external/bsd/openldap/dist/libraries/liblber/debug.c

   1 /* $OpenLDAP: pkg/ldap/libraries/liblber/debug.c,v 1.21.2.3 2008/02/11 23:26:41 kurt Exp $ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1998-2008 The OpenLDAP Foundation.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in the file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15
  16 #include "portable.h"
  17
  18 #include <stdio.h>
  19
  20 #include <ac/stdarg.h>
  21 #include <ac/stdlib.h>
  22 #include <ac/string.h>
  23 #include <ac/time.h>
  24 #include <ac/ctype.h>
  25
  26 #ifdef LDAP_SYSLOG
  27 #include <ac/syslog.h>
  28 #endif
  29
  30 #include "ldap_log.h"
  31 #include "ldap_defaults.h"
  32 #include "lber.h"
  33 #include "ldap_pvt.h"
  34
  35 static FILE *log_file = NULL;
  36
  37 int lutil_debug_file( FILE *file )
  38 {
  39         log_file = file;
  40         ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, file );
  41
  42         return 0;
  43 }
  44
  45 void (lutil_debug)( int debug, int level, const char *fmt, ... )
  46 {
  47         char buffer[4096];
  48         va_list vl;
  49
  50         if ( !(level & debug ) ) return;
  51
  52 #ifdef HAVE_WINSOCK
  53         if( log_file == NULL ) {
  54                 log_file = fopen( LDAP_RUNDIR LDAP_DIRSEP "openldap.log", "w" );
  55
  56                 if ( log_file == NULL ) {
  57                         log_file = fopen( "openldap.log", "w" );
  58                         if ( log_file == NULL ) return;
  59                 }
  60
  61                 ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, log_file );
  62         }
  63 #endif
  64
  65         va_start( vl, fmt );
  66         vsnprintf( buffer, sizeof(buffer), fmt, vl );
  67         buffer[sizeof(buffer)-1] = '\0';
  68         if( log_file != NULL ) {
  69                 fputs( buffer, log_file );
  70                 fflush( log_file );
  71         }
  72         fputs( buffer, stderr );
  73         va_end( vl );
  74 }
  75
  76 #if defined(HAVE_EBCDIC) && defined(LDAP_SYSLOG)
  77 #undef syslog
  78 void eb_syslog( int pri, const char *fmt, ... )
  79 {
  80         char buffer[4096];
  81         va_list vl;
  82
  83         va_start( vl, fmt );
  84         vsnprintf( buffer, sizeof(buffer), fmt, vl );
  85         buffer[sizeof(buffer)-1] = '\0';
  86
  87         /* The syslog function appears to only work with pure EBCDIC */
  88         __atoe(buffer);
  89 #pragma convlit(suspend)
  90         syslog( pri, "%s", buffer );
  91 #pragma convlit(resume)
  92         va_end( vl );
  93 }
  94 #endif