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/*
* Embedded Linux library
* Copyright (C) 2015 Intel Corporation
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#ifndef __ELL_CIPHER_H
#define __ELL_CIPHER_H
#ifdef __cplusplus
extern "C" {
#endif
struct l_cipher;
enum l_cipher_type {
L_CIPHER_AES = 0,
L_CIPHER_AES_CBC,
L_CIPHER_AES_CTR,
L_CIPHER_ARC4,
L_CIPHER_DES,
L_CIPHER_DES_CBC,
L_CIPHER_DES3_EDE_CBC,
L_CIPHER_RC2_CBC,
};
struct l_cipher *l_cipher_new(enum l_cipher_type type,
const void *key, size_t key_length);
void l_cipher_free(struct l_cipher *cipher);
bool l_cipher_encrypt(struct l_cipher *cipher,
const void *in, void *out, size_t len);
bool l_cipher_encryptv(struct l_cipher *cipher,
const struct iovec *in, size_t in_cnt,
const struct iovec *out, size_t out_cnt);
bool l_cipher_decrypt(struct l_cipher *cipher,
const void *in, void *out, size_t len);
bool l_cipher_decryptv(struct l_cipher *cipher,
const struct iovec *in, size_t in_cnt,
const struct iovec *out, size_t out_cnt);
bool l_cipher_set_iv(struct l_cipher *cipher, const uint8_t *iv,
size_t iv_length);
struct l_aead_cipher;
enum l_aead_cipher_type {
L_AEAD_CIPHER_AES_CCM = 0,
L_AEAD_CIPHER_AES_GCM,
};
struct l_aead_cipher *l_aead_cipher_new(enum l_aead_cipher_type type,
const void *key, size_t key_length,
size_t tag_length);
void l_aead_cipher_free(struct l_aead_cipher *cipher);
bool l_aead_cipher_encrypt(struct l_aead_cipher *cipher,
const void *in, size_t in_len,
const void *ad, size_t ad_len,
const void *nonce, size_t nonce_len,
void *out, size_t out_len);
bool l_aead_cipher_decrypt(struct l_aead_cipher *cipher,
const void *in, size_t in_len,
const void *ad, size_t ad_len,
const void *nonce, size_t nonce_len,
void *out, size_t out_len);
bool l_cipher_is_supported(enum l_cipher_type type);
bool l_aead_cipher_is_supported(enum l_aead_cipher_type type);
#ifdef __cplusplus
}
#endif
#endif /* __ELL_CIPHER_H */
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