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yuzu/externals/libressl/include/openssl/evp.h

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early-access version 1255
2020-12-28 19:15:37 +04:00
/* $OpenBSD: evp.h,v 1.79 2020/04/27 19:31:02 tb Exp $ */
/* 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 HEADER_ENVELOPE_H
#define HEADER_ENVELOPE_H
#include <openssl/opensslconf.h>
#include <openssl/ossl_typ.h>
#ifndef OPENSSL_NO_BIO
#include <openssl/bio.h>
#endif
/*
#define EVP_RC2_KEY_SIZE 16
#define EVP_RC4_KEY_SIZE 16
#define EVP_BLOWFISH_KEY_SIZE 16
#define EVP_CAST5_KEY_SIZE 16
#define EVP_RC5_32_12_16_KEY_SIZE 16
*/
#define EVP_MAX_MD_SIZE 64 /* longest known is SHA512 */
#define EVP_MAX_KEY_LENGTH 64
#define EVP_MAX_IV_LENGTH 16
#define EVP_MAX_BLOCK_LENGTH 32
#define PKCS5_SALT_LEN 8
/* Default PKCS#5 iteration count */
#define PKCS5_DEFAULT_ITER 2048
#include <openssl/objects.h>
#define EVP_PK_RSA 0x0001
#define EVP_PK_DSA 0x0002
#define EVP_PK_DH 0x0004
#define EVP_PK_EC 0x0008
#define EVP_PKT_SIGN 0x0010
#define EVP_PKT_ENC 0x0020
#define EVP_PKT_EXCH 0x0040
#define EVP_PKS_RSA 0x0100
#define EVP_PKS_DSA 0x0200
#define EVP_PKS_EC 0x0400
#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
#define EVP_PKEY_NONE NID_undef
#define EVP_PKEY_RSA NID_rsaEncryption
#define EVP_PKEY_RSA_PSS NID_rsassaPss
#define EVP_PKEY_RSA2 NID_rsa
#define EVP_PKEY_DSA NID_dsa
#define EVP_PKEY_DSA1 NID_dsa_2
#define EVP_PKEY_DSA2 NID_dsaWithSHA
#define EVP_PKEY_DSA3 NID_dsaWithSHA1
#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
#define EVP_PKEY_DH NID_dhKeyAgreement
#define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
#define EVP_PKEY_GOSTR01 NID_id_GostR3410_2001
#define EVP_PKEY_GOSTIMIT NID_id_Gost28147_89_MAC
#define EVP_PKEY_HMAC NID_hmac
#define EVP_PKEY_CMAC NID_cmac
#define EVP_PKEY_GOSTR12_256 NID_id_tc26_gost3410_2012_256
#define EVP_PKEY_GOSTR12_512 NID_id_tc26_gost3410_2012_512
#ifdef __cplusplus
extern "C" {
#endif
/* Type needs to be a bit field
* Sub-type needs to be for variations on the method, as in, can it do
* arbitrary encryption.... */
struct evp_pkey_st {
int type;
int save_type;
int references;
const EVP_PKEY_ASN1_METHOD *ameth;
ENGINE *engine;
union {
char *ptr;
#ifndef OPENSSL_NO_RSA
struct rsa_st *rsa; /* RSA */
#endif
#ifndef OPENSSL_NO_DSA
struct dsa_st *dsa; /* DSA */
#endif
#ifndef OPENSSL_NO_DH
struct dh_st *dh; /* DH */
#endif
#ifndef OPENSSL_NO_EC
struct ec_key_st *ec; /* ECC */
#endif
#ifndef OPENSSL_NO_GOST
struct gost_key_st *gost; /* GOST */
#endif
} pkey;
int save_parameters;
STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
} /* EVP_PKEY */;
#define EVP_PKEY_MO_SIGN 0x0001
#define EVP_PKEY_MO_VERIFY 0x0002
#define EVP_PKEY_MO_ENCRYPT 0x0004
#define EVP_PKEY_MO_DECRYPT 0x0008
typedef int evp_sign_method(int type, const unsigned char *m,
unsigned int m_length, unsigned char *sigret, unsigned int *siglen,
void *key);
typedef int evp_verify_method(int type, const unsigned char *m,
unsigned int m_length, const unsigned char *sigbuf, unsigned int siglen,
void *key);
#ifndef EVP_MD
struct env_md_st {
int type;
int pkey_type;
int md_size;
unsigned long flags;
int (*init)(EVP_MD_CTX *ctx);
int (*update)(EVP_MD_CTX *ctx, const void *data, size_t count);
int (*final)(EVP_MD_CTX *ctx, unsigned char *md);
int (*copy)(EVP_MD_CTX *to, const EVP_MD_CTX *from);
int (*cleanup)(EVP_MD_CTX *ctx);
evp_sign_method *sign;
evp_verify_method *verify;
int required_pkey_type[5]; /*EVP_PKEY_xxx */
int block_size;
int ctx_size; /* how big does the ctx->md_data need to be */
/* control function */
int (*md_ctrl)(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
} /* EVP_MD */;
#define EVP_MD_FLAG_ONESHOT 0x0001 /* digest can only handle a single
* block */
#define EVP_MD_FLAG_PKEY_DIGEST 0x0002 /* digest is a "clone" digest used
* which is a copy of an existing
* one for a specific public key type.
* EVP_dss1() etc */
/* Digest uses EVP_PKEY_METHOD for signing instead of MD specific signing */
#define EVP_MD_FLAG_PKEY_METHOD_SIGNATURE 0x0004
/* DigestAlgorithmIdentifier flags... */
#define EVP_MD_FLAG_DIGALGID_MASK 0x0018
/* NULL or absent parameter accepted. Use NULL */
#define EVP_MD_FLAG_DIGALGID_NULL 0x0000
/* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
#define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
/* Custom handling via ctrl */
#define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
#define EVP_MD_FLAG_FIPS 0x0400 /* Note if suitable for use in FIPS mode */
/* Digest ctrls */
#define EVP_MD_CTRL_DIGALGID 0x1
#define EVP_MD_CTRL_MICALG 0x2
#define EVP_MD_CTRL_SET_KEY 0x3
#define EVP_MD_CTRL_GOST_SET_SBOX 0x4
/* Minimum Algorithm specific ctrl value */
#define EVP_MD_CTRL_ALG_CTRL 0x1000
#define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
#ifndef OPENSSL_NO_DSA
#define EVP_PKEY_DSA_method (evp_sign_method *)DSA_sign, \
(evp_verify_method *)DSA_verify, \
{EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
EVP_PKEY_DSA4,0}
#else
#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
#endif
#ifndef OPENSSL_NO_ECDSA
#define EVP_PKEY_ECDSA_method (evp_sign_method *)ECDSA_sign, \
(evp_verify_method *)ECDSA_verify, \
{EVP_PKEY_EC,0,0,0}
#else
#define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
#endif
#ifndef OPENSSL_NO_RSA
#define EVP_PKEY_RSA_method (evp_sign_method *)RSA_sign, \
(evp_verify_method *)RSA_verify, \
{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
(evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
(evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
#else
#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
#endif
#endif /* !EVP_MD */
struct env_md_ctx_st {
const EVP_MD *digest;
ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
unsigned long flags;
void *md_data;
/* Public key context for sign/verify */
EVP_PKEY_CTX *pctx;
/* Update function: usually copied from EVP_MD */
int (*update)(EVP_MD_CTX *ctx, const void *data, size_t count);
} /* EVP_MD_CTX */;
/* values for EVP_MD_CTX flags */
#define EVP_MD_CTX_FLAG_ONESHOT 0x0001 /* digest update will be called
* once only */
#define EVP_MD_CTX_FLAG_CLEANED 0x0002 /* context has already been
* cleaned */
#define EVP_MD_CTX_FLAG_REUSE 0x0004 /* Don't free up ctx->md_data
* in EVP_MD_CTX_cleanup */
/* FIPS and pad options are ignored in 1.0.0, definitions are here
* so we don't accidentally reuse the values for other purposes.
