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boringssl/include/openssl/cipher.h

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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.] */
#ifndef OPENSSL_HEADER_CIPHER_H
#define OPENSSL_HEADER_CIPHER_H
#include <openssl/base.h>
#if defined(__cplusplus)
extern "C" {
#endif
/* Ciphers. */
/* Cipher primitives.
*
* The following functions return |EVP_CIPHER| objects that implement the named
* cipher algorithm. */
OPENSSL_EXPORT const EVP_CIPHER *EVP_rc4(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_des_cbc(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_des_ede3_cbc(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_128_ecb(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_128_cbc(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_128_ctr(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_128_gcm(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_256_ecb(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_256_cbc(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_256_ctr(void);
OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_256_gcm(void);
/* EVP_enc_null returns a 'cipher' that passes plaintext through as
* ciphertext. */
OPENSSL_EXPORT const EVP_CIPHER *EVP_enc_null(void);
/* EVP_get_cipherbynid returns the cipher corresponding to the given NID, or
* NULL if no such cipher is known. */
OPENSSL_EXPORT const EVP_CIPHER *EVP_get_cipherbynid(int nid);
/* Cipher context allocation.
*
* An |EVP_CIPHER_CTX| represents the state of an encryption or decryption in
* progress. */
/* EVP_CIPHER_CTX_init initialises an, already allocated, |EVP_CIPHER_CTX|. */
OPENSSL_EXPORT void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_new allocates a fresh |EVP_CIPHER_CTX|, calls
* |EVP_CIPHER_CTX_init| and returns it, or NULL on allocation failure. */
OPENSSL_EXPORT EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
/* EVP_CIPHER_CTX_cleanup frees any memory referenced by |ctx|. It returns one
* on success and zero otherwise. */
OPENSSL_EXPORT int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_free calls |EVP_CIPHER_CTX_cleanup| on |ctx| and then frees
* |ctx| itself. */
OPENSSL_EXPORT void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_copy sets |out| to be a duplicate of the current state of
* |in|. The |out| argument must have been previously initialised. */
OPENSSL_EXPORT int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out,
const EVP_CIPHER_CTX *in);
/* Cipher context configuration. */
/* EVP_CipherInit_ex configures |ctx| for a fresh encryption (or decryption, if
* |enc| is zero) operation using |cipher|. If |ctx| has been previously
* configured with a cipher then |cipher|, |key| and |iv| may be |NULL| and
* |enc| may be -1 to reuse the previous values. The operation will use |key|
* as the key and |iv| as the IV (if any). These should have the correct
* lengths given by |EVP_CIPHER_key_length| and |EVP_CIPHER_iv_length|. It
* returns one on success and zero on error. */
OPENSSL_EXPORT int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
const EVP_CIPHER *cipher, ENGINE *engine,
const uint8_t *key, const uint8_t *iv,
int enc);
/* EVP_EncryptInit_ex calls |EVP_CipherInit_ex| with |enc| equal to one. */
OPENSSL_EXPORT int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
const EVP_CIPHER *cipher, ENGINE *impl,
const uint8_t *key, const uint8_t *iv);
/* EVP_DecryptInit_ex calls |EVP_CipherInit_ex| with |enc| equal to zero. */
OPENSSL_EXPORT int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
const EVP_CIPHER *cipher, ENGINE *impl,
const uint8_t *key, const uint8_t *iv);
/* Cipher operations. */
/* EVP_EncryptUpdate encrypts |in_len| bytes from |in| to |out|. The number
* of output bytes may be up to |in_len| plus the block length minus one and
* |out| must have sufficient space. The number of bytes actually output is
* written to |*out_len|. It returns one on success and zero otherwise. */
OPENSSL_EXPORT int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, uint8_t *out,
int *out_len, const uint8_t *in,
int in_len);
/* EVP_EncryptFinal_ex writes at most a block of ciphertext to |out| and sets
* |*out_len| to the number of bytes written. If padding is enabled (the
* default) then standard padding is applied to create the final block. If
* padding is disabled (with |EVP_CIPHER_CTX_set_padding|) then any partial
* block remaining will cause an error. The function returns one on success and
* zero otherwise. */
OPENSSL_EXPORT int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, uint8_t *out,
int *out_len);
/* EVP_DecryptUpdate decrypts |in_len| bytes from |in| to |out|. The number of
* output bytes may be up to |in_len| plus the block length minus one and |out|
* must have sufficient space. The number of bytes actually output is written
* to |*out_len|. It returns one on success and zero otherwise. */
OPENSSL_EXPORT int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, uint8_t *out,
int *out_len, const uint8_t *in,
int in_len);
/* EVP_DecryptFinal_ex writes at most a block of ciphertext to |out| and sets
* |*out_len| to the number of bytes written. If padding is enabled (the
* default) then padding is removed from the final block.
