static int opt_kernel;
static char *opt_channel;
static int opt_domain;
+static int opt_fields;
#if 0
/* Not implemented yet */
static char *opt_cmd_name;
#endif
{"channel", 'c', POPT_ARG_STRING, &opt_channel, 0, 0, 0},
{"domain", 'd', POPT_ARG_VAL, &opt_domain, 1, 0, 0},
+ {"fields", 'f', POPT_ARG_VAL, &opt_fields, 1, 0, 0},
{"list-options", 0, POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, NULL},
{0, 0, 0, 0, 0, 0, 0}
};
fprintf(ofp, " --list-options Simple listing of options\n");
fprintf(ofp, " -k, --kernel Select kernel domain\n");
fprintf(ofp, " -u, --userspace Select user-space domain.\n");
+ fprintf(ofp, " -f, --fields List event fields.\n");
#if 0
fprintf(ofp, " -p, --pid PID List user-space events by PID\n");
#endif
}
}
+static const char *field_type(struct lttng_event_field *field)
+{
+ switch(field->type) {
+ case LTTNG_EVENT_FIELD_INTEGER:
+ return "integer";
+ case LTTNG_EVENT_FIELD_ENUM:
+ return "enum";
+ case LTTNG_EVENT_FIELD_FLOAT:
+ return "float";
+ case LTTNG_EVENT_FIELD_STRING:
+ return "string";
+ case LTTNG_EVENT_FIELD_OTHER:
+ default: /* fall-through */
+ return "unknown";
+ }
+}
+
+/*
+ * Pretty print single event fields.
+ */
+static void print_event_field(struct lttng_event_field *field)
+{
+ if (!field->field_name[0]) {
+ return;
+ }
+ MSG("%sfield: %s (%s)", indent8, field->field_name,
+ field_type(field));
+}
+
/*
* Ask session daemon for all user space tracepoints available.
*/
return -1;
}
+/*
+ * Ask session daemon for all user space tracepoint fields available.
+ */
+static int list_ust_event_fields(void)
+{
+ int i, size;
+ struct lttng_domain domain;
+ struct lttng_handle *handle;
+ struct lttng_event_field *event_field_list;
+ pid_t cur_pid = 0;
+ struct lttng_event cur_event;
+
+ memset(&domain, 0, sizeof(domain));
+ memset(&cur_event, 0, sizeof(cur_event));
+
+ DBG("Getting UST tracing event fields");
+
+ domain.type = LTTNG_DOMAIN_UST;
+
+ handle = lttng_create_handle(NULL, &domain);
+ if (handle == NULL) {
+ goto error;
+ }
+
+ size = lttng_list_tracepoint_fields(handle, &event_field_list);
+ if (size < 0) {
+ ERR("Unable to list UST event fields");
+ lttng_destroy_handle(handle);
+ return size;
+ }
+
+ MSG("UST events:\n-------------");
+
+ if (size == 0) {
+ MSG("None");
+ }
+
+ for (i = 0; i < size; i++) {
+ if (cur_pid != event_field_list[i].event.pid) {
+ cur_pid = event_field_list[i].event.pid;
+ MSG("\nPID: %d - Name: %s", cur_pid, get_cmdline_by_pid(cur_pid));
+ }
+ if (strcmp(cur_event.name, event_field_list[i].event.name) != 0) {
+ print_events(&event_field_list[i].event);
+ memcpy(&cur_event, &event_field_list[i].event,
+ sizeof(cur_event));
+ }
+ print_event_field(&event_field_list[i]);
+ }
+
+ MSG("");
+
+ free(event_field_list);
+ lttng_destroy_handle(handle);
+
+ return CMD_SUCCESS;
+
+error:
+ lttng_destroy_handle(handle);
+ return -1;
+}
+
/*
* Ask for all trace events in the kernel and pretty print them.
*/
}
}
if (opt_userspace) {
- ret = list_ust_events();
+ if (opt_fields) {
+ ret = list_ust_event_fields();
+ } else {
+ ret = list_ust_events();
+ }
if (ret < 0) {
goto end;
}