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Edit File : evp.h \| Size : 75.13 KB
/* * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html / #ifndef HEADER_ENVELOPE_H # define HEADER_ENVELOPE_H # include <openssl/opensslconf.h> # include <openssl/ossl_typ.h> # include <openssl/symhacks.h> # include <openssl/bio.h> # include <openssl/evperr.h> # 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_PKEY_NONE NID_undef # define EVP_PKEY_RSA NID_rsaEncryption # define EVP_PKEY_RSA2 NID_rsa # define EVP_PKEY_RSA_PSS NID_rsassaPss # 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_DHX NID_dhpublicnumber # define EVP_PKEY_EC NID_X9_62_id_ecPublicKey # define EVP_PKEY_SM2 NID_sm2 # define EVP_PKEY_HMAC NID_hmac # define EVP_PKEY_CMAC NID_cmac # define EVP_PKEY_SCRYPT NID_id_scrypt # define EVP_PKEY_TLS1_PRF NID_tls1_prf # define EVP_PKEY_HKDF NID_hkdf # define EVP_PKEY_POLY1305 NID_poly1305 # define EVP_PKEY_SIPHASH NID_siphash # define EVP_PKEY_X25519 NID_X25519 # define EVP_PKEY_ED25519 NID_ED25519 # define EVP_PKEY_X448 NID_X448 # define EVP_PKEY_ED448 NID_ED448 #ifdef __cplusplus extern "C" { #endif # define EVP_PKEY_MO_SIGN 0x0001 # define EVP_PKEY_MO_VERIFY 0x0002 # define EVP_PKEY_MO_ENCRYPT 0x0004 # define EVP_PKEY_MO_DECRYPT 0x0008 # ifndef EVP_MD EVP_MD EVP_MD_meth_new(int md_type, int pkey_type); EVP_MD EVP_MD_meth_dup(const EVP_MD md); void EVP_MD_meth_free(EVP_MD md); int EVP_MD_meth_set_input_blocksize(EVP_MD md, int blocksize); int EVP_MD_meth_set_result_size(EVP_MD md, int resultsize); int EVP_MD_meth_set_app_datasize(EVP_MD md, int datasize); int EVP_MD_meth_set_flags(EVP_MD md, unsigned long flags); int EVP_MD_meth_set_init(EVP_MD md, int (init)(EVP_MD_CTX ctx)); int EVP_MD_meth_set_update(EVP_MD md, int (update)(EVP_MD_CTX ctx, const void data, size_t count)); int EVP_MD_meth_set_final(EVP_MD md, int (final)(EVP_MD_CTX ctx, unsigned char md)); int EVP_MD_meth_set_copy(EVP_MD md, int (copy)(EVP_MD_CTX to, const EVP_MD_CTX from)); int EVP_MD_meth_set_cleanup(EVP_MD md, int (cleanup)(EVP_MD_CTX ctx)); int EVP_MD_meth_set_ctrl(EVP_MD md, int (ctrl)(EVP_MD_CTX ctx, int cmd, int p1, void p2)); int EVP_MD_meth_get_input_blocksize(const EVP_MD md); int EVP_MD_meth_get_result_size(const EVP_MD md); int EVP_MD_meth_get_app_datasize(const EVP_MD md); unsigned long EVP_MD_meth_get_flags(const EVP_MD md); int (EVP_MD_meth_get_init(const EVP_MD md))(EVP_MD_CTX ctx); int (EVP_MD_meth_get_update(const EVP_MD md))(EVP_MD_CTX ctx, const void data, size_t count); int (EVP_MD_meth_get_final(const EVP_MD md))(EVP_MD_CTX ctx, unsigned char md); int (EVP_MD_meth_get_copy(const EVP_MD md))(EVP_MD_CTX to, const EVP_MD_CTX from); int (EVP_MD_meth_get_cleanup(const EVP_MD md))(EVP_MD_CTX ctx); int (EVP_MD_meth_get_ctrl(const EVP_MD md))(EVP_MD_CTX ctx, int cmd, int p1, void p2); / digest can only handle a single block / # define EVP_MD_FLAG_ONESHOT 0x0001 / digest is extensible-output function, XOF / # define EVP_MD_FLAG_XOF 0x0002 / 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 / Note if suitable for use in FIPS mode / # define EVP_MD_FLAG_FIPS 0x0400 / Digest ctrls / # define EVP_MD_CTRL_DIGALGID 0x1 # define EVP_MD_CTRL_MICALG 0x2 # define EVP_MD_CTRL_XOF_LEN 0x3 / Minimum Algorithm specific ctrl value / # define EVP_MD_CTRL_ALG_CTRL 0x1000 # endif / !EVP_MD / / 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_reset / / * 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 / / * Some functions such as EVP_DigestSign only finalise copies of internal * contexts so additional data can be included after the finalisation call. * This is inefficient if this functionality is not required: it is disabled * if the following flag is set. / # define EVP_MD_CTX_FLAG_FINALISE 0x0200 / NOTE: 0x0400 is reserved for internal usage / EVP_CIPHER EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len); EVP_CIPHER EVP_CIPHER_meth_dup(const EVP_CIPHER cipher); void EVP_CIPHER_meth_free(EVP_CIPHER cipher); int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER cipher, int iv_len); int EVP_CIPHER_meth_set_flags(EVP_CIPHER cipher, unsigned long flags); int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER cipher, int ctx_size); int EVP_CIPHER_meth_set_init(EVP_CIPHER cipher, int (init) (EVP_CIPHER_CTX ctx, const unsigned char key, const unsigned char iv, int enc)); int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER cipher, int (do_cipher) (EVP_CIPHER_CTX ctx, unsigned char out, const unsigned char in, size_t inl)); int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER cipher, int (cleanup) (EVP_CIPHER_CTX )); int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER cipher, int (set_asn1_parameters) (EVP_CIPHER_CTX , ASN1_TYPE )); int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER cipher, int (get_asn1_parameters) (EVP_CIPHER_CTX , ASN1_TYPE )); int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER cipher, int (ctrl) (EVP_CIPHER_CTX , int type, int arg, void ptr)); int (EVP_CIPHER_meth_get_init(const EVP_CIPHER cipher))(EVP_CIPHER_CTX ctx, const unsigned char key, const unsigned char iv, int enc); int (EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER cipher))(EVP_CIPHER_CTX ctx, unsigned char out, const unsigned char in, size_t inl); int (EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER cipher))(EVP_CIPHER_CTX ); int (EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER cipher))(EVP_CIPHER_CTX , ASN1_TYPE ); int (EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER cipher))(EVP_CIPHER_CTX , ASN1_TYPE ); int (EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER cipher))(EVP_CIPHER_CTX , int type, int arg, void ptr); /* 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_OCB_MODE 0x10003 # 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 / Don't use standard iv length function / # define EVP_CIPH_CUSTOM_IV_LENGTH 0x800 / 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 # define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000 / Cipher can handle pipeline operations / # define EVP_CIPH_FLAG_PIPELINE 0X800000 / * Cipher context flag to indicate 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_AEAD_SET_IVLEN 0x9 # define EVP_CTRL_AEAD_GET_TAG 0x10 # define EVP_CTRL_AEAD_SET_TAG 0x11 # define EVP_CTRL_AEAD_SET_IV_FIXED 0x12 # define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN # define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG # define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG # define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED # define EVP_CTRL_GCM_IV_GEN 0x13 # define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN # define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG # define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG # define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED # 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 # define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19 # define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a # define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b # define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c # define EVP_CTRL_SSL3_MASTER_SECRET 0x1d / EVP_CTRL_SET_SBOX takes the char * specifying S-boxes / # define EVP_CTRL_SET_SBOX 0x1e / * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char ', pointing at a pre-allocated buffer with specified size / # define EVP_CTRL_SBOX_USED 0x1f / EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after, * 0 switches meshing off / # define EVP_CTRL_KEY_MESH 0x20 / EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode / # define EVP_CTRL_BLOCK_PADDING_MODE 0x21 / Set the output buffers to use for a pipelined operation / # define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22 / Set