*
* WARNING: it is unsafe to call this function with unauthenticted
* ciphertext if padding is enabled. */
OPENSSL_EXPORT int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
int *out_len);
/* EVP_Cipher performs a one-shot encryption/decryption operation. No partial
* blocks etc are maintained between calls. It returns the number of bytes
* written or -1 on error.
*
* WARNING: this differs from the usual return value convention. */
OPENSSL_EXPORT int EVP_Cipher(EVP_CIPHER_CTX *ctx, uint8_t *out,
const uint8_t *in, size_t in_len);
/* EVP_CipherUpdate calls either |EVP_EncryptUpdate| or |EVP_DecryptUpdate|
* depending on how |ctx| has been setup. */
OPENSSL_EXPORT int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, uint8_t *out,
int *out_len, const uint8_t *in,
int in_len);
/* EVP_CipherFinal_ex calls either |EVP_EncryptFinal_ex| or
* |EVP_DecryptFinal_ex| depending on how |ctx| has been setup. */
OPENSSL_EXPORT int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, uint8_t *out,
int *out_len);
/* Cipher context accessors. */
/* EVP_CIPHER_CTX_cipher returns the |EVP_CIPHER| underlying |ctx|, or NULL if
* none has been set. */
OPENSSL_EXPORT const EVP_CIPHER *EVP_CIPHER_CTX_cipher(
const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_nid returns a NID identifying the |EVP_CIPHER| underlying
* |ctx| (e.g. |NID_rc4|). It will crash if no cipher has been configured. */
OPENSSL_EXPORT int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_block_size returns the block size, in bytes, of the cipher
* underlying |ctx|, or one if the cipher is a stream cipher. It will crash if
* no cipher has been configured. */
OPENSSL_EXPORT unsigned EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_key_length returns the key size, in bytes, of the cipher
* underlying |ctx| or zero if no cipher has been configured. */
OPENSSL_EXPORT unsigned EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_iv_length returns the IV size, in bytes, of the cipher
* underlying |ctx|. It will crash if no cipher has been configured. */
OPENSSL_EXPORT unsigned EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_get_app_data returns the opaque, application data pointer for
* |ctx|, or NULL if none has been set. */
OPENSSL_EXPORT void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_set_app_data sets the opaque, application data pointer for
* |ctx| to |data|. */
OPENSSL_EXPORT void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx,
void *data);
/* EVP_CIPHER_CTX_flags returns a value which is the OR of zero or more
* |EVP_CIPH_*| flags. It will crash if no cipher has been configured. */
OPENSSL_EXPORT uint32_t EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_mode returns one of the |EVP_CIPH_*| cipher mode values
* enumerated below. It will crash if no cipher has been configured. */
OPENSSL_EXPORT uint32_t EVP_CIPHER_CTX_mode(const EVP_CIPHER_CTX *ctx);
/* EVP_CIPHER_CTX_ctrl is an |ioctl| like function. The |command| argument
* should be one of the |EVP_CTRL_*| values. The |arg| and |ptr| arguments are
* specific to the command in question. */
OPENSSL_EXPORT int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int command,
int arg, void *ptr);
/* EVP_CIPHER_CTX_set_padding sets whether padding is enabled for |ctx| and
* returns one. Pass a non-zero |pad| to enable padding (the default) or zero
* to disable. */
OPENSSL_EXPORT int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *ctx, int pad);
/* Cipher accessors. */
/* EVP_CIPHER_nid returns a NID identifing |cipher|. (For example,
* |NID_rc4|.) */
OPENSSL_EXPORT int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
/* EVP_CIPHER_name returns the short name for |cipher| or NULL if no name is
* known. */
OPENSSL_EXPORT const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
/* EVP_CIPHER_block_size returns the block size, in bytes, for |cipher|, or one
