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global.h

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    global.h 6.71 KiB 
    /*
 *  Copyright (C) 2004, 2005, 2006, 2009, 2008, 2009, 2010 Savoir-Faire Linux Inc.
 *  Author: Emmanuel Milou <emmanuel.milou@savoirfairelinux.com>
 *  Author: Yan Morin <yan.morin@savoirfairelinux.com>
 *  Author: Laurielle Lea <laurielle.lea@savoirfairelinux.com>
 *
 *  This program 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 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Additional permission under GNU GPL version 3 section 7:
 *
 *  If you modify this program, or any covered work, by linking or
 *  combining it with the OpenSSL project's OpenSSL library (or a
 *  modified version of that library), containing parts covered by the
 *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
 *  grants you additional permission to convey the resulting work.
 *  Corresponding Source for a non-source form of such a combination
 *  shall include the source code for the parts of OpenSSL used as well
 *  as that of the covered work.
 */

#ifndef __GLOBAL_H__
#define __GLOBAL_H__

#include <assert.h>
#include <stdio.h>
#include <libintl.h>
#include <locale.h>
#include <string>
#include <stdlib.h>
#include <sstream>
#include <map>
#include <vector>
#include "logger.h"

#define SFLPHONED_VERSION "0.9.8"		/** Version number */

#define HOMEDIR					(getenv ("HOME"))				/** Home directory */
#define XDG_DATA_HOME			(getenv ("XDG_DATA_HOME"))
#define XDG_CONFIG_HOME			(getenv ("XDG_CONFIG_HOME"))
#define XDG_CACHE_HOME			(getenv ("XDG_CACHE_HOME"))
#define ZRTP_ZID_FILENAME       "sfl.zid"

typedef float float32;
typedef short int16;

//useful typedefs.
typedef signed short SINT16;
typedef signed int SINT32;

typedef unsigned long FILE_TYPE;
typedef unsigned long SOUND_FORMAT;

const FILE_TYPE  FILE_RAW = 1;
const FILE_TYPE  FILE_WAV = 2;

static const SOUND_FORMAT INT16 = 0x2; // TODO shold change these symbols
static const SOUND_FORMAT INT32 = 0x8;

    #define SUCCESS                 0

#define ASSERT( expected , value)       if( value == expected ) return SUCCESS; \
                                        else return 1;
#define PIDFILE "sfl.pid"

#ifdef DATAFORMAT_IS_FLOAT
#define SFLDataFormat float32
#define SFLDataFormatString "Float32"
#define SFLDataAmplitude 0.05
#else
#define SFLDataFormat int16
#define SFLDataFormatString "Int16"
#define SFLDataAmplitude (32767 >> 4)
#endif

#define PROGNAME         "sflphoned"		/** Binary name */
#define PROGDIR          "sflphone"		/** Program directory */
#define RINGDIR          "ringtones"		/** Ringtones directory */
#define CODECDIR         "codecs"		/** Codecs directory */

#define SIZEBUF 				100000 /** About 12 sec of buffering at 8000 Hz*/
#define STATIC_BUFSIZE 	 5000

#define ALSA_DFT_CARD_ID     0			/** Index of the default soundcard */

#define PCM_PLUGHW	"plughw"		/** Alsa plugin */
#define PCM_DEFAULT	"default"		/** Default ALSA plugin */
#define PCM_DMIX	"plug:dmix"		/** Alsa plugin for software mixing */
#define PCM_DSNOOP	"plug:dsnoop"		/** Alsa plugin for microphone sharing */
#define PCM_DMIX_DSNOOP "dmix/dsnoop"           /** Audio profile using Alsa dmix/dsnoop */

#define SFL_CODEC_VALID_PREFIX	"libcodec_"	/** Valid prefix for codecs shared library */
#define SFL_CODEC_VALID_EXTEN	".so"		/** Valid extension for codecs shared library */
#define CURRENT_DIR		"."		/** Current directory */
#define PARENT_DIR		".."		/** Parent directory */