*/
#define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008 /* Allow use of non FIPS digest
* in FIPS mode */
/* The following PAD options are also currently ignored in 1.0.0, digest
* parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
* instead.
*/
#define EVP_MD_CTX_FLAG_PAD_MASK 0xF0 /* RSA mode to use */
#define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00 /* PKCS#1 v1.5 mode */
#define EVP_MD_CTX_FLAG_PAD_X931 0x10 /* X9.31 mode */
#define EVP_MD_CTX_FLAG_PAD_PSS 0x20 /* PSS mode */
#define EVP_MD_CTX_FLAG_NO_INIT 0x0100 /* Don't initialize md_data */
struct evp_cipher_st {
int nid;
int block_size;
int key_len; /* Default value for variable length ciphers */
int iv_len;
unsigned long flags; /* Various flags */
int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc); /* init key */
int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl);/* encrypt/decrypt data */
int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
int ctx_size; /* how big ctx->cipher_data needs to be */
int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
void *app_data; /* Application data */
} /* EVP_CIPHER */;
/* Values for cipher flags */
/* Modes for ciphers */
#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
#define EVP_CIPH_CCM_MODE 0x7
#define EVP_CIPH_XTS_MODE 0x10001
#define EVP_CIPH_WRAP_MODE 0x10002
#define EVP_CIPH_MODE 0xF0007
/* Set if variable length cipher */
#define EVP_CIPH_VARIABLE_LENGTH 0x8
/* Set if the iv handling should be done by the cipher itself */
#define EVP_CIPH_CUSTOM_IV 0x10
/* Set if the cipher's init() function should be called if key is NULL */
#define EVP_CIPH_ALWAYS_CALL_INIT 0x20
/* Call ctrl() to init cipher parameters */
#define EVP_CIPH_CTRL_INIT 0x40
/* Don't use standard key length function */
#define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
/* Don't use standard block padding */
#define EVP_CIPH_NO_PADDING 0x100
/* cipher handles random key generation */
#define EVP_CIPH_RAND_KEY 0x200
/* cipher has its own additional copying logic */
#define EVP_CIPH_CUSTOM_COPY 0x400
/* Allow use default ASN1 get/set iv */
#define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
/* Buffer length in bits not bytes: CFB1 mode only */
#define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
/* Note if suitable for use in FIPS mode */
#define EVP_CIPH_FLAG_FIPS 0x4000
/* Allow non FIPS cipher in FIPS mode */
#define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
/* Cipher handles any and all padding logic as well
* as finalisation.
*/
#define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
#define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
/*
* Cipher context flag to indicate that we can handle wrap mode: if allowed in
* older applications, it could overflow buffers.
*/
#define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
/* ctrl() values */
#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_CCM_SET_IVLEN EVP_CTRL_GCM_SET_IVLEN
#define EVP_CTRL_CCM_GET_TAG EVP_CTRL_GCM_GET_TAG
#define EVP_CTRL_CCM_SET_TAG EVP_CTRL_GCM_SET_TAG
#define EVP_CTRL_CCM_SET_L 0x14
#define EVP_CTRL_CCM_SET_MSGLEN 0x15
/* AEAD cipher deduces payload length and returns number of bytes
* required to store MAC and eventual padding. Subsequent call to
* EVP_Cipher even appends/verifies MAC.
*/
#define EVP_CTRL_AEAD_TLS1_AAD 0x16
/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
#define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
/* Set the GCM invocation field, decrypt only */
#define EVP_CTRL_GCM_SET_IV_INV 0x18
/* Set the S-BOX NID for GOST ciphers */
#define EVP_CTRL_GOST_SET_SBOX 0x19
/* 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
typedef struct evp_cipher_info_st {
const EVP_CIPHER *cipher;
unsigned char iv[EVP_MAX_IV_LENGTH];
} EVP_CIPHER_INFO;
struct evp_cipher_ctx_st {
const EVP_CIPHER *cipher;
ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
int encrypt; /* encrypt or decrypt */
int buf_len; /* number we have left */
unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
int num; /* used by cfb/ofb/ctr mode */
void *app_data; /* application stuff */
int key_len; /* May change for variable length cipher */
unsigned long flags; /* Various flags */
void *cipher_data; /* per EVP data */
int final_used;
int block_mask;
unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
} /* EVP_CIPHER_CTX */;
typedef struct evp_Encode_Ctx_st {
int num; /* number saved in a partial encode/decode */
int length; /* The length is either the output line length
* (in input bytes) or the shortest input line
* length that is ok. Once decoding begins,
* the length is adjusted up each time a longer
* line is decoded */
unsigned char enc_data[80]; /* data to encode */
int line_num; /* number read on current line */
int expect_nl;
} EVP_ENCODE_CTX;
/* Password based encryption function */
typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md, int en_de);
#ifndef OPENSSL_NO_RSA
#define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
(char *)(rsa))
#endif
#ifndef OPENSSL_NO_DSA
#define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
(char *)(dsa))
#endif
#ifndef OPENSSL_NO_DH
#define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
(char *)(dh))
#endif
#ifndef OPENSSL_NO_EC
#define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
(char *)(eckey))
#endif
#ifndef OPENSSL_NO_GOST
#define EVP_PKEY_assign_GOST(pkey,gostkey) EVP_PKEY_assign((pkey),EVP_PKEY_GOSTR01,\
(char *)(gostkey))
#endif
/* Add some extra combinations */
#define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
#define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
#define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
#define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
int EVP_MD_type(const EVP_MD *md);
#define EVP_MD_nid(e) EVP_MD_type(e)
#define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
int EVP_MD_pkey_type(const EVP_MD *md);
int EVP_MD_size(const EVP_MD *md);
int EVP_MD_block_size(const EVP_MD *md);
unsigned long EVP_MD_flags(const EVP_MD *md);
const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
#define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
#define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
#define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
#define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
#define EVP_CIPHER_mode(e) (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
const EVP_CIPHER * EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_get_iv(const EVP_CIPHER_CTX *ctx,
unsigned char *iv, size_t len);
