almost fully replaced hooking lib

1 files changed, 944 insertions, 944 deletions

diff --git a/NorthstarDLL/include/crypto/evp.h b/NorthstarDLL/include/crypto/evp.h
index c5d3a930..774d5c0b 100644
--- a/NorthstarDLL/include/crypto/evp.h
+++ b/NorthstarDLL/include/crypto/evp.h
@@ -1,944 +1,944 @@
-/*
- * Copyright 2015-2021 The OpenSSL Project Authors. All Rights Reserved.
- *
- * Licensed under the Apache License 2.0 (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 OSSL_CRYPTO_EVP_H
-# define OSSL_CRYPTO_EVP_H
-# pragma once
-
-# include <openssl/evp.h>
-# include <openssl/core_dispatch.h>
-# include "internal/refcount.h"
-# include "crypto/ecx.h"
-
-/*
- * Don't free up md_ctx->pctx in EVP_MD_CTX_reset, use the reserved flag
- * values in evp.h
- */
-#define EVP_MD_CTX_FLAG_KEEP_PKEY_CTX   0x0400
-
-#define evp_pkey_ctx_is_legacy(ctx)                             \
-    ((ctx)->keymgmt == NULL)
-#define evp_pkey_ctx_is_provided(ctx)                           \
-    (!evp_pkey_ctx_is_legacy(ctx))
-
-struct evp_pkey_ctx_st {
-    /* Actual operation */
-    int operation;
-
-    /*
-     * Library context, property query, keytype and keymgmt associated with
-     * this context
-     */
-    OSSL_LIB_CTX *libctx;
-    char *propquery;
-    const char *keytype;
-    /* If |pkey| below is set, this field is always a reference to its keymgmt */
-    EVP_KEYMGMT *keymgmt;
-
-    union {
-        struct {
-            void *genctx;
-        } keymgmt;
-
-        struct {
-            EVP_KEYEXCH *exchange;
-            /*
-             * Opaque ctx returned from a providers exchange algorithm
-             * implementation OSSL_FUNC_keyexch_newctx()
-             */
-            void *algctx;
-        } kex;
-
-        struct {
-            EVP_SIGNATURE *signature;
-            /*
-             * Opaque ctx returned from a providers signature algorithm
-             * implementation OSSL_FUNC_signature_newctx()
-             */
-            void *algctx;
-        } sig;
-
-        struct {
-            EVP_ASYM_CIPHER *cipher;
-            /*
-             * Opaque ctx returned from a providers asymmetric cipher algorithm
-             * implementation OSSL_FUNC_asym_cipher_newctx()
-             */
-            void *algctx;
-        } ciph;
-        struct {
-            EVP_KEM *kem;
-            /*
-             * Opaque ctx returned from a providers KEM algorithm
-             * implementation OSSL_FUNC_kem_newctx()
-             */
-            void *algctx;
-        } encap;
-    } op;
-
-    /*
-     * Cached parameters.  Inits of operations that depend on these should
-     * call evp_pkey_ctx_use_delayed_data() when the operation has been set
-     * up properly.
-     */
-    struct {
-        /* Distinguishing Identifier, ISO/IEC 15946-3, FIPS 196 */
-        char *dist_id_name; /* The name used with EVP_PKEY_CTX_ctrl_str() */
-        void *dist_id;      /* The distinguishing ID itself */
-        size_t dist_id_len; /* The length of the distinguishing ID */
-
-        /* Indicators of what has been set.  Keep them together! */
-        unsigned int dist_id_set : 1;
-    } cached_parameters;
-
-    /* Application specific data, usually used by the callback */
-    void *app_data;
-    /* Keygen callback */
-    EVP_PKEY_gen_cb *pkey_gencb;
-    /* implementation specific keygen data */
-    int *keygen_info;
-    int keygen_info_count;
-
-    /* Legacy fields below */
-
-    /* EVP_PKEY identity */
-    int legacy_keytype;
-    /* Method associated with this operation */
-    const EVP_PKEY_METHOD *pmeth;
-    /* Engine that implements this method or NULL if builtin */
-    ENGINE *engine;
-    /* Key: may be NULL */
-    EVP_PKEY *pkey;
-    /* Peer key for key agreement, may be NULL */
-    EVP_PKEY *peerkey;
-    /* Algorithm specific data */
-    void *data;
-    /* Indicator if digest_custom needs to be called */
-    unsigned int flag_call_digest_custom:1;
-    /*
-     * Used to support taking custody of memory in the case of a provider being
-     * used with the deprecated EVP_PKEY_CTX_set_rsa_keygen_pubexp() API. This
-     * member should NOT be used for any other purpose and should be removed
-     * when said deprecated API is excised completely.
-     */
-    BIGNUM *rsa_pubexp;
-} /* EVP_PKEY_CTX */ ;
-
-#define EVP_PKEY_FLAG_DYNAMIC   1
-
-struct evp_pkey_method_st {
-    int pkey_id;
-    int flags;
-    int (*init) (EVP_PKEY_CTX *ctx);
-    int (*copy) (EVP_PKEY_CTX *dst, const EVP_PKEY_CTX *src);
-    void (*cleanup) (EVP_PKEY_CTX *ctx);
-    int (*paramgen_init) (EVP_PKEY_CTX *ctx);
-    int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey);
-    int (*keygen_init) (EVP_PKEY_CTX *ctx);
-    int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey);
-    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);
-    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);
-    int (*verify_recover_init) (EVP_PKEY_CTX *ctx);
-    int (*verify_recover) (EVP_PKEY_CTX *ctx,
-                           unsigned char *rout, size_t *routlen,
-                           const unsigned char *sig, size_t siglen);
-    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);
-    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);
-    int (*encrypt_init) (EVP_PKEY_CTX *ctx);
-    int (*encrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
-                    const unsigned char *in, size_t inlen);
-    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);
-    int (*derive_init) (EVP_PKEY_CTX *ctx);
-    int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
-    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);
-    int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
-                       const unsigned char *tbs, size_t tbslen);
-    int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
-                         size_t siglen, const unsigned char *tbs,
-                         size_t tbslen);
-    int (*check) (EVP_PKEY *pkey);
-    int (*public_check) (EVP_PKEY *pkey);
-    int (*param_check) (EVP_PKEY *pkey);
-
-    int (*digest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx);
-} /* EVP_PKEY_METHOD */ ;
-
-DEFINE_STACK_OF_CONST(EVP_PKEY_METHOD)
-
-void evp_pkey_set_cb_translate(BN_GENCB *cb, EVP_PKEY_CTX *ctx);
-
-const EVP_PKEY_METHOD *ossl_dh_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_dhx_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_dsa_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_ec_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_ecx25519_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_ecx448_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_ed25519_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_ed448_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_rsa_pkey_method(void);
-const EVP_PKEY_METHOD *ossl_rsa_pss_pkey_method(void);
-
-struct evp_mac_st {
-    OSSL_PROVIDER *prov;
-    int name_id;
-    char *type_name;
-    const char *description;
-
-    CRYPTO_REF_COUNT refcnt;
-    CRYPTO_RWLOCK *lock;
-
-    OSSL_FUNC_mac_newctx_fn *newctx;
-    OSSL_FUNC_mac_dupctx_fn *dupctx;
-    OSSL_FUNC_mac_freectx_fn *freectx;
-    OSSL_FUNC_mac_init_fn *init;
-    OSSL_FUNC_mac_update_fn *update;
-    OSSL_FUNC_mac_final_fn *final;
-    OSSL_FUNC_mac_gettable_params_fn *gettable_params;
-    OSSL_FUNC_mac_gettable_ctx_params_fn *gettable_ctx_params;
-    OSSL_FUNC_mac_settable_ctx_params_fn *settable_ctx_params;
-    OSSL_FUNC_mac_get_params_fn *get_params;
-    OSSL_FUNC_mac_get_ctx_params_fn *get_ctx_params;
-    OSSL_FUNC_mac_set_ctx_params_fn *set_ctx_params;
-};
-
-struct evp_kdf_st {
-    OSSL_PROVIDER *prov;
-    int name_id;
-    char *type_name;
-    const char *description;
-    CRYPTO_REF_COUNT refcnt;
-    CRYPTO_RWLOCK *lock;
-
-    OSSL_FUNC_kdf_newctx_fn *newctx;
-    OSSL_FUNC_kdf_dupctx_fn *dupctx;
-    OSSL_FUNC_kdf_freectx_fn *freectx;
-    OSSL_FUNC_kdf_reset_fn *reset;
-    OSSL_FUNC_kdf_derive_fn *derive;
-    OSSL_FUNC_kdf_gettable_params_fn *gettable_params;
-    OSSL_FUNC_kdf_gettable_ctx_params_fn *gettable_ctx_params;
-    OSSL_FUNC_kdf_settable_ctx_params_fn *settable_ctx_params;
-    OSSL_FUNC_kdf_get_params_fn *get_params;
-    OSSL_FUNC_kdf_get_ctx_params_fn *get_ctx_params;
-    OSSL_FUNC_kdf_set_ctx_params_fn *set_ctx_params;
-};
-
-#define EVP_ORIG_DYNAMIC    0
-#define EVP_ORIG_GLOBAL     1
-#define EVP_ORIG_METH       2
-
-struct evp_md_st {
-    /* nid */
-    int type;
-
-    /* Legacy structure members */
-    int pkey_type;
-    int md_size;
-    unsigned long flags;
-    int origin;
-    int (*init) (EVP_MD_CTX *ctx);
-    int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);
-    int (*final) (EVP_MD_CTX *ctx, unsigned char *md);
-    int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from);
-    int (*cleanup) (EVP_MD_CTX *ctx);
-    int block_size;
-    int ctx_size;               /* how big does the ctx->md_data need to be */