the input buffers to use for a pipelined operation / # define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23 / Set the input buffer lengths to use for a pipelined operation / # define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24 # define EVP_CTRL_GET_IVLEN 0x25 / Padding modes / #define EVP_PADDING_PKCS7 1 #define EVP_PADDING_ISO7816_4 2 #define EVP_PADDING_ANSI923 3 #define EVP_PADDING_ISO10126 4 #define EVP_PADDING_ZERO 5 / RFC 5246 defines additional data to be 13 bytes in length / # define EVP_AEAD_TLS1_AAD_LEN 13 typedef struct { unsigned char out; const unsigned char inp; size_t len; unsigned int interleave; } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM; / 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 / CCM TLS constants / / Length of fixed part of IV derived from PRF / # define EVP_CCM_TLS_FIXED_IV_LEN 4 / Length of explicit part of IV part of TLS records / # define EVP_CCM_TLS_EXPLICIT_IV_LEN 8 / Total length of CCM IV length for TLS / # define EVP_CCM_TLS_IV_LEN 12 / Length of tag for TLS / # define EVP_CCM_TLS_TAG_LEN 16 / Length of CCM8 tag for TLS / # define EVP_CCM8_TLS_TAG_LEN 8 / Length of tag for TLS / # define EVP_CHACHAPOLY_TLS_TAG_LEN 16 typedef struct evp_cipher_info_st { const EVP_CIPHER cipher; unsigned char iv[EVP_MAX_IV_LENGTH]; } EVP_CIPHER_INFO; /* 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_SIPHASH # define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),EVP_PKEY_SIPHASH,\ (char )(shkey)) # endif # ifndef OPENSSL_NO_POLY1305 # define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),EVP_PKEY_POLY1305,\ (char )(polykey)) # 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); int (EVP_MD_CTX_update_fn(EVP_MD_CTX ctx))(EVP_MD_CTX ctx, const void data, size_t count); void EVP_MD_CTX_set_update_fn(EVP_MD_CTX ctx, int (update) (EVP_MD_CTX ctx, const void data, size_t count)); # 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)) EVP_PKEY_CTX EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX ctx); void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX ctx, EVP_PKEY_CTX pctx); void EVP_MD_CTX_md_data(const EVP_MD_CTX ctx); 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_impl_ctx_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); const unsigned char EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX ctx); const unsigned char EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX ctx); unsigned char EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX ctx); unsigned char EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX ctx); int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX ctx); void EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX ctx, int num); 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); void EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX ctx); void EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX ctx, void cipher_data); # define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c)) # if OPENSSL_API_COMPAT < 0x10100000L # define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c)) # endif # define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c)) # define EVP_ENCODE_LENGTH(l) ((((l)+2)/34)+((l)/48+1)2+80) # define EVP_DECODE_LENGTH(l) (((l)+3)/43+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) # ifdef CONST_STRICT void BIO_set_md(BIO , const EVP_MD md); # else # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char )(md)) # endif # 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)) /__owur/ 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); int EVP_MD_CTX_ctrl(EVP_MD_CTX ctx, int cmd, int p1, void p2); EVP_MD_CTX EVP_MD_CTX_new(void); int EVP_MD_CTX_reset(EVP_MD_CTX ctx); void EVP_MD_CTX_free(EVP_MD_CTX ctx); # define EVP_MD_CTX_create() EVP_MD_CTX_new() # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx)) # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx)) __owur 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_test_flags(const EVP_MD_CTX ctx, int flags); __owur int EVP_DigestInit_ex(EVP_MD_CTX ctx, const EVP_MD type, ENGINE impl); __owur int EVP_DigestUpdate(EVP_MD_CTX ctx, const void d, size_t cnt); __owur int EVP_DigestFinal_ex(EVP_MD_CTX ctx, unsigned char md, unsigned int s); __owur int EVP_Digest(const void data, size_t count, unsigned char md, unsigned int size, const EVP_MD type, ENGINE impl); __owur int EVP_MD_CTX_copy(EVP_MD_CTX out, const EVP_MD_CTX in); __owur int EVP_DigestInit(EVP_MD_CTX ctx, const EVP_MD type); __owur int EVP_DigestFinal(EVP_MD_CTX ctx, unsigned char md, unsigned int s); __owur int EVP_DigestFinalXOF(EVP_MD_CTX ctx, unsigned char md, size_t len); 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); __owur 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); __owur int EVP_EncryptInit(EVP_CIPHER_CTX ctx, const EVP_CIPHER cipher, const unsigned char key, const unsigned char iv); /__owur/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX ctx, const EVP_CIPHER cipher, ENGINE impl, const unsigned char key, const unsigned char iv); /__owur/ int EVP_EncryptUpdate(EVP_CIPHER_CTX ctx, unsigned char out, int outl, const unsigned char in, int inl); /__owur/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX ctx, unsigned char out, int outl); /__owur/ int EVP_EncryptFinal(EVP_CIPHER_CTX ctx, unsigned char out, int outl); __owur int EVP_DecryptInit(EVP_CIPHER_CTX ctx, const EVP_CIPHER cipher, const unsigned char key, const unsigned char iv); /__owur/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX ctx, const EVP_CIPHER cipher, ENGINE impl, const unsigned char key, const unsigned char iv); /__owur/ int EVP_DecryptUpdate(EVP_CIPHER_CTX ctx, unsigned char out, int outl, const unsigned char in, int inl); __owur int EVP_DecryptFinal(EVP_CIPHER_CTX ctx, unsigned char outm, int outl); /__owur/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX ctx, unsigned char outm, int outl); __owur int EVP_CipherInit(EVP_CIPHER_CTX ctx, const EVP_CIPHER cipher, const unsigned char key, const unsigned char iv, int enc); /__owur/ int EVP_CipherInit_ex(EVP_CIPHER_CTX ctx, const EVP_CIPHER cipher, ENGINE impl, const unsigned char key, const unsigned char iv, int enc); __owur int EVP_CipherUpdate(EVP_CIPHER_CTX ctx, unsigned char out, int outl, const unsigned char in, int inl); __owur int EVP_CipherFinal(EVP_CIPHER_CTX ctx, unsigned char outm, int outl); __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX ctx, unsigned char outm, int outl); __owur int EVP_SignFinal(EVP_MD_CTX ctx, unsigned char md, unsigned int s, EVP_PKEY pkey); __owur int EVP_DigestSign(EVP_MD_CTX ctx, unsigned char sigret, size_t siglen, const unsigned char tbs, size_t tbslen); __owur int EVP_VerifyFinal(EVP_MD_CTX ctx, const unsigned char sigbuf, unsigned int siglen, EVP_PKEY pkey); __owur int EVP_DigestVerify(EVP_MD_CTX ctx, const unsigned char sigret, size_t siglen, const unsigned char tbs, size_t tbslen); /__owur/ int EVP_DigestSignInit(EVP_MD_CTX ctx, EVP_PKEY_CTX *pctx, const EVP_MD type, ENGINE e, EVP_PKEY pkey); __owur int EVP_DigestSignFinal(EVP_MD_CTX ctx, unsigned char sigret, size_t siglen); __owur int EVP_DigestVerifyInit(EVP_MD_CTX ctx, EVP_PKEY_CTX *pctx, const EVP_MD type, ENGINE e, EVP_PKEY pkey); __owur int EVP_DigestVerifyFinal(EVP_MD_CTX ctx, const unsigned char sig, size_t siglen); # ifndef OPENSSL_NO_RSA __owur int EVP_OpenInit(EVP_CIPHER_CTX ctx, const EVP_CIPHER type, const unsigned char ek, int ekl, const unsigned char iv, EVP_PKEY priv); __owur int EVP_OpenFinal(EVP_CIPHER_CTX ctx, unsigned char out, int outl); __owur int EVP_SealInit(EVP_CIPHER_CTX ctx, const EVP_CIPHER type, unsigned char *ek, int ekl, unsigned char iv, EVP_PKEY pubk, int npubk); __owur int EVP_SealFinal(EVP_CIPHER_CTX ctx, unsigned char out, int outl); # endif EVP_ENCODE_CTX