+++ /dev/null
-/*
- * ctf-visitor-parent-links.c
- *
- * Common Trace Format Metadata Parent Link Creator.
- *
- * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <assert.h>
-#include <glib.h>
-#include <inttypes.h>
-#include <errno.h>
-#include <babeltrace/babeltrace-internal.h>
-#include <babeltrace/list.h>
-#include "ctf-scanner.h"
-#include "ctf-parser.h"
-#include "ctf-ast.h"
-
-#define fprintf_dbg(fd, fmt, args...) fprintf(fd, "%s: " fmt, __func__, ## args)
-
-static
-int ctf_visitor_unary_expression(FILE *fd, int depth, struct ctf_node *node)
-{
- int ret = 0;
-
- switch (node->u.unary_expression.link) {
- case UNARY_LINK_UNKNOWN:
- case UNARY_DOTLINK:
- case UNARY_ARROWLINK:
- case UNARY_DOTDOTDOT:
- break;
- default:
- fprintf(fd, "[error] %s: unknown expression link type %d\n", __func__,
- (int) node->u.unary_expression.link);
- return -EINVAL;
- }
-
- switch (node->u.unary_expression.type) {
- case UNARY_STRING:
- case UNARY_SIGNED_CONSTANT:
- case UNARY_UNSIGNED_CONSTANT:
- break;
- case UNARY_SBRAC:
- node->u.unary_expression.u.sbrac_exp->parent = node;
- ret = ctf_visitor_unary_expression(fd, depth + 1,
- node->u.unary_expression.u.sbrac_exp);
- if (ret)
- return ret;
- break;
-
- case UNARY_UNKNOWN:
- default:
- fprintf(fd, "[error] %s: unknown expression type %d\n", __func__,
- (int) node->u.unary_expression.type);
- return -EINVAL;
- }
- return 0;
-}
-
-static
-int ctf_visitor_type_specifier(FILE *fd, int depth, struct ctf_node *node)
-{
- int ret;
-
- switch (node->u.type_specifier.type) {
- case TYPESPEC_VOID:
- case TYPESPEC_CHAR:
- case TYPESPEC_SHORT:
- case TYPESPEC_INT:
- case TYPESPEC_LONG:
- case TYPESPEC_FLOAT:
- case TYPESPEC_DOUBLE:
- case TYPESPEC_SIGNED:
- case TYPESPEC_UNSIGNED:
- case TYPESPEC_BOOL:
- case TYPESPEC_COMPLEX:
- case TYPESPEC_IMAGINARY:
- case TYPESPEC_CONST:
- case TYPESPEC_ID_TYPE:
- break;
- case TYPESPEC_FLOATING_POINT:
- case TYPESPEC_INTEGER:
- case TYPESPEC_STRING:
- case TYPESPEC_STRUCT:
- case TYPESPEC_VARIANT:
- case TYPESPEC_ENUM:
- node->u.type_specifier.node->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, node->u.type_specifier.node);
- if (ret)
- return ret;
- break;
-
- case TYPESPEC_UNKNOWN:
- default:
- fprintf(fd, "[error] %s: unknown type specifier %d\n", __func__,
- (int) node->u.type_specifier.type);
- return -EINVAL;
- }
- return 0;
-}
-
-static
-int ctf_visitor_type_declarator(FILE *fd, int depth, struct ctf_node *node)
-{
- int ret = 0;
- struct ctf_node *iter;
-
- depth++;
-
- bt_list_for_each_entry(iter, &node->u.type_declarator.pointers,
- siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
-
- switch (node->u.type_declarator.type) {
- case TYPEDEC_ID:
- break;
- case TYPEDEC_NESTED:
- if (node->u.type_declarator.u.nested.type_declarator) {
- node->u.type_declarator.u.nested.type_declarator->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1,
- node->u.type_declarator.u.nested.type_declarator);
- if (ret)
- return ret;
- }
- if (!node->u.type_declarator.u.nested.abstract_array) {
- bt_list_for_each_entry(iter, &node->u.type_declarator.u.nested.length,
- siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- }
- if (node->u.type_declarator.bitfield_len) {
- node->u.type_declarator.bitfield_len = node;
- ret = ctf_visitor_parent_links(fd, depth + 1,
- node->u.type_declarator.bitfield_len);
- if (ret)
- return ret;
- }
- break;
- case TYPEDEC_UNKNOWN:
- default:
- fprintf(fd, "[error] %s: unknown type declarator %d\n", __func__,
- (int) node->u.type_declarator.type);
- return -EINVAL;
- }
- depth--;
- return 0;
-}
-
-int ctf_visitor_parent_links(FILE *fd, int depth, struct ctf_node *node)
-{
- int ret = 0;
- struct ctf_node *iter;
-
- if (node->visited)
- return 0;
-
- switch (node->type) {
- case NODE_ROOT:
- bt_list_for_each_entry(iter, &node->u.root.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- bt_list_for_each_entry(iter, &node->u.root.trace, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- bt_list_for_each_entry(iter, &node->u.root.stream, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- bt_list_for_each_entry(iter, &node->u.root.event, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- bt_list_for_each_entry(iter, &node->u.root.clock, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
-
- case NODE_EVENT:
- bt_list_for_each_entry(iter, &node->u.event.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_STREAM:
- bt_list_for_each_entry(iter, &node->u.stream.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_ENV:
