#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"
/* Right child of a ctf expression can be any type of unary exp. */
break; /* OK */
case NODE_TYPE_DECLARATOR:
- case NODE_ENUM:
/*
- * We are the length of a type declarator or the size of an enum
- * container. We can only be a numeric constant.
+ * We are the length of a type declarator.
*/
switch (node->u.unary_expression.type) {
- case UNARY_SIGNED_CONSTANT:
case UNARY_UNSIGNED_CONSTANT:
+ case UNARY_STRING:
break;
default:
- fprintf(fd, "[error]: semantic error (children of type declarator and enum can only be numeric constants)\n");
+ fprintf(fd, "[error]: semantic error (children of type declarator and enum can only be unsigned numeric constants or references to fields (a.b.c))\n");
goto errperm;
}
break; /* OK */
+
+ case NODE_STRUCT:
+ /*
+ * We are the size of a struct align attribute.
+ */
+ switch (node->u.unary_expression.type) {
+ case UNARY_UNSIGNED_CONSTANT:
+ break;
+ default:
+ fprintf(fd, "[error]: semantic error (structure alignment attribute can only be unsigned numeric constants)\n");
+ goto errperm;
+ }
+ break;
+
case NODE_ENUMERATOR:
/* The enumerator's parent has validated its validity already. */
break; /* OK */
case NODE_ROOT:
case NODE_EVENT:
case NODE_STREAM:
+ case NODE_ENV:
case NODE_TRACE:
+ case NODE_CLOCK:
case NODE_TYPEDEF:
case NODE_TYPEALIAS_TARGET:
case NODE_TYPEALIAS_ALIAS:
case NODE_FLOATING_POINT:
case NODE_INTEGER:
case NODE_STRING:
+ case NODE_ENUM:
case NODE_STRUCT_OR_VARIANT_DECLARATION:
case NODE_VARIANT:
- case NODE_STRUCT:
default:
goto errinval;
}
}
static
-int ctf_visitor_type_specifier(FILE *fd, int depth, struct ctf_node *node)
+int ctf_visitor_type_specifier_list(FILE *fd, int depth, struct ctf_node *node)
{
switch (node->parent->type) {
case NODE_CTF_EXPRESSION:
case NODE_TYPEALIAS_ALIAS:
case NODE_ENUM:
case NODE_STRUCT_OR_VARIANT_DECLARATION:
+ case NODE_ROOT:
+ break; /* OK */
+
+ case NODE_EVENT:
+ case NODE_STREAM:
+ case NODE_ENV:
+ case NODE_TRACE:
+ case NODE_CLOCK:
+ case NODE_UNARY_EXPRESSION:
+ case NODE_TYPEALIAS:
+ case NODE_TYPE_SPECIFIER:
+ case NODE_TYPE_SPECIFIER_LIST:
+ case NODE_POINTER:
+ case NODE_FLOATING_POINT:
+ case NODE_INTEGER:
+ case NODE_STRING:
+ case NODE_ENUMERATOR:
+ case NODE_VARIANT:
+ case NODE_STRUCT:
+ default:
+ goto errinval;
+ }
+ return 0;
+errinval:
+ fprintf(fd, "[error] %s: incoherent parent type %s for node type %s\n", __func__,
+ node_type(node->parent), node_type(node));
+ return -EINVAL; /* Incoherent structure */
+}
+
+static
+int ctf_visitor_type_specifier(FILE *fd, int depth, struct ctf_node *node)
+{
+ switch (node->parent->type) {
+ case NODE_TYPE_SPECIFIER_LIST:
break; /* OK */
+ case NODE_CTF_EXPRESSION:
+ case NODE_TYPE_DECLARATOR:
+ case NODE_TYPEDEF:
+ case NODE_TYPEALIAS_TARGET:
+ case NODE_TYPEALIAS_ALIAS:
+ case NODE_ENUM:
+ case NODE_STRUCT_OR_VARIANT_DECLARATION:
case NODE_ROOT:
case NODE_EVENT:
case NODE_STREAM:
+ case NODE_ENV:
case NODE_TRACE:
+ case NODE_CLOCK:
case NODE_UNARY_EXPRESSION:
case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
*/
if (node->u.type_declarator.type == TYPEDEC_NESTED)
goto errperm;
- if (cds_list_empty(&node->u.type_declarator.pointers))
- goto errperm;
+ cds_list_for_each_entry(iter, &node->parent->u.typealias_alias.type_specifier_list->u.type_specifier_list.head,
+ siblings) {
+ switch (iter->u.type_specifier.type) {
+ case TYPESPEC_FLOATING_POINT:
+ case TYPESPEC_INTEGER:
+ case TYPESPEC_STRING:
+ case TYPESPEC_STRUCT:
+ case TYPESPEC_VARIANT:
+ case TYPESPEC_ENUM:
