#include <lttv/traceset.h>
#include <lttv/iattribute.h>
+#include <lttv/state.h>
+#include <lttv/hook.h>
#include <stdio.h>
#include <babeltrace/context.h>
-
+#include <babeltrace/iterator.h>
+#include <babeltrace/ctf/events.h>
/* A trace is a sequence of events gathered in the same tracing session. The
events may be stored in several tracefiles in the same directory.
A trace set is defined when several traces are to be analyzed together,
possibly to study the interactions between events in the different traces.
*/
-struct _LttvTraceset {
- char * filename;
- GPtrArray *traces;
- struct bt_context *context;
- LttvAttribute *a;
-};
-
-
-struct _LttvTrace {
- LttTrace *t;
- LttvAttribute *a;
- guint ref_count;
-};
-
-LttvTraceset *lttv_traceset_new()
+LttvTraceset *lttv_traceset_new(void)
{
LttvTraceset *s;
+ struct bt_iter_pos begin_pos;
s = g_new(LttvTraceset, 1);
s->filename = NULL;
s->traces = g_ptr_array_new();
s->context = bt_context_create();
s->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
+ //TODO remove this when we have really mecanism
+ //s->tmpState = g_new(LttvTraceState *, 1);
+ //lttv_trace_state_init(s->tmpState,0);
+ begin_pos.type = BT_SEEK_BEGIN;
+
+ //s->iter = bt_ctf_iter_create(lttv_traceset_get_context(s),
+ // &begin_pos,
+ // NULL);
+ s->iter = 0;
+ s->event_hooks = lttv_hooks_new();
+
+
+
+
return s;
}
return s->filename;
}
-LttvTrace *lttv_trace_new(LttTrace *t)
+#ifdef BABEL_CLEANUP
+LttvTrace *lttv_trace_new(LttTrace *t)
{
LttvTrace *new_trace;
new_trace = g_new(LttvTrace, 1);
new_trace->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
- new_trace->t = t;
+ new_trace->id = t;
new_trace->ref_count = 0;
return new_trace;
}
+#endif
+/*
+ * lttv_trace_create : Create a trace from a path
+ *
+ * ts is the traceset in which will be contained the trace
+ *
+ * path is the path where to find a trace. It is not recursive.
+ *
+ * This function is static since a trace should always be contained in a
+ * traceset.
+ *
+ * return the created trace or NULL on failure
+ */
+static LttvTrace *lttv_trace_create(LttvTraceset *ts, const char *path)
+{
+ int id = bt_context_add_trace(lttv_traceset_get_context(ts),
+ path,
+ "ctf",
+ NULL,
+ NULL,
+ NULL);
+ if (id < 0) {
+ return NULL;
+ }
+ // Create the trace and save the trace handle id returned by babeltrace
+ LttvTrace *new_trace;
+
+ new_trace = g_new(LttvTrace, 1);
+ new_trace->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
+ new_trace->id = id;
+ new_trace->ref_count = 0;
+ new_trace->traceset = ts;
+ new_trace->state = g_new(LttvTraceState,1);
+ lttv_trace_state_init(new_trace->state,new_trace);
+ ts->tmpState = new_trace->state;
+ return new_trace;
+}
+
+/*
+ * lttv_trace_create : Create and add a single trace to a traceset
+ *
+ * ts is the traceset in which will be contained the trace
+ *
+ * path is the path where to find a trace. It is not recursive.
+ *
+ * return a positive integer (>=0)on success or -1 on failure
+ */
+static int lttv_traceset_create_trace(LttvTraceset *ts, const char *path)
+{
+ LttvTrace *trace = lttv_trace_create(ts, path);
+ if (trace == NULL) {
+ return -1;
+ }
+ lttv_traceset_add(ts, trace);
+ return 0;
+}
LttvTraceset *lttv_traceset_copy(LttvTraceset *s_orig)
{
trace = g_ptr_array_index(s_orig->traces, i);
trace->ref_count++;
+ /* WARNING: this is an alias, not a copy. */
g_ptr_array_add(s->traces, trace);
}
s->context = s_orig->context;
for(i=0;i<s->traces->len;i++) {
LttvTrace *trace = g_ptr_array_index(s->traces, i);
lttv_trace_unref(trace);
+ // todo mdenis 2012-03-27: uncomment when babeltrace gets fixed
+ //bt_context_remove_trace(lttv_traceset_get_context(s), trace->id);
if(lttv_trace_get_ref_number(trace) == 0)
lttv_trace_destroy(trace);
}
return s->context;
}
+LttvTraceset *lttv_trace_get_traceset(LttvTrace *trace)
+{
+ return trace->traceset;
+}
+
+LttvHooks *lttv_traceset_get_hooks(LttvTraceset *s)
+{
+ return s->event_hooks;
+}
+
void lttv_trace_destroy(LttvTrace *t)
{
g_object_unref(t->a);
g_ptr_array_add(s->traces, t);
}
+int lttv_traceset_add_path(LttvTraceset *ts, const char *trace_path)
+{
+ // todo mdenis 2012-03-27: add trace recursively and update comment
+ int ret = lttv_traceset_create_trace(ts, trace_path);
+ return ret;
+}
unsigned lttv_traceset_number(LttvTraceset *s)
{
g_assert(s->traces->len > i);
t = (LttvTrace *)s->traces->pdata[i];
t->ref_count--;
+ bt_context_remove_trace(lttv_traceset_get_context(s), t->id);
g_ptr_array_remove_index(s->traces, i);
}
return t->a;
}
-
+#ifdef BABEL_CLEANUP
LttTrace *lttv_trace(LttvTrace *t)
{
return t->t;
}
+#endif
+
+gint lttv_trace_get_id(LttvTrace *t)
+{
+ return t->id;
+}
guint lttv_trace_get_ref_number(LttvTrace * t)
{
+ // todo mdenis: adapt to babeltrace
return t->ref_count;
}
return t->ref_count;
}
+guint lttv_trace_get_num_cpu(LttvTrace *t)
+{
+#warning "TODO - Set the right number of CPU"
+ return 24;
+}
+
+LttvTracesetPosition *lttv_traceset_create_position(LttvTraceset *traceset)
+{
+#warning "TODO"
+ return NULL;
+}
+
+void lttv_traceset_destroy_position(LttvTracesetPosition *traceset_pos)
+{
+#warning "TODO"
+ return NULL;
+}
+
+void lttv_traceset_seek_to_position(LttvTracesetPosition *traceset_pos)
+{
+#warning "TODO"
+}
+
+guint lttv_traceset_get_cpuid_from_event(LttvEvent *event)
+{
+ struct definition *scope;
+ unsigned long timestamp;
+ unsigned int cpu_id;
+
+ struct bt_ctf_event *ctf_event = event->bt_event;
+ timestamp = bt_ctf_get_timestamp(ctf_event);
+ if (timestamp == -1ULL) {
+ return 0;
+ }
+ scope = bt_ctf_get_top_level_scope(ctf_event, BT_STREAM_PACKET_CONTEXT);
+ if (bt_ctf_field_get_error()) {
+ return 0;
+ }
+ cpu_id = bt_ctf_get_uint64(bt_ctf_get_field(ctf_event, scope, "cpu_id"));
+ if (bt_ctf_field_get_error()) {
+ return 0;
+ } else {
+ return cpu_id;
+ }
+}
+
+const char *lttv_traceset_get_name_from_event(LttvEvent *event)
+{
+ return bt_ctf_event_name(event->bt_event);
+}
projects / lttv.git / blobdiff