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/* encrypt-sign.c - encrypt and verify functions
Copyright (C) 2000 Werner Koch (dd9jn)
Copyright (C) 2001, 2002, 2003, 2004 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., 51 Franklin Street, Fifth Floor, Boston, MA
02111-1307, USA. */
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include "gpgme.h"
#include "context.h"
#include "ops.h"
static gpgme_error_t
encrypt_sign_status_handler (void *priv, gpgme_status_code_t code, char *args)
{
gpgme_error_t err;
err = _gpgme_progress_status_handler (priv, code, args);
if (!err)
err = _gpgme_encrypt_status_handler (priv, code, args);
if (!err)
err = _gpgme_sign_status_handler (priv, code, args);
return err;
}
static gpgme_error_t
encrypt_sign_start (gpgme_ctx_t ctx, int synchronous, gpgme_key_t recp[],
gpgme_encrypt_flags_t flags,
gpgme_data_t plain, gpgme_data_t cipher)
{
gpgme_error_t err;
err = _gpgme_op_reset (ctx, synchronous);
if (err)
return err;
if (!plain)
return gpg_error (GPG_ERR_NO_DATA);
if (!cipher || !recp)
return gpg_error (GPG_ERR_INV_VALUE);
err = _gpgme_op_encrypt_init_result (ctx);
if (err)
return err;
err = _gpgme_op_sign_init_result (ctx);
if (err)
return err;
if (ctx->passphrase_cb)
{
err = _gpgme_engine_set_command_handler
(ctx->engine, _gpgme_passphrase_command_handler, ctx, NULL);
if (err)
return err;
}
_gpgme_engine_set_status_handler (ctx->engine,
encrypt_sign_status_handler, ctx);
return _gpgme_engine_op_encrypt_sign (ctx->engine, recp, flags, plain,
cipher, ctx->use_armor,
ctx /* FIXME */);
}
/* Encrypt plaintext PLAIN within CTX for the recipients RECP and
store the resulting ciphertext in CIPHER. Also sign the ciphertext
with the signers in CTX. */
gpgme_error_t
gpgme_op_encrypt_sign_start (gpgme_ctx_t ctx, gpgme_key_t recp[],
gpgme_encrypt_flags_t flags,
gpgme_data_t plain, gpgme_data_t cipher)
{
return encrypt_sign_start (ctx, 0, recp, flags, plain, cipher);
}
/* Encrypt plaintext PLAIN within CTX for the recipients RECP and
store the resulting ciphertext in CIPHER. Also sign the ciphertext
with the signers in CTX. */
gpgme_error_t
gpgme_op_encrypt_sign (gpgme_ctx_t ctx, gpgme_key_t recp[],
gpgme_encrypt_flags_t flags,
gpgme_data_t plain, gpgme_data_t cipher)
{
gpgme_error_t err = encrypt_sign_start (ctx, 1, recp, flags, plain, cipher);
if (!err)
err = _gpgme_wait_one (ctx);
return err;
}
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