-/* Copyright (c) 2009, 2010 Nicira Networks
+/* Copyright (c) 2009, 2010, 2011 Nicira Networks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include "compiler.h"
#include "uuid.h"
-#ifdef HAVE_PCRE
-#include <pcre.h>
-#endif
-
struct json;
/* An atomic type: one that OVSDB regards as a single unit of data. */
\f
/* An atomic type plus optional constraints. */
+enum ovsdb_ref_type {
+ OVSDB_REF_STRONG, /* Target must exist. */
+ OVSDB_REF_WEAK /* Delete reference if target disappears. */
+};
+
struct ovsdb_base_type {
enum ovsdb_atomic_type type;
+
+ /* If nonnull, a datum with keys of type 'type' that expresses all the
+ * valid values for this base_type. */
+ struct ovsdb_datum *enum_;
+
union {
struct ovsdb_integer_constraints {
int64_t min; /* minInteger or INT64_MIN. */
/* No constraints for Boolean types. */
struct ovsdb_string_constraints {
-#ifdef HAVE_PCRE
- pcre *re; /* Compiled regular expression. */
-#endif
- char *reMatch; /* reMatch or NULL. */
- char *reComment; /* reComment or NULL. */
unsigned int minLen; /* minLength or 0. */
unsigned int maxLen; /* maxLength or UINT_MAX. */
} string;
struct ovsdb_uuid_constraints {
char *refTableName; /* Name of referenced table, or NULL. */
struct ovsdb_table *refTable; /* Referenced table, if available. */
+ enum ovsdb_ref_type refType; /* Reference type. */
} uuid;
} u;
};
#define OVSDB_BASE_REAL_INIT { .type = OVSDB_TYPE_REAL, \
.u.real = { -DBL_MAX, DBL_MAX } }
#define OVSDB_BASE_BOOLEAN_INIT { .type = OVSDB_TYPE_BOOLEAN }
-#ifdef HAVE_PCRE
-#define OVSDB_BASE_STRING_INIT { .type = OVSDB_TYPE_STRING, \
- .u.string = { NULL, NULL, NULL, \
- 0, UINT_MAX } }
-#else
#define OVSDB_BASE_STRING_INIT { .type = OVSDB_TYPE_STRING, \
- .u.string = { NULL, NULL, \
- 0, UINT_MAX } }
-#endif
+ .u.string = { 0, UINT_MAX } }
#define OVSDB_BASE_UUID_INIT { .type = OVSDB_TYPE_UUID, \
- .u.uuid = { NULL, NULL } }
+ .u.uuid = { NULL, NULL, 0 } }
void ovsdb_base_type_init(struct ovsdb_base_type *, enum ovsdb_atomic_type);
void ovsdb_base_type_clone(struct ovsdb_base_type *,
bool ovsdb_base_type_is_valid(const struct ovsdb_base_type *);
bool ovsdb_base_type_has_constraints(const struct ovsdb_base_type *);
void ovsdb_base_type_clear_constraints(struct ovsdb_base_type *);
-struct ovsdb_error *ovsdb_base_type_set_regex(struct ovsdb_base_type *,
- const char *reMatch,
- const char *reComment)
- WARN_UNUSED_RESULT;
+const struct ovsdb_type *ovsdb_base_type_get_enum_type(enum ovsdb_atomic_type);
struct ovsdb_error *ovsdb_base_type_from_json(struct ovsdb_base_type *,
const struct json *)
WARN_UNUSED_RESULT;
struct json *ovsdb_base_type_to_json(const struct ovsdb_base_type *);
+
+static inline bool ovsdb_base_type_is_ref(const struct ovsdb_base_type *);
+static inline bool ovsdb_base_type_is_strong_ref(
+ const struct ovsdb_base_type *);
+static inline bool ovsdb_base_type_is_weak_ref(const struct ovsdb_base_type *);
\f
/* An OVSDB type.
*
return atomic_type >= 0 && atomic_type < OVSDB_N_TYPES;
}
+static inline bool
+ovsdb_base_type_is_ref(const struct ovsdb_base_type *base)
+{
+ return base->type == OVSDB_TYPE_UUID && base->u.uuid.refTableName;
+}
+
+static inline bool
+ovsdb_base_type_is_strong_ref(const struct ovsdb_base_type *base)
+{
+ return (ovsdb_base_type_is_ref(base)
+ && base->u.uuid.refType == OVSDB_REF_STRONG);
+}
+
+static inline bool
+ovsdb_base_type_is_weak_ref(const struct ovsdb_base_type *base)
+{
+ return (ovsdb_base_type_is_ref(base)
+ && base->u.uuid.refType == OVSDB_REF_WEAK);
+}
+
static inline bool ovsdb_type_is_scalar(const struct ovsdb_type *type)
{
return (type->value.type == OVSDB_TYPE_VOID