X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=csum-file.h;h=3b540bdc21d2edf8d3d6fc2b5e52cc840aa19395;hb=09b90fb3c065ac5ac2ad051596b036131ecedbd5;hp=6a7967c6bf604076c7d68ce139f65f34df3bc30e;hpb=110c511dbeff65f7ae92216cf1d976a9093d911f;p=git.git

diff --git a/csum-file.h b/csum-file.h
index 6a7967c6b..3b540bdc2 100644
--- a/csum-file.h
+++ b/csum-file.h
@@ -17,6 +17,15 @@ struct sha1file {
 	unsigned char buffer[8192];
 };
 
+/* Checkpoint */
+struct sha1file_checkpoint {
+	off_t offset;
+	git_SHA_CTX ctx;
+};
+
+extern void sha1file_checkpoint(struct sha1file *, struct sha1file_checkpoint *);
+extern int sha1file_truncate(struct sha1file *, struct sha1file_checkpoint *);
+
 /* sha1close flags */
 #define CSUM_CLOSE	1
 #define CSUM_FSYNC	2