X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=lttv%2Flttv%2Ftraceset.h;h=19fd563346512b36be1c87e767efee7f853673c9;hb=9a366873e0ed6ecc7f23e2d3a959ecddd4f2f91d;hp=6bce443cf317e291bbc9bf8ed192b5d8921f3473;hpb=2bc1bcfb0fdff52b3350804d2824cd023f463f96;p=lttv.git diff --git a/lttv/lttv/traceset.h b/lttv/lttv/traceset.h index 6bce443c..19fd5633 100644 --- a/lttv/lttv/traceset.h +++ b/lttv/lttv/traceset.h @@ -21,19 +21,48 @@ #include #include +#include #include - +#include +#include /* A traceset is a set of traces to be analyzed together. */ typedef struct _LttvTraceset LttvTraceset; -typedef struct _LttvTrace LttvTrace; +typedef struct _LttvTracesetPosition LttvTracesetPosition; struct bt_context; + +//TODO ybrosseau 2012-05-15 put these struct in the .c to make them opaque +struct _LttvTraceset { + char * filename; + GPtrArray *traces; /* Array of pointers to LttvTrace */ + struct bt_context *context; + LttvAttribute *a; + LttvHooks *event_hooks; + struct bt_ctf_iter *iter; + GPtrArray *state_trace_handle_index; +}; + +struct _LttvTrace { + // Trace id for babeltrace + LttvTraceset *traceset; /* container traceset */ + gint id; + LttvAttribute *a; + guint ref_count; + LttvTraceState *state; +}; + +/* In babeltrace, the position concept is an iterator. */ +struct _LttvTracesetPosition { + struct bt_ctf_iter *iter; + struct bt_iter_pos *bt_pos; +}; + /* Tracesets may be added to, removed from and their content listed. */ -LttvTraceset *lttv_traceset_new(); +LttvTraceset *lttv_traceset_new(void); char * lttv_traceset_name(LttvTraceset * s); @@ -41,6 +70,8 @@ char * lttv_traceset_name(LttvTraceset * s); LttvTrace *lttv_trace_new(LttTrace *t); #endif +void get_absolute_pathname(const gchar *pathname, gchar * abs_pathname); + LttvTraceset *lttv_traceset_copy(LttvTraceset *s_orig); LttvTraceset *lttv_traceset_load(const gchar *filename); @@ -48,27 +79,26 @@ LttvTraceset *lttv_traceset_load(const gchar *filename); struct bt_context *lttv_traceset_get_context(LttvTraceset *s); + gint lttv_traceset_save(LttvTraceset *s); void lttv_traceset_destroy(LttvTraceset *s); -void lttv_trace_destroy(LttvTrace *t); void lttv_traceset_add(LttvTraceset *s, LttvTrace *t); /* - * lttv_traceset_add_path : Add all traces recursively to a traceset + * lttv_trace_create : Add all traces recursively to a traceset from a path * + * * ts is the traceset in which will be contained the traces * - * path is a path to a trace(s). It cannot be NULL and it is not parse - * recursively. - * todo mdenis: implement algorithm to go through all folders recursively to - * find all traces in the path + * trace_path is the path where to find a set of trace. + * Traverse the path recursively to add all traces within. * - * @return 0 on success, -1 on failure + * return 0 on success or a negative integer on failure */ -int lttv_traceset_add_path(LttvTraceset *ts, const char *path); +int lttv_traceset_add_path(LttvTraceset *ts, char *path); unsigned lttv_traceset_number(LttvTraceset *s); @@ -80,17 +110,34 @@ void lttv_traceset_remove(LttvTraceset *s, unsigned i); LttvAttribute *lttv_traceset_attribute(LttvTraceset *s); -LttvAttribute *lttv_trace_attribute(LttvTrace *t); +/* Take a position snapshot */ +LttvTracesetPosition *lttv_traceset_create_position(LttvTraceset *traceset); -#ifdef BABEL_CLEANUP -LttTrace *lttv_trace(LttvTrace *t); -#endif +/* Destroy position snapshot */ +void lttv_traceset_destroy_position(LttvTracesetPosition *traceset_pos); -guint lttv_trace_get_ref_number(LttvTrace * t); +void lttv_traceset_seek_to_position(const LttvTracesetPosition *traceset_pos); -guint lttv_trace_ref(LttvTrace * t); +guint lttv_traceset_get_cpuid_from_event(LttvEvent *event); +/* Returns the minimum timestamp of the traces in the traceset */ +guint64 lttv_traceset_get_timestamp_begin(LttvTraceset *traceset); +/* Returns the maximum timestamp of the traces in the traceset */ +guint64 lttv_traceset_get_timestamp_end(LttvTraceset *traceset); +/* Return a TimeInterval from timestamp of the first event to the last event [experimentale]*/ +TimeInterval lttv_traceset_get_time_span_real(LttvTraceset *ts); +/* Returns a TimeInterval struct that represents the min and max of the traceset */ +TimeInterval lttv_traceset_get_time_span(LttvTraceset *traceset); -guint lttv_trace_unref(LttvTrace * t); +const char *lttv_traceset_get_name_from_event(LttvEvent *event); -#endif // TRACESET_H +LttvTracesetPosition *lttv_traceset_create_time_position(LttvTraceset *ts, LttTime timestamp); + +guint64 lttv_traceset_position_get_timestamp(const LttvTracesetPosition *pos); + +LttTime lttv_traceset_position_get_time(const LttvTracesetPosition *pos); + +int lttv_traceset_position_compare(const LttvTracesetPosition *pos1, const LttvTracesetPosition *pos2); + + +#endif // TRACESET_H