-    /* control function */
-    int (*md_ctrl) (EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
-
-    /* New structure members */
-    /* Above comment to be removed when legacy has gone */
-    int name_id;
-    char *type_name;
-    const char *description;
-    OSSL_PROVIDER *prov;
-    CRYPTO_REF_COUNT refcnt;
-    CRYPTO_RWLOCK *lock;
-    OSSL_FUNC_digest_newctx_fn *newctx;
-    OSSL_FUNC_digest_init_fn *dinit;
-    OSSL_FUNC_digest_update_fn *dupdate;
-    OSSL_FUNC_digest_final_fn *dfinal;
-    OSSL_FUNC_digest_digest_fn *digest;
-    OSSL_FUNC_digest_freectx_fn *freectx;
-    OSSL_FUNC_digest_dupctx_fn *dupctx;
-    OSSL_FUNC_digest_get_params_fn *get_params;
-    OSSL_FUNC_digest_set_ctx_params_fn *set_ctx_params;
-    OSSL_FUNC_digest_get_ctx_params_fn *get_ctx_params;
-    OSSL_FUNC_digest_gettable_params_fn *gettable_params;
-    OSSL_FUNC_digest_settable_ctx_params_fn *settable_ctx_params;
-    OSSL_FUNC_digest_gettable_ctx_params_fn *gettable_ctx_params;
-
-} /* EVP_MD */ ;
-
-struct evp_cipher_st {
-    int nid;
-
-    int block_size;
-    /* Default value for variable length ciphers */
-    int key_len;
-    int iv_len;
-
-    /* Legacy structure members */
-    /* Various flags */
-    unsigned long flags;
-    /* How the EVP_CIPHER was created. */
-    int origin;
-    /* init key */
-    int (*init) (EVP_CIPHER_CTX *ctx, const unsigned char *key,
-                 const unsigned char *iv, int enc);
-    /* encrypt/decrypt data */
-    int (*do_cipher) (EVP_CIPHER_CTX *ctx, unsigned char *out,
-                      const unsigned char *in, size_t inl);
-    /* cleanup ctx */
-    int (*cleanup) (EVP_CIPHER_CTX *);
-    /* how big ctx->cipher_data needs to be */
-    int ctx_size;
-    /* Populate a ASN1_TYPE with parameters */
-    int (*set_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);
-    /* Get parameters from a ASN1_TYPE */
-    int (*get_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);
-    /* Miscellaneous operations */
-    int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg, void *ptr);
-    /* Application data */
-    void *app_data;
-
-    /* New structure members */
-    /* Above comment to be removed when legacy has gone */
-    int name_id;
-    char *type_name;
-    const char *description;
-    OSSL_PROVIDER *prov;
-    CRYPTO_REF_COUNT refcnt;
-    CRYPTO_RWLOCK *lock;
-    OSSL_FUNC_cipher_newctx_fn *newctx;
-    OSSL_FUNC_cipher_encrypt_init_fn *einit;
-    OSSL_FUNC_cipher_decrypt_init_fn *dinit;
-    OSSL_FUNC_cipher_update_fn *cupdate;
-    OSSL_FUNC_cipher_final_fn *cfinal;
-    OSSL_FUNC_cipher_cipher_fn *ccipher;
-    OSSL_FUNC_cipher_freectx_fn *freectx;
-    OSSL_FUNC_cipher_dupctx_fn *dupctx;
-    OSSL_FUNC_cipher_get_params_fn *get_params;
-    OSSL_FUNC_cipher_get_ctx_params_fn *get_ctx_params;
-    OSSL_FUNC_cipher_set_ctx_params_fn *set_ctx_params;
-    OSSL_FUNC_cipher_gettable_params_fn *gettable_params;
-    OSSL_FUNC_cipher_gettable_ctx_params_fn *gettable_ctx_params;
-    OSSL_FUNC_cipher_settable_ctx_params_fn *settable_ctx_params;
-} /* EVP_CIPHER */ ;
-
-/* Macros to code block cipher wrappers */
-
-/* Wrapper functions for each cipher mode */
-
-#define EVP_C_DATA(kstruct, ctx) \
-        ((kstruct *)EVP_CIPHER_CTX_get_cipher_data(ctx))
-
-#define BLOCK_CIPHER_ecb_loop() \
-        size_t i, bl; \
-        bl = EVP_CIPHER_CTX_get0_cipher(ctx)->block_size;    \
-        if (inl < bl) return 1;\
-        inl -= bl; \
-        for (i=0; i <= inl; i+=bl)
-
-#define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
-static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-        BLOCK_CIPHER_ecb_loop() \
-            cprefix##_ecb_encrypt(in + i, out + i, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_is_encrypting(ctx)); \
-        return 1;\
-}
-
-#define EVP_MAXCHUNK ((size_t)1<<(sizeof(long)*8-2))
-
-#define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \
-    static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-        while(inl>=EVP_MAXCHUNK) {\
-            int num = EVP_CIPHER_CTX_get_num(ctx);\
-            cprefix##_ofb##cbits##_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, &num); \
-            EVP_CIPHER_CTX_set_num(ctx, num);\
-            inl-=EVP_MAXCHUNK;\
-            in +=EVP_MAXCHUNK;\
-            out+=EVP_MAXCHUNK;\
-        }\
-        if (inl) {\
-            int num = EVP_CIPHER_CTX_get_num(ctx);\
-            cprefix##_ofb##cbits##_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, &num); \
-            EVP_CIPHER_CTX_set_num(ctx, num);\
-        }\
-        return 1;\
-}
-
-#define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
-static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-        while(inl>=EVP_MAXCHUNK) \
-            {\
-            cprefix##_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, EVP_CIPHER_CTX_is_encrypting(ctx));\
-            inl-=EVP_MAXCHUNK;\
-            in +=EVP_MAXCHUNK;\
-            out+=EVP_MAXCHUNK;\
-            }\
-        if (inl)\
-            cprefix##_cbc_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, EVP_CIPHER_CTX_is_encrypting(ctx));\
-        return 1;\
-}
-
-#define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched)  \
-static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
-    size_t chunk = EVP_MAXCHUNK;\
-    if (cbits == 1)  chunk >>= 3;\
-    if (inl < chunk) chunk = inl;\
-    while (inl && inl >= chunk)\
-    {\
-        int num = EVP_CIPHER_CTX_get_num(ctx);\
-        cprefix##_cfb##cbits##_encrypt(in, out, (long) \
-            ((cbits == 1) \
-                && !EVP_CIPHER_CTX_test_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS) \
-                ? chunk*8 : chunk), \
-            &EVP_C_DATA(kstruct, ctx)->ksched, ctx->iv,\
-            &num, EVP_CIPHER_CTX_is_encrypting(ctx));\
-        EVP_CIPHER_CTX_set_num(ctx, num);\
-        inl -= chunk;\
-        in += chunk;\
-        out += chunk;\
-        if (inl < chunk) chunk = inl;\
-    }\
-    return 1;\
-}
-
-#define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \
-        BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
-        BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \
-        BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
-        BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched)
-
-#define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \
-                          key_len, iv_len, flags, init_key, cleanup, \
-                          set_asn1, get_asn1, ctrl) \
-static const EVP_CIPHER cname##_##mode = { \
-        nid##_##nmode, block_size, key_len, iv_len, \
-        flags | EVP_CIPH_##MODE##_MODE, \
-        EVP_ORIG_GLOBAL, \
-        init_key, \
-        cname##_##mode##_cipher, \
-        cleanup, \
-        sizeof(kstruct), \
-        set_asn1, get_asn1,\
-        ctrl, \
-        NULL \
-}; \
-const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; }
-
-#define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \
-                             iv_len, flags, init_key, cleanup, set_asn1, \
-                             get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \
-                  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
-
-#define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \
-                             iv_len, cbits, flags, init_key, cleanup, \
-                             set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \
-                  key_len, iv_len, flags, init_key, cleanup, set_asn1, \
-                  get_asn1, ctrl)
-
-#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \
-                             iv_len, cbits, flags, init_key, cleanup, \
-                             set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \
-                  key_len, iv_len, flags, init_key, cleanup, set_asn1, \
-                  get_asn1, ctrl)
-
-#define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \
-                             flags, init_key, cleanup, set_asn1, \
-                             get_asn1, ctrl) \
-BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \
-                  0, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
-
-#define BLOCK_CIPHER_defs(cname, kstruct, \
-                          nid, block_size, key_len, iv_len, cbits, flags, \
-                          init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
-                     init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \
-                     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \
-                     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \
-BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \
-                     init_key, cleanup, set_asn1, get_asn1, ctrl)
-
-/*-
-#define BLOCK_CIPHER_defs(cname, kstruct, \
-                                nid, block_size, key_len, iv_len, flags,\
