lib: add boolean field class and field types

[babeltrace.git] / src / lib / trace-ir / field.c

diff --git a/src/lib/trace-ir/field.c b/src/lib/trace-ir/field.c
index 26160c20d0d0ca013e29d0a0bd0f1102ca4c8556..95a76e49a95ee4177cf5ca68225b894141dc3fa6 100644 (file)
--- a/src/lib/trace-ir/field.c
+++ b/src/lib/trace-ir/field.c
@@ -74,6 +74,13 @@ bool structure_field_is_set(const struct bt_field *field);
 static
 bool variant_field_is_set(const struct bt_field *field);
 
+static
+struct bt_field_methods bool_field_methods = {
+       .set_is_frozen = set_single_field_is_frozen,
+       .is_set = single_field_is_set,
+       .reset = reset_single_field,
+};
+
 static
 struct bt_field_methods integer_field_methods = {
        .set_is_frozen = set_single_field_is_frozen,
@@ -116,6 +123,9 @@ struct bt_field_methods variant_field_methods = {
        .reset = reset_variant_field,
 };
 
+static
+struct bt_field *create_bool_field(struct bt_field_class *);
+
 static
 struct bt_field *create_integer_field(struct bt_field_class *);
 
@@ -139,6 +149,7 @@ struct bt_field *create_variant_field(struct bt_field_class *);
 
 static
 struct bt_field *(* const field_create_funcs[])(struct bt_field_class *) = {
+       [BT_FIELD_CLASS_TYPE_BOOL]                              = create_bool_field,
        [BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER]                  = create_integer_field,
        [BT_FIELD_CLASS_TYPE_SIGNED_INTEGER]                    = create_integer_field,
        [BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION]              = create_integer_field,
@@ -153,6 +164,9 @@ struct bt_field *(* const field_create_funcs[])(struct bt_field_class *) = {
        [BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR]      = create_variant_field,
 };
 
+static
+void destroy_bool_field(struct bt_field *field);
+
 static
 void destroy_integer_field(struct bt_field *field);
 
@@ -173,6 +187,7 @@ void destroy_variant_field(struct bt_field *field);
 
 static
 void (* const field_destroy_funcs[])(struct bt_field *) = {
+       [BT_FIELD_CLASS_TYPE_BOOL]                              = destroy_bool_field,
        [BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER]                  = destroy_integer_field,
        [BT_FIELD_CLASS_TYPE_SIGNED_INTEGER]                    = destroy_integer_field,
        [BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION]              = destroy_integer_field,
@@ -235,6 +250,26 @@ void init_field(struct bt_field *field, struct bt_field_class *fc,
        bt_object_get_no_null_check(fc);
 }
 
+static
+struct bt_field *create_bool_field(struct bt_field_class *fc)
+{
+       struct bt_field_bool *bool_field;
+
+       BT_LIB_LOGD("Creating boolean field object: %![fc-]+F", fc);
+       bool_field = g_new0(struct bt_field_bool, 1);
+       if (!bool_field) {
+               BT_LIB_LOGE_APPEND_CAUSE(
+                       "Failed to allocate one boolean field.");
+               goto end;
+       }
+
+       init_field((void *) bool_field, fc, &bool_field_methods);
+       BT_LIB_LOGD("Created boolean field object: %!+f", bool_field);
+
+end:
+       return (void *) bool_field;
+}
+
 static
 struct bt_field *create_integer_field(struct bt_field_class *fc)
 {
@@ -494,6 +529,29 @@ end:
        return (void *) array_field;
 }
 
+bt_bool bt_field_bool_get_value(const struct bt_field *field)
+{
+       const struct bt_field_bool *bool_field = (const void *) field;
+
+       BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_IS_SET(field, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_BOOL,
+               "Field");
+       return (bt_bool) bool_field->value;
+}
+
+void bt_field_bool_set_value(struct bt_field *field, bt_bool value)
+{
+       struct bt_field_bool *bool_field = (void *) field;
+
+       BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_BOOL,
+               "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
+       bool_field->value = (bool) value;
+       bt_field_set_single(field, true);
+}
+
 int64_t bt_field_integer_signed_get_value(const struct bt_field *field)
 {
        const struct bt_field_integer *int_field = (const void *) field;
@@ -952,6 +1010,15 @@ void bt_field_finalize(struct bt_field *field)
        BT_OBJECT_PUT_REF_AND_RESET(field->class);
 }
 
+static
+void destroy_bool_field(struct bt_field *field)
+{
+       BT_ASSERT(field);
+       BT_LIB_LOGD("Destroying boolean field object: %!+f", field);
+       bt_field_finalize(field);
+       g_free(field);
+}
+
 static
 void destroy_integer_field(struct bt_field *field)
 {