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#ifndef ODB_SOURCE_INMEMORY_H
#define ODB_SOURCE_INMEMORY_H
#include "odb/source.h"
struct oidtree;
/*
* An in-memory source that you can write objects to that shall be made
* available for reading, but that shouldn't ever be persisted to disk. Note
* that any objects written to this source will be stored in memory, so the
* number of objects you can store is limited by available system memory.
*/
struct odb_source_inmemory {
struct odb_source base;
struct oidtree *objects;
};
/* Create a new in-memory object database source. */
struct odb_source_inmemory *odb_source_inmemory_new(struct object_database *odb);
/*
* Cast the given object database source to the in-memory backend. This will
* cause a BUG in case the source doesn't use this backend.
*/
static inline struct odb_source_inmemory *odb_source_inmemory_downcast(struct odb_source *source)
{
if (source->type != ODB_SOURCE_INMEMORY)
BUG("trying to downcast source of type '%d' to in-memory", source->type);
return container_of(source, struct odb_source_inmemory, base);
}
#endif
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