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urbit/pkg/libaes_siv/aes_siv.h
Elliot Glaysher cc3a139440 aes_siv: vendors libaes_siv since it isn't in nix.
This vendors libaes_siv so that we can use it to jet
+sivc:aes:crypto.
2020-05-20 13:51:59 -07:00

58 lines
1.9 KiB
C

/* Copyright (c) 2017-2019 Akamai Technologies, Inc.
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef AES_SIV_H_
#define AES_SIV_H_
#include <stddef.h>
#define LIBAES_SIV_VERSION_MAJOR 1
#define LIBAES_SIV_VERSION_MINOR 0
#define LIBAES_SIV_VERSION_PATCH 1
#define LIBAES_SIV_VERSION ((LIBAES_SIV_VERSION_MAJOR << 16) + \
(LIBAES_SIV_VERSION_MINOR << 8) + \
LIBAES_SIV_VERSION_PATCH)
#ifdef __cplusplus
extern "C" {
#endif
typedef struct AES_SIV_CTX_st AES_SIV_CTX;
AES_SIV_CTX *AES_SIV_CTX_new(void);
int AES_SIV_CTX_copy(AES_SIV_CTX *dst, AES_SIV_CTX const *src);
void AES_SIV_CTX_cleanup(AES_SIV_CTX *ctx);
void AES_SIV_CTX_free(AES_SIV_CTX *ctx);
int AES_SIV_Init(AES_SIV_CTX *ctx, unsigned char const *key, size_t key_len);
int AES_SIV_AssociateData(AES_SIV_CTX *ctx, unsigned char const *data,
size_t len);
int AES_SIV_EncryptFinal(AES_SIV_CTX *ctx, unsigned char *v_out,
unsigned char *c_out, unsigned char const *plaintext,
size_t len);
int AES_SIV_DecryptFinal(AES_SIV_CTX *ctx, unsigned char *out,
unsigned char const *v, unsigned char const *c,
size_t len);
int AES_SIV_Encrypt(AES_SIV_CTX *ctx, unsigned char *out, size_t *out_len,
unsigned char const *key, size_t key_len,
unsigned char const *nonce, size_t nonce_len,
unsigned char const *plaintext, size_t plaintext_len,
unsigned char const *ad, size_t ad_len);
int AES_SIV_Decrypt(AES_SIV_CTX *ctx, unsigned char *out, size_t *out_len,
unsigned char const *key, size_t key_len,
unsigned char const *nonce, size_t nonce_len,
unsigned char const *ciphertext, size_t ciphertext_len,
unsigned char const *ad, size_t ad_len);
#ifdef __cplusplus
}
#endif
#endif