refactor (bootloader_support): include_bootloader/ -> private_include/

components/bootloader_support/private_include/bootloader_sha.h

@@ -0,0 +1,25 @@
+/*
+ * SPDX-FileCopyrightText: 2017-2021 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#pragma once
+
+/* Provide a SHA256 API for bootloader_support code,
+   that can be used from bootloader or app code.
+
+   This header is available to source code in the bootloader & bootloader_support components only.
+   Use mbedTLS APIs or include esp32/sha.h to calculate SHA256 in IDF apps.
+*/
+
+#include <stdint.h>
+#include <stdlib.h>
+#include "esp_err.h"
+
+typedef void *bootloader_sha256_handle_t;
+
+bootloader_sha256_handle_t bootloader_sha256_start(void);
+
+void bootloader_sha256_data(bootloader_sha256_handle_t handle, const void *data, size_t data_len);
+
+void bootloader_sha256_finish(bootloader_sha256_handle_t handle, uint8_t *digest);