Add environment (env {}) parser-level support
[babeltrace.git] / formats / ctf / metadata / ctf-ast.h
index 7dcf9f966bb5a9366eb4e15690e52e951b8beca5..eba14cdadf54e76e23d835a6dca3d65e4e963d6c 100644 (file)
@@ -2,9 +2,9 @@
 #define _CTF_PARSER_H
 
 #include <stdint.h>
-#include <helpers/list.h>
 #include <stdio.h>
 #include <glib.h>
+#include <babeltrace/list.h>
 
 // the parameter name (of the reentrant 'yyparse' function)
 // data is a pointer to a 'SParserParam' structure
@@ -22,7 +22,9 @@ enum node_type {
 
        NODE_EVENT,
        NODE_STREAM,
+       NODE_ENV,
        NODE_TRACE,
+       NODE_CLOCK,
 
        NODE_CTF_EXPRESSION,
        NODE_UNARY_EXPRESSION,
@@ -33,6 +35,7 @@ enum node_type {
        NODE_TYPEALIAS,
 
        NODE_TYPE_SPECIFIER,
+       NODE_TYPE_SPECIFIER_LIST,
        NODE_POINTER,
        NODE_TYPE_DECLARATOR,
 
@@ -54,6 +57,7 @@ struct ctf_node {
         */
        struct ctf_node *parent;
        struct cds_list_head siblings;
+       struct cds_list_head tmp_head;
        struct cds_list_head gc;
 
