diff options
| -rw-r--r-- | object.c | 14 | ||||
| -rw-r--r-- | object.h | 1 | ||||
| -rw-r--r-- | revision.c | 3 | ||||
| -rw-r--r-- | upload-pack.c | 9 |
4 files changed, 23 insertions, 4 deletions
@@ -272,6 +272,7 @@ struct object *parse_object_with_flags(struct repository *r, enum parse_object_flags flags) { int skip_hash = !!(flags & PARSE_OBJECT_SKIP_HASH_CHECK); + int discard_tree = !!(flags & PARSE_OBJECT_DISCARD_TREE); unsigned long size; enum object_type type; int eaten; @@ -299,6 +300,17 @@ struct object *parse_object_with_flags(struct repository *r, return lookup_object(r, oid); } + /* + * If the caller does not care about the tree buffer and does not + * care about checking the hash, we can simply verify that we + * have the on-disk object with the correct type. + */ + if (skip_hash && discard_tree && + (!obj || obj->type == OBJ_TREE) && + oid_object_info(r, oid, NULL) == OBJ_TREE) { + return &lookup_tree(r, oid)->object; + } + buffer = repo_read_object_file(r, oid, &type, &size); if (buffer) { if (!skip_hash && @@ -312,6 +324,8 @@ struct object *parse_object_with_flags(struct repository *r, buffer, &eaten); if (!eaten) free(buffer); + if (discard_tree && type == OBJ_TREE) + free_tree_buffer((struct tree *)obj); return obj; } return NULL; @@ -197,6 +197,7 @@ void *object_as_type(struct object *obj, enum object_type type, int quiet); */ enum parse_object_flags { PARSE_OBJECT_SKIP_HASH_CHECK = 1 << 0, + PARSE_OBJECT_DISCARD_TREE = 1 << 1, }; struct object *parse_object(struct repository *r, const struct object_id *oid); struct object *parse_object_with_flags(struct repository *r, diff --git a/revision.c b/revision.c index 2424c9bd67..b10f63a607 100644 --- a/revision.c +++ b/revision.c @@ -381,7 +381,8 @@ static struct object *get_reference(struct rev_info *revs, const char *name, object = parse_object_with_flags(revs->repo, oid, revs->verify_objects ? 0 : - PARSE_OBJECT_SKIP_HASH_CHECK); + PARSE_OBJECT_SKIP_HASH_CHECK | + PARSE_OBJECT_DISCARD_TREE); if (!object) { if (revs->ignore_missing) diff --git a/upload-pack.c b/upload-pack.c index b721155442..761af4a532 100644 --- a/upload-pack.c +++ b/upload-pack.c @@ -470,7 +470,8 @@ static int do_got_oid(struct upload_pack_data *data, const struct object_id *oid { int we_knew_they_have = 0; struct object *o = parse_object_with_flags(the_repository, oid, - PARSE_OBJECT_SKIP_HASH_CHECK); + PARSE_OBJECT_SKIP_HASH_CHECK | + PARSE_OBJECT_DISCARD_TREE); if (!o) die("oops (%s)", oid_to_hex(oid)); @@ -1150,7 +1151,8 @@ static void receive_needs(struct upload_pack_data *data, } o = parse_object_with_flags(the_repository, &oid_buf, - PARSE_OBJECT_SKIP_HASH_CHECK); + PARSE_OBJECT_SKIP_HASH_CHECK | + PARSE_OBJECT_DISCARD_TREE); if (!o) { packet_writer_error(&data->writer, "upload-pack: not our ref %s", @@ -1467,7 +1469,8 @@ static int parse_want(struct packet_writer *writer, const char *line, "expected to get oid, not '%s'", line); o = parse_object_with_flags(the_repository, &oid, - PARSE_OBJECT_SKIP_HASH_CHECK); + PARSE_OBJECT_SKIP_HASH_CHECK | + PARSE_OBJECT_DISCARD_TREE); if (!o) { packet_writer_error(writer, |