#include <assert.h>
#include <glib.h>
#include <inttypes.h>
+#include <endian.h>
#include <errno.h>
#include <babeltrace/list.h>
#include <uuid/uuid.h>
cds_list_entry((ptr)->next, type, member)
static
-int ctf_visitor_print_type_specifier(FILE *fd, int depth, struct ctf_node *node)
-{
- print_tabs(fd, depth);
- fprintf(fd, "<type_specifier \"");
-
- switch (node->u.type_specifier.type) {
- case TYPESPEC_VOID:
- fprintf(fd, "void");
- break;
- case TYPESPEC_CHAR:
- fprintf(fd, "char");
- break;
- case TYPESPEC_SHORT:
- fprintf(fd, "short");
- break;
- case TYPESPEC_INT:
- fprintf(fd, "int");
- break;
- case TYPESPEC_LONG:
- fprintf(fd, "long");
- break;
- case TYPESPEC_FLOAT:
- fprintf(fd, "float");
- break;
- case TYPESPEC_DOUBLE:
- fprintf(fd, "double");
- break;
- case TYPESPEC_SIGNED:
- fprintf(fd, "signed");
- break;
- case TYPESPEC_UNSIGNED:
- fprintf(fd, "unsigned");
- break;
- case TYPESPEC_BOOL:
- fprintf(fd, "bool");
- break;
- case TYPESPEC_COMPLEX:
- fprintf(fd, "_Complex");
- break;
- case TYPESPEC_IMAGINARY:
- fprintf(fd, "_Imaginary");
- break;
- case TYPESPEC_CONST:
- fprintf(fd, "const");
- break;
- case TYPESPEC_ID_TYPE:
- fprintf(fd, "%s", node->u.type_specifier.id_type);
- break;
-
- case TYPESPEC_UNKNOWN:
- default:
- fprintf(stderr, "[error] %s: unknown type specifier %d\n", __func__,
- (int) node->u.type_specifier.type);
- return -EINVAL;
- }
- fprintf(fd, "\"/>\n");
- return 0;
-}
-
-static
-int ctf_visitor_print_type_declarator(FILE *fd, int depth, struct ctf_node *node)
-{
- int ret = 0;
- struct ctf_node *iter;
-
- print_tabs(fd, depth);
- fprintf(fd, "<type_declarator>\n");
- depth++;
-
- if (!cds_list_empty(&node->u.type_declarator.pointers)) {
- print_tabs(fd, depth);
- fprintf(fd, "<pointers>\n");
- cds_list_for_each_entry(iter, &node->u.type_declarator.pointers,
- siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</pointers>\n");
- }
-
- switch (node->u.type_declarator.type) {
- case TYPEDEC_ID:
- if (node->u.type_declarator.u.id) {
- print_tabs(fd, depth);
- fprintf(fd, "<id \"");
- fprintf(fd, "%s", node->u.type_declarator.u.id);
- fprintf(fd, "\" />\n");
- }
- break;
- case TYPEDEC_NESTED:
- if (node->u.type_declarator.u.nested.type_declarator) {
- print_tabs(fd, depth);
- fprintf(fd, "<type_declarator>\n");
- ret = ctf_visitor_print_xml(fd, depth + 1,
- node->u.type_declarator.u.nested.type_declarator);
- if (ret)
- return ret;
- print_tabs(fd, depth);
- fprintf(fd, "</type_declarator>\n");
- }
- if (node->u.type_declarator.u.nested.length) {
- print_tabs(fd, depth);
- fprintf(fd, "<length>\n");
- ret = ctf_visitor_print_xml(fd, depth + 1,
- node->u.type_declarator.u.nested.length);
- if (ret)
- return ret;
- print_tabs(fd, depth);
- fprintf(fd, "</length>\n");
- }
- if (node->u.type_declarator.u.nested.abstract_array) {
- print_tabs(fd, depth);
- fprintf(fd, "<length>\n");
- print_tabs(fd, depth);
- fprintf(fd, "</length>\n");
- }
- if (node->u.type_declarator.bitfield_len) {
- print_tabs(fd, depth);
- fprintf(fd, "<bitfield_len>\n");
- ret = ctf_visitor_print_xml(fd, depth + 1,
- node->u.type_declarator.bitfield_len);
- if (ret)
- return ret;
- print_tabs(fd, depth);
- fprintf(fd, "</bitfield_len>\n");
- }
- break;
- case TYPEDEC_UNKNOWN:
- default:
- fprintf(stderr, "[error] %s: unknown type declarator %d\n", __func__,
- (int) node->u.type_declarator.type);
- return -EINVAL;
- }
-
- depth--;
- print_tabs(fd, depth);
- fprintf(fd, "</type_declarator>\n");
- return 0;
-}
+struct declaration *ctf_declaration_specifier_visit(FILE *fd,
+ int depth, struct cds_list_head *head,
+ struct declaration_scope *declaration_scope);
/*
* String returned must be freed by the caller using g_free.
