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system_api: add esp_unregister_shutdown_handler

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This commit is contained in:
Ivan Grokhotkov 2019-04-08 19:29:44 +08:00
parent b94fcb192e
commit bd309a133f
2 changed files with 22 additions and 0 deletions
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11
components/esp32/system_api.c
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@ -221,6 +221,17 @@ esp_err_t esp_register_shutdown_handler(shutdown_handler_t handler)
return ESP_FAIL; return ESP_FAIL;
} }
esp_err_t esp_unregister_shutdown_handler(shutdown_handler_t handler)
{
for (int i = 0; i < SHUTDOWN_HANDLERS_NO; i++) {
if (shutdown_handlers[i] == handler) {
shutdown_handlers[i] = NULL;
return ESP_OK;
}
}
return ESP_ERR_INVALID_STATE;
}
void esp_restart_noos() __attribute__ ((noreturn)); void esp_restart_noos() __attribute__ ((noreturn));
void IRAM_ATTR esp_restart(void) void IRAM_ATTR esp_restart(void)

11
components/esp_common/include/esp_system.h
View File

@ -83,6 +83,17 @@ typedef void (*shutdown_handler_t)(void);
*/ */
esp_err_t esp_register_shutdown_handler(shutdown_handler_t handle); esp_err_t esp_register_shutdown_handler(shutdown_handler_t handle);
/**
* @brief Unregister shutdown handler
*
* This function allows you to unregister a handler which was previously
* registered using esp_register_shutdown_handler function.
* - ESP_OK on success
* - ESP_ERR_INVALID_STATE if the given handler hasn't been registered before
*/
esp_err_t esp_unregister_shutdown_handler(shutdown_handler_t handle);
/** /**
* @brief Restart PRO and APP CPUs. * @brief Restart PRO and APP CPUs.
* *