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/* t-generaterandom.c - Regression test.
* Copyright (C) 2016 g10 Code GmbH
*
* This file is part of Scute.
*
* Scute is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* Scute is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <https://gnu.org/licenses/>.
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include <stdio.h>
#include <stdbool.h>
#include "t-support.h"
int
main (int argc, char *argv[])
{
CK_RV err;
CK_SLOT_ID_PTR slots;
CK_ULONG slots_count;
unsigned int i;
(void) argc;
(void) argv;
init_cryptoki ();
err = C_GetSlotList (true, NULL, &slots_count);
fail_if_err (err);
if (slots_count == 0)
{
printf ("Skipping test because no token is present.\n");
return 77;
}
printf ("Number of slots with tokens: %lu\n", slots_count);
slots = malloc (sizeof (CK_SLOT_ID) * slots_count);
if (!slots)
fail_if_err (CKR_HOST_MEMORY);
err = C_GetSlotList (true, slots, &slots_count);
fail_if_err (err);
for (i = 0; i < slots_count; i++)
{
CK_TOKEN_INFO info;
printf ("%2i. Slot ID %lu\n", i, slots[i]);
err = C_GetTokenInfo (slots[i], &info);
fail_if_err (err);
if ((info.flags & CKF_RNG) > 0)
{
CK_SESSION_HANDLE session;
unsigned char buffer[16];
unsigned int j;
printf(" RNG available\n");
err = C_OpenSession (slots[i], CKF_SERIAL_SESSION, NULL, NULL,
&session);
fail_if_err (err);
printf (" Session ID: %lu\n", session);
err = C_GenerateRandom (session, buffer, sizeof(buffer));
fail_if_err (err);
printf (" Random bytes: 0x");
for (j = 0; j < sizeof(buffer); j++)
printf ("%02x", buffer[j]);
printf ("\n");
err = C_CloseSession (session);
fail_if_err (err);
}
else
printf (" No RNG available on token\n");
}
return 0;
}
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