int EVP_CIPHER_CTX_set_iv(EVP_CIPHER_CTX *ctx,
const unsigned char *iv, size_t len);
int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
void * EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
#define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
#define EVP_CIPHER_CTX_mode(e) (EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
#define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
#define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
#define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
#define EVP_SignInit(a,b) EVP_DigestInit(a,b)
#define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
#define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
#define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
#define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
#define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
#define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
#define EVP_DigestSignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
#define EVP_DigestVerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
#define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
#define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
#define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
#define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
#define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
#define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
int EVP_Cipher(EVP_CIPHER_CTX *c, unsigned char *out, const unsigned char *in,
unsigned int inl);
#define EVP_add_cipher_alias(n,alias) \
OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
#define EVP_add_digest_alias(n,alias) \
OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
#define EVP_delete_cipher_alias(alias) \
OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
#define EVP_delete_digest_alias(alias) \
OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
EVP_MD_CTX *EVP_MD_CTX_new(void);
void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
EVP_MD_CTX *EVP_MD_CTX_create(void);
void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int type, int arg, void *ptr);
int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d, size_t cnt);
int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s);
int EVP_Digest(const void *data, size_t count, unsigned char *md,
unsigned int *size, const EVP_MD *type, ENGINE *impl);
int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s);
int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
const char *prompt, int verify);
void EVP_set_pw_prompt(const char *prompt);
char *EVP_get_pw_prompt(void);
int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
const unsigned char *salt, const unsigned char *data, int datal, int count,
unsigned char *key, unsigned char *iv);
void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
const unsigned char *key, const unsigned char *iv);
int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
ENGINE *impl, const unsigned char *key, const unsigned char *iv);
int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
const unsigned char *in, int inl);
int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
#ifndef LIBRESSL_INTERNAL
int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
#endif
int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
const unsigned char *key, const unsigned char *iv);
int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
ENGINE *impl, const unsigned char *key, const unsigned char *iv);
int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
const unsigned char *in, int inl);
int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
#ifndef LIBRESSL_INTERNAL
int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
#endif
int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
const unsigned char *key, const unsigned char *iv, int enc);
int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
ENGINE *impl, const unsigned char *key, const unsigned char *iv, int enc);
int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
const unsigned char *in, int inl);
int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
#ifndef LIBRESSL_INTERNAL
int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
#endif
int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
EVP_PKEY *pkey);
int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
unsigned int siglen, EVP_PKEY *pkey);
int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret, size_t *siglen);
int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
size_t siglen);
int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
const unsigned char *ek, int ekl, const unsigned char *iv, EVP_PKEY *priv);
int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
unsigned char **ek, int *ekl, unsigned char *iv, EVP_PKEY **pubk,
int npubk);
int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
const unsigned char *in, int inl);
void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
const unsigned char *in, int inl);
int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *a);
int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
#ifndef OPENSSL_NO_BIO
const BIO_METHOD *BIO_f_md(void);
const BIO_METHOD *BIO_f_base64(void);
const BIO_METHOD *BIO_f_cipher(void);
int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
const unsigned char *i, int enc);
#endif
const EVP_MD *EVP_md_null(void);
#ifndef OPENSSL_NO_MD4
const EVP_MD *EVP_md4(void);
#endif
#ifndef OPENSSL_NO_MD5
const EVP_MD *EVP_md5(void);
const EVP_MD *EVP_md5_sha1(void);
#endif
#ifndef OPENSSL_NO_SHA
const EVP_MD *EVP_sha1(void);
const EVP_MD *EVP_dss(void);
const EVP_MD *EVP_dss1(void);
const EVP_MD *EVP_ecdsa(void);
#endif
#ifndef OPENSSL_NO_SHA256
const EVP_MD *EVP_sha224(void);
const EVP_MD *EVP_sha256(void);
#endif
#ifndef OPENSSL_NO_SHA512
const EVP_MD *EVP_sha384(void);
const EVP_MD *EVP_sha512(void);
#endif
#ifndef OPENSSL_NO_SM3
const EVP_MD *EVP_sm3(void);
#endif
#ifndef OPENSSL_NO_RIPEMD
const EVP_MD *EVP_ripemd160(void);
#endif
#ifndef OPENSSL_NO_WHIRLPOOL
const EVP_MD *EVP_whirlpool(void);
#endif
#ifndef OPENSSL_NO_GOST
const EVP_MD *EVP_gostr341194(void);
const EVP_MD *EVP_gost2814789imit(void);
const EVP_MD *EVP_streebog256(void);
const EVP_MD *EVP_streebog512(void);
#endif
const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
#ifndef OPENSSL_NO_DES
const EVP_CIPHER *EVP_des_ecb(void);
const EVP_CIPHER *EVP_des_ede(void);
const EVP_CIPHER *EVP_des_ede3(void);
const EVP_CIPHER *EVP_des_ede_ecb(void);
const EVP_CIPHER *EVP_des_ede3_ecb(void);
const EVP_CIPHER *EVP_des_cfb64(void);
