*/
#include <babeltrace/types.h>
+#include <babeltrace/ctf/types.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include <uuid/uuid.h>
+#include <assert.h>
#include <glib.h>
+#define CTF_MAGIC 0xC1FC1FC1
+
struct ctf_trace;
struct ctf_stream;
struct ctf_event;
+struct ctf_file_stream {
+ uint64_t stream_id;
+ struct ctf_stream *stream;
+ struct stream_pos pos; /* current stream position */
+};
+
+#define CTF_TRACE_SET_FIELD(ctf_trace, field) \
+ do { \
+ (ctf_trace)->field_mask |= CTF_TRACE_ ## field; \
+ } while (0)
+
+#define CTF_TRACE_FIELD_IS_SET(ctf_trace, field) \
+ ((ctf_trace)->field_mask & CTF_TRACE_ ## field)
+
+#define CTF_TRACE_GET_FIELD(ctf_trace, field) \
+ ({ \
+ assert(CTF_TRACE_FIELD_IS_SET(ctf_trace, field)); \
+ (ctf_trace)->(field); \
+ })
+
+
struct ctf_trace {
- struct declaration_scope *scope;
+ /* root scope */
+ struct declaration_scope *root_declaration_scope;
+
+ struct declaration_scope *declaration_scope;
+ /* innermost definition scope. to be used as parent of stream. */
+ struct definition_scope *definition_scope;
+ GPtrArray *streams; /* Array of struct ctf_stream pointers */
+ struct ctf_file_stream metadata;
+
+ /* Declarations only used when parsing */
+ struct declaration_struct *packet_header_decl;
+
+ /* Definitions used afterward */
+ struct definition_struct *packet_header;
+
+ uint64_t major;
+ uint64_t minor;
+ uuid_t uuid;
+ int byte_order; /* trace BYTE_ORDER. 0 if unset. */
+
+ enum { /* Fields populated mask */
+ CTF_TRACE_major = (1U << 0),
+ CTF_TRACE_minor = (1U << 1),
+ CTF_TRACE_uuid = (1U << 2),
+ CTF_TRACE_byte_order = (1U << 3),
+ CTF_TRACE_packet_header = (1U << 4),
+ } field_mask;
+
+ /* Information about trace backing directory and files */
+ DIR *dir;
+ int dirfd;
+ int flags; /* open flags */
};
+#define CTF_STREAM_SET_FIELD(ctf_stream, field) \
+ do { \
+ (ctf_stream)->field_mask |= CTF_STREAM_ ## field; \
+ } while (0)
+
+#define CTF_STREAM_FIELD_IS_SET(ctf_stream, field) \
+ ((ctf_stream)->field_mask & CTF_STREAM_ ## field)
+
+#define CTF_STREAM_GET_FIELD(ctf_stream, field) \
+ ({ \
+ assert(CTF_STREAM_FIELD_IS_SET(ctf_stream, field)); \
+ (ctf_stream)->(field); \
+ })
+
struct ctf_stream {
- struct declaration_scope *scope;
- GArray *events_by_id; /* Array of struct ctf_event indexed by id */
- GHashTable *event_quark_to_id; /* GQuark to numeric id */
+ struct ctf_trace *trace;
+ /* parent is lexical scope conaining the stream scope */
+ struct declaration_scope *declaration_scope;
+ /* innermost definition scope. to be used as parent of event. */
+ struct definition_scope *definition_scope;
+ GPtrArray *events_by_id; /* Array of struct ctf_event pointers indexed by id */
+ GHashTable *event_quark_to_id; /* GQuark to numeric id */
+
+ /* Declarations only used when parsing */
+ struct declaration_struct *packet_context_decl;
+ struct declaration_struct *event_header_decl;
+ struct declaration_struct *event_context_decl;
+
+ /* Definitions used afterward */
+ struct definition_struct *packet_context;
+ struct definition_struct *event_header;
+ struct definition_struct *event_context;
+
+ uint64_t stream_id;
+
+ enum { /* Fields populated mask */
+ CTF_STREAM_stream_id = (1 << 0),
+ } field_mask;
+
+ GPtrArray *files; /* Array of struct ctf_file_stream pointers */
};
+#define CTF_EVENT_SET_FIELD(ctf_event, field) \
+ do { \
+ (ctf_event)->field_mask |= CTF_EVENT_ ## field; \
+ } while (0)
+
+#define CTF_EVENT_FIELD_IS_SET(ctf_event, field) \
+ ((ctf_event)->field_mask & CTF_EVENT_ ## field)
+
+#define CTF_EVENT_GET_FIELD(ctf_event, field) \
+ ({ \
+ assert(CTF_EVENT_FIELD_IS_SET(ctf_event, field)); \
+ (ctf_event)->(field); \
+ })
struct ctf_event {
- struct declaration_scope *scope;
- GQuark qname;
+ /* stream mapped by stream_id */
+ struct ctf_stream *stream;
+ /* parent is lexical scope conaining the event scope */
+ struct declaration_scope *declaration_scope;
+
+ /* Declarations only used when parsing */
+ struct declaration_struct *context_decl;
+ struct declaration_struct *fields_decl;
+
+ /* Definitions used afterward */
+ struct definition_struct *context;
+ struct definition_struct *fields;
+
+ GQuark name;
+ uint64_t id; /* Numeric identifier within the stream */
+ uint64_t stream_id;
+
+ enum { /* Fields populated mask */
+ CTF_EVENT_name = (1 << 0),
+ CTF_EVENT_id = (1 << 1),
+ CTF_EVENT_stream_id = (1 << 2),
+ } field_mask;
};
#endif /* _BABELTRACE_CTF_METADATA_H */