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rl_expand(): make it a bit more readable

edge.strict_endians
szaka 2005-08-03 21:46:35 +00:00
parent 22590fea7e
commit 26bedb9462
1 changed files with 13 additions and 13 deletions
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26
ntfsprogs/ntfsresize.c
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@ -1807,32 +1807,32 @@ static void rl_expand(runlist **rl, const VCN last_vcn)
int len;
runlist *p = *rl;
len = rl_items(p);
if (len <= 1)
len = rl_items(p) - 1;
if (len <= 0)
err_exit("rl_expand: bad runlist length: %d\n", len);
if (p[len - 1].vcn > last_vcn)
if (p[len].vcn > last_vcn)
err_exit("rl_expand: length is already more than requested "
"(%lld > %lld)\n", p[len - 1].vcn, last_vcn);
"(%lld > %lld)\n", p[len].vcn, last_vcn);
if (p[len - 2].lcn == LCN_HOLE) {
if (p[len - 1].lcn == LCN_HOLE) {
p[len - 2].length += last_vcn - p[len - 1].vcn;
p[len - 1].vcn = last_vcn;
p[len - 1].length += last_vcn - p[len].vcn;
p[len].vcn = last_vcn;
} else if (p[len - 2].lcn >= 0) {
} else if (p[len - 1].lcn >= 0) {
p = realloc(*rl, ++len * sizeof(runlist_element));
p = realloc(*rl, (++len + 1) * sizeof(runlist_element));
if (!p)
perr_exit("rl_expand: realloc");
p[len - 2].lcn = LCN_HOLE;
p[len - 2].length = last_vcn - p[len - 2].vcn;
rl_set(p + len - 1, last_vcn, LCN_ENOENT, 0LL);
p[len - 1].lcn = LCN_HOLE;
p[len - 1].length = last_vcn - p[len - 1].vcn;
rl_set(p + len, last_vcn, LCN_ENOENT, 0LL);
*rl = p;
} else
err_exit("rl_expand: bad LCN: %lld\n", p[len - 2].lcn);
err_exit("rl_expand: bad LCN: %lld\n", p[len - 1].lcn);
}
/**