diff --git a/Documentation/user-manual.adoc b/Documentation/user-manual.adoc index d2b478ad23..e86b2ad9f8 100644 --- a/Documentation/user-manual.adoc +++ b/Documentation/user-manual.adoc @@ -4301,11 +4301,11 @@ Now, for the meat: ----------------------------------------------------------------------------- case 0: - buf = read_object_with_reference(sha1, argv[1], &size, NULL); + buf = odb_read_object_peeled(r->objects, sha1, argv[1], &size, NULL); ----------------------------------------------------------------------------- This is how you read a blob (actually, not only a blob, but any type of -object). To know how the function `read_object_with_reference()` actually +object). To know how the function `odb_read_object_peeled()` actually works, find the source code for it (something like `git grep read_object_with | grep ":[a-z]"` in the Git repository), and read the source. diff --git a/builtin/cat-file.c b/builtin/cat-file.c index 01672ec74b..08afecbf57 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -246,8 +246,8 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) * fall-back to the usual case. */ } - buf = read_object_with_reference(the_repository, &oid, - exp_type_id, &size, NULL); + buf = odb_read_object_peeled(the_repository->objects, &oid, + exp_type_id, &size, NULL); if (use_mailmap) { size_t s = size; diff --git a/builtin/fast-import.c b/builtin/fast-import.c index 1973c504e2..b1389c5921 100644 --- a/builtin/fast-import.c +++ b/builtin/fast-import.c @@ -2535,10 +2535,9 @@ static void note_change_n(const char *p, struct branch *b, unsigned char *old_fa oidcpy(&commit_oid, &commit_oe->idx.oid); } else if (!repo_get_oid(the_repository, p, &commit_oid)) { unsigned long size; - char *buf = read_object_with_reference(the_repository, - &commit_oid, - OBJ_COMMIT, &size, - &commit_oid); + char *buf = odb_read_object_peeled(the_repository->objects, + &commit_oid, OBJ_COMMIT, &size, + &commit_oid); if (!buf || size < the_hash_algo->hexsz + 6) die("Not a valid commit: %s", p); free(buf); @@ -2604,9 +2603,8 @@ static void parse_from_existing(struct branch *b) unsigned long size; char *buf; - buf = read_object_with_reference(the_repository, - &b->oid, OBJ_COMMIT, &size, - &b->oid); + buf = odb_read_object_peeled(the_repository->objects, &b->oid, + OBJ_COMMIT, &size, &b->oid); parse_from_commit(b, buf, size); free(buf); } @@ -2699,10 +2697,9 @@ static struct hash_list *parse_merge(unsigned int *count) oidcpy(&n->oid, &oe->idx.oid); } else if (!repo_get_oid(the_repository, from, &n->oid)) { unsigned long size; - char *buf = read_object_with_reference(the_repository, - &n->oid, - OBJ_COMMIT, - &size, &n->oid); + char *buf = odb_read_object_peeled(the_repository->objects, + &n->oid, OBJ_COMMIT, + &size, &n->oid); if (!buf || size < the_hash_algo->hexsz + 6) die("Not a valid commit: %s", from); free(buf); diff --git a/builtin/grep.c b/builtin/grep.c index 5de61dfffe..39273d9c0f 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -522,9 +522,7 @@ static int grep_submodule(struct grep_opt *opt, obj_read_lock(); object_type = odb_read_object_info(subrepo->objects, oid, NULL); obj_read_unlock(); - data = read_object_with_reference(subrepo, - oid, OBJ_TREE, - &size, NULL); + data = odb_read_object_peeled(subrepo->objects, oid, OBJ_TREE, &size, NULL); if (!data) die(_("unable to read tree (%s)"), oid_to_hex(oid)); @@ -705,9 +703,8 @@ static int grep_object(struct grep_opt *opt, const struct pathspec *pathspec, struct strbuf base; int hit, len; - data = read_object_with_reference(opt->repo, - &obj->oid, OBJ_TREE, - &size, NULL); + data = odb_read_object_peeled(opt->repo->objects, &obj->oid, + OBJ_TREE, &size, NULL); if (!data) die(_("unable to read tree (%s)"), oid_to_hex(&obj->oid)); diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 06bdeb4223..e88a13dbb9 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -2055,8 +2055,8 @@ static void add_preferred_base(struct object_id *oid) if (window <= num_preferred_base++) return; - data = read_object_with_reference(the_repository, oid, - OBJ_TREE, &size, &tree_oid); + data = odb_read_object_peeled(the_repository->objects, oid, + OBJ_TREE, &size, &tree_oid); if (!data) return; diff --git a/odb.c b/odb.c index 217903d7b1..1f48a0448e 100644 --- a/odb.c +++ b/odb.c @@ -905,11 +905,11 @@ void *odb_read_object(struct object_database *odb, return data; } -void *read_object_with_reference(struct repository *r, - const struct object_id *oid, - enum object_type required_type, - unsigned long *size, - struct object_id *actual_oid_return) +void *odb_read_object_peeled(struct object_database *odb, + const struct object_id *oid, + enum object_type required_type, + unsigned long *size, + struct object_id *actual_oid_return) { enum object_type type; void *buffer; @@ -921,7 +921,7 @@ void *read_object_with_reference(struct repository *r, int ref_length = -1; const char *ref_type = NULL; - buffer = odb_read_object(r->objects, &actual_oid, &type, &isize); + buffer = odb_read_object(odb, &actual_oid, &type, &isize); if (!buffer) return NULL; if (type == required_type) { @@ -941,9 +941,10 @@ void *read_object_with_reference(struct repository *r, } ref_length = strlen(ref_type); - if (ref_length + r->hash_algo->hexsz > isize || + if (ref_length + odb->repo->hash_algo->hexsz > isize || memcmp(buffer, ref_type, ref_length) || - get_oid_hex_algop((char *) buffer + ref_length, &actual_oid, r->hash_algo)) { + get_oid_hex_algop((char *) buffer + ref_length, &actual_oid, + odb->repo->hash_algo)) { free(buffer); return NULL; } diff --git a/odb.h b/odb.h index e4c51f8c38..e922f25680 100644 --- a/odb.h +++ b/odb.h @@ -274,6 +274,12 @@ void *odb_read_object(struct object_database *odb, enum object_type *type, unsigned long *size); +void *odb_read_object_peeled(struct object_database *odb, + const struct object_id *oid, + enum object_type required_type, + unsigned long *size, + struct object_id *oid_ret); + /* * Add an object file to the in-memory object store, without writing it * to disk. @@ -382,7 +388,7 @@ void odb_assert_oid_type(struct object_database *odb, /* * Enabling the object read lock allows multiple threads to safely call the * following functions in parallel: odb_read_object(), - * read_object_with_reference(), odb_read_object_info() and odb(). + * odb_read_object_peeled(), odb_read_object_info() and odb(). * * obj_read_lock() and obj_read_unlock() may also be used to protect other * section which cannot execute in parallel with object reading. Since the used @@ -431,13 +437,6 @@ enum for_each_object_flags { FOR_EACH_OBJECT_SKIP_ON_DISK_KEPT_PACKS = (1<<4), }; - -void *read_object_with_reference(struct repository *r, - const struct object_id *oid, - enum object_type required_type, - unsigned long *size, - struct object_id *oid_ret); - /* Compatibility wrappers, to be removed once Git 2.51 has been released. */ #include "repository.h" diff --git a/tree-walk.c b/tree-walk.c index 766af99f46..e449a1320e 100644 --- a/tree-walk.c +++ b/tree-walk.c @@ -90,7 +90,7 @@ void *fill_tree_descriptor(struct repository *r, void *buf = NULL; if (oid) { - buf = read_object_with_reference(r, oid, OBJ_TREE, &size, NULL); + buf = odb_read_object_peeled(r->objects, oid, OBJ_TREE, &size, NULL); if (!buf) die(_("unable to read tree (%s)"), oid_to_hex(oid)); } @@ -611,7 +611,7 @@ int get_tree_entry(struct repository *r, unsigned long size; struct object_id root; - tree = read_object_with_reference(r, tree_oid, OBJ_TREE, &size, &root); + tree = odb_read_object_peeled(r->objects, tree_oid, OBJ_TREE, &size, &root); if (!tree) return -1; @@ -681,10 +681,8 @@ enum get_oid_result get_tree_entry_follow_symlinks(struct repository *r, void *tree; struct object_id root; unsigned long size; - tree = read_object_with_reference(r, - ¤t_tree_oid, - OBJ_TREE, &size, - &root); + tree = odb_read_object_peeled(r->objects, ¤t_tree_oid, + OBJ_TREE, &size, &root); if (!tree) goto done;