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lib: fix can_seek_beginning method type cast
[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..62113d576d08f11b1bc722ad6e3a80ca7aeb8b74 100644 (file)
--- a/src/lib/trace-ir/field.c
+++ b/src/lib/trace-ir/field.c
@@ -47,6 +47,9 @@ void reset_array_field(struct bt_field *field);
 static
 void reset_structure_field(struct bt_field *field);
 
+static
+void reset_option_field(struct bt_field *field);
+
 static
 void reset_variant_field(struct bt_field *field);
 
@@ -59,6 +62,9 @@ void set_array_field_is_frozen(struct bt_field *field, bool is_frozen);
 static
 void set_structure_field_is_frozen(struct bt_field *field, bool is_frozen);
 
+static
+void set_option_field_is_frozen(struct bt_field *field, bool is_frozen);
+
 static
 void set_variant_field_is_frozen(struct bt_field *field, bool is_frozen);
 
@@ -71,9 +77,26 @@ bool array_field_is_set(const struct bt_field *field);
 static
 bool structure_field_is_set(const struct bt_field *field);
 
+static
+bool option_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 bit_array_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,
@@ -109,6 +132,13 @@ struct bt_field_methods array_field_methods = {
        .reset = reset_array_field,
 };
 
+static
+struct bt_field_methods option_field_methods = {
+       .set_is_frozen = set_option_field_is_frozen,
+       .is_set = option_field_is_set,
+       .reset = reset_option_field,
+};
+
 static
 struct bt_field_methods variant_field_methods = {
        .set_is_frozen = set_variant_field_is_frozen,
@@ -116,6 +146,12 @@ 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_bit_array_field(struct bt_field_class *);
+
 static
 struct bt_field *create_integer_field(struct bt_field_class *);
 
@@ -134,11 +170,16 @@ struct bt_field *create_static_array_field(struct bt_field_class *);
 static
 struct bt_field *create_dynamic_array_field(struct bt_field_class *);
 
+static
+struct bt_field *create_option_field(struct bt_field_class *);
+
 static
 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_BIT_ARRAY]                         = create_bit_array_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,
@@ -148,11 +189,18 @@ struct bt_field *(* const field_create_funcs[])(struct bt_field_class *) = {
        [BT_FIELD_CLASS_TYPE_STRUCTURE]                         = create_structure_field,
        [BT_FIELD_CLASS_TYPE_STATIC_ARRAY]                      = create_static_array_field,
        [BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY]                     = create_dynamic_array_field,
+       [BT_FIELD_CLASS_TYPE_OPTION]                            = create_option_field,
        [BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR]          = create_variant_field,
        [BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR]    = create_variant_field,
        [BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR]      = create_variant_field,
 };
 
+static
+void destroy_bool_field(struct bt_field *field);
+
+static
+void destroy_bit_array_field(struct bt_field *field);
+
 static
 void destroy_integer_field(struct bt_field *field);
 
@@ -168,11 +216,16 @@ void destroy_structure_field(struct bt_field *field);
 static
 void destroy_array_field(struct bt_field *field);
 
+static
+void destroy_option_field(struct bt_field *field);
+
 static
 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_BIT_ARRAY]                         = destroy_bit_array_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,
@@ -182,6 +235,7 @@ void (* const field_destroy_funcs[])(struct bt_field *) = {
        [BT_FIELD_CLASS_TYPE_STRUCTURE]                         = destroy_structure_field,
        [BT_FIELD_CLASS_TYPE_STATIC_ARRAY]                      = destroy_array_field,
        [BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY]                     = destroy_array_field,
+       [BT_FIELD_CLASS_TYPE_OPTION]                            = destroy_option_field,
        [BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR]          = destroy_variant_field,
        [BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR]    = destroy_variant_field,
        [BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR]      = destroy_variant_field,
@@ -235,6 +289,46 @@ 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_bit_array_field(struct bt_field_class *fc)
+{
+       struct bt_field_bit_array *ba_field;
+
+       BT_LIB_LOGD("Creating bit array field object: %![fc-]+F", fc);
+       ba_field = g_new0(struct bt_field_bit_array, 1);
+       if (!ba_field) {
+               BT_LIB_LOGE_APPEND_CAUSE(
+                       "Failed to allocate one bit array field.");
+               goto end;
+       }
+
+       init_field((void *) ba_field, fc, &bit_array_field_methods);
+       BT_LIB_LOGD("Created bit array field object: %!+f", ba_field);
+
+end:
+       return (void *) ba_field;
+}
+
 static
 struct bt_field *create_integer_field(struct bt_field_class *fc)
 {
@@ -371,6 +465,37 @@ end:
        return (void *) struct_field;
 }
 
