--- /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.
+ */
+
+#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/list.h>
+#include "ctf-scanner.h"
+#include "ctf-parser.h"
+#include "ctf-ast.h"
+
+#define printf_dbg(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_NESTED:
+ node->u.unary_expression.u.nested_exp->parent = node;
+ ret = ctf_visitor_unary_expression(fd, depth + 1,
+ node->u.unary_expression.u.nested_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)
+{
+ 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_CONST:
+ case TYPESPEC_ID_TYPE:
+ 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++;
+
+ if (!cds_list_empty(&node->u.type_declarator.pointers)) {
+ cds_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.length) {
+ node->u.type_declarator.u.nested.length->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1,
+ node->u.type_declarator.u.nested.length);
+ 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;
+
+ switch (node->type) {
+ case NODE_ROOT:
+ cds_list_for_each_entry(iter, &node->u.root._typedef,
+ siblings) {
+ iter->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ cds_list_for_each_entry(iter, &node->u.root.typealias,
+ siblings) {
+ iter->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ cds_list_for_each_entry(iter, &node->u.root.declaration_specifier, siblings) {
+ iter->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ cds_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;
+ }
+ cds_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;
+ }
+ cds_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;
+ }
+ break;
+
+ case NODE_EVENT:
+ cds_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:
+ cds_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_TRACE:
+ cds_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_CTF_EXPRESSION:
+ depth++;
+ cds_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;
+ }
+ cds_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++;
+ cds_list_for_each_entry(iter, &node->u._typedef.declaration_specifier, siblings) {
+ iter->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ cds_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++;
+ cds_list_for_each_entry(iter, &node->u.typealias_target.declaration_specifier, siblings) {
+ iter->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ cds_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++;
+ cds_list_for_each_entry(iter, &node->u.typealias_alias.declaration_specifier, siblings) {
+ iter->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ cds_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:
+ 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:
+ cds_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:
+ cds_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:
+ cds_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:
+ if (node->u.enumerator.id)
+ fprintf(fd, " id=\"%s\"", node->u.enumerator.id);
+ fprintf(fd, ">\n");
+ cds_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:
+ if (node->u._struct.name)
+ fprintf(fd, "<enum name=\"%s\">\n",
+ node->u._enum.enum_id);
+ else
+ fprintf(fd, "<enum >\n");
+ depth++;
+
+ if (node->u._enum.container_type) {
+ node->u._enum.container_type->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, node->u._enum.container_type);
+ if (ret)
+ return ret;
+ }
+
+ cds_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:
+ cds_list_for_each_entry(iter, &node->u.struct_or_variant_declaration.declaration_specifier, siblings) {
+ iter->parent = node;
+ ret = ctf_visitor_parent_links(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ cds_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:
+ if (node->u.variant.choice)
+ fprintf(fd, " choice=\"%s\"", node->u.variant.choice);
+ cds_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:
+ cds_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;
+ }
+ break;
+
+ case NODE_UNKNOWN:
+ default:
+ fprintf(fd, "[error] %s: unknown node type %d\n", __func__,
+ (int) node->type);
+ return -EINVAL;
+ }
+ return ret;
+}