/*
  The oSIP library implements the Session Initiation Protocol (SIP -rfc3261-)
  Copyright (C) 2001,2002,2003,2004  Aymeric MOIZARD jack@atosc.org
  
  This 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.
  
  This 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 along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/


#ifndef _OSIP_PORT_H_
#define _OSIP_PORT_H_

/* Include necessary headers for osip */

#include <stdio.h>
#ifdef WIN32

#define STDC_HEADERS 1
#define HAVE_CTYPE_H 1
#define HAVE_STRING_H 1
#define HAVE_SYS_TYPES_H 1
#define HAVE_TIME_H 1
#define HAVE_STDARG_H 1

/* use win32 crypto routines for random number generation */
/* only use for vs .net (compiler v. 1300) or greater */
#if _MSC_VER >= 1300
#define WIN32_USE_CRYPTO 1
#endif

#elif defined _WIN32_WCE

#define STDC_HEADERS 1
#define HAVE_CTYPE_H 1
#define HAVE_STRING_H 1
#define HAVE_TIME_H 1
#define HAVE_STDARG_H 1

#define strnicmp	_strnicmp
#define stricmp		_stricmp
#define EBUSY           16

#endif

#ifdef __VXWORKS_OS__

#include <string.h>
#include <time.h>
#include <stdarg.h>
#define VA_START(a, f)  va_start(a, f)

#else /* end of __VXWORKS_OS__ */

#if defined (HAVE_CONFIG_H)
#include <config.h>
#  if defined (HAVE_STRING_H)
#    include <string.h>
#  else
#    include <strings.h>
#  endif /* HAVE_STRING_H */
#else
#  include <string.h>
#endif /* !HAVE_CONFIG_H */

#if defined (HAVE_SYS_TYPES_H)
#  include <sys/types.h>
#endif

#if STDC_HEADERS
#    include <stdlib.h>
#endif /* !STDC_HEADERS */

#if defined(HAVE_STDARG_H) || defined(WIN32)
#  include <stdarg.h>
#  define VA_START(a, f)  va_start(a, f)
#else
#  if defined(HAVE_VARARGS_H)
#    include <varargs.h>
#    define VA_START(a, f) va_start(a)
#  else
#    include <stdarg.h>
#    define VA_START(a, f)  va_start(a, f)
#  endif
#endif

#ifdef HAVE_TIME_H
#  include <time.h>
#endif

#if defined (HAVE_SYS_TIME_H)
#  include <sys/time.h>
#endif

#endif /* end of !__VXWORKS_OS__ */

#ifdef _WIN32_WCE
#define VA_START(a, f)  va_start(a, f)
#endif

#ifdef WIN32
#define VA_START(a, f)  va_start(a, f)
#endif

#ifdef __PSOS__
#define VA_START(a, f)  va_start(a, f)
#endif

#if __STDC__
#  ifndef NOPROTOS
#    define PARAMS(args)   args
#  endif
#endif

#ifndef PARAMS
#  define PARAMS(args)     ()
#endif

#include <osipparser2/osip_const.h>

#include <osipparser2/osip_list.h>

#define SIP_SYNTAX_ERROR    (-1)
#define SIP_NETWORK_ERROR   (-2)
#define SIP_ECONNREFUSED    (-3)
#define SIP_RESSOURCE_ERROR (-4)
#define SIP_GLOBAL_ERROR    (-5)

#ifdef __cplusplus
extern "C"
{
#endif

/**************************/
/* MALLOC redirections    */
/**************************/

#ifndef WIN32

typedef void *osip_malloc_func_t(size_t size);
typedef void osip_free_func_t(void *ptr);
typedef void *osip_realloc_func_t(void *ptr, size_t size);

extern osip_malloc_func_t  *osip_malloc_func;
extern osip_realloc_func_t *osip_realloc_func;
extern osip_free_func_t    *osip_free_func;

void osip_set_allocators(osip_malloc_func_t  *malloc_func, 
                         osip_realloc_func_t *realloc_func, 
                         osip_free_func_t    *free_func);

#ifndef osip_malloc
#define osip_malloc(S) (osip_malloc_func?osip_malloc_func(S):malloc(S))
#endif
#ifndef osip_realloc
#define osip_realloc(P,S) (osip_realloc_func?osip_realloc_func(P,S):realloc(P,S))
#endif
#ifndef osip_free
#define osip_free(P) { if (P!=NULL) { if (osip_free_func) osip_free_func(P); else free(P);} }
#endif

