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fix: catch and deny all junction/reparse point write operations

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szaka 2007-04-10 18:09:27 +00:00
parent 7c23599df4
commit a69de4e713
1 changed files with 12 additions and 0 deletions
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12
libntfs-3g/dir.c
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@ -1045,6 +1045,12 @@ static ntfs_inode *__ntfs_create(ntfs_inode *dir_ni,
errno = EINVAL; errno = EINVAL;
return NULL; return NULL;
} }
if (dir_ni->flags & FILE_ATTR_REPARSE_POINT) {
errno = EOPNOTSUPP;
return NULL;
}
/* Allocate MFT record for new file. */ /* Allocate MFT record for new file. */
ni = ntfs_mft_record_alloc(dir_ni->vol, NULL); ni = ntfs_mft_record_alloc(dir_ni->vol, NULL);
if (!ni) { if (!ni) {
@ -1567,6 +1573,12 @@ int ntfs_link(ntfs_inode *ni, ntfs_inode *dir_ni, ntfschar *name, u8 name_len)
ntfs_log_perror("ntfs_link wrong arguments"); ntfs_log_perror("ntfs_link wrong arguments");
goto err_out; goto err_out;
} }
if (ni->flags & FILE_ATTR_REPARSE_POINT) {
err = EOPNOTSUPP;
goto err_out;
}
/* Create FILE_NAME attribute. */ /* Create FILE_NAME attribute. */
fn_len = sizeof(FILE_NAME_ATTR) + name_len * sizeof(ntfschar); fn_len = sizeof(FILE_NAME_ATTR) + name_len * sizeof(ntfschar);
fn = ntfs_calloc(fn_len); fn = ntfs_calloc(fn_len);