# define EVP_des_cfb EVP_des_cfb64
const EVP_CIPHER *EVP_des_cfb1(void);
const EVP_CIPHER *EVP_des_cfb8(void);
const EVP_CIPHER *EVP_des_ede_cfb64(void);
# define EVP_des_ede_cfb EVP_des_ede_cfb64
const EVP_CIPHER *EVP_des_ede3_cfb64(void);
# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
const EVP_CIPHER *EVP_des_ede3_cfb1(void);
const EVP_CIPHER *EVP_des_ede3_cfb8(void);
const EVP_CIPHER *EVP_des_ofb(void);
const EVP_CIPHER *EVP_des_ede_ofb(void);
const EVP_CIPHER *EVP_des_ede3_ofb(void);
const EVP_CIPHER *EVP_des_cbc(void);
const EVP_CIPHER *EVP_des_ede_cbc(void);
const EVP_CIPHER *EVP_des_ede3_cbc(void);
const EVP_CIPHER *EVP_desx_cbc(void);
#endif
#ifndef OPENSSL_NO_RC4
const EVP_CIPHER *EVP_rc4(void);
const EVP_CIPHER *EVP_rc4_40(void);
#ifndef OPENSSL_NO_MD5
const EVP_CIPHER *EVP_rc4_hmac_md5(void);
#endif
#endif
#ifndef OPENSSL_NO_IDEA
const EVP_CIPHER *EVP_idea_ecb(void);
const EVP_CIPHER *EVP_idea_cfb64(void);
# define EVP_idea_cfb EVP_idea_cfb64
const EVP_CIPHER *EVP_idea_ofb(void);
const EVP_CIPHER *EVP_idea_cbc(void);
#endif
#ifndef OPENSSL_NO_RC2
const EVP_CIPHER *EVP_rc2_ecb(void);
const EVP_CIPHER *EVP_rc2_cbc(void);
const EVP_CIPHER *EVP_rc2_40_cbc(void);
const EVP_CIPHER *EVP_rc2_64_cbc(void);
const EVP_CIPHER *EVP_rc2_cfb64(void);
# define EVP_rc2_cfb EVP_rc2_cfb64
const EVP_CIPHER *EVP_rc2_ofb(void);
#endif
#ifndef OPENSSL_NO_BF
const EVP_CIPHER *EVP_bf_ecb(void);
const EVP_CIPHER *EVP_bf_cbc(void);
const EVP_CIPHER *EVP_bf_cfb64(void);
# define EVP_bf_cfb EVP_bf_cfb64
const EVP_CIPHER *EVP_bf_ofb(void);
#endif
#ifndef OPENSSL_NO_CAST
const EVP_CIPHER *EVP_cast5_ecb(void);
const EVP_CIPHER *EVP_cast5_cbc(void);
const EVP_CIPHER *EVP_cast5_cfb64(void);
# define EVP_cast5_cfb EVP_cast5_cfb64
const EVP_CIPHER *EVP_cast5_ofb(void);
#endif
#ifndef OPENSSL_NO_AES
const EVP_CIPHER *EVP_aes_128_ecb(void);
const EVP_CIPHER *EVP_aes_128_cbc(void);
const EVP_CIPHER *EVP_aes_128_cfb1(void);
const EVP_CIPHER *EVP_aes_128_cfb8(void);
const EVP_CIPHER *EVP_aes_128_cfb128(void);
# define EVP_aes_128_cfb EVP_aes_128_cfb128
const EVP_CIPHER *EVP_aes_128_ofb(void);
const EVP_CIPHER *EVP_aes_128_ctr(void);
const EVP_CIPHER *EVP_aes_128_ccm(void);
const EVP_CIPHER *EVP_aes_128_gcm(void);
const EVP_CIPHER *EVP_aes_128_wrap(void);
const EVP_CIPHER *EVP_aes_128_xts(void);
const EVP_CIPHER *EVP_aes_192_ecb(void);
const EVP_CIPHER *EVP_aes_192_cbc(void);
const EVP_CIPHER *EVP_aes_192_cfb1(void);
const EVP_CIPHER *EVP_aes_192_cfb8(void);
const EVP_CIPHER *EVP_aes_192_cfb128(void);
# define EVP_aes_192_cfb EVP_aes_192_cfb128
const EVP_CIPHER *EVP_aes_192_ofb(void);
const EVP_CIPHER *EVP_aes_192_ctr(void);
const EVP_CIPHER *EVP_aes_192_ccm(void);
const EVP_CIPHER *EVP_aes_192_gcm(void);
const EVP_CIPHER *EVP_aes_192_wrap(void);
const EVP_CIPHER *EVP_aes_256_ecb(void);
const EVP_CIPHER *EVP_aes_256_cbc(void);
const EVP_CIPHER *EVP_aes_256_cfb1(void);
const EVP_CIPHER *EVP_aes_256_cfb8(void);
const EVP_CIPHER *EVP_aes_256_cfb128(void);
# define EVP_aes_256_cfb EVP_aes_256_cfb128
const EVP_CIPHER *EVP_aes_256_ofb(void);
const EVP_CIPHER *EVP_aes_256_ctr(void);
const EVP_CIPHER *EVP_aes_256_ccm(void);
const EVP_CIPHER *EVP_aes_256_gcm(void);
const EVP_CIPHER *EVP_aes_256_wrap(void);
const EVP_CIPHER *EVP_aes_256_xts(void);
#if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA1)
const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
#endif
#endif
#ifndef OPENSSL_NO_CAMELLIA
const EVP_CIPHER *EVP_camellia_128_ecb(void);
const EVP_CIPHER *EVP_camellia_128_cbc(void);
const EVP_CIPHER *EVP_camellia_128_cfb1(void);
const EVP_CIPHER *EVP_camellia_128_cfb8(void);
const EVP_CIPHER *EVP_camellia_128_cfb128(void);
# define EVP_camellia_128_cfb EVP_camellia_128_cfb128
const EVP_CIPHER *EVP_camellia_128_ofb(void);
const EVP_CIPHER *EVP_camellia_192_ecb(void);
const EVP_CIPHER *EVP_camellia_192_cbc(void);
const EVP_CIPHER *EVP_camellia_192_cfb1(void);
const EVP_CIPHER *EVP_camellia_192_cfb8(void);
const EVP_CIPHER *EVP_camellia_192_cfb128(void);
# define EVP_camellia_192_cfb EVP_camellia_192_cfb128
const EVP_CIPHER *EVP_camellia_192_ofb(void);
const EVP_CIPHER *EVP_camellia_256_ecb(void);
const EVP_CIPHER *EVP_camellia_256_cbc(void);
const EVP_CIPHER *EVP_camellia_256_cfb1(void);
const EVP_CIPHER *EVP_camellia_256_cfb8(void);
const EVP_CIPHER *EVP_camellia_256_cfb128(void);
# define EVP_camellia_256_cfb EVP_camellia_256_cfb128
const EVP_CIPHER *EVP_camellia_256_ofb(void);
#endif
#ifndef OPENSSL_NO_CHACHA
const EVP_CIPHER *EVP_chacha20(void);
#endif
#ifndef OPENSSL_NO_GOST
const EVP_CIPHER *EVP_gost2814789_ecb(void);
const EVP_CIPHER *EVP_gost2814789_cfb64(void);
const EVP_CIPHER *EVP_gost2814789_cnt(void);
#endif
#ifndef OPENSSL_NO_SM4
const EVP_CIPHER *EVP_sm4_ecb(void);
const EVP_CIPHER *EVP_sm4_cbc(void);
const EVP_CIPHER *EVP_sm4_cfb128(void);
#define EVP_sm4_cfb EVP_sm4_cfb128
const EVP_CIPHER *EVP_sm4_ofb(void);
const EVP_CIPHER *EVP_sm4_ctr(void);
#endif
void OPENSSL_add_all_algorithms_noconf(void);
void OPENSSL_add_all_algorithms_conf(void);
#ifdef OPENSSL_LOAD_CONF
#define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
#else
#define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
#endif
void OpenSSL_add_all_ciphers(void);
void OpenSSL_add_all_digests(void);
#define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
#define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
#define SSLeay_add_all_digests() OpenSSL_add_all_digests()
int EVP_add_cipher(const EVP_CIPHER *cipher);
int EVP_add_digest(const EVP_MD *digest);
const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
const EVP_MD *EVP_get_digestbyname(const char *name);
void EVP_cleanup(void);
void EVP_CIPHER_do_all(void (*fn)(const EVP_CIPHER *ciph, const char *from,
const char *to, void *x), void *arg);
void EVP_CIPHER_do_all_sorted(void (*fn)(const EVP_CIPHER *ciph,
const char *from, const char *to, void *x), void *arg);
void EVP_MD_do_all(void (*fn)(const EVP_MD *ciph, const char *from,
const char *to, void *x), void *arg);
void EVP_MD_do_all_sorted(void (*fn)(const EVP_MD *ciph, const char *from,
const char *to, void *x), void *arg);
int EVP_PKEY_decrypt_old(unsigned char *dec_key, const unsigned char *enc_key,
int enc_key_len, EVP_PKEY *private_key);
int EVP_PKEY_encrypt_old(unsigned char *enc_key, const unsigned char *key,
int key_len, EVP_PKEY *pub_key);
int EVP_PKEY_type(int type);
int EVP_PKEY_id(const EVP_PKEY *pkey);
int EVP_PKEY_base_id(const EVP_PKEY *pkey);
int EVP_PKEY_bits(const EVP_PKEY *pkey);
int EVP_PKEY_size(const EVP_PKEY *pkey);
int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
