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OTA: Always clean up OTA handle regardless of esp_ota_end() result 

As reported on forum: http://esp32.com/viewtopic.php?f=14&t=1093
pull/157/merge
Angus Gratton 2017-02-03 10:07:30 +11:00
rodzic b6a2329f0f
commit 2d5162dc3c
2 zmienionych plików z 47 dodań i 36 usunięć
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70
components/app_update/esp_ota_ops.c
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@ -182,40 +182,10 @@ esp_err_t esp_ota_end(esp_ota_handle_t handle)
{
ota_ops_entry_t *it;
size_t image_size;
esp_err_t __attribute__((unused)) ret;
esp_err_t ret = ESP_OK;
for (it = LIST_FIRST(&s_ota_ops_entries_head); it != NULL; it = LIST_NEXT(it, entries)) {
if (it->handle == handle) {
// an ota handle need to be ended after erased and wrote data in it
if ((it->erased_size == 0) || (it->wrote_size == 0)) {
return ESP_ERR_INVALID_ARG;
}
#ifdef CONFIG_FLASH_ENCRYPTION_ENABLED
if (it->partial_bytes > 0 && esp_flash_encryption_enabled()) {
/* Write out last 16 bytes, if necessary */
ret = esp_partition_write(&it->part, it->wrote_size, it->partial_data, 16);
if (ret != ESP_OK) {
return ret;
}
it->wrote_size += 16;
it->partial_bytes = 0;
}
#endif
if (esp_image_basic_verify(it->part.address, true, &image_size) != ESP_OK) {
return ESP_ERR_OTA_VALIDATE_FAILED;
}
#ifdef CONFIG_SECURE_BOOT_ENABLED
esp_err_t ret;
ret = esp_secure_boot_verify_signature(it->part.address, image_size);
if (ret != ESP_OK) {
return ESP_ERR_OTA_VALIDATE_FAILED;
}
#endif
LIST_REMOVE(it, entries);
break;
}
}
@ -224,8 +194,44 @@ esp_err_t esp_ota_end(esp_ota_handle_t handle)
return ESP_ERR_NOT_FOUND;
}
/* 'it' holds the ota_ops_entry_t for 'handle' */
// esp_ota_end() is only valid if some data was written to this handle
if ((it->erased_size == 0) || (it->wrote_size == 0)) {
ret = ESP_ERR_INVALID_ARG;
goto cleanup;
}
#ifdef CONFIG_FLASH_ENCRYPTION_ENABLED
if (it->partial_bytes > 0 && esp_flash_encryption_enabled()) {
/* Write out last 16 bytes, if necessary */
ret = esp_partition_write(&it->part, it->wrote_size, it->partial_data, 16);
if (ret != ESP_OK) {
ret = ESP_ERR_INVALID_STATE;
goto cleanup;
}
it->wrote_size += 16;
it->partial_bytes = 0;
}
#endif
if (esp_image_basic_verify(it->part.address, true, &image_size) != ESP_OK) {
ret = ESP_ERR_OTA_VALIDATE_FAILED;
goto cleanup;
}
#ifdef CONFIG_SECURE_BOOT_ENABLED
ret = esp_secure_boot_verify_signature(it->part.address, image_size);
if (ret != ESP_OK) {
ret = ESP_ERR_OTA_VALIDATE_FAILED;
goto cleanup;
}
#endif
cleanup:
LIST_REMOVE(it, entries);
free(it);
return ESP_OK;
return ret;
}
static uint32_t ota_select_crc(const ota_select *s)

13
components/app_update/include/esp_ota_ops.h
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@ -73,11 +73,16 @@ esp_err_t esp_ota_write(esp_ota_handle_t handle, const void* data, size_t size);
/**
* @brief Finish the update and validate written data
*
* @param handle Handle obtained from esp_ota_begin
* @param handle Handle obtained from esp_ota_begin.
*
* @return:
* - ESP_OK: if validate ota image pass
* - ESP_ERR_OTA_VALIDATE_FAILED: validate the ota image is invalid
* @note After calling esp_ota_end(), the handle is no longer valid and any memory associated with it is freed (regardless of result).
*
* @return:
* - ESP_OK: Newly written OTA app image is valid.
* - ESP_ERR_NOT_FOUND: OTA handle was not found.
* - ESP_ERR_INVALID_ARG: Handle was never written to.
* - ESP_ERR_OTA_VALIDATE_FAILED: OTA image is invalid (either not a valid app image, or - if secure boot is enabled - signature failed to verify.)
* - ESP_ERR_INVALID_STATE: If flash encryption is enabled, this result indicates an internal error writing the final encrypted bytes to flash.
*/
esp_err_t esp_ota_end(esp_ota_handle_t handle);