddc64ab0672744c716d9f952e5673762b9d /src/libsystemd-basic/include/systemd-basic/bitmap.h
parent3eed542bbc10978aa0b68a39dd3619edf7a7d90b (diff)
./tools/notsd-move
Diffstat (limited to 'src/libsystemd-basic/include/systemd-basic/bitmap.h')
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diff --git a/src/libsystemd-basic/include/systemd-basic/bitmap.h b/src/libsystemd-basic/include/systemd-basic/bitmap.h
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+++ b/src/libsystemd-basic/include/systemd-basic/bitmap.h
@@ -0,0 +1,49 @@
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright 2015 Tom Gundersen
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd 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 Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <stdbool.h>
+
+#include "hashmap.h"
+#include "macro.h"
+
+typedef struct Bitmap Bitmap;
+
+Bitmap *bitmap_new(void);
+Bitmap *bitmap_copy(Bitmap *b);
+int bitmap_ensure_allocated(Bitmap **b);
+void bitmap_free(Bitmap *b);
+
+int bitmap_set(Bitmap *b, unsigned n);
+void bitmap_unset(Bitmap *b, unsigned n);
+bool bitmap_isset(Bitmap *b, unsigned n);
+bool bitmap_isclear(Bitmap *b);
+void bitmap_clear(Bitmap *b);
+
+bool bitmap_iterate(Bitmap *b, Iterator *i, unsigned *n);
+
+bool bitmap_equal(Bitmap *a, Bitmap *b);
+
+#define BITMAP_FOREACH(n, b, i) \
+ for ((i).idx = 0; bitmap_iterate((b), &(i), (unsigned*)&(n)); )
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(Bitmap*, bitmap_free);
+
+#define _cleanup_bitmap_free_ _cleanup_(bitmap_freep)