-                                 init_key, cleanup, set_asn1, get_asn1, ctrl)\
-static const EVP_CIPHER cname##_cbc = {\
-        nid##_cbc, block_size, key_len, iv_len, \
-        flags | EVP_CIPH_CBC_MODE,\
-        EVP_ORIG_GLOBAL,\
-        init_key,\
-        cname##_cbc_cipher,\
-        cleanup,\
-        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-        set_asn1, get_asn1,\
-        ctrl, \
-        NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\
-static const EVP_CIPHER cname##_cfb = {\
-        nid##_cfb64, 1, key_len, iv_len, \
-        flags | EVP_CIPH_CFB_MODE,\
-        EVP_ORIG_GLOBAL,\
-        init_key,\
-        cname##_cfb_cipher,\
-        cleanup,\
-        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-        set_asn1, get_asn1,\
-        ctrl,\
-        NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\
-static const EVP_CIPHER cname##_ofb = {\
-        nid##_ofb64, 1, key_len, iv_len, \
-        flags | EVP_CIPH_OFB_MODE,\
-        EVP_ORIG_GLOBAL,\
-        init_key,\
-        cname##_ofb_cipher,\
-        cleanup,\
-        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-        set_asn1, get_asn1,\
-        ctrl,\
-        NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\
-static const EVP_CIPHER cname##_ecb = {\
-        nid##_ecb, block_size, key_len, iv_len, \
-        flags | EVP_CIPH_ECB_MODE,\
-        EVP_ORIG_GLOBAL,\
-        init_key,\
-        cname##_ecb_cipher,\
-        cleanup,\
-        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
-                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
-        set_asn1, get_asn1,\
-        ctrl,\
-        NULL \
-};\
-const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
-*/
-
-#define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \
-                               block_size, key_len, iv_len, cbits, \
-                               flags, init_key, \
-                               cleanup, set_asn1, get_asn1, ctrl) \
-        BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \
-        BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \
-                          cbits, flags, init_key, cleanup, set_asn1, \
-                          get_asn1, ctrl)
-
-#define IMPLEMENT_CFBR(cipher,cprefix,kstruct,ksched,keysize,cbits,iv_len,fl) \
-        BLOCK_CIPHER_func_cfb(cipher##_##keysize,cprefix,cbits,kstruct,ksched) \
-        BLOCK_CIPHER_def_cfb(cipher##_##keysize,kstruct, \
-                             NID_##cipher##_##keysize, keysize/8, iv_len, cbits, \
-                             (fl)|EVP_CIPH_FLAG_DEFAULT_ASN1, \
-                             cipher##_init_key, NULL, NULL, NULL, NULL)
-
-typedef struct {
-    unsigned char iv[EVP_MAX_IV_LENGTH];
-    unsigned int iv_len;
-    unsigned int tag_len;
-} evp_cipher_aead_asn1_params;
-
-int evp_cipher_param_to_asn1_ex(EVP_CIPHER_CTX *c, ASN1_TYPE *type,
-                                evp_cipher_aead_asn1_params *params);
-
-int evp_cipher_asn1_to_param_ex(EVP_CIPHER_CTX *c, ASN1_TYPE *type,
-                                evp_cipher_aead_asn1_params *params);
-
-/*
- * To support transparent execution of operation in backends other
- * than the "origin" key, we support transparent export/import to
- * those providers, and maintain a cache of the imported keydata,
- * so we don't need to redo the export/import every time we perform
- * the same operation in that same provider.
- * This requires that the "origin" backend (whether it's a legacy or a
- * provider "origin") implements exports, and that the target provider
- * has an EVP_KEYMGMT that implements import.
- */
-typedef struct {
-    EVP_KEYMGMT *keymgmt;
-    void *keydata;
-} OP_CACHE_ELEM;
-
-DEFINE_STACK_OF(OP_CACHE_ELEM)
-
-/*
- * An EVP_PKEY can have the following states:
- *
- * untyped & empty:
- *
- *     type == EVP_PKEY_NONE && keymgmt == NULL
- *
- * typed & empty:
- *
- *     (type != EVP_PKEY_NONE && pkey.ptr == NULL)      ## legacy (libcrypto only)
- *     || (keymgmt != NULL && keydata == NULL)          ## provider side
- *
- * fully assigned:
- *
- *     (type != EVP_PKEY_NONE && pkey.ptr != NULL)      ## legacy (libcrypto only)
- *     || (keymgmt != NULL && keydata != NULL)          ## provider side
- *
- * The easiest way to detect a legacy key is:
- *
- *     keymgmt == NULL && type != EVP_PKEY_NONE
- *
- * The easiest way to detect a provider side key is:
- *
- *     keymgmt != NULL
- */
-#define evp_pkey_is_blank(pk)                                   \
-    ((pk)->type == EVP_PKEY_NONE && (pk)->keymgmt == NULL)
-#define evp_pkey_is_typed(pk)                                   \
-    ((pk)->type != EVP_PKEY_NONE || (pk)->keymgmt != NULL)
-#ifndef FIPS_MODULE
-# define evp_pkey_is_assigned(pk)                               \
-    ((pk)->pkey.ptr != NULL || (pk)->keydata != NULL)
-#else
-# define evp_pkey_is_assigned(pk)                               \
-    ((pk)->keydata != NULL)
-#endif
-#define evp_pkey_is_legacy(pk)                                  \
-    ((pk)->type != EVP_PKEY_NONE && (pk)->keymgmt == NULL)
-#define evp_pkey_is_provided(pk)                                \
-    ((pk)->keymgmt != NULL)
-
-union legacy_pkey_st {
-    void *ptr;
-    struct rsa_st *rsa;     /* RSA */
-#  ifndef OPENSSL_NO_DSA
-    struct dsa_st *dsa;     /* DSA */
-#  endif
-#  ifndef OPENSSL_NO_DH
-    struct dh_st *dh;       /* DH */
-#  endif
-#  ifndef OPENSSL_NO_EC
-    struct ec_key_st *ec;   /* ECC */
-    ECX_KEY *ecx;           /* X25519, X448, Ed25519, Ed448 */
-#  endif
-};
-
-struct evp_pkey_st {
-    /* == Legacy attributes == */
-    int type;
-    int save_type;
-
-# ifndef FIPS_MODULE
-    /*
-     * Legacy key "origin" is composed of a pointer to an EVP_PKEY_ASN1_METHOD,
-     * a pointer to a low level key and possibly a pointer to an engine.
-     */
-    const EVP_PKEY_ASN1_METHOD *ameth;
-    ENGINE *engine;
-    ENGINE *pmeth_engine; /* If not NULL public key ENGINE to use */
-
-    /* Union to store the reference to an origin legacy key */
-    union legacy_pkey_st pkey;
-
-    /* Union to store the reference to a non-origin legacy key */
-    union legacy_pkey_st legacy_cache_pkey;
-# endif
-
-    /* == Common attributes == */
-    CRYPTO_REF_COUNT references;
-    CRYPTO_RWLOCK *lock;
-#ifndef FIPS_MODULE
-    STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
-    int save_parameters;
-    unsigned int foreign:1; /* the low-level key is using an engine or an app-method */
-    CRYPTO_EX_DATA ex_data;
-#endif
-
-    /* == Provider attributes == */
-
-    /*
-     * Provider keydata "origin" is composed of a pointer to an EVP_KEYMGMT
-     * and a pointer to the provider side key data.  This is never used at
-     * the same time as the legacy key data above.
-     */
-    EVP_KEYMGMT *keymgmt;
-    void *keydata;
-    /*
-     * If any libcrypto code does anything that may modify the keydata
-     * contents, this dirty counter must be incremented.
-     */
-    size_t dirty_cnt;
-
-    /*
-     * To support transparent execution of operation in backends other
-     * than the "origin" key, we support transparent export/import to
-     * those providers, and maintain a cache of the imported keydata,
-     * so we don't need to redo the export/import every time we perform
-     * the same operation in that same provider.
-     */
-    STACK_OF(OP_CACHE_ELEM) *operation_cache;
-
-    /*
-     * We keep a copy of that "origin"'s dirty count, so we know if the
-     * operation cache needs flushing.
-     */
-    size_t dirty_cnt_copy;
-
-    /* Cache of key object information */
-    struct {
-        int bits;
-        int security_bits;
-        int size;
-    } cache;
-} /* EVP_PKEY */ ;
-
-#define EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) \
-    ((ctx)->operation == EVP_PKEY_OP_SIGN \
-     || (ctx)->operation == EVP_PKEY_OP_SIGNCTX \
-     || (ctx)->operation == EVP_PKEY_OP_VERIFY \
-     || (ctx)->operation == EVP_PKEY_OP_VERIFYCTX \
-     || (ctx)->operation == EVP_PKEY_OP_VERIFYRECOVER)
-
-#define EVP_PKEY_CTX_IS_DERIVE_OP(ctx) \
-    ((ctx)->operation == EVP_PKEY_OP_DERIVE)
-
-#define EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) \
-    ((ctx)->operation == EVP_PKEY_OP_ENCRYPT \
-     || (ctx)->operation == EVP_PKEY_OP_DECRYPT)
-
-#define EVP_PKEY_CTX_IS_GEN_OP(ctx) \
-    ((ctx)->operation == EVP_PKEY_OP_PARAMGEN \
-     || (ctx)->operation == EVP_PKEY_OP_KEYGEN)
-
-#define EVP_PKEY_CTX_IS_FROMDATA_OP(ctx) \
-    ((ctx)->operation == EVP_PKEY_OP_FROMDATA)
-
-#define EVP_PKEY_CTX_IS_KEM_OP(ctx) \
-    ((ctx)->operation == EVP_PKEY_OP_ENCAPSULATE \
-     || (ctx)->operation == EVP_PKEY_OP_DECAPSULATE)
-
-void openssl_add_all_ciphers_int(void);
-void openssl_add_all_digests_int(void);
-void evp_cleanup_int(void);
-void evp_app_cleanup_int(void);
-void *evp_pkey_export_to_provider(EVP_PKEY *pk, OSSL_LIB_CTX *libctx,
-                                  EVP_KEYMGMT **keymgmt,
