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/* encrypt-sign.c - encrypt and verify functions
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Copyright (C) 2000 Werner Koch (dd9jn)
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Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
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This file is part of GPGME.
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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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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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You should have received a copy of the GNU Lesser General Public
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License along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02111-1307, USA. */
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#if HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "gpgme.h"
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#include "context.h"
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#include "ops.h"
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static gpgme_error_t
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encrypt_sign_status_handler (void *priv, gpgme_status_code_t code, char *args)
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{
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gpgme_error_t err;
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err = _gpgme_progress_status_handler (priv, code, args);
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if (!err)
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err = _gpgme_encrypt_status_handler (priv, code, args);
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if (!err)
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err = _gpgme_sign_status_handler (priv, code, args);
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return err;
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}
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static gpgme_error_t
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encrypt_sign_start (gpgme_ctx_t ctx, int synchronous, gpgme_key_t recp[],
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gpgme_encrypt_flags_t flags,
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gpgme_data_t plain, gpgme_data_t cipher)
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{
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gpgme_error_t err;
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err = _gpgme_op_reset (ctx, synchronous);
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if (err)
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return err;
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if (!plain)
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return gpg_error (GPG_ERR_NO_DATA);
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if (!cipher || !recp)
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return gpg_error (GPG_ERR_INV_VALUE);
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err = _gpgme_op_encrypt_init_result (ctx);
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if (err)
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return err;
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err = _gpgme_op_sign_init_result (ctx);
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if (err)
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return err;
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if (ctx->passphrase_cb)
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{
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err = _gpgme_engine_set_command_handler
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(ctx->engine, _gpgme_passphrase_command_handler, ctx, NULL);
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if (err)
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return err;
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}
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_gpgme_engine_set_status_handler (ctx->engine,
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encrypt_sign_status_handler, ctx);
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return _gpgme_engine_op_encrypt_sign (ctx->engine, recp, flags, plain,
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cipher, ctx->use_armor,
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ctx /* FIXME */);
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}
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/* Encrypt plaintext PLAIN within CTX for the recipients RECP and
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store the resulting ciphertext in CIPHER. Also sign the ciphertext
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with the signers in CTX. */
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gpgme_error_t
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gpgme_op_encrypt_sign_start (gpgme_ctx_t ctx, gpgme_key_t recp[],
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gpgme_encrypt_flags_t flags,
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gpgme_data_t plain, gpgme_data_t cipher)
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{
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return encrypt_sign_start (ctx, 0, recp, flags, plain, cipher);
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}
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/* Encrypt plaintext PLAIN within CTX for the recipients RECP and
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store the resulting ciphertext in CIPHER. Also sign the ciphertext
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with the signers in CTX. */
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gpgme_error_t
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gpgme_op_encrypt_sign (gpgme_ctx_t ctx, gpgme_key_t recp[],
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gpgme_encrypt_flags_t flags,
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gpgme_data_t plain, gpgme_data_t cipher)
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{
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gpgme_error_t err = encrypt_sign_start (ctx, 1, recp, flags, plain, cipher);
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if (!err)
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err = _gpgme_wait_one (ctx);
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return err;
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}
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