EVP_ENCODE_CTX_new(void); void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX ctx); int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX dctx, EVP_ENCODE_CTX sctx); int EVP_ENCODE_CTX_num(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); # if OPENSSL_API_COMPAT < 0x10100000L # define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c) # define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c) # endif EVP_CIPHER_CTX EVP_CIPHER_CTX_new(void); int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX c); void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX c); 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); const BIO_METHOD BIO_f_md(void); const BIO_METHOD BIO_f_base64(void); const BIO_METHOD BIO_f_cipher(void); const BIO_METHOD BIO_f_reliable(void); __owur int BIO_set_cipher(BIO b, const EVP_CIPHER c, const unsigned char k, const unsigned char i, int enc); const EVP_MD EVP_md_null(void); # ifndef OPENSSL_NO_MD2 const EVP_MD EVP_md2(void); # endif # 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_BLAKE2 const EVP_MD EVP_blake2b512(void); const EVP_MD EVP_blake2s256(void); # endif const EVP_MD EVP_sha1(void); const EVP_MD EVP_sha224(void); const EVP_MD EVP_sha256(void); const EVP_MD EVP_sha384(void); const EVP_MD EVP_sha512(void); const EVP_MD EVP_sha512_224(void); const EVP_MD EVP_sha512_256(void); const EVP_MD EVP_sha3_224(void); const EVP_MD EVP_sha3_256(void); const EVP_MD EVP_sha3_384(void); const EVP_MD EVP_sha3_512(void); const EVP_MD EVP_shake128(void); const EVP_MD EVP_shake256(void); # ifndef OPENSSL_NO_MDC2 const EVP_MD EVP_mdc2(void); # endif # ifndef OPENSSL_NO_RMD160 const EVP_MD EVP_ripemd160(void); # endif # ifndef OPENSSL_NO_WHIRLPOOL const EVP_MD EVP_whirlpool(void); # endif # ifndef OPENSSL_NO_SM3 const EVP_MD EVP_sm3(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); const EVP_CIPHER EVP_des_ede3_wrap(void); / * This should now be supported through the dev_crypto ENGINE. But also, why * are rc4 and md5 declarations made here inside a "NO_DES" precompiler * branch? / # 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_RC5 const EVP_CIPHER EVP_rc5_32_12_16_cbc(void); const EVP_CIPHER EVP_rc5_32_12_16_ecb(void); const EVP_CIPHER EVP_rc5_32_12_16_cfb64(void); # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64 const EVP_CIPHER EVP_rc5_32_12_16_ofb(void); # endif 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_xts(void); const EVP_CIPHER EVP_aes_128_wrap(void); const EVP_CIPHER EVP_aes_128_wrap_pad(void); # ifndef OPENSSL_NO_OCB const EVP_CIPHER EVP_aes_128_ocb(void); # endif 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_192_wrap_pad(void); # ifndef OPENSSL_NO_OCB const EVP_CIPHER EVP_aes_192_ocb(void); # endif 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_xts(void); const EVP_CIPHER EVP_aes_256_wrap(void); const EVP_CIPHER EVP_aes_256_wrap_pad(void); # ifndef OPENSSL_NO_OCB const EVP_CIPHER EVP_aes_256_ocb(void); # endif const EVP_CIPHER EVP_aes_128_cbc_hmac_sha1(void); const EVP_CIPHER EVP_aes_256_cbc_hmac_sha1(void); const EVP_CIPHER EVP_aes_128_cbc_hmac_sha256(void); const EVP_CIPHER EVP_aes_256_cbc_hmac_sha256(void); # ifndef OPENSSL_NO_ARIA const EVP_CIPHER EVP_aria_128_ecb(void); const EVP_CIPHER EVP_aria_128_cbc(void); const EVP_CIPHER EVP_aria_128_cfb1(void); const EVP_CIPHER EVP_aria_128_cfb8(void); const EVP_CIPHER EVP_aria_128_cfb128(void); # define EVP_aria_128_cfb EVP_aria_128_cfb128 const EVP_CIPHER EVP_aria_128_ctr(void); const EVP_CIPHER EVP_aria_128_ofb(void); const EVP_CIPHER EVP_aria_128_gcm(void); const EVP_CIPHER EVP_aria_128_ccm(void); const EVP_CIPHER EVP_aria_192_ecb(void); const EVP_CIPHER EVP_aria_192_cbc(void); const EVP_CIPHER EVP_aria_192_cfb1(void); const EVP_CIPHER EVP_aria_192_cfb8(void); const EVP_CIPHER EVP_aria_192_cfb128(void); # define EVP_aria_192_cfb EVP_aria_192_cfb128 const EVP_CIPHER EVP_aria_192_ctr(void); const EVP_CIPHER EVP_aria_192_ofb(void); const EVP_CIPHER EVP_aria_192_gcm(void); const EVP_CIPHER EVP_aria_192_ccm(void); const EVP_CIPHER EVP_aria_256_ecb(void); const EVP_CIPHER EVP_aria_256_cbc(void); const EVP_CIPHER EVP_aria_256_cfb1(void); const EVP_CIPHER EVP_aria_256_cfb8(void); const EVP_CIPHER EVP_aria_256_cfb128(void); # define EVP_aria_256_cfb EVP_aria_256_cfb128 const EVP_CIPHER EVP_aria_256_ctr(void); const EVP_CIPHER EVP_aria_256_ofb(void); const EVP_CIPHER EVP_aria_256_gcm(void); const EVP_CIPHER EVP_aria_256_ccm(void); # 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_128_ctr(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_192_ctr(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); const EVP_CIPHER EVP_camellia_256_ctr(void); # endif # ifndef OPENSSL_NO_CHACHA const EVP_CIPHER EVP_chacha20(void); # ifndef OPENSSL_NO_POLY1305 const EVP_CIPHER EVP_chacha20_poly1305(void); # endif # endif # ifndef OPENSSL_NO_SEED const EVP_CIPHER EVP_seed_ecb(void); const EVP_CIPHER EVP_seed_cbc(void); const EVP_CIPHER EVP_seed_cfb128(void); # define EVP_seed_cfb EVP_seed_cfb128 const EVP_CIPHER EVP_seed_ofb(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 # if OPENSSL_API_COMPAT < 0x10100000L # define OPENSSL_add_all_algorithms_conf() \ OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \ \| OPENSSL_INIT_ADD_ALL_DIGESTS \ \| OPENSSL_INIT_LOAD_CONFIG, NULL) # define OPENSSL_add_all_algorithms_noconf() \ OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \ \| OPENSSL_INIT_ADD_ALL_DIGESTS, NULL) # 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 # define OpenSSL_add_all_ciphers() \ OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL) # define OpenSSL_add_all_digests() \ OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL) # define EVP_cleanup() while(0) continue # endif 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_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_security_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_set_alias_type(EVP_PKEY pkey, int type); # ifndef OPENSSL_NO_ENGINE int EVP_PKEY_set1_engine(EVP_PKEY pkey, ENGINE e); ENGINE EVP_PKEY_get0_engine(const EVP_PKEY pkey); # endif 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_POLY1305 const unsigned char EVP_PKEY_get0_poly1305(const EVP_PKEY pkey, size_t len); # endif # ifndef OPENSSL_NO_SIPHASH const unsigned char EVP_PKEY_get0_siphash(const EVP_PKEY pkey, size_t len); # endif # ifndef OPENSSL_NO_RSA struct rsa_st; int EVP_PKEY_set1_RSA(EVP_PKEY pkey, struct rsa_st key); struct rsa_st EVP_PKEY_get0_RSA(EVP_PKEY pkey); struct rsa_st EVP_PKEY_get1_RSA(EVP_PKEY pkey); # endif # ifndef OPENSSL_NO_DSA struct dsa_st; int EVP_PKEY_set1_DSA(EVP_PKEY pkey, struct dsa_st key); struct dsa_st EVP_PKEY_get0_DSA(EVP_PKEY pkey); struct dsa_st EVP_PKEY_get1_DSA(EVP_PKEY pkey); # endif # ifndef OPENSSL_NO_DH struct dh_st; int EVP_PKEY_set1_DH(EVP_PKEY pkey, struct dh_st key); struct dh_st EVP_PKEY_get0_DH(EVP_PKEY pkey); struct dh_st EVP_PKEY_get1_DH(EVP_PKEY pkey); # endif # ifndef OPENSSL_NO_EC struct ec_key_st; int EVP_PKEY_set1_EC_KEY(EVP_PKEY pkey, struct ec_key_st key); struct ec_key_st EVP_PKEY_get0_EC_KEY(EVP_PKEY pkey); struct ec_key_st EVP_PKEY_get1_EC_KEY(EVP_PKEY pkey); # endif EVP_PKEY EVP_PKEY_new(void); int EVP_PKEY_up_ref(EVP_PKEY pkey); void EVP_PKEY_free(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_PKEY_set1_tls_encodedpoint(EVP_PKEY pkey, const unsigned char pt, size_t ptlen); size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY pkey, unsigned char ppt); 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); #ifndef OPENSSL_NO_SCRYPT int EVP_PBE_scrypt(const char pass, size_t passlen, const unsigned char salt, size_t saltlen, uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem, unsigned char key, size_t keylen); int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX ctx, const char