-                                  const char *propquery);
-#ifndef FIPS_MODULE
-int evp_pkey_copy_downgraded(EVP_PKEY **dest, const EVP_PKEY *src);
-void *evp_pkey_get_legacy(EVP_PKEY *pk);
-void evp_pkey_free_legacy(EVP_PKEY *x);
-EVP_PKEY *evp_pkcs82pkey_legacy(const PKCS8_PRIV_KEY_INFO *p8inf,
-                                OSSL_LIB_CTX *libctx, const char *propq);
-#endif
-
-/*
- * KEYMGMT utility functions
- */
-
-/*
- * Key import structure and helper function, to be used as an export callback
- */
-struct evp_keymgmt_util_try_import_data_st {
-    EVP_KEYMGMT *keymgmt;
-    void *keydata;
-
-    int selection;
-};
-int evp_keymgmt_util_try_import(const OSSL_PARAM params[], void *arg);
-int evp_keymgmt_util_assign_pkey(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt,
-                                 void *keydata);
-EVP_PKEY *evp_keymgmt_util_make_pkey(EVP_KEYMGMT *keymgmt, void *keydata);
-
-int evp_keymgmt_util_export(const EVP_PKEY *pk, int selection,
-                            OSSL_CALLBACK *export_cb, void *export_cbarg);
-void *evp_keymgmt_util_export_to_provider(EVP_PKEY *pk, EVP_KEYMGMT *keymgmt);
-OP_CACHE_ELEM *evp_keymgmt_util_find_operation_cache(EVP_PKEY *pk,
-                                                     EVP_KEYMGMT *keymgmt);
-int evp_keymgmt_util_clear_operation_cache(EVP_PKEY *pk, int locking);
-int evp_keymgmt_util_cache_keydata(EVP_PKEY *pk,
-                                   EVP_KEYMGMT *keymgmt, void *keydata);
-void evp_keymgmt_util_cache_keyinfo(EVP_PKEY *pk);
-void *evp_keymgmt_util_fromdata(EVP_PKEY *target, EVP_KEYMGMT *keymgmt,
-                                int selection, const OSSL_PARAM params[]);
-int evp_keymgmt_util_has(EVP_PKEY *pk, int selection);
-int evp_keymgmt_util_match(EVP_PKEY *pk1, EVP_PKEY *pk2, int selection);
-int evp_keymgmt_util_copy(EVP_PKEY *to, EVP_PKEY *from, int selection);
-void *evp_keymgmt_util_gen(EVP_PKEY *target, EVP_KEYMGMT *keymgmt,
-                           void *genctx, OSSL_CALLBACK *cb, void *cbarg);
-int evp_keymgmt_util_get_deflt_digest_name(EVP_KEYMGMT *keymgmt,
-                                           void *keydata,
-                                           char *mdname, size_t mdname_sz);
-const char *evp_keymgmt_util_query_operation_name(EVP_KEYMGMT *keymgmt,
-                                                  int op_id);
-
-/*
- * KEYMGMT provider interface functions
- */
-void *evp_keymgmt_newdata(const EVP_KEYMGMT *keymgmt);
-void evp_keymgmt_freedata(const EVP_KEYMGMT *keymgmt, void *keyddata);
-int evp_keymgmt_get_params(const EVP_KEYMGMT *keymgmt,
-                           void *keydata, OSSL_PARAM params[]);
-int evp_keymgmt_set_params(const EVP_KEYMGMT *keymgmt,
-                           void *keydata, const OSSL_PARAM params[]);
-void *evp_keymgmt_gen_init(const EVP_KEYMGMT *keymgmt, int selection,
-                           const OSSL_PARAM params[]);
-int evp_keymgmt_gen_set_template(const EVP_KEYMGMT *keymgmt, void *genctx,
-                                 void *template);
-int evp_keymgmt_gen_set_params(const EVP_KEYMGMT *keymgmt, void *genctx,
-                               const OSSL_PARAM params[]);
-void *evp_keymgmt_gen(const EVP_KEYMGMT *keymgmt, void *genctx,
-                      OSSL_CALLBACK *cb, void *cbarg);
-void evp_keymgmt_gen_cleanup(const EVP_KEYMGMT *keymgmt, void *genctx);
-
-int evp_keymgmt_has_load(const EVP_KEYMGMT *keymgmt);
-void *evp_keymgmt_load(const EVP_KEYMGMT *keymgmt,
-                       const void *objref, size_t objref_sz);
-
-int evp_keymgmt_has(const EVP_KEYMGMT *keymgmt, void *keyddata, int selection);
-int evp_keymgmt_validate(const EVP_KEYMGMT *keymgmt, void *keydata,
-                         int selection, int checktype);
-int evp_keymgmt_match(const EVP_KEYMGMT *keymgmt,
-                      const void *keydata1, const void *keydata2,
-                      int selection);
-
-int evp_keymgmt_import(const EVP_KEYMGMT *keymgmt, void *keydata,
-                       int selection, const OSSL_PARAM params[]);
-const OSSL_PARAM *evp_keymgmt_import_types(const EVP_KEYMGMT *keymgmt,
-                                           int selection);
-int evp_keymgmt_export(const EVP_KEYMGMT *keymgmt, void *keydata,
-                       int selection, OSSL_CALLBACK *param_cb, void *cbarg);
-const OSSL_PARAM *evp_keymgmt_export_types(const EVP_KEYMGMT *keymgmt,
-                                           int selection);
-void *evp_keymgmt_dup(const EVP_KEYMGMT *keymgmt,
-                      const void *keydata_from, int selection);
-
-/* Pulling defines out of C source files */
-
-# define EVP_RC4_KEY_SIZE 16
-# ifndef TLS1_1_VERSION
-#  define TLS1_1_VERSION   0x0302
-# endif
-
-void evp_encode_ctx_set_flags(EVP_ENCODE_CTX *ctx, unsigned int flags);
-
-/* EVP_ENCODE_CTX flags */
-/* Don't generate new lines when encoding */
-#define EVP_ENCODE_CTX_NO_NEWLINES          1
-/* Use the SRP base64 alphabet instead of the standard one */
-#define EVP_ENCODE_CTX_USE_SRP_ALPHABET     2
-
-const EVP_CIPHER *evp_get_cipherbyname_ex(OSSL_LIB_CTX *libctx,
-                                          const char *name);
-const EVP_MD *evp_get_digestbyname_ex(OSSL_LIB_CTX *libctx,
-                                      const char *name);
-
-int ossl_pkcs5_pbkdf2_hmac_ex(const char *pass, int passlen,
-                              const unsigned char *salt, int saltlen, int iter,
-                              const EVP_MD *digest, int keylen,
-                              unsigned char *out,
-                              OSSL_LIB_CTX *libctx, const char *propq);
-
-# ifndef FIPS_MODULE
-/*
- * Internal helpers for stricter EVP_PKEY_CTX_{set,get}_params().
- *
- * Return 1 on success, 0 or negative for errors.
- *
- * In particular they return -2 if any of the params is not supported.
- *
- * They are not available in FIPS_MODULE as they depend on
- *      - EVP_PKEY_CTX_{get,set}_params()
- *      - EVP_PKEY_CTX_{gettable,settable}_params()
- *
- */
-int evp_pkey_ctx_set_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
-int evp_pkey_ctx_get_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
-
-EVP_MD_CTX *evp_md_ctx_new_ex(EVP_PKEY *pkey, const ASN1_OCTET_STRING *id,
-                              OSSL_LIB_CTX *libctx, const char *propq);
-int evp_pkey_name2type(const char *name);
-const char *evp_pkey_type2name(int type);
-
-int evp_pkey_ctx_set1_id_prov(EVP_PKEY_CTX *ctx, const void *id, int len);
-int evp_pkey_ctx_get1_id_prov(EVP_PKEY_CTX *ctx, void *id);
-int evp_pkey_ctx_get1_id_len_prov(EVP_PKEY_CTX *ctx, size_t *id_len);
-
-int evp_pkey_ctx_use_cached_data(EVP_PKEY_CTX *ctx);
-# endif /* !defined(FIPS_MODULE) */
-
-int evp_method_store_flush(OSSL_LIB_CTX *libctx);
-int evp_default_properties_enable_fips_int(OSSL_LIB_CTX *libctx, int enable,
-                                           int loadconfig);
-int evp_set_default_properties_int(OSSL_LIB_CTX *libctx, const char *propq,
-                                   int loadconfig, int mirrored);
-char *evp_get_global_properties_str(OSSL_LIB_CTX *libctx, int loadconfig);
-
-void evp_md_ctx_clear_digest(EVP_MD_CTX *ctx, int force);
-
-/* Three possible states: */
-# define EVP_PKEY_STATE_UNKNOWN         0
-# define EVP_PKEY_STATE_LEGACY          1
-# define EVP_PKEY_STATE_PROVIDER        2
-int evp_pkey_ctx_state(const EVP_PKEY_CTX *ctx);
-
-/* These two must ONLY be called for provider side operations */
-int evp_pkey_ctx_ctrl_to_param(EVP_PKEY_CTX *ctx,
-                               int keytype, int optype,
-                               int cmd, int p1, void *p2);
-int evp_pkey_ctx_ctrl_str_to_param(EVP_PKEY_CTX *ctx,
-                                   const char *name, const char *value);
-
-/* These two must ONLY be called for legacy operations */
-int evp_pkey_ctx_set_params_to_ctrl(EVP_PKEY_CTX *ctx, const OSSL_PARAM *params);
-int evp_pkey_ctx_get_params_to_ctrl(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
-
-/* This must ONLY be called for legacy EVP_PKEYs */
-int evp_pkey_get_params_to_ctrl(const EVP_PKEY *pkey, OSSL_PARAM *params);
-
-/* Same as the public get0 functions but are not const */
-# ifndef OPENSSL_NO_DEPRECATED_3_0
-DH *evp_pkey_get0_DH_int(const EVP_PKEY *pkey);
-EC_KEY *evp_pkey_get0_EC_KEY_int(const EVP_PKEY *pkey);
-RSA *evp_pkey_get0_RSA_int(const EVP_PKEY *pkey);
-# endif
-
-/* Get internal identification number routines */
-int evp_asym_cipher_get_number(const EVP_ASYM_CIPHER *cipher);
-int evp_cipher_get_number(const EVP_CIPHER *cipher);
-int evp_kdf_get_number(const EVP_KDF *kdf);
-int evp_kem_get_number(const EVP_KEM *wrap);
-int evp_keyexch_get_number(const EVP_KEYEXCH *keyexch);
-int evp_keymgmt_get_number(const EVP_KEYMGMT *keymgmt);
-int evp_mac_get_number(const EVP_MAC *mac);
-int evp_md_get_number(const EVP_MD *md);
-int evp_rand_get_number(const EVP_RAND *rand);
-int evp_signature_get_number(const EVP_SIGNATURE *signature);
-
-#endif /* OSSL_CRYPTO_EVP_H */
+/*