+ if (cds_list_empty(&node->u.type_declarator.pointers))
+ goto errperm;
+ break;
+ default:
+ break;
+ }
+ }
if (node->u.type_declarator.type == TYPEDEC_ID &&
node->u.type_declarator.u.id != NULL)
goto errperm;
case NODE_ROOT:
case NODE_EVENT:
case NODE_STREAM:
+ case NODE_ENV:
case NODE_TRACE:
+ case NODE_CLOCK:
case NODE_CTF_EXPRESSION:
case NODE_UNARY_EXPRESSION:
case NODE_TYPEALIAS:
goto errinval;
}
- if (!cds_list_empty(&node->u.type_declarator.pointers)) {
- cds_list_for_each_entry(iter, &node->u.type_declarator.pointers,
- siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
+ cds_list_for_each_entry(iter, &node->u.type_declarator.pointers,
+ siblings) {
+ ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
+ if (ret)
+ return ret;
}
switch (node->u.type_declarator.type) {
break;
case TYPEDEC_NESTED:
{
- int nr_nest_len;
-
if (node->u.type_declarator.u.nested.type_declarator) {
ret = _ctf_visitor_semantic_check(fd, depth + 1,
node->u.type_declarator.u.nested.type_declarator);
if (ret)
return ret;
}
- cds_list_for_each_entry(iter, &node->u.type_declarator.u.nested.length,
- siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1,
- iter);
- if (ret)
- return ret;
- nr_nest_len++;
- if (iter->type == NODE_UNARY_EXPRESSION && nr_nest_len > 1) {
- goto errperm;
+ if (!node->u.type_declarator.u.nested.abstract_array) {
+ cds_list_for_each_entry(iter, &node->u.type_declarator.u.nested.length,
+ siblings) {
+ if (iter->type != NODE_UNARY_EXPRESSION) {
+ fprintf(fd, "[error] %s: expecting unary expression as length\n", __func__);
+ return -EINVAL;
+ }
+ ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ } else {
+ if (node->parent->type == NODE_TYPEALIAS_TARGET) {
+ fprintf(fd, "[error] %s: abstract array declarator not permitted as target of typealias\n", __func__);
+ return -EINVAL;
}
}
if (node->u.type_declarator.bitfield_len) {
switch (node->type) {
case NODE_ROOT:
- cds_list_for_each_entry(iter, &node->u.root._typedef,
- siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- cds_list_for_each_entry(iter, &node->u.root.typealias,
- siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- cds_list_for_each_entry(iter, &node->u.root.declaration_specifier, siblings) {
+ cds_list_for_each_entry(iter, &node->u.root.declaration_list, siblings) {
ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
if (ret)
return ret;
return ret;
}
break;
+ case NODE_ENV:
+ switch (node->parent->type) {
+ case NODE_ROOT:
+ break; /* OK */
+ default:
+ goto errinval;
+ }
+
+ cds_list_for_each_entry(iter, &node->u.env.declaration_list, siblings) {
+ ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ break;
case NODE_TRACE:
switch (node->parent->type) {
case NODE_ROOT:
return ret;
}
break;
+ case NODE_CLOCK:
+ switch (node->parent->type) {
+ case NODE_ROOT:
+ break; /* OK */
+ default:
+ goto errinval;
+ }
+
+ cds_list_for_each_entry(iter, &node->u.clock.declaration_list, siblings) {
+ ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
+ if (ret)
+ return ret;
+ }
+ break;
+
case NODE_CTF_EXPRESSION:
switch (node->parent->type) {
case NODE_ROOT:
case NODE_EVENT:
case NODE_STREAM:
+ case NODE_ENV:
case NODE_TRACE:
+ case NODE_CLOCK:
case NODE_FLOATING_POINT:
case NODE_INTEGER:
case NODE_STRING:
case NODE_STRUCT_OR_VARIANT_DECLARATION:
case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
+ case NODE_TYPE_SPECIFIER_LIST:
case NODE_POINTER:
case NODE_TYPE_DECLARATOR:
case NODE_ENUMERATOR:
case NODE_TYPEALIAS:
case NODE_STRUCT_OR_VARIANT_DECLARATION:
case NODE_TYPE_SPECIFIER:
+ case NODE_TYPE_SPECIFIER_LIST:
case NODE_POINTER:
