src/libstrongswan/fips/fips_signer.c

   1 /*
   2  * Copyright (C) 2007 Bruno Krieg, Daniel Wydler
   3  * Hochschule fuer Technik Rapperswil, Switzerland
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  *
  15  * $Id$
  16  */
  17
  18 #include <stdio.h>
  19
  20 #include <crypto/hashers/hasher.h>
  21 #include "fips.h"
  22
  23 int main(int argc, char* argv[])
  24 {
  25         FILE *f;
  26         char *hmac_key = "strongSwan Version " VERSION;
  27         char  hmac_signature[BUF_LEN];
  28
  29         /* initialize library */
  30         library_init(STRONGSWAN_CONF);
  31         lib->plugins->load(lib->plugins, IPSEC_PLUGINDIR, "libstrongswan-");
  32
  33         if (!fips_compute_hmac_signature(hmac_key, hmac_signature))
  34         {
  35                 exit(1);
  36         }
  37
  38         /**
  39      * write computed HMAC signature to fips_signature.h
  40          */
  41         f = fopen("fips_signature.h", "wt");
  42
  43         if (f == NULL)
  44         {
  45                 exit(1);
  46         }
  47         fprintf(f, "/* SHA-1 HMAC signature computed over TEXT and RODATA of libstrongswan\n");
  48         fprintf(f, " *\n");
  49         fprintf(f, " * This file has been automatically generated by fips_signer\n");
  50         fprintf(f, " * Do not edit manually!\n");
  51         fprintf(f, " */\n");
  52         fprintf(f, "\n");
  53         fprintf(f, "#ifndef FIPS_SIGNATURE_H_\n");
  54         fprintf(f, "#define FIPS_SIGNATURE_H_\n");
  55         fprintf(f, "\n");
  56         fprintf(f, "const char *hmac_key = \"%s\";\n", hmac_key);
  57         fprintf(f, "const char *hmac_signature = \"%s\";\n", hmac_signature);
  58         fprintf(f, "\n");
  59         fprintf(f, "#endif /* FIPS_SIGNATURE_H_ @} */\n");
  60         fclose(f);
  61
  62         library_deinit();
  63         exit(0);
  64 }