demos/maurice/loadkeys.c

   1 /* NOCW */
   2 /*
   3         Please read the README file for condition of use, before
   4         using this software.
   5
   6         Maurice Gittens  <mgittens@gits.nl>   January 1997
   7
   8 */
   9
  10 #include <unistd.h>
  11 #include <stdio.h>
  12 #include <netinet/in.h>
  13 #include <fcntl.h>
  14 #include <strings.h>
  15 #include <stdlib.h>
  16
  17 #include <openssl/rsa.h>
  18 #include <openssl/evp.h>
  19 #include <openssl/objects.h>
  20 #include <openssl/x509.h>
  21 #include <openssl/err.h>
  22 #include <openssl/pem.h>
  23 #include <openssl/ssl.h>
  24
  25 EVP_PKEY * ReadPublicKey(const char *certfile)
  26 {
  27   FILE *fp = fopen (certfile, "r");
  28   X509 *x509;
  29   EVP_PKEY *pkey;
  30
  31   if (!fp)
  32      return NULL;
  33
  34   x509 = PEM_read_X509(fp, NULL, 0, NULL);
  35
  36   if (x509 == NULL)
  37   {
  38      ERR_print_errors_fp (stderr);
  39      return NULL;
  40   }
  41
  42   fclose (fp);
  43
  44   pkey=X509_extract_key(x509);
  45
  46   X509_free(x509);
  47
  48   if (pkey == NULL)
  49      ERR_print_errors_fp (stderr);
  50
  51   return pkey;
  52 }
  53
  54 EVP_PKEY *ReadPrivateKey(const char *keyfile)
  55 {
  56         FILE *fp = fopen(keyfile, "r");
  57         EVP_PKEY *pkey;
  58
  59         if (!fp)
  60                 return NULL;
  61
  62         pkey = PEM_read_PrivateKey(fp, NULL, 0, NULL);
  63
  64         fclose (fp);
  65
  66         if (pkey == NULL)
  67                 ERR_print_errors_fp (stderr);
  68
  69         return pkey;
  70 }
  71
  72