struct bt_object {
enum bt_object_type type;
struct bt_ctf_ref ref_count;
+ bool is_frozen;
};
static
struct bt_object bt_object_null_instance = {
.type = BT_OBJECT_TYPE_NULL,
+ .is_frozen = true,
};
struct bt_object *bt_object_null = &bt_object_null_instance;
static
struct bt_object *bt_object_array_copy(const struct bt_object *array_obj)
{
- int x;
+ int i;
int ret;
struct bt_object *copy_obj;
struct bt_object_array *typed_array_obj;
goto end;
}
- for (x = 0; x < typed_array_obj->garray->len; ++x) {
+ for (i = 0; i < typed_array_obj->garray->len; ++i) {
struct bt_object *element_obj_copy;
struct bt_object *element_obj =
- bt_object_array_get(array_obj, x);
+ bt_object_array_get(array_obj, i);
if (!element_obj) {
BT_OBJECT_PUT(copy_obj);
bool bt_object_array_compare(const struct bt_object *object_a,
const struct bt_object *object_b)
{
- int x;
+ int i;
bool ret = true;
const struct bt_object_array *array_obj_a =
BT_OBJECT_TO_ARRAY(object_a);
goto end;
}
- for (x = 0; x < array_obj_a->garray->len; ++x) {
+ for (i = 0; i < array_obj_a->garray->len; ++i) {
struct bt_object *element_obj_a;
struct bt_object *element_obj_b;
- element_obj_a = bt_object_array_get(object_a, x);
- element_obj_b = bt_object_array_get(object_b, x);
+ element_obj_a = bt_object_array_get(object_a, i);
+ element_obj_b = bt_object_array_get(object_b, i);
if (!bt_object_compare(element_obj_a, element_obj_b)) {
BT_OBJECT_PUT(element_obj_a);
[BT_OBJECT_TYPE_MAP] = bt_object_map_compare,
};
+void bt_object_null_freeze(struct bt_object *object)
+{
+}
+
+void bt_object_generic_freeze(struct bt_object *object)
+{
+ object->is_frozen = true;
+}
+
+void bt_object_array_freeze(struct bt_object *object)
+{
+ int i;
+ struct bt_object_array *typed_array_obj =
+ BT_OBJECT_TO_ARRAY(object);
+
+ for (i = 0; i < typed_array_obj->garray->len; ++i) {
+ struct bt_object *element_obj =
+ g_ptr_array_index(typed_array_obj->garray, i);
+
+ bt_object_freeze(element_obj);
+ }
+
+ bt_object_generic_freeze(object);
+}
+
+void bt_object_map_freeze(struct bt_object *object)
+{
+ GHashTableIter iter;
+ gpointer key, element_obj;
+ const struct bt_object_map *map_obj = BT_OBJECT_TO_MAP(object);
+
+ g_hash_table_iter_init(&iter, map_obj->ght);
+
+ while (g_hash_table_iter_next(&iter, &key, &element_obj)) {
+ bt_object_freeze(element_obj);
+ }
+
+ bt_object_generic_freeze(object);
+}
+
+static
+void (* const freeze_funcs[])(struct bt_object *) = {
+ [BT_OBJECT_TYPE_NULL] = bt_object_null_freeze,
+ [BT_OBJECT_TYPE_BOOL] = bt_object_generic_freeze,
+ [BT_OBJECT_TYPE_INTEGER] = bt_object_generic_freeze,
+ [BT_OBJECT_TYPE_FLOAT] = bt_object_generic_freeze,
+ [BT_OBJECT_TYPE_STRING] = bt_object_generic_freeze,
+ [BT_OBJECT_TYPE_ARRAY] = bt_object_array_freeze,
+ [BT_OBJECT_TYPE_MAP] = bt_object_map_freeze,
+};
+
static
void bt_object_destroy(struct bt_ctf_ref *ref_count)
{
return;
}
+enum bt_object_status bt_object_freeze(struct bt_object *object)
+{
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
+
+ if (!object) {
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ freeze_funcs[object->type](object);
+
+end:
+ return ret;
+}
+
+bool bt_object_is_frozen(const struct bt_object *object)
+{
+ return object && object->is_frozen;
+}
+
enum bt_object_type bt_object_get_type(const struct bt_object *object)
{
if (!object) {
struct bt_object base;
base.type = type;
+ base.is_frozen = false;
bt_ctf_ref_init(&base.ref_count);
return base;
return BT_OBJECT_FROM_CONCRETE(map_obj);
}
-int bt_object_bool_get(const struct bt_object *bool_obj, bool *val)
+enum bt_object_status bt_object_bool_get(const struct bt_object *bool_obj,
+ bool *val)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_bool *typed_bool_obj = BT_OBJECT_TO_BOOL(bool_obj);
- if (!bool_obj || !bt_object_is_bool(bool_obj)) {
- ret = -1;
+ if (!bool_obj || !bt_object_is_bool(bool_obj) || !val) {
+ ret = BT_OBJECT_STATUS_INVAL;
goto end;
}
return ret;
}
-int bt_object_bool_set(struct bt_object *bool_obj, bool val)
+enum bt_object_status bt_object_bool_set(struct bt_object *bool_obj, bool val)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_bool *typed_bool_obj = BT_OBJECT_TO_BOOL(bool_obj);
if (!bool_obj || !bt_object_is_bool(bool_obj)) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ if (bool_obj->is_frozen) {
+ ret = BT_OBJECT_STATUS_FROZEN;
goto end;
}
return ret;
}
-int bt_object_integer_get(const struct bt_object *integer_obj, int64_t *val)