pass, int passlen, ASN1_TYPE param, const EVP_CIPHER c, const EVP_MD md, int en_de); #endif 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 / Is a PKCS#5 v2.0 KDF / # define EVP_PBE_TYPE_KDF 0x2 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); int EVP_PBE_get(int ptype, int ppbe_nid, size_t num); # 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 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa 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)); void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD ameth, int (item_verify) (EVP_MD_CTX ctx, const ASN1_ITEM it, void asn, X509_ALGOR a, ASN1_BIT_STRING sig, EVP_PKEY pkey), int (item_sign) (EVP_MD_CTX ctx, const ASN1_ITEM it, void asn, X509_ALGOR alg1, X509_ALGOR alg2, ASN1_BIT_STRING sig)); void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD ameth, int (siginf_set) (X509_SIG_INFO siginf, const X509_ALGOR alg, const ASN1_STRING sig)); void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD ameth, int (pkey_check) (const EVP_PKEY pk)); void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD ameth, int (pkey_pub_check) (const EVP_PKEY pk)); void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD ameth, int (pkey_param_check) (const EVP_PKEY pk)); void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD ameth, int (set_priv_key) (EVP_PKEY pk, const unsigned char priv, size_t len)); void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD ameth, int (set_pub_key) (EVP_PKEY pk, const unsigned char pub, size_t len)); void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD ameth, int (get_priv_key) (const EVP_PKEY pk, unsigned char priv, size_t len)); void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD ameth, int (get_pub_key) (const EVP_PKEY pk, unsigned char pub, size_t len)); void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD ameth, int (pkey_security_bits) (const EVP_PKEY pk)); # 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_TYPE_SIG \| EVP_PKEY_OP_TYPE_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_CTX_set_mac_key(ctx, key, len) \ EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN, \ EVP_PKEY_CTRL_SET_MAC_KEY, len, (void )(key)) # 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_CTRL_SET_DIGEST_SIZE 14 # 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 / Downstream modification, large value to avoid conflict / # define EVP_PKEY_FLAG_FIPS 0x4000 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); int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD pmeth); size_t EVP_PKEY_meth_get_count(void); const EVP_PKEY_METHOD EVP_PKEY_meth_get0(size_t idx); 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_ctrl_uint64(EVP_PKEY_CTX ctx, int keytype, int optype, int cmd, uint64_t value); int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX ctx, int cmd, const char str); int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX ctx, int cmd, const char hex); int EVP_PKEY_CTX_md(EVP_PKEY_CTX ctx, int optype, int cmd, const char md); 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); EVP_PKEY EVP_PKEY_new_raw_private_key(int type, ENGINE e, const unsigned char priv, size_t len); EVP_PKEY EVP_PKEY_new_raw_public_key(int type, ENGINE e, const unsigned char pub, size_t len); int EVP_PKEY_get_raw_private_key(const EVP_PKEY pkey, unsigned char priv, size_t len); int EVP_PKEY_get_raw_public_key(const EVP_PKEY pkey, unsigned char pub, size_t len); EVP_PKEY EVP_PKEY_new_CMAC_key(ENGINE e, const unsigned char priv, size_t len, const EVP_CIPHER cipher); 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); int EVP_PKEY_check(EVP_PKEY_CTX ctx); int EVP_PKEY_public_check(EVP_PKEY_CTX ctx); int EVP_PKEY_param_check(EVP_PKEY_CTX ctx); 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)); void EVP_PKEY_meth_set_digestsign(EVP_PKEY_METHOD pmeth, int (digestsign) (EVP_MD_CTX ctx, unsigned char sig, size_t siglen, const unsigned char tbs, size_t tbslen)); void EVP_PKEY_meth_set_digestverify(EVP_PKEY_METHOD pmeth, int (digestverify) (EVP_MD_CTX ctx, const unsigned char sig, size_t siglen, const unsigned char tbs, size_t tbslen)); void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD pmeth, int (check) (EVP_PKEY pkey)); void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD pmeth, int (check) (EVP_PKEY pkey)); void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD pmeth, int (check) (EVP_PKEY pkey)); void EVP_PKEY_meth_set_digest_custom(EVP_PKEY_METHOD pmeth, int (digest_custom) (EVP_PKEY_CTX ctx, EVP_MD_CTX mctx)); void EVP_PKEY_meth_get_init(const EVP_PKEY_METHOD pmeth, int (pinit) (EVP_PKEY_CTX ctx)); void EVP_PKEY_meth_get_copy(const EVP_PKEY_METHOD pmeth, int (pcopy) (EVP_PKEY_CTX dst, EVP_PKEY_CTX src)); void EVP_PKEY_meth_get_cleanup(const EVP_PKEY_METHOD pmeth, void (*pcleanup) (EVP_PKEY_CTX ctx)); void EVP_PKEY_meth_get_paramgen(const EVP_PKEY_METHOD pmeth, int (pparamgen_init) (EVP_PKEY_CTX ctx), int (*pparamgen) (EVP_PKEY_CTX ctx, EVP_PKEY pkey)); void EVP_PKEY_meth_get_keygen(const EVP_PKEY_METHOD pmeth, int (*pkeygen_init) (EVP_PKEY_CTX ctx), int (*pkeygen) (EVP_PKEY_CTX ctx, EVP_PKEY pkey)); void EVP_PKEY_meth_get_sign(const EVP_PKEY_METHOD pmeth, int (*psign_init) (EVP_PKEY_CTX ctx), int (*psign) (EVP_PKEY_CTX ctx, unsigned char sig, size_t siglen, const unsigned char tbs, size_t tbslen)); void EVP_PKEY_meth_get_verify(const EVP_PKEY_METHOD pmeth, int (*pverify_init) (EVP_PKEY_CTX ctx), int (*pverify) (EVP_PKEY_CTX ctx, const unsigned char sig, size_t siglen, const unsigned char tbs, size_t tbslen)); void EVP_PKEY_meth_get_verify_recover(const EVP_PKEY_METHOD pmeth, int (pverify_recover_init) (EVP_PKEY_CTX ctx), int (*pverify_recover) (EVP_PKEY_CTX ctx, unsigned char sig, size_t siglen, const unsigned char tbs, size_t tbslen)); void EVP_PKEY_meth_get_signctx(const EVP_PKEY_METHOD pmeth, int (*psignctx_init) (EVP_PKEY_CTX ctx, EVP_MD_CTX mctx), int (psignctx) (EVP_PKEY_CTX ctx, unsigned char sig, size_t siglen, EVP_MD_CTX mctx)); void EVP_PKEY_meth_get_verifyctx(const EVP_PKEY_METHOD pmeth, int (*pverifyctx_init) (EVP_PKEY_CTX ctx, EVP_MD_CTX mctx), int (pverifyctx) (EVP_PKEY_CTX ctx, const unsigned char sig, int siglen, EVP_MD_CTX mctx)); void EVP_PKEY_meth_get_encrypt(const EVP_PKEY_METHOD pmeth, int (pencrypt_init) (EVP_PKEY_CTX ctx), int (*pencryptfn) (EVP_PKEY_CTX ctx, unsigned char out, size_t outlen, const unsigned char in, size_t inlen)); void EVP_PKEY_meth_get_decrypt(const EVP_PKEY_METHOD pmeth, int (*pdecrypt_init) (EVP_PKEY_CTX ctx), int (*pdecrypt) (EVP_PKEY_CTX ctx, unsigned char out, size_t outlen, const unsigned char in, size_t inlen)); void EVP_PKEY_meth_get_derive(const EVP_PKEY_METHOD pmeth, int (*pderive_init) (EVP_PKEY_CTX ctx), int (*pderive) (EVP_PKEY_CTX ctx, unsigned char key, size_t keylen)); void EVP_PKEY_meth_get_ctrl(const EVP_PKEY_METHOD pmeth, int (pctrl) (EVP_PKEY_CTX ctx, int type, int p1, void p2), int (pctrl_str) (EVP_PKEY_CTX ctx, const char type, const char value)); void EVP_PKEY_meth_get_digestsign(EVP_PKEY_METHOD pmeth, int (digestsign) (EVP_MD_CTX ctx, unsigned char sig, size_t siglen, const unsigned char tbs, size_t tbslen)); void EVP_PKEY_meth_get_digestverify(EVP_PKEY_METHOD pmeth, int (*digestverify) (EVP_MD_CTX ctx, const unsigned char sig, size_t siglen, const unsigned char tbs, size_t tbslen)); void EVP_PKEY_meth_get_check(const EVP_PKEY_METHOD pmeth, int (pcheck) (EVP_PKEY pkey)); void EVP_PKEY_meth_get_public_check(const EVP_PKEY_METHOD pmeth, int (pcheck) (EVP_PKEY pkey)); void EVP_PKEY_meth_get_param_check(const EVP_PKEY_METHOD pmeth, int (pcheck) (EVP_PKEY pkey)); void EVP_PKEY_meth_get_digest_custom(EVP_PKEY_METHOD pmeth, int (pdigest_custom) (EVP_PKEY_CTX ctx, EVP_MD_CTX *mctx)); void EVP_add_alg_module(void); # ifdef __cplusplus } # endif #endif Back