*/
static
-char *concatenate_unary_strings(struct list_head *head)
+char *concatenate_unary_strings(struct cds_list_head *head)
{
struct ctf_node *node;
GString *str;
}
static
-int get_unary_unsigned(struct list_head *head, uint64_t *value)
+int get_unary_unsigned(struct cds_list_head *head, uint64_t *value)
{
struct ctf_node *node;
int i = 0;
}
static
-int get_unary_uuid(struct list_head *head, uuid_t *uuid)
+int get_unary_uuid(struct cds_list_head *head, uuid_t *uuid)
{
struct ctf_node *node;
int i = 0;
return g_ptr_array_index(trace->streams, stream_id);
}
-/*
- * Also add named variant, struct or enum to the current declaration scope.
- */
static
-struct ctf_declaration *ctf_declaration_specifier_visit(FILE *fd,
- int depth, struct list_head *head,
- struct declaration_scope *declaration_scope)
+void visit_declaration_specifier(struct cds_list_head *declaration_specifier, GString *str)
{
- struct ctf_declaration *declaration;
- struct node *first;
+ struct ctf_node *iter;
+ int alias_item_nr = 0;
+ int err;
- first = _cds_list_first_entry(head, struct node, siblings);
+ cds_list_for_each_entry(iter, declaration_specifier, siblings) {
+ if (alias_item_nr != 0)
+ g_string_append(str, " ");
+ alias_item_nr++;
+
+ switch (iter->type) {
+ case NODE_TYPE_SPECIFIER:
+ switch (iter->u.type_specifier.type) {
+ case TYPESPEC_VOID:
+ g_string_append(str, "void");
+ break;
+ case TYPESPEC_CHAR:
+ g_string_append(str, "char");
+ break;
+ case TYPESPEC_SHORT:
+ g_string_append(str, "short");
+ break;
+ case TYPESPEC_INT:
+ g_string_append(str, "int");
+ break;
+ case TYPESPEC_LONG:
+ g_string_append(str, "long");
+ break;
+ case TYPESPEC_FLOAT:
+ g_string_append(str, "float");
+ break;
+ case TYPESPEC_DOUBLE:
+ g_string_append(str, "double");
+ break;
+ case TYPESPEC_SIGNED:
+ g_string_append(str, "signed");
+ break;
+ case TYPESPEC_UNSIGNED:
+ g_string_append(str, "unsigned");
+ break;
+ case TYPESPEC_BOOL:
+ g_string_append(str, "bool");
+ break;
+ case TYPESPEC_COMPLEX:
+ g_string_append(str, "_Complex");
+ break;
+ case TYPESPEC_IMAGINARY:
+ g_string_append(str, "_Imaginary");
+ break;
+ case TYPESPEC_CONST:
+ g_string_append(str, "const");
+ break;
+ case TYPESPEC_ID_TYPE:
+ if (iter->u.type_specifier.id_type)
+ g_string_append(str, iter->u.type_specifier.id_type);
+ break;
+ default:
+ fprintf(stderr, "[error] %s: unknown specifier\n", __func__);
+ err = -EINVAL;
+ goto error;
+ }
+ break;
+ case NODE_ENUM:
+ if (!iter->u._enum.enum_id) {
+ fprintf(stderr, "[error] %s: unexpected empty enum ID\n", __func__);
+ err = -EINVAL;
+ goto error;
+ }
+ g_string_append(str, "enum ");
+ g_string_append(str, iter->u._enum.enum_id);
+ break;
+ case NODE_VARIANT:
+ if (!iter->u.variant.name) {
+ fprintf(stderr, "[error] %s: unexpected empty variant name\n", __func__);
+ err = -EINVAL;
+ goto error;
+ }
+ g_string_append(str, "variant ");
+ g_string_append(str, iter->u.variant.name);
+ break;
+ case NODE_STRUCT:
+ if (!iter->u._struct.name) {
+ fprintf(stderr, "[error] %s: unexpected empty variant name\n", __func__);
+ err = -EINVAL;
+ goto error;
+ }
+ g_string_append(str, "struct ");
+ g_string_append(str, iter->u._struct.name);
+ break;
+ default:
+ fprintf(stderr, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type);
+ err = -EINVAL;
+ goto error;
+ }
+ }
+ return 0;
+error:
+ return err;
+}
- switch (first->type) {
- case NODE_STRUCT:
- /*
- * For named struct (without body), lookup in
- * declaration scope and create declaration copy.
- */
- /* For named struct (with body), create type and add to declaration scope */
- /* For unnamed struct, create type */
- break;
- case NODE_VARIANT:
- /*
- * For named variant (without body), lookup in
- * declaration scope and create declaration copy.
- */
- /* For named variant (with body), create type and add to declaration scope */
- /* For unnamed variant, create type */
- /* If variant has a tag field specifier, assign tag name. */
- break;
- case NODE_ENUM:
- /*
- * For named enum (without body), lookup in declaration
- * scope and create declaration copy.
