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feat(esp_key_mgr): Support PSRAM XTS-AES key deployments using Key Manager

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This commit is contained in:
harshal.patil
2025-06-27 15:15:26 +05:30
parent ffefa9902d
commit bba1448128
5 changed files with 125 additions and 51 deletions
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components/hal/include/hal/key_mgr_hal.h
+5 -5
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -111,11 +111,11 @@ void key_mgr_hal_write_public_info(const uint8_t *public_info_buf, const size_t
*/
void key_mgr_hal_read_public_info(uint8_t *public_info_buf, const size_t read_len);
/* @brief Set the AES-XTS key length for the Key Manager */
void key_mgr_hal_set_xts_aes_key_len(const esp_key_mgr_xts_aes_key_len_t key_len);
/* @brief Set the XTS-AES key length for the Key Manager */
void key_mgr_hal_set_xts_aes_key_len(const esp_key_mgr_key_type_t key_type, const esp_key_mgr_xts_aes_key_len_t key_len);
/* @brief Get the AES-XTS key length for the Key Manager */
esp_key_mgr_xts_aes_key_len_t key_mgr_hal_get_aes_xts_key_len(void);
/* @brief Get the XTS-AES key length for the Key Manager */
esp_key_mgr_xts_aes_key_len_t key_mgr_hal_get_xts_aes_key_len(const esp_key_mgr_key_type_t key_type);
/**
* @brief Read state of Key Manager
components/hal/include/hal/key_mgr_types.h
+9 -1
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@@ -30,10 +30,18 @@ typedef enum {
* @brief Length of the XTS AES key
*/
typedef enum {
ESP_KEY_MGR_XTS_AES_LEN_256 = 0, /* xts-aes key is 256 bit, please note that xts-aes algorithm is XTS_AES_128*/
ESP_KEY_MGR_XTS_AES_LEN_256 = 0, /* xts-aes key is 256 bit, please note that xts-aes algorithm is XTS_AES_128 */
ESP_KEY_MGR_XTS_AES_LEN_512, /* xts-aes key is 512 bit, please note that xts-aes algorithm is XTS_AES_256 */
} esp_key_mgr_xts_aes_key_len_t;
/**
* @brief Length of the PSRAM key
*/
typedef enum {
ESP_KEY_MGR_PSRAM_LEN_256 = 0, /* psram key is 256 bit, please note that xts-aes algorithm is XTS_AES_128 */
ESP_KEY_MGR_PSRAM_LEN_512, /* psram key is 512 bit, please note that xts-aes algorithm is XTS_AES_256 */
} esp_key_mgr_psram_key_len_t;
/**
* @brief Type of the key: ECDSA, XTS
*/