import_ed.c File Reference

#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include "util.h"
#include <yubihsm.h>

Include dependency graph for import_ed.c:

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Macros
#define	DEFAULT_CONNECTOR_URL   "http://127.0.0.1:12345"

Functions
int	main (void)

Variables
const char	ed25519_pvtkey_file [] = "ed25519_pvtkey.pem"
const char *	key_label = "label"
const uint8_t	password [] = "password"
const uint8_t	data [] = {0x72}
const uint8_t	expected_signature []
const uint8_t	expected_public_key []

Macro Definition Documentation

DEFAULT_CONNECTOR_URL

#define DEFAULT_CONNECTOR_URL   "http://127.0.0.1:12345"

Definition at line 32 of file import_ed.c.

Function Documentation

main()

int main

(

void

)

Definition at line 51 of file import_ed.c.

               {
  yh_connector *connector = NULL;
  yh_session *session = NULL;
  yh_rc yrc = YHR_GENERIC_ERROR;
 
  uint16_t authkey = 1;
 
  const char *connector_url;
 
  connector_url = getenv("DEFAULT_CONNECTOR_URL");
  if (connector_url == NULL) {
    connector_url = DEFAULT_CONNECTOR_URL;
  }
 
  yrc = yh_init();
  assert(yrc == YHR_SUCCESS);
 
  yrc = yh_init_connector(connector_url, &connector);
  assert(yrc == YHR_SUCCESS);
 
  yrc = yh_connect(connector, 0);
  assert(yrc == YHR_SUCCESS);
 
  yrc = yh_create_session_derived(connector, authkey, password,
                                  sizeof(password), false, &session);
  assert(yrc == YHR_SUCCESS);
 
  yrc = yh_authenticate_session(session);
  assert(yrc == YHR_SUCCESS);
 
  uint8_t session_id;
  yrc = yh_get_session_id(session, &session_id);
  assert(yrc == YHR_SUCCESS);
 
  printf("Successfully established session %02d\n", session_id);
 
  FILE *fp = fopen(ed25519_pvtkey_file, "rb");
  assert(fp != NULL);
 
  yh_algorithm algorithm = 0;
  uint8_t key[2048];
  size_t key_material_len = sizeof(key);
  if (!read_file(fp, key, &key_material_len)) {
    assert(false);
  }
  bool ret = read_private_key(key, key_material_len, &algorithm, key,
                              &key_material_len, false);
  assert(ret == true);
  assert(algorithm == YH_ALGO_EC_ED25519);
 
  yh_capabilities capabilities = {{0}};
  yrc = yh_string_to_capabilities("sign-eddsa", &capabilities);
  assert(yrc == YHR_SUCCESS);
 
  uint16_t domain_five = 0;
  yrc = yh_string_to_domains("5", &domain_five);
  assert(yrc == YHR_SUCCESS);
 
  uint16_t key_id = 0; // ID 0 lets the device generate an ID
  yrc = yh_util_import_ed_key(session, &key_id, key_label, domain_five,
                              &capabilities, algorithm, key);
  assert(yrc == YHR_SUCCESS);
 
  printf("Key imported with ID %04x\n", key_id);
 
  printf("Signing %zu bytes of data\n", sizeof(data));
 
  uint8_t signature[128];
  size_t signature_len = sizeof(signature);
  yrc = yh_util_sign_eddsa(session, key_id, data, sizeof(data), signature,
                           &signature_len);
  assert(yrc == YHR_SUCCESS);
 
  printf("Signature (%zu bytes) is:", signature_len);
  for (unsigned int i = 0; i < signature_len; i++) {
    printf(" %02x", signature[i]);
  }
  printf("\n");
 
  assert(signature_len == 64);
  assert(memcmp(signature, expected_signature, 64) == 0);
 
  uint8_t public_key[512];
  size_t public_key_len = sizeof(public_key);
  yrc =
    yh_util_get_public_key(session, key_id, public_key, &public_key_len, NULL);
  assert(yrc == YHR_SUCCESS);
 
  assert(public_key_len == 32);
  assert(memcmp(public_key, expected_public_key, 32) == 0);
 
