X-Git-Url: https://wimlib.net/git/?a=blobdiff_plain;f=src%2Fsplit.c;h=07106746f484885cbe90771b0c139007400ab3f5;hb=48cbaf483ce42242c30c61584e6808c05e705f7b;hp=88f9b2bd0feb844d7294ff499cf39693e3e8f1da;hpb=d8af927e5d02cbcfc45cd1a3568b31c9814ec6f5;p=wimlib

diff --git a/src/split.c b/src/split.c
index 88f9b2bd..07106746 100644
--- a/src/split.c
+++ b/src/split.c
@@ -44,7 +44,7 @@ struct swm_part_info {
 static void
 copy_part_info(struct swm_part_info *dst, struct swm_part_info *src)
 {
-	list_transfer(&src->blob_list, &dst->blob_list);
+	list_replace(&src->blob_list, &dst->blob_list);
 	dst->size = src->size;
 }
 
@@ -69,7 +69,7 @@ write_split_wim(WIMStruct *orig_wim, const tchar *swm_name,
 	union wimlib_progress_info progress;
 	unsigned part_number;
 	int ret;
-	u8 guid[WIMLIB_GUID_LEN];
+	u8 guid[GUID_SIZE];
 
 	swm_name_len = tstrlen(swm_name);
 	swm_name_buf = alloca((swm_name_len + 20) * sizeof(tchar));
@@ -91,7 +91,7 @@ write_split_wim(WIMStruct *orig_wim, const tchar *swm_name,
 		progress.split.total_bytes += swm_info->parts[part_number - 1].size;
 	progress.split.total_parts = swm_info->num_parts;
 
-	randomize_byte_array(guid, WIMLIB_GUID_LEN);
+	generate_guid(guid);
 
 	for (part_number = 1; part_number <= swm_info->num_parts; part_number++) {
 		int part_write_flags;
@@ -219,6 +219,13 @@ wimlib_split(WIMStruct *wim, const tchar *swm_name,
 		return WIMLIB_ERR_UNSUPPORTED;
 	}
 
+	for (i = 0; i < wim->hdr.image_count; i++) {
+		if (!is_image_unchanged_from_wim(wim->image_metadata[i], wim)) {
+			ERROR("Only an unmodified, on-disk WIM file can be split.");
+			return WIMLIB_ERR_UNSUPPORTED;
+		}
+	}
+
 	memset(&swm_info, 0, sizeof(swm_info));
 	swm_info.max_part_size = part_size;