- bt_list_for_each_entry(iter, &node->u.env.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_TRACE:
- bt_list_for_each_entry(iter, &node->u.trace.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_CLOCK:
- bt_list_for_each_entry(iter, &node->u.clock.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_CALLSITE:
- bt_list_for_each_entry(iter, &node->u.callsite.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
-
- case NODE_CTF_EXPRESSION:
- depth++;
- bt_list_for_each_entry(iter, &node->u.ctf_expression.left, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- bt_list_for_each_entry(iter, &node->u.ctf_expression.right, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- depth--;
- break;
- case NODE_UNARY_EXPRESSION:
- return ctf_visitor_unary_expression(fd, depth, node);
-
- case NODE_TYPEDEF:
- depth++;
- node->u._typedef.type_specifier_list->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, node->u._typedef.type_specifier_list);
- if (ret)
- return ret;
- bt_list_for_each_entry(iter, &node->u._typedef.type_declarators, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- depth--;
- break;
- case NODE_TYPEALIAS_TARGET:
- depth++;
- node->u.typealias_target.type_specifier_list->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, node->u.typealias_target.type_specifier_list);
- if (ret)
- return ret;
- bt_list_for_each_entry(iter, &node->u.typealias_target.type_declarators, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- depth--;
- break;
- case NODE_TYPEALIAS_ALIAS:
- depth++;
- node->u.typealias_alias.type_specifier_list->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, node->u.typealias_alias.type_specifier_list);
- if (ret)
- return ret;
- bt_list_for_each_entry(iter, &node->u.typealias_alias.type_declarators, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- depth--;
- break;
- case NODE_TYPEALIAS:
- node->u.typealias.target->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, node->u.typealias.target);
- if (ret)
- return ret;
- node->u.typealias.alias->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, node->u.typealias.alias);
- if (ret)
- return ret;
- break;
-
- case NODE_TYPE_SPECIFIER_LIST:
- bt_list_for_each_entry(iter, &node->u.type_specifier_list.head, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
-
- case NODE_TYPE_SPECIFIER:
- ret = ctf_visitor_type_specifier(fd, depth, node);
- if (ret)
- return ret;
- break;
- case NODE_POINTER:
- break;
- case NODE_TYPE_DECLARATOR:
- ret = ctf_visitor_type_declarator(fd, depth, node);
- if (ret)
- return ret;
- break;
-
- case NODE_FLOATING_POINT:
- bt_list_for_each_entry(iter, &node->u.floating_point.expressions, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_INTEGER:
- bt_list_for_each_entry(iter, &node->u.integer.expressions, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_STRING:
- bt_list_for_each_entry(iter, &node->u.string.expressions, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_ENUMERATOR:
- bt_list_for_each_entry(iter, &node->u.enumerator.values, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_ENUM:
- depth++;
- if (node->u._enum.container_type) {
- ret = ctf_visitor_parent_links(fd, depth + 1, node->u._enum.container_type);
- if (ret)
- return ret;
- }
-
- bt_list_for_each_entry(iter, &node->u._enum.enumerator_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- depth--;
- break;
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- node->u.struct_or_variant_declaration.type_specifier_list->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1,
- node->u.struct_or_variant_declaration.type_specifier_list);
- if (ret)
- return ret;
- bt_list_for_each_entry(iter, &node->u.struct_or_variant_declaration.type_declarators, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_VARIANT:
- bt_list_for_each_entry(iter, &node->u.variant.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
- case NODE_STRUCT:
- bt_list_for_each_entry(iter, &node->u._struct.declaration_list, siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- bt_list_for_each_entry(iter, &node->u._struct.min_align,
- siblings) {
- iter->parent = node;
- ret = ctf_visitor_parent_links(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- break;
-
- case NODE_UNKNOWN:
- default:
- fprintf(fd, "[error] %s: unknown node type %d\n", __func__,
- (int) node->type);
- return -EINVAL;
- }
- return ret;
-}
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