From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001
From: Yuval Adam <_@yuv.al>
Date: Wed, 30 Aug 2017 08:25:59 +0000
Subject: Initial file dump from open source release

---
 tools/power/cpupower/utils/helpers/bitmask.h | 33 ++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 tools/power/cpupower/utils/helpers/bitmask.h

(limited to 'tools/power/cpupower/utils/helpers/bitmask.h')

diff --git a/tools/power/cpupower/utils/helpers/bitmask.h b/tools/power/cpupower/utils/helpers/bitmask.h
new file mode 100644
index 00000000..eb289df4
--- /dev/null
+++ b/tools/power/cpupower/utils/helpers/bitmask.h
@@ -0,0 +1,33 @@
+#ifndef __CPUPOWER_BITMASK__
+#define __CPUPOWER_BITMASK__
+
+/* Taken over from libbitmask, a project initiated from sgi:
+ * Url:            http://oss.sgi.com/projects/cpusets/
+ * Unfortunately it's not very widespread, therefore relevant parts are
+ * pasted here.
+ */
+
+struct bitmask {
+	unsigned int size;
+	unsigned long *maskp;
+};
+
+struct bitmask *bitmask_alloc(unsigned int n);
+void bitmask_free(struct bitmask *bmp);
+
+struct bitmask *bitmask_setbit(struct bitmask *bmp, unsigned int i);
+struct bitmask *bitmask_setall(struct bitmask *bmp);
+struct bitmask *bitmask_clearall(struct bitmask *bmp);
+
+unsigned int bitmask_first(const struct bitmask *bmp);
+unsigned int bitmask_next(const struct bitmask *bmp, unsigned int i);
+unsigned int bitmask_last(const struct bitmask *bmp);
+int bitmask_isallclear(const struct bitmask *bmp);
+int bitmask_isbitset(const struct bitmask *bmp, unsigned int i);
+
+int bitmask_parselist(const char *buf, struct bitmask *bmp);
+int bitmask_displaylist(char *buf, int len, const struct bitmask *bmp);
+
+
+
+#endif /*__CPUPOWER_BITMASK__ */
-- 
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