Edit File : evp.h | Size : 75.13 KB

/*
 * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the OpenSSL license (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#ifndef HEADER_ENVELOPE_H
# define HEADER_ENVELOPE_H

# include <openssl/opensslconf.h>
# include <openssl/ossl_typ.h>
# include <openssl/symhacks.h>
# include <openssl/bio.h>
# include <openssl/evperr.h>

# 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_PKEY_NONE   NID_undef
# define EVP_PKEY_RSA    NID_rsaEncryption
# define EVP_PKEY_RSA2   NID_rsa
# define EVP_PKEY_RSA_PSS NID_rsassaPss
# 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_DHX    NID_dhpublicnumber
# define EVP_PKEY_EC     NID_X9_62_id_ecPublicKey
# define EVP_PKEY_SM2    NID_sm2
# define EVP_PKEY_HMAC   NID_hmac
# define EVP_PKEY_CMAC   NID_cmac
# define EVP_PKEY_SCRYPT NID_id_scrypt
# define EVP_PKEY_TLS1_PRF NID_tls1_prf
# define EVP_PKEY_HKDF   NID_hkdf
# define EVP_PKEY_POLY1305 NID_poly1305
# define EVP_PKEY_SIPHASH NID_siphash
# define EVP_PKEY_X25519 NID_X25519
# define EVP_PKEY_ED25519 NID_ED25519
# define EVP_PKEY_X448 NID_X448
# define EVP_PKEY_ED448 NID_ED448

#ifdef  __cplusplus
extern "C" {
#endif

# define EVP_PKEY_MO_SIGN        0x0001
# define EVP_PKEY_MO_VERIFY      0x0002
# define EVP_PKEY_MO_ENCRYPT     0x0004
# define EVP_PKEY_MO_DECRYPT     0x0008

# ifndef EVP_MD
EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
void EVP_MD_meth_free(EVP_MD *md);

int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
                                                     const void *data,
                                                     size_t count));
int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
                                                   unsigned char *md));
int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
                                                 const EVP_MD_CTX *from));
int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
                                                 int p1, void *p2));

int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
int EVP_MD_meth_get_result_size(const EVP_MD *md);
int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
                                                const void *data,
                                                size_t count);
int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
                                               unsigned char *md);
int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
                                              const EVP_MD_CTX *from);
int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
                                              int p1, void *p2);

/* digest can only handle a single block */
#  define EVP_MD_FLAG_ONESHOT     0x0001

/* digest is extensible-output function, XOF */
#  define EVP_MD_FLAG_XOF         0x0002

/* 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

/* Note if suitable for use in FIPS mode */
#  define EVP_MD_FLAG_FIPS        0x0400

/* Digest ctrls */

#  define EVP_MD_CTRL_DIGALGID                    0x1
#  define EVP_MD_CTRL_MICALG                      0x2
#  define EVP_MD_CTRL_XOF_LEN                     0x3

/* Minimum Algorithm specific ctrl value */

#  define EVP_MD_CTRL_ALG_CTRL                    0x1000

# endif                         /* !EVP_MD */

/* 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_reset */
/*
 * 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 */
/*
 * Some functions such as EVP_DigestSign only finalise copies of internal
 * contexts so additional data can be included after the finalisation call.
 * This is inefficient if this functionality is not required: it is disabled
 * if the following flag is set.
 */
# define EVP_MD_CTX_FLAG_FINALISE        0x0200
/* NOTE: 0x0400 is reserved for internal usage */

EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);

int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
                             int (*init) (EVP_CIPHER_CTX *ctx,
                                          const unsigned char *key,
                                          const unsigned char *iv,
                                          int enc));
int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
                                  int (*do_cipher) (EVP_CIPHER_CTX *ctx,
                                                    unsigned char *out,
                                                    const unsigned char *in,
                                                    size_t inl));
int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
                                int (*cleanup) (EVP_CIPHER_CTX *));
int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
                                        int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
                                                                    ASN1_TYPE *));
int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
                                        int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
                                                                    ASN1_TYPE *));
int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
                             int (*ctrl) (EVP_CIPHER_CTX *, int type,
                                          int arg, void *ptr));

int (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
                                                          const unsigned char *key,
                                                          const unsigned char *iv,
                                                          int enc);
int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
                                                               unsigned char *out,
                                                               const unsigned char *in,
                                                               size_t inl);
int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
                                                                     ASN1_TYPE *);
int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
                                                               ASN1_TYPE *);
int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
                                                          int type, int arg,
                                                          void *ptr);

/* 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_OCB_MODE               0x10003
# 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
/* Don't use standard iv length function */
# define         EVP_CIPH_CUSTOM_IV_LENGTH       0x800
/* 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
# define         EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
/* Cipher can handle pipeline operations */
# define         EVP_CIPH_FLAG_PIPELINE          0X800000

/*
 * Cipher context flag to indicate 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_AEAD_SET_IVLEN         0x9
# define         EVP_CTRL_AEAD_GET_TAG           0x10
# define         EVP_CTRL_AEAD_SET_TAG           0x11
# define         EVP_CTRL_AEAD_SET_IV_FIXED      0x12
# define         EVP_CTRL_GCM_SET_IVLEN          EVP_CTRL_AEAD_SET_IVLEN
# define         EVP_CTRL_GCM_GET_TAG            EVP_CTRL_AEAD_GET_TAG
# define         EVP_CTRL_GCM_SET_TAG            EVP_CTRL_AEAD_SET_TAG
# define         EVP_CTRL_GCM_SET_IV_FIXED       EVP_CTRL_AEAD_SET_IV_FIXED
# define         EVP_CTRL_GCM_IV_GEN             0x13
# define         EVP_CTRL_CCM_SET_IVLEN          EVP_CTRL_AEAD_SET_IVLEN
# define         EVP_CTRL_CCM_GET_TAG            EVP_CTRL_AEAD_GET_TAG
# define         EVP_CTRL_CCM_SET_TAG            EVP_CTRL_AEAD_SET_TAG
# define         EVP_CTRL_CCM_SET_IV_FIXED       EVP_CTRL_AEAD_SET_IV_FIXED
# 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

