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/***************************************************************************/
/* Copyright (c) 2024 Microsoft Corporation */
/* Copyright (c) 2026 Eclipse ThreadX contributors */
/* */
/* This program and the accompanying materials are made available under */
/* the terms of the MIT License which is available at */
/* https://opensource.org/licenses/MIT. */
/* */
/* SPDX-License-Identifier: MIT */
/***************************************************************************/
#ifndef NX_CRYPTO_STANDALONE_ENABLE
#include "nx_api.h"
#else
#include "nx_crypto_port.h"
#endif
typedef struct
{
/* The hash to use (e.g. SHA-256, SHA-1, etc...). */
UINT hash_routine_id;
/* Input Key Material. */
const UCHAR *ikm;
UINT ikm_len;
/* Input "salt". */
const UCHAR *salt;
UINT salt_len;
/* Input "info". */
const UCHAR *info;
UINT info_len;
/* Desired PRK output from HKDF-extract. */
const UCHAR *prk;
UINT prk_length;
/* Desired output from HKDF-expand. */
UINT desired_length;
const UCHAR *okm;
UINT okm_len;
} HKDF_DATA;
static const CHAR HKDF_TEST_IKM_1[] = {0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, };
static const CHAR HKDF_TEST_SALT_1[] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, };
static const CHAR HKDF_TEST_INFO_1[] = {0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, };
static const CHAR HKDF_TEST_PRK_1[] = {0x07, 0x77, 0x09, 0x36, 0x2c, 0x2e, 0x32, 0xdf, 0x0d, 0xdc, 0x3f, 0x0d, 0xc4, 0x7b, 0xba, 0x63, 0x90, 0xb6, 0xc7, 0x3b, 0xb5, 0x0f, 0x9c, 0x31, 0x22, 0xec, 0x84, 0x4a, 0xd7, 0xc2, 0xb3, 0xe5, };
#define HKDF_TEST_LENGTH_1 (42)
static const CHAR HKDF_TEST_OKM_1[] = {0x3c, 0xb2, 0x5f, 0x25, 0xfa, 0xac, 0xd5, 0x7a, 0x90, 0x43, 0x4f, 0x64, 0xd0, 0x36, 0x2f, 0x2a, 0x2d, 0x2d, 0x0a, 0x90, 0xcf, 0x1a, 0x5a, 0x4c, 0x5d, 0xb0, 0x2d, 0x56, 0xec, 0xc4, 0xc5, 0xbf, 0x34, 0x00, 0x72, 0x08, 0xd5, 0xb8, 0x87, 0x18, 0x58, 0x65, };
static const UCHAR HKDF_TEST_IKM_2[] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, };
static const UCHAR HKDF_TEST_SALT_2[] = {0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, };
static const UCHAR HKDF_TEST_INFO_2[] = {0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, };
static const UCHAR HKDF_TEST_PRK_2[] = {0x06, 0xa6, 0xb8, 0x8c, 0x58, 0x53, 0x36, 0x1a, 0x06, 0x10, 0x4c, 0x9c, 0xeb, 0x35, 0xb4, 0x5c, 0xef, 0x76, 0x00, 0x14, 0x90, 0x46, 0x71, 0x01, 0x4a, 0x19, 0x3f, 0x40, 0xc1, 0x5f, 0xc2, 0x44, };
#define HKDF_TEST_LENGTH_2 (82)
