tndbhf.h - plan9port - [fork] Plan 9 from user space
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       tndbhf.h (746B)
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            1 /* a hash file */
            2 struct Ndbhf
            3 {
            4         Ndbhf        *next;
            5 
            6         int        fd;
            7         ulong        dbmtime;        /* mtime of data base */
            8         int        hlen;                /* length (in entries) of hash table */
            9         char        attr[Ndbalen];        /* attribute hashed */
           10 
           11         uchar        buf[256];        /* hash file buffer */
           12         long        off;                /* offset of first byte of buffer */
           13         int        len;                /* length of valid data in buffer */
           14 };
           15 
           16 char*                _ndbparsetuple(char*, Ndbtuple**);
           17 Ndbtuple*        _ndbparseline(char*);
           18 
           19 #define ISWHITE(x) ((x) == ' ' || (x) == '\t' || (x) == '\r')
           20 #define EATWHITE(x) while(ISWHITE(*(x)))(x)++
           21 
           22 extern Ndbtuple *_ndbtfree;
           23 
           24 /* caches */
           25 void        _ndbcacheflush(Ndb *db);
           26 int        _ndbcachesearch(Ndb *db, Ndbs *s, char *attr, char *val, Ndbtuple **t);
           27 Ndbtuple* _ndbcacheadd(Ndb *db, Ndbs *s, char *attr, char *val, Ndbtuple *t);