X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ovsdb%2Fovsdb.h;h=6e4ff791469c1f5000f49bc767b25060c84c705b;hb=fd94a42c43ff4a0e57a44bdc9ded1b7e1e63faaa;hp=d57ebfca69147505bea098dc7ed188839c7c6195;hpb=41709cccb8099972f9c6c3faf583b1286cb92e8a;p=openvswitch

diff --git a/ovsdb/ovsdb.h b/ovsdb/ovsdb.h
index d57ebfca..6e4ff791 100644
--- a/ovsdb/ovsdb.h
+++ b/ovsdb/ovsdb.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2009 Nicira Networks
+/* Copyright (c) 2009, 2010, 2011, 2012 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,17 +22,24 @@
 #include "shash.h"
 
 struct json;
+struct ovsdb_log;
+struct ovsdb_session;
+struct ovsdb_txn;
+struct simap;
 struct uuid;
 
 /* Database schema. */
 struct ovsdb_schema {
     char *name;
-    char *comment;
+    char *version;
+    char *cksum;
     struct shash tables;        /* Contains "struct ovsdb_table_schema *"s. */
 };
 
 struct ovsdb_schema *ovsdb_schema_create(const char *name,
-                                         const char *comment);
+                                         const char *version,
+                                         const char *cksum);
+struct ovsdb_schema *ovsdb_schema_clone(const struct ovsdb_schema *);
 void ovsdb_schema_destroy(struct ovsdb_schema *);
 
 struct ovsdb_error *ovsdb_schema_from_file(const char *file_name,
@@ -42,11 +49,14 @@ struct ovsdb_error *ovsdb_schema_from_json(struct json *,
                                            struct ovsdb_schema **)
     WARN_UNUSED_RESULT;
 struct json *ovsdb_schema_to_json(const struct ovsdb_schema *);
+
+bool ovsdb_schema_equal(const struct ovsdb_schema *,
+                        const struct ovsdb_schema *);
 
 /* Database. */
 struct ovsdb {
     struct ovsdb_schema *schema;
-    struct ovsdb_log *log;      /* Disk log (null for in-memory db). */
+    struct list replicas;       /* Contains "struct ovsdb_replica"s. */
     struct shash tables;        /* Contains "struct ovsdb_table *"s. */
 
     /* Triggers. */
@@ -54,20 +64,39 @@ struct ovsdb {
     bool run_triggers;
 };
 
-struct ovsdb *ovsdb_create(struct ovsdb_log *, struct ovsdb_schema *);
-struct ovsdb_error *ovsdb_open(const char *file_name, bool read_only,
-                               struct ovsdb **)
-    WARN_UNUSED_RESULT;
+struct ovsdb *ovsdb_create(struct ovsdb_schema *);
 void ovsdb_destroy(struct ovsdb *);
 
+void ovsdb_get_memory_usage(const struct ovsdb *, struct simap *usage);
+
 struct ovsdb_error *ovsdb_from_json(const struct json *, struct ovsdb **)
     WARN_UNUSED_RESULT;
 struct json *ovsdb_to_json(const struct ovsdb *);
 
 struct ovsdb_table *ovsdb_get_table(const struct ovsdb *, const char *);
 
-struct json *ovsdb_execute(struct ovsdb *, const struct json *params,
+struct json *ovsdb_execute(struct ovsdb *, const struct ovsdb_session *,
+                           const struct json *params,
                            long long int elapsed_msec,
                            long long int *timeout_msec);
+
+/* Database replication. */
+
+struct ovsdb_replica {
+    struct list node;           /* Element in "struct ovsdb" replicas list. */
+    const struct ovsdb_replica_class *class;
+};
+
+struct ovsdb_replica_class {
+    struct ovsdb_error *(*commit)(struct ovsdb_replica *,
+                                  const struct ovsdb_txn *, bool durable);
+    void (*destroy)(struct ovsdb_replica *);
+};
+
+void ovsdb_replica_init(struct ovsdb_replica *,
+                        const struct ovsdb_replica_class *);
+
+void ovsdb_add_replica(struct ovsdb *, struct ovsdb_replica *);
+void ovsdb_remove_replica(struct ovsdb *, struct ovsdb_replica *);
 
 #endif /* ovsdb/ovsdb.h */