* if |cipher| is a stream cipher. */
OPENSSL_EXPORT unsigned EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
/* EVP_CIPHER_key_length returns the key size, in bytes, for |cipher|. If
* |cipher| can take a variable key length then this function returns the
* default key length and |EVP_CIPHER_flags| will return a value with
* |EVP_CIPH_VARIABLE_LENGTH| set. */
OPENSSL_EXPORT unsigned EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
/* EVP_CIPHER_iv_length returns the IV size, in bytes, of |cipher|, or zero if
* |cipher| doesn't take an IV. */
OPENSSL_EXPORT unsigned EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
/* EVP_CIPHER_flags returns a value which is the OR of zero or more
* |EVP_CIPH_*| flags. */
OPENSSL_EXPORT uint32_t EVP_CIPHER_flags(const EVP_CIPHER *cipher);
/* EVP_CIPHER_mode returns one of the cipher mode values enumerated below. */
OPENSSL_EXPORT uint32_t EVP_CIPHER_mode(const EVP_CIPHER *cipher);
/* Key derivation. */
/* EVP_BytesToKey generates a key and IV for the cipher |type| by iterating
* |md| |count| times using |data| and |salt|. On entry, the |key| and |iv|
* buffers must have enough space to hold a key and IV for |type|. It returns
* the length of the key on success or zero on error. */
OPENSSL_EXPORT int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
const uint8_t *salt, const uint8_t *data,
size_t data_len, unsigned count, uint8_t *key,
uint8_t *iv);
/* Cipher modes (for |EVP_CIPHER_mode|). */
#define EVP_CIPH_STREAM_CIPHER 0x0
#define EVP_CIPH_ECB_MODE 0x1
#define EVP_CIPH_CBC_MODE 0x2
#define EVP_CIPH_CFB_MODE 0x3
#define EVP_CIPH_OFB_MODE 0x4
#define EVP_CIPH_CTR_MODE 0x5
#define EVP_CIPH_GCM_MODE 0x6
/* Cipher flags (for |EVP_CIPHER_flags|). */
/* EVP_CIPH_VARIABLE_LENGTH indicates that the cipher takes a variable length
* key. */
#define EVP_CIPH_VARIABLE_LENGTH 0x40
/* EVP_CIPH_ALWAYS_CALL_INIT indicates that the |init| function for the cipher
* should always be called when initialising a new operation, even if the key
* is NULL to indicate that the same key is being used. */
#define EVP_CIPH_ALWAYS_CALL_INIT 0x80
/* EVP_CIPH_CUSTOM_IV indicates that the cipher manages the IV itself rather
* than keeping it in the |iv| member of |EVP_CIPHER_CTX|. */
#define EVP_CIPH_CUSTOM_IV 0x100
/* EVP_CIPH_CTRL_INIT indicates that EVP_CTRL_INIT should be used when
* initialising an |EVP_CIPHER_CTX|. */
#define EVP_CIPH_CTRL_INIT 0x200
/* EVP_CIPH_FLAG_CUSTOM_CIPHER indicates that the cipher manages blocking
* itself. This causes EVP_(En|De)crypt_ex to be simple wrapper functions. */
#define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x400
/* EVP_CIPH_FLAG_AEAD_CIPHER specifies that the cipher is an AEAD. This is an
* older version of the proper AEAD interface. See aead.h for the current
* one. */
#define EVP_CIPH_FLAG_AEAD_CIPHER 0x800
/* EVP_CIPH_CUSTOM_COPY indicates that the |ctrl| callback should be called
* with |EVP_CTRL_COPY| at the end of normal |EVP_CIPHER_CTX_copy|
* processing. */
#define EVP_CIPH_CUSTOM_COPY 0x1000
/* Private functions. */
/* EVP_CIPH_NO_PADDING disables padding in block ciphers. */
#define EVP_CIPH_NO_PADDING 0x800
/* EVP_CIPHER_CTX_ctrl commands. */
#define EVP_CTRL_INIT 0x0
#define EVP_CTRL_SET_KEY_LENGTH 0x1
#define EVP_CTRL_GET_RC2_KEY_BITS 0x2
#define EVP_CTRL_SET_RC2_KEY_BITS 0x3
#define EVP_CTRL_GET_RC5_ROUNDS 0x4
#define EVP_CTRL_SET_RC5_ROUNDS 0x5
#define EVP_CTRL_RAND_KEY 0x6
#define EVP_CTRL_PBE_PRF_NID 0x7
#define EVP_CTRL_COPY 0x8
#define EVP_CTRL_GCM_SET_IVLEN 0x9
#define EVP_CTRL_GCM_GET_TAG 0x10
#define EVP_CTRL_GCM_SET_TAG 0x11
#define EVP_CTRL_GCM_SET_IV_FIXED 0x12
#define EVP_CTRL_GCM_IV_GEN 0x13
#define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
/* Set the GCM invocation field, decrypt only */
#define EVP_CTRL_GCM_SET_IV_INV 0x18
/* GCM TLS constants */
