diff options
Diffstat (limited to 'include/openssl/kdf.h')
| -rw-r--r-- | include/openssl/kdf.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/include/openssl/kdf.h b/include/openssl/kdf.h new file mode 100644 index 00000000..0983230a --- /dev/null +++ b/include/openssl/kdf.h @@ -0,0 +1,138 @@ +/* + * Copyright 2016-2021 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 OPENSSL_KDF_H +# define OPENSSL_KDF_H +# pragma once + +# include <openssl/macros.h> +# ifndef OPENSSL_NO_DEPRECATED_3_0 +# define HEADER_KDF_H +# endif + +# include <stdarg.h> +# include <stddef.h> +# include <openssl/types.h> +# include <openssl/core.h> + +# ifdef __cplusplus +extern "C" { +# endif + +int EVP_KDF_up_ref(EVP_KDF *kdf); +void EVP_KDF_free(EVP_KDF *kdf); +EVP_KDF *EVP_KDF_fetch(OSSL_LIB_CTX *libctx, const char *algorithm, + const char *properties); + +EVP_KDF_CTX *EVP_KDF_CTX_new(EVP_KDF *kdf); +void EVP_KDF_CTX_free(EVP_KDF_CTX *ctx); +EVP_KDF_CTX *EVP_KDF_CTX_dup(const EVP_KDF_CTX *src); +const char *EVP_KDF_get0_description(const EVP_KDF *kdf); +int EVP_KDF_is_a(const EVP_KDF *kdf, const char *name); +const char *EVP_KDF_get0_name(const EVP_KDF *kdf); +const OSSL_PROVIDER *EVP_KDF_get0_provider(const EVP_KDF *kdf); +const EVP_KDF *EVP_KDF_CTX_kdf(EVP_KDF_CTX *ctx); + +void EVP_KDF_CTX_reset(EVP_KDF_CTX *ctx); +size_t EVP_KDF_CTX_get_kdf_size(EVP_KDF_CTX *ctx); +int EVP_KDF_derive(EVP_KDF_CTX *ctx, unsigned char *key, size_t keylen, + const OSSL_PARAM params[]); +int EVP_KDF_get_params(EVP_KDF *kdf, OSSL_PARAM params[]); +int EVP_KDF_CTX_get_params(EVP_KDF_CTX *ctx, OSSL_PARAM params[]); +int EVP_KDF_CTX_set_params(EVP_KDF_CTX *ctx, const OSSL_PARAM params[]); +const OSSL_PARAM *EVP_KDF_gettable_params(const EVP_KDF *kdf); +const OSSL_PARAM *EVP_KDF_gettable_ctx_params(const EVP_KDF *kdf); +const OSSL_PARAM *EVP_KDF_settable_ctx_params(const EVP_KDF *kdf); +const OSSL_PARAM *EVP_KDF_CTX_gettable_params(EVP_KDF_CTX *ctx); +const OSSL_PARAM *EVP_KDF_CTX_settable_params(EVP_KDF_CTX *ctx); + +void EVP_KDF_do_all_provided(OSSL_LIB_CTX *libctx, + void (*fn)(EVP_KDF *kdf, void *arg), + void *arg); +int EVP_KDF_names_do_all(const EVP_KDF *kdf, + void (*fn)(const char *name, void *data), + void *data); + +# define EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND 0 +# define EVP_KDF_HKDF_MODE_EXTRACT_ONLY 1 +# define EVP_KDF_HKDF_MODE_EXPAND_ONLY 2 + +#define EVP_KDF_SSHKDF_TYPE_INITIAL_IV_CLI_TO_SRV 65 +#define EVP_KDF_SSHKDF_TYPE_INITIAL_IV_SRV_TO_CLI 66 +#define EVP_KDF_SSHKDF_TYPE_ENCRYPTION_KEY_CLI_TO_SRV 67 +#define EVP_KDF_SSHKDF_TYPE_ENCRYPTION_KEY_SRV_TO_CLI 