case NODE_TYPE_DECLARATOR:
case NODE_FLOATING_POINT:
case NODE_STRING:
case NODE_ENUMERATOR:
case NODE_ENUM:
+ case NODE_CLOCK:
+ case NODE_ENV:
default:
goto errinval;
}
depth++;
- cds_list_for_each_entry(iter, &node->u._typedef.declaration_specifier, siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
+ ret = _ctf_visitor_semantic_check(fd, depth + 1,
+ node->u._typedef.type_specifier_list);
+ if (ret)
+ return ret;
cds_list_for_each_entry(iter, &node->u._typedef.type_declarators, siblings) {
ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
if (ret)
}
depth++;
- cds_list_for_each_entry(iter, &node->u.typealias_target.declaration_specifier, siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
+ ret = _ctf_visitor_semantic_check(fd, depth + 1,
+ node->u.typealias_target.type_specifier_list);
+ if (ret)
+ return ret;
nr_declarators = 0;
cds_list_for_each_entry(iter, &node->u.typealias_target.type_declarators, siblings) {
ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
}
depth++;
- cds_list_for_each_entry(iter, &node->u.typealias_alias.declaration_specifier, siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
+ ret = _ctf_visitor_semantic_check(fd, depth + 1,
+ node->u.typealias_alias.type_specifier_list);
+ if (ret)
+ return ret;
nr_declarators = 0;
cds_list_for_each_entry(iter, &node->u.typealias_alias.type_declarators, siblings) {
ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
case NODE_TYPEALIAS:
case NODE_STRUCT_OR_VARIANT_DECLARATION:
case NODE_TYPE_SPECIFIER:
+ case NODE_TYPE_SPECIFIER_LIST:
case NODE_POINTER:
case NODE_TYPE_DECLARATOR:
case NODE_FLOATING_POINT:
case NODE_STRING:
case NODE_ENUMERATOR:
case NODE_ENUM:
+ case NODE_CLOCK:
+ case NODE_ENV:
default:
goto errinval;
}
return ret;
break;
+ case NODE_TYPE_SPECIFIER_LIST:
+ ret = ctf_visitor_type_specifier_list(fd, depth, node);
+ if (ret)
+ return ret;
+ break;
case NODE_TYPE_SPECIFIER:
ret = ctf_visitor_type_specifier(fd, depth, node);
if (ret)
case NODE_FLOATING_POINT:
switch (node->parent->type) {
- case NODE_CTF_EXPRESSION:
- case NODE_TYPEDEF:
- case NODE_TYPEALIAS_TARGET:
- case NODE_TYPEALIAS_ALIAS:
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- break; /* OK */
-
- case NODE_ROOT:
- case NODE_EVENT:
- case NODE_STREAM:
- case NODE_TRACE:
- case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
- case NODE_POINTER:
- case NODE_TYPE_DECLARATOR:
- case NODE_FLOATING_POINT:
- case NODE_INTEGER:
- case NODE_STRING:
- case NODE_ENUMERATOR:
- case NODE_ENUM:
- case NODE_VARIANT:
- case NODE_STRUCT:
+ break; /* OK */
default:
goto errinval;
break;
case NODE_INTEGER:
switch (node->parent->type) {
- case NODE_CTF_EXPRESSION:
- case NODE_UNARY_EXPRESSION:
- case NODE_TYPEDEF:
- case NODE_TYPEALIAS_TARGET:
- case NODE_TYPEALIAS_ALIAS:
- case NODE_TYPE_DECLARATOR:
- case NODE_ENUM:
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- break; /* OK */
-
- case NODE_ROOT:
- case NODE_EVENT:
- case NODE_STREAM:
- case NODE_TRACE:
- case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
- case NODE_POINTER:
- case NODE_FLOATING_POINT:
- case NODE_INTEGER:
- case NODE_STRING:
- case NODE_ENUMERATOR:
- case NODE_VARIANT:
- case NODE_STRUCT:
+ break; /* OK */
default:
goto errinval;
break;
case NODE_STRING:
switch (node->parent->type) {
- case NODE_CTF_EXPRESSION:
- case NODE_TYPEDEF:
- case NODE_TYPEALIAS_TARGET:
- case NODE_TYPEALIAS_ALIAS:
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- break; /* OK */
-
- case NODE_ROOT:
- case NODE_EVENT:
- case NODE_STREAM:
- case NODE_TRACE:
