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/* SPDX-License-Identifier: GPL-2.0 */
/*
* AES-ECB unauthenticated encryption and decryption
*
* Copyright 2026 Google LLC
*/
#ifndef _CRYPTO_AES_ECB_H
#define _CRYPTO_AES_ECB_H
#include <crypto/aes.h>
/**
* aes_ecb_encrypt() - Encrypt data using AES-ECB
* @dst: The destination buffer. Can be in-place or out-of-place. For other
* overlaps the behavior is unspecified.
* @src: The source data
* @len: Number of bytes to encrypt. Must be a multiple of AES_BLOCK_SIZE.
* @key: The key, already prepared using aes_preparekey() or aes_prepareenckey()
*
* ECB mode is insecure by itself. This function exists only for compatibility
* with legacy protocols and for internal use by other modes.
*
* This supports incremental encryption, but the length of each chunk must be a
* multiple of AES_BLOCK_SIZE.
*
* Context: Any context.
*/
void aes_ecb_encrypt(u8 *dst, const u8 *src, size_t len, aes_encrypt_arg key);
/**
* aes_ecb_decrypt() - Decrypt data using AES-ECB
* @dst: The destination buffer. Can be in-place or out-of-place. For other
* overlaps the behavior is unspecified.
* @src: The source data
* @len: Number of bytes to decrypt. Must be a multiple of AES_BLOCK_SIZE.
* @key: The key, already prepared using aes_preparekey()
*
* ECB mode is insecure by itself. This function exists only for compatibility
* with legacy protocols and for internal use by other modes.
*
* This supports incremental decryption, but the length of each chunk must be a
* multiple of AES_BLOCK_SIZE.
*
* Context: Any context.
*/
void aes_ecb_decrypt(u8 *dst, const u8 *src, size_t len,
const struct aes_key *key);
#endif /* _CRYPTO_AES_ECB_H */
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