void *EVP_PKEY_get0(const EVP_PKEY *pkey);
const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
#ifndef OPENSSL_NO_RSA
struct rsa_st;
struct rsa_st *EVP_PKEY_get0_RSA(EVP_PKEY *pkey);
struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
#endif
#ifndef OPENSSL_NO_DSA
struct dsa_st;
struct dsa_st *EVP_PKEY_get0_DSA(EVP_PKEY *pkey);
struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
#endif
#ifndef OPENSSL_NO_DH
struct dh_st;
struct dh_st *EVP_PKEY_get0_DH(EVP_PKEY *pkey);
struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
#endif
#ifndef OPENSSL_NO_EC
struct ec_key_st;
struct ec_key_st *EVP_PKEY_get0_EC_KEY(EVP_PKEY *pkey);
struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
#endif
#ifndef OPENSSL_NO_GOST
struct gost_key_st;
#endif
EVP_PKEY *EVP_PKEY_new(void);
void EVP_PKEY_free(EVP_PKEY *pkey);
int EVP_PKEY_up_ref(EVP_PKEY *pkey);
EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
long length);
int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
long length);
EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
long length);
int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey, int indent,
ASN1_PCTX *pctx);
int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey, int indent,
ASN1_PCTX *pctx);
int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey, int indent,
ASN1_PCTX *pctx);
int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
int EVP_CIPHER_type(const EVP_CIPHER *ctx);
/* calls methods */
int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
/* These are used by EVP_CIPHER methods */
int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
/* PKCS5 password based encryption */
int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md, int en_de);
int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
const unsigned char *salt, int saltlen, int iter, int keylen,
unsigned char *out);
int PKCS5_PBKDF2_HMAC(const char *pass, int passlen, const unsigned char *salt,
int saltlen, int iter, const EVP_MD *digest, int keylen,
unsigned char *out);
int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
int en_de);
void PKCS5_PBE_add(void);
int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
/* PBE type */
/* Can appear as the outermost AlgorithmIdentifier */
#define EVP_PBE_TYPE_OUTER 0x0
/* Is an PRF type OID */
#define EVP_PBE_TYPE_PRF 0x1
int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, int md_nid,
EVP_PBE_KEYGEN *keygen);
int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
EVP_PBE_KEYGEN *keygen);
int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
EVP_PBE_KEYGEN **pkeygen);
void EVP_PBE_cleanup(void);
#define ASN1_PKEY_ALIAS 0x1
#define ASN1_PKEY_DYNAMIC 0x2
#define ASN1_PKEY_SIGPARAM_NULL 0x4
#define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
#define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
#define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
#define ASN1_PKEY_CTRL_CMS_SIGN 0x5
#define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
#define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
int EVP_PKEY_asn1_get_count(void);
const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
const char *str, int len);
int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
int EVP_PKEY_asn1_add_alias(int to, int from);
int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id, int *ppkey_flags,
const char **pinfo, const char **ppem_str,
const EVP_PKEY_ASN1_METHOD *ameth);
const EVP_PKEY_ASN1_METHOD* EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
EVP_PKEY_ASN1_METHOD* EVP_PKEY_asn1_new(int id, int flags, const char *pem_str,
const char *info);
void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
const EVP_PKEY_ASN1_METHOD *src);
void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub),
int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk),
int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent,
ASN1_PCTX *pctx),
int (*pkey_size)(const EVP_PKEY *pk),
int (*pkey_bits)(const EVP_PKEY *pk));
void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
int (*priv_decode)(EVP_PKEY *pk, const PKCS8_PRIV_KEY_INFO *p8inf),
int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk),
int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
ASN1_PCTX *pctx));
void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
int (*param_decode)(EVP_PKEY *pkey, const unsigned char **pder, int derlen),
int (*param_encode)(const EVP_PKEY *pkey, unsigned char **pder),
int (*param_missing)(const EVP_PKEY *pk),
int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from),
int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
ASN1_PCTX *pctx));
void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
void (*pkey_free)(EVP_PKEY *pkey));
void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
int (*pkey_ctrl)(EVP_PKEY *pkey, int op, long arg1, void *arg2));
#define EVP_PKEY_OP_UNDEFINED 0
#define EVP_PKEY_OP_PARAMGEN (1<<1)
#define EVP_PKEY_OP_KEYGEN (1<<2)
#define EVP_PKEY_OP_SIGN (1<<3)
#define EVP_PKEY_OP_VERIFY (1<<4)
#define EVP_PKEY_OP_VERIFYRECOVER (1<<5)
#define EVP_PKEY_OP_SIGNCTX (1<<6)
#define EVP_PKEY_OP_VERIFYCTX (1<<7)
#define EVP_PKEY_OP_ENCRYPT (1<<8)
#define EVP_PKEY_OP_DECRYPT (1<<9)
#define EVP_PKEY_OP_DERIVE (1<<10)
#define EVP_PKEY_OP_TYPE_SIG \
(EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
| EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
#define EVP_PKEY_OP_TYPE_CRYPT \
(EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
#define EVP_PKEY_OP_TYPE_NOGEN \
(EVP_PKEY_OP_SIG | EVP_PKEY_OP_CRYPT | EVP_PKEY_OP_DERIVE)
#define EVP_PKEY_OP_TYPE_GEN \
(EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
#define EVP_PKEY_CTX_set_signature_md(ctx, md) \
EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
EVP_PKEY_CTRL_MD, 0, (void *)md)
#define EVP_PKEY_CTX_get_signature_md(ctx, pmd) \
EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
EVP_PKEY_CTRL_GET_MD, 0, (void *)(pmd))
#define EVP_PKEY_CTRL_MD 1
#define EVP_PKEY_CTRL_PEER_KEY 2
#define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
#define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
#define EVP_PKEY_CTRL_PKCS7_SIGN 5
#define EVP_PKEY_CTRL_SET_MAC_KEY 6
#define EVP_PKEY_CTRL_DIGESTINIT 7
/* Used by GOST key encryption in TLS */
#define EVP_PKEY_CTRL_SET_IV 8
#define EVP_PKEY_CTRL_CMS_ENCRYPT 9
#define EVP_PKEY_CTRL_CMS_DECRYPT 10
#define EVP_PKEY_CTRL_CMS_SIGN 11
#define EVP_PKEY_CTRL_CIPHER 12
#define EVP_PKEY_CTRL_GET_MD 13
#define EVP_PKEY_ALG_CTRL 0x1000
#define EVP_PKEY_FLAG_AUTOARGLEN 2
/* Method handles all operations: don't assume any digest related
* defaults.