static const UCHAR HKDF_TEST_OKM_2[] = {0xb1, 0x1e, 0x39, 0x8d, 0xc8, 0x03, 0x27, 0xa1, 0xc8, 0xe7, 0xf7, 0x8c, 0x59, 0x6a, 0x49, 0x34, 0x4f, 0x01, 0x2e, 0xda, 0x2d, 0x4e, 0xfa, 0xd8, 0xa0, 0x50, 0xcc, 0x4c, 0x19, 0xaf, 0xa9, 0x7c, 0x59, 0x04, 0x5a, 0x99, 0xca, 0xc7, 0x82, 0x72, 0x71, 0xcb, 0x41, 0xc6, 0x5e, 0x59, 0x0e, 0x09, 0xda, 0x32, 0x75, 0x60, 0x0c, 0x2f, 0x09, 0xb8, 0x36, 0x77, 0x93, 0xa9, 0xac, 0xa3, 0xdb, 0x71, 0xcc, 0x30, 0xc5, 0x81, 0x79, 0xec, 0x3e, 0x87, 0xc1, 0x4c, 0x01, 0xd5, 0xc1, 0xf3, 0x43, 0x4f, 0x1d, 0x87, };
static const UCHAR HKDF_TEST_IKM_3[] = {0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, };
static const UCHAR HKDF_TEST_SALT_3[] = { };
static const UCHAR HKDF_TEST_INFO_3[] = { };
static const UCHAR HKDF_TEST_PRK_3[] = {0x19, 0xef, 0x24, 0xa3, 0x2c, 0x71, 0x7b, 0x16, 0x7f, 0x33, 0xa9, 0x1d, 0x6f, 0x64, 0x8b, 0xdf, 0x96, 0x59, 0x67, 0x76, 0xaf, 0xdb, 0x63, 0x77, 0xac, 0x43, 0x4c, 0x1c, 0x29, 0x3c, 0xcb, 0x04, };
#define HKDF_TEST_LENGTH_3 (42)
static const UCHAR HKDF_TEST_OKM_3[] = {0x8d, 0xa4, 0xe7, 0x75, 0xa5, 0x63, 0xc1, 0x8f, 0x71, 0x5f, 0x80, 0x2a, 0x06, 0x3c, 0x5a, 0x31, 0xb8, 0xa1, 0x1f, 0x5c, 0x5e, 0xe1, 0x87, 0x9e, 0xc3, 0x45, 0x4e, 0x5f, 0x3c, 0x73, 0x8d, 0x2d, 0x9d, 0x20, 0x13, 0x95, 0xfa, 0xa4, 0xb6, 0x1a, 0x96, 0xc8, };
static const UCHAR HKDF_TEST_IKM_4[] = {0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, };
static const UCHAR HKDF_TEST_SALT_4[] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, };
static const UCHAR HKDF_TEST_INFO_4[] = {0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, };
static const UCHAR HKDF_TEST_PRK_4[] = {0x9b, 0x6c, 0x18, 0xc4, 0x32, 0xa7, 0xbf, 0x8f, 0x0e, 0x71, 0xc8, 0xeb, 0x88, 0xf4, 0xb3, 0x0b, 0xaa, 0x2b, 0xa2, 0x43, };
#define HKDF_TEST_LENGTH_4 (42)
static const UCHAR HKDF_TEST_OKM_4[] = {0x08, 0x5a, 0x01, 0xea, 0x1b, 0x10, 0xf3, 0x69, 0x33, 0x06, 0x8b, 0x56, 0xef, 0xa5, 0xad, 0x81, 0xa4, 0xf1, 0x4b, 0x82, 0x2f, 0x5b, 0x09, 0x15, 0x68, 0xa9, 0xcd, 0xd4, 0xf1, 0x55, 0xfd, 0xa2, 0xc2, 0x2e, 0x42, 0x24, 0x78, 0xd3, 0x05, 0xf3, 0xf8, 0x96, };
static const UCHAR HKDF_TEST_IKM_5[] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, };
static const UCHAR HKDF_TEST_SALT_5[] = {0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, };
static const UCHAR HKDF_TEST_INFO_5[] = {0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, };
static const UCHAR HKDF_TEST_PRK_5[] = {0x8a, 0xda, 0xe0, 0x9a, 0x2a, 0x30, 0x70, 0x59, 0x47, 0x8d, 0x30, 0x9b, 0x26, 0xc4, 0x11, 0x5a, 0x22, 0x4c, 0xfa, 0xf6, };
#define HKDF_TEST_LENGTH_5 (82)
