Rebase private OTA libs on 2.7

libs/ota-common/include/mgos_updater.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2014-2016 Cesanta Software Limited
+ * All rights reserved
+ */
+
+/*
+ * OTA API.
+ *
+ * See https://mongoose-os.com/docs/mos/userguide/ota.md for more details about
+ * Mongoose OS OTA mechanism.
+ */
+
+#ifndef CS_FW_SRC_MGOS_UPDATER_H_
+#define CS_FW_SRC_MGOS_UPDATER_H_
+
+#include <stdbool.h>
+
+#include "frozen.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+struct mgos_upd_file_info {
+  char name[50];
+  uint32_t size;
+  uint32_t processed;
+};
+
+struct mgos_upd_info {
+  /* Data from the manifest, available from BEGIN until END */
+  struct json_token name;
+  struct json_token platform;
+  struct json_token version;
+  struct json_token build_id;
+  struct json_token parts;
+  bool abort; /* If MGOS_EVENT_OTA_BEGIN handler sets this to true, abort OTA */
+
+  /* Current file, available in PROGRESS. */
+  struct mgos_upd_file_info current_file;
+};
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* CS_FW_SRC_MGOS_UPDATER_H_ */