1 files changed, 22 insertions, 21 deletions

diff --git a/src/basic/bitmap.c b/src/basic/bitmap.c
index 7e47c2d09f..bf9d8d4d7c 100644
--- a/src/basic/bitmap.c
+++ b/src/basic/bitmap.c
@@ -24,7 +24,7 @@
 #include "bitmap.h"
 
 struct Bitmap {
-        long long unsigned *bitmaps;
+        uint64_t *bitmaps;
         size_t n_bitmaps;
         size_t bitmaps_allocated;
 };
@@ -37,9 +37,9 @@ struct Bitmap {
 /* This indicates that we reached the end of the bitmap */
 #define BITMAP_END ((unsigned) -1)
 
-#define BITMAP_NUM_TO_OFFSET(n)           ((n) / (sizeof(long long unsigned) * 8))
-#define BITMAP_NUM_TO_REM(n)              ((n) % (sizeof(long long unsigned) * 8))
-#define BITMAP_OFFSET_TO_NUM(offset, rem) ((offset) * sizeof(long long unsigned) * 8 + (rem))
+#define BITMAP_NUM_TO_OFFSET(n)           ((n) / (sizeof(uint64_t) * 8))
+#define BITMAP_NUM_TO_REM(n)              ((n) % (sizeof(uint64_t) * 8))
+#define BITMAP_OFFSET_TO_NUM(offset, rem) ((offset) * sizeof(uint64_t) * 8 + (rem))
 
 Bitmap *bitmap_new(void) {
         return new0(Bitmap, 1);
@@ -56,6 +56,8 @@ void bitmap_free(Bitmap *b) {
 int bitmap_ensure_allocated(Bitmap **b) {
         Bitmap *a;
 
+        assert(b);
+
         if (*b)
                 return 0;
 
@@ -69,7 +71,7 @@ int bitmap_ensure_allocated(Bitmap **b) {
 }
 
 int bitmap_set(Bitmap *b, unsigned n) {
-        long long unsigned bitmask;
+        uint64_t bitmask;
         unsigned offset;
 
         assert(b);
@@ -87,7 +89,7 @@ int bitmap_set(Bitmap *b, unsigned n) {
                 b->n_bitmaps = offset + 1;
         }
 
-        bitmask = 1ULL << BITMAP_NUM_TO_REM(n);
+        bitmask = UINT64_C(1) << BITMAP_NUM_TO_REM(n);
 
         b->bitmaps[offset] |= bitmask;
 
@@ -95,26 +97,27 @@ int bitmap_set(Bitmap *b, unsigned n) {
 }
 
 void bitmap_unset(Bitmap *b, unsigned n) {
-        long long unsigned bitmask;
+        uint64_t bitmask;
         unsigned offset;
 
-        assert(b);
+        if (!b)
+                return;
 
         offset = BITMAP_NUM_TO_OFFSET(n);
 
         if (offset >= b->n_bitmaps)
                 return;
 
-        bitmask = 1ULL << BITMAP_NUM_TO_REM(n);
+        bitmask = UINT64_C(1) << BITMAP_NUM_TO_REM(n);
 
         b->bitmaps[offset] &= ~bitmask;
 }
 
 bool bitmap_isset(Bitmap *b, unsigned n) {
-        long long unsigned bitmask;
+        uint64_t bitmask;
         unsigned offset;
 
-        if (!b || !b->bitmaps)
+        if (!b)
                 return false;
 
         offset = BITMAP_NUM_TO_OFFSET(n);
@@ -122,7 +125,7 @@ bool bitmap_isset(Bitmap *b, unsigned n) {
         if (offset >= b->n_bitmaps)
                 return false;
 
-        bitmask = 1ULL << BITMAP_NUM_TO_REM(n);
+        bitmask = UINT64_C(1) << BITMAP_NUM_TO_REM(n);
 
         return !!(b->bitmaps[offset] & bitmask);
 }
@@ -133,7 +136,7 @@ bool bitmap_isclear(Bitmap *b) {
         assert(b);
 
         for (i = 0; i < b->n_bitmaps; i++)
-                if (b->bitmaps[i])
+                if (b->bitmaps[i] != 0)
                         return false;
 
         return true;
@@ -146,15 +149,18 @@ void bitmap_clear(Bitmap *b) {
 }
 
 bool bitmap_iterate(Bitmap *b, Iterator *i, unsigned *n) {
-        long long unsigned bitmask;
+        uint64_t bitmask;
         unsigned offset, rem;
 
+        assert(i);
+        assert(n);
+
         if (!b || i->idx == BITMAP_END)
                 return false;
 
         offset = BITMAP_NUM_TO_OFFSET(i->idx);
         rem = BITMAP_NUM_TO_REM(i->idx);
-        bitmask = 1ULL << rem;
+        bitmask = UINT64_C(1) << rem;
 
         for (; offset < b->n_bitmaps; offset ++) {
                 if (b->bitmaps[offset]) {
@@ -178,7 +184,6 @@ bool bitmap_iterate(Bitmap *b, Iterator *i, unsigned *n) {
 }
 
 bool bitmap_equal(Bitmap *a, Bitmap *b) {
-        unsigned i;
 
         if (!a ^ !b)
                 return false;
@@ -189,9 +194,5 @@ bool bitmap_equal(Bitmap *a, Bitmap *b) {
         if (a->n_bitmaps != b->n_bitmaps)
                 return false;
 
-        for (i = 0; i < a->n_bitmaps; i++)
-                if (a->bitmaps[i] != b->bitmaps[i])
-                        return false;
-
-        return true;
+        return memcmp(a->bitmaps, b->bitmaps, sizeof(uint64_t) * a->n_bitmaps) == 0;
 }