static const UCHAR HKDF_TEST_OKM_5[] = {0x0b, 0xd7, 0x70, 0xa7, 0x4d, 0x11, 0x60, 0xf7, 0xc9, 0xf1, 0x2c, 0xd5, 0x91, 0x2a, 0x06, 0xeb, 0xff, 0x6a, 0xdc, 0xae, 0x89, 0x9d, 0x92, 0x19, 0x1f, 0xe4, 0x30, 0x56, 0x73, 0xba, 0x2f, 0xfe, 0x8f, 0xa3, 0xf1, 0xa4, 0xe5, 0xad, 0x79, 0xf3, 0xf3, 0x34, 0xb3, 0xb2, 0x02, 0xb2, 0x17, 0x3c, 0x48, 0x6e, 0xa3, 0x7c, 0xe3, 0xd3, 0x97, 0xed, 0x03, 0x4c, 0x7f, 0x9d, 0xfe, 0xb1, 0x5c, 0x5e, 0x92, 0x73, 0x36, 0xd0, 0x44, 0x1f, 0x4c, 0x43, 0x00, 0xe2, 0xcf, 0xf0, 0xd0, 0x90, 0x0b, 0x52, 0xd3, 0xb4, };
static const UCHAR HKDF_TEST_IKM_6[] = {0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, };
static const UCHAR HKDF_TEST_PRK_6[] = {0xda, 0x8c, 0x8a, 0x73, 0xc7, 0xfa, 0x77, 0x28, 0x8e, 0xc6, 0xf5, 0xe7, 0xc2, 0x97, 0x78, 0x6a, 0xa0, 0xd3, 0x2d, 0x01, };
static const UCHAR HKDF_TEST_SALT_6[] = { };
static const UCHAR HKDF_TEST_INFO_6[] = { };
#define HKDF_TEST_LENGTH_6 (42)
static const UCHAR HKDF_TEST_OKM_6[] = {0x0a, 0xc1, 0xaf, 0x70, 0x02, 0xb3, 0xd7, 0x61, 0xd1, 0xe5, 0x52, 0x98, 0xda, 0x9d, 0x05, 0x06, 0xb9, 0xae, 0x52, 0x05, 0x72, 0x20, 0xa3, 0x06, 0xe0, 0x7b, 0x6b, 0x87, 0xe8, 0xdf, 0x21, 0xd0, 0xea, 0x00, 0x03, 0x3d, 0xe0, 0x39, 0x84, 0xd3, 0x49, 0x18, };
static const UCHAR HKDF_TEST_IKM_7[] = {0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, };
static const UCHAR HKDF_TEST_SALT_7[] = { };
static const UCHAR HKDF_TEST_INFO_7[] = { };
static const UCHAR HKDF_TEST_PRK_7[] = {0x2a, 0xdc, 0xca, 0xda, 0x18, 0x77, 0x9e, 0x7c, 0x20, 0x77, 0xad, 0x2e, 0xb1, 0x9d, 0x3f, 0x3e, 0x73, 0x13, 0x85, 0xdd, };
#define HKDF_TEST_LENGTH_7 (42)
static const UCHAR HKDF_TEST_OKM_7[] = {0x2c, 0x91, 0x11, 0x72, 0x04, 0xd7, 0x45, 0xf3, 0x50, 0x0d, 0x63, 0x6a, 0x62, 0xf6, 0x4f, 0x0a, 0xb3, 0xba, 0xe5, 0x48, 0xaa, 0x53, 0xd4, 0x23, 0xb0, 0xd1, 0xf2, 0x7e, 0xbb, 0xa6, 0xf5, 0xe5, 0x67, 0x3a, 0x08, 0x1d, 0x70, 0xcc, 0xe7, 0xac, 0xfc, 0x48, };
static HKDF_DATA hkdf_test_data[] =
{
{ NX_CRYPTO_HASH_SHA256, HKDF_TEST_IKM_1, sizeof(HKDF_TEST_IKM_1), HKDF_TEST_SALT_1, sizeof(HKDF_TEST_SALT_1), HKDF_TEST_INFO_1, sizeof(HKDF_TEST_INFO_1), HKDF_TEST_PRK_1, sizeof(HKDF_TEST_PRK_1), HKDF_TEST_LENGTH_1, HKDF_TEST_OKM_1, sizeof(HKDF_TEST_OKM_1) },
{ NX_CRYPTO_HASH_SHA256, HKDF_TEST_IKM_2, sizeof(HKDF_TEST_IKM_2), HKDF_TEST_SALT_2, sizeof(HKDF_TEST_SALT_2), HKDF_TEST_INFO_2, sizeof(HKDF_TEST_INFO_2), HKDF_TEST_PRK_2, sizeof(HKDF_TEST_PRK_2), HKDF_TEST_LENGTH_2, HKDF_TEST_OKM_2, sizeof(HKDF_TEST_OKM_2) },