- case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
- case NODE_POINTER:
- case NODE_TYPE_DECLARATOR:
- case NODE_FLOATING_POINT:
- case NODE_INTEGER:
- case NODE_STRING:
- case NODE_ENUMERATOR:
- case NODE_ENUM:
- case NODE_VARIANT:
- case NODE_STRUCT:
+ break; /* OK */
default:
goto errinval;
break;
case NODE_ENUM:
switch (node->parent->type) {
- case NODE_ROOT:
- case NODE_EVENT:
- case NODE_STREAM:
- case NODE_TRACE:
- case NODE_CTF_EXPRESSION:
- case NODE_TYPEDEF:
- case NODE_TYPEALIAS_TARGET:
- case NODE_TYPEALIAS_ALIAS:
- case NODE_TYPE_DECLARATOR:
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- break; /* OK */
-
- case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
- case NODE_POINTER:
- case NODE_FLOATING_POINT:
- case NODE_INTEGER:
- case NODE_STRING:
- case NODE_ENUMERATOR:
- case NODE_ENUM:
- case NODE_VARIANT:
- case NODE_STRUCT:
+ break; /* OK */
default:
goto errinval;
}
depth++;
- cds_list_for_each_entry(iter, &node->u._enum.container_type,
- siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
+ ret = _ctf_visitor_semantic_check(fd, depth + 1, node->u._enum.container_type);
+ if (ret)
+ return ret;
cds_list_for_each_entry(iter, &node->u._enum.enumerator_list, siblings) {
ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
default:
goto errinval;
}
- cds_list_for_each_entry(iter, &node->u.struct_or_variant_declaration.declaration_specifier, siblings) {
- ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
+ ret = _ctf_visitor_semantic_check(fd, depth + 1,
+ node->u.struct_or_variant_declaration.type_specifier_list);
+ if (ret)
+ return ret;
cds_list_for_each_entry(iter, &node->u.struct_or_variant_declaration.type_declarators, siblings) {
ret = _ctf_visitor_semantic_check(fd, depth + 1, iter);
if (ret)
break;
case NODE_VARIANT:
switch (node->parent->type) {
- case NODE_ROOT:
- case NODE_EVENT:
- case NODE_STREAM:
- case NODE_TRACE:
- case NODE_CTF_EXPRESSION:
- case NODE_TYPEDEF:
- case NODE_TYPEALIAS_TARGET:
- case NODE_TYPEALIAS_ALIAS:
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- break; /* OK */
-
- case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
- case NODE_POINTER:
- case NODE_TYPE_DECLARATOR:
- case NODE_FLOATING_POINT:
- case NODE_INTEGER:
- case NODE_STRING:
- case NODE_ENUMERATOR:
- case NODE_ENUM:
- case NODE_VARIANT:
- case NODE_STRUCT:
+ break; /* OK */
default:
goto errinval;
case NODE_STRUCT:
switch (node->parent->type) {
- case NODE_ROOT:
- case NODE_EVENT:
- case NODE_STREAM:
- case NODE_TRACE:
- case NODE_CTF_EXPRESSION:
- case NODE_TYPEDEF:
- case NODE_TYPEALIAS_TARGET:
- case NODE_TYPEALIAS_ALIAS:
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- break; /* OK */
-
- case NODE_TYPEALIAS:
case NODE_TYPE_SPECIFIER:
- case NODE_POINTER:
- case NODE_TYPE_DECLARATOR:
- case NODE_FLOATING_POINT:
- case NODE_INTEGER:
- case NODE_STRING:
- case NODE_ENUMERATOR:
- case NODE_ENUM:
- case NODE_VARIANT:
- case NODE_STRUCT:
+ break; /* OK */
default:
goto errinval;
* take the safe route and recreate them at each validation, just in
* case the structure has changed.
*/
- fprintf(fd, "CTF visitor: parent links creation... ");
+ printf_verbose("CTF visitor: parent links creation... ");
ret = ctf_visitor_parent_links(fd, depth, node);
if (ret)
return ret;
- fprintf(fd, "done.\n");
- fprintf(fd, "CTF visitor: semantic check... ");
+ printf_verbose("done.\n");
+ printf_verbose("CTF visitor: semantic check... ");
ret = _ctf_visitor_semantic_check(fd, depth, node);
if (ret)
return ret;
- fprintf(fd, "done.\n");
+ printf_verbose("done.\n");
return ret;
}