/*

 * Copyright (c) 1997-2006 Kungliga Tekniska Högskolan

 * (Royal Institute of Technology, Stockholm, Sweden).

 * All rights reserved.

 *

 * Portions Copyright (c) 2009 Apple Inc. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 *

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * 3. Neither the name of the Institute nor the names of its contributors

 *    may be used to endorse or promote products derived from this software

 *    without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND

 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE

 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

 * SUCH DAMAGE.

 */

#include "krb5_locl.h"

#include <assert.h>

#include <vis.h>

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_initlog(krb5_context context,

       const char *program,

       krb5_log_facility **fac)

{

    return heim_initlog(context->hcontext, program, fac);

}

struct krb5_addlog_func_wrapper {

    krb5_context context;

    krb5_log_log_func_t log_func;

    krb5_log_close_func_t close_func;

    void *data;

};

static void HEIM_CALLCONV

krb5_addlog_func_wrapper_log(heim_context hcontext,

           const char *prefix,

           const char *msg,

           void *data)

{

    struct krb5_addlog_func_wrapper *w = data;

    w->log_func(w->context,

                prefix,

                msg,

                w->data);

}

static void HEIM_CALLCONV

krb5_addlog_func_wrapper_close(void *data)

{

    struct krb5_addlog_func_wrapper *w = data;

    w->close_func(w->data);

    free(w);

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_addlog_func(krb5_context context,

                 krb5_log_facility *fac,

                 int min,

                 int max,

                 krb5_log_log_func_t log_func,

                 krb5_log_close_func_t close_func,

                 void *data)

{

    struct krb5_addlog_func_wrapper *w = NULL;

    w = calloc(1, sizeof(*w));

    if (w == NULL)

  return krb5_enomem(context);

    w->context = context;

    w->log_func = log_func;

    w->close_func = close_func;

    w->data = data;

    return heim_addlog_func(context->hcontext, fac, min, max,

                            krb5_addlog_func_wrapper_log,

                            krb5_addlog_func_wrapper_close,

                            w);

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_addlog_dest(krb5_context context, krb5_log_facility *f, const char *orig)

{

    return heim_addlog_dest(context->hcontext, f, orig);

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_openlog(krb5_context context,

       const char *program,

       krb5_log_facility **fac)

{

    krb5_error_code ret;

    char **p;

    p = krb5_config_get_strings(context, NULL, "logging", program, NULL);

    if (p == NULL)

  p = krb5_config_get_strings(context, NULL, "logging", "default", NULL);

    ret = heim_openlog(context->hcontext, program, (const char **)p, fac);

    krb5_config_free_strings(p);

    return ret;

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_closelog(krb5_context context,

             krb5_log_facility *fac)

{

    heim_closelog(context->hcontext, fac);

    return 0;

}

#undef __attribute__

#define __attribute__(X)

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_vlog_msg(krb5_context context,

        krb5_log_facility *fac,

        char **reply,

        int level,

        const char *fmt,

        va_list ap)

     __attribute__ ((__format__ (__printf__, 5, 0)))

{

    return heim_vlog_msg(context->hcontext, fac, reply, level, fmt, ap);

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_vlog(krb5_context context,

    krb5_log_facility *fac,

    int level,

    const char *fmt,

    va_list ap)

     __attribute__ ((__format__ (__printf__, 4, 0)))

{

    return heim_vlog_msg(context->hcontext, fac, NULL, level, fmt, ap);

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_log_msg(krb5_context context,

       krb5_log_facility *fac,

       int level,

       char **reply,

       const char *fmt,

       ...)

     __attribute__ ((__format__ (__printf__, 5, 6)))

{

    va_list ap;

    krb5_error_code ret;

    va_start(ap, fmt);

    ret = heim_vlog_msg(context->hcontext, fac, reply, level, fmt, ap);

    va_end(ap);

    return ret;

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_log(krb5_context context,

   krb5_log_facility *fac,

   int level,

   const char *fmt,

   ...)

     __attribute__ ((__format__ (__printf__, 4, 5)))

{

    va_list ap;

    krb5_error_code ret;

    va_start(ap, fmt);

    ret = heim_vlog(context->hcontext, fac, level, fmt, ap);

    va_end(ap);

    return ret;

}

void KRB5_LIB_FUNCTION

_krb5_debug(krb5_context context,

      int level,

      const char *fmt,

      ...)

    __attribute__ ((__format__ (__printf__, 3, 4)))

{

    va_list ap;

    va_start(ap, fmt);

    if (context && context->hcontext)

        heim_vdebug(context->hcontext, level, fmt, ap);

    va_end(ap);

}

void KRB5_LIB_FUNCTION

krb5_debug(krb5_context context,

      int level,

      const char *fmt,

      ...)

    __attribute__ ((__format__ (__printf__, 3, 4)))

{

    va_list ap;

    va_start(ap, fmt);

    if (context && context->hcontext)

        heim_vdebug(context->hcontext, level, fmt, ap);

    va_end(ap);

}

KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL

_krb5_have_debug(krb5_context context, int level)

{

    if (context == NULL || context->hcontext == NULL)

  return 0;

    return heim_have_debug(context->hcontext, level);

}

KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL

krb5_have_debug(krb5_context context, int level)

{

    return _krb5_have_debug(context, level);

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_set_debug_dest(krb5_context context, const char *program,

                    const char *log_spec)

{

    return heim_add_debug_dest(context->hcontext, program, log_spec);

}

KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL

krb5_set_log_dest(krb5_context context, krb5_log_facility *fac)

{

    return heim_set_log_dest(context->hcontext, fac);

}