include/u-boot/aes.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (c) 2019, Softathome
   4  */
   5
   6 #ifndef _AES_H
   7 #define _AES_H
   8
   9 #include <errno.h>
  10 #include <image.h>
  11
  12 #if IMAGE_ENABLE_ENCRYPT
  13 int image_aes_encrypt(struct image_cipher_info *info,
  14                       const unsigned char *data, int size,
  15                       unsigned char **cipher, int *cipher_len);
  16 int image_aes_add_cipher_data(struct image_cipher_info *info, void *keydest);
  17 #else
  18 int image_aes_encrypt(struct image_cipher_info *info,
  19                       const unsigned char *data, int size,
  20                       unsigned char **cipher, int *cipher_len)
  21 {
  22         return -ENXIO;
  23 }
  24
  25 int image_aes_add_cipher_data(struct image_cipher_info *info, void *keydest)
  26 {
  27         return -ENXIO;
  28 }
  29 #endif /* IMAGE_ENABLE_ENCRYPT */
  30
  31 #if IMAGE_ENABLE_DECRYPT
  32 int image_aes_decrypt(struct image_cipher_info *info,
  33                       const void *cipher, size_t cipher_len,
  34                       void **data, size_t *size);
  35 #else
  36 int image_aes_decrypt(struct image_cipher_info *info,
  37                       const void *cipher, size_t cipher_len,
  38                       void **data, size_t *size)
  39 {
  40         return -ENXIO;
  41 }
  42 #endif /* IMAGE_ENABLE_DECRYPT */
  43
  44 #endif