X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Ftdb2%2Ftest%2Flayout.h;h=9a7148460152bf6e36bf7e9ab786027a6f7203bd;hb=0b93bd102aad6b61f1e569fb12aabc6352a1d7cd;hp=c8991baf67e2acc45837138047c0237aa3e990f6;hpb=cb399d268c839dd75a59678268f3ba666147cc20;p=ccan diff --git a/ccan/tdb2/test/layout.h b/ccan/tdb2/test/layout.h index c8991baf..9a714846 100644 --- a/ccan/tdb2/test/layout.h +++ b/ccan/tdb2/test/layout.h @@ -3,22 +3,36 @@ #include struct tdb_layout *new_tdb_layout(void); -void tdb_layout_add_free(struct tdb_layout *layout, tdb_len_t len); +void tdb_layout_add_freetable(struct tdb_layout *layout); +void tdb_layout_add_free(struct tdb_layout *layout, tdb_len_t len, + unsigned ftable); void tdb_layout_add_used(struct tdb_layout *layout, TDB_DATA key, TDB_DATA data, tdb_len_t extra); +void tdb_layout_add_capability(struct tdb_layout *layout, + uint64_t type, + bool write_breaks, + bool check_breaks, + bool open_breaks, + tdb_len_t extra); + +#if 0 /* FIXME: Allow allocation of subtables */ void tdb_layout_add_hashtable(struct tdb_layout *layout, - unsigned int hash_bits, - tdb_len_t extra); -void tdb_layout_add_freetable(struct tdb_layout *layout, - unsigned int num_zones, - unsigned int zone_bits, - unsigned int num_buckets, + int htable_parent, /* -1 == toplevel */ + unsigned int bucket, tdb_len_t extra); -struct tdb_context *tdb_layout_get(struct tdb_layout *layout); +#endif +/* freefn is needed if we're using failtest_free. */ +struct tdb_context *tdb_layout_get(struct tdb_layout *layout, + void (*freefn)(void *), + union tdb_attribute *attr); +void tdb_layout_write(struct tdb_layout *layout, void (*freefn)(void *), + union tdb_attribute *attr, const char *filename); + +void tdb_layout_free(struct tdb_layout *layout); enum layout_type { - FREE, DATA, HASHTABLE, FREETABLE, + FREETABLE, FREE, DATA, HASHTABLE, CAPABILITY }; /* Shared by all union members. */ @@ -27,9 +41,14 @@ struct tle_base { tdb_off_t off; }; +struct tle_freetable { + struct tle_base base; +}; + struct tle_free { struct tle_base base; tdb_len_t len; + unsigned ftable_num; }; struct tle_used { @@ -41,29 +60,28 @@ struct tle_used { struct tle_hashtable { struct tle_base base; - unsigned hash_bits; + int parent; + unsigned int bucket; tdb_len_t extra; }; -struct tle_freetable { +struct tle_capability { struct tle_base base; - unsigned int num_zones; - unsigned int zone_bits; - unsigned int num_buckets; + uint64_t type; tdb_len_t extra; }; union tdb_layout_elem { struct tle_base base; + struct tle_freetable ftable; struct tle_free free; struct tle_used used; - struct tle_freetable freetable; struct tle_hashtable hashtable; + struct tle_capability capability; }; struct tdb_layout { unsigned int num_elems; union tdb_layout_elem *elem; - unsigned int ftable, htable; }; #endif /* TDB2_TEST_LAYOUT_H */