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Diffstat (limited to 'security/selinux/ss/ebitmap.h')
-rw-r--r--security/selinux/ss/ebitmap.h42
1 files changed, 23 insertions, 19 deletions
diff --git a/security/selinux/ss/ebitmap.h b/security/selinux/ss/ebitmap.h
index e3c807cfad90..02798b35eecc 100644
--- a/security/selinux/ss/ebitmap.h
+++ b/security/selinux/ss/ebitmap.h
@@ -12,23 +12,25 @@
*
* Author : Stephen Smalley, <stephen.smalley.work@gmail.com>
*/
+
#ifndef _SS_EBITMAP_H_
#define _SS_EBITMAP_H_
#include <net/netlabel.h>
#ifdef CONFIG_64BIT
-#define EBITMAP_NODE_SIZE 64
+#define EBITMAP_NODE_SIZE 64
#else
-#define EBITMAP_NODE_SIZE 32
+#define EBITMAP_NODE_SIZE 32
#endif
-#define EBITMAP_UNIT_NUMS ((EBITMAP_NODE_SIZE-sizeof(void *)-sizeof(u32))\
- / sizeof(unsigned long))
-#define EBITMAP_UNIT_SIZE BITS_PER_LONG
-#define EBITMAP_SIZE (EBITMAP_UNIT_NUMS * EBITMAP_UNIT_SIZE)
-#define EBITMAP_BIT 1ULL
-#define EBITMAP_SHIFT_UNIT_SIZE(x) \
+#define EBITMAP_UNIT_NUMS \
+ ((EBITMAP_NODE_SIZE - sizeof(void *) - sizeof(u32)) / \
+ sizeof(unsigned long))
+#define EBITMAP_UNIT_SIZE BITS_PER_LONG
+#define EBITMAP_SIZE (EBITMAP_UNIT_NUMS * EBITMAP_UNIT_SIZE)
+#define EBITMAP_BIT 1ULL
+#define EBITMAP_SHIFT_UNIT_SIZE(x) \
(((x) >> EBITMAP_UNIT_SIZE / 2) >> EBITMAP_UNIT_SIZE / 2)
struct ebitmap_node {
@@ -38,8 +40,8 @@ struct ebitmap_node {
};
struct ebitmap {
- struct ebitmap_node *node; /* first node in the bitmap */
- u32 highbit; /* highest position in the total bitmap */
+ struct ebitmap_node *node; /* first node in the bitmap */
+ u32 highbit; /* highest position in the total bitmap */
};
#define ebitmap_length(e) ((e)->highbit)
@@ -80,9 +82,9 @@ static inline unsigned int ebitmap_next_positive(const struct ebitmap *e,
return ebitmap_length(e);
}
-#define EBITMAP_NODE_INDEX(node, bit) \
+#define EBITMAP_NODE_INDEX(node, bit) \
(((bit) - (node)->startbit) / EBITMAP_UNIT_SIZE)
-#define EBITMAP_NODE_OFFSET(node, bit) \
+#define EBITMAP_NODE_OFFSET(node, bit) \
(((bit) - (node)->startbit) % EBITMAP_UNIT_SIZE)
static inline int ebitmap_node_get_bit(const struct ebitmap_node *n,
@@ -117,15 +119,17 @@ static inline void ebitmap_node_clr_bit(struct ebitmap_node *n,
n->maps[index] &= ~(EBITMAP_BIT << ofs);
}
-#define ebitmap_for_each_positive_bit(e, n, bit) \
- for ((bit) = ebitmap_start_positive(e, &(n)); \
- (bit) < ebitmap_length(e); \
- (bit) = ebitmap_next_positive(e, &(n), bit)) \
+#define ebitmap_for_each_positive_bit(e, n, bit) \
+ for ((bit) = ebitmap_start_positive(e, &(n)); \
+ (bit) < ebitmap_length(e); \
+ (bit) = ebitmap_next_positive(e, &(n), bit))
int ebitmap_cmp(const struct ebitmap *e1, const struct ebitmap *e2);
int ebitmap_cpy(struct ebitmap *dst, const struct ebitmap *src);
-int ebitmap_and(struct ebitmap *dst, const struct ebitmap *e1, const struct ebitmap *e2);
-int ebitmap_contains(const struct ebitmap *e1, const struct ebitmap *e2, u32 last_e2bit);
+int ebitmap_and(struct ebitmap *dst, const struct ebitmap *e1,
+ const struct ebitmap *e2);
+int ebitmap_contains(const struct ebitmap *e1, const struct ebitmap *e2,
+ u32 last_e2bit);
int ebitmap_get_bit(const struct ebitmap *e, unsigned long bit);
int ebitmap_set_bit(struct ebitmap *e, unsigned long bit, int value);
void ebitmap_destroy(struct ebitmap *e);
@@ -151,4 +155,4 @@ static inline int ebitmap_netlbl_import(struct ebitmap *ebmap,
}
#endif
-#endif /* _SS_EBITMAP_H_ */
+#endif /* _SS_EBITMAP_H_ */