Fix: relayd: viewer metadata is not rotated after a session clear

[lttng-tools.git] / src / common / trace-chunk.c

diff --git a/src/common/trace-chunk.c b/src/common/trace-chunk.c
index 313d49375d6ed0e03cec04af05619aa961b545b2..ec52e5d2b3e30598216e26bf1f8eea6fd7a2ae9a 100644 (file)
--- a/src/common/trace-chunk.c
+++ b/src/common/trace-chunk.c
@@ -1828,6 +1828,32 @@ const char *lttng_trace_chunk_command_type_get_name(
        }
 }
 
+LTTNG_HIDDEN
+bool lttng_trace_chunk_ids_equal(const struct lttng_trace_chunk *chunk_a,
+               const struct lttng_trace_chunk *chunk_b)
+{
+       bool equal = false;
+
+       if (!chunk_a || !chunk_b) {
+               goto end;
+       }
+
+       if (chunk_a->id.is_set ^ chunk_a->id.is_set) {
+               /* One id is set and not the other, thus they are not equal. */
+               goto end;
+       }
+
+       if (!chunk_a->id.is_set) {
+               /* Both ids are unset. */
+               equal = true;
+       } else {
+               equal = chunk_a->id.value == chunk_b->id.value;
+       }
+
+end:
+       return equal;
+}
+
 LTTNG_HIDDEN
 bool lttng_trace_chunk_get(struct lttng_trace_chunk *chunk)
 {