1 files changed, 143 insertions, 0 deletions
diff --git a/tests/gpg/t-encrypt-large.c b/tests/gpg/t-encrypt-large.c
new file mode 100644
index 00000000..6cc6138c
--- /dev/null
+++ b/tests/gpg/t-encrypt-large.c
@@ -0,0 +1,143 @@
+/* t-encrypt-large.c - Regression test for large amounts of data.
+   Copyright (C) 2005 g10 Code GmbH
+
+   This file is part of GPGME.
+ 
+   GPGME 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.
+   
+   GPGME 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, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA.  */
+
+/* We need to include config.h so that we know whether we are building
+   with large file system (LFS) support. */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <gpgme.h>
+
+#include "t-support.h"
+
+
+struct cb_parms
+{
+  size_t bytes_to_send;
+  size_t bytes_received;
+};
+
+
+
+/* The read callback used by GPGME to read data. */
+static ssize_t
+read_cb (void *handle, void *buffer, size_t size)
+{
+  struct cb_parms *parms = handle;
+  char *p = buffer;
+
+  for (; size && parms->bytes_to_send; size--, parms->bytes_to_send--)
+    *p++ = rand ();
+      
+  return (p - (char*)buffer);
+}
+
+/* The write callback used by GPGME to write data. */
+static ssize_t
+write_cb (void *handle, const void *buffer, size_t size)
+{
+  struct cb_parms *parms = handle;
+
+  parms->bytes_received += size;
+
+  return size;
+}
+
+
+static void
+progress_cb (void *opaque, const char *what, int type, int current, int total)
+{
+  /* This is just a dummy. */
+}
+
+
+
+
+
+int 
+main (int argc, char *argv[])
+{
+  gpgme_ctx_t ctx;
+  gpgme_error_t err;
+  struct gpgme_data_cbs cbs;
+  gpgme_data_t in, out;
+  gpgme_key_t key[3] = { NULL, NULL, NULL };
+  gpgme_encrypt_result_t result;
+  size_t nbytes;
+  struct cb_parms parms;
+
+  if (argc > 1)
+    nbytes = atoi (argv[1]);
+  else
+    nbytes = 100000;
+
+  init_gpgme (GPGME_PROTOCOL_OpenPGP);
+    
+  memset (&cbs, 0, sizeof cbs);
+  cbs.read = read_cb;
+  cbs.write = write_cb;
+  memset (&parms, 0, sizeof parms);
+  parms.bytes_to_send = nbytes;
+
+  err = gpgme_new (&ctx);
+  fail_if_err (err);
+  gpgme_set_armor (ctx, 0);
+
+  /* Install a progress handler to enforce a bit of more work to the
+     gpgme i/o system. */
+  gpgme_set_progress_cb (ctx, progress_cb, NULL);
+
+  err = gpgme_data_new_from_cbs (&in, &cbs, &parms);
+  fail_if_err (err);
+
+  err = gpgme_data_new_from_cbs (&out, &cbs, &parms);
+  fail_if_err (err);
+
+  err = gpgme_get_key (ctx, "A0FF4590BB6122EDEF6E3C542D727CC768697734",
+		       &key[0], 0);
+  fail_if_err (err);
+  err = gpgme_get_key (ctx, "D695676BDCEDCC2CDD6152BCFE180B1DA9E3B0B2",
+		       &key[1], 0);
+  fail_if_err (err);
+
+  err = gpgme_op_encrypt (ctx, key, GPGME_ENCRYPT_ALWAYS_TRUST, in, out);
+  fail_if_err (err);
+  result = gpgme_op_encrypt_result (ctx);
+  if (result->invalid_recipients)
+    {
+      fprintf (stderr, "Invalid recipient encountered: %s\n",
+	       result->invalid_recipients->fpr);
+      exit (1);
+    }
+  printf ("plaintext=%u bytes, ciphertext=%u bytes\n", 
+          (unsigned int)nbytes, (unsigned int)parms.bytes_received);
+
+  gpgme_key_unref (key[0]);
+  gpgme_key_unref (key[1]);
+  gpgme_data_release (in);
+  gpgme_data_release (out);
+  gpgme_release (ctx);
+  return 0;
+}