151 lines
3.5 KiB
C
151 lines
3.5 KiB
C
/* t-encrypt-large.c - Regression test for large amounts of data.
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* Copyright (C) 2005 g10 Code GmbH
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*
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* This file is part of GPGME.
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*
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* GPGME is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* GPGME is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, see <https://gnu.org/licenses/>.
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* SPDX-License-Identifier: LGPL-2.1-or-later
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*/
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/* We need to include config.h so that we know whether we are building
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with large file system (LFS) support. */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <gpgme.h>
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#include "t-support.h"
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struct cb_parms
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{
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size_t bytes_to_send;
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size_t bytes_received;
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};
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/* The read callback used by GPGME to read data. */
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static ssize_t
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read_cb (void *handle, void *buffer, size_t size)
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{
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struct cb_parms *parms = handle;
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char *p = buffer;
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for (; size && parms->bytes_to_send; size--, parms->bytes_to_send--)
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*p++ = rand ();
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return (p - (char*)buffer);
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}
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/* The write callback used by GPGME to write data. */
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static ssize_t
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write_cb (void *handle, const void *buffer, size_t size)
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{
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struct cb_parms *parms = handle;
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(void)buffer;
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parms->bytes_received += size;
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return size;
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}
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static void
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progress_cb (void *opaque, const char *what, int type, int current, int total)
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{
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/* This is just a dummy. */
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(void)opaque;
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(void)what;
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(void)type;
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(void)current;
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(void)total;
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}
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int
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main (int argc, char *argv[])
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{
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gpgme_ctx_t ctx;
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gpgme_error_t err;
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struct gpgme_data_cbs cbs;
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gpgme_data_t in, out;
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gpgme_key_t key[3] = { NULL, NULL, NULL };
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gpgme_encrypt_result_t result;
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size_t nbytes;
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struct cb_parms parms;
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if (argc > 1)
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nbytes = atoi (argv[1]);
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else
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nbytes = 100000;
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init_gpgme (GPGME_PROTOCOL_OpenPGP);
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memset (&cbs, 0, sizeof cbs);
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cbs.read = read_cb;
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cbs.write = write_cb;
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memset (&parms, 0, sizeof parms);
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parms.bytes_to_send = nbytes;
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err = gpgme_new (&ctx);
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fail_if_err (err);
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gpgme_set_armor (ctx, 0);
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/* Install a progress handler to enforce a bit of more work to the
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gpgme i/o system. */
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gpgme_set_progress_cb (ctx, progress_cb, NULL);
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err = gpgme_data_new_from_cbs (&in, &cbs, &parms);
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fail_if_err (err);
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err = gpgme_data_new_from_cbs (&out, &cbs, &parms);
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fail_if_err (err);
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err = gpgme_get_key (ctx, "A0FF4590BB6122EDEF6E3C542D727CC768697734",
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&key[0], 0);
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fail_if_err (err);
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err = gpgme_get_key (ctx, "D695676BDCEDCC2CDD6152BCFE180B1DA9E3B0B2",
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&key[1], 0);
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fail_if_err (err);
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err = gpgme_op_encrypt (ctx, key, GPGME_ENCRYPT_ALWAYS_TRUST, in, out);
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fail_if_err (err);
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result = gpgme_op_encrypt_result (ctx);
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if (result->invalid_recipients)
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{
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fprintf (stderr, "Invalid recipient encountered: %s\n",
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result->invalid_recipients->fpr);
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exit (1);
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}
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printf ("plaintext=%u bytes, ciphertext=%u bytes\n",
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(unsigned int)nbytes, (unsigned int)parms.bytes_received);
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gpgme_key_unref (key[0]);
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gpgme_key_unref (key[1]);
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gpgme_data_release (in);
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gpgme_data_release (out);
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gpgme_release (ctx);
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return 0;
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}
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