/* Length of fixed part of IV derived from PRF */
#define EVP_GCM_TLS_FIXED_IV_LEN 4
/* Length of explicit part of IV part of TLS records */
#define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
/* Length of tag for TLS */
#define EVP_GCM_TLS_TAG_LEN 16
#define EVP_MAX_KEY_LENGTH 64
#define EVP_MAX_IV_LENGTH 16
#define EVP_MAX_BLOCK_LENGTH 32
struct evp_cipher_ctx_st {
/* cipher contains the underlying cipher for this context. */
const EVP_CIPHER *cipher;
/* app_data is a pointer to opaque, user data. */
void *app_data; /* application stuff */
/* cipher_data points to the |cipher| specific state. */
void *cipher_data;
/* key_len contains the length of the key, which may differ from
* |cipher->key_len| if the cipher can take a variable key length. */
unsigned key_len;
/* encrypt is one if encrypting and zero if decrypting. */
int encrypt;
/* flags contains the OR of zero or more |EVP_CIPH_*| flags, above. */
uint32_t flags;
/* oiv contains the original IV value. */
uint8_t oiv[EVP_MAX_IV_LENGTH];
/* iv contains the current IV value, which may have been updated. */
uint8_t iv[EVP_MAX_IV_LENGTH];
/* buf contains a partial block which is used by, for example, CTR mode to
* store unused keystream bytes. */
uint8_t buf[EVP_MAX_BLOCK_LENGTH];
/* buf_len contains the number of bytes of a partial block contained in
* |buf|. */
int buf_len;
/* num contains the number of bytes of |iv| which are valid for modes that
* manage partial blocks themselves. */
int num;
/* final_used is non-zero if the |final| buffer contains plaintext. */
int final_used;
/* block_mask contains |cipher->block_size| minus one. (The block size
* assumed to be a power of two.) */
int block_mask;
uint8_t final[EVP_MAX_BLOCK_LENGTH]; /* possible final block */
} /* EVP_CIPHER_CTX */;
typedef struct evp_cipher_info_st {
const EVP_CIPHER *cipher;
unsigned char iv[EVP_MAX_IV_LENGTH];
} EVP_CIPHER_INFO;
#if defined(__cplusplus)
} /* extern C */
#endif
#define CIPHER_F_EVP_CipherInit_ex 100
#define CIPHER_F_EVP_EncryptFinal_ex 101
#define CIPHER_F_EVP_DecryptFinal_ex 102
#define CIPHER_F_EVP_CIPHER_CTX_ctrl 103
#define CIPHER_F_aes_init_key 104
#define CIPHER_F_aesni_init_key 105
#define CIPHER_F_EVP_CIPHER_CTX_copy 106
#define CIPHER_F_EVP_AEAD_CTX_open 107
#define CIPHER_F_EVP_AEAD_CTX_init 108
#define CIPHER_F_EVP_AEAD_CTX_seal 109
#define CIPHER_F_aead_aes_gcm_seal 110
#define CIPHER_F_aead_aes_gcm_open 111
#define CIPHER_F_aead_aes_gcm_init 112
#define CIPHER_F_aead_chacha20_poly1305_init 113
#define CIPHER_F_aead_chacha20_poly1305_open 114
#define CIPHER_F_aead_chacha20_poly1305_seal 115
#define CIPHER_F_aead_rc4_md5_tls_init 116
#define CIPHER_F_aead_rc4_md5_tls_seal 117
#define CIPHER_F_aead_rc4_md5_tls_open 118
#define CIPHER_F_aead_aes_key_wrap_seal 119
#define CIPHER_F_aead_aes_key_wrap_init 120
#define CIPHER_F_aead_aes_key_wrap_open 121
#define CIPHER_R_WRAP_MODE_NOT_ALLOWED 100
#define CIPHER_R_AES_KEY_SETUP_FAILED 101
#define CIPHER_R_INPUT_NOT_INITIALIZED 102
#define CIPHER_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 103
#define CIPHER_R_INITIALIZATION_ERROR 104
#define CIPHER_R_CTRL_NOT_IMPLEMENTED 105
#define CIPHER_R_NO_CIPHER_SET 106
#define CIPHER_R_BAD_DECRYPT 107
#define CIPHER_R_WRONG_FINAL_BLOCK_LENGTH 108
#define CIPHER_R_CTRL_OPERATION_NOT_IMPLEMENTED 109
#define CIPHER_R_TAG_TOO_LARGE 110
#define CIPHER_R_BAD_KEY_LENGTH 111
#define CIPHER_R_BUFFER_TOO_SMALL 112
#define CIPHER_R_OUTPUT_ALIASES_INPUT 113
#define CIPHER_R_UNSUPPORTED_KEY_SIZE 114
#define CIPHER_R_TOO_LARGE 115
#define CIPHER_R_IV_TOO_LARGE 116
#define CIPHER_R_INVALID_AD_SIZE 117
#define CIPHER_R_INVALID_AD 118
#define CIPHER_R_UNSUPPORTED_TAG_SIZE 119
#define CIPHER_R_UNSUPPORTED_INPUT_SIZE 120
#define CIPHER_R_UNSUPPORTED_AD_SIZE 121
#define CIPHER_R_UNSUPPORTED_NONCE_SIZE 122
#endif /* OPENSSL_HEADER_CIPHER_H */