+ * Copyright 2015-2021 The OpenSSL Project Authors. All Rights Reserved.

+ *

+ * Licensed under the Apache License 2.0 (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 OSSL_CRYPTO_EVP_H

+# define OSSL_CRYPTO_EVP_H

+# pragma once

+

+# include <openssl/evp.h>

+# include <openssl/core_dispatch.h>

+# include "internal/refcount.h"

+# include "crypto/ecx.h"

+

+/*

+ * Don't free up md_ctx->pctx in EVP_MD_CTX_reset, use the reserved flag

+ * values in evp.h

+ */

+#define EVP_MD_CTX_FLAG_KEEP_PKEY_CTX   0x0400

+

+#define evp_pkey_ctx_is_legacy(ctx)                             \

+    ((ctx)->keymgmt == NULL)

+#define evp_pkey_ctx_is_provided(ctx)                           \

+    (!evp_pkey_ctx_is_legacy(ctx))

+

+struct evp_pkey_ctx_st {

+    /* Actual operation */

+    int operation;

+

+    /*

+     * Library context, property query, keytype and keymgmt associated with

+     * this context

+     */

+    OSSL_LIB_CTX *libctx;

+    char *propquery;

+    const char *keytype;

+    /* If |pkey| below is set, this field is always a reference to its keymgmt */

+    EVP_KEYMGMT *keymgmt;

+

+    union {

+        struct {

+            void *genctx;

+        } keymgmt;

+

+        struct {

+            EVP_KEYEXCH *exchange;

+            /*

+             * Opaque ctx returned from a providers exchange algorithm

+             * implementation OSSL_FUNC_keyexch_newctx()

+             */

+            void *algctx;

+        } kex;

+

+        struct {

+            EVP_SIGNATURE *signature;

+            /*

+             * Opaque ctx returned from a providers signature algorithm

+             * implementation OSSL_FUNC_signature_newctx()

+             */

+            void *algctx;

+        } sig;

+

+        struct {

+            EVP_ASYM_CIPHER *cipher;

+            /*

+             * Opaque ctx returned from a providers asymmetric cipher algorithm

+             * implementation OSSL_FUNC_asym_cipher_newctx()

+             */

+            void *algctx;

+        } ciph;

+        struct {

+            EVP_KEM *kem;

+            /*

+             * Opaque ctx returned from a providers KEM algorithm

+             * implementation OSSL_FUNC_kem_newctx()

+             */

+            void *algctx;

+        } encap;

+    } op;

+

+    /*

+     * Cached parameters.  Inits of operations that depend on these should

+     * call evp_pkey_ctx_use_delayed_data() when the operation has been set

+     * up properly.

+     */

+    struct {

+        /* Distinguishing Identifier, ISO/IEC 15946-3, FIPS 196 */

+        char *dist_id_name; /* The name used with EVP_PKEY_CTX_ctrl_str() */

+        void *dist_id;      /* The distinguishing ID itself */

+        size_t dist_id_len; /* The length of the distinguishing ID */

+

+        /* Indicators of what has been set.  Keep them together! */

+        unsigned int dist_id_set : 1;

+    } cached_parameters;

+

+    /* Application specific data, usually used by the callback */

+    void *app_data;

+    /* Keygen callback */

+    EVP_PKEY_gen_cb *pkey_gencb;

+    /* implementation specific keygen data */

+    int *keygen_info;

+    int keygen_info_count;

+

+    /* Legacy fields below */

+

+    /* EVP_PKEY identity */

+    int legacy_keytype;

+    /* Method associated with this operation */

+    const EVP_PKEY_METHOD *pmeth;

+    /* Engine that implements this method or NULL if builtin */

+    ENGINE *engine;

+    /* Key: may be NULL */

+    EVP_PKEY *pkey;

+    /* Peer key for key agreement, may be NULL */

+    EVP_PKEY *peerkey;

+    /* Algorithm specific data */

+    void *data;

+    /* Indicator if digest_custom needs to be called */

+    unsigned int flag_call_digest_custom:1;

+    /*

+     * Used to support taking custody of memory in the case of a provider being

+     * used with the deprecated EVP_PKEY_CTX_set_rsa_keygen_pubexp() API. This

+     * member should NOT be used for any other purpose and should be removed

+     * when said deprecated API is excised completely.

+     */

+    BIGNUM *rsa_pubexp;

+} /* EVP_PKEY_CTX */ ;

+

+#define EVP_PKEY_FLAG_DYNAMIC   1

+

+struct evp_pkey_method_st {

+    int pkey_id;

+    int flags;

+    int (*init) (EVP_PKEY_CTX *ctx);

+    int (*copy) (EVP_PKEY_CTX *dst, const EVP_PKEY_CTX *src);

+    void (*cleanup) (EVP_PKEY_CTX *ctx);

+    int (*paramgen_init) (EVP_PKEY_CTX *ctx);

+    int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey);

+    int (*keygen_init) (EVP_PKEY_CTX *ctx);

+    int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey);

+    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);

+    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);

+    int (*verify_recover_init) (EVP_PKEY_CTX *ctx);

+    int (*verify_recover) (EVP_PKEY_CTX *ctx,

+                           unsigned char *rout, size_t *routlen,

+                           const unsigned char *sig, size_t siglen);

+    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);

+    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);

+    int (*encrypt_init) (EVP_PKEY_CTX *ctx);

+    int (*encrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,

+                    const unsigned char *in, size_t inlen);

+    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);

+    int (*derive_init) (EVP_PKEY_CTX *ctx);

+    int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);

+    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);

+    int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,

+                       const unsigned char *tbs, size_t tbslen);

+    int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,

+                         size_t siglen, const unsigned char *tbs,

+                         size_t tbslen);

+    int (*check) (EVP_PKEY *pkey);

+    int (*public_check) (EVP_PKEY *pkey);

+    int (*param_check) (EVP_PKEY *pkey);

+

+    int (*digest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx);

+} /* EVP_PKEY_METHOD */ ;

+

+DEFINE_STACK_OF_CONST(EVP_PKEY_METHOD)

+

+void evp_pkey_set_cb_translate(BN_GENCB *cb, EVP_PKEY_CTX *ctx);

+

+const EVP_PKEY_METHOD *ossl_dh_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_dhx_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_dsa_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_ec_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_ecx25519_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_ecx448_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_ed25519_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_ed448_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_rsa_pkey_method(void);

+const EVP_PKEY_METHOD *ossl_rsa_pss_pkey_method(void);

+

+struct evp_mac_st {

+    OSSL_PROVIDER *prov;

+    int name_id;

+    char *type_name;

+    const char *description;

+

+    CRYPTO_REF_COUNT refcnt;

+    CRYPTO_RWLOCK *lock;

+

+    OSSL_FUNC_mac_newctx_fn *newctx;

+    OSSL_FUNC_mac_dupctx_fn *dupctx;

+    OSSL_FUNC_mac_freectx_fn *freectx;

+    OSSL_FUNC_mac_init_fn *init;

+    OSSL_FUNC_mac_update_fn *update;

+    OSSL_FUNC_mac_final_fn *final;

+    OSSL_FUNC_mac_gettable_params_fn *gettable_params;

+    OSSL_FUNC_mac_gettable_ctx_params_fn *gettable_ctx_params;

+    OSSL_FUNC_mac_settable_ctx_params_fn *settable_ctx_params;

+    OSSL_FUNC_mac_get_params_fn *get_params;

+    OSSL_FUNC_mac_get_ctx_params_fn *get_ctx_params;

+    OSSL_FUNC_mac_set_ctx_params_fn *set_ctx_params;

+};

+

+struct evp_kdf_st {

+    OSSL_PROVIDER *prov;

+    int name_id;

+    char *type_name;

+    const char *description;

+    CRYPTO_REF_COUNT refcnt;

+    CRYPTO_RWLOCK *lock;

+

+    OSSL_FUNC_kdf_newctx_fn *newctx;

+    OSSL_FUNC_kdf_dupctx_fn *dupctx;

+    OSSL_FUNC_kdf_freectx_fn *freectx;

+    OSSL_FUNC_kdf_reset_fn *reset;

+    OSSL_FUNC_kdf_derive_fn *derive;

+    OSSL_FUNC_kdf_gettable_params_fn *gettable_params;

+    OSSL_FUNC_kdf_gettable_ctx_params_fn *gettable_ctx_params;

+    OSSL_FUNC_kdf_settable_ctx_params_fn *settable_ctx_params;

+    OSSL_FUNC_kdf_get_params_fn *get_params;

+    OSSL_FUNC_kdf_get_ctx_params_fn *get_ctx_params;

+    OSSL_FUNC_kdf_set_ctx_params_fn *set_ctx_params;

+};

+

+#define EVP_ORIG_DYNAMIC    0

+#define EVP_ORIG_GLOBAL     1

+#define EVP_ORIG_METH       2

+

+struct evp_md_st {

+    /* nid */

+    int type;

+

+    /* Legacy structure members */

+    int pkey_type;

+    int md_size;

+    unsigned long flags;

+    int origin;

+    int (*init) (EVP_MD_CTX *ctx);

+    int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);

+    int (*final) (EVP_MD_CTX *ctx, unsigned char *md);

+    int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from);

+    int (*cleanup) (EVP_MD_CTX *ctx);

+    int block_size;

+    int ctx_size;               /* how big does the ctx->md_data need to be */

+    /* control function */

+    int (*md_ctrl) (EVP_MD_CTX *ctx, int cmd, int p1, void *p2);

+

+    /* New structure members */

+    /* Above comment to be removed when legacy has gone */

+    int name_id;

+    char *type_name;

+    const char *description;

+    OSSL_PROVIDER *prov;

+    CRYPTO_REF_COUNT refcnt;

+    CRYPTO_RWLOCK *lock;

+    OSSL_FUNC_digest_newctx_fn *newctx;

+    OSSL_FUNC_digest_init_fn *dinit;

+    OSSL_FUNC_digest_update_fn *dupdate;

+    OSSL_FUNC_digest_final_fn *dfinal;

+    OSSL_FUNC_digest_digest_fn *digest;

