void file_checksum(char *fname,char *sum,OFF_T size)
{
- OFF_T i;
struct map_struct *buf;
- int fd;
- OFF_T len = size;
+ OFF_T i, len = size;
struct mdfour m;
+ int32 remainder;
+ int fd;
memset(sum,0,MD4_SUM_LENGTH);
* by failing to call mdfour_tail() for block sizes that
* are multiples of 64. This is fixed by calling mdfour_update()
* even when there are no more bytes. */
- if (len - i > 0 || protocol_version >= 27)
- mdfour_update(&m, (uchar *)map_ptr(buf, i, len-i), len-i);
+ remainder = (int32)(len - i);
+ if (remainder > 0 || protocol_version >= 27)
+ mdfour_update(&m, (uchar *)map_ptr(buf, i, remainder), remainder);
mdfour_result(&m, (uchar *)sum);