- p = get_u64(p, &length);
- p += 8; /* Skip the reserved field */
- p = get_bytes(p, SHA1_HASH_SIZE, (u8*)cur_entry->hash);
- p = get_u16(p, &cur_entry->stream_name_len);
-
- cur_entry->stream_name = NULL;
- cur_entry->stream_name_utf8 = NULL;
-
- /* Length including neither the null terminator nor the padding
- * */
- length_no_padding = WIM_ADS_ENTRY_DISK_SIZE +
- cur_entry->stream_name_len;
-
- /* Length including the null terminator and the padding */
- total_length = ((length_no_padding + 2) + 7) & ~7;
-
- wimlib_assert(total_length == ads_entry_total_length(cur_entry));
-
- if (remaining_size < length_no_padding) {
- ERROR("Stream entries go past end of metadata resource");
- ERROR("(remaining_size = %"PRIu64" bytes, "
- "length_no_padding = %"PRIu64" bytes)",
- remaining_size, length_no_padding);
- ret = WIMLIB_ERR_INVALID_DENTRY;
- goto out_free_ads_entries;
- }
-
- /* The @length field in the on-disk ADS entry is expected to be
- * equal to @total_length, which includes all of the entry and
- * the padding that follows it to align the next ADS entry to an
- * 8-byte boundary. However, to be safe, we'll accept the
- * length field as long as it's not less than the un-padded
- * total length and not more than the padded total length. */
- if (length < length_no_padding || length > total_length) {
- ERROR("Stream entry has unexpected length "
- "field (length field = %"PRIu64", "
- "unpadded total length = %"PRIu64", "
- "padded total length = %"PRIu64")",
- length, length_no_padding, total_length);
- ret = WIMLIB_ERR_INVALID_DENTRY;
- goto out_free_ads_entries;
- }
-
- if (cur_entry->stream_name_len) {
- cur_entry->stream_name = MALLOC(cur_entry->stream_name_len);
- if (!cur_entry->stream_name) {
- ret = WIMLIB_ERR_NOMEM;
- goto out_free_ads_entries;
- }
- get_bytes(p, cur_entry->stream_name_len,
- (u8*)cur_entry->stream_name);
- cur_entry->stream_name_utf8 = utf16_to_utf8(cur_entry->stream_name,
- cur_entry->stream_name_len,
- &utf8_len);
- cur_entry->stream_name_utf8_len = utf8_len;
-
- if (!cur_entry->stream_name_utf8) {
- ret = WIMLIB_ERR_NOMEM;
- goto out_free_ads_entries;
- }
- }