API sync babeltrace
[lttngtop.git] / src / lttngtop.c
index 52bf6e98bf77e7cd9a9d484f442db94e9afbb9ad..d51302c71b78ac99d0c99c4095adce2a3b3056bd 100644 (file)
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA.
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #define _GNU_SOURCE
@@ -23,6 +22,7 @@
 #include <babeltrace/babeltrace.h>
 #include <babeltrace/ctf/events.h>
 #include <babeltrace/ctf/callbacks.h>
+#include <babeltrace/ctf/iterator.h>
 #include <fcntl.h>
 #include <pthread.h>
 #include <popt.h>
@@ -113,7 +113,7 @@ void *ncurses_display(void *p)
  * hook on each event to check the timestamp and refresh the display if
  * necessary
  */
-enum bt_cb_ret check_timestamp(struct bt_ctf_event *call_data, void *private_data)
+enum bt_cb_ret check_timestamp(struct ctf_event_definition *call_data, void *private_data)
 {
        unsigned long timestamp;
 
@@ -195,8 +195,8 @@ void update_perf_value(struct processtop *proc, struct cputime *cpu,
        }
 }
 
-void extract_perf_counter_scope(struct bt_ctf_event *event,
-               struct definition *scope,
+void extract_perf_counter_scope(const struct ctf_event_definition *event,
+               const struct definition *scope,
                struct processtop *proc,
                struct cputime *cpu)
 {
@@ -213,7 +213,7 @@ void extract_perf_counter_scope(struct bt_ctf_event *event,
 
        for (i = 0; i < count; i++) {
                const char *name = bt_ctf_field_name(list[i]);
-               if (strncmp(name, "_perf_", 6) == 0) {
+               if (strncmp(name, "perf_", 5) == 0) {
                        int value = bt_ctf_get_uint64(list[i]);
                        if (bt_ctf_field_get_error())
                                continue;
@@ -225,19 +225,12 @@ end:
        return;
 }
 
-void update_perf_counter(struct processtop *proc, struct bt_ctf_event *event)
+void update_perf_counter(struct processtop *proc, const struct ctf_event_definition *event)
 {
-       struct definition *scope;
-       uint64_t cpu_id;
        struct cputime *cpu;
+       const struct definition *scope;
 
-       scope = bt_ctf_get_top_level_scope(event, BT_STREAM_PACKET_CONTEXT);
-       cpu_id = bt_ctf_get_uint64(bt_ctf_get_field(event, scope, "cpu_id"));
-       if (bt_ctf_field_get_error()) {
-               fprintf(stderr, "[error] get cpu_id\n");
-               goto end;
-       }
-       cpu = get_cpu(cpu_id);
+       cpu = get_cpu(get_cpu_id(event));
 
        scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT);
        extract_perf_counter_scope(event, scope, proc, cpu);
@@ -247,18 +240,14 @@ void update_perf_counter(struct processtop *proc, struct bt_ctf_event *event)
 
        scope = bt_ctf_get_top_level_scope(event, BT_EVENT_CONTEXT);
        extract_perf_counter_scope(event, scope, proc, cpu);
-
-end:
-       return;
 }
 
-enum bt_cb_ret fix_process_table(struct bt_ctf_event *call_data,
+enum bt_cb_ret fix_process_table(struct ctf_event_definition *call_data,
                void *private_data)
 {
        int pid, tid, ppid;
        char *comm;
        struct processtop *parent, *child;
-       struct definition *scope;
        unsigned long timestamp;
 
        /* FIXME : display nice error when missing context pid, tid, ppid and comm */
@@ -267,25 +256,23 @@ enum bt_cb_ret fix_process_table(struct bt_ctf_event *call_data,
        if (timestamp == -1ULL)
                goto error;
 
-       scope = bt_ctf_get_top_level_scope(call_data, BT_STREAM_EVENT_CONTEXT);
-
-       pid = bt_ctf_get_int64(bt_ctf_get_field(call_data, scope, "_pid"));
-       if (bt_ctf_field_get_error()) {
+       pid = get_context_pid(call_data);
+       if (pid == -1ULL) {
 //             fprintf(stderr, "Missing pid context info\n");
                goto error;
        }
-       tid = bt_ctf_get_int64(bt_ctf_get_field(call_data, scope, "_tid"));
-       if (bt_ctf_field_get_error()) {
+       tid = get_context_tid(call_data);
+       if (tid == -1ULL) {
 //             fprintf(stderr, "Missing tid context info\n");
                goto error;
        }
-       ppid = bt_ctf_get_int64(bt_ctf_get_field(call_data, scope, "_ppid"));
-       if (bt_ctf_field_get_error()) {
+       ppid = get_context_ppid(call_data);
+       if (ppid == -1ULL) {
 //             fprintf(stderr, "Missing ppid context info\n");
                goto error;
        }
-       comm = bt_ctf_get_char_array(bt_ctf_get_field(call_data, scope, "_procname"));
-       if (bt_ctf_field_get_error()) {
+       comm = get_context_comm(call_data);
+       if (!comm) {
 //             fprintf(stderr, "Missing procname context info\n");
                goto error;
        }
@@ -329,6 +316,11 @@ void init_lttngtop()
        sem_init(&pause_sem, 0, 1);
        sem_init(&end_trace_sem, 0, 0);
 
+       reset_global_counters();
+       lttngtop.nbproc = 0;
+       lttngtop.nbthreads = 0;
+       lttngtop.nbfiles = 0;
+
        lttngtop.process_table = g_ptr_array_new();
        lttngtop.files_table = g_ptr_array_new();
        lttngtop.cpu_table = g_ptr_array_new();
@@ -398,7 +390,7 @@ void iter_trace(struct bt_context *bt_ctx)
 {
        struct bt_ctf_iter *iter;
        struct bt_iter_pos begin_pos;
-       struct bt_ctf_event *event;
+       const struct ctf_event_definition *event;
        int ret = 0;
 
        begin_pos.type = BT_SEEK_BEGIN;
@@ -431,6 +423,18 @@ void iter_trace(struct bt_context *bt_ctx)
        bt_ctf_iter_add_callback(iter,
                        g_quark_from_static_string("sys_read"),
                        NULL, 0, handle_sys_read, NULL, NULL, NULL);
+       bt_ctf_iter_add_callback(iter,
+                       g_quark_from_static_string("sys_open"),
+                       NULL, 0, handle_sys_open, NULL, NULL, NULL);
+       bt_ctf_iter_add_callback(iter,
+                       g_quark_from_static_string("sys_close"),
+                       NULL, 0, handle_sys_close, NULL, NULL, NULL);
+       bt_ctf_iter_add_callback(iter,
+                       g_quark_from_static_string(
+                                       "lttng_statedump_file_descriptor"),
+                       NULL, 0, handle_statedump_file_descriptor,
+                       NULL, NULL, NULL);
+
        while ((event = bt_ctf_iter_read_event(iter)) != NULL) {
                ret = bt_iter_next(bt_ctf_get_iter(iter));
                if (ret < 0)
@@ -441,7 +445,7 @@ void iter_trace(struct bt_context *bt_ctx)
        sem_wait(&end_trace_sem);
 
 end_iter:
-       bt_iter_destroy(bt_ctf_get_iter(iter));
+       bt_ctf_iter_destroy(iter);
 }
 
 /*
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