- */
- /* For named enum (with body), create type and add to declaration scope */
- /* For unnamed enum, create type */
- /* Enumerations need to have their size/type specifier (< >). */
- break;
- case NODE_INTEGER:
- /*
- * Create an integer declaration.
- */
- break;
- case NODE_FLOATING_POINT:
- /*
- * Create a floating point declaration.
- */
- break;
- case NODE_STRING:
- /*
- * Create a string declaration.
- */
- break;
- case NODE_TYPE_SPECIFIER:
- /*
- * Lookup named type in typedef declarations (in
- * declaration scope). Create a copy of the declaration.
- */
- break;
+static
+GQuark create_typealias_identifier(int fd, int depth,
+ struct cds_list_head *declaration_specifier,
+ struct ctf_node *node_type_declarator)
+{
+ GString *str;
+ const char *str_c;
+ GQuark alias_q;
+ int ret;
+ str = g_string_new();
+ ret = visit_declaration_specifier(declaration_specifier, str);
+ if (ret) {
+ g_string_free(str, TRUE);
+ return 0;
+ }
+ cds_list_for_each_entry(iter, &node_type_declarator->u.type_declarator.pointers, siblings) {
+ g_string_append(str, " *");
+ if (iter->u.pointer.const_qualifier)
+ g_string_append(str, " const");
}
+ str_c = g_string_free(str, FALSE);
+ alias_q = g_quark_from_string(str_c);
+ g_free(str_c);
+ return alias_q;
}
static
-int ctf_typedef_declarator_visit(FILE *fd, int depth,
- struct list_head *declaration_specifier,
- struct node *type_declarator,
- struct declaration_scope *declaration_scope)
+struct declaration *ctf_type_declarator_visit(int fd, int depth,
+ struct cds_list_head *declaration_specifier,
+ GQuark *field_name,
+ struct ctf_node *node_type_declarator,
+ struct declaration_scope *declaration_scope,
+ struct declaration *nested_declaration)
{
/*
- * Build the type using declaration specifier (creating
- * declaration from type_specifier), then apply type declarator,
- * add the resulting type to the current declaration scope.
+ * Visit type declarator by first taking care of sequence/array
+ * (recursively). Then, when we get to the identifier, take care
+ * of pointers.
*/
- cds_list_for_each_entry(iter, declaration_specifier, siblings) {
+ assert(node_type_declarator->u.type_declarator.type != TYPEDEC_UNKNOWN);
+
+ /* TODO: gcc bitfields not supported yet. */
+ if (node_type_declarator->u.type_declarator.bitfield_len != NULL) {
+ fprintf(stderr, "[error] %s: gcc bitfields are not supported yet.\n", __func__);
+ return NULL;
+ }
+
+ if (!nested_declaration) {
+ if (!cds_list_empty(&node_type_declarator->u.type_declarator.pointers)) {
+ GQuark alias_q;
+
+ /*
+ * If we have a pointer declarator, it _has_ to be present in
+ * the typealiases (else fail).
+ */
+ alias_q = create_typealias_identifier(fd, depth,
+ declaration_specifier, node_type_declarator);
+ nested_declaration = lookup_declaration(alias_q, declaration_scope);
+ if (!nested_declaration) {
+ fprintf(stderr, "[error] %s: cannot find typealias \"%s\".\n", __func__, g_quark_to_string(alias_q));
+ return NULL;
+ }
+ } else {
+ nested_declaration = /* parse declaration_specifier */;
+ }
+ }
+
+ if (node_type_declarator->u.type_declarator.type == TYPEDEC_ID) {
+ if (node_type_declarator->u.type_declarator.u.id)
+ *field_name = g_quark_from_string(node_type_declarator->u.type_declarator.u.id);
+ else
+ *field_name = 0;
+ return nested_declaration;
+ } else {
+ struct declaration *declaration;
+ struct node *length;
+
+ /* TYPEDEC_NESTED */
+
+ /* create array/sequence, pass nested_declaration as child. */
+ length = node_type_declarator->u.type_declarator.u.nested.length;
+ if (length) {
+ switch (length->type) {
+ case NODE_UNARY_EXPRESSION:
+ /* Array */
+ /* TODO */
+ .............
