Reorganisation

1 files changed, 19 insertions, 0 deletions

diff --git a/src/kernel/lib/bitset.h b/src/kernel/lib/bitset.h
new file mode 100644
index 0000000..fe9e8c2
--- /dev/null
+++ b/src/kernel/lib/bitset.h
@@ -0,0 +1,19 @@
+#ifndef DEF_BITSET_H
+#define DEF_BITSET_H
+
+#include <types.h>
+
+#define INDEX_FROM_BIT(a) (a/(8*4))
+#define OFFSET_FROM_BIT(a) (a%(8*4))
+
+struct bitset {
+	uint32_t *bits;
+	uint32_t size;
+};
+
+void bitset_set(struct bitset* t, uint32_t num);
+void bitset_clear(struct bitset* t, uint32_t num);
+uint32_t bitset_test(struct bitset* t, uint32_t num);
+uint32_t bitset_firstFree(struct bitset* t);
+
+#endif