callback.c

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/* callback.c --- Callback handling.
 * Copyright (C) 2002, 2003, 2004, 2005, 2006, 2008  Simon Josefsson
 *
 * This file is part of GNU SASL Library.
 *
 * GNU SASL Library 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.
 *
 * GNU SASL Library 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 License along with GNU SASL Library; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 */

#include "internal.h"

void
gsasl_callback_set (Gsasl * ctx, Gsasl_callback_function cb)
{
  ctx->cb = cb;
}

#ifndef GSASL_NO_OBSOLETE
/* Declared in obsolete.c. */
int _gsasl_obsolete_callback (Gsasl * ctx, Gsasl_session * sctx,
                              Gsasl_property prop);
#endif

int
gsasl_callback (Gsasl * ctx, Gsasl_session * sctx, Gsasl_property prop)
{
  if (ctx == NULL && sctx == NULL)
    return GSASL_NO_CALLBACK;

  if (ctx == NULL)
    ctx = sctx->ctx;

  if (ctx->cb)
    return ctx->cb (ctx, sctx, prop);

#ifndef GSASL_NO_OBSOLETE
  return _gsasl_obsolete_callback (ctx, sctx, prop);
#endif

  return GSASL_NO_CALLBACK;
}

void
gsasl_callback_hook_set (Gsasl * ctx, void *hook)
{
  ctx->application_hook = hook;
}

void *
gsasl_callback_hook_get (Gsasl * ctx)
{
  return ctx->application_hook;
}

void
gsasl_session_hook_set (Gsasl_session * sctx, void *hook)
{
  sctx->application_hook = hook;
}

void *
gsasl_session_hook_get (Gsasl_session * sctx)
{
  return sctx->application_hook;
}