+ declaration = /* create array */;
+ break;
+ case NODE_TYPE_SPECIFIER:
+ /* Sequence */
+ declaration = /* create sequence */;
+ break;
+ default:
+ assert(0);
+ }
+ }
+ /* Pass it as content of outer container */
+ declaration = ctf_type_declarator_visit(fd, depth,
+ declaration_specifier, field_name,
+ node_type_declarator->u.type_declarator.u.nested.type_declarator,
+ declaration_scope, declaration);
+ return declaration;
+ }
+}
+
+static
+int ctf_struct_type_declarators_visit(int fd, int depth,
+ struct declaration_struct *struct_declaration,
+ struct cds_list_head *declaration_specifier,
+ struct cds_list_head *type_declarators,
+ struct declaration_scope *declaration_scope)
+{
+ struct ctf_node *iter;
+ GQuark field_name;
+
+ cds_list_for_each_entry(iter, type_declarators, siblings) {
+ struct declaration *field_declaration;
+
+ field_declaration = ctf_type_declarator_visit(fd, depth,
+ declaration_specifier,
+ &field_name, iter,
+ struct_declaration->scope,
+ NULL);
+ struct_declaration_add_field(struct_declaration,
+ g_quark_to_string(field_name),
+ field_declaration);
}
return 0;
}
static
-int ctf_typedef_visit(FILE *fd, int depth,
- struct list_head *declaration_specifier,
- struct list_head *type_declarators,
- struct declaration_scope *declaration_scope)
+int ctf_variant_type_declarators_visit(int fd, int depth,
+ struct declaration_variant *variant_declaration,
+ struct cds_list_head *declaration_specifier,
+ struct cds_list_head *type_declarators,
+ struct declaration_scope *declaration_scope)
{
struct ctf_node *iter;
+ GQuark field_name;
cds_list_for_each_entry(iter, type_declarators, siblings) {
- ret = ctf_typedef_declarator_visit(fd, depth + 1,
- &node->u._typedef.declaration_specifier, iter,
- declaration_scope);
+ struct declaration *field_declaration;
+
+ field_declaration = ctf_type_declarator_visit(fd, depth,
+ declaration_specifier,
+ &field_name, iter,
+ variant_declaration->scope,
+ NULL);
+ variant_declaration_add_field(variant_declaration,
+ g_quark_to_string(field_name),
+ field_declaration);
+ }
+ return 0;
+}
+
+static
+int ctf_typedef_visit(int fd, int depth, struct declaration_scope *scope,
+ struct cds_list_head *declaration_specifier,
+ struct cds_list_head *type_declarators)
+{
+ struct ctf_node *iter;
+ GQuark identifier;
+
+ cds_list_for_each_entry(iter, type_declarators, siblings) {
+ struct declaration *type_declaration;
+ int ret;
+
+ type_declaration = ctf_type_declarator_visit(fd, depth,
+ declaration_specifier,
+ &identifier, iter,
+ scope, NULL);
+ ret = register_declaration(identifier, type_declaration, scope);
+ if (ret) {
+ type_declaration->declaration_free(type_declaration);
+ return ret;
+ }
+ }
+ return 0;
+}
+
+static
+int ctf_typealias_visit(int fd, int depth, struct declaration_scope *scope,
+ struct ctf_node *target, struct ctf_node *alias)
+{
+ struct declaration *type_declaration;
+ struct ctf_node *iter, *node;
+ GQuark dummy_id;
+ GQuark alias_q;
+
+ /* See ctf_visitor_type_declarator() in the semantic validator. */
+
+ /*
+ * Create target type declaration.
+ */
+
+ type_declaration = ctf_type_declarator_visit(fd, depth,
+ &target->u.typealias_target.declaration_specifier,
+ &dummy_id, &target->u.typealias_target.type_declarators,
+ scope, NULL);
+ if (!type_declaration) {
+ fprintf(stderr, "[error] %s: problem creating type declaration\n", __func__);
+ err = -EINVAL;
+ goto error;
+ }
+ /*
+ * The semantic validator does not check whether the target is
+ * abstract or not (if it has an identifier). Check it here.
+ */
+ if (dummy_id != 0) {
+ fprintf(stderr, "[error] %s: expecting empty identifier\n", __func__);
+ err = -EINVAL;
+ goto error;
+ }
+ /*
+ * Create alias identifier.
