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ntfs-3g
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Compare attribute headers as well. This nicely shows now that compression 

and allocation sizes aren't set correctly for sparse files in libntfs.
edge.strict_endians
szaka 2006-02-19 12:50:54 +00:00
parent 2fa889ff26
commit d533c39e36
1 changed files with 26 additions and 1 deletions
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27
ntfsprogs/ntfscmp.c
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@ -1,8 +1,8 @@
/**
* ntfscmp - compare two NTFS volumes.
*
* Copyright (c) 2005-2006 Szabolcs Szakacsits
* Copyright (c) 2005 Anton Altaparmakov
* Copyright (c) 2005 Szabolcs Szakacsits
*
* This utility is part of the Linux-NTFS project.
*/
@ -520,6 +520,26 @@ static void cmp_attribute_data(ntfs_attr *na1, ntfs_attr *na2)
exit(1);
}
static int cmp_attribute_header(ATTR_RECORD *a1, ATTR_RECORD *a2)
{
int header_size = offsetof(ATTR_RECORD, resident_end);
if (a1->non_resident != a2->non_resident)
return 1;
if (a1->non_resident) {
if (a1->compression_unit != a2->compression_unit)
return 1;
header_size = offsetof(ATTR_RECORD, non_resident_end);
if (a1->compression_unit)
header_size = offsetof(ATTR_RECORD, compressed_end);
}
return memcmp(a1, a2, header_size);
}
static void cmp_attribute(ntfs_attr_search_ctx *ctx1,
ntfs_attr_search_ctx *ctx2)
{
@ -527,6 +547,11 @@ static void cmp_attribute(ntfs_attr_search_ctx *ctx1,
ATTR_RECORD *a2 = ctx2->attr;
ntfs_attr *na1, *na2;
if (cmp_attribute_header(a1, a2)) {
print_ctx(ctx1);
printf("header: DIFFER\n");
}
na1 = ntfs_attr_open(base_inode(ctx1), a1->type, GET_ATTR_NAME(a1));
na2 = ntfs_attr_open(base_inode(ctx2), a2->type, GET_ATTR_NAME(a2));