debug.c 3.37 KB
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/*
 * This file is part of the Nice GLib ICE library.
 *
 * (C) 2008 Collabora Ltd.
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 *  Contact: Youness Alaoui
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 * (C) 2008 Nokia Corporation. All rights reserved.
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Nice GLib ICE library.
 *
 * The Initial Developers of the Original Code are Collabora Ltd and Nokia
 * Corporation. All Rights Reserved.
 *
 * Contributors:
 *   Youness Alaoui, Collabora Ltd.
 *
 * Alternatively, the contents of this file may be used under the terms of the
 * the GNU Lesser General Public License Version 2.1 (the "LGPL"), in which
 * case the provisions of LGPL are applicable instead of those above. If you
 * wish to allow use of your version of this file only under the terms of the
 * LGPL and not to allow others to use your version of this file under the
 * MPL, indicate your decision by deleting the provisions above and replace
 * them with the notice and other provisions required by the LGPL. If you do
 * not delete the provisions above, a recipient may use your version of this
 * file under either the MPL or the LGPL.
 */

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

#include "debug.h"

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#include "stunagent.h"
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#include "pseudotcp.h"
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static int debug_enabled = 0;
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#define NICE_DEBUG_STUN 1
#define NICE_DEBUG_NICE 2
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#define NICE_DEBUG_PSEUDOTCP 4
#define NICE_DEBUG_PSEUDOTCP_VERBOSE 8
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static const GDebugKey keys[] = {
  { (gchar *)"stun",  NICE_DEBUG_STUN },
  { (gchar *)"nice",  NICE_DEBUG_NICE },
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  { (gchar *)"pseudotcp",  NICE_DEBUG_PSEUDOTCP },
  { (gchar *)"pseudotcp-verbose",  NICE_DEBUG_PSEUDOTCP_VERBOSE },
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  { NULL, 0},
};


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void nice_debug_init (void)
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{
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  static gboolean debug_initialized = FALSE;
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  const gchar *flags_string;
  guint flags;

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  if (!debug_initialized) {
    debug_initialized = TRUE;
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    flags_string = g_getenv ("NICE_DEBUG");
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    nice_debug_disable (TRUE);
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    if (flags_string != NULL) {
      flags = g_parse_debug_string (flags_string, keys,  4);
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      if (flags & NICE_DEBUG_NICE)
        nice_debug_enable (FALSE);
      if (flags & NICE_DEBUG_STUN)
        stun_debug_enable ();
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      /* Set verbose before normal so that if we use 'all', then only
         normal debug is enabled, we'd need to set pseudotcp-verbose without the
         pseudotcp flag in order to actually enable verbose pseudotcp */
      if (flags & NICE_DEBUG_PSEUDOTCP_VERBOSE)
        pseudo_tcp_set_debug_level (PSEUDO_TCP_DEBUG_VERBOSE);
      if (flags & NICE_DEBUG_PSEUDOTCP)
        pseudo_tcp_set_debug_level (PSEUDO_TCP_DEBUG_NORMAL);
    }
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  }
}

void nice_debug_enable (gboolean with_stun)
{
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  nice_debug_init ();
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  debug_enabled = 1;
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  if (with_stun)
    stun_debug_enable ();
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}
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void nice_debug_disable (gboolean with_stun)
{
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  nice_debug_init ();
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  debug_enabled = 0;
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  if (with_stun)
    stun_debug_disable ();
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}

void nice_debug (const char *fmt, ...)
{
  va_list ap;
  if (debug_enabled) {
    va_start (ap, fmt);
    g_logv (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, fmt, ap);
    va_end (ap);
  }
}