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actions: implement is_equal
[lttng-tools.git]
/
src
/
common
/
actions
/
action.c
diff --git
a/src/common/actions/action.c
b/src/common/actions/action.c
index 6894036cb779d09ced9c5acee4dacf9a2e99d876..50e1b1d84b1d1a971f2bc188adc66897b21d5d53 100644
(file)
--- a/
src/common/actions/action.c
+++ b/
src/common/actions/action.c
@@
-5,10
+5,22
@@
*
*/
*
*/
+#include <assert.h>
+#include <common/error.h>
#include <lttng/action/action-internal.h>
#include <lttng/action/notify-internal.h>
#include <lttng/action/action-internal.h>
#include <lttng/action/notify-internal.h>
-#include <common/error.h>
-#include <assert.h>
+
+static const char *lttng_action_type_string(enum lttng_action_type action_type)
+{
+ switch (action_type) {
+ case LTTNG_ACTION_TYPE_UNKNOWN:
+ return "UNKNOWN";
+ case LTTNG_ACTION_TYPE_NOTIFY:
+ return "NOTIFY";
+ default:
+ return "???";
+ }
+}
enum lttng_action_type lttng_action_get_type(struct lttng_action *action)
{
enum lttng_action_type lttng_action_get_type(struct lttng_action *action)
{
@@
-28,11
+40,13
@@
void lttng_action_init(
enum lttng_action_type type,
action_validate_cb validate,
action_serialize_cb serialize,
enum lttng_action_type type,
action_validate_cb validate,
action_serialize_cb serialize,
+ action_equal_cb equal,
action_destroy_cb destroy)
{
action->type = type;
action->validate = validate;
action->serialize = serialize;
action_destroy_cb destroy)
{
action->type = type;
action->validate = validate;
action->serialize = serialize;
+ action->equal = equal;
action->destroy = destroy;
}
action->destroy = destroy;
}
@@
-106,12
+120,18
@@
ssize_t lttng_action_create_from_buffer(const struct lttng_buffer_view *view,
action_comm = (const struct lttng_action_comm *) view->data;
action_comm = (const struct lttng_action_comm *) view->data;
- DBG("Deserializing action from buffer");
+ DBG("Create action from buffer: action-type=%s",
+ lttng_action_type_string(action_comm->action_type));
+
switch (action_comm->action_type) {
case LTTNG_ACTION_TYPE_NOTIFY:
create_from_buffer_cb = lttng_action_notify_create_from_buffer;
break;
default:
switch (action_comm->action_type) {
case LTTNG_ACTION_TYPE_NOTIFY:
create_from_buffer_cb = lttng_action_notify_create_from_buffer;
break;
default:
+ ERR("Failed to create action from buffer, unhandled action type: action-type=%u (%s)",
+ action_comm->action_type,
+ lttng_action_type_string(
+ action_comm->action_type));
consumed_len = -1;
goto end;
}
consumed_len = -1;
goto end;
}
@@
-137,3
+157,28
@@
ssize_t lttng_action_create_from_buffer(const struct lttng_buffer_view *view,
end:
return consumed_len;
}
end:
return consumed_len;
}
+
+LTTNG_HIDDEN
+bool lttng_action_is_equal(const struct lttng_action *a,
+ const struct lttng_action *b)
+{
+ bool is_equal = false;
+
+ if (!a || !b) {
+ goto end;
+ }
+
+ if (a->type != b->type) {
+ goto end;
+ }
+
+ if (a == b) {
+ is_equal = true;
+ goto end;
+ }
+
+ assert(a->equal);
+ is_equal = a->equal(a, b);
+end:
+ return is_equal;
+}
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