sha1_file: convert cached object code to struct object_id

diff --git a/cache.h b/cache.h
index 4bca177cf3fe2200b89a8e51f16cb0f36263d8cf..14690c84a277a0ab5cbdab3742f9ef909b8da00c 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -324,7 +324,7 @@ struct index_state {
                 drop_cache_tree : 1;
        struct hashmap name_hash;
        struct hashmap dir_hash;
-       unsigned char sha1[20];
+       struct object_id oid;
        struct untracked_cache *untracked;
        uint64_t fsmonitor_last_update;
        struct ewah_bitmap *fsmonitor_dirty;
@@ -1049,6 +1049,9 @@ static inline int is_empty_tree_oid(const struct object_id *oid)
        return !oidcmp(oid, the_hash_algo->empty_tree);
 }
 
+const char *empty_tree_oid_hex(void);
+const char *empty_blob_oid_hex(void);
+
 /* set default permissions by passing mode arguments to open(2) */
 int git_mkstemps_mode(char *pattern, int suffix_len, int mode);
 int git_mkstemp_mode(char *pattern, int mode);
@@ -1275,7 +1278,7 @@ extern int has_object_file_with_flags(const struct object_id *oid, int flags);
  * with the specified name.  This function does not respect replace
  * references.
  */
-extern int has_loose_object_nonlocal(const unsigned char *sha1);
+extern int has_loose_object_nonlocal(const struct object_id *oid);
 
 extern void assert_oid_type(const struct object_id *oid, enum object_type expect);
 
@@ -1306,7 +1309,6 @@ static inline int hex2chr(const char *s)
 #define FALLBACK_DEFAULT_ABBREV 7
 
 struct object_context {
-       unsigned char tree[20];
        unsigned mode;
        /*
         * symlink_path is only used by get_tree_entry_follow_symlinks,
@@ -1573,7 +1575,6 @@ struct pack_window {
 
 struct pack_entry {
        off_t offset;
-       unsigned char sha1[20];
        struct packed_git *p;
 };