1 files changed, 79 insertions, 0 deletions
diff --git a/include/crm/common/ipc_pacemakerd.h b/include/crm/common/ipc_pacemakerd.h
new file mode 100644
index 0000000..340f9a6
--- /dev/null
+++ b/include/crm/common/ipc_pacemakerd.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2020 the Pacemaker project contributors
+ *
+ * The version control history for this file may have further details.
+ *
+ * This source code is licensed under the GNU Lesser General Public License
+ * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
+ */
+
+#ifndef PCMK__CRM_COMMON_IPC_PACEMAKERD__H
+#  define PCMK__CRM_COMMON_IPC_PACEMAKERD__H
+
+#include <sys/types.h>       // time_t
+#include <crm/common/ipc.h>  // pcmk_ipc_api_t
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \file
+ * \brief IPC commands for Pacemakerd
+ *
+ * \ingroup core
+ */
+
+enum pcmk_pacemakerd_state {
+    pcmk_pacemakerd_state_invalid = -1,
+    pcmk_pacemakerd_state_init = 0,
+    pcmk_pacemakerd_state_starting_daemons,
+    pcmk_pacemakerd_state_wait_for_ping,
+    pcmk_pacemakerd_state_running,
+    pcmk_pacemakerd_state_shutting_down,
+    pcmk_pacemakerd_state_shutdown_complete,
+    pcmk_pacemakerd_state_remote,
+    pcmk_pacemakerd_state_max = pcmk_pacemakerd_state_remote,
+};
+
+//! Possible types of pacemakerd replies
+enum pcmk_pacemakerd_api_reply {
+    pcmk_pacemakerd_reply_unknown,
+    pcmk_pacemakerd_reply_ping,
+    pcmk_pacemakerd_reply_shutdown,
+};
+
+/*!
+ * Pacemakerd reply passed to event callback
+ */
+typedef struct {
+    enum pcmk_pacemakerd_api_reply reply_type;
+
+    union {
+        // pcmk_pacemakerd_reply_ping
+        struct {
+            const char *sys_from;
+            enum pcmk_pacemakerd_state state;
+            time_t last_good;
+            int status;
+        } ping;
+        // pcmk_pacemakerd_reply_shutdown
+        struct {
+            int status;
+        } shutdown;
+    } data;
+} pcmk_pacemakerd_api_reply_t;
+
+int pcmk_pacemakerd_api_ping(pcmk_ipc_api_t *api, const char *ipc_name);
+int pcmk_pacemakerd_api_shutdown(pcmk_ipc_api_t *api, const char *ipc_name);
+
+enum pcmk_pacemakerd_state
+    pcmk_pacemakerd_api_daemon_state_text2enum(const char *state);
+const char
+    *pcmk_pacemakerd_api_daemon_state_enum2text(enum pcmk_pacemakerd_state state);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // PCMK__CRM_COMMON_IPC_PACEMAKERD__H