{ NX_CRYPTO_HASH_SHA256, HKDF_TEST_IKM_3, sizeof(HKDF_TEST_IKM_3), HKDF_TEST_SALT_3, sizeof(HKDF_TEST_SALT_3), HKDF_TEST_INFO_3, sizeof(HKDF_TEST_INFO_3), HKDF_TEST_PRK_3, sizeof(HKDF_TEST_PRK_3), HKDF_TEST_LENGTH_3, HKDF_TEST_OKM_3, sizeof(HKDF_TEST_OKM_3) },
{ NX_CRYPTO_HASH_SHA1, HKDF_TEST_IKM_4, sizeof(HKDF_TEST_IKM_4), HKDF_TEST_SALT_4, sizeof(HKDF_TEST_SALT_4), HKDF_TEST_INFO_4, sizeof(HKDF_TEST_INFO_4), HKDF_TEST_PRK_4, sizeof(HKDF_TEST_PRK_4), HKDF_TEST_LENGTH_4, HKDF_TEST_OKM_4, sizeof(HKDF_TEST_OKM_4) },
{ NX_CRYPTO_HASH_SHA1, HKDF_TEST_IKM_5, sizeof(HKDF_TEST_IKM_5), HKDF_TEST_SALT_5, sizeof(HKDF_TEST_SALT_5), HKDF_TEST_INFO_5, sizeof(HKDF_TEST_INFO_5), HKDF_TEST_PRK_5, sizeof(HKDF_TEST_PRK_5), HKDF_TEST_LENGTH_5, HKDF_TEST_OKM_5, sizeof(HKDF_TEST_OKM_5) },
{ NX_CRYPTO_HASH_SHA1, HKDF_TEST_IKM_6, sizeof(HKDF_TEST_IKM_6), HKDF_TEST_SALT_6, sizeof(HKDF_TEST_SALT_6), HKDF_TEST_INFO_6, sizeof(HKDF_TEST_INFO_6), HKDF_TEST_PRK_6, sizeof(HKDF_TEST_PRK_6), HKDF_TEST_LENGTH_6, HKDF_TEST_OKM_6, sizeof(HKDF_TEST_OKM_6) },
{ NX_CRYPTO_HASH_SHA1, HKDF_TEST_IKM_7, sizeof(HKDF_TEST_IKM_7), HKDF_TEST_SALT_7, sizeof(HKDF_TEST_SALT_7), HKDF_TEST_INFO_7, sizeof(HKDF_TEST_INFO_7), HKDF_TEST_PRK_7, sizeof(HKDF_TEST_PRK_7), HKDF_TEST_LENGTH_7, HKDF_TEST_OKM_7, sizeof(HKDF_TEST_OKM_7) },
};
/*
# The following Python script parses the text from the RFC (see below) and
# generates C arrays for the test data directly from the RFC.
def parse_rfc(f):
test = 0
output = []
for index, line in enumerate(f):
# Look for variable assignment
if line.find("=") != -1:
# Split into assignment and value
var, value = line.split("=")
var = var.strip()
#print("Var: " + var + ", Value: " + value);
# Get the number value
if value.find("0x") != -1:
# At each IKM, increment the test number
if var == "IKM":
test += 1
# Get the input hex value to split into parts.
value = value.split("0x")[1].strip()
i = index + 1
while value.find("octets") == -1:
# Get next lines
value += f[i].strip()
i += 1
# Look for the trailing "(xx octets)"
value = value.split("(")[0].strip()
# Set up the C output variable and assignment
val_str = "UCHAR " + var + "_" + str(test) + "[] = {"
# Create the C unsigned char array intializer
for i in range(0, len(value), 2):
val_str += "0x" + value[i:i+2] + ", "
val_str += "};\n"
# Add to our output
output.append(val_str)
return output
f = open("rfc.txt", "r")
y = f.readlines()
x = parse_rfc(y)
f.close()
f = open("rfc_output.c", "w")
for line in x:
f.write(line)
f.close()
###############################################
From RFC 5869:
Appendix A. Test Vectors
This appendix provides test vectors for SHA-256 and SHA-1 hash
functions [SHS].
