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2003/01/14 23:41:16+00:00 flatcap.org!flatcap
fix a few endian problems
add a few comment blocks

(Logical change 1.103)
This commit is contained in:
flatcap.org!flatcap 2003-01-19 11:32:24 +00:00
parent 057114848b
commit be23ca327d
1 changed files with 30 additions and 9 deletions
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39
ntfsprogs/ntfsresize.c
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@ -3,6 +3,7 @@
*
* Copyright (c) 2002-2003 Szabolcs Szakacsits
* Copyright (c) 2002-2003 Anton Altaparmakov
* Copyright (c) 2002-2003 Richard Russon
*
* This utility will resize an NTFS volume.
*
@ -351,6 +352,11 @@ void parse_options(int argc, char **argv)
}
}
/**
* runlist_extent_number
*
* Count the runs in a runlist.
*/
int runlist_extent_number(runlist *rl)
{
int i;
@ -394,7 +400,7 @@ void build_lcn_usage_bitmap(ntfs_resize_t *resize)
s64 new_volume_size, inode;
ATTR_RECORD *a;
runlist *rl;
int i, j, runs;
int i, j;//, runs;
a = resize->ctx->attr;
new_volume_size = resize->new_volume_size;
@ -406,7 +412,7 @@ void build_lcn_usage_bitmap(ntfs_resize_t *resize)
if (!(rl = ntfs_mapping_pairs_decompress(vol, a, NULL)))
perr_exit("ntfs_decompress_mapping_pairs");
runs = runlist_extent_number(rl);
//runs = runlist_extent_number(rl);
for (i = 0; rl[i].length; i++) {
s64 lcn = rl[i].lcn;
@ -418,8 +424,8 @@ void build_lcn_usage_bitmap(ntfs_resize_t *resize)
/* FIXME: ntfs_mapping_pairs_decompress should return error */
if (lcn < 0 || lcn_length <= 0)
err_exit("Corrupt runlist in inode %lld attr %x LCN "
"%llx length %llx\n", inode, a->type, lcn,
lcn_length);
"%llx length %llx\n", inode,
le32_to_cpu (a->type), lcn, lcn_length);
for (j = 0; j < lcn_length; j++) {
u64 k = (u64)lcn + j;
@ -745,7 +751,8 @@ void truncate_badclust_bad_attr(ATTR_RECORD *a, s64 nr_clusters)
if ((mp_size = ntfs_get_size_for_mapping_pairs(vol, rl_bad)) == -1)
perr_exit("ntfs_get_size_for_mapping_pairs");
if (mp_size > a->length - a->mapping_pairs_offset)
if (mp_size > le32_to_cpu (a->length) -
le16_to_cpu (a->mapping_pairs_offset))
err_exit("Enlarging attribute header isn't supported yet.\n");
if (!(mp = (char *)calloc(1, mp_size)))
@ -754,7 +761,7 @@ void truncate_badclust_bad_attr(ATTR_RECORD *a, s64 nr_clusters)
if (ntfs_mapping_pairs_build(vol, mp, mp_size, rl_bad))
perr_exit("ntfs_mapping_pairs_build");
memcpy((char *)a + a->mapping_pairs_offset, mp, mp_size);
memcpy((char *)a + le16_to_cpu (a->mapping_pairs_offset), mp, mp_size);
a->highest_vcn = cpu_to_le64(nr_clusters - 1LL);
a->allocated_size = cpu_to_le64(nr_clusters * vol->cluster_size);
a->data_size = cpu_to_le64(nr_clusters * vol->cluster_size);
@ -808,6 +815,12 @@ void shrink_bitmap_data_attr(runlist **rlist, s64 nr_bm_clusters, s64 new_size)
}
}
/**
* enlarge_bitmap_data_attr
*
* Enlarge the metadata file $Bitmap. It must be large enough for one bit per
* cluster of the shrunken volume. Also it must be a of 8 bytes in size.
*/
void enlarge_bitmap_data_attr(runlist **rlist, s64 nr_bm_clusters, s64 new_size)
{
runlist *rl = *rlist;
@ -841,7 +854,9 @@ void enlarge_bitmap_data_attr(runlist **rlist, s64 nr_bm_clusters, s64 new_size)
rl_set(rl + 1, nr_bm_clusters, -1LL, 0LL);
}
/**
* truncate_bitmap_data_attr
*/
void truncate_bitmap_data_attr(ATTR_RECORD *a, s64 nr_clusters)
{
runlist *rl;
@ -879,7 +894,8 @@ void truncate_bitmap_data_attr(ATTR_RECORD *a, s64 nr_clusters)
if ((mp_size = ntfs_get_size_for_mapping_pairs(vol, rl)) == -1)
perr_exit("ntfs_get_size_for_mapping_pairs");
if (mp_size > a->length - a->mapping_pairs_offset)
if (mp_size > le32_to_cpu (a->length) -
le16_to_cpu (a->mapping_pairs_offset))
err_exit("Enlarging attribute header isn't supported yet.\n");
if (!(mp = (char *)calloc(1, mp_size)))
@ -888,7 +904,7 @@ void truncate_bitmap_data_attr(ATTR_RECORD *a, s64 nr_clusters)
if (ntfs_mapping_pairs_build(vol, mp, mp_size, rl))
perr_exit("ntfs_mapping_pairs_build");
memcpy((char *)a + a->mapping_pairs_offset, mp, mp_size);
memcpy((char *)a + le16_to_cpu (a->mapping_pairs_offset), mp, mp_size);
a->highest_vcn = cpu_to_le64(nr_bm_clusters - 1LL);
a->allocated_size = cpu_to_le64(nr_bm_clusters * vol->cluster_size);
a->data_size = cpu_to_le64(bm_bsize);
@ -1065,6 +1081,11 @@ void print_volume_size(char *str, s64 bytes)
str, bytes, rounded_up_division(bytes, NTFS_MBYTE));
}
/**
* print_disk_usage
*
* Display the amount of disk space in use.
*/
void print_disk_usage(ntfs_resize_t *resize)
{
s64 total, used, free, relocations;