size_t (*copy)(unsigned char *dest, const struct format *fdest,
const unsigned char *src, const struct format *fsrc,
const struct type_class *type_class);
+ void (*free)(struct type_class *type_class);
};
struct type_class_integer {
int signedness;
};
-int integer_type_new(const char *name, size_t len, int byte_order,
- int signedness);
-
struct type_class_bitfield {
struct type_class_integer p;
size_t start_offset; /* offset from base address, in bits */
};
-int bitfield_type_new(const char *name, size_t start_offset,
- size_t len, int byte_order, int signedness);
-
struct type_class_float {
struct type_class p;
size_t mantissa_len;
size_t exp_len;
int byte_order;
+ /* TODO: we might want to express more info about NaN, +inf and -inf */
+};
+
+struct enum_table {
+ GHashTable *value_to_quark; /* Tuples (value, GQuark) */
+ GHashTable *quark_to_value; /* Tuples (GQuark, value) */
};
struct type_class_enum {
- struct type_class_bitfield; /* inherit from bitfield */
- struct enum_table *table;
+ struct type_class_bitfield p; /* inherit from bitfield */
+ struct enum_table table;
};
struct type_class_struct {
struct type_class *ctf_lookup_type(GQuark qname);
int ctf_register_type(struct type_class *type_class);
+/* Nameless types can be created by passing a NULL name */
+
+struct type_class_integer *integer_type_new(const char *name,
+ size_t start_offset,
+ size_t len, int byte_order,
+ int signedness);
+void integer_type_free(struct type_class_integer *int_class);
+
+struct type_class_bitfield *bitfield_type_new(const char *name,
+ size_t start_offset,
+ size_t len, int byte_order,
+ int signedness);
+void bitfield_type_free(struct type_class_bitfield *bitfield_class);
+
+struct type_class_float *float_type_new(const char *name,
+ size_t mantissa_len,
+ size_t exp_len, int byte_order,
+ size_t alignment);
+void float_type_free(struct type_class_float *float_class);
+
+/*
+ * A GQuark can be translated to/from strings with g_quark_from_string() and
+ * g_quark_to_string().
+ */
+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);
+int64_t enum_quark_to_int(const struct type_class_enum *enum_class,
+ size_t len, int byte_order, 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,
+ uint64_t v, GQuark q);
+
+struct type_class_enum *enum_type_new(const char *name,
+ size_t start_offset,
+ size_t len, int byte_order,
+ int signedness,
+ size_t alignment);
+void enum_type_free(struct type_class_enum *enum_class);
+
#endif /* _BABELTRACE_TYPES_H */