/*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2019 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * 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 HEADER_KDF_H
-# define HEADER_KDF_H
+#ifndef OPENSSL_KDF_H
+# define OPENSSL_KDF_H
+# pragma once
-#ifdef __cplusplus
+# 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
+# endif
+
+int EVP_KDF_up_ref(EVP_KDF *kdf);
+void EVP_KDF_free(EVP_KDF *kdf);
+EVP_KDF *EVP_KDF_fetch(OPENSSL_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);
+int EVP_KDF_number(const EVP_KDF *kdf);
+int EVP_KDF_is_a(const EVP_KDF *kdf, const char *name);
+const OSSL_PROVIDER *EVP_KDF_provider(const EVP_KDF *kdf);
+const EVP_KDF *EVP_KDF_CTX_kdf(EVP_KDF_CTX *ctx);
+
+void EVP_KDF_reset(EVP_KDF_CTX *ctx);
+size_t EVP_KDF_size(EVP_KDF_CTX *ctx);
+int EVP_KDF_derive(EVP_KDF_CTX *ctx, unsigned char *key, size_t keylen);
+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);
+
+void EVP_KDF_do_all_provided(OPENSSL_CTX *libctx,
+ void (*fn)(EVP_KDF *kdf, void *arg),
+ void *arg);
+void EVP_KDF_names_do_all(const EVP_KDF *kdf,
+ void (*fn)(const char *name, void *data),
+ void *data);
+
+# define EVP_KDF_CTRL_SET_PASS 0x01 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_SALT 0x02 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_ITER 0x03 /* int */
+# define EVP_KDF_CTRL_SET_MD 0x04 /* EVP_MD * */
+# define EVP_KDF_CTRL_SET_KEY 0x05 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_MAXMEM_BYTES 0x06 /* uint64_t */
+# define EVP_KDF_CTRL_SET_TLS_SECRET 0x07 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_ADD_TLS_SEED 0x08 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_RESET_HKDF_INFO 0x09
+# define EVP_KDF_CTRL_ADD_HKDF_INFO 0x0a /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_HKDF_MODE 0x0b /* int */
+# define EVP_KDF_CTRL_SET_SCRYPT_N 0x0c /* uint64_t */
+# define EVP_KDF_CTRL_SET_SCRYPT_R 0x0d /* uint32_t */
+# define EVP_KDF_CTRL_SET_SCRYPT_P 0x0e /* uint32_t */
+# define EVP_KDF_CTRL_SET_SSHKDF_XCGHASH 0x0f /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_SSHKDF_SESSION_ID 0x10 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_SSHKDF_TYPE 0x11 /* int */
+# define EVP_KDF_CTRL_SET_MAC 0x12 /* EVP_MAC * */
+# define EVP_KDF_CTRL_SET_MAC_SIZE 0x13 /* size_t */
+# define EVP_KDF_CTRL_SET_SSKDF_INFO 0x14 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_PBKDF2_PKCS5_MODE 0x15 /* int */
+# define EVP_KDF_CTRL_SET_UKM 0x16 /* unsigned char *, size_t */
+# define EVP_KDF_CTRL_SET_CEK_ALG 0x17 /* char * */
+# define EVP_KDF_CTRL_SET_SHARED_INFO EVP_KDF_CTRL_SET_SSKDF_INFO
+
+# 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_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_HKDEF_MODE_EXTRACT_AND_EXPAND 0
-# define EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY 1
-# define EVP_PKEY_HKDEF_MODE_EXPAND_ONLY 2
+# 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
# define EVP_PKEY_CTX_set_tls1_prf_md(pctx, md) \
EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
EVP_PKEY_CTRL_HKDF_MODE, mode, NULL)
-/* BEGIN ERROR CODES */
-/*
- * The following lines are auto generated by the script mkerr.pl. Any changes
- * made after this point may be overwritten when the script is next run.
- */
+# define EVP_PKEY_CTX_set1_pbe_pass(pctx, pass, passlen) \
+ EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_PASS, passlen, (void *)(pass))
+
+# define EVP_PKEY_CTX_set1_scrypt_salt(pctx, salt, saltlen) \
+ EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_SCRYPT_SALT, saltlen, (void *)(salt))
+
+# define EVP_PKEY_CTX_set_scrypt_N(pctx, n) \
+ EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_SCRYPT_N, n)
-int ERR_load_KDF_strings(void);
+# define EVP_PKEY_CTX_set_scrypt_r(pctx, r) \
+ EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_SCRYPT_R, r)
-/* Error codes for the KDF functions. */
+# define EVP_PKEY_CTX_set_scrypt_p(pctx, p) \
+ EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_SCRYPT_P, p)
-/* Function codes. */
-# define KDF_F_PKEY_TLS1_PRF_CTRL_STR 100
-# define KDF_F_PKEY_TLS1_PRF_DERIVE 101
+# define EVP_PKEY_CTX_set_scrypt_maxmem_bytes(pctx, maxmem_bytes) \
+ EVP_PKEY_CTX_ctrl_uint64(pctx, -1, EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_SCRYPT_MAXMEM_BYTES, maxmem_bytes)
-/* Reason codes. */
-# define KDF_R_INVALID_DIGEST 100
-# define KDF_R_MISSING_PARAMETER 101
-# define KDF_R_VALUE_MISSING 102
-# ifdef __cplusplus
+# ifdef __cplusplus
}
# endif
#endif