+    OSSL_FUNC_digest_freectx_fn *freectx;

+    OSSL_FUNC_digest_dupctx_fn *dupctx;

+    OSSL_FUNC_digest_get_params_fn *get_params;

+    OSSL_FUNC_digest_set_ctx_params_fn *set_ctx_params;

+    OSSL_FUNC_digest_get_ctx_params_fn *get_ctx_params;

+    OSSL_FUNC_digest_gettable_params_fn *gettable_params;

+    OSSL_FUNC_digest_settable_ctx_params_fn *settable_ctx_params;

+    OSSL_FUNC_digest_gettable_ctx_params_fn *gettable_ctx_params;

+

+} /* EVP_MD */ ;

+

+struct evp_cipher_st {

+    int nid;

+

+    int block_size;

+    /* Default value for variable length ciphers */

+    int key_len;

+    int iv_len;

+

+    /* Legacy structure members */

+    /* Various flags */

+    unsigned long flags;

+    /* How the EVP_CIPHER was created. */

+    int origin;

+    /* init key */

+    int (*init) (EVP_CIPHER_CTX *ctx, const unsigned char *key,

+                 const unsigned char *iv, int enc);

+    /* encrypt/decrypt data */

+    int (*do_cipher) (EVP_CIPHER_CTX *ctx, unsigned char *out,

+                      const unsigned char *in, size_t inl);

+    /* cleanup ctx */

+    int (*cleanup) (EVP_CIPHER_CTX *);

+    /* how big ctx->cipher_data needs to be */

+    int ctx_size;

+    /* Populate a ASN1_TYPE with parameters */

+    int (*set_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);

+    /* Get parameters from a ASN1_TYPE */

+    int (*get_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);

+    /* Miscellaneous operations */

+    int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg, void *ptr);

+    /* Application data */

+    void *app_data;

+

+    /* New structure members */

+    /* Above comment to be removed when legacy has gone */

+    int name_id;

+    char *type_name;

+    const char *description;

+    OSSL_PROVIDER *prov;

+    CRYPTO_REF_COUNT refcnt;

+    CRYPTO_RWLOCK *lock;

+    OSSL_FUNC_cipher_newctx_fn *newctx;

+    OSSL_FUNC_cipher_encrypt_init_fn *einit;

+    OSSL_FUNC_cipher_decrypt_init_fn *dinit;

+    OSSL_FUNC_cipher_update_fn *cupdate;

+    OSSL_FUNC_cipher_final_fn *cfinal;

+    OSSL_FUNC_cipher_cipher_fn *ccipher;

+    OSSL_FUNC_cipher_freectx_fn *freectx;

+    OSSL_FUNC_cipher_dupctx_fn *dupctx;

+    OSSL_FUNC_cipher_get_params_fn *get_params;

+    OSSL_FUNC_cipher_get_ctx_params_fn *get_ctx_params;

+    OSSL_FUNC_cipher_set_ctx_params_fn *set_ctx_params;

+    OSSL_FUNC_cipher_gettable_params_fn *gettable_params;

+    OSSL_FUNC_cipher_gettable_ctx_params_fn *gettable_ctx_params;

+    OSSL_FUNC_cipher_settable_ctx_params_fn *settable_ctx_params;

+} /* EVP_CIPHER */ ;

+

+/* Macros to code block cipher wrappers */

+

+/* Wrapper functions for each cipher mode */

+

+#define EVP_C_DATA(kstruct, ctx) \

+        ((kstruct *)EVP_CIPHER_CTX_get_cipher_data(ctx))

+

+#define BLOCK_CIPHER_ecb_loop() \

+        size_t i, bl; \

+        bl = EVP_CIPHER_CTX_get0_cipher(ctx)->block_size;    \

+        if (inl < bl) return 1;\

+        inl -= bl; \

+        for (i=0; i <= inl; i+=bl)

+

+#define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \

+static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \

+{\

+        BLOCK_CIPHER_ecb_loop() \

+            cprefix##_ecb_encrypt(in + i, out + i, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_is_encrypting(ctx)); \

+        return 1;\

+}

+

+#define EVP_MAXCHUNK ((size_t)1<<(sizeof(long)*8-2))

+

+#define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \

+    static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \

+{\

+        while(inl>=EVP_MAXCHUNK) {\

+            int num = EVP_CIPHER_CTX_get_num(ctx);\

+            cprefix##_ofb##cbits##_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, &num); \

+            EVP_CIPHER_CTX_set_num(ctx, num);\

+            inl-=EVP_MAXCHUNK;\

+            in +=EVP_MAXCHUNK;\

+            out+=EVP_MAXCHUNK;\

+        }\

+        if (inl) {\

+            int num = EVP_CIPHER_CTX_get_num(ctx);\

+            cprefix##_ofb##cbits##_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, &num); \

+            EVP_CIPHER_CTX_set_num(ctx, num);\

+        }\

+        return 1;\

+}

+

+#define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \

+static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \

+{\

+        while(inl>=EVP_MAXCHUNK) \

+            {\

+            cprefix##_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, EVP_CIPHER_CTX_is_encrypting(ctx));\

+            inl-=EVP_MAXCHUNK;\

+            in +=EVP_MAXCHUNK;\

+            out+=EVP_MAXCHUNK;\

+            }\

+        if (inl)\

+            cprefix##_cbc_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, EVP_CIPHER_CTX_is_encrypting(ctx));\

+        return 1;\

+}

+

+#define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched)  \

+static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \

+{\

+    size_t chunk = EVP_MAXCHUNK;\

+    if (cbits == 1)  chunk >>= 3;\

+    if (inl < chunk) chunk = inl;\

+    while (inl && inl >= chunk)\

+    {\

+        int num = EVP_CIPHER_CTX_get_num(ctx);\

+        cprefix##_cfb##cbits##_encrypt(in, out, (long) \

+            ((cbits == 1) \

+                && !EVP_CIPHER_CTX_test_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS) \

+                ? chunk*8 : chunk), \

+            &EVP_C_DATA(kstruct, ctx)->ksched, ctx->iv,\

+            &num, EVP_CIPHER_CTX_is_encrypting(ctx));\

+        EVP_CIPHER_CTX_set_num(ctx, num);\

+        inl -= chunk;\

+        in += chunk;\

+        out += chunk;\

+        if (inl < chunk) chunk = inl;\

+    }\

+    return 1;\

+}

+

+#define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \

+        BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \

+        BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \

+        BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \

+        BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched)

+

+#define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \

+                          key_len, iv_len, flags, init_key, cleanup, \

+                          set_asn1, get_asn1, ctrl) \

+static const EVP_CIPHER cname##_##mode = { \

+        nid##_##nmode, block_size, key_len, iv_len, \

+        flags | EVP_CIPH_##MODE##_MODE, \

+        EVP_ORIG_GLOBAL, \

+        init_key, \

+        cname##_##mode##_cipher, \

+        cleanup, \

+        sizeof(kstruct), \

+        set_asn1, get_asn1,\

+        ctrl, \

+        NULL \

+}; \

+const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; }

+

+#define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \

+                             iv_len, flags, init_key, cleanup, set_asn1, \

+                             get_asn1, ctrl) \

+BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \

+                  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)

+

+#define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \

+                             iv_len, cbits, flags, init_key, cleanup, \

+                             set_asn1, get_asn1, ctrl) \

+BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \

+                  key_len, iv_len, flags, init_key, cleanup, set_asn1, \

+                  get_asn1, ctrl)

+

+#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \

+                             iv_len, cbits, flags, init_key, cleanup, \

+                             set_asn1, get_asn1, ctrl) \

+BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \

+                  key_len, iv_len, flags, init_key, cleanup, set_asn1, \

+                  get_asn1, ctrl)

+

+#define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \

+                             flags, init_key, cleanup, set_asn1, \

+                             get_asn1, ctrl) \

+BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \

+                  0, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)

+

+#define BLOCK_CIPHER_defs(cname, kstruct, \

+                          nid, block_size, key_len, iv_len, cbits, flags, \

+                          init_key, cleanup, set_asn1, get_asn1, ctrl) \

+BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \

+                     init_key, cleanup, set_asn1, get_asn1, ctrl) \

+BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \

+                     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \

+BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \

+                     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \

+BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \

+                     init_key, cleanup, set_asn1, get_asn1, ctrl)

+

+/*-

+#define BLOCK_CIPHER_defs(cname, kstruct, \

+                                nid, block_size, key_len, iv_len, flags,\

+                                 init_key, cleanup, set_asn1, get_asn1, ctrl)\

+static const EVP_CIPHER cname##_cbc = {\

+        nid##_cbc, block_size, key_len, iv_len, \

+        flags | EVP_CIPH_CBC_MODE,\

+        EVP_ORIG_GLOBAL,\

+        init_key,\

+        cname##_cbc_cipher,\

+        cleanup,\

+        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\

+                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\

+        set_asn1, get_asn1,\

+        ctrl, \

+        NULL \

+};\

+const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\

+static const EVP_CIPHER cname##_cfb = {\

+        nid##_cfb64, 1, key_len, iv_len, \

+        flags | EVP_CIPH_CFB_MODE,\

+        EVP_ORIG_GLOBAL,\

+        init_key,\

+        cname##_cfb_cipher,\

+        cleanup,\

+        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\

+                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\

+        set_asn1, get_asn1,\

+        ctrl,\

+        NULL \

+};\

+const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\

+static const EVP_CIPHER cname##_ofb = {\

+        nid##_ofb64, 1, key_len, iv_len, \

+        flags | EVP_CIPH_OFB_MODE,\

+        EVP_ORIG_GLOBAL,\

+        init_key,\

+        cname##_ofb_cipher,\

+        cleanup,\

+        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\

+                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\

+        set_asn1, get_asn1,\

+        ctrl,\

+        NULL \

+};\

+const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\

+static const EVP_CIPHER cname##_ecb = {\

+        nid##_ecb, block_size, key_len, iv_len, \

+        flags | EVP_CIPH_ECB_MODE,\

+        EVP_ORIG_GLOBAL,\

+        init_key,\

+        cname##_ecb_cipher,\

+        cleanup,\

+        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\

+                sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\

+        set_asn1, get_asn1,\

+        ctrl,\

+        NULL \

+};\

+const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }

+*/

+

+#define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \

+                               block_size, key_len, iv_len, cbits, \

+                               flags, init_key, \

+                               cleanup, set_asn1, get_asn1, ctrl) \

+        BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \

+        BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \

+                          cbits, flags, init_key, cleanup, set_asn1, \

+                          get_asn1, ctrl)