# define         EVP_CTRL_TLS1_1_MULTIBLOCK_AAD  0x19
# define         EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT      0x1a
# define         EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT      0x1b
# define         EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE  0x1c

# define         EVP_CTRL_SSL3_MASTER_SECRET             0x1d

/* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
# define         EVP_CTRL_SET_SBOX                       0x1e
/*
 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
 * pre-allocated buffer with specified size
 */
# define         EVP_CTRL_SBOX_USED                      0x1f
/* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
 * 0 switches meshing off
 */
# define         EVP_CTRL_KEY_MESH                       0x20
/* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
# define         EVP_CTRL_BLOCK_PADDING_MODE             0x21

/* Set the output buffers to use for a pipelined operation */
# define         EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS       0x22
/* Set the input buffers to use for a pipelined operation */
# define         EVP_CTRL_SET_PIPELINE_INPUT_BUFS        0x23
/* Set the input buffer lengths to use for a pipelined operation */
# define         EVP_CTRL_SET_PIPELINE_INPUT_LENS        0x24

# define         EVP_CTRL_GET_IVLEN                      0x25

/* Padding modes */
#define EVP_PADDING_PKCS7       1
#define EVP_PADDING_ISO7816_4   2
#define EVP_PADDING_ANSI923     3
#define EVP_PADDING_ISO10126    4
#define EVP_PADDING_ZERO        5

/* RFC 5246 defines additional data to be 13 bytes in length */
# define         EVP_AEAD_TLS1_AAD_LEN           13

typedef struct {
    unsigned char *out;
    const unsigned char *inp;
    size_t len;
    unsigned int interleave;
} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;

/* 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

/* CCM TLS constants */
/* Length of fixed part of IV derived from PRF */
# define EVP_CCM_TLS_FIXED_IV_LEN                        4
/* Length of explicit part of IV part of TLS records */
# define EVP_CCM_TLS_EXPLICIT_IV_LEN                     8
/* Total length of CCM IV length for TLS */
# define EVP_CCM_TLS_IV_LEN                              12
/* Length of tag for TLS */
# define EVP_CCM_TLS_TAG_LEN                             16
/* Length of CCM8 tag for TLS */
# define EVP_CCM8_TLS_TAG_LEN                            8

/* Length of tag for TLS */
# define EVP_CHACHAPOLY_TLS_TAG_LEN                      16

typedef struct evp_cipher_info_st {
    const EVP_CIPHER *cipher;
    unsigned char iv[EVP_MAX_IV_LENGTH];
} EVP_CIPHER_INFO;

/* 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_SIPHASH
#  define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),EVP_PKEY_SIPHASH,\
                                        (char *)(shkey))
# endif

# ifndef OPENSSL_NO_POLY1305
#  define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),EVP_PKEY_POLY1305,\
                                        (char *)(polykey))
# 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);
int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
                                             const void *data, size_t count);
void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
                              int (*update) (EVP_MD_CTX *ctx,
                                             const void *data, size_t count));
# 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))
EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);

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_impl_ctx_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);
const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
void EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
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);
void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
# define EVP_CIPHER_CTX_type(c)         EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
# if OPENSSL_API_COMPAT < 0x10100000L
#  define EVP_CIPHER_CTX_flags(c)       EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
# endif
# define EVP_CIPHER_CTX_mode(c)         EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))

# 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)

# ifdef CONST_STRICT
void BIO_set_md(BIO *, const EVP_MD *md);
# else
#  define BIO_set_md(b,md)          BIO_ctrl(b,BIO_C_SET_MD,0,(char *)(md))
# endif
# 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))

/*__owur*/ 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);

int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
EVP_MD_CTX *EVP_MD_CTX_new(void);
int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
# define EVP_MD_CTX_create()     EVP_MD_CTX_new()
# define EVP_MD_CTX_init(ctx)    EVP_MD_CTX_reset((ctx))
# define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
__owur 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_test_flags(const EVP_MD_CTX *ctx, int flags);
__owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
                                 ENGINE *impl);
__owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
                                size_t cnt);
__owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
                                  unsigned int *s);
__owur int EVP_Digest(const void *data, size_t count,
                          unsigned char *md, unsigned int *size,
                          const EVP_MD *type, ENGINE *impl);

__owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
__owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
__owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
                           unsigned int *s);
__owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
                              size_t len);

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);

__owur 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);

__owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
                           const unsigned char *key, const unsigned char *iv);
/*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
                                  const EVP_CIPHER *cipher, ENGINE *impl,
                                  const unsigned char *key,
                                  const unsigned char *iv);
/*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
                                 int *outl, const unsigned char *in, int inl);
/*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
                                   int *outl);
/*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
                                int *outl);

__owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
                           const unsigned char *key, const unsigned char *iv);
/*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
                                  const EVP_CIPHER *cipher, ENGINE *impl,
                                  const unsigned char *key,
                                  const unsigned char *iv);
/*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
                                 int *outl, const unsigned char *in, int inl);
__owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
                            int *outl);
/*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
                                   int *outl);

__owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
                          const unsigned char *key, const unsigned char *iv,
                          int enc);
/*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
                                 const EVP_CIPHER *cipher, ENGINE *impl,
                                 const unsigned char *key,
                                 const unsigned char *iv, int enc);
__owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
                            int *outl, const unsigned char *in, int inl);
__owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
                           int *outl);
__owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
                              int *outl);

__owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
                         EVP_PKEY *pkey);

__owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
                          size_t *siglen, const unsigned char *tbs,
                          size_t tbslen);

__owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
                           unsigned int siglen, EVP_PKEY *pkey);

__owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
                            size_t siglen, const unsigned char *tbs,
                            size_t tbslen);

/*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
                                  const EVP_MD *type, ENGINE *e,
                                  EVP_PKEY *pkey);
__owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
                               size_t *siglen);

__owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
                                const EVP_MD *type, ENGINE *e,
                                EVP_PKEY *pkey);
__owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
                                 size_t siglen);

# ifndef OPENSSL_NO_RSA
__owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
                        const unsigned char *ek, int ekl,
                        const unsigned char *iv, EVP_PKEY *priv);
__owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);

__owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
                        unsigned char **ek, int *ekl, unsigned char *iv,
                        EVP_PKEY **pubk, int npubk);
__owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
# endif

EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, EVP_ENCODE_CTX *sctx);
int EVP_ENCODE_CTX_num(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);