68 +#define EVP_KDF_SSHKDF_TYPE_INTEGRITY_KEY_CLI_TO_SRV 69 +#define EVP_KDF_SSHKDF_TYPE_INTEGRITY_KEY_SRV_TO_CLI 70 + +/**** The legacy PKEY-based KDF API follows. ****/ + +# define EVP_PKEY_CTRL_TLS_MD (EVP_PKEY_ALG_CTRL) +# define EVP_PKEY_CTRL_TLS_SECRET (EVP_PKEY_ALG_CTRL + 1) +# define EVP_PKEY_CTRL_TLS_SEED (EVP_PKEY_ALG_CTRL + 2) +# define EVP_PKEY_CTRL_HKDF_MD (EVP_PKEY_ALG_CTRL + 3) +# define EVP_PKEY_CTRL_HKDF_SALT (EVP_PKEY_ALG_CTRL + 4) +# define EVP_PKEY_CTRL_HKDF_KEY (EVP_PKEY_ALG_CTRL + 5) +# define EVP_PKEY_CTRL_HKDF_INFO (EVP_PKEY_ALG_CTRL + 6) +# define EVP_PKEY_CTRL_HKDF_MODE (EVP_PKEY_ALG_CTRL + 7) +# define EVP_PKEY_CTRL_PASS (EVP_PKEY_ALG_CTRL + 8) +# define EVP_PKEY_CTRL_SCRYPT_SALT (EVP_PKEY_ALG_CTRL + 9) +# define EVP_PKEY_CTRL_SCRYPT_N (EVP_PKEY_ALG_CTRL + 10) +# define EVP_PKEY_CTRL_SCRYPT_R (EVP_PKEY_ALG_CTRL + 11) +# define EVP_PKEY_CTRL_SCRYPT_P (EVP_PKEY_ALG_CTRL + 12) +# define EVP_PKEY_CTRL_SCRYPT_MAXMEM_BYTES (EVP_PKEY_ALG_CTRL + 13) + +# define EVP_PKEY_HKDEF_MODE_EXTRACT_AND_EXPAND \ + EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND +# define EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY \ + EVP_KDF_HKDF_MODE_EXTRACT_ONLY +# define EVP_PKEY_HKDEF_MODE_EXPAND_ONLY \ + EVP_KDF_HKDF_MODE_EXPAND_ONLY + +int EVP_PKEY_CTX_set_tls1_prf_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); + +int EVP_PKEY_CTX_set1_tls1_prf_secret(EVP_PKEY_CTX *pctx, + const unsigned char *sec, int seclen); + +int EVP_PKEY_CTX_add1_tls1_prf_seed(EVP_PKEY_CTX *pctx, + const unsigned char *seed, int seedlen); + +int EVP_PKEY_CTX_set_hkdf_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); + +int EVP_PKEY_CTX_set1_hkdf_salt(EVP_PKEY_CTX *ctx, + const unsigned char *salt, int saltlen); + +int EVP_PKEY_CTX_set1_hkdf_key(EVP_PKEY_CTX *ctx, + const unsigned char *key, int keylen); + +int EVP_PKEY_CTX_add1_hkdf_info(EVP_PKEY_CTX *ctx, + const unsigned char *info, int infolen); + +int EVP_PKEY_CTX_set_hkdf_mode(EVP_PKEY_CTX *ctx, int mode); +# define EVP_PKEY_CTX_hkdf_mode EVP_PKEY_CTX_set_hkdf_mode + +int EVP_PKEY_CTX_set1_pbe_pass(EVP_PKEY_CTX *ctx, const char *pass, + int passlen); + +int EVP_PKEY_CTX_set1_scrypt_salt(EVP_PKEY_CTX *ctx, + const unsigned char *salt, int saltlen); + +int EVP_PKEY_CTX_set_scrypt_N(EVP_PKEY_CTX *ctx, uint64_t n); + +int EVP_PKEY_CTX_set_scrypt_r(EVP_PKEY_CTX *ctx, uint64_t r); + +int EVP_PKEY_CTX_set_scrypt_p(EVP_PKEY_CTX *ctx, uint64_t p); + +int EVP_PKEY_CTX_set_scrypt_maxmem_bytes(EVP_PKEY_CTX *ctx, + uint64_t maxmem_bytes); + + +# ifdef __cplusplus +} +# endif +#endif |