diff options
Diffstat (limited to 'object.c')
| -rw-r--r-- | object.c | 119 |
1 files changed, 90 insertions, 29 deletions
@@ -1,24 +1,23 @@ #include "cache.h" #include "object.h" #include "replace-object.h" +#include "object-store.h" #include "blob.h" #include "tree.h" #include "commit.h" #include "tag.h" +#include "alloc.h" #include "object-store.h" #include "packfile.h" -static struct object **obj_hash; -static int nr_objs, obj_hash_size; - unsigned int get_max_object_index(void) { - return obj_hash_size; + return the_repository->parsed_objects->obj_hash_size; } struct object *get_indexed_object(unsigned int idx) { - return obj_hash[idx]; + return the_repository->parsed_objects->obj_hash[idx]; } static const char *object_type_strings[] = { @@ -90,15 +89,16 @@ struct object *lookup_object(const unsigned char *sha1) unsigned int i, first; struct object *obj; - if (!obj_hash) + if (!the_repository->parsed_objects->obj_hash) return NULL; - first = i = hash_obj(sha1, obj_hash_size); - while ((obj = obj_hash[i]) != NULL) { + first = i = hash_obj(sha1, + the_repository->parsed_objects->obj_hash_size); + while ((obj = the_repository->parsed_objects->obj_hash[i]) != NULL) { if (!hashcmp(sha1, obj->oid.hash)) break; i++; - if (i == obj_hash_size) + if (i == the_repository->parsed_objects->obj_hash_size) i = 0; } if (obj && i != first) { @@ -107,7 +107,8 @@ struct object *lookup_object(const unsigned char *sha1) * that we do not need to walk the hash table the next * time we look for it. */ - SWAP(obj_hash[i], obj_hash[first]); + SWAP(the_repository->parsed_objects->obj_hash[i], + the_repository->parsed_objects->obj_hash[first]); } return obj; } @@ -117,29 +118,30 @@ struct object *lookup_object(const unsigned char *sha1) * power of 2 (but at least 32). Copy the existing values to the new * hash map. */ -static void grow_object_hash(void) +static void grow_object_hash(struct repository *r) { int i; /* * Note that this size must always be power-of-2 to match hash_obj * above. */ - int new_hash_size = obj_hash_size < 32 ? 32 : 2 * obj_hash_size; + int new_hash_size = r->parsed_objects->obj_hash_size < 32 ? 32 : 2 * r->parsed_objects->obj_hash_size; struct object **new_hash; new_hash = xcalloc(new_hash_size, sizeof(struct object *)); - for (i = 0; i < obj_hash_size; i++) { - struct object *obj = obj_hash[i]; + for (i = 0; i < r->parsed_objects->obj_hash_size; i++) { + struct object *obj = r->parsed_objects->obj_hash[i]; + if (!obj) continue; insert_obj_hash(obj, new_hash, new_hash_size); } - free(obj_hash); - obj_hash = new_hash; - obj_hash_size = new_hash_size; + free(r->parsed_objects->obj_hash); + r->parsed_objects->obj_hash = new_hash; + r->parsed_objects->obj_hash_size = new_hash_size; } -void *create_object(const unsigned char *sha1, void *o) +void *create_object(struct repository *r, const unsigned char *sha1, void *o) { struct object *obj = o; @@ -147,11 +149,12 @@ void *create_object(const unsigned char *sha1, void *o) obj->flags = 0; hashcpy(obj->oid.hash, sha1); - if (obj_hash_size - 1 <= nr_objs * 2) - grow_object_hash(); + if (r->parsed_objects->obj_hash_size - 1 <= r->parsed_objects->nr_objs * 2) + grow_object_hash(r); - insert_obj_hash(obj, obj_hash, obj_hash_size); - nr_objs++; + insert_obj_hash(obj, r->parsed_objects->obj_hash, + r->parsed_objects->obj_hash_size); + r->parsed_objects->nr_objs++; return obj; } @@ -161,7 +164,7 @@ void *object_as_type(struct object *obj, enum object_type type, int quiet) return obj; else if (obj->type == OBJ_NONE) { if (type == OBJ_COMMIT) - ((struct commit *)obj)->index = alloc_commit_index(); + ((struct commit *)obj)->index = alloc_commit_index(the_repository); obj->type = type; return obj; } @@ -178,7 +181,8 @@ struct object *lookup_unknown_object(const unsigned char *sha1) { struct object *obj = lookup_object(sha1); if (!obj) - obj = create_object(sha1, alloc_object_node()); + obj = create_object(the_repository, sha1, + alloc_object_node(the_repository)); return obj; } @@ -210,7 +214,7 @@ struct object *parse_object_buffer(const struct object_id *oid, enum object_type } else if (type == OBJ_COMMIT) { struct commit *commit = lookup_commit(oid); if (commit) { - if (parse_commit_buffer(commit, buffer, size)) + if (parse_commit_buffer(commit, buffer, size, 1)) return NULL; if (!get_cached_commit_buffer(commit, NULL)) { set_commit_buffer(commit, buffer, size); @@ -431,8 +435,8 @@ void clear_object_flags(unsigned flags) { int i; - for (i=0; i < obj_hash_size; i++) { - struct object *obj = obj_hash[i]; + for (i=0; i < the_repository->parsed_objects->obj_hash_size; i++) { + struct object *obj = the_repository->parsed_objects->obj_hash[i]; if (obj) obj->flags &= ~flags; } @@ -442,13 +446,30 @@ void clear_commit_marks_all(unsigned int flags) { int i; - for (i = 0; i < obj_hash_size; i++) { - struct object *obj = obj_hash[i]; + for (i = 0; i < the_repository->parsed_objects->obj_hash_size; i++) { + struct object *obj = the_repository->parsed_objects->obj_hash[i]; if (obj && obj->type == OBJ_COMMIT) obj->flags &= ~flags; } } +struct parsed_object_pool *parsed_object_pool_new(void) +{ + struct parsed_object_pool *o = xmalloc(sizeof(*o)); + memset(o, 0, sizeof(*o)); + + o->blob_state = allocate_alloc_state(); + o->tree_state = allocate_alloc_state(); + o->commit_state = allocate_alloc_state(); + o->tag_state = allocate_alloc_state(); + o->object_state = allocate_alloc_state(); + + o->is_shallow = -1; + o->shallow_stat = xcalloc(1, sizeof(*o->shallow_stat)); + + return o; +} + struct raw_object_store *raw_object_store_new(void) { struct raw_object_store *o = xmalloc(sizeof(*o)); @@ -491,3 +512,43 @@ void raw_object_store_clear(struct raw_object_store *o) close_all_packs(o); o->packed_git = NULL; } + +void parsed_object_pool_clear(struct parsed_object_pool *o) +{ + /* + * As objects are allocated in slabs (see alloc.c), we do + * not need to free each object, but each slab instead. + * + * Before doing so, we need to free any additional memory + * the objects may hold. + */ + unsigned i; + + for (i = 0; i < o->obj_hash_size; i++) { + struct object *obj = o->obj_hash[i]; + + if (!obj) + continue; + + if (obj->type == OBJ_TREE) + free_tree_buffer((struct tree*)obj); + else if (obj->type == OBJ_COMMIT) + release_commit_memory((struct commit*)obj); + else if (obj->type == OBJ_TAG) + release_tag_memory((struct tag*)obj); + } + + FREE_AND_NULL(o->obj_hash); + o->obj_hash_size = 0; + + clear_alloc_state(o->blob_state); + clear_alloc_state(o->tree_state); + clear_alloc_state(o->commit_state); + clear_alloc_state(o->tag_state); + clear_alloc_state(o->object_state); + FREE_AND_NULL(o->blob_state); + FREE_AND_NULL(o->tree_state); + FREE_AND_NULL(o->commit_state); + FREE_AND_NULL(o->tag_state); + FREE_AND_NULL(o->object_state); +} |