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authorStefan Hajnoczi <stefanha@redhat.com>2014-03-26 13:05:59 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2014-04-01 15:22:35 +0200
commit686d7148ec23402a172628c800022b3a95a022c9 (patch)
tree1852a2c78ece18bda9a602a652f5ccbda300c15d /block
parentc165f7758009a4f793c1fc19ebb69cf55313450b (diff)
dmg: use uint64_t consistently for sectors and lengths
The DMG metadata is stored as uint64_t, so use the same type for sector_num. int was a particularly poor choice since it is only 32-bit and would truncate large values. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/dmg.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/block/dmg.c b/block/dmg.c
index ad253fe1ed..be0ee3306e 100644
--- a/block/dmg.c
+++ b/block/dmg.c
@@ -281,7 +281,7 @@ fail:
}
static inline int is_sector_in_chunk(BDRVDMGState* s,
- uint32_t chunk_num, int sector_num)
+ uint32_t chunk_num, uint64_t sector_num)
{
if (chunk_num >= s->n_chunks || s->sectors[chunk_num] > sector_num ||
s->sectors[chunk_num] + s->sectorcounts[chunk_num] <= sector_num) {
@@ -291,7 +291,7 @@ static inline int is_sector_in_chunk(BDRVDMGState* s,
}
}
-static inline uint32_t search_chunk(BDRVDMGState *s, int sector_num)
+static inline uint32_t search_chunk(BDRVDMGState *s, uint64_t sector_num)
{
/* binary search */
uint32_t chunk1 = 0, chunk2 = s->n_chunks, chunk3;
@@ -308,7 +308,7 @@ static inline uint32_t search_chunk(BDRVDMGState *s, int sector_num)
return s->n_chunks; /* error */
}
-static inline int dmg_read_chunk(BlockDriverState *bs, int sector_num)
+static inline int dmg_read_chunk(BlockDriverState *bs, uint64_t sector_num)
{
BDRVDMGState *s = bs->opaque;