terom@30: #ifndef CACHE_REQ_H
terom@30: #define CACHE_REQ_H
terom@30: 
terom@31: #include <sys/queue.h>
terom@31: 
terom@30: #include "../cache.h"
terom@30: #include "op.h"
terom@30: 
terom@30: struct cache_req {
terom@36:     // a pointer to the relevant key
terom@30:     struct cache_key *key;
terom@36: 
terom@36:     // a copy
terom@36:     // XXX: this should be moved to cache_op
terom@36:     struct cache_key key_copy;
terom@30:     
terom@36:     // we are part of cache_op.req_list
terom@30:     LIST_ENTRY(cache_req) node;
terom@30:     
terom@36:     // the user callback
terom@30:     cache_callback cb_func;
terom@30:     void *cb_data;
terom@30:     
terom@36:     // the op we are using
terom@30:     struct cache_op *op;
terom@36:     
terom@36:     // were we the origional req that created the op, i.e. the one that handles open_write in case of OP_STATE_MISS?
terom@30:     int is_write;
terom@36:     
terom@36:     // our own read offset into the cache entry.
terom@37:     size_t read_offset;
terom@30: };
terom@30: 
terom@30: /*
terom@30:  * Called by cache_op to notify for changes in state
terom@30:  */
terom@30: int cache_req_notify (struct cache_req *req);
terom@30: 
terom@30: #endif /* CACHE_REQ_H */