syscall_comm.pattern_len = pattern_len;
syscall_comm.filter_expression_len = filter_expression_len;
+ syscall_comm.emission_site_type = syscall->emission_site_type;
ret = lttng_dynamic_buffer_append(
&payload->buffer, &syscall_comm, sizeof(syscall_comm));
return hash;
}
-struct lttng_event_rule *lttng_event_rule_syscall_create(void)
+struct lttng_event_rule *lttng_event_rule_syscall_create(
+ enum lttng_event_rule_syscall_emission_site_type
+ emission_site_type)
{
struct lttng_event_rule *rule = NULL;
struct lttng_event_rule_syscall *syscall_rule;
enum lttng_event_rule_status status;
+ /* Validate the emission site type */
+ switch (emission_site_type) {
+ case LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_ENTRY_EXIT:
+ case LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_ENTRY:
+ case LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_EXIT:
+ break;
+ default:
+ /* Invalid emission type */
+ goto end;
+ }
+
syscall_rule = zmalloc(sizeof(struct lttng_event_rule_syscall));
if (!syscall_rule) {
goto end;
rule = NULL;
}
+ /* Emission site type */
+ syscall_rule->emission_site_type = emission_site_type;
+
end:
return rule;
}
}
syscall_comm = (typeof(syscall_comm)) current_buffer_view.data;
- rule = lttng_event_rule_syscall_create();
+ rule = lttng_event_rule_syscall_create(syscall_comm->emission_site_type);
if (!rule) {
ERR("Failed to create event rule syscall");
ret = -1;
end:
return status;
}
+extern enum lttng_event_rule_syscall_emission_site_type
+lttng_event_rule_syscall_get_emission_site_type(
+ const struct lttng_event_rule *rule)
+{
+ enum lttng_event_rule_syscall_emission_site_type emission_site_type =
+ LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_UNKNOWN;
+ struct lttng_event_rule_syscall *syscall;
+
+ if (!rule || !IS_SYSCALL_EVENT_RULE(rule)) {
+ goto end;
+ }
+
+ syscall = container_of(rule, struct lttng_event_rule_syscall, parent);
+ emission_site_type = syscall->emission_site_type;
+
+end:
+ return emission_site_type;
+}
+
+LTTNG_HIDDEN
+const char *lttng_event_rule_syscall_emission_site_str(
+ enum lttng_event_rule_syscall_emission_site_type type)
+{
+ switch (type) {
+ case LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_ENTRY:
+ return "entry";
+ case LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_ENTRY_EXIT:
+ return "entry+exit";
+ case LTTNG_EVENT_RULE_SYSCALL_EMISSION_SITE_EXIT:
+ return "exit";
+ default:
+ return "???";
+ }
+}