X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fovsdb-data.h;h=360986633868584e0ba58634c808331b43ee2b0d;hb=fbcbc81484d1945f1f25854e6b549b087ccfaacf;hp=29a5b9e0d922b7b5184982df76a25184990148bf;hpb=5413de95bec046cff2cf72482d65f7fa435aa10e;p=openvswitch diff --git a/lib/ovsdb-data.h b/lib/ovsdb-data.h index 29a5b9e0..36098663 100644 --- a/lib/ovsdb-data.h +++ b/lib/ovsdb-data.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2009, 2010 Nicira Networks +/* Copyright (c) 2009, 2010, 2011 Nicira, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -19,6 +19,7 @@ #include #include "compiler.h" #include "ovsdb-types.h" +#include "shash.h" struct ds; struct ovsdb_symbol_table; @@ -33,6 +34,7 @@ union ovsdb_atom { }; void ovsdb_atom_init_default(union ovsdb_atom *, enum ovsdb_atomic_type); +const union ovsdb_atom *ovsdb_atom_default(enum ovsdb_atomic_type); bool ovsdb_atom_is_default(const union ovsdb_atom *, enum ovsdb_atomic_type); void ovsdb_atom_clone(union ovsdb_atom *, const union ovsdb_atom *, enum ovsdb_atomic_type); @@ -92,6 +94,8 @@ char *ovsdb_atom_from_string(union ovsdb_atom *, WARN_UNUSED_RESULT; void ovsdb_atom_to_string(const union ovsdb_atom *, enum ovsdb_atomic_type, struct ds *); +void ovsdb_atom_to_bare(const union ovsdb_atom *, enum ovsdb_atomic_type, + struct ds *); struct ovsdb_error *ovsdb_atom_check_constraints( const union ovsdb_atom *, const struct ovsdb_base_type *) @@ -128,6 +132,7 @@ void ovsdb_datum_init_empty(struct ovsdb_datum *); void ovsdb_datum_init_default(struct ovsdb_datum *, const struct ovsdb_type *); bool ovsdb_datum_is_default(const struct ovsdb_datum *, const struct ovsdb_type *); +const struct ovsdb_datum *ovsdb_datum_default(const struct ovsdb_type *); void ovsdb_datum_clone(struct ovsdb_datum *, const struct ovsdb_datum *, const struct ovsdb_type *); void ovsdb_datum_destroy(struct ovsdb_datum *, const struct ovsdb_type *); @@ -141,6 +146,10 @@ struct ovsdb_error *ovsdb_datum_sort(struct ovsdb_datum *, void ovsdb_datum_sort_assert(struct ovsdb_datum *, enum ovsdb_atomic_type key_type); +size_t ovsdb_datum_sort_unique(struct ovsdb_datum *, + enum ovsdb_atomic_type key_type, + enum ovsdb_atomic_type value_type); + struct ovsdb_error *ovsdb_datum_check_constraints( const struct ovsdb_datum *, const struct ovsdb_type *) WARN_UNUSED_RESULT; @@ -160,6 +169,10 @@ char *ovsdb_datum_from_string(struct ovsdb_datum *, WARN_UNUSED_RESULT; void ovsdb_datum_to_string(const struct ovsdb_datum *, const struct ovsdb_type *, struct ds *); +void ovsdb_datum_to_bare(const struct ovsdb_datum *, + const struct ovsdb_type *, struct ds *); + +void ovsdb_datum_from_shash(struct ovsdb_datum *, struct shash *); /* Comparison. */ uint32_t ovsdb_datum_hash(const struct ovsdb_datum *, @@ -216,9 +229,15 @@ ovsdb_datum_conforms_to_type(const struct ovsdb_datum *datum, /* A table mapping from names to data items. Currently the data items are * always UUIDs; perhaps this will be expanded in the future. */ +struct ovsdb_symbol_table { + struct shash sh; /* Maps from name to struct ovsdb_symbol *. */ +}; + struct ovsdb_symbol { struct uuid uuid; /* The UUID that the symbol represents. */ - bool used; /* Already used as row UUID? */ + bool created; /* Already used to create row? */ + bool strong_ref; /* Parsed a strong reference to this row? */ + bool weak_ref; /* Parsed a weak reference to this row? */ }; struct ovsdb_symbol_table *ovsdb_symbol_table_create(void); @@ -230,7 +249,6 @@ struct ovsdb_symbol *ovsdb_symbol_table_put(struct ovsdb_symbol_table *, const struct uuid *, bool used); struct ovsdb_symbol *ovsdb_symbol_table_insert(struct ovsdb_symbol_table *, const char *name); -const char *ovsdb_symbol_table_find_unused(const struct ovsdb_symbol_table *); /* Tokenization *