Implemented server main loop and started with import command.

sm/import.c

@@ -0,0 +1,213 @@
+/* import.c - Import certificates
+ *	Copyright (C) 2001 Free Software Foundation, Inc.
+ *
+ * This file is part of GnuPG.
+ *
+ * GnuPG 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.
+ *
+ * GnuPG 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h> 
+#include <time.h>
+#include <assert.h>
+
+#include <ksba.h>
+
+#include "gpgsm.h"
+
+struct reader_cb_parm_s {
+  FILE *fp;
+};
+
+
+static int
+reader_cb (void *cb_value, unsigned char *buffer, size_t count, size_t *nread)
+{
+  struct reader_cb_parm_s *parm = cb_value;
+  size_t n;
+  int c = 0;
+
+  *nread = 0;
+  if (!buffer)
+    return -1; /* not supported */
+
+  for (n=0; n < count; n++)
+    {
+      c = getc (parm->fp);
+      if (c == EOF)
+        {
+          if ( ferror (parm->fp) )
+            return -1;
+          if (n)
+            break; /* return what we have beofre an EOF */
+          return -1;
+        }
+      *buffer++ = c;
+    }
+
+  *nread = n;
+  return 0;
+}
+
+
+static void
+print_integer (unsigned char *p)
+{
+  unsigned long len;
+
+  if (!p)
+    fputs ("none", stdout);
+  else
+    {
+      len = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
+      for (p+=4; len; len--, p++)
+        printf ("%02X", *p);
+    }
+}
+
+static void
+print_time (time_t t)
+{
+
+  if (!t)
+    fputs ("none", stdout);
+  else if ( t == (time_t)(-1) )
+    fputs ("error", stdout);
+  else
+    {
+      struct tm *tp;
+
+      tp = gmtime (&t);
+      printf ("%04d-%02d-%02d %02d:%02d:%02d",
+              1900+tp->tm_year, tp->tm_mon+1, tp->tm_mday,
+              tp->tm_hour, tp->tm_min, tp->tm_sec);
+      assert (!tp->tm_isdst);
+    }
+}
+
+static void
+print_dn (char *p)
+{
+
+  if (!p)
+    fputs ("error", stdout);
+  else
+    printf ("`%s'", p);
+}
+
+
+
+
+int
+gpgsm_import (int in_fd)
+{
+  int rc;
+  KsbaReader reader = NULL;
+  KsbaCert cert = NULL;
+  struct reader_cb_parm_s rparm;
+
+  memset (&rparm, 0, sizeof rparm);
+
+  rparm.fp = fdopen ( dup (in_fd), "rb");
+  if (!rparm.fp)
+    {
+      log_error ("fdopen() failed: %s\n", strerror (errno));
+      rc = seterr (IO_Error);
+      goto leave;
+    }
+
+  /* setup a skaba reader which uses a callback function so that we can 
+     strip off a base64 encoding when necessary */
+  reader = ksba_reader_new ();
+  if (!reader)
+    {
+      rc = seterr (Out_Of_Core);
+      goto leave;
+    }
+
+  rc = ksba_reader_set_cb (reader, reader_cb, &rparm );
+  if (rc)
+    {
+      ksba_reader_release (reader);
+      rc = map_ksba_err (rc);
+      goto leave;
+    }
+
+  cert = ksba_cert_new ();
+  if (!cert)
+    {
+      rc = seterr (Out_Of_Core);
+      goto leave;
+    }
+
+  rc = ksba_cert_read_der (cert, reader);
+  if (rc)
+    {
+      rc = map_ksba_err (rc);
+      goto leave;
+    }
+
+  {
+    unsigned char *p;
+    char *dn;
+    time_t t;
+    
+    p = ksba_cert_get_serial (cert);
+    fputs ("serial: ", stdout);
+    print_integer (p);
+    ksba_free (p);
+    putchar ('\n');
+
+    t = ksba_cert_get_validity (cert, 0);
+    fputs ("notBefore: ", stdout);
+    print_time (t);
+    putchar ('\n');
+    t = ksba_cert_get_validity (cert, 1);
+    fputs ("notAfter: ", stdout);
+    print_time (t);
+    putchar ('\n');
+    
+    dn = ksba_cert_get_issuer (cert);
+    fputs ("issuer: ", stdout);
+    print_dn (dn);
+    ksba_free (dn);
+    putchar ('\n');
+    
+    dn = ksba_cert_get_subject (cert);
+    fputs ("subject: ", stdout);
+    print_dn (dn);
+    ksba_free (dn);
+    putchar ('\n');
+
+    printf ("hash algo: %d\n", ksba_cert_get_digest_algo (cert));
+    
+    ksba_cert_hash (cert, NULL, NULL);
+  }
+
+ leave:
+  ksba_cert_release (cert);
+  ksba_reader_release (reader);
+  if (rparm.fp)
+    fclose (rparm.fp);
+  return rc;
+}
+
+
+
+