        enum node_type type;
@@ -61,37 +65,55 @@ struct ctf_node {
                struct {
                } unknown;
                struct {
-                       struct cds_list_head _typedef;
-                       struct cds_list_head typealias;
-                       struct cds_list_head declaration_specifier;
+                       /*
+                        * Children nodes are ctf_expression, typedef,
+                        * typealias and type_specifier_list.
+                        */
+                       struct cds_list_head declaration_list;
                        struct cds_list_head trace;
+                       struct cds_list_head env;
                        struct cds_list_head stream;
                        struct cds_list_head event;
+                       struct cds_list_head clock;
                } root;
                struct {
                        /*
                         * Children nodes are ctf_expression, typedef,
-                        * typealias and declaration specifiers.
+                        * typealias and type_specifier_list.
                         */
                        struct cds_list_head declaration_list;
                } event;
                struct {
                        /*
                         * Children nodes are ctf_expression, typedef,
-                        * typealias and declaration specifiers.
+                        * typealias and type_specifier_list.
                         */
                        struct cds_list_head declaration_list;
                } stream;
                struct {
                        /*
                         * Children nodes are ctf_expression, typedef,
-                        * typealias and declaration specifiers.
+                        * typealias and type_specifier_list.
+                        */
+                       struct cds_list_head declaration_list;
+               } env;
+               struct {
+                       /*
+                        * Children nodes are ctf_expression, typedef,
+                        * typealias and type_specifier_list.
                         */
                        struct cds_list_head declaration_list;
                } trace;
                struct {
-                       struct ctf_node *left;  /* Should be string */
-                       struct ctf_node *right; /* Unary exp. or type */
+                       /*
+                        * Children nodes are ctf_expression, typedef,
+                        * typealias and type_specifier_list.
+                        */
+                       struct cds_list_head declaration_list;
+               } clock;
+               struct {
+                       struct cds_list_head left;      /* Should be string */
+                       struct cds_list_head right;     /* Unary exp. or type */
                } ctf_expression;
                struct {
                        enum {
@@ -100,6 +122,7 @@ struct ctf_node {
                                UNARY_SIGNED_CONSTANT,
                                UNARY_UNSIGNED_CONSTANT,
                                UNARY_SBRAC,
+                               UNARY_NESTED,
                        } type;
                        union {
                                /*
@@ -107,27 +130,29 @@ struct ctf_node {
                                 * string literals and character constants.
                                 */
                                char *string;
-                               uint64_t unsigned_constant;
                                int64_t signed_constant;
+                               uint64_t unsigned_constant;
                                struct ctf_node *sbrac_exp;
+                               struct ctf_node *nested_exp;
                        } u;
                        enum {
                                UNARY_LINK_UNKNOWN = 0,
                                UNARY_DOTLINK,
                                UNARY_ARROWLINK,
+                               UNARY_DOTDOTDOT,
                        } link;
                } unary_expression;
                struct {
-                       struct cds_list_head declaration_specifier;
+                       struct ctf_node *type_specifier_list;
                        struct cds_list_head type_declarators;
                } _typedef;
                /* new type is "alias", existing type "target" */
                struct {
-                       struct cds_list_head declaration_specifier;
+                       struct ctf_node *type_specifier_list;
                        struct cds_list_head type_declarators;
                } typealias_target;
                struct {
-                       struct cds_list_head declaration_specifier;
+                       struct ctf_node *type_specifier_list;
                        struct cds_list_head type_declarators;
                } typealias_alias;
                struct {
@@ -148,11 +173,24 @@ struct ctf_node {
                                TYPESPEC_UNSIGNED,
                                TYPESPEC_BOOL,
                                TYPESPEC_COMPLEX,
+                               TYPESPEC_IMAGINARY,
                                TYPESPEC_CONST,
                                TYPESPEC_ID_TYPE,
+                               TYPESPEC_FLOATING_POINT,
+                               TYPESPEC_INTEGER,
+                               TYPESPEC_STRING,
+                               TYPESPEC_STRUCT,
+                               TYPESPEC_VARIANT,
+                               TYPESPEC_ENUM,
                        } type;
+                       /* For struct, variant and enum */
+                       struct ctf_node *node;
                        const char *id_type;
                } type_specifier;
+               struct {
+                       /* list of type_specifier */
+                       struct cds_list_head head;
+               } type_specifier_list;
                struct {
                        unsigned int const_qualifier;
                } pointer;
@@ -168,8 +206,11 @@ struct ctf_node {
                                struct {
                                        /* typedec has no pointer list */
                                        struct ctf_node *type_declarator;
-                                       /* value or first node of declaration specifier list */
-                                       struct ctf_node *length;
+                                       /*
+                                        * unary expression (value) or
+                                        * type_specifier_list.
+                                        */
+                                       struct cds_list_head length;
                                        /* for abstract type declarator */
                                        unsigned int abstract_array;
                                } nested;
@@ -190,29 +231,39 @@ struct ctf_node {
                } string;
                struct {
                        char *id;
-                       /* first node of range list or single node */
-                       struct ctf_node *values;
+                       /*
+                        * Range list or single value node. Contains unary
+                        * expressions.
+                        */
+                       struct cds_list_head values;
                } enumerator;
                struct {
                        char *enum_id;
-                       /* NULL, value or declaration specifier */
+                       /*
+                        * Either NULL, or points to unary expression or
+                        * type_specifier_list.
+                        */
                        struct ctf_node *container_type;
                        struct cds_list_head enumerator_list;
+                       int has_body;
                } _enum;
                struct {
-                       struct cds_list_head declaration_specifier;
+                       struct ctf_node *type_specifier_list;
                        struct cds_list_head type_declarators;
                } struct_or_variant_declaration;
                struct {
-                       /* list of typedef, typealias and declarations */
-                       struct cds_list_head declaration_list;
                        char *name;
                        char *choice;
+                       /* list of typedef, typealias and declarations */
+                       struct cds_list_head declaration_list;
+                       int has_body;
                } variant;
                struct {
+                       char *name;
                        /* list of typedef, typealias and declarations */
                        struct cds_list_head declaration_list;
-                       char *name;
+                       int has_body;
+                       struct cds_list_head min_align; /* align() attribute */
                } _struct;
        } u;
 };
@@ -222,4 +273,14 @@ struct ctf_ast {
        struct cds_list_head allocated_nodes;
 };
 
+const char *node_type(struct ctf_node *node);
+
+struct ctf_trace;
+
+int ctf_visitor_print_xml(FILE *fd, int depth, struct ctf_node *node);
+int ctf_visitor_semantic_check(FILE *fd, int depth, struct ctf_node *node);
+int ctf_visitor_parent_links(FILE *fd, int depth, struct ctf_node *node);
+int ctf_visitor_construct_metadata(FILE *fd, int depth, struct ctf_node *node,
+                       struct ctf_trace *trace, int byte_order);
+
 #endif /* _CTF_PARSER_H */
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