+enum bt_object_status bt_object_integer_get(const struct bt_object *integer_obj,
+ int64_t *val)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_integer *typed_integer_obj =
BT_OBJECT_TO_INTEGER(integer_obj);
- if (!integer_obj || !bt_object_is_integer(integer_obj)) {
- ret = -1;
+ if (!integer_obj || !bt_object_is_integer(integer_obj) || !val) {
+ ret = BT_OBJECT_STATUS_INVAL;
goto end;
}
return ret;
}
-int bt_object_integer_set(struct bt_object *integer_obj, int64_t val)
+enum bt_object_status bt_object_integer_set(struct bt_object *integer_obj,
+ int64_t val)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_integer *typed_integer_obj =
BT_OBJECT_TO_INTEGER(integer_obj);
if (!integer_obj || !bt_object_is_integer(integer_obj)) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ if (integer_obj->is_frozen) {
+ ret = BT_OBJECT_STATUS_FROZEN;
goto end;
}
return ret;
}
-int bt_object_float_get(const struct bt_object *float_obj, double *val)
+enum bt_object_status bt_object_float_get(const struct bt_object *float_obj,
+ double *val)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_float *typed_float_obj =
BT_OBJECT_TO_FLOAT(float_obj);
- if (!float_obj || !bt_object_is_float(float_obj)) {
- ret = -1;
+ if (!float_obj || !bt_object_is_float(float_obj) || !val) {
+ ret = BT_OBJECT_STATUS_INVAL;
goto end;
}
return ret;
}
-int bt_object_float_set(struct bt_object *float_obj, double val)
+enum bt_object_status bt_object_float_set(struct bt_object *float_obj,
+ double val)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_float *typed_float_obj =
BT_OBJECT_TO_FLOAT(float_obj);
if (!float_obj || !bt_object_is_float(float_obj)) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ if (float_obj->is_frozen) {
+ ret = BT_OBJECT_STATUS_FROZEN;
goto end;
}
return ret;
}
-const char *bt_object_string_get(const struct bt_object *string_obj)
+enum bt_object_status bt_object_string_get(const struct bt_object *string_obj,
+ const char **val)
{
- const char *ret;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_string *typed_string_obj =
BT_OBJECT_TO_STRING(string_obj);
- if (!string_obj || !bt_object_is_string(string_obj)) {
- ret = NULL;
+ if (!string_obj || !bt_object_is_string(string_obj) || !val) {
+ ret = BT_OBJECT_STATUS_INVAL;
goto end;
}
- ret = typed_string_obj->gstr->str;
+ *val = typed_string_obj->gstr->str;
end:
return ret;
}
-int bt_object_string_set(struct bt_object *string_obj, const char *val)
+enum bt_object_status bt_object_string_set(struct bt_object *string_obj,
+ const char *val)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_string *typed_string_obj =
BT_OBJECT_TO_STRING(string_obj);
if (!string_obj || !bt_object_is_string(string_obj) || !val) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ if (string_obj->is_frozen) {
+ ret = BT_OBJECT_STATUS_FROZEN;
goto end;
}
int bt_object_array_size(const struct bt_object *array_obj)
{
- int ret = 0;
+ int ret;
struct bt_object_array *typed_array_obj =
BT_OBJECT_TO_ARRAY(array_obj);
if (!array_obj || !bt_object_is_array(array_obj)) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
goto end;
}
return ret;
}
-int bt_object_array_append(struct bt_object *array_obj,
+enum bt_object_status bt_object_array_append(struct bt_object *array_obj,
struct bt_object *element_obj)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_array *typed_array_obj =
BT_OBJECT_TO_ARRAY(array_obj);
if (!array_obj || !bt_object_is_array(array_obj) || !element_obj) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ if (array_obj->is_frozen) {
+ ret = BT_OBJECT_STATUS_FROZEN;
goto end;
}
return ret;
}
-int bt_object_array_append_bool(struct bt_object *array_obj, bool val)
+enum bt_object_status bt_object_array_append_bool(struct bt_object *array_obj,
+ bool val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *bool_obj = NULL;
bool_obj = bt_object_bool_create_init(val);
return ret;
}
-int bt_object_array_append_integer(struct bt_object *array_obj, int64_t val)
+enum bt_object_status bt_object_array_append_integer(
+ struct bt_object *array_obj, int64_t val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *integer_obj = NULL;
integer_obj = bt_object_integer_create_init(val);
return ret;
}
-int bt_object_array_append_float(struct bt_object *array_obj, double val)
+enum bt_object_status bt_object_array_append_float(struct bt_object *array_obj,
+ double val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *float_obj = NULL;
