add comments to possibly non-obvious code

This commit is contained in:
leitner 2006-04-17 06:04:17 +00:00
parent a1215d9f0a
commit 59e2897cf6

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@ -12,8 +12,8 @@ int range_arrayinbuf(const void* buf1,size_t len,
alen=x; alen=x;
} else { } else {
unsigned long long t=(unsigned long long)elements*membersize; unsigned long long t=(unsigned long long)elements*membersize;
alen=t; alen=t; /* this strips the upper 32 bits of t */
if (alen!=t) return 0; if (alen!=t) return 0; /* if that changes something, we overflowed */
} }
return range_bufinbuf(buf1,len,arraystart,alen); return range_bufinbuf(buf1,len,arraystart,alen);
} }