/* gpgconf.c - GnuPG Made Easy.
   Copyright (C) 2007 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., 59 Temple Place - Suite 330, Boston, MA
   02111-1307, USA.  */

#if HAVE_CONFIG_H
#include <config.h>
#endif

#include "gpgme.h"

#include "ops.h"
#include "engine.h"
#include "debug.h"

#ifdef ENABLE_GPGCONF
/* engine-gpgconf.c.  */
gpgme_error_t _gpgme_conf_arg_new (gpgme_conf_arg_t *arg_p,
				  gpgme_conf_type_t type, const void *value);
void _gpgme_conf_arg_release (gpgme_conf_arg_t arg, gpgme_conf_type_t type);
gpgme_error_t _gpgme_conf_opt_change (gpgme_conf_opt_t opt, int reset,
				      gpgme_conf_arg_t arg);
void _gpgme_conf_release (gpgme_conf_comp_t conf);
gpgme_error_t _gpgme_conf_load (void *engine, gpgme_conf_comp_t *conf_p);
gpgme_error_t gpgme_op_conf_save (gpgme_ctx_t ctx, gpgme_conf_comp_t comp);

#endif


/* Allocate a new gpgme_conf_arg_t.  */
gpgme_error_t
gpgme_conf_arg_new (gpgme_conf_arg_t *arg_p,
		    gpgme_conf_type_t type, const void *value)
{
#ifdef ENABLE_GPGCONF
  return _gpgme_conf_arg_new (arg_p, type, value);
#else
  return gpg_error (GPG_ERR_NOT_IMPLEMENTED);
#endif
}


/* This also releases all chained argument structures!  */
void
gpgme_conf_arg_release (gpgme_conf_arg_t arg, gpgme_conf_type_t type)
{
#ifdef ENABLE_GPGCONF
  _gpgme_conf_arg_release (arg, type);
#endif
}


/* Register a change for the value of OPT to ARG.  */
gpgme_error_t
gpgme_conf_opt_change (gpgme_conf_opt_t opt, int reset, gpgme_conf_arg_t arg)
{
#ifdef ENABLE_GPGCONF
  return _gpgme_conf_opt_change (opt, reset, arg);
#else
  return gpg_error (GPG_ERR_NOT_IMPLEMENTED);
#endif
}



/* Public function to release a gpgme_conf_comp list.  */
void
gpgme_conf_release (gpgme_conf_comp_t conf)
{
#ifdef ENABLE_GPGCONF
  _gpgme_conf_release (conf);
#endif
}


/* Public function to release load a configuration list.  No
   asynchronous interface for now.  */
gpgme_error_t
gpgme_op_conf_load (gpgme_ctx_t ctx, gpgme_conf_comp_t *conf_p)
{
#ifdef ENABLE_GPGCONF
  gpgme_error_t err;
  gpgme_protocol_t proto;

  if (!ctx)
    return gpg_error (GPG_ERR_INV_VALUE);

  proto = ctx->protocol;
  ctx->protocol = GPGME_PROTOCOL_GPGCONF;
  err = _gpgme_op_reset (ctx, 1);
  if (err)
    return err;

  err = _gpgme_engine_op_conf_load (ctx->engine, conf_p);
  ctx->protocol = proto;
  return err;
#else
  return gpg_error (GPG_ERR_NOT_IMPLEMENTED);
#endif
}


/* This function does not follow chained components!  */
gpgme_error_t
gpgme_op_conf_save (gpgme_ctx_t ctx, gpgme_conf_comp_t comp)
{
#ifdef ENABLE_GPGCONF
  gpgme_error_t err;
  gpgme_protocol_t proto;

  if (!ctx)
    return gpg_error (GPG_ERR_INV_VALUE);

  proto = ctx->protocol;
  ctx->protocol = GPGME_PROTOCOL_GPGCONF;
  err = _gpgme_op_reset (ctx, 1);
  if (err)
    return err;

  err = _gpgme_engine_op_conf_save (ctx->engine, comp);
  ctx->protocol = proto;
  return err;
#else
  return gpg_error (GPG_ERR_NOT_IMPLEMENTED);
#endif
}


