1 files changed, 9 insertions, 0 deletions
diff --git a/vendor/open-telemetry/context/fiber/zend_observer_fiber.h b/vendor/open-telemetry/context/fiber/zend_observer_fiber.h
new file mode 100644
index 000000000..6a8e4e98d
--- /dev/null
+++ b/vendor/open-telemetry/context/fiber/zend_observer_fiber.h
@@ -0,0 +1,9 @@
+#define FFI_SCOPE "OTEL_ZEND_OBSERVER_FIBER"
+
+typedef void (*zend_observer_fiber_init_handler)(intptr_t initializing);
+typedef void (*zend_observer_fiber_switch_handler)(intptr_t from, intptr_t to);
+typedef void (*zend_observer_fiber_destroy_handler)(intptr_t destroying);
+
+void zend_observer_fiber_init_register(zend_observer_fiber_init_handler handler);
+void zend_observer_fiber_switch_register(zend_observer_fiber_switch_handler handler);
+void zend_observer_fiber_destroy_register(zend_observer_fiber_destroy_handler handler);