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-rw-r--r--tests/gpg/t-encrypt-large.c143
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diff --git a/tests/gpg/t-encrypt-large.c b/tests/gpg/t-encrypt-large.c
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+++ b/tests/gpg/t-encrypt-large.c
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+/* 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;
+}