*/
#define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
EVP_PKEY_METHOD* EVP_PKEY_meth_new(int id, int flags);
void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
const EVP_PKEY_METHOD *meth);
void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src);
void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *ctx);
void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype, int cmd,
int p1, void *p2);
int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
const char *value);
int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e, const unsigned char *key,
int keylen);
void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx);
EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_sign(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
const unsigned char *tbs, size_t tbslen);
int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_verify(EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
const unsigned char *tbs, size_t tbslen);
int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx, unsigned char *rout,
size_t *routlen, const unsigned char *sig, size_t siglen);
int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
const unsigned char *in, size_t inlen);
int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
const unsigned char *in, size_t inlen);
int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
int (*init)(EVP_PKEY_CTX *ctx));
void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
int (*copy)(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src));
void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
void (*cleanup)(EVP_PKEY_CTX *ctx));
void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
int (*paramgen_init)(EVP_PKEY_CTX *ctx),
int (*paramgen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
int (*keygen_init)(EVP_PKEY_CTX *ctx),
int (*keygen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
int (*sign_init)(EVP_PKEY_CTX *ctx),
int (*sign)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
const unsigned char *tbs, size_t tbslen));
void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
int (*verify_init)(EVP_PKEY_CTX *ctx),
int (*verify)(EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
const unsigned char *tbs, size_t tbslen));
void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
int (*verify_recover_init)(EVP_PKEY_CTX *ctx),
int (*verify_recover)(EVP_PKEY_CTX *ctx, unsigned char *sig,
size_t *siglen, const unsigned char *tbs, size_t tbslen));
void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
int (*signctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
int (*signctx)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
EVP_MD_CTX *mctx));
void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
int (*verifyctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
int (*verifyctx)(EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
EVP_MD_CTX *mctx));
void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
int (*encrypt_init)(EVP_PKEY_CTX *ctx),
int (*encryptfn)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
const unsigned char *in, size_t inlen));
void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
int (*decrypt_init)(EVP_PKEY_CTX *ctx),
int (*decrypt)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
const unsigned char *in, size_t inlen));
void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
int (*derive_init)(EVP_PKEY_CTX *ctx),
int (*derive)(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
int (*ctrl)(EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
int (*ctrl_str)(EVP_PKEY_CTX *ctx, const char *type, const char *value));
/* Authenticated Encryption with Additional Data.
*
* AEAD couples confidentiality and integrity in a single primtive. AEAD
* algorithms take a key and then can seal and open individual messages. Each
* message has a unique, per-message nonce and, optionally, additional data
* which is authenticated but not included in the output. */
struct evp_aead_st;
typedef struct evp_aead_st EVP_AEAD;
#ifndef OPENSSL_NO_AES
/* EVP_aes_128_gcm is AES-128 in Galois Counter Mode. */
const EVP_AEAD *EVP_aead_aes_128_gcm(void);
/* EVP_aes_256_gcm is AES-256 in Galois Counter Mode. */
const EVP_AEAD *EVP_aead_aes_256_gcm(void);
#endif
#if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
/* EVP_aead_chacha20_poly1305 is ChaCha20 with a Poly1305 authenticator. */
const EVP_AEAD *EVP_aead_chacha20_poly1305(void);
/* EVP_aead_xchacha20_poly1305 is XChaCha20 with a Poly1305 authenticator. */
const EVP_AEAD *EVP_aead_xchacha20_poly1305(void);
#endif
/* EVP_AEAD_key_length returns the length of the keys used. */
size_t EVP_AEAD_key_length(const EVP_AEAD *aead);
/* EVP_AEAD_nonce_length returns the length of the per-message nonce. */
size_t EVP_AEAD_nonce_length(const EVP_AEAD *aead);
/* EVP_AEAD_max_overhead returns the maximum number of additional bytes added
* by the act of sealing data with the AEAD. */
size_t EVP_AEAD_max_overhead(const EVP_AEAD *aead);
/* EVP_AEAD_max_tag_len returns the maximum tag length when using this AEAD.
* This * is the largest value that can be passed as a tag length to
* EVP_AEAD_CTX_init. */
size_t EVP_AEAD_max_tag_len(const EVP_AEAD *aead);
/* An EVP_AEAD_CTX represents an AEAD algorithm configured with a specific key
* and message-independent IV. */
typedef struct evp_aead_ctx_st {
const EVP_AEAD *aead;
/* aead_state is an opaque pointer to the AEAD specific state. */
void *aead_state;
} EVP_AEAD_CTX;
/* EVP_AEAD_MAX_TAG_LENGTH is the maximum tag length used by any AEAD
* defined in this header. */
#define EVP_AEAD_MAX_TAG_LENGTH 16
/* EVP_AEAD_DEFAULT_TAG_LENGTH is a magic value that can be passed to
* EVP_AEAD_CTX_init to indicate that the default tag length for an AEAD
* should be used. */
#define EVP_AEAD_DEFAULT_TAG_LENGTH 0
/* EVP_AEAD_init initializes the context for the given AEAD algorithm.
* The implementation argument may be NULL to choose the default implementation.