+ */
+
+ node = _cds_list_first_entry(&alias->u.typealias_alias.type_declarators,
+ struct node, siblings);
+ alias_q = create_typealias_identifier(fd, depth,
+ &alias->u.typealias_alias.declaration_specifier, node);
+ ret = register_declaration(alias_q, type_declaration, scope);
+ if (ret)
+ goto error;
+ return 0;
+
+error:
+ type_declaration->declaration_free(type_declaration);
+ return ret;
+}
+
+static
+int ctf_struct_declaration_list_visit(int fd, int depth,
+ struct ctf_node *iter, struct declaration_struct *struct_declaration)
+{
+ struct declaration *declaration;
+ int ret;
+
+ switch (iter->type) {
+ case NODE_TYPEDEF:
+ /* For each declarator, declare type and add type to struct declaration scope */
+ ret = ctf_typedef_visit(fd, depth,
+ struct_declaration->scope,
+ &iter->u._typedef.declaration_specifier,
+ &iter->u._typedef.type_declarators);
if (ret)
return ret;
+ break;
+ case NODE_TYPEALIAS:
+ /* Declare type with declarator and add type to struct declaration scope */
+ ret = ctf_typealias_visit(fd, depth,
+ struct_declaration->scope,
+ iter->u.typealias.target,
+ iter->u.typealias.alias);
+ if (ret)
+ return ret;
+ break;
+ case NODE_STRUCT_OR_VARIANT_DECLARATION:
+ /* Add field to structure declaration */
+ ret = ctf_struct_type_declarators_visit(fd, depth,
+ struct_declaration,
+ &iter->u.struct_or_variant_declaration.declaration_specifier,
+ &iter->u.struct_or_variant_declaration.type_declarators);
+ if (ret)
+ return ret;
+ break;
+ default:
+ fprintf(stderr, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type);
+ assert(0);
}
return 0;
}
static
-int ctf_typealias_visit(FILE *fd, int depth, struct ctf_node *target,
- struct ctf_node *alias,
- struct declaration_scope *declaration_scope)
+int ctf_variant_declaration_list_visit(int fd, int depth,
+ struct ctf_node *iter, struct declaration_variant *variant_declaration)
{
+ struct declaration *declaration;
+ int ret;
+
+ switch (iter->type) {
+ case NODE_TYPEDEF:
+ /* For each declarator, declare type and add type to variant declaration scope */
+ ret = ctf_typedef_visit(fd, depth,
+ variant_declaration->scope,
+ &iter->u._typedef.declaration_specifier,
+ &iter->u._typedef.type_declarators);
+ if (ret)
+ return ret;
+ break;
+ case NODE_TYPEALIAS:
+ /* Declare type with declarator and add type to variant declaration scope */
+ ret = ctf_typealias_visit(fd, depth,
+ variant_declaration->scope,
+ iter->u.typealias.target,
+ iter->u.typealias.alias);
+ if (ret)
+ return ret;
+ break;
+ case NODE_STRUCT_OR_VARIANT_DECLARATION:
+ /* Add field to structure declaration */
+ ret = ctf_variant_type_declarators_visit(fd, depth,
+ variant_declaration,
+ &iter->u.struct_or_variant_declaration.declaration_specifier,
+ &iter->u.struct_or_variant_declaration.type_declarators);
+ if (ret)
+ return ret;
+ break;
+ default:
+ fprintf(stderr, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type);
+ assert(0);
+ }
+ return 0;
+}
+
+static
+struct declaration_struct *ctf_declaration_struct_visit(FILE *fd,
+ int depth, const char *name, struct cds_list_head *declaration_list,
+ int has_body, struct declaration_scope *declaration_scope)
+{
+ struct declaration *declaration;
+ struct declaration_struct *struct_declaration;
+ struct ctf_node *iter;
+
+ /*
+ * For named struct (without body), lookup in
+ * declaration scope. Don't take reference on struct
+ * declaration: ref is only taken upon definition.
+ */
+ if (!has_body) {
+ assert(name);
+ struct_declaration =
+ lookup_struct_declaration(g_quark_from_string(name),
+ declaration_scope);
+ return struct_declaration;
+ } else {
+ /* For unnamed struct, create type */
+ /* For named struct (with body), create type and add to declaration scope */
+ if (name) {
+ if (lookup_struct_declaration(g_quark_from_string(name),
+ declaration_scope)) {
+
+ fprintf(stderr, "[error] %s: struct %s already declared in scope\n", __func__, name);
+ return NULL;
+ }
+ }
+ struct_declaration = struct_declaration_new(name, declaration_scope);
+ cds_list_for_each_entry(iter, declaration_list, siblings) {
+ ret = ctf_struct_declaration_list_visit(fd, depth + 1, iter, struct_declaration);
+ if (ret)
+ goto error;
+ }
+ if (name) {
+ ret = register_struct_declaration(g_quark_from_string(name),
+ struct_declaration,
+ declaration_scope);
+ assert(!ret);
+ }
+ return struct_declaration;
+ }
+error:
+ struct_declaration->p.declaration_free(&struct_declaration->p);
+ return NULL;
+}
+
+static
+struct declaration_variant *ctf_declaration_variant_visit(FILE *fd,
+ int depth, const char *name, struct cds_list_head *declaration_list,
+ int has_body, struct declaration_scope *declaration_scope)
+{
+ struct declaration *declaration;
+ struct declaration_variant *variant_declaration;
+ struct ctf_node *iter;
+
+ /*
+ * For named variant (without body), lookup in
+ * declaration scope. Don't take reference on variant
+ * declaration: ref is only taken upon definition.
