git-tar-tree: no more void pointer arithmetic

[git.git] / pack.h

diff --git a/pack.h b/pack.h
index 657deaa..694e0c5 100644 (file)
--- a/pack.h
+++ b/pack.h
@@ -21,6 +21,7 @@ enum object_type {
  */
 #define PACK_SIGNATURE 0x5041434b      /* "PACK" */
 #define PACK_VERSION 2
+#define pack_version_ok(v) ((v) == htonl(2) || (v) == htonl(3))
 struct pack_header {
        unsigned int hdr_signature;
        unsigned int hdr_version;
@@ -28,5 +29,7 @@ struct pack_header {
 };
 
 extern int verify_pack(struct packed_git *, int);
-
+extern int check_reuse_pack_delta(struct packed_git *, unsigned long,
+                                 unsigned char *, unsigned long *,
+                                 enum object_type *);
 #endif