mirror of https://github.com/esphome/esphome.git
79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
#include "esphome/core/defines.h"
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#ifdef USE_ESP_IDF
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#include "ota_backend_esp_idf.h"
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#include "ota_component.h"
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#include <esp_ota_ops.h>
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#include "esphome/components/md5/md5.h"
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namespace esphome {
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namespace ota {
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OTAResponseTypes IDFOTABackend::begin(size_t image_size) {
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this->partition_ = esp_ota_get_next_update_partition(nullptr);
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if (this->partition_ == nullptr) {
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return OTA_RESPONSE_ERROR_NO_UPDATE_PARTITION;
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}
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esp_err_t err = esp_ota_begin(this->partition_, image_size, &this->update_handle_);
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if (err != ESP_OK) {
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esp_ota_abort(this->update_handle_);
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this->update_handle_ = 0;
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if (err == ESP_ERR_INVALID_SIZE) {
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return OTA_RESPONSE_ERROR_ESP32_NOT_ENOUGH_SPACE;
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} else if (err == ESP_ERR_FLASH_OP_TIMEOUT || err == ESP_ERR_FLASH_OP_FAIL) {
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return OTA_RESPONSE_ERROR_WRITING_FLASH;
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}
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return OTA_RESPONSE_ERROR_UNKNOWN;
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}
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this->md5_.init();
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return OTA_RESPONSE_OK;
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}
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void IDFOTABackend::set_update_md5(const char *expected_md5) { memcpy(this->expected_bin_md5_, expected_md5, 32); }
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OTAResponseTypes IDFOTABackend::write(uint8_t *data, size_t len) {
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esp_err_t err = esp_ota_write(this->update_handle_, data, len);
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this->md5_.add(data, len);
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if (err != ESP_OK) {
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if (err == ESP_ERR_OTA_VALIDATE_FAILED) {
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return OTA_RESPONSE_ERROR_MAGIC;
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} else if (err == ESP_ERR_FLASH_OP_TIMEOUT || err == ESP_ERR_FLASH_OP_FAIL) {
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return OTA_RESPONSE_ERROR_WRITING_FLASH;
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}
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return OTA_RESPONSE_ERROR_UNKNOWN;
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}
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return OTA_RESPONSE_OK;
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}
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OTAResponseTypes IDFOTABackend::end() {
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this->md5_.calculate();
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if (!this->md5_.equals_hex(this->expected_bin_md5_)) {
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this->abort();
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return OTA_RESPONSE_ERROR_UPDATE_END;
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}
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esp_err_t err = esp_ota_end(this->update_handle_);
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this->update_handle_ = 0;
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if (err == ESP_OK) {
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err = esp_ota_set_boot_partition(this->partition_);
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if (err == ESP_OK) {
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return OTA_RESPONSE_OK;
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}
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}
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if (err == ESP_ERR_OTA_VALIDATE_FAILED) {
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return OTA_RESPONSE_ERROR_UPDATE_END;
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}
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if (err == ESP_ERR_FLASH_OP_TIMEOUT || err == ESP_ERR_FLASH_OP_FAIL) {
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return OTA_RESPONSE_ERROR_WRITING_FLASH;
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}
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return OTA_RESPONSE_ERROR_UNKNOWN;
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}
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void IDFOTABackend::abort() {
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esp_ota_abort(this->update_handle_);
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this->update_handle_ = 0;
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}
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} // namespace ota
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} // namespace esphome
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#endif
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