#define SFL_PCM_BOTH		0x0021		/** To open both playback and capture devices */
#define SFL_PCM_PLAYBACK	0x0022		/** To open playback device only */
#define SFL_PCM_CAPTURE		0x0023		/** To open capture device only */
#define SFL_PCM_RINGTONE        0x0024

#ifdef USE_IAX
#define	IAX2_ENABLED  true			/** IAX2 support */
#else
#define	IAX2_ENABLED  false			/** IAX2 support */
#endif

#define GSM_STRING_DESCRIPTION	  "gsm"		/** GSM codec string description */
#define SPEEX_STRING_DESCRIPTION  "speex"	/** SPEEX codec string description */
#define ILBC_STRING_DESCRIPTION   "ilbc"		/** Ilbc codec string description */
#define RINGTONE_ENABLED	      TRUE_STR		/** Custom ringtone enable or not */
#define DISPLAY_DIALPAD		      TRUE_STR		/** Display dialpad or not */
#define DISPLAY_VOLUME_CONTROLS	  TRUE_STR		/** Display the volume controls or not */
#define START_HIDDEN		      TRUE_STR		/** SFlphone starts hidden at start-up or not */
#define WINDOW_POPUP		      TRUE_STR		/** Popup mode */
#define NOTIFY_ALL		          TRUE_STR		/** Desktop notification level 0: never notify */

// Error codes for error handling
#define NO_ERROR		      0x0000	/** No error - Everything alright */
#define ALSA_CAPTURE_DEVICE           0x0001	/** Error while opening capture device */
#define ALSA_PLAYBACK_DEVICE          0x0010	/** Error while opening playback device */
#define NETWORK_UNREACHABLE           0x0011	/** Network unreachable */
#define PULSEAUDIO_NOT_RUNNING          0x0100  /** Pulseaudio is not running */

#define ALSA			  0
#define PULSEAUDIO		  1
#define CHECK_INTERFACE( layer , api )		  (layer == api)

#define UNUSED          __attribute__((__unused__))
    
#define DEFAULT_SIP_PORT    "5060"
#define DEFAULT_SIP_TLS_PORT "5061"

#define HOOK_DEFAULT_SIP_FIELD      "X-sflphone-url"
#define HOOK_DEFAULT_URL_COMMAND    "x-www-browser"

/** Enumeration that contains known audio payloads */
typedef enum {
    // http://www.iana.org/assignments/rtp-parameters
    // http://www.gnu.org/software/ccrtp/doc/refman/html/formats_8h.html#a0
    // 0 PCMU A 8000 1 [RFC3551]
    PAYLOAD_CODEC_ULAW = 0,
    // 3 GSM  A 8000 1 [RFC3551]
    PAYLOAD_CODEC_GSM = 3,
    // 8 PCMA A 8000 1 [RFC3551]
    PAYLOAD_CODEC_ALAW = 8,
    // 9 G722 A 8000 1 [RFC3551]
    PAYLOAD_CODEC_G722 = 9,
    // http://www.ietf.org/rfc/rfc3952.txt
    // 97 iLBC/8000
    PAYLOAD_CODEC_ILBC_20 = 97,
    PAYLOAD_CODEC_ILBC_30 = 98,
    // http://www.speex.org/drafts/draft-herlein-speex-rtp-profile-00.txt
    //  97 speex/8000
    // http://support.xten.com/viewtopic.php?p=8684&sid=3367a83d01fdcad16c7459a79859b08e
    // 100 speex/16000
    PAYLOAD_CODEC_SPEEX_8000 = 110,
    PAYLOAD_CODEC_SPEEX_16000 = 111,
    PAYLOAD_CODEC_SPEEX_32000 = 112
} AudioCodecType;

/** The struct to reflect the order the user wants to use the codecs */
typedef std::vector<AudioCodecType> CodecOrder;



#endif	// __GLOBAL_H__