include/openssl/kdf.h

   1 /*
   2  * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #ifndef HEADER_KDF_H
  11 # define HEADER_KDF_H
  12
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif
  16
  17 # define EVP_PKEY_CTRL_TLS_MD       (EVP_PKEY_ALG_CTRL)
  18 # define EVP_PKEY_CTRL_TLS_SECRET   (EVP_PKEY_ALG_CTRL + 1)
  19 # define EVP_PKEY_CTRL_TLS_SEED     (EVP_PKEY_ALG_CTRL + 2)
  20 # define EVP_PKEY_CTRL_HKDF_MD      (EVP_PKEY_ALG_CTRL + 3)
  21 # define EVP_PKEY_CTRL_HKDF_SALT    (EVP_PKEY_ALG_CTRL + 4)
  22 # define EVP_PKEY_CTRL_HKDF_KEY     (EVP_PKEY_ALG_CTRL + 5)
  23 # define EVP_PKEY_CTRL_HKDF_INFO    (EVP_PKEY_ALG_CTRL + 6)
  24
  25 # define EVP_PKEY_CTX_set_tls1_prf_md(pctx, md) \
  26             EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
  27                               EVP_PKEY_CTRL_TLS_MD, 0, (void *)md)
  28
  29 # define EVP_PKEY_CTX_set1_tls1_prf_secret(pctx, sec, seclen) \
  30             EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
  31                               EVP_PKEY_CTRL_TLS_SECRET, seclen, (void *)sec)
  32
  33 # define EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, seed, seedlen) \
  34             EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
  35                               EVP_PKEY_CTRL_TLS_SEED, seedlen, (void *)seed)
  36
  37 # define EVP_PKEY_CTX_set_hkdf_md(pctx, md) \
  38             EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
  39                               EVP_PKEY_CTRL_HKDF_MD, 0, (void *)md)
  40
  41 # define EVP_PKEY_CTX_set1_hkdf_salt(pctx, salt, saltlen) \
  42             EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
  43                               EVP_PKEY_CTRL_HKDF_SALT, saltlen, (void *)salt)
  44
  45 # define EVP_PKEY_CTX_set1_hkdf_key(pctx, key, keylen) \
  46             EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
  47                               EVP_PKEY_CTRL_HKDF_KEY, keylen, (void *)key)
  48
  49 # define EVP_PKEY_CTX_add1_hkdf_info(pctx, info, infolen) \
  50             EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DERIVE, \
  51                               EVP_PKEY_CTRL_HKDF_INFO, infolen, (void *)info)
  52
  53 /* BEGIN ERROR CODES */
  54 /*
  55  * The following lines are auto generated by the script mkerr.pl. Any changes
  56  * made after this point may be overwritten when the script is next run.
  57  */
  58 void ERR_load_KDF_strings(void);
  59
  60 /* Error codes for the KDF functions. */
  61
  62 /* Function codes. */
  63 # define KDF_F_PKEY_TLS1_PRF_CTRL_STR                     100
  64 # define KDF_F_PKEY_TLS1_PRF_DERIVE                       101
  65
  66 /* Reason codes. */
  67 # define KDF_R_INVALID_DIGEST                             100
  68 # define KDF_R_MISSING_PARAMETER                          101
  69 # define KDF_R_VALUE_MISSING                              102
  70
  71 #ifdef  __cplusplus
  72 }
  73 #endif
  74 #endif