gpgme/branches/gpgme-0-3-branch/gpgme/export.c
2002-09-30 08:04:16 +00:00

111 lines
3.0 KiB
C

/* export.c - encrypt functions
* Copyright (C) 2000 Werner Koch (dd9jn)
* Copyright (C) 2001, 2002 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 General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU 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
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "util.h"
#include "context.h"
#include "ops.h"
static void
export_status_handler (GpgmeCtx ctx, GpgmeStatusCode code, char *args)
{
if (ctx->error)
return;
DEBUG2 ("export_status: code=%d args=`%s'\n", code, args);
/* FIXME: Need to do more */
}
static GpgmeError
_gpgme_op_export_start (GpgmeCtx ctx, int synchronous,
GpgmeRecipients recp, GpgmeData keydata)
{
GpgmeError err = 0;
err = _gpgme_op_reset (ctx, synchronous);
if (err)
goto leave;
if (!keydata || gpgme_data_get_type (keydata) != GPGME_DATA_TYPE_NONE)
{
err = mk_error (Invalid_Value);
goto leave;
}
_gpgme_data_set_mode (keydata, GPGME_DATA_MODE_IN);
_gpgme_engine_set_status_handler (ctx->engine, export_status_handler, ctx);
_gpgme_engine_set_verbosity (ctx->engine, ctx->verbosity);
err = _gpgme_engine_op_export (ctx->engine, recp, keydata, ctx->use_armor);
if (!err)
err = _gpgme_engine_start (ctx->engine, ctx);
leave:
if (err)
{
ctx->pending = 0;
_gpgme_engine_release (ctx->engine);
ctx->engine = NULL;
}
return err;
}
GpgmeError
gpgme_op_export_start (GpgmeCtx ctx, GpgmeRecipients recp, GpgmeData keydata)
{
return _gpgme_op_export_start (ctx, 0, recp, keydata);
}
/**
* gpgme_op_export:
* @c: the context
* @recp: a list of recipients or NULL
* @keydata: Returns the keys
*
* This function can be used to extract public keys from the GnuPG key
* database either in armored (by using gpgme_set_armor()) or in plain
* binary form. The function expects a list of user IDs in @recp for
* whom the public keys are to be exported.
*
* Return value: 0 for success or an error code
**/
GpgmeError
gpgme_op_export (GpgmeCtx ctx, GpgmeRecipients recipients, GpgmeData keydata)
{
GpgmeError err = _gpgme_op_export_start (ctx, 1, recipients, keydata);
if (!err)
{
err = _gpgme_wait_one (ctx);
/* XXX We don't get status information. */
if (!ctx->error && gpgme_data_get_type (keydata) == GPGME_DATA_TYPE_NONE)
ctx->error = mk_error (No_Recipients);
err = ctx->error;
}
return err;
}