*
* Type Header
*
- * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
+ *
+ * Author: 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
#include <babeltrace/align.h>
#include <babeltrace/list.h>
+#include <babeltrace/ctf/events.h>
#include <stdbool.h>
#include <stdint.h>
#include <limits.h>
/* Preallocate this many fields for structures */
#define DEFAULT_NR_STRUCT_FIELDS 8
-struct ctf_stream;
+struct ctf_stream_definition;
struct stream_pos;
struct format;
struct definition;
+struct ctf_clock;
/* type scope */
struct declaration_scope {
GArray *scope_path; /* array of GQuark */
};
-enum ctf_type_id {
- CTF_TYPE_UNKNOWN = 0,
- CTF_TYPE_INTEGER,
- CTF_TYPE_FLOAT,
- CTF_TYPE_ENUM,
- CTF_TYPE_STRING,
- CTF_TYPE_STRUCT,
- CTF_TYPE_UNTAGGED_VARIANT,
- CTF_TYPE_VARIANT,
- CTF_TYPE_ARRAY,
- CTF_TYPE_SEQUENCE,
- NR_CTF_TYPES,
-};
-
struct declaration {
enum ctf_type_id id;
size_t alignment; /* type alignment, in bits */
GQuark name; /* Field name in its container (or 0 if unset) */
int ref; /* number of references to the definition */
GQuark path;
+ struct definition_scope *scope;
};
typedef int (*rw_dispatch)(struct stream_pos *pos,
/* read/write dispatch table. Specific to plugin used for stream. */
rw_dispatch *rw_table; /* rw dispatch table */
int (*event_cb)(struct stream_pos *pos,
- struct ctf_stream *stream);
+ struct ctf_stream_definition *stream);
};
static inline
return call(pos, definition);
}
-enum ctf_string_encoding {
- CTF_STRING_NONE = 0,
- CTF_STRING_UTF8,
- CTF_STRING_ASCII,
- CTF_STRING_UNKNOWN,
-};
-
/*
* Because we address in bits, bitfields end up being exactly the same as
* integers, except that their read/write functions must be able to deal with
int signedness;
int base; /* Base for pretty-printing: 2, 8, 10, 16 */
enum ctf_string_encoding encoding;
+ struct ctf_clock *clock;
};
struct definition_integer {
struct definition_integer *sign;
struct definition_integer *mantissa;
struct definition_integer *exp;
- struct definition_scope *scope;
/* Last values read */
- long double value;
+ double value;
};
/*
};
struct enum_range_to_quark {
- struct cds_list_head node;
+ struct bt_list_head node;
struct enum_range range;
GQuark quark;
};
*/
struct enum_table {
GHashTable *value_to_quark_set; /* (value, GQuark GArray) */
- struct cds_list_head range_to_quark; /* (range, GQuark) */
+ struct bt_list_head range_to_quark; /* (range, GQuark) */
GHashTable *quark_to_range_set; /* (GQuark, range GArray) */
};
struct definition p;
struct definition_integer *integer;
struct declaration_enum *declaration;
- struct definition_scope *scope;
/* Last GQuark values read. Keeping a reference on the GQuark array. */
GArray *value;
};
struct definition_struct {
struct definition p;
struct declaration_struct *declaration;
- struct definition_scope *scope;
GPtrArray *fields; /* Array of pointers to struct definition */
};
struct definition_variant {
struct definition p;
struct declaration_variant *declaration;
- struct definition_scope *scope;
struct definition *enum_tag;
GPtrArray *fields; /* Array of pointers to struct definition */
struct definition *current_field; /* Last field read */
struct definition_array {
struct definition p;
struct declaration_array *declaration;
- struct definition_scope *scope;
GPtrArray *elems; /* Array of pointers to struct definition */
GString *string; /* String for encoded integer children */
};
struct definition_sequence {
struct definition p;
struct declaration_sequence *declaration;
- struct definition_scope *scope;
struct definition_integer *length;
GPtrArray *elems; /* Array of pointers to struct definition */
GString *string; /* String for encoded integer children */
* definition scopes.
*/
struct definition *
- lookup_definition(GArray *cur_path, /* array of GQuark */
- GArray *lookup_path, /* array of GQuark */
- struct definition_scope *scope);
+ lookup_path_definition(GArray *cur_path, /* array of GQuark */
+ GArray *lookup_path, /* array of GQuark */
+ struct definition_scope *scope);
int register_field_definition(GQuark field_name,
struct definition *definition,
struct definition_scope *scope);
struct declaration_integer *integer_declaration_new(size_t len, int byte_order,
int signedness, size_t alignment,
- int base, enum ctf_string_encoding encoding);
+ int base, enum ctf_string_encoding encoding,
+ struct ctf_clock *clock);
+uint64_t get_unsigned_int(const struct definition *field);
+int64_t get_signed_int(const struct definition *field);
+int get_int_signedness(const struct definition *field);
+int get_int_byte_order(const struct definition *field);
+int get_int_base(const struct definition *field);
+size_t get_int_len(const struct definition *field); /* in bits */
+enum ctf_string_encoding get_int_encoding(const struct definition *field);
/*
* mantissa_len is the length of the number of bytes represented by the mantissa
* Caller must release the GArray with g_array_unref().
*/
GArray *enum_int_to_quark_set(const struct declaration_enum *enum_declaration,
- uint64_t v);
+ int64_t v);
/*
* Returns a GArray of struct enum_range or NULL.
struct declaration_string *
string_declaration_new(enum ctf_string_encoding encoding);
+char *get_string(const struct definition *field);
+enum ctf_string_encoding get_string_encoding(const struct definition *field);
struct declaration_struct *
struct_declaration_new(struct declaration_scope *parent_scope,
uint64_t array_len(struct definition_array *array);
struct definition *array_index(struct definition_array *array, uint64_t i);
int array_rw(struct stream_pos *pos, struct definition *definition);
+GString *get_char_array(const struct definition *field);
+int get_array_len(const struct definition *field);
/*
* int_declaration and elem_declaration passed as parameter now belong
*/
void append_scope_path(const char *path, GArray *q);
+/*
+ * Lookup helpers.
+ */
+struct definition *lookup_definition(const struct definition *definition,
+ const char *field_name);
+struct definition_integer *lookup_integer(const struct definition *definition,
+ const char *field_name,
+ int signedness);
+struct definition_enum *lookup_enum(const struct definition *definition,
+ const char *field_name,
+ int signedness);
+struct definition *lookup_variant(const struct definition *definition,
+ const char *field_name);
+
+static inline
+const char *rem_(const char *str)
+{
+ if (str[0] == '_')
+ return &str[1];
+ else
+ return str;
+}
+
#endif /* _BABELTRACE_TYPES_H */