utils.h 3.94 KB
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/*
	belle-sip - SIP (RFC3261) library.
    Copyright (C) 2010  Belledonne Communications SARL

    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, see <http://www.gnu.org/licenses/>.
*/

#ifndef BELLE_SIP_UTILS_H
#define BELLE_SIP_UTILS_H

#include <stdarg.h>
#include <stdio.h>
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#include <errno.h>
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/***************/
/* logging api */
/***************/

typedef enum {
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	BELLE_SIP_LOG_FATAL=1,
	BELLE_SIP_LOG_ERROR=1<<1,
	BELLE_SIP_LOG_WARNING=1<<2,
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	BELLE_SIP_LOG_MESSAGE=1<<3,
	BELLE_SIP_LOG_DEBUG=1<<4,
	BELLE_SIP_LOG_END=1<<5
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} belle_sip_log_level;


typedef void (*belle_sip_log_function_t)(belle_sip_log_level lev, const char *fmt, va_list args);

BELLE_SIP_BEGIN_DECLS

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extern belle_sip_log_function_t belle_sip_logv_out;

extern unsigned int __belle_sip_log_mask;

#define belle_sip_log_level_enabled(level)   (__belle_sip_log_mask & (level))

#if !defined(WIN32) && !defined(_WIN32_WCE)
#define belle_sip_logv(level,fmt,args) \
{\
        if (belle_sip_logv_out!=NULL && belle_sip_log_level_enabled(level)) \
                belle_sip_logv_out(level,fmt,args);\
        if ((level)==BELLE_SIP_LOG_FATAL) abort();\
}while(0)
#else
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BELLESIP_EXPORT void belle_sip_logv(int level, const char *fmt, va_list args);
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#endif


#ifdef BELLE_SIP_DEBUG_MODE
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static BELLESIP_INLINE void belle_sip_debug(const char *fmt,...)
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{
  va_list args;
  va_start (args, fmt);
  belle_sip_logv(BELLE_SIP_LOG_DEBUG, fmt, args);
  va_end (args);
}
#else

#define belle_sip_debug(...)

#endif

#ifdef BELLE_SIP_NOMESSAGE_MODE

#define belle_sip_log(...)
#define belle_sip_message(...)
#define belle_sip_warning(...)

#else

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static BELLESIP_INLINE void belle_sip_log(belle_sip_log_level lev, const char *fmt,...){
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        va_list args;
        va_start (args, fmt);
        belle_sip_logv(lev, fmt, args);
        va_end (args);
}

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static BELLESIP_INLINE void belle_sip_message(const char *fmt,...)
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{
        va_list args;
        va_start (args, fmt);
        belle_sip_logv(BELLE_SIP_LOG_MESSAGE, fmt, args);
        va_end (args);
}

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static BELLESIP_INLINE void belle_sip_warning(const char *fmt,...)
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{
        va_list args;
        va_start (args, fmt);
        belle_sip_logv(BELLE_SIP_LOG_WARNING, fmt, args);
        va_end (args);
}

#endif

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static BELLESIP_INLINE void belle_sip_error(const char *fmt,...)
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{
        va_list args;
        va_start (args, fmt);
        belle_sip_logv(BELLE_SIP_LOG_ERROR, fmt, args);
        va_end (args);
}

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static BELLESIP_INLINE void belle_sip_fatal(const char *fmt,...)
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{
        va_list args;
        va_start (args, fmt);
        belle_sip_logv(BELLE_SIP_LOG_FATAL, fmt, args);
        va_end (args);
}



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BELLESIP_EXPORT void belle_sip_set_log_file(FILE *file);
BELLESIP_EXPORT void belle_sip_set_log_handler(belle_sip_log_function_t func);
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BELLESIP_EXPORT char *belle_sip_strdup_printf(const char *fmt,...);
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BELLESIP_EXPORT void belle_sip_set_log_level(int level);
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BELLESIP_EXPORT char * belle_sip_random_token(char *ret, size_t size);
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unsigned char * belle_sip_random_bytes(unsigned char *ret, size_t size);

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char * belle_sip_octets_to_text(const unsigned char *hash, size_t hash_len, char *ret, size_t size);

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char * belle_sip_create_tag(char *ret, size_t size);

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BELLESIP_EXPORT const char* belle_sip_version_to_string();
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#if defined(WIN32)

#include <winsock2.h>

typedef SOCKET belle_sip_socket_t;
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typedef HANDLE belle_sip_fd_t;
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#else
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typedef int belle_sip_socket_t;
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typedef int belle_sip_fd_t;
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#endif

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BELLE_SIP_END_DECLS

#endif