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#ifndef ODB_SOURCE_LOOSE_H
#define ODB_SOURCE_LOOSE_H
#include "odb/source.h"
struct odb_source_files;
struct object_database;
struct oidtree;
/*
* An object database source that stores its objects in loose format, one
* file per object.
*/
struct odb_source_loose {
struct odb_source base;
/*
* Used to store the results of readdir(3) calls when we are OK
* sacrificing accuracy due to races for speed. That includes
* object existence with OBJECT_INFO_QUICK, as well as
* our search for unique abbreviated hashes. Don't use it for tasks
* requiring greater accuracy!
*
* Be sure to call odb_load_loose_cache() before using.
*/
uint32_t subdir_seen[8]; /* 256 bits */
struct oidtree *cache;
/* Map between object IDs for loose objects. */
struct loose_object_map *map;
};
struct odb_source_loose *odb_source_loose_new(struct object_database *odb,
const char *path,
bool local);
/*
* Cast the given object database source to the loose backend. This will cause
* a BUG in case the source doesn't use this backend.
*/
static inline struct odb_source_loose *odb_source_loose_downcast(struct odb_source *source)
{
if (source->type != ODB_SOURCE_LOOSE)
BUG("trying to downcast source of type '%s' to '%s'",
odb_source_type_to_name(source->type),
odb_source_type_to_name(ODB_SOURCE_LOOSE));
return container_of(source, struct odb_source_loose, base);
}
#endif
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