+static
+struct bt_field *create_option_field(struct bt_field_class *fc)
+{
+       struct bt_field_option *opt_field;
+       struct bt_field_class_option *opt_fc = (void *) fc;
+
+       BT_LIB_LOGD("Creating option field object: %![fc-]+F", fc);
+       opt_field = g_new0(struct bt_field_option, 1);
+       if (!opt_field) {
+               BT_LIB_LOGE_APPEND_CAUSE(
+                       "Failed to allocate one option field.");
+               goto end;
+       }
+
+       init_field((void *) opt_field, fc, &option_field_methods);
+       opt_field->content_field = bt_field_create(opt_fc->content_fc);
+       if (!opt_field->content_field) {
+               BT_LIB_LOGE_APPEND_CAUSE(
+                       "Failed to create option field's content field: "
+                       "%![opt-fc-]+F, %![content-fc-]+F",
+                       opt_fc, opt_fc->content_fc);
+               BT_OBJECT_PUT_REF_AND_RESET(opt_field);
+               goto end;
+       }
+
+       BT_LIB_LOGD("Created option field object: %!+f", opt_field);
+
+end:
+       return (void *) opt_field;
+}
+
 static
 struct bt_field *create_variant_field(struct bt_field_class *fc)
 {
@@ -494,6 +619,61 @@ 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);
+}
+
+uint64_t bt_field_bit_array_get_value_as_integer(const struct bt_field *field)
+{
+       const struct bt_field_bit_array *ba_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_BIT_ARRAY, "Field");
+       return ba_field->value_as_int;
+}
+
+void bt_field_bit_array_set_value_as_integer(struct bt_field *field,
+               uint64_t value)
+{
+       struct bt_field_bit_array *ba_field = (void *) field;
+       struct bt_field_class_bit_array *ba_fc;
+
+       BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
+               BT_FIELD_CLASS_TYPE_BIT_ARRAY, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
+       ba_fc = (void *) field->class;
+       ba_field->value_as_int = value;
+
+       if (ba_fc->length < 64) {
+               /* Apply mask */
+               ba_field->value_as_int &= ((UINT64_C(1) << ba_fc->length) - 1);
+       }
+
+       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;
@@ -849,6 +1029,38 @@ const struct bt_field *bt_field_structure_borrow_member_field_by_name_const(
                (void *) field, name);
 }
 
+void bt_field_option_set_has_field(struct bt_field *field, bt_bool has_field)
+{
+       struct bt_field_option *opt_field = (void *) field;
+
+       BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
+               BT_FIELD_CLASS_TYPE_OPTION, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HOT(field, "Field");
+
+       if (has_field) {
+               opt_field->selected_field = opt_field->content_field;
+       } else {
+               opt_field->selected_field = NULL;
+       }
+}
+
+struct bt_field *bt_field_option_borrow_field(struct bt_field *field)
+{
+       struct bt_field_option *opt_field = (void *) field;
+
+       BT_ASSERT_PRE_DEV_NON_NULL(field, "Field");
+       BT_ASSERT_PRE_DEV_FIELD_HAS_CLASS_TYPE(field,
+               BT_FIELD_CLASS_TYPE_OPTION, "Field");
+       return opt_field->selected_field;
+}
+
+const struct bt_field *bt_field_option_borrow_field_const(
+               const struct bt_field *field)
+{
+       return (const void *) bt_field_option_borrow_field((void *) field);
+}
+
 static inline
 struct bt_field *borrow_variant_field_selected_option_field(
                struct bt_field *field)
@@ -952,6 +1164,24 @@ 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_bit_array_field(struct bt_field *field)
+{
+       BT_ASSERT(field);
+       BT_LIB_LOGD("Destroying bit array field object: %!+f", field);
+       bt_field_finalize(field);
+       g_free(field);
+}
+
 static
 void destroy_integer_field(struct bt_field *field)
 {
@@ -987,6 +1217,22 @@ void destroy_structure_field(struct bt_field *field)
        g_free(field);
 }
 
