summaryrefslogtreecommitdiffstats
path: root/minzip
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--minzip/SysUtil.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/minzip/SysUtil.c b/minzip/SysUtil.c
index e7dd17b51..de47edfd9 100644
--- a/minzip/SysUtil.c
+++ b/minzip/SysUtil.c
@@ -8,6 +8,7 @@
#include <fcntl.h>
#include <limits.h>
#include <stdbool.h>
+#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -118,13 +119,13 @@ static int sysMapBlockFile(FILE* mapf, MemMapping* pMap)
break;
}
size_t length = (end - start) * blksize;
- if (end <= start || (end - start) > SIZE_MAX / blksize || length > remaining_size) {
- LOGE("unexpected range in block map: %zu %zu\n", start, end);
- success = false;
- break;
+ if (end <= start || ((end - start) > SIZE_MAX / blksize) || length > remaining_size) {
+ LOGE("unexpected range in block map: %zu %zu\n", start, end);
+ success = false;
+ break;
}
- void* addr = mmap64(next, length, PROT_READ, MAP_PRIVATE | MAP_FIXED, fd, ((off64_t)start)*blksize);
+ void* addr = mmap64(next, length, PROT_READ, MAP_PRIVATE | MAP_FIXED, fd, ((off64_t)(start*blksize)));
if (addr == MAP_FAILED) {
LOGE("failed to map block %d: %s\n", i, strerror(errno));
success = false;
@@ -137,14 +138,14 @@ static int sysMapBlockFile(FILE* mapf, MemMapping* pMap)
remaining_size -= length;
}
if (success && remaining_size != 0) {
- LOGE("ranges in block map are invalid: remaining_size = %zu\n", remaining_size);
- success = false;
+ LOGE("ranges in block map are invalid: remaining_size = %zu\n", remaining_size);
+ success = false;
}
if (!success) {
- close(fd);
- munmap(reserve, blocks * blksize);
- free(pMap->ranges);
- return -1;
+ close(fd);
+ munmap(reserve, blocks * blksize);
+ free(pMap->ranges);
+ return -1;
}
close(fd);