A.1. Test Case 1
Basic test case with SHA-256
Hash = SHA-256
IKM = 0x0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b (22 octets)
salt = 0x000102030405060708090a0b0c (13 octets)
info = 0xf0f1f2f3f4f5f6f7f8f9 (10 octets)
L = 42
PRK = 0x077709362c2e32df0ddc3f0dc47bba63
90b6c73bb50f9c3122ec844ad7c2b3e5 (32 octets)
OKM = 0x3cb25f25faacd57a90434f64d0362f2a
2d2d0a90cf1a5a4c5db02d56ecc4c5bf
34007208d5b887185865 (42 octets)
A.2. Test Case 2
Test with SHA-256 and longer inputs/outputs
Hash = SHA-256
IKM = 0x000102030405060708090a0b0c0d0e0f
101112131415161718191a1b1c1d1e1f
202122232425262728292a2b2c2d2e2f
303132333435363738393a3b3c3d3e3f
404142434445464748494a4b4c4d4e4f (80 octets)
salt = 0x606162636465666768696a6b6c6d6e6f
707172737475767778797a7b7c7d7e7f
808182838485868788898a8b8c8d8e8f
909192939495969798999a9b9c9d9e9f
a0a1a2a3a4a5a6a7a8a9aaabacadaeaf (80 octets)
info = 0xb0b1b2b3b4b5b6b7b8b9babbbcbdbebf
c0c1c2c3c4c5c6c7c8c9cacbcccdcecf
d0d1d2d3d4d5d6d7d8d9dadbdcdddedf
e0e1e2e3e4e5e6e7e8e9eaebecedeeef
f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff (80 octets)
L = 82
PRK = 0x06a6b88c5853361a06104c9ceb35b45c
ef760014904671014a193f40c15fc244 (32 octets)
OKM = 0xb11e398dc80327a1c8e7f78c596a4934
4f012eda2d4efad8a050cc4c19afa97c
59045a99cac7827271cb41c65e590e09
da3275600c2f09b8367793a9aca3db71
cc30c58179ec3e87c14c01d5c1f3434f
1d87 (82 octets)
A.3. Test Case 3
Test with SHA-256 and zero-length salt/info
Hash = SHA-256
IKM = 0x0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b (22 octets)
salt = (0 octets)
info = (0 octets)
L = 42
PRK = 0x19ef24a32c717b167f33a91d6f648bdf
96596776afdb6377ac434c1c293ccb04 (32 octets)
OKM = 0x8da4e775a563c18f715f802a063c5a31
b8a11f5c5ee1879ec3454e5f3c738d2d
9d201395faa4b61a96c8 (42 octets)
A.4. Test Case 4
Basic test case with SHA-1
Hash = SHA-1
IKM = 0x0b0b0b0b0b0b0b0b0b0b0b (11 octets)
salt = 0x000102030405060708090a0b0c (13 octets)
info = 0xf0f1f2f3f4f5f6f7f8f9 (10 octets)
L = 42
PRK = 0x9b6c18c432a7bf8f0e71c8eb88f4b30baa2ba243 (20 octets)
OKM = 0x085a01ea1b10f36933068b56efa5ad81
a4f14b822f5b091568a9cdd4f155fda2
c22e422478d305f3f896 (42 octets)
A.5. Test Case 5
Test with SHA-1 and longer inputs/outputs
Hash = SHA-1
IKM = 0x000102030405060708090a0b0c0d0e0f
101112131415161718191a1b1c1d1e1f
202122232425262728292a2b2c2d2e2f
303132333435363738393a3b3c3d3e3f
404142434445464748494a4b4c4d4e4f (80 octets)
salt = 0x606162636465666768696a6b6c6d6e6f
707172737475767778797a7b7c7d7e7f
808182838485868788898a8b8c8d8e8f
909192939495969798999a9b9c9d9e9f
a0a1a2a3a4a5a6a7a8a9aaabacadaeaf (80 octets)
info = 0xb0b1b2b3b4b5b6b7b8b9babbbcbdbebf
c0c1c2c3c4c5c6c7c8c9cacbcccdcecf
d0d1d2d3d4d5d6d7d8d9dadbdcdddedf
e0e1e2e3e4e5e6e7e8e9eaebecedeeef
f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff (80 octets)
L = 82
PRK = 0x8adae09a2a307059478d309b26c4115a224cfaf6 (20 octets)
OKM = 0x0bd770a74d1160f7c9f12cd5912a06eb
ff6adcae899d92191fe4305673ba2ffe
8fa3f1a4e5ad79f3f334b3b202b2173c
486ea37ce3d397ed034c7f9dfeb15c5e
927336d0441f4c4300e2cff0d0900b52
d3b4 (82 octets)
A.6. Test Case 6
Test with SHA-1 and zero-length salt/info
Hash = SHA-1
IKM = 0x0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b (22 octets)
salt = (0 octets)
info = (0 octets)
L = 42
PRK = 0xda8c8a73c7fa77288ec6f5e7c297786aa0d32d01 (20 octets)
OKM = 0x0ac1af7002b3d761d1e55298da9d0506
b9ae52057220a306e07b6b87e8df21d0
ea00033de03984d34918 (42 octets)
A.7. Test Case 7
Test with SHA-1, salt not provided (defaults to HashLen zero octets),
zero-length info
Hash = SHA-1
IKM = 0x0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c (22 octets)
salt = not provided (defaults to HashLen zero octets)
info = (0 octets)
L = 42
PRK = 0x2adccada18779e7c2077ad2eb19d3f3e731385dd (20 octets)
OKM = 0x2c91117204d745f3500d636a62f64f0a
b3bae548aa53d423b0d1f27ebba6f5e5
673a081d70cce7acfc48 (42 octets)
*/
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