+

+#define IMPLEMENT_CFBR(cipher,cprefix,kstruct,ksched,keysize,cbits,iv_len,fl) \

+        BLOCK_CIPHER_func_cfb(cipher##_##keysize,cprefix,cbits,kstruct,ksched) \

+        BLOCK_CIPHER_def_cfb(cipher##_##keysize,kstruct, \

+                             NID_##cipher##_##keysize, keysize/8, iv_len, cbits, \

+                             (fl)|EVP_CIPH_FLAG_DEFAULT_ASN1, \

+                             cipher##_init_key, NULL, NULL, NULL, NULL)

+

+typedef struct {

+    unsigned char iv[EVP_MAX_IV_LENGTH];

+    unsigned int iv_len;

+    unsigned int tag_len;

+} evp_cipher_aead_asn1_params;

+

+int evp_cipher_param_to_asn1_ex(EVP_CIPHER_CTX *c, ASN1_TYPE *type,

+                                evp_cipher_aead_asn1_params *params);

+

+int evp_cipher_asn1_to_param_ex(EVP_CIPHER_CTX *c, ASN1_TYPE *type,

+                                evp_cipher_aead_asn1_params *params);

+

+/*

+ * To support transparent execution of operation in backends other

+ * than the "origin" key, we support transparent export/import to

+ * those providers, and maintain a cache of the imported keydata,

+ * so we don't need to redo the export/import every time we perform

+ * the same operation in that same provider.

+ * This requires that the "origin" backend (whether it's a legacy or a

+ * provider "origin") implements exports, and that the target provider

+ * has an EVP_KEYMGMT that implements import.

+ */

+typedef struct {

+    EVP_KEYMGMT *keymgmt;

+    void *keydata;

+} OP_CACHE_ELEM;

+

+DEFINE_STACK_OF(OP_CACHE_ELEM)

+

+/*

+ * An EVP_PKEY can have the following states:

+ *

+ * untyped & empty:

+ *

+ *     type == EVP_PKEY_NONE && keymgmt == NULL

+ *

+ * typed & empty:

+ *

+ *     (type != EVP_PKEY_NONE && pkey.ptr == NULL)      ## legacy (libcrypto only)

+ *     || (keymgmt != NULL && keydata == NULL)          ## provider side

+ *

+ * fully assigned:

+ *

+ *     (type != EVP_PKEY_NONE && pkey.ptr != NULL)      ## legacy (libcrypto only)

+ *     || (keymgmt != NULL && keydata != NULL)          ## provider side

+ *

+ * The easiest way to detect a legacy key is:

+ *

+ *     keymgmt == NULL && type != EVP_PKEY_NONE

+ *

+ * The easiest way to detect a provider side key is:

+ *

+ *     keymgmt != NULL

+ */

+#define evp_pkey_is_blank(pk)                                   \

+    ((pk)->type == EVP_PKEY_NONE && (pk)->keymgmt == NULL)

+#define evp_pkey_is_typed(pk)                                   \

+    ((pk)->type != EVP_PKEY_NONE || (pk)->keymgmt != NULL)

+#ifndef FIPS_MODULE

+# define evp_pkey_is_assigned(pk)                               \

+    ((pk)->pkey.ptr != NULL || (pk)->keydata != NULL)

+#else

+# define evp_pkey_is_assigned(pk)                               \

+    ((pk)->keydata != NULL)

+#endif

+#define evp_pkey_is_legacy(pk)                                  \

+    ((pk)->type != EVP_PKEY_NONE && (pk)->keymgmt == NULL)

+#define evp_pkey_is_provided(pk)                                \

+    ((pk)->keymgmt != NULL)

+

+union legacy_pkey_st {

+    void *ptr;

+    struct rsa_st *rsa;     /* RSA */

+#  ifndef OPENSSL_NO_DSA

+    struct dsa_st *dsa;     /* DSA */

+#  endif

+#  ifndef OPENSSL_NO_DH

+    struct dh_st *dh;       /* DH */

+#  endif

+#  ifndef OPENSSL_NO_EC

+    struct ec_key_st *ec;   /* ECC */

+    ECX_KEY *ecx;           /* X25519, X448, Ed25519, Ed448 */

+#  endif

+};

+

+struct evp_pkey_st {

+    /* == Legacy attributes == */

+    int type;

+    int save_type;

+

+# ifndef FIPS_MODULE

+    /*

+     * Legacy key "origin" is composed of a pointer to an EVP_PKEY_ASN1_METHOD,

+     * a pointer to a low level key and possibly a pointer to an engine.

+     */

+    const EVP_PKEY_ASN1_METHOD *ameth;

+    ENGINE *engine;

+    ENGINE *pmeth_engine; /* If not NULL public key ENGINE to use */

+

+    /* Union to store the reference to an origin legacy key */

+    union legacy_pkey_st pkey;

+

+    /* Union to store the reference to a non-origin legacy key */

+    union legacy_pkey_st legacy_cache_pkey;

+# endif

+

+    /* == Common attributes == */

+    CRYPTO_REF_COUNT references;

+    CRYPTO_RWLOCK *lock;

+#ifndef FIPS_MODULE

+    STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */

+    int save_parameters;

+    unsigned int foreign:1; /* the low-level key is using an engine or an app-method */

+    CRYPTO_EX_DATA ex_data;

+#endif

+

+    /* == Provider attributes == */

+

+    /*

+     * Provider keydata "origin" is composed of a pointer to an EVP_KEYMGMT

+     * and a pointer to the provider side key data.  This is never used at

+     * the same time as the legacy key data above.

+     */

+    EVP_KEYMGMT *keymgmt;

+    void *keydata;

+    /*

+     * If any libcrypto code does anything that may modify the keydata

+     * contents, this dirty counter must be incremented.

+     */

+    size_t dirty_cnt;

+

+    /*

+     * To support transparent execution of operation in backends other

+     * than the "origin" key, we support transparent export/import to

+     * those providers, and maintain a cache of the imported keydata,

+     * so we don't need to redo the export/import every time we perform

+     * the same operation in that same provider.

+     */

+    STACK_OF(OP_CACHE_ELEM) *operation_cache;

+

+    /*

+     * We keep a copy of that "origin"'s dirty count, so we know if the

+     * operation cache needs flushing.

+     */

+    size_t dirty_cnt_copy;

+

+    /* Cache of key object information */

+    struct {

+        int bits;

+        int security_bits;

+        int size;

+    } cache;

+} /* EVP_PKEY */ ;

+

+#define EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) \

+    ((ctx)->operation == EVP_PKEY_OP_SIGN \

+     || (ctx)->operation == EVP_PKEY_OP_SIGNCTX \

+     || (ctx)->operation == EVP_PKEY_OP_VERIFY \

+     || (ctx)->operation == EVP_PKEY_OP_VERIFYCTX \

+     || (ctx)->operation == EVP_PKEY_OP_VERIFYRECOVER)

+

+#define EVP_PKEY_CTX_IS_DERIVE_OP(ctx) \

+    ((ctx)->operation == EVP_PKEY_OP_DERIVE)

+

+#define EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) \

+    ((ctx)->operation == EVP_PKEY_OP_ENCRYPT \

+     || (ctx)->operation == EVP_PKEY_OP_DECRYPT)

+

+#define EVP_PKEY_CTX_IS_GEN_OP(ctx) \

+    ((ctx)->operation == EVP_PKEY_OP_PARAMGEN \

+     || (ctx)->operation == EVP_PKEY_OP_KEYGEN)

+

+#define EVP_PKEY_CTX_IS_FROMDATA_OP(ctx) \

+    ((ctx)->operation == EVP_PKEY_OP_FROMDATA)

+

+#define EVP_PKEY_CTX_IS_KEM_OP(ctx) \

+    ((ctx)->operation == EVP_PKEY_OP_ENCAPSULATE \

+     || (ctx)->operation == EVP_PKEY_OP_DECAPSULATE)

+

+void openssl_add_all_ciphers_int(void);

+void openssl_add_all_digests_int(void);

+void evp_cleanup_int(void);

+void evp_app_cleanup_int(void);

+void *evp_pkey_export_to_provider(EVP_PKEY *pk, OSSL_LIB_CTX *libctx,

+                                  EVP_KEYMGMT **keymgmt,

+                                  const char *propquery);

+#ifndef FIPS_MODULE

+int evp_pkey_copy_downgraded(EVP_PKEY **dest, const EVP_PKEY *src);

+void *evp_pkey_get_legacy(EVP_PKEY *pk);

+void evp_pkey_free_legacy(EVP_PKEY *x);

+EVP_PKEY *evp_pkcs82pkey_legacy(const PKCS8_PRIV_KEY_INFO *p8inf,

+                                OSSL_LIB_CTX *libctx, const char *propq);

+#endif

+

+/*

+ * KEYMGMT utility functions

+ */

+

+/*

+ * Key import structure and helper function, to be used as an export callback

+ */

+struct evp_keymgmt_util_try_import_data_st {

+    EVP_KEYMGMT *keymgmt;

+    void *keydata;

+

+    int selection;

+};

+int evp_keymgmt_util_try_import(const OSSL_PARAM params[], void *arg);

+int evp_keymgmt_util_assign_pkey(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt,

+                                 void *keydata);

+EVP_PKEY *evp_keymgmt_util_make_pkey(EVP_KEYMGMT *keymgmt, void *keydata);

