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fix(esp_https_ota): align OTA resumption offset to 16-byte boundary

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nilesh.kale
2025-10-21 12:56:56 +05:30
parent 2001f9f52b
commit 47e07e5c8d
1 changed files with 4 additions and 2 deletions
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6
components/esp_https_ota/src/esp_https_ota.c
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@@ -14,6 +14,7 @@
#include <sys/param.h>
#include <inttypes.h>
#include "esp_check.h"
#include "esp_flash_encrypt.h"
#include "hal/efuse_hal.h"
ESP_EVENT_DEFINE_BASE(ESP_HTTPS_OTA_EVENT);
@@ -348,8 +349,9 @@ esp_err_t esp_https_ota_begin(const esp_https_ota_config_t *ota_config, esp_http
if (ota_config->ota_resumption) {
// We allow resumption only if we have minimum buffer size already written to flash
if (ota_config->ota_image_bytes_written >= DEFAULT_OTA_BUF_SIZE) {
ESP_LOGI(TAG, "Valid OTA resumption case, offset %d", ota_config->ota_image_bytes_written);
https_ota_handle->binary_file_len = ota_config->ota_image_bytes_written;
// For FE case the flash is written in multiples of 16 bytes. So, we need to align the offset to 16 bytes.
https_ota_handle->binary_file_len = esp_flash_encryption_enabled() ? (ota_config->ota_image_bytes_written & ~0xF) : ota_config->ota_image_bytes_written;
ESP_LOGD(TAG, "Resuming OTA from offset: %d", https_ota_handle->binary_file_len);
}
}