# if OPENSSL_API_COMPAT < 0x10100000L
#  define EVP_CIPHER_CTX_init(c)      EVP_CIPHER_CTX_reset(c)
#  define EVP_CIPHER_CTX_cleanup(c)   EVP_CIPHER_CTX_reset(c)
# endif
EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
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);

const BIO_METHOD *BIO_f_md(void);
const BIO_METHOD *BIO_f_base64(void);
const BIO_METHOD *BIO_f_cipher(void);
const BIO_METHOD *BIO_f_reliable(void);
__owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
                          const unsigned char *i, int enc);

const EVP_MD *EVP_md_null(void);
# ifndef OPENSSL_NO_MD2
const EVP_MD *EVP_md2(void);
# endif
# 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_BLAKE2
const EVP_MD *EVP_blake2b512(void);
const EVP_MD *EVP_blake2s256(void);
# endif
const EVP_MD *EVP_sha1(void);
const EVP_MD *EVP_sha224(void);
const EVP_MD *EVP_sha256(void);
const EVP_MD *EVP_sha384(void);
const EVP_MD *EVP_sha512(void);
const EVP_MD *EVP_sha512_224(void);
const EVP_MD *EVP_sha512_256(void);
const EVP_MD *EVP_sha3_224(void);
const EVP_MD *EVP_sha3_256(void);
const EVP_MD *EVP_sha3_384(void);
const EVP_MD *EVP_sha3_512(void);
const EVP_MD *EVP_shake128(void);
const EVP_MD *EVP_shake256(void);
# ifndef OPENSSL_NO_MDC2
const EVP_MD *EVP_mdc2(void);
# endif
# ifndef OPENSSL_NO_RMD160
const EVP_MD *EVP_ripemd160(void);
# endif
# ifndef OPENSSL_NO_WHIRLPOOL
const EVP_MD *EVP_whirlpool(void);
# endif
# ifndef OPENSSL_NO_SM3
const EVP_MD *EVP_sm3(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);
const EVP_CIPHER *EVP_des_ede3_wrap(void);
/*
 * This should now be supported through the dev_crypto ENGINE. But also, why
 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
 * branch?
 */
# 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_RC5
const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
#  define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
# endif
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_xts(void);
const EVP_CIPHER *EVP_aes_128_wrap(void);
const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
# ifndef OPENSSL_NO_OCB
const EVP_CIPHER *EVP_aes_128_ocb(void);
# endif
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_192_wrap_pad(void);
# ifndef OPENSSL_NO_OCB
const EVP_CIPHER *EVP_aes_192_ocb(void);
# endif
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_xts(void);
const EVP_CIPHER *EVP_aes_256_wrap(void);
const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
# ifndef OPENSSL_NO_OCB
const EVP_CIPHER *EVP_aes_256_ocb(void);
# endif
const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
# ifndef OPENSSL_NO_ARIA
const EVP_CIPHER *EVP_aria_128_ecb(void);
const EVP_CIPHER *EVP_aria_128_cbc(void);
const EVP_CIPHER *EVP_aria_128_cfb1(void);
const EVP_CIPHER *EVP_aria_128_cfb8(void);
const EVP_CIPHER *EVP_aria_128_cfb128(void);
#  define EVP_aria_128_cfb EVP_aria_128_cfb128
const EVP_CIPHER *EVP_aria_128_ctr(void);
const EVP_CIPHER *EVP_aria_128_ofb(void);
const EVP_CIPHER *EVP_aria_128_gcm(void);
const EVP_CIPHER *EVP_aria_128_ccm(void);
const EVP_CIPHER *EVP_aria_192_ecb(void);
const EVP_CIPHER *EVP_aria_192_cbc(void);
const EVP_CIPHER *EVP_aria_192_cfb1(void);
const EVP_CIPHER *EVP_aria_192_cfb8(void);
const EVP_CIPHER *EVP_aria_192_cfb128(void);
#  define EVP_aria_192_cfb EVP_aria_192_cfb128
const EVP_CIPHER *EVP_aria_192_ctr(void);
const EVP_CIPHER *EVP_aria_192_ofb(void);
const EVP_CIPHER *EVP_aria_192_gcm(void);
const EVP_CIPHER *EVP_aria_192_ccm(void);
const EVP_CIPHER *EVP_aria_256_ecb(void);
const EVP_CIPHER *EVP_aria_256_cbc(void);
const EVP_CIPHER *EVP_aria_256_cfb1(void);
const EVP_CIPHER *EVP_aria_256_cfb8(void);
const EVP_CIPHER *EVP_aria_256_cfb128(void);
#  define EVP_aria_256_cfb EVP_aria_256_cfb128
const EVP_CIPHER *EVP_aria_256_ctr(void);
const EVP_CIPHER *EVP_aria_256_ofb(void);
const EVP_CIPHER *EVP_aria_256_gcm(void);
const EVP_CIPHER *EVP_aria_256_ccm(void);
# 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_128_ctr(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_192_ctr(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);
const EVP_CIPHER *EVP_camellia_256_ctr(void);
# endif
# ifndef OPENSSL_NO_CHACHA
const EVP_CIPHER *EVP_chacha20(void);
#  ifndef OPENSSL_NO_POLY1305
const EVP_CIPHER *EVP_chacha20_poly1305(void);
#  endif
# endif

# ifndef OPENSSL_NO_SEED
const EVP_CIPHER *EVP_seed_ecb(void);
const EVP_CIPHER *EVP_seed_cbc(void);
const EVP_CIPHER *EVP_seed_cfb128(void);
#  define EVP_seed_cfb EVP_seed_cfb128
const EVP_CIPHER *EVP_seed_ofb(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

# if OPENSSL_API_COMPAT < 0x10100000L
#  define OPENSSL_add_all_algorithms_conf() \
    OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
                        | OPENSSL_INIT_ADD_ALL_DIGESTS \
                        | OPENSSL_INIT_LOAD_CONFIG, NULL)
#  define OPENSSL_add_all_algorithms_noconf() \
    OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
                        | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)

#  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

#  define OpenSSL_add_all_ciphers() \
    OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
#  define OpenSSL_add_all_digests() \
    OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)

#  define EVP_cleanup() while(0) continue
# endif

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_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_security_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_set_alias_type(EVP_PKEY *pkey, int type);
# ifndef OPENSSL_NO_ENGINE
int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
# endif
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_POLY1305
const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
# endif
# ifndef OPENSSL_NO_SIPHASH
const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
# endif

# ifndef OPENSSL_NO_RSA
struct rsa_st;
int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
struct rsa_st *EVP_PKEY_get0_RSA(EVP_PKEY *pkey);
struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
# endif
# ifndef OPENSSL_NO_DSA
struct dsa_st;
int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
struct dsa_st *EVP_PKEY_get0_DSA(EVP_PKEY *pkey);
struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
# endif
# ifndef OPENSSL_NO_DH
struct dh_st;
int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
struct dh_st *EVP_PKEY_get0_DH(EVP_PKEY *pkey);
struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
# endif
# ifndef OPENSSL_NO_EC
struct ec_key_st;
int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
struct ec_key_st *EVP_PKEY_get0_EC_KEY(EVP_PKEY *pkey);
struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
# endif

EVP_PKEY *EVP_PKEY_new(void);
int EVP_PKEY_up_ref(EVP_PKEY *pkey);
void EVP_PKEY_free(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_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
                                   const unsigned char *pt, size_t ptlen);
size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt);

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);

#ifndef OPENSSL_NO_SCRYPT
int EVP_PBE_scrypt(const char *pass, size_t passlen,
                   const unsigned char *salt, size_t saltlen,
                   uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
                   unsigned char *key, size_t keylen);

int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
                             int passlen, ASN1_TYPE *param,
                             const EVP_CIPHER *c, const EVP_MD *md, int en_de);
#endif

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
/* Is a PKCS#5 v2.0 KDF */
# define EVP_PBE_TYPE_KDF        0x2

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);
int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);

# 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

# define ASN1_PKEY_CTRL_SET1_TLS_ENCPT   0x9
# define ASN1_PKEY_CTRL_GET1_TLS_ENCPT   0xa

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));
void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
                            int (*item_verify) (EVP_MD_CTX *ctx,
                                                const ASN1_ITEM *it,
                                                void *asn,
                                                X509_ALGOR *a,
                                                ASN1_BIT_STRING *sig,
                                                EVP_PKEY *pkey),
                            int (*item_sign) (EVP_MD_CTX *ctx,
                                              const ASN1_ITEM *it,
                                              void *asn,
                                              X509_ALGOR *alg1,
                                              X509_ALGOR *alg2,
                                              ASN1_BIT_STRING *sig));

void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
                              int (*siginf_set) (X509_SIG_INFO *siginf,
                                                 const X509_ALGOR *alg,
                                                 const ASN1_STRING *sig));

void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
                             int (*pkey_check) (const EVP_PKEY *pk));

void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
                                    int (*pkey_pub_check) (const EVP_PKEY *pk));

void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
                                   int (*pkey_param_check) (const EVP_PKEY *pk));

void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
                                    int (*set_priv_key) (EVP_PKEY *pk,
                                                         const unsigned char
                                                            *priv,
                                                         size_t len));
void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
                                   int (*set_pub_key) (EVP_PKEY *pk,
                                                       const unsigned char *pub,
                                                       size_t len));
void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
                                    int (*get_priv_key) (const EVP_PKEY *pk,
                                                         unsigned char *priv,
                                                         size_t *len));
void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
                                   int (*get_pub_key) (const EVP_PKEY *pk,
                                                       unsigned char *pub,
                                                       size_t *len));

void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
                                     int (*pkey_security_bits) (const EVP_PKEY
                                                                *pk));

