unpack_object_header(): make it public

This function is used to read and skip over the per-object header
in a packfile.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

2 files changed, 5 insertions, 4 deletions

diff --git a/cache.h b/cache.h
index 3a1af9d958..7650d2e691 100644
--- a/cache.h
+++ b/cache.h
@@ -1021,6 +1021,7 @@ extern void *unpack_entry(struct packed_git *, off_t, enum object_type *, unsign
 extern unsigned long unpack_object_header_buffer(const unsigned char *buf, unsigned long len, enum object_type *type, unsigned long *sizep);
 extern unsigned long get_size_from_delta(struct packed_git *, struct pack_window **, off_t);
 extern int packed_object_info_detail(struct packed_git *, off_t, unsigned long *, unsigned long *, unsigned int *, unsigned char *);
+extern int unpack_object_header(struct packed_git *, struct pack_window **, off_t *, unsigned long *);
 
 struct object_info {
 	/* Request */
diff --git a/sha1_file.c b/sha1_file.c
index 1d6f93d5d3..a28683aaf0 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -1523,10 +1523,10 @@ static int packed_delta_info(struct packed_git *p,
 	return type;
 }
 
-static int unpack_object_header(struct packed_git *p,
-				struct pack_window **w_curs,
-				off_t *curpos,
-				unsigned long *sizep)
+int unpack_object_header(struct packed_git *p,
+			 struct pack_window **w_curs,
+			 off_t *curpos,
+			 unsigned long *sizep)
 {
 	unsigned char *base;
 	unsigned int left;