funfs/cachefsicache.h

   1 #ifndef __CACHEFSCACHE_H
   2 #define __CACHEFSCACHE_H
   3
   4 #include "wvmrucache.h"
   5 #include "cachefsinode.h"
   6
   7 #include <uniconf.h>
   8
   9
  10 #define INODE_MRU_CACHE 5000
  11
  12 class ICache : protected WvMruCache<WvString, INode>
  13 {
  14     typedef WvMruCache<WvString, INode> MyMRU;
  15     friend class INode;
  16 public:
  17     ICache(UniConf &_cfg) : MyMRU(INODE_MRU_CACHE), cfg(_cfg) {};
  18
  19     bool create_inode(WvStringParm path, unsigned char mode)
  20         { return maybe_get_inode(path, mode); }
  21     bool maybe_get_attr(WvString path, struct fuse_attr *attr);
  22     bool maybe_get_link(WvString path, char *buf, size_t size);
  23     bool maybe_get_children(WvString path, WvFuseDirCb &cb);
  24
  25     void set_attr(WvStringParm path, struct fuse_attr *attr);
  26     void set_link(WvStringParm path, char *buf);
  27     void set_children(WvStringParm path);
  28
  29 protected:
  30     INode *maybe_get_inode(WvStringParm path, unsigned char mode = 0);
  31     unsigned char maybe_get_mode(WvString path);
  32
  33     UniConf cfg;
  34 };
  35
  36 #endif