+

+int evp_keymgmt_util_export(const EVP_PKEY *pk, int selection,

+                            OSSL_CALLBACK *export_cb, void *export_cbarg);

+void *evp_keymgmt_util_export_to_provider(EVP_PKEY *pk, EVP_KEYMGMT *keymgmt);

+OP_CACHE_ELEM *evp_keymgmt_util_find_operation_cache(EVP_PKEY *pk,

+                                                     EVP_KEYMGMT *keymgmt);

+int evp_keymgmt_util_clear_operation_cache(EVP_PKEY *pk, int locking);

+int evp_keymgmt_util_cache_keydata(EVP_PKEY *pk,

+                                   EVP_KEYMGMT *keymgmt, void *keydata);

+void evp_keymgmt_util_cache_keyinfo(EVP_PKEY *pk);

+void *evp_keymgmt_util_fromdata(EVP_PKEY *target, EVP_KEYMGMT *keymgmt,

+                                int selection, const OSSL_PARAM params[]);

+int evp_keymgmt_util_has(EVP_PKEY *pk, int selection);

+int evp_keymgmt_util_match(EVP_PKEY *pk1, EVP_PKEY *pk2, int selection);

+int evp_keymgmt_util_copy(EVP_PKEY *to, EVP_PKEY *from, int selection);

+void *evp_keymgmt_util_gen(EVP_PKEY *target, EVP_KEYMGMT *keymgmt,

+                           void *genctx, OSSL_CALLBACK *cb, void *cbarg);

+int evp_keymgmt_util_get_deflt_digest_name(EVP_KEYMGMT *keymgmt,

+                                           void *keydata,

+                                           char *mdname, size_t mdname_sz);

+const char *evp_keymgmt_util_query_operation_name(EVP_KEYMGMT *keymgmt,

+                                                  int op_id);

+

+/*

+ * KEYMGMT provider interface functions

+ */

+void *evp_keymgmt_newdata(const EVP_KEYMGMT *keymgmt);

+void evp_keymgmt_freedata(const EVP_KEYMGMT *keymgmt, void *keyddata);

+int evp_keymgmt_get_params(const EVP_KEYMGMT *keymgmt,

+                           void *keydata, OSSL_PARAM params[]);

+int evp_keymgmt_set_params(const EVP_KEYMGMT *keymgmt,

+                           void *keydata, const OSSL_PARAM params[]);

+void *evp_keymgmt_gen_init(const EVP_KEYMGMT *keymgmt, int selection,

+                           const OSSL_PARAM params[]);

+int evp_keymgmt_gen_set_template(const EVP_KEYMGMT *keymgmt, void *genctx,

+                                 void *template);

+int evp_keymgmt_gen_set_params(const EVP_KEYMGMT *keymgmt, void *genctx,

+                               const OSSL_PARAM params[]);

+void *evp_keymgmt_gen(const EVP_KEYMGMT *keymgmt, void *genctx,

+                      OSSL_CALLBACK *cb, void *cbarg);

+void evp_keymgmt_gen_cleanup(const EVP_KEYMGMT *keymgmt, void *genctx);

+

+int evp_keymgmt_has_load(const EVP_KEYMGMT *keymgmt);

+void *evp_keymgmt_load(const EVP_KEYMGMT *keymgmt,

+                       const void *objref, size_t objref_sz);

+

+int evp_keymgmt_has(const EVP_KEYMGMT *keymgmt, void *keyddata, int selection);

+int evp_keymgmt_validate(const EVP_KEYMGMT *keymgmt, void *keydata,

+                         int selection, int checktype);

+int evp_keymgmt_match(const EVP_KEYMGMT *keymgmt,

+                      const void *keydata1, const void *keydata2,

+                      int selection);

+

+int evp_keymgmt_import(const EVP_KEYMGMT *keymgmt, void *keydata,

+                       int selection, const OSSL_PARAM params[]);

+const OSSL_PARAM *evp_keymgmt_import_types(const EVP_KEYMGMT *keymgmt,

+                                           int selection);

+int evp_keymgmt_export(const EVP_KEYMGMT *keymgmt, void *keydata,

+                       int selection, OSSL_CALLBACK *param_cb, void *cbarg);

+const OSSL_PARAM *evp_keymgmt_export_types(const EVP_KEYMGMT *keymgmt,

+                                           int selection);

+void *evp_keymgmt_dup(const EVP_KEYMGMT *keymgmt,

+                      const void *keydata_from, int selection);

+

+/* Pulling defines out of C source files */

+

+# define EVP_RC4_KEY_SIZE 16

+# ifndef TLS1_1_VERSION

+#  define TLS1_1_VERSION   0x0302

+# endif

+

+void evp_encode_ctx_set_flags(EVP_ENCODE_CTX *ctx, unsigned int flags);

+

+/* EVP_ENCODE_CTX flags */

+/* Don't generate new lines when encoding */

+#define EVP_ENCODE_CTX_NO_NEWLINES          1

+/* Use the SRP base64 alphabet instead of the standard one */

+#define EVP_ENCODE_CTX_USE_SRP_ALPHABET     2

+

+const EVP_CIPHER *evp_get_cipherbyname_ex(OSSL_LIB_CTX *libctx,

+                                          const char *name);

+const EVP_MD *evp_get_digestbyname_ex(OSSL_LIB_CTX *libctx,

+                                      const char *name);

+

+int ossl_pkcs5_pbkdf2_hmac_ex(const char *pass, int passlen,

+                              const unsigned char *salt, int saltlen, int iter,

+                              const EVP_MD *digest, int keylen,

+                              unsigned char *out,

+                              OSSL_LIB_CTX *libctx, const char *propq);

+

+# ifndef FIPS_MODULE

+/*

+ * Internal helpers for stricter EVP_PKEY_CTX_{set,get}_params().

+ *

+ * Return 1 on success, 0 or negative for errors.

+ *

+ * In particular they return -2 if any of the params is not supported.

+ *

+ * They are not available in FIPS_MODULE as they depend on

+ *      - EVP_PKEY_CTX_{get,set}_params()

+ *      - EVP_PKEY_CTX_{gettable,settable}_params()

+ *

+ */

+int evp_pkey_ctx_set_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);

+int evp_pkey_ctx_get_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);

+

+EVP_MD_CTX *evp_md_ctx_new_ex(EVP_PKEY *pkey, const ASN1_OCTET_STRING *id,

+                              OSSL_LIB_CTX *libctx, const char *propq);

+int evp_pkey_name2type(const char *name);

+const char *evp_pkey_type2name(int type);

+

+int evp_pkey_ctx_set1_id_prov(EVP_PKEY_CTX *ctx, const void *id, int len);

+int evp_pkey_ctx_get1_id_prov(EVP_PKEY_CTX *ctx, void *id);

+int evp_pkey_ctx_get1_id_len_prov(EVP_PKEY_CTX *ctx, size_t *id_len);

+

+int evp_pkey_ctx_use_cached_data(EVP_PKEY_CTX *ctx);

+# endif /* !defined(FIPS_MODULE) */

+

+int evp_method_store_flush(OSSL_LIB_CTX *libctx);

+int evp_default_properties_enable_fips_int(OSSL_LIB_CTX *libctx, int enable,

+                                           int loadconfig);

+int evp_set_default_properties_int(OSSL_LIB_CTX *libctx, const char *propq,

+                                   int loadconfig, int mirrored);

+char *evp_get_global_properties_str(OSSL_LIB_CTX *libctx, int loadconfig);

+

+void evp_md_ctx_clear_digest(EVP_MD_CTX *ctx, int force);

+

+/* Three possible states: */

+# define EVP_PKEY_STATE_UNKNOWN         0

+# define EVP_PKEY_STATE_LEGACY          1

+# define EVP_PKEY_STATE_PROVIDER        2

+int evp_pkey_ctx_state(const EVP_PKEY_CTX *ctx);

+

+/* These two must ONLY be called for provider side operations */

+int evp_pkey_ctx_ctrl_to_param(EVP_PKEY_CTX *ctx,

+                               int keytype, int optype,

+                               int cmd, int p1, void *p2);

+int evp_pkey_ctx_ctrl_str_to_param(EVP_PKEY_CTX *ctx,

+                                   const char *name, const char *value);

+

+/* These two must ONLY be called for legacy operations */

+int evp_pkey_ctx_set_params_to_ctrl(EVP_PKEY_CTX *ctx, const OSSL_PARAM *params);

+int evp_pkey_ctx_get_params_to_ctrl(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);

+

+/* This must ONLY be called for legacy EVP_PKEYs */

+int evp_pkey_get_params_to_ctrl(const EVP_PKEY *pkey, OSSL_PARAM *params);

+

+/* Same as the public get0 functions but are not const */

+# ifndef OPENSSL_NO_DEPRECATED_3_0

+DH *evp_pkey_get0_DH_int(const EVP_PKEY *pkey);

+EC_KEY *evp_pkey_get0_EC_KEY_int(const EVP_PKEY *pkey);

+RSA *evp_pkey_get0_RSA_int(const EVP_PKEY *pkey);

+# endif

+

+/* Get internal identification number routines */

+int evp_asym_cipher_get_number(const EVP_ASYM_CIPHER *cipher);

+int evp_cipher_get_number(const EVP_CIPHER *cipher);

+int evp_kdf_get_number(const EVP_KDF *kdf);

+int evp_kem_get_number(const EVP_KEM *wrap);

+int evp_keyexch_get_number(const EVP_KEYEXCH *keyexch);

+int evp_keymgmt_get_number(const EVP_KEYMGMT *keymgmt);

+int evp_mac_get_number(const EVP_MAC *mac);

+int evp_md_get_number(const EVP_MD *md);

+int evp_rand_get_number(const EVP_RAND *rand);

+int evp_signature_get_number(const EVP_SIGNATURE *signature);

+

+#endif /* OSSL_CRYPTO_EVP_H */