float_obj = bt_object_float_create_init(val);
return ret;
}
-int bt_object_array_append_string(struct bt_object *array_obj, const char *val)
+enum bt_object_status bt_object_array_append_string(struct bt_object *array_obj,
+ const char *val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *string_obj = NULL;
string_obj = bt_object_string_create_init(val);
return ret;
}
-int bt_object_array_append_array(struct bt_object *array_obj)
+enum bt_object_status bt_object_array_append_array(struct bt_object *array_obj)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *empty_array_obj = NULL;
empty_array_obj = bt_object_array_create();
return ret;
}
-int bt_object_array_append_map(struct bt_object *array_obj)
+enum bt_object_status bt_object_array_append_map(struct bt_object *array_obj)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *map_obj = NULL;
map_obj = bt_object_map_create();
return ret;
}
-int bt_object_array_set(struct bt_object *array_obj, size_t index,
- struct bt_object *element_obj)
+enum bt_object_status bt_object_array_set(struct bt_object *array_obj,
+ size_t index, struct bt_object *element_obj)
{
- int ret = 0;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_array *typed_array_obj =
BT_OBJECT_TO_ARRAY(array_obj);
if (!array_obj || !bt_object_is_array(array_obj) || !element_obj ||
index >= typed_array_obj->garray->len) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ if (array_obj->is_frozen) {
+ ret = BT_OBJECT_STATUS_FROZEN;
goto end;
}
struct bt_object_map *typed_map_obj = BT_OBJECT_TO_MAP(map_obj);
if (!map_obj || !bt_object_is_map(map_obj)) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
goto end;
}
return ret;
}
-int bt_object_map_insert(struct bt_object *map_obj, const char *key,
- struct bt_object *element_obj)
+enum bt_object_status bt_object_map_insert(struct bt_object *map_obj,
+ const char *key, struct bt_object *element_obj)
{
- int ret = 0;
GQuark quark;
+ enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_map *typed_map_obj = BT_OBJECT_TO_MAP(map_obj);
if (!map_obj || !bt_object_is_map(map_obj) || !key || !element_obj) {
- ret = -1;
+ ret = BT_OBJECT_STATUS_INVAL;
+ goto end;
+ }
+
+ if (map_obj->is_frozen) {
+ ret = BT_OBJECT_STATUS_FROZEN;
goto end;
}
return ret;
}
-int bt_object_map_insert_bool(struct bt_object *map_obj,
+enum bt_object_status bt_object_map_insert_bool(struct bt_object *map_obj,
const char *key, bool val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *bool_obj = NULL;
bool_obj = bt_object_bool_create_init(val);
return ret;
}
-int bt_object_map_insert_integer(struct bt_object *map_obj,
+enum bt_object_status bt_object_map_insert_integer(struct bt_object *map_obj,
const char *key, int64_t val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *integer_obj = NULL;
integer_obj = bt_object_integer_create_init(val);
return ret;
}
-int bt_object_map_insert_float(struct bt_object *map_obj,
+enum bt_object_status bt_object_map_insert_float(struct bt_object *map_obj,
const char *key, double val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *float_obj = NULL;
float_obj = bt_object_float_create_init(val);
return ret;
}
-int bt_object_map_insert_string(struct bt_object *map_obj,
+enum bt_object_status bt_object_map_insert_string(struct bt_object *map_obj,
const char *key, const char *val)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *string_obj = NULL;
string_obj = bt_object_string_create_init(val);
return ret;
}
-int bt_object_map_insert_array(struct bt_object *map_obj,
+enum bt_object_status bt_object_map_insert_array(struct bt_object *map_obj,
const char *key)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *array_obj = NULL;
array_obj = bt_object_array_create();
return ret;
}
-int bt_object_map_insert_map(struct bt_object *map_obj,
+enum bt_object_status bt_object_map_insert_map(struct bt_object *map_obj,
const char *key)
{
- int ret;
+ enum bt_object_status ret;
struct bt_object *empty_map_obj = NULL;
empty_map_obj = bt_object_map_create();
return ret;
}
-int bt_object_map_foreach(const struct bt_object *map_obj,
+enum bt_object_status bt_object_map_foreach(const struct bt_object *map_obj,
bt_object_map_foreach_cb cb, void *data)
{
enum bt_object_status ret = BT_OBJECT_STATUS_OK;
struct bt_object_map *typed_map_obj = BT_OBJECT_TO_MAP(map_obj);
if (!map_obj || !bt_object_is_map(map_obj) || !cb) {
- ret = BT_OBJECT_STATUS_ERROR;
+ ret = BT_OBJECT_STATUS_INVAL;
goto end;
}