+ */
+ if (!has_body) {
+ assert(name);
+ variant_declaration =
+ lookup_variant_declaration(g_quark_from_string(name),
+ declaration_scope);
+ return variant_declaration;
+ } else {
+ /* For unnamed variant, create type */
+ /* For named variant (with body), create type and add to declaration scope */
+ if (name) {
+ if (lookup_variant_declaration(g_quark_from_string(name),
+ declaration_scope)) {
+
+ fprintf(stderr, "[error] %s: variant %s already declared in scope\n", __func__, name);
+ return NULL;
+ }
+ }
+ variant_declaration = variant_declaration_new(name, declaration_scope);
+ cds_list_for_each_entry(iter, declaration_list, siblings) {
+ ret = ctf_variant_declaration_list_visit(fd, depth + 1, iter, variant_declaration);
+ if (ret)
+ goto error;
+ }
+ if (name) {
+ ret = register_variant_declaration(g_quark_from_string(name),
+ variant_declaration,
+ declaration_scope);
+ assert(!ret);
+ }
+ return variant_declaration;
+ }
+error:
+ variant_declaration->p.declaration_free(&variant_declaration->p);
+ return NULL;
+}
+
+static
+int ctf_enumerator_list_visit(int fd, int depth,
+ struct ctf_node *enumerator,
+ struct declaration_enum *enum_declaration)
+{
+ /* TODO */
+........
+ return 0;
+}
+
+static
+struct declaration *ctf_declaration_enum_visit(int fd, int depth,
+ const char *name,
+ struct ctf_node *container_type,
+ struct cds_list_head *enumerator_list,
+ int has_body)
+{
+ struct declaration *declaration;
+ struct declaration_enum *enum_declaration;
+ struct declaration_integer *integer_declaration;
+ struct ctf_node *iter;
+
/*
- * Build target type, check that it is reachable in current
- * declaration scope.
+ * For named enum (without body), lookup in
+ * declaration scope. Don't take reference on enum
+ * declaration: ref is only taken upon definition.
*/
+ if (!has_body) {
+ assert(name);
+ enum_declaration =
+ lookup_enum_declaration(g_quark_from_string(name),
+ declaration_scope);
+ return enum_declaration;
+ } else {
+ /* For unnamed enum, create type */
+ /* For named enum (with body), create type and add to declaration scope */
+ if (name) {
+ if (lookup_enum_declaration(g_quark_from_string(name),
+ declaration_scope)) {
+
+ fprintf(stderr, "[error] %s: enum %s already declared in scope\n", __func__, name);
+ return NULL;
+ }
+ }
+
+ /* TODO CHECK Enumerations need to have their size/type specifier (< >). */
+ integer_declaration = integer_declaration_new(); /* TODO ... */
+ .....
+ enum_declaration = enum_declaration_new(name, integer_declaration);
+ declaration_unref(&integer_declaration->p); /* leave ref to enum */
+ cds_list_for_each_entry(iter, enumerator_list, siblings) {
+ ret = ctf_enumerator_list_visit(fd, depth + 1, iter, enum_declaration);
+ if (ret)
+ goto error;
+ }
+ if (name) {
+ ret = register_enum_declaration(g_quark_from_string(name),
+ enum_declaration,
+ declaration_scope);
+ assert(!ret);
+ }
+ return enum_declaration;
+ }
+error:
+ enum_declaration->p.declaration_free(&enum_declaration->p);
+ return NULL;
+}
- /* Only one type declarator is allowed */
+static
+struct declaration *ctf_declaration_type_specifier_visit(int fd, int depth,
+ struct cds_list_head *declaration_specifier,
+ struct declaration_scope *declaration_scope)
+{
+ GString *str;
+ struct declaration *declaration;
+ const char *str_c;
- /* Build alias type, add to current declaration scope. */
- /* Only one type declarator is allowed */
+ str = g_string_new();
+ ret = visit_declaration_specifier(declaration_specifier, str);
+ if (ret)
+ return NULL;
+ str_c = g_string_free(str, FALSE);
+ id_q = g_quark_from_string(str_c);
+ g_free(str_c);
+ declaration = lookup_declaration(id_q, declaration_scope);
+ return declaration;
+}
+
+static
+struct declaration *ctf_declaration_integer_visit(int fd, int depth,
+ struct cds_list_head *expressions)
+{
+ struct node *expression;
+ uint64_t alignment, size, byte_order = trace->native_bo, signedness = 0;
+ int has_alignment = 0, has_size = 0;
+ struct declaration_integer *integer_declaration;
+
+ cds_list_for_each_entry(expression, expressions, siblings) {
+ struct node *left, *right;
+
+ left = expression->u.ctf_expression.left;
+ right = expression->u.ctf_expression.right;
+ assert(left->u.unary_expression.type == UNARY_STRING);
+ if (!strcmp(left->u.unary_expression.u.string, "signed")) {
+ /* TODO */
+ ...........