  printf("Public key (%zu bytes) is:", public_key_len);
  for (unsigned int i = 0; i < public_key_len; i++) {
    printf(" %02x", public_key[i]);
  }
  printf("\n");
 
  yrc = yh_util_close_session(session);
  assert(yrc == YHR_SUCCESS);
 
  yrc = yh_destroy_session(&session);
  assert(yrc == YHR_SUCCESS);
 
  yh_disconnect(connector);
  assert(yrc == YHR_SUCCESS);
 
  yrc = yh_exit();
  assert(yrc == YHR_SUCCESS);
 
  return 0;
}

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Variable Documentation

data

const uint8_t data[] = {0x72}

Definition at line 38 of file import_ed.c.

{0x72};

ed25519_pvtkey_file

const char ed25519_pvtkey_file[] = "ed25519_pvtkey.pem"

Definition at line 35 of file import_ed.c.

expected_public_key

const uint8_t expected_public_key[]

Initial value:

= {0x3d, 0x40, 0x17, 0xc3, 0xe8, 0x43, 0x89,
                                       0x5a, 0x92, 0xb7, 0x0a, 0xa7, 0x4d, 0x1b,
                                       0x7e, 0xbc, 0x9c, 0x98, 0x2c, 0xcf, 0x2e,
                                       0xc4, 0x96, 0x8c, 0xc0, 0xcd, 0x55, 0xf1,
                                       0x2a, 0xf4, 0x66, 0x0c}

Definition at line 45 of file import_ed.c.

                                      {0x3d, 0x40, 0x17, 0xc3, 0xe8, 0x43, 0x89,
                                       0x5a, 0x92, 0xb7, 0x0a, 0xa7, 0x4d, 0x1b,
                                       0x7e, 0xbc, 0x9c, 0x98, 0x2c, 0xcf, 0x2e,
                                       0xc4, 0x96, 0x8c, 0xc0, 0xcd, 0x55, 0xf1,
                                       0x2a, 0xf4, 0x66, 0x0c};

expected_signature

const uint8_t expected_signature[]

Initial value:

=
  {0x92, 0xa0, 0x09, 0xa9, 0xf0, 0xd4, 0xca, 0xb8, 0x72, 0x0e, 0x82, 0x0b, 0x5f,
   0x64, 0x25, 0x40, 0xa2, 0xb2, 0x7b, 0x54, 0x16, 0x50, 0x3f, 0x8f, 0xb3, 0x76,
   0x22, 0x23, 0xeb, 0xdb, 0x69, 0xda, 0x08, 0x5a, 0xc1, 0xe4, 0x3e, 0x15, 0x99,
   0x6e, 0x45, 0x8f, 0x36, 0x13, 0xd0, 0xf1, 0x1d, 0x8c, 0x38, 0x7b, 0x2e, 0xae,
   0xb4, 0x30, 0x2a, 0xee, 0xb0, 0x0d, 0x29, 0x16, 0x12, 0xbb, 0x0c, 0x00}

Definition at line 39 of file import_ed.c.

  {0x92, 0xa0, 0x09, 0xa9, 0xf0, 0xd4, 0xca, 0xb8, 0x72, 0x0e, 0x82, 0x0b, 0x5f,
   0x64, 0x25, 0x40, 0xa2, 0xb2, 0x7b, 0x54, 0x16, 0x50, 0x3f, 0x8f, 0xb3, 0x76,
   0x22, 0x23, 0xeb, 0xdb, 0x69, 0xda, 0x08, 0x5a, 0xc1, 0xe4, 0x3e, 0x15, 0x99,
   0x6e, 0x45, 0x8f, 0x36, 0x13, 0xd0, 0xf1, 0x1d, 0x8c, 0x38, 0x7b, 0x2e, 0xae,
   0xb4, 0x30, 0x2a, 0xee, 0xb0, 0x0d, 0x29, 0x16, 0x12, 0xbb, 0x0c, 0x00};

key_label

const char* key_label = "label"

Definition at line 36 of file import_ed.c.

password

const uint8_t password[] = "password"

Definition at line 37 of file import_ed.c.