# 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_TYPE_SIG | EVP_PKEY_OP_TYPE_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_CTX_set_mac_key(ctx, key, len)        \
                EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN,  \
                                  EVP_PKEY_CTRL_SET_MAC_KEY, len, (void *)(key))

# 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_CTRL_SET_DIGEST_SIZE   14

# 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

/* Downstream modification, large value to avoid conflict */
# define EVP_PKEY_FLAG_FIPS              0x4000

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);
int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
size_t EVP_PKEY_meth_get_count(void);
const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);

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_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
                             int cmd, uint64_t value);

int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);

int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);

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);
EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
                                       const unsigned char *priv,
                                       size_t len);
EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
                                      const unsigned char *pub,
                                      size_t len);
int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
                                 size_t *len);
int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
                                size_t *len);

EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
                                size_t len, const EVP_CIPHER *cipher);

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);
int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);

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));

void EVP_PKEY_meth_set_digestsign(EVP_PKEY_METHOD *pmeth,
                                  int (*digestsign) (EVP_MD_CTX *ctx,
                                                     unsigned char *sig,
                                                     size_t *siglen,
                                                     const unsigned char *tbs,
                                                     size_t tbslen));

void EVP_PKEY_meth_set_digestverify(EVP_PKEY_METHOD *pmeth,
                                    int (*digestverify) (EVP_MD_CTX *ctx,
                                                         const unsigned char *sig,
                                                         size_t siglen,
                                                         const unsigned char *tbs,
                                                         size_t tbslen));

void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD *pmeth,
                             int (*check) (EVP_PKEY *pkey));

void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD *pmeth,
                                    int (*check) (EVP_PKEY *pkey));

void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD *pmeth,
                                   int (*check) (EVP_PKEY *pkey));

void EVP_PKEY_meth_set_digest_custom(EVP_PKEY_METHOD *pmeth,
                                     int (*digest_custom) (EVP_PKEY_CTX *ctx,
                                                           EVP_MD_CTX *mctx));

void EVP_PKEY_meth_get_init(const EVP_PKEY_METHOD *pmeth,
                            int (**pinit) (EVP_PKEY_CTX *ctx));

void EVP_PKEY_meth_get_copy(const EVP_PKEY_METHOD *pmeth,
                            int (**pcopy) (EVP_PKEY_CTX *dst,
                                           EVP_PKEY_CTX *src));

void EVP_PKEY_meth_get_cleanup(const EVP_PKEY_METHOD *pmeth,
                               void (**pcleanup) (EVP_PKEY_CTX *ctx));

void EVP_PKEY_meth_get_paramgen(const EVP_PKEY_METHOD *pmeth,
                                int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
                                int (**pparamgen) (EVP_PKEY_CTX *ctx,
                                                   EVP_PKEY *pkey));

void EVP_PKEY_meth_get_keygen(const EVP_PKEY_METHOD *pmeth,
                              int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
                              int (**pkeygen) (EVP_PKEY_CTX *ctx,
                                               EVP_PKEY *pkey));

void EVP_PKEY_meth_get_sign(const EVP_PKEY_METHOD *pmeth,
                            int (**psign_init) (EVP_PKEY_CTX *ctx),
                            int (**psign) (EVP_PKEY_CTX *ctx,
                                           unsigned char *sig, size_t *siglen,
                                           const unsigned char *tbs,
                                           size_t tbslen));

void EVP_PKEY_meth_get_verify(const EVP_PKEY_METHOD *pmeth,
                              int (**pverify_init) (EVP_PKEY_CTX *ctx),
                              int (**pverify) (EVP_PKEY_CTX *ctx,
                                               const unsigned char *sig,
                                               size_t siglen,
                                               const unsigned char *tbs,
                                               size_t tbslen));

void EVP_PKEY_meth_get_verify_recover(const EVP_PKEY_METHOD *pmeth,
                                      int (**pverify_recover_init) (EVP_PKEY_CTX
                                                                    *ctx),
                                      int (**pverify_recover) (EVP_PKEY_CTX
                                                               *ctx,
                                                               unsigned char
                                                               *sig,
                                                               size_t *siglen,
                                                               const unsigned
                                                               char *tbs,
                                                               size_t tbslen));

void EVP_PKEY_meth_get_signctx(const EVP_PKEY_METHOD *pmeth,
                               int (**psignctx_init) (EVP_PKEY_CTX *ctx,
                                                      EVP_MD_CTX *mctx),
                               int (**psignctx) (EVP_PKEY_CTX *ctx,
                                                 unsigned char *sig,
                                                 size_t *siglen,
                                                 EVP_MD_CTX *mctx));

void EVP_PKEY_meth_get_verifyctx(const EVP_PKEY_METHOD *pmeth,
                                 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx,
                                                          EVP_MD_CTX *mctx),
                                 int (**pverifyctx) (EVP_PKEY_CTX *ctx,
                                                     const unsigned char *sig,
                                                     int siglen,
                                                     EVP_MD_CTX *mctx));

void EVP_PKEY_meth_get_encrypt(const EVP_PKEY_METHOD *pmeth,
                               int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
                               int (**pencryptfn) (EVP_PKEY_CTX *ctx,
                                                   unsigned char *out,
                                                   size_t *outlen,
                                                   const unsigned char *in,
                                                   size_t inlen));

void EVP_PKEY_meth_get_decrypt(const EVP_PKEY_METHOD *pmeth,
                               int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
                               int (**pdecrypt) (EVP_PKEY_CTX *ctx,
                                                 unsigned char *out,
                                                 size_t *outlen,
                                                 const unsigned char *in,
                                                 size_t inlen));

void EVP_PKEY_meth_get_derive(const EVP_PKEY_METHOD *pmeth,
                              int (**pderive_init) (EVP_PKEY_CTX *ctx),
                              int (**pderive) (EVP_PKEY_CTX *ctx,
                                               unsigned char *key,
                                               size_t *keylen));

void EVP_PKEY_meth_get_ctrl(const EVP_PKEY_METHOD *pmeth,
                            int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
                                           void *p2),
                            int (**pctrl_str) (EVP_PKEY_CTX *ctx,
                                               const char *type,
                                               const char *value));

void EVP_PKEY_meth_get_digestsign(EVP_PKEY_METHOD *pmeth,
                                  int (**digestsign) (EVP_MD_CTX *ctx,
                                                      unsigned char *sig,
                                                      size_t *siglen,
                                                      const unsigned char *tbs,
                                                      size_t tbslen));

void EVP_PKEY_meth_get_digestverify(EVP_PKEY_METHOD *pmeth,
                                    int (**digestverify) (EVP_MD_CTX *ctx,
                                                          const unsigned char *sig,
                                                          size_t siglen,
                                                          const unsigned char *tbs,
                                                          size_t tbslen));

void EVP_PKEY_meth_get_check(const EVP_PKEY_METHOD *pmeth,
                             int (**pcheck) (EVP_PKEY *pkey));

void EVP_PKEY_meth_get_public_check(const EVP_PKEY_METHOD *pmeth,
                                    int (**pcheck) (EVP_PKEY *pkey));

void EVP_PKEY_meth_get_param_check(const EVP_PKEY_METHOD *pmeth,
                                   int (**pcheck) (EVP_PKEY *pkey));

void EVP_PKEY_meth_get_digest_custom(EVP_PKEY_METHOD *pmeth,
                                     int (**pdigest_custom) (EVP_PKEY_CTX *ctx,
                                                             EVP_MD_CTX *mctx));
void EVP_add_alg_module(void);

# ifdef  __cplusplus
}
# endif
#endif

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