+ } else if (!strcmp(left->u.unary_expression.u.string, "byte_order")) {
+
+ } else if (!strcmp(left->u.unary_expression.u.string, "size")) {
+ has_size = 1;
+ } else if (!strcmp(left->u.unary_expression.u.string, "align")) {
+ has_alignment = 1;
+ } else {
+ fprintf(stderr, "[error] %s: unknown attribute name %s\n",
+ __func__, left->u.unary_expression.u.string);
+ return NULL;
+ }
+ }
+ if (!has_alignment) {
+ fprintf(stderr, "[error] %s: missing alignment attribute\n", __func__);
+ return NULL;
+ }
+ if (!has_size) {
+ fprintf(stderr, "[error] %s: missing size attribute\n", __func__);
+ return NULL;
+ }
+ integer_declaration = integer_declaration_new(size,
+ byte_order, signedness, alignment);
+ return &integer_declaration->p;
+}
+
+/*
+ * Also add named variant, struct or enum to the current declaration scope.
+ */
+static
+struct declaration *ctf_declaration_specifier_visit(FILE *fd,
+ int depth, struct cds_list_head *head,
+ struct declaration_scope *declaration_scope)
+{
+ struct declaration *declaration;
+ struct node *first;
+
+ first = _cds_list_first_entry(head, struct node, siblings);
+
+ switch (first->type) {
+ case NODE_STRUCT:
+ return ctf_declaration_struct_visit(fd, depth,
+ first->u._struct.name,
+ &first->u._struct.declaration_list,
+ first->u._struct.has_body,
+ declaration_scope);
+ case NODE_VARIANT:
+ return ctf_declaration_variant_visit(fd, depth,
+ first->u.variant.name,
+ &first->u.variant.declaration_list,
+ first->u.variant.has_body,
+ declaration_scope);
+ case NODE_ENUM:
+ return ctf_declaration_enum_visit(fd, depth,
+ first->u._enum.enum_id,
+ first->u._enum.container_type,
+ &first->u._enum.enumerator_list,
+ first->u._enum.has_body);
+ case NODE_INTEGER:
+ return ctf_declaration_integer_visit(fd, depth,
+ &first->u.integer.expressions);
+ case NODE_FLOATING_POINT: /* TODO */
+ return ctf_declaration_floating_point_visit(fd, depth,
+ &first->u.floating_point.expressions);
+ case NODE_STRING: /* TODO */
+ return ctf_declaration_string_visit(fd, depth,
+ &first->u.string.expressions);
+ case NODE_TYPE_SPECIFIER:
+ return ctf_declaration_type_specifier_visit(fd, depth,
+ head, declaration_scope);
+ }
}
static
parent_def_scope, 0, 0);
set_dynamic_definition_scope(&event->context->p,
event->context->scope,
- g_quark_from_string("event.context"));
+ "event.context");
parent_def_scope = event->context->scope;
declaration_unref(event->context_decl);
}
parent_def_scope, 0, 0);
set_dynamic_definition_scope(&event->fields->p,
event->fields->scope,
- g_quark_from_string("event.fields"));
+ "event.fields");
parent_def_scope = event->fields->scope;
declaration_unref(event->fields_decl);
}
parent_def_scope, 0, 0);
set_dynamic_definition_scope(&stream->packet_context->p,
stream->packet_context->scope,
- g_quark_from_string("stream.packet.context"));
+ "stream.packet.context");
parent_def_scope = stream->packet_context->scope;
declaration_unref(stream->packet_context_decl);
}
parent_def_scope, 0, 0);
set_dynamic_definition_scope(&stream->event_header->p,
stream->event_header->scope,
- g_quark_from_string("stream.event.header"));
+ "stream.event.header");
parent_def_scope = stream->event_header->scope;
declaration_unref(stream->event_header_decl);
}
parent_def_scope, 0, 0);
set_dynamic_definition_scope(&stream->event_context->p,
stream->event_context->scope,
- g_quark_from_string("stream.event.context"));
+ "stream.event.context");
parent_def_scope = stream->event_context->scope;
declaration_unref(stream->event_context_decl);
}
return 0;
}
-
static
int ctf_trace_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace)
{
ret = ctf_typedef_visit(fd, depth + 1,
&iter->u._typedef.declaration_specifier,
&iter->u._typedef.type_declarators,
- trace->declaration_scope);
+ trace->root_declaration_scope);
if (ret)
return ret;
}
siblings) {
ret = ctf_typealias_visit(fd, depth + 1,
&iter->u.typealias.target, &iter->u.typealias.alias
- trace->declaration_scope);
+ trace->root_declaration_scope);
if (ret)
return ret;
}
return ret;
}
break;
-
- case NODE_TYPEALIAS_TARGET:
- print_tabs(fd, depth);
- fprintf(fd, "<target>\n");
- depth++;
-
- print_tabs(fd, depth);
- fprintf(fd, "<declaration_specifier>\n");
- cds_list_for_each_entry(iter, &node->u.typealias_target.declaration_specifier, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</declaration_specifier>\n");
-
- print_tabs(fd, depth);
- fprintf(fd, "<type_declarators>\n");