+static
+void destroy_option_field(struct bt_field *field)
+{
+       struct bt_field_option *opt_field = (void *) field;
+
+       BT_ASSERT(field);
+       BT_LIB_LOGD("Destroying option field object: %!+f", field);
+       bt_field_finalize(field);
+
+       if (opt_field->content_field) {
+               bt_field_destroy(opt_field->content_field);
+       }
+
+       g_free(field);
+}
+
 static
 void destroy_variant_field(struct bt_field *field)
 {
@@ -1065,6 +1311,16 @@ void reset_structure_field(struct bt_field *field)
        }
 }
 
+static
+void reset_option_field(struct bt_field *field)
+{
+       struct bt_field_option *opt_field = (void *) field;
+
+       BT_ASSERT(opt_field);
+       bt_field_reset(opt_field->content_field);
+       opt_field->selected_field = NULL;
+}
+
 static
 void reset_variant_field(struct bt_field *field)
 {
@@ -1112,12 +1368,23 @@ void set_structure_field_is_frozen(struct bt_field *field, bool is_frozen)
                BT_LIB_LOGD("Setting structure field's member field's "
                        "frozen state: %![field-]+f, index=%" PRIu64,
                        member_field, i);
-               bt_field_set_is_frozen(member_field, is_frozen);
+               _bt_field_set_is_frozen(member_field, is_frozen);
        }
 
        set_single_field_is_frozen(field, is_frozen);
 }
 
+static
+void set_option_field_is_frozen(struct bt_field *field, bool is_frozen)
+{
+       struct bt_field_option *opt_field = (void *) field;
+
+       BT_LIB_LOGD("Setting option field's frozen state: "
+               "%![field-]+f, is-frozen=%d", field, is_frozen);
+       _bt_field_set_is_frozen(opt_field->content_field, is_frozen);
+       set_single_field_is_frozen(field, is_frozen);
+}
+
 static
 void set_variant_field_is_frozen(struct bt_field *field, bool is_frozen)
 {
@@ -1133,7 +1400,7 @@ void set_variant_field_is_frozen(struct bt_field *field, bool is_frozen)
                BT_LIB_LOGD("Setting variant field's option field's "
                        "frozen state: %![field-]+f, index=%" PRIu64,
                        option_field, i);
-               bt_field_set_is_frozen(option_field, is_frozen);
+               _bt_field_set_is_frozen(option_field, is_frozen);
        }
 
        set_single_field_is_frozen(field, is_frozen);
@@ -1154,7 +1421,7 @@ void set_array_field_is_frozen(struct bt_field *field, bool is_frozen)
                BT_LIB_LOGD("Setting array field's element field's "
                        "frozen state: %![field-]+f, index=%" PRIu64,
                        elem_field, i);
-               bt_field_set_is_frozen(elem_field, is_frozen);
+               _bt_field_set_is_frozen(elem_field, is_frozen);
        }
 
        set_single_field_is_frozen(field, is_frozen);
@@ -1198,6 +1465,21 @@ end:
        return is_set;
 }
 
+static
+bool option_field_is_set(const struct bt_field *field)
+{
+       const struct bt_field_option *opt_field = (const void *) field;
+       bool is_set = false;
+
+       BT_ASSERT(field);
+
+       if (opt_field->selected_field) {
+               is_set = bt_field_is_set(opt_field->selected_field);
+       }
+
+       return is_set;
+}
+
 static
 bool variant_field_is_set(const struct bt_field *field)
 {
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