diff options
Diffstat (limited to 'object.c')
-rw-r--r-- | object.c | 65 |
1 files changed, 52 insertions, 13 deletions
@@ -1,14 +1,19 @@ -#include "cache.h" +#include "git-compat-util.h" +#include "gettext.h" +#include "hex.h" #include "object.h" #include "replace-object.h" +#include "object-file.h" #include "object-store.h" #include "blob.h" +#include "statinfo.h" #include "tree.h" #include "commit.h" #include "tag.h" #include "alloc.h" #include "packfile.h" #include "commit-graph.h" +#include "loose.h" unsigned int get_max_object_index(void) { @@ -43,8 +48,7 @@ int type_from_string_gently(const char *str, ssize_t len, int gentle) len = strlen(str); for (i = 1; i < ARRAY_SIZE(object_type_strings); i++) - if (!strncmp(str, object_type_strings[i], len) && - object_type_strings[i][len] == '\0') + if (!xstrncmpz(object_type_strings[i], str, len)) return i; if (gentle) @@ -212,8 +216,7 @@ struct object *parse_object_buffer(struct repository *r, const struct object_id if (type == OBJ_BLOB) { struct blob *blob = lookup_blob(r, oid); if (blob) { - if (parse_blob_buffer(blob, buffer, size)) - return NULL; + parse_blob_buffer(blob); obj = &blob->object; } } else if (type == OBJ_TREE) { @@ -233,7 +236,8 @@ struct object *parse_object_buffer(struct repository *r, const struct object_id if (commit) { if (parse_commit_buffer(r, commit, buffer, size, 1)) return NULL; - if (!get_cached_commit_buffer(r, commit, NULL)) { + if (save_commit_buffer && + !get_cached_commit_buffer(r, commit, NULL)) { set_commit_buffer(r, commit, buffer, size); *eaten_p = 1; } @@ -263,8 +267,12 @@ struct object *parse_object_or_die(const struct object_id *oid, die(_("unable to parse object: %s"), name ? name : oid_to_hex(oid)); } -struct object *parse_object(struct repository *r, const struct object_id *oid) +struct object *parse_object_with_flags(struct repository *r, + const struct object_id *oid, + 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; @@ -276,20 +284,37 @@ struct object *parse_object(struct repository *r, const struct object_id *oid) if (obj && obj->parsed) return obj; - if ((obj && obj->type == OBJ_BLOB && repo_has_object_file(r, oid)) || - (!obj && repo_has_object_file(r, oid) && - oid_object_info(r, oid, NULL) == OBJ_BLOB)) { - if (stream_object_signature(r, repl) < 0) { + if (skip_hash) { + struct commit *commit = lookup_commit_in_graph(r, repl); + if (commit) + return &commit->object; + } + + if ((!obj || obj->type == OBJ_BLOB) && + oid_object_info(r, oid, NULL) == OBJ_BLOB) { + if (!skip_hash && stream_object_signature(r, repl) < 0) { error(_("hash mismatch %s"), oid_to_hex(oid)); return NULL; } - parse_blob_buffer(lookup_blob(r, oid), NULL, 0); + parse_blob_buffer(lookup_blob(r, oid)); 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 (check_object_signature(r, repl, buffer, size, type) < 0) { + if (!skip_hash && + check_object_signature(r, repl, buffer, size, type) < 0) { free(buffer); error(_("hash mismatch %s"), oid_to_hex(repl)); return NULL; @@ -299,11 +324,18 @@ struct object *parse_object(struct repository *r, const struct object_id *oid) buffer, &eaten); if (!eaten) free(buffer); + if (discard_tree && type == OBJ_TREE) + free_tree_buffer((struct tree *)obj); return obj; } return NULL; } +struct object *parse_object(struct repository *r, const struct object_id *oid) +{ + return parse_object_with_flags(r, oid, 0); +} + struct object_list *object_list_insert(struct object *item, struct object_list **list_p) { @@ -339,6 +371,12 @@ void object_list_free(struct object_list **list) */ static char object_array_slopbuf[1]; +void object_array_init(struct object_array *array) +{ + struct object_array blank = OBJECT_ARRAY_INIT; + memcpy(array, &blank, sizeof(*array)); +} + void add_object_array_with_path(struct object *obj, const char *name, struct object_array *array, unsigned mode, const char *path) @@ -516,6 +554,7 @@ void free_object_directory(struct object_directory *odb) { free(odb->path); odb_clear_loose_cache(odb); + loose_object_map_clear(&odb->loose_map); free(odb); } |