- cds_list_for_each_entry(iter, &node->u.typealias_target.type_declarators, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</type_declarators>\n");
-
- depth--;
- print_tabs(fd, depth);
- fprintf(fd, "</target>\n");
- break;
- case NODE_TYPEALIAS_ALIAS:
- print_tabs(fd, depth);
- fprintf(fd, "<alias>\n");
- depth++;
-
- print_tabs(fd, depth);
- fprintf(fd, "<declaration_specifier>\n");
- cds_list_for_each_entry(iter, &node->u.typealias_alias.declaration_specifier, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</declaration_specifier>\n");
-
- print_tabs(fd, depth);
- fprintf(fd, "<type_declarators>\n");
- cds_list_for_each_entry(iter, &node->u.typealias_alias.type_declarators, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</type_declarators>\n");
-
- depth--;
- print_tabs(fd, depth);
- fprintf(fd, "</alias>\n");
- break;
- case NODE_TYPEALIAS:
- print_tabs(fd, depth);
- fprintf(fd, "<typealias>\n");
- ret = ctf_visitor_print_xml(fd, depth + 1, node->u.typealias.target);
- if (ret)
- return ret;
- ret = ctf_visitor_print_xml(fd, depth + 1, node->u.typealias.alias);
- if (ret)
- return ret;
- print_tabs(fd, depth);
- fprintf(fd, "</typealias>\n");
- break;
-
- case NODE_TYPE_SPECIFIER:
- ret = ctf_visitor_print_type_specifier(fd, depth, node);
- if (ret)
- return ret;
- break;
- case NODE_POINTER:
- print_tabs(fd, depth);
- if (node->u.pointer.const_qualifier)
- fprintf(fd, "<const_pointer />\n");
- else
- fprintf(fd, "<pointer />\n");
- break;
- case NODE_TYPE_DECLARATOR:
- ret = ctf_visitor_print_type_declarator(fd, depth, node);
- if (ret)
- return ret;
- break;
-
- case NODE_FLOATING_POINT:
- print_tabs(fd, depth);
- fprintf(fd, "<floating_point>\n");
- cds_list_for_each_entry(iter, &node->u.floating_point.expressions, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</floating_point>\n");
- break;
- case NODE_INTEGER:
- print_tabs(fd, depth);
- fprintf(fd, "<integer>\n");
- cds_list_for_each_entry(iter, &node->u.integer.expressions, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</integer>\n");
- break;
- case NODE_STRING:
- print_tabs(fd, depth);
- fprintf(fd, "<string>\n");
- cds_list_for_each_entry(iter, &node->u.string.expressions, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</string>\n");
- break;
- case NODE_ENUMERATOR:
- print_tabs(fd, depth);
- fprintf(fd, "<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) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</enumerator>\n");
- break;
- case NODE_ENUM:
- print_tabs(fd, depth);
- 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) {
- print_tabs(fd, depth);
- fprintf(fd, "<container_type>\n");
- ret = ctf_visitor_print_xml(fd, depth + 1, node->u._enum.container_type);
- if (ret)
- return ret;
- print_tabs(fd, depth);
- fprintf(fd, "</container_type>\n");
- }
-
- print_tabs(fd, depth);
- fprintf(fd, "<enumerator_list>\n");
- cds_list_for_each_entry(iter, &node->u._enum.enumerator_list, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</enumerator_list>\n");
-
- depth--;
- print_tabs(fd, depth);
- fprintf(fd, "</enum>\n");
- break;
- case NODE_STRUCT_OR_VARIANT_DECLARATION:
- print_tabs(fd, depth);
- fprintf(fd, "<declaration_specifier>\n");
- cds_list_for_each_entry(iter, &node->u.struct_or_variant_declaration.declaration_specifier, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</declaration_specifier>\n");
-
- print_tabs(fd, depth);
- fprintf(fd, "<type_declarators>\n");
- cds_list_for_each_entry(iter, &node->u.struct_or_variant_declaration.type_declarators, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</type_declarators>\n");
- break;
- case NODE_VARIANT:
- print_tabs(fd, depth);
- fprintf(fd, "<variant");
- if (node->u.variant.name)
- fprintf(fd, " name=\"%s\"", node->u.variant.name);
- if (node->u.variant.choice)
- fprintf(fd, " choice=\"%s\"", node->u.variant.choice);
- fprintf(fd, ">\n");
- cds_list_for_each_entry(iter, &node->u.variant.declaration_list, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</variant>\n");
- break;
- case NODE_STRUCT:
- print_tabs(fd, depth);
- if (node->u._struct.name)
- fprintf(fd, "<struct name=\"%s\">\n",
- node->u._struct.name);
- else
- fprintf(fd, "<struct>\n");
- cds_list_for_each_entry(iter, &node->u._struct.declaration_list, siblings) {
- ret = ctf_visitor_print_xml(fd, depth + 1, iter);
- if (ret)
- return ret;
- }
- print_tabs(fd, depth);
- fprintf(fd, "</struct>\n");
- break;
-
case NODE_UNKNOWN:
default:
fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,