Files
lightswitch/libs/ota-common/include/mgos_updater_common.h
2018-10-28 12:12:24 +01:00

133 lines
3.5 KiB
C

/*
* Copyright (c) 2014-2016 Cesanta Software Limited
* All rights reserved
*
* Common bits of code handling update process.
* Driven externaly by data source - mg_rpc or POST file upload.
*/
#ifndef CS_FW_SRC_MGOS_UPDATER_COMMON_H_
#define CS_FW_SRC_MGOS_UPDATER_COMMON_H_
#include <stdbool.h>
#include <stdint.h>
#include "frozen.h"
#include "mgos_event.h"
#include "mgos_timers.h"
#include "mgos_updater.h"
#include "mgos_updater_hal.h"
#include "mongoose.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
struct update_context;
typedef void (*mgos_updater_result_cb)(struct update_context *ctx);
struct mgos_upd_hal_ctx; /* This struct is defined by HAL and is opaque to us */
#define MGOS_EVENT_OTA_BASE MGOS_EVENT_BASE('O', 'T', 'A')
enum mgos_event_ota {
MGOS_EVENT_OTA_BEGIN =
MGOS_EVENT_OTA_BASE, /* ev_data: struct mgos_upd_info */
MGOS_EVENT_OTA_STATUS, /* ev_data: struct mgos_ota_status */
MGOS_EVENT_OTA_REQUEST, /* ev_data: struct ota_request_param */
};
enum mgos_ota_state {
MGOS_OTA_STATE_IDLE = 0, /* idle */
MGOS_OTA_STATE_PROGRESS, /* "progress" */
MGOS_OTA_STATE_ERROR, /* "error" */
MGOS_OTA_STATE_SUCCESS, /* "success" */
};
struct mgos_ota_status {
bool is_committed;
int commit_timeout;
int partition;
enum mgos_ota_state state;
const char *msg; /* stringified state */
int progress_percent; /* valid only for "progress" state */
};
const char *mgos_ota_state_str(enum mgos_ota_state state);
struct update_context {
int update_state; /* Internal state machine - parsing zip, etc */
enum mgos_ota_state ota_state; /* Externally visible */
const char *status_msg;
char *zip_file_url;
size_t zip_file_size;
size_t bytes_already_downloaded;
size_t last_reported_bytes;
double last_reported_time;
const char *data;
size_t data_len;
struct mbuf unprocessed;
struct mgos_upd_info info;
uint32_t current_file_crc;
uint32_t current_file_crc_calc;
bool current_file_has_descriptor;
bool ignore_same_version;
bool need_reboot;
int result;
mgos_updater_result_cb result_cb;
char *manifest_data;
char file_name[50];
struct mgos_upd_hal_ctx *dev_ctx;
mgos_timer_id wdt;
int wdt_timeout_ms;
/* Network connection associated with this update, if any.
* It is only used in case update times out - it is closed. */
struct mg_connection *nc;
/*
* At the end of update this struct is written to a file
* and then restored after reboot.
*/
struct update_file_context {
int commit_timeout;
} fctx __attribute__((packed));
};
struct update_context *updater_context_create(int timeout);
/*
* Returns updater context of the update in progress. If no update is in
* progress, returns NULL.
*/
struct update_context *updater_context_get_current(void);
int updater_process(struct update_context *ctx, const char *data, size_t len);
void updater_finish(struct update_context *ctx);
void updater_context_free(struct update_context *ctx);
int updater_finalize(struct update_context *ctx);
int is_write_finished(struct update_context *ctx);
int is_update_finished(struct update_context *ctx);
int is_reboot_required(struct update_context *ctx);
void mgos_upd_boot_finish(bool is_successful, bool is_first);
bool mgos_upd_commit();
bool mgos_upd_is_committed();
bool mgos_upd_revert(bool reboot);
bool mgos_upd_get_status(struct mgos_ota_status *);
int mgos_upd_get_commit_timeout();
bool mgos_upd_set_commit_timeout(int commit_timeout);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* CS_FW_SRC_MGOS_UPDATER_COMMON_H_ */