Deal with kernels pre-6.12 kernel that relocated unaligned.h

[systemtap.git] / stap-authorize-cert.cxx

/*
  Add the certificate contained in the given file to the given certificate database.

  Copyright (C) 2011-2018 Red Hat Inc.

  This file is part of systemtap, and is free software.  You can
  redistribute it and/or modify it under the terms of the GNU General Public
  License as published by the Free Software Foundation; either version 2 of the
  License, or (at your option) any later version.

  This program 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"

extern "C" {
#include <nspr.h>
}
#include <string>

#include "util.h"
#include "nsscommon.h"

using namespace std;

// Called by methods within nsscommon.
extern "C"
void
nsscommon_error (const char *msg, int logit __attribute ((unused)))
{
  clog << msg << endl << flush;
}

static void
fatal (const char *msg)
{
  nsscommon_error (msg);
  exit (1);
}

int
main (int argc, char **argv) {
  // Obtain the filename of the certificate.
  if (argc < 2)
    {
      fatal (_("Certificate file must be specified"));
      return 1;
    }
  const char *certFileName = argv[1];

  // Obtain the certificate database directory name.
  if (argc < 3)
    {
      fatal (_("Certificate database directory must be specified"));
      return 1;
    }
  const char *certDBName = argv[2];

  // Make sure NSPR is initialized. Must be done before NSS is initialized
  PR_Init (PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1);
  /* Set the cert database password callback. */
  PK11_SetPasswordFunc (nssPasswordCallback);

  // Add the certificate to the database.
  SECStatus secStatus = add_client_cert (certFileName, certDBName, db_nssinit);
  if (secStatus != SECSuccess)
    {
      // NSS message already issued.
      nsscommon_error (_("Unable to authorize certificate"));
    }

  // Clean up.
  PR_Cleanup ();

  return secStatus == SECSuccess;
}