* Authentication tags may be truncated by passing a tag length. A tag length
* of zero indicates the default tag length should be used. */
int EVP_AEAD_CTX_init(EVP_AEAD_CTX *ctx, const EVP_AEAD *aead,
const unsigned char *key, size_t key_len, size_t tag_len, ENGINE *impl);
/* EVP_AEAD_CTX_cleanup frees any data allocated for this context. */
void EVP_AEAD_CTX_cleanup(EVP_AEAD_CTX *ctx);
/* EVP_AEAD_CTX_seal encrypts and authenticates the input and authenticates
* any additional data (AD), the result being written as output. One is
* returned on success, otherwise zero.
*
* This function may be called (with the same EVP_AEAD_CTX) concurrently with
* itself or EVP_AEAD_CTX_open.
*
* At most max_out_len bytes are written as output and, in order to ensure
* success, this value should be the length of the input plus the result of
* EVP_AEAD_overhead. On successful return, out_len is set to the actual
* number of bytes written.
*
* The length of the nonce is must be equal to the result of
* EVP_AEAD_nonce_length for this AEAD.
*
* EVP_AEAD_CTX_seal never results in a partial output. If max_out_len is
* insufficient, zero will be returned and out_len will be set to zero.
*
* If the input and output are aliased then out must be <= in. */
int EVP_AEAD_CTX_seal(const EVP_AEAD_CTX *ctx, unsigned char *out,
size_t *out_len, size_t max_out_len, const unsigned char *nonce,
size_t nonce_len, const unsigned char *in, size_t in_len,
const unsigned char *ad, size_t ad_len);
/* EVP_AEAD_CTX_open authenticates the input and additional data, decrypting
* the input and writing it as output. One is returned on success, otherwise
* zero.
*
* This function may be called (with the same EVP_AEAD_CTX) concurrently with
* itself or EVP_AEAD_CTX_seal.
*
* At most the number of input bytes are written as output. In order to ensure
* success, max_out_len should be at least the same as the input length. On
* successful return out_len is set to the actual number of bytes written.
*
* The length of nonce must be equal to the result of EVP_AEAD_nonce_length
* for this AEAD.
*
* EVP_AEAD_CTX_open never results in a partial output. If max_out_len is
* insufficient, zero will be returned and out_len will be set to zero.
*
* If the input and output are aliased then out must be <= in. */
int EVP_AEAD_CTX_open(const EVP_AEAD_CTX *ctx, unsigned char *out,
size_t *out_len, size_t max_out_len, const unsigned char *nonce,
size_t nonce_len, const unsigned char *in, size_t in_len,
const unsigned char *ad, size_t ad_len);
void EVP_add_alg_module(void);
/* BEGIN ERROR CODES */
/* The following lines are auto generated by the script mkerr.pl. Any changes
* made after this point may be overwritten when the script is next run.
*/
void ERR_load_EVP_strings(void);
/* Error codes for the EVP functions. */
/* Function codes. */
#define EVP_F_AEAD_AES_GCM_INIT 187
#define EVP_F_AEAD_AES_GCM_OPEN 188
#define EVP_F_AEAD_AES_GCM_SEAL 189
#define EVP_F_AEAD_CHACHA20_POLY1305_INIT 192
#define EVP_F_AEAD_CHACHA20_POLY1305_OPEN 193
#define EVP_F_AEAD_CHACHA20_POLY1305_SEAL 194
#define EVP_F_AEAD_CTX_OPEN 185
#define EVP_F_AEAD_CTX_SEAL 186
#define EVP_F_AESNI_INIT_KEY 165
#define EVP_F_AESNI_XTS_CIPHER 176
#define EVP_F_AES_INIT_KEY 133
#define EVP_F_AES_XTS 172
#define EVP_F_AES_XTS_CIPHER 175
#define EVP_F_ALG_MODULE_INIT 177
#define EVP_F_CAMELLIA_INIT_KEY 159
#define EVP_F_CMAC_INIT 173
#define EVP_F_D2I_PKEY 100
#define EVP_F_DO_SIGVER_INIT 161
#define EVP_F_DSAPKEY2PKCS8 134
#define EVP_F_DSA_PKEY2PKCS8 135
#define EVP_F_ECDSA_PKEY2PKCS8 129
#define EVP_F_ECKEY_PKEY2PKCS8 132
#define EVP_F_EVP_AEAD_CTX_INIT 180
#define EVP_F_EVP_AEAD_CTX_OPEN 190
#define EVP_F_EVP_AEAD_CTX_SEAL 191
#define EVP_F_EVP_BYTESTOKEY 200
#define EVP_F_EVP_CIPHERINIT_EX 123
#define EVP_F_EVP_CIPHER_CTX_COPY 163
#define EVP_F_EVP_CIPHER_CTX_CTRL 124
#define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
#define EVP_F_EVP_CIPHER_GET_ASN1_IV 201
#define EVP_F_EVP_CIPHER_SET_ASN1_IV 202
#define EVP_F_EVP_DECRYPTFINAL_EX 101
#define EVP_F_EVP_DECRYPTUPDATE 199
#define EVP_F_EVP_DIGESTFINAL_EX 196
#define EVP_F_EVP_DIGESTINIT_EX 128
#define EVP_F_EVP_ENCRYPTFINAL_EX 127
#define EVP_F_EVP_ENCRYPTUPDATE 198
#define EVP_F_EVP_MD_CTX_COPY_EX 110
#define EVP_F_EVP_MD_CTX_CTRL 195
#define EVP_F_EVP_MD_SIZE 162
#define EVP_F_EVP_OPENINIT 102
#define EVP_F_EVP_PBE_ALG_ADD 115
#define EVP_F_EVP_PBE_ALG_ADD_TYPE 160
#define EVP_F_EVP_PBE_CIPHERINIT 116
#define EVP_F_EVP_PKCS82PKEY 111
#define EVP_F_EVP_PKCS82PKEY_BROKEN 136
#define EVP_F_EVP_PKEY2PKCS8_BROKEN 113
#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
#define EVP_F_EVP_PKEY_CTX_CTRL 137
#define EVP_F_EVP_PKEY_CTX_CTRL_STR 150
#define EVP_F_EVP_PKEY_CTX_DUP 156
