119 lines
3.0 KiB
C
119 lines
3.0 KiB
C
/* 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 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 General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(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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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GPGME; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 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 <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include "util.h"
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#include "context.h"
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#include "ops.h"
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static GpgmeError
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encrypt_sign_status_handler (GpgmeCtx ctx, GpgmeStatusCode code, char *args)
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{
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GpgmeError err = _gpgme_encrypt_status_handler (ctx, code, args);
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if (err)
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return err;
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return _gpgme_sign_status_handler (ctx, code, args);
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}
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static GpgmeError
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_gpgme_op_encrypt_sign_start (GpgmeCtx ctx, int synchronous,
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GpgmeRecipients recp,
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GpgmeData plain, GpgmeData cipher)
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{
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GpgmeError err = 0;
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err = _gpgme_op_reset (ctx, synchronous);
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if (err)
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goto leave;
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err = _gpgme_passphrase_start (ctx);
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if (err)
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goto leave;
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_gpgme_engine_set_status_handler (ctx->engine,
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encrypt_sign_status_handler, ctx);
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_gpgme_engine_set_verbosity (ctx->engine, ctx->verbosity);
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/* Check the supplied data */
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if (!plain)
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{
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err = GPGME_No_Data;
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goto leave;
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}
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if (!cipher)
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{
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err = GPGME_Invalid_Value;
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goto leave;
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}
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err = _gpgme_engine_op_encrypt_sign (ctx->engine, recp, plain, cipher,
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ctx->use_armor, ctx /* FIXME */);
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leave:
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if (err)
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{
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ctx->pending = 0;
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_gpgme_engine_release (ctx->engine);
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ctx->engine = NULL;
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}
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return err;
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}
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GpgmeError
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gpgme_op_encrypt_sign_start (GpgmeCtx ctx, GpgmeRecipients recp,
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GpgmeData plain, GpgmeData cipher)
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{
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return _gpgme_op_encrypt_sign_start (ctx, 0, recp, plain, cipher);
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}
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/**
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* gpgme_op_encrypt_sign:
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* @ctx: The context
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* @recp: The set of recipients
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* @plain: plaintext input
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* @cipher: signed ciphertext
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*
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* This function encrypts @plain for all recipients in recp, signs it,
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* and returns the ciphertext in @out. The function does wait for the
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* result.
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*
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* Return value: 0 on success or an errorcode.
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**/
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GpgmeError
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gpgme_op_encrypt_sign (GpgmeCtx ctx, GpgmeRecipients recp,
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GpgmeData plain, GpgmeData cipher)
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{
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GpgmeError err = _gpgme_op_encrypt_sign_start (ctx, 1, recp, 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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