X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=include%2Fbabeltrace%2Ftypes.h;h=19022e194e39d9cefb05b446e38fde6e35d34b9a;hp=885a6a1b85c07ff1195e85b051606b8d6e5fb87f;hb=e397791fdf2c953f923d910774d3a97d279074c2;hpb=05c749e538ebc3a4f6735f62d022655cf92fc17e diff --git a/include/babeltrace/types.h b/include/babeltrace/types.h index 885a6a1b..19022e19 100644 --- a/include/babeltrace/types.h +++ b/include/babeltrace/types.h @@ -90,6 +90,7 @@ struct definition; /* type scope */ struct declaration_scope { /* Hash table mapping type name GQuark to "struct declaration" */ + /* Used for both typedef and typealias. */ GHashTable *typedef_declarations; /* Hash table mapping struct name GQuark to "struct declaration_struct" */ GHashTable *struct_declarations; @@ -107,8 +108,11 @@ struct definition_scope { struct definition_scope *parent_scope; /* * Complete "path" leading to this definition scope. - * Includes trace/stream/event '.' field name '.' field name '.' .... + * Includes dynamic scope name '.' field name '.' field name '.' .... * Array of GQuark elements (which are each separated by dots). + * The dynamic scope name can contain dots, and is encoded into + * a single GQuark. Thus, scope_path[0] returns the GQuark + * identifying the dynamic scope. */ GArray *scope_path; /* array of GQuark */ }; @@ -120,6 +124,7 @@ enum ctf_type_id { CTF_TYPE_ENUM, CTF_TYPE_STRING, CTF_TYPE_STRUCT, + CTF_TYPE_UNTAGGED_VARIANT, CTF_TYPE_VARIANT, CTF_TYPE_ARRAY, CTF_TYPE_SEQUENCE, @@ -128,7 +133,6 @@ enum ctf_type_id { struct declaration { enum ctf_type_id id; - GQuark name; /* type name */ size_t alignment; /* type alignment, in bits */ int ref; /* number of references to the type */ /* @@ -248,8 +252,15 @@ struct definition_enum { GArray *value; }; +enum ctf_string_encoding { + CTF_STRING_UTF8 = 0, + CTF_STRING_ASCII, + CTF_STRING_UNKNOWN, +}; + struct declaration_string { struct declaration p; + enum ctf_string_encoding encoding; }; struct definition_string { @@ -282,15 +293,20 @@ struct definition_struct { GArray *fields; /* Array of struct field */ }; -struct declaration_variant { +struct declaration_untagged_variant { struct declaration p; GHashTable *fields_by_tag; /* Tuples (field tag, field index) */ struct declaration_scope *scope; GArray *fields; /* Array of declaration_field */ - GQuark tag_name; /* TODO */ - /* Tag name must be nonzero and must exist when defining the variant */ }; +struct declaration_variant { + struct declaration p; + struct declaration_untagged_variant *untagged_variant; + GArray *tag_name; /* Array of GQuark */ +}; + +/* A variant needs to be tagged to be defined. */ struct definition_variant { struct definition p; struct declaration_variant *declaration; @@ -377,6 +393,9 @@ int register_field_definition(GQuark field_name, struct definition_scope * new_definition_scope(struct definition_scope *parent_scope, GQuark field_name); +void set_dynamic_definition_scope(struct definition *definition, + struct definition_scope *scope, + const char *root_name); void free_definition_scope(struct definition_scope *scope); void declaration_ref(struct declaration *declaration); @@ -385,18 +404,14 @@ void declaration_unref(struct declaration *declaration); void definition_ref(struct definition *definition); void definition_unref(struct definition *definition); -/* Nameless declarations can be created by passing a NULL name */ - -struct declaration_integer *integer_declaration_new(const char *name, - size_t len, int byte_order, +struct declaration_integer *integer_declaration_new(size_t len, int byte_order, int signedness, size_t alignment); /* * mantissa_len is the length of the number of bytes represented by the mantissa * (e.g. result of DBL_MANT_DIG). It includes the leading 1. */ -struct declaration_float *float_declaration_new(const char *name, - size_t mantissa_len, +struct declaration_float *float_declaration_new(size_t mantissa_len, size_t exp_len, int byte_order, size_t alignment); @@ -433,12 +448,13 @@ void enum_unsigned_insert(struct declaration_enum *enum_declaration, size_t enum_get_nr_enumerators(struct declaration_enum *enum_declaration); struct declaration_enum * - enum_declaration_new(const char *name, - struct declaration_integer *integer_declaration); + enum_declaration_new(struct declaration_integer *integer_declaration); + +struct declaration_string * + string_declaration_new(enum ctf_string_encoding encoding); struct declaration_struct * - struct_declaration_new(const char *name, - struct declaration_scope *parent_scope); + struct_declaration_new(struct declaration_scope *parent_scope); void struct_declaration_add_field(struct declaration_struct *struct_declaration, const char *field_name, struct declaration *field_declaration); @@ -462,13 +478,16 @@ struct_get_field_from_index(struct definition_struct *struct_definition, * from numeric values to a single tag. Overlapping tag value ranges are * therefore forbidden. */ -struct declaration_variant *variant_declaration_new(const char *name, +struct declaration_untagged_variant *untagged_variant_declaration_new( struct declaration_scope *parent_scope); -void variant_declaration_add_field(struct declaration_variant *variant_declaration, - const char *tag_name, - struct declaration *tag_declaration); +struct declaration_variant *variant_declaration_new(struct declaration_untagged_variant *untagged_variant, + const char *tag); + +void untagged_variant_declaration_add_field(struct declaration_untagged_variant *untagged_variant_declaration, + const char *field_name, + struct declaration *field_declaration); struct declaration_field * - variant_declaration_get_field_from_tag(struct declaration_variant *variant_declaration, + untagged_variant_declaration_get_field_from_tag(struct declaration_untagged_variant *untagged_variant_declaration, GQuark tag); /* * Returns 0 on success, -EPERM on error. @@ -488,8 +507,7 @@ struct field *variant_get_current_field(struct definition_variant *variant); * array. */ struct declaration_array * - array_declaration_new(const char *name, - size_t len, struct declaration *elem_declaration, + array_declaration_new(size_t len, struct declaration *elem_declaration, struct declaration_scope *parent_scope); /* @@ -497,9 +515,13 @@ struct declaration_array * * to the sequence. No need to free them explicitly. */ struct declaration_sequence * - sequence_declaration_new(const char *name, - struct declaration_integer *len_declaration, + sequence_declaration_new(struct declaration_integer *len_declaration, struct declaration *elem_declaration, struct declaration_scope *parent_scope); +/* + * in: path (dot separated), out: q (GArray of GQuark) + */ +void append_scope_path(const char *path, GArray *q); + #endif /* _BABELTRACE_declarationS_H */