#define EVP_F_EVP_PKEY_DECRYPT 104
#define EVP_F_EVP_PKEY_DECRYPT_INIT 138
#define EVP_F_EVP_PKEY_DECRYPT_OLD 151
#define EVP_F_EVP_PKEY_DERIVE 153
#define EVP_F_EVP_PKEY_DERIVE_INIT 154
#define EVP_F_EVP_PKEY_DERIVE_SET_PEER 155
#define EVP_F_EVP_PKEY_ENCRYPT 105
#define EVP_F_EVP_PKEY_ENCRYPT_INIT 139
#define EVP_F_EVP_PKEY_ENCRYPT_OLD 152
#define EVP_F_EVP_PKEY_GET1_DH 119
#define EVP_F_EVP_PKEY_GET1_DSA 120
#define EVP_F_EVP_PKEY_GET1_ECDSA 130
#define EVP_F_EVP_PKEY_GET1_EC_KEY 131
#define EVP_F_EVP_PKEY_GET1_RSA 121
#define EVP_F_EVP_PKEY_KEYGEN 146
#define EVP_F_EVP_PKEY_KEYGEN_INIT 147
#define EVP_F_EVP_PKEY_NEW 106
#define EVP_F_EVP_PKEY_PARAMGEN 148
#define EVP_F_EVP_PKEY_PARAMGEN_INIT 149
#define EVP_F_EVP_PKEY_SIGN 140
#define EVP_F_EVP_PKEY_SIGN_INIT 141
#define EVP_F_EVP_PKEY_VERIFY 142
#define EVP_F_EVP_PKEY_VERIFY_INIT 143
#define EVP_F_EVP_PKEY_VERIFY_RECOVER 144
#define EVP_F_EVP_PKEY_VERIFY_RECOVER_INIT 145
#define EVP_F_EVP_RIJNDAEL 126
#define EVP_F_EVP_SIGNFINAL 107
#define EVP_F_EVP_VERIFYFINAL 108
#define EVP_F_FIPS_CIPHERINIT 166
#define EVP_F_FIPS_CIPHER_CTX_COPY 170
#define EVP_F_FIPS_CIPHER_CTX_CTRL 167
#define EVP_F_FIPS_CIPHER_CTX_SET_KEY_LENGTH 171
#define EVP_F_FIPS_DIGESTINIT 168
#define EVP_F_FIPS_MD_CTX_COPY 169
#define EVP_F_HMAC_INIT_EX 174
#define EVP_F_INT_CTX_NEW 157
#define EVP_F_PKCS5_PBE_KEYIVGEN 117
#define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
#define EVP_F_PKCS5_V2_PBKDF2_KEYIVGEN 164
#define EVP_F_PKCS8_SET_BROKEN 112
#define EVP_F_PKEY_SET_TYPE 158
#define EVP_F_RC2_GET_ASN1_TYPE_AND_IV 197
#define EVP_F_RC2_MAGIC_TO_METH 109
#define EVP_F_RC5_CTRL 125
/* Reason codes. */
#define EVP_R_AES_IV_SETUP_FAILED 162
#define EVP_R_AES_KEY_SETUP_FAILED 143
#define EVP_R_ASN1_LIB 140
#define EVP_R_BAD_BLOCK_LENGTH 136
#define EVP_R_BAD_DECRYPT 100
#define EVP_R_BAD_KEY_LENGTH 137
#define EVP_R_BN_DECODE_ERROR 112
#define EVP_R_BN_PUBKEY_ERROR 113
#define EVP_R_BUFFER_TOO_SMALL 155
#define EVP_R_CAMELLIA_KEY_SETUP_FAILED 157
#define EVP_R_CIPHER_PARAMETER_ERROR 122
#define EVP_R_COMMAND_NOT_SUPPORTED 147
#define EVP_R_CTRL_NOT_IMPLEMENTED 132
#define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
#define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
#define EVP_R_DECODE_ERROR 114
#define EVP_R_DIFFERENT_KEY_TYPES 101
#define EVP_R_DIFFERENT_PARAMETERS 153
#define EVP_R_DISABLED_FOR_FIPS 163
#define EVP_R_ENCODE_ERROR 115
#define EVP_R_ERROR_LOADING_SECTION 165
#define EVP_R_ERROR_SETTING_FIPS_MODE 166
#define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
#define EVP_R_EXPECTING_AN_HMAC_KEY 174
#define EVP_R_EXPECTING_AN_RSA_KEY 127
#define EVP_R_EXPECTING_A_DH_KEY 128
#define EVP_R_EXPECTING_A_DSA_KEY 129
#define EVP_R_EXPECTING_A_ECDSA_KEY 141
#define EVP_R_EXPECTING_A_EC_KEY 142
#define EVP_R_FIPS_MODE_NOT_SUPPORTED 167
#define EVP_R_INITIALIZATION_ERROR 134
#define EVP_R_INPUT_NOT_INITIALIZED 111
#define EVP_R_INVALID_DIGEST 152
#define EVP_R_INVALID_FIPS_MODE 168
#define EVP_R_INVALID_IV_LENGTH 194
#define EVP_R_INVALID_KEY_LENGTH 130
#define EVP_R_INVALID_OPERATION 148
#define EVP_R_IV_TOO_LARGE 102
#define EVP_R_KEYGEN_FAILURE 120
#define EVP_R_MESSAGE_DIGEST_IS_NULL 159
#define EVP_R_METHOD_NOT_SUPPORTED 144
#define EVP_R_MISSING_PARAMETERS 103
#define EVP_R_NO_CIPHER_SET 131
#define EVP_R_NO_DEFAULT_DIGEST 158
#define EVP_R_NO_DIGEST_SET 139
#define EVP_R_NO_DSA_PARAMETERS 116
#define EVP_R_NO_KEY_SET 154
#define EVP_R_NO_OPERATION_SET 149
#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
#define EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE 150
#define EVP_R_OPERATON_NOT_INITIALIZED 151
#define EVP_R_OUTPUT_ALIASES_INPUT 172
#define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
#define EVP_R_PRIVATE_KEY_DECODE_ERROR 145
#define EVP_R_PRIVATE_KEY_ENCODE_ERROR 146
#define EVP_R_PUBLIC_KEY_NOT_RSA 106
#define EVP_R_TAG_TOO_LARGE 171
#define EVP_R_TOO_LARGE 164
#define EVP_R_UNKNOWN_CIPHER 160
#define EVP_R_UNKNOWN_DIGEST 161
#define EVP_R_UNKNOWN_OPTION 169
#define EVP_R_UNKNOWN_PBE_ALGORITHM 121
#define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
#define EVP_R_UNSUPPORTED_ALGORITHM 156
#define EVP_R_UNSUPPORTED_CIPHER 107
#define EVP_R_UNSUPPORTED_KEYLENGTH 123
#define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
#define EVP_R_UNSUPPORTED_KEY_SIZE 108
#define EVP_R_UNSUPPORTED_PRF 125
#define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
#define EVP_R_WRAP_MODE_NOT_ALLOWED 170
#define EVP_R_UNSUPPORTED_SALT_TYPE 126
#define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
#define EVP_R_WRONG_PUBLIC_KEY_TYPE 110
#ifdef __cplusplus
}
#endif
#endif
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