#else
void *osip_malloc(size_t size);
void *osip_realloc(void *, size_t size);
void osip_free(void *);
#endif

#ifdef WIN32
#define alloca _alloca
#endif

/**************************/
/* RANDOM number support  */
/**************************/

  unsigned int osip_build_random_number (void);

/**************************/
/* TIMER support          */
/**************************/

#define SP   " \0"

  void osip_usleep (int useconds);

/**************************/
/* STRING support         */
/**************************/

  int osip_atoi (const char *number);
  char *osip_strncpy (char *dest, const char *src, size_t length);
  char *osip_strdup (const char *ch);
  char *osip_strdup_without_quote (const char *ch);
  int osip_tolower (char *word);
  int osip_clrspace (char *word);
  char *__osip_sdp_append_string (char *string, size_t size,
				  char *cur, char *string_osip_to_append);
  int __osip_set_next_token (char **dest, char *buf, int end_separator,
			     char **next);
  /* find the next unescaped quote and return its index. */
  char *__osip_quote_find (const char *qstring);
  char *osip_enquote (const char *s);
  void osip_dequote (char *s);

  int osip_strcasecmp (const char *s1, const char *s2);
  int osip_strncasecmp (const char *s1, const char *s2, size_t len);

/**************************/
/* LOG&DEBUG support      */
/**************************/

#define LOG_TRUE  1
#define LOG_FALSE 0
/* levels */
  typedef enum _trace_level
  {
    TRACE_LEVEL0 = 0,
#define OSIP_FATAL    0
    TRACE_LEVEL1 = 1,
#define OSIP_BUG      1
    TRACE_LEVEL2 = 2,
#define OSIP_ERROR    2
    TRACE_LEVEL3 = 3,
#define OSIP_WARNING  3
    TRACE_LEVEL4 = 4,
#define OSIP_INFO1    4
    TRACE_LEVEL5 = 5,
#define OSIP_INFO2    5
    TRACE_LEVEL6 = 6,
#define OSIP_INFO3    6
    TRACE_LEVEL7 = 7,
#define OSIP_INFO4    7
    END_TRACE_LEVEL = 8
  }
  osip_trace_level_t;


typedef void osip_trace_func_t(char *fi, int li, osip_trace_level_t level, char *chfr, va_list ap);

/* these are defined in all cases, but are empty when oSIP is compiled
   without trace */
  void osip_trace_initialize_func (osip_trace_level_t level, osip_trace_func_t *func);
  void osip_trace_initialize_syslog (osip_trace_level_t level, char *ident);
  void osip_trace_initialize (osip_trace_level_t level, FILE * file);
  void osip_trace_enable_until_level (osip_trace_level_t level);
  void osip_trace_enable_level (osip_trace_level_t level);
  void osip_trace_disable_level (osip_trace_level_t level);
  int osip_is_trace_level_activate (osip_trace_level_t level);

#ifndef ENABLE_TRACE

#define TRACE_INITIALIZE(level, file)  do { } while (0)
#define TRACE_ENABLE_LEVEL(level)      do { } while (0)
#define TRACE_DISABLE_LEVEL(level)     do { } while (0)
#define IS_TRACE_LEVEL_ACTIVATE(level) (-1)

#else

#define TRACE_INITIALIZE(level, file)  osip_trace_initialize(level, file)
#define TRACE_ENABLE_LEVEL(level)      osip_trace_enable_level ( level )
#define TRACE_DISABLE_LEVEL(level)     osip_trace_disable_level ( level )
#define IS_TRACE_LEVEL_ACTIVATE(level) osip_is_trace_level_activate( level )

#endif

/* log facility. */
/* if f is NULL, current default log file is used. */
/* INPUT: level | level of the trace               */
/* INPUT: f | use f instead of default log file    */
/* INPUT: chfr | format string for next args       */
  int osip_trace (char *fi, int li, osip_trace_level_t level, FILE * f,
		  char *chfr, ...);

#ifdef ENABLE_TRACE
#define OSIP_TRACE(P) P
#else
#define OSIP_TRACE(P) do {} while (0)
#endif

#ifdef __cplusplus
}
#endif

#endif				/* _PORT_H_ */
