* all copies or substantial portions of the Software.
*/
-#include <babeltrace/format.h>
#include <babeltrace/align.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <limits.h>
#include <string.h>
+#include <glib.h>
+#include <assert.h>
/* Preallocate this many fields for structures */
#define DEFAULT_NR_STRUCT_FIELDS 8
unsigned char *get_pos_addr(struct stream_pos *pos)
{
/* Only makes sense to get the address after aligning on CHAR_BIT */
- assert(!(pos->alignment % CHAR_BIT));
+ assert(!(pos->offset % CHAR_BIT));
return pos->base + (pos->offset / CHAR_BIT);
}
+struct format;
+
struct type_class {
GQuark name; /* type name */
size_t alignment; /* type alignment, in bits */
+ int ref; /* number of references to the type */
/*
* Type copy function. Knows how to find the child type_class from the
* parent type_class.
*/
- size_t (*copy)(struct stream_pos *dest, const struct format *fdest,
- struct stream_pos *src, const struct format *fsrc,
- const struct type_class *type_class);
+ void (*copy)(struct stream_pos *dest, const struct format *fdest,
+ struct stream_pos *src, const struct format *fsrc,
+ const struct type_class *type_class);
void (*free)(struct type_class *type_class);
};
struct type_class_float {
struct type_class p;
- struct int_class *sign;
- struct int_class *mantissa;
- struct int_class *exp;
+ struct type_class_integer *sign;
+ struct type_class_integer *mantissa;
+ struct type_class_integer *exp;
int byte_order;
/* TODO: we might want to express more info about NaN, +inf and -inf */
};
};
struct type_class_enum {
- struct type_class_int p; /* inherit from integer */
+ struct type_class_integer p; /* inherit from integer */
struct enum_table table;
};
struct type_class *elem;
};
-struct type_class *ctf_lookup_type(GQuark qname);
-int ctf_register_type(struct type_class *type_class);
+struct type_class *lookup_type(GQuark qname);
+int register_type(struct type_class *type_class);
+
+void type_ref(struct type_class *type_class);
+void type_unref(struct type_class *type_class);
/* Nameless types can be created by passing a NULL name */
GQuark enum_uint_to_quark(const struct type_class_enum *enum_class, uint64_t v);
GQuark enum_int_to_quark(const struct type_class_enum *enum_class, uint64_t v);
uint64_t enum_quark_to_uint(const struct type_class_enum *enum_class,
- size_t len, int byte_order, GQuark q);
+ GQuark q);
int64_t enum_quark_to_int(const struct type_class_enum *enum_class,
- size_t len, int byte_order, GQuark q);
+ GQuark q);
void enum_signed_insert(struct type_class_enum *enum_class,
int64_t v, GQuark q);
void enum_unsigned_insert(struct type_class_enum *enum_class,
struct type_class_struct *struct_type_new(const char *name);
void struct_type_free(struct type_class_struct *struct_class);
void struct_type_add_field(struct type_class_struct *struct_class,
- GQuark field_name,
+ const char *field_name,
struct type_class *type_class);
/*
* Returns the index of a field within a structure.