X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=diff-delta.c;h=51df4608a8186e519bcb3b4e67d421c18efb696a;hb=4b4a5dbb17e1136275665024689625ed5cc5a03d;hp=fa16d06c8d1e85a458428c673cb2f589857f5424;hpb=7f0f4fa4374edfe2050b3ab636f43ee80daa63f2;p=git.git

diff --git a/diff-delta.c b/diff-delta.c
index fa16d06c8..51df4608a 100644
--- a/diff-delta.c
+++ b/diff-delta.c
@@ -308,8 +308,8 @@ create_delta(const struct delta_index *index,
 				continue;
 			if (ref_size > top - src)
 				ref_size = top - src;
-			if (ref_size > 0x10000)
-				ref_size = 0x10000;
+			if (ref_size > 0xffffff)
+				ref_size = 0xffffff;
 			if (ref_size <= msize)
 				break;
 			while (ref_size-- && *src++ == *ref)
@@ -318,6 +318,8 @@ create_delta(const struct delta_index *index,
 				/* this is our best match so far */
 				msize = ref - entry->ptr;
 				moff = entry->ptr - ref_data;
+				if (msize >= 0x10000)
+					break;  /* this is good enough */
 			}
 		}
 
@@ -381,6 +383,8 @@ create_delta(const struct delta_index *index,
 			if (msize & 0xff) { out[outpos++] = msize; i |= 0x10; }
 			msize >>= 8;
 			if (msize & 0xff) { out[outpos++] = msize; i |= 0x20; }
+			msize >>= 8;
+			if (msize & 0xff